mirror of
https://github.com/node-red/node-red.git
synced 2023-10-10 13:36:53 +02:00
2740 lines
120 KiB
JavaScript
2740 lines
120 KiB
JavaScript
/**
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* Copyright JS Foundation and other contributors, http://js.foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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**/
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RED.view = (function() {
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var space_width = 5000,
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space_height = 5000,
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lineCurveScale = 0.75,
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scaleFactor = 1,
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node_width = 100,
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node_height = 30;
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var touchLongPressTimeout = 1000,
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startTouchDistance = 0,
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startTouchCenter = [],
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moveTouchCenter = [],
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touchStartTime = 0;
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var workspaceScrollPositions = {};
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var gridSize = 20;
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var snapGrid = false;
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var activeSpliceLink;
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var spliceActive = false;
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var spliceTimer;
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var activeSubflow = null;
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var activeNodes = [];
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var activeLinks = [];
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var activeFlowLinks = [];
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var selected_link = null,
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mousedown_link = null,
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mousedown_node = null,
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mousedown_port_type = null,
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mousedown_port_index = 0,
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mouseup_node = null,
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mouse_offset = [0,0],
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mouse_position = null,
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mouse_mode = 0,
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moving_set = [],
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lasso = null,
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showStatus = false,
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lastClickNode = null,
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dblClickPrimed = null,
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clickTime = 0,
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clickElapsed = 0;
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var clipboard = "";
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var status_colours = {
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"red": "#c00",
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"green": "#5a8",
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"yellow": "#F9DF31",
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"blue": "#53A3F3",
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"grey": "#d3d3d3"
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}
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var PORT_TYPE_INPUT = 1;
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var PORT_TYPE_OUTPUT = 0;
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var outer = d3.select("#chart")
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.append("svg:svg")
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.attr("width", space_width)
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.attr("height", space_height)
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.attr("pointer-events", "all")
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.style("cursor","crosshair")
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.on("mousedown", function() {
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focusView();
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});
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var vis = outer
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.append("svg:g")
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.on("dblclick.zoom", null)
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.append("svg:g")
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.attr('class','innerCanvas')
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.on("mousemove", canvasMouseMove)
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.on("mousedown", canvasMouseDown)
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.on("mouseup", canvasMouseUp)
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.on("touchend", function() {
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clearTimeout(touchStartTime);
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touchStartTime = null;
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if (RED.touch.radialMenu.active()) {
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return;
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}
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if (lasso) {
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outer_background.attr("fill","#fff");
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}
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canvasMouseUp.call(this);
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})
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.on("touchcancel", canvasMouseUp)
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.on("touchstart", function() {
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var touch0;
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if (d3.event.touches.length>1) {
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clearTimeout(touchStartTime);
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touchStartTime = null;
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d3.event.preventDefault();
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touch0 = d3.event.touches.item(0);
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var touch1 = d3.event.touches.item(1);
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var a = touch0["pageY"]-touch1["pageY"];
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var b = touch0["pageX"]-touch1["pageX"];
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var offset = $("#chart").offset();
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var scrollPos = [$("#chart").scrollLeft(),$("#chart").scrollTop()];
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startTouchCenter = [
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(touch1["pageX"]+(b/2)-offset.left+scrollPos[0])/scaleFactor,
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(touch1["pageY"]+(a/2)-offset.top+scrollPos[1])/scaleFactor
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];
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moveTouchCenter = [
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touch1["pageX"]+(b/2),
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touch1["pageY"]+(a/2)
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]
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startTouchDistance = Math.sqrt((a*a)+(b*b));
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} else {
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var obj = d3.select(document.body);
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touch0 = d3.event.touches.item(0);
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var pos = [touch0.pageX,touch0.pageY];
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startTouchCenter = [touch0.pageX,touch0.pageY];
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startTouchDistance = 0;
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var point = d3.touches(this)[0];
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touchStartTime = setTimeout(function() {
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touchStartTime = null;
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showTouchMenu(obj,pos);
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//lasso = vis.append("rect")
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// .attr("ox",point[0])
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// .attr("oy",point[1])
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// .attr("rx",2)
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// .attr("ry",2)
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// .attr("x",point[0])
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// .attr("y",point[1])
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// .attr("width",0)
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// .attr("height",0)
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// .attr("class","lasso");
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//outer_background.attr("fill","#e3e3f3");
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},touchLongPressTimeout);
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}
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})
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.on("touchmove", function(){
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if (RED.touch.radialMenu.active()) {
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d3.event.preventDefault();
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return;
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}
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var touch0;
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if (d3.event.touches.length<2) {
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if (touchStartTime) {
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touch0 = d3.event.touches.item(0);
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var dx = (touch0.pageX-startTouchCenter[0]);
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var dy = (touch0.pageY-startTouchCenter[1]);
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var d = Math.abs(dx*dx+dy*dy);
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if (d > 64) {
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clearTimeout(touchStartTime);
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touchStartTime = null;
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}
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} else if (lasso) {
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d3.event.preventDefault();
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}
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canvasMouseMove.call(this);
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} else {
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touch0 = d3.event.touches.item(0);
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var touch1 = d3.event.touches.item(1);
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var a = touch0["pageY"]-touch1["pageY"];
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var b = touch0["pageX"]-touch1["pageX"];
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var offset = $("#chart").offset();
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var scrollPos = [$("#chart").scrollLeft(),$("#chart").scrollTop()];
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var moveTouchDistance = Math.sqrt((a*a)+(b*b));
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var touchCenter = [
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touch1["pageX"]+(b/2),
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touch1["pageY"]+(a/2)
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];
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if (!isNaN(moveTouchDistance)) {
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oldScaleFactor = scaleFactor;
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scaleFactor = Math.min(2,Math.max(0.3, scaleFactor + (Math.floor(((moveTouchDistance*100)-(startTouchDistance*100)))/10000)));
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var deltaTouchCenter = [ // Try to pan whilst zooming - not 100%
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startTouchCenter[0]*(scaleFactor-oldScaleFactor),//-(touchCenter[0]-moveTouchCenter[0]),
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startTouchCenter[1]*(scaleFactor-oldScaleFactor) //-(touchCenter[1]-moveTouchCenter[1])
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];
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startTouchDistance = moveTouchDistance;
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moveTouchCenter = touchCenter;
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$("#chart").scrollLeft(scrollPos[0]+deltaTouchCenter[0]);
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$("#chart").scrollTop(scrollPos[1]+deltaTouchCenter[1]);
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redraw();
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}
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}
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});
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var outer_background = vis.append("svg:rect")
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.attr("width", space_width)
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.attr("height", space_height)
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.attr("fill","#fff");
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var gridScale = d3.scale.linear().range([0,space_width]).domain([0,space_width]);
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var grid = vis.append("g");
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grid.selectAll("line.horizontal").data(gridScale.ticks(space_width/gridSize)).enter()
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.append("line")
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.attr(
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{
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"class":"horizontal",
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"x1" : 0,
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"x2" : space_width,
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"y1" : function(d){ return gridScale(d);},
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"y2" : function(d){ return gridScale(d);},
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"fill" : "none",
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"shape-rendering" : "crispEdges",
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"stroke" : "#eee",
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"stroke-width" : "1px"
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});
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grid.selectAll("line.vertical").data(gridScale.ticks(space_width/gridSize)).enter()
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.append("line")
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.attr(
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{
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"class":"vertical",
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"y1" : 0,
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"y2" : space_width,
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"x1" : function(d){ return gridScale(d);},
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"x2" : function(d){ return gridScale(d);},
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"fill" : "none",
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"shape-rendering" : "crispEdges",
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"stroke" : "#eee",
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"stroke-width" : "1px"
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});
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grid.style("visibility","hidden");
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var dragGroup = vis.append("g");
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var drag_lines = [];
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function showDragLines(nodes) {
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for (var i=0;i<nodes.length;i++) {
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var node = nodes[i];
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node.el = dragGroup.append("svg:path").attr("class", "drag_line");
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drag_lines.push(node);
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}
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}
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function hideDragLines() {
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while(drag_lines.length) {
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var line = drag_lines.pop();
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if (line.el) {
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line.el.remove();
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}
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}
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}
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function updateActiveNodes() {
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var activeWorkspace = RED.workspaces.active();
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activeNodes = RED.nodes.filterNodes({z:activeWorkspace});
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activeLinks = RED.nodes.filterLinks({
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source:{z:activeWorkspace},
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target:{z:activeWorkspace}
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});
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}
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function init() {
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RED.events.on("workspace:change",function(event) {
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var chart = $("#chart");
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if (event.old !== 0) {
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workspaceScrollPositions[event.old] = {
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left:chart.scrollLeft(),
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top:chart.scrollTop()
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};
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}
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var scrollStartLeft = chart.scrollLeft();
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var scrollStartTop = chart.scrollTop();
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activeSubflow = RED.nodes.subflow(event.workspace);
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RED.menu.setDisabled("menu-item-workspace-edit", activeSubflow);
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RED.menu.setDisabled("menu-item-workspace-delete",RED.workspaces.count() == 1 || activeSubflow);
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if (workspaceScrollPositions[event.workspace]) {
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chart.scrollLeft(workspaceScrollPositions[event.workspace].left);
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chart.scrollTop(workspaceScrollPositions[event.workspace].top);
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} else {
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chart.scrollLeft(0);
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chart.scrollTop(0);
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}
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var scrollDeltaLeft = chart.scrollLeft() - scrollStartLeft;
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var scrollDeltaTop = chart.scrollTop() - scrollStartTop;
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if (mouse_position != null) {
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mouse_position[0] += scrollDeltaLeft;
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mouse_position[1] += scrollDeltaTop;
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}
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clearSelection();
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RED.nodes.eachNode(function(n) {
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n.dirty = true;
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});
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updateSelection();
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updateActiveNodes();
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redraw();
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});
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$("#btn-zoom-out").click(function() {zoomOut();});
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$("#btn-zoom-zero").click(function() {zoomZero();});
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$("#btn-zoom-in").click(function() {zoomIn();});
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$("#chart").on("DOMMouseScroll mousewheel", function (evt) {
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if ( evt.altKey ) {
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evt.preventDefault();
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evt.stopPropagation();
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var move = -(evt.originalEvent.detail) || evt.originalEvent.wheelDelta;
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if (move <= 0) { zoomOut(); }
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else { zoomIn(); }
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}
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});
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// Handle nodes dragged from the palette
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$("#chart").droppable({
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accept:".palette_node",
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drop: function( event, ui ) {
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d3.event = event;
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var selected_tool = ui.draggable[0].type;
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var result = addNode(selected_tool);
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if (!result) {
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return;
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}
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var historyEvent = result.historyEvent;
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var nn = result.node;
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var helperOffset = d3.touches(ui.helper.get(0))[0]||d3.mouse(ui.helper.get(0));
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var mousePos = d3.touches(this)[0]||d3.mouse(this);
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mousePos[1] += this.scrollTop + ((nn.h/2)-helperOffset[1]);
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mousePos[0] += this.scrollLeft + ((nn.w/2)-helperOffset[0]);
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mousePos[1] /= scaleFactor;
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mousePos[0] /= scaleFactor;
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if (snapGrid) {
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mousePos[0] = gridSize*(Math.ceil(mousePos[0]/gridSize));
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mousePos[1] = gridSize*(Math.ceil(mousePos[1]/gridSize));
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}
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nn.x = mousePos[0];
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nn.y = mousePos[1];
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var spliceLink = $(ui.helper).data("splice");
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if (spliceLink) {
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// TODO: DRY - droppable/nodeMouseDown/canvasMouseUp
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RED.nodes.removeLink(spliceLink);
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var link1 = {
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source:spliceLink.source,
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sourcePort:spliceLink.sourcePort,
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target: nn
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};
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var link2 = {
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source:nn,
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sourcePort:0,
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target: spliceLink.target
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};
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RED.nodes.addLink(link1);
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RED.nodes.addLink(link2);
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historyEvent.links = [link1,link2];
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historyEvent.removedLinks = [spliceLink];
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}
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RED.history.push(historyEvent);
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RED.nodes.add(nn);
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RED.editor.validateNode(nn);
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RED.nodes.dirty(true);
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// auto select dropped node - so info shows (if visible)
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clearSelection();
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nn.selected = true;
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moving_set.push({n:nn});
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updateActiveNodes();
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updateSelection();
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redraw();
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if (nn._def.autoedit) {
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RED.editor.edit(nn);
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}
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}
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});
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$("#chart").focus(function() {
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$("#workspace-tabs").addClass("workspace-focussed")
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});
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$("#chart").blur(function() {
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$("#workspace-tabs").removeClass("workspace-focussed")
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});
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RED.actions.add("core:copy-selection-to-internal-clipboard",copySelection);
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RED.actions.add("core:cut-selection-to-internal-clipboard",function(){copySelection();deleteSelection();});
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RED.actions.add("core:paste-from-internal-clipboard",function(){importNodes(clipboard);});
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RED.actions.add("core:delete-selection",deleteSelection);
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RED.actions.add("core:edit-selected-node",editSelection);
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RED.actions.add("core:undo",RED.history.pop);
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RED.actions.add("core:select-all-nodes",selectAll);
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RED.actions.add("core:zoom-in",zoomIn);
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RED.actions.add("core:zoom-out",zoomOut);
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RED.actions.add("core:zoom-reset",zoomZero);
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RED.actions.add("core:toggle-show-grid",function(state) {
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if (state === undefined) {
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RED.menu.toggleSelected("menu-item-view-show-grid");
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} else {
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toggleShowGrid(state);
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}
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});
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RED.actions.add("core:toggle-snap-grid",function(state) {
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if (state === undefined) {
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RED.menu.toggleSelected("menu-item-view-snap-grid");
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} else {
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toggleSnapGrid(state);
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}
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});
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RED.actions.add("core:toggle-status",function(state) {
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if (state === undefined) {
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RED.menu.toggleSelected("menu-item-status");
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} else {
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toggleStatus(state);
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}
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});
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RED.actions.add("core:move-selection-up", function() { moveSelection(0,-1);});
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RED.actions.add("core:step-selection-up", function() { moveSelection(0,-20);});
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RED.actions.add("core:move-selection-right", function() { moveSelection(1,0);});
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RED.actions.add("core:step-selection-right", function() { moveSelection(20,0);});
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RED.actions.add("core:move-selection-down", function() { moveSelection(0,1);});
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RED.actions.add("core:step-selection-down", function() { moveSelection(0,20);});
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RED.actions.add("core:move-selection-left", function() { moveSelection(-1,0);});
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RED.actions.add("core:step-selection-left", function() { moveSelection(-20,0);});
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}
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function addNode(type,x,y) {
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var m = /^subflow:(.+)$/.exec(type);
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if (activeSubflow && m) {
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var subflowId = m[1];
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if (subflowId === activeSubflow.id) {
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RED.notify(RED._("notification.error",{message: RED._("notification.errors.cannotAddSubflowToItself")}),"error");
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return;
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}
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if (RED.nodes.subflowContains(m[1],activeSubflow.id)) {
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RED.notify(RED._("notification.error",{message: RED._("notification.errors.cannotAddCircularReference")}),"error");
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return;
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}
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}
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var nn = { id:RED.nodes.id(),z:RED.workspaces.active()};
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nn.type = type;
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nn._def = RED.nodes.getType(nn.type);
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if (!m) {
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nn.inputs = nn._def.inputs || 0;
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nn.outputs = nn._def.outputs;
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for (var d in nn._def.defaults) {
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if (nn._def.defaults.hasOwnProperty(d)) {
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if (nn._def.defaults[d].value !== undefined) {
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nn[d] = JSON.parse(JSON.stringify(nn._def.defaults[d].value));
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}
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}
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}
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if (nn._def.onadd) {
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try {
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nn._def.onadd.call(nn);
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} catch(err) {
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console.log("onadd:",err);
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}
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}
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} else {
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var subflow = RED.nodes.subflow(m[1]);
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nn.inputs = subflow.in.length;
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nn.outputs = subflow.out.length;
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}
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nn.changed = true;
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nn.moved = true;
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nn.w = node_width;
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nn.h = Math.max(node_height,(nn.outputs||0) * 15);
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|
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var historyEvent = {
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t:"add",
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nodes:[nn.id],
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dirty:RED.nodes.dirty()
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}
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if (activeSubflow) {
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var subflowRefresh = RED.subflow.refresh(true);
|
|
if (subflowRefresh) {
|
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historyEvent.subflow = {
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id:activeSubflow.id,
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changed: activeSubflow.changed,
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instances: subflowRefresh.instances
|
|
}
|
|
}
|
|
}
|
|
return {
|
|
node: nn,
|
|
historyEvent: historyEvent
|
|
}
|
|
|
|
}
|
|
|
|
function canvasMouseDown() {
|
|
var point;
|
|
|
|
if (!mousedown_node && !mousedown_link) {
|
|
selected_link = null;
|
|
updateSelection();
|
|
}
|
|
if (mouse_mode === 0) {
|
|
if (lasso) {
|
|
lasso.remove();
|
|
lasso = null;
|
|
}
|
|
}
|
|
if (mouse_mode === 0 || mouse_mode === RED.state.QUICK_JOINING) {
|
|
if (d3.event.metaKey || d3.event.ctrlKey) {
|
|
point = d3.mouse(this);
|
|
d3.event.stopPropagation();
|
|
var mainPos = $("#main-container").position();
|
|
|
|
if (mouse_mode !== RED.state.QUICK_JOINING) {
|
|
mouse_mode = RED.state.QUICK_JOINING;
|
|
$(window).on('keyup',disableQuickJoinEventHandler);
|
|
}
|
|
|
|
RED.typeSearch.show({
|
|
x:d3.event.clientX-mainPos.left-node_width/2,
|
|
y:d3.event.clientY-mainPos.top-node_height/2,
|
|
add: function(type) {
|
|
var result = addNode(type);
|
|
if (!result) {
|
|
return;
|
|
}
|
|
var nn = result.node;
|
|
var historyEvent = result.historyEvent;
|
|
nn.x = point[0];
|
|
nn.y = point[1];
|
|
if (mouse_mode === RED.state.QUICK_JOINING) {
|
|
if (drag_lines.length > 0) {
|
|
var drag_line = drag_lines[0];
|
|
var src = null,dst,src_port;
|
|
|
|
if (drag_line.portType === PORT_TYPE_OUTPUT && nn.inputs > 0) {
|
|
src = drag_line.node;
|
|
src_port = drag_line.port;
|
|
dst = nn;
|
|
} else if (drag_line.portType === PORT_TYPE_INPUT && nn.outputs > 0) {
|
|
src = nn;
|
|
dst = drag_line.node;
|
|
src_port = 0;
|
|
}
|
|
if (src !== null) {
|
|
var link = {source: src, sourcePort:src_port, target: dst};
|
|
RED.nodes.addLink(link);
|
|
historyEvent.links = [link];
|
|
hideDragLines();
|
|
if (drag_line.portType === PORT_TYPE_OUTPUT && nn.outputs > 0) {
|
|
showDragLines([{node:nn,port:0,portType:PORT_TYPE_OUTPUT}]);
|
|
} else if (drag_line.portType === PORT_TYPE_INPUT && nn.inputs > 0) {
|
|
showDragLines([{node:nn,port:0,portType:PORT_TYPE_INPUT}]);
|
|
} else {
|
|
resetMouseVars();
|
|
}
|
|
} else {
|
|
hideDragLines();
|
|
resetMouseVars();
|
|
}
|
|
} else {
|
|
if (nn.outputs > 0) {
|
|
showDragLines([{node:nn,port:0,portType:PORT_TYPE_OUTPUT}]);
|
|
} else if (nn.inputs > 0) {
|
|
showDragLines([{node:nn,port:0,portType:PORT_TYPE_INPUT}]);
|
|
} else {
|
|
resetMouseVars();
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
RED.history.push(historyEvent);
|
|
RED.nodes.add(nn);
|
|
RED.editor.validateNode(nn);
|
|
RED.nodes.dirty(true);
|
|
// auto select dropped node - so info shows (if visible)
|
|
clearSelection();
|
|
nn.selected = true;
|
|
moving_set.push({n:nn});
|
|
updateActiveNodes();
|
|
updateSelection();
|
|
redraw();
|
|
}
|
|
});
|
|
|
|
updateActiveNodes();
|
|
updateSelection();
|
|
redraw();
|
|
}
|
|
}
|
|
if (mouse_mode === 0 && !(d3.event.metaKey || d3.event.ctrlKey)) {
|
|
if (!touchStartTime) {
|
|
point = d3.mouse(this);
|
|
lasso = vis.append("rect")
|
|
.attr("ox",point[0])
|
|
.attr("oy",point[1])
|
|
.attr("rx",1)
|
|
.attr("ry",1)
|
|
.attr("x",point[0])
|
|
.attr("y",point[1])
|
|
.attr("width",0)
|
|
.attr("height",0)
|
|
.attr("class","lasso");
|
|
d3.event.preventDefault();
|
|
}
|
|
}
|
|
}
|
|
|
|
function canvasMouseMove() {
|
|
var i;
|
|
var node;
|
|
mouse_position = d3.touches(this)[0]||d3.mouse(this);
|
|
// Prevent touch scrolling...
|
|
//if (d3.touches(this)[0]) {
|
|
// d3.event.preventDefault();
|
|
//}
|
|
|
|
// TODO: auto scroll the container
|
|
//var point = d3.mouse(this);
|
|
//if (point[0]-container.scrollLeft < 30 && container.scrollLeft > 0) { container.scrollLeft -= 15; }
|
|
//console.log(d3.mouse(this),container.offsetWidth,container.offsetHeight,container.scrollLeft,container.scrollTop);
|
|
|
|
if (lasso) {
|
|
var ox = parseInt(lasso.attr("ox"));
|
|
var oy = parseInt(lasso.attr("oy"));
|
|
var x = parseInt(lasso.attr("x"));
|
|
var y = parseInt(lasso.attr("y"));
|
|
var w;
|
|
var h;
|
|
if (mouse_position[0] < ox) {
|
|
x = mouse_position[0];
|
|
w = ox-x;
|
|
} else {
|
|
w = mouse_position[0]-x;
|
|
}
|
|
if (mouse_position[1] < oy) {
|
|
y = mouse_position[1];
|
|
h = oy-y;
|
|
} else {
|
|
h = mouse_position[1]-y;
|
|
}
|
|
lasso
|
|
.attr("x",x)
|
|
.attr("y",y)
|
|
.attr("width",w)
|
|
.attr("height",h)
|
|
;
|
|
return;
|
|
}
|
|
|
|
if (mouse_mode != RED.state.QUICK_JOINING && mouse_mode != RED.state.IMPORT_DRAGGING && !mousedown_node && selected_link == null) {
|
|
return;
|
|
}
|
|
|
|
var mousePos;
|
|
if (mouse_mode == RED.state.JOINING || mouse_mode === RED.state.QUICK_JOINING) {
|
|
// update drag line
|
|
if (drag_lines.length === 0) {
|
|
if (d3.event.shiftKey) {
|
|
// Get all the wires we need to detach.
|
|
var links = [];
|
|
var existingLinks = [];
|
|
if (selected_link &&
|
|
((mousedown_port_type === PORT_TYPE_OUTPUT &&
|
|
selected_link.source === mousedown_node &&
|
|
selected_link.sourcePort === mousedown_port_index
|
|
) ||
|
|
(mousedown_port_type === PORT_TYPE_INPUT &&
|
|
selected_link.target === mousedown_node
|
|
))
|
|
) {
|
|
existingLinks = [selected_link];
|
|
} else {
|
|
var filter;
|
|
if (mousedown_port_type === PORT_TYPE_OUTPUT) {
|
|
filter = {
|
|
source:mousedown_node,
|
|
sourcePort: mousedown_port_index
|
|
}
|
|
} else {
|
|
filter = {
|
|
target: mousedown_node
|
|
}
|
|
}
|
|
existingLinks = RED.nodes.filterLinks(filter);
|
|
}
|
|
for (i=0;i<existingLinks.length;i++) {
|
|
var link = existingLinks[i];
|
|
RED.nodes.removeLink(link);
|
|
links.push({
|
|
link:link,
|
|
node: (mousedown_port_type===PORT_TYPE_OUTPUT)?link.target:link.source,
|
|
port: (mousedown_port_type===PORT_TYPE_OUTPUT)?0:link.sourcePort,
|
|
portType: (mousedown_port_type===PORT_TYPE_OUTPUT)?PORT_TYPE_INPUT:PORT_TYPE_OUTPUT
|
|
})
|
|
}
|
|
if (links.length === 0) {
|
|
resetMouseVars();
|
|
redraw();
|
|
} else {
|
|
showDragLines(links);
|
|
mouse_mode = 0;
|
|
updateActiveNodes();
|
|
redraw();
|
|
mouse_mode = RED.state.JOINING;
|
|
}
|
|
} else if (mousedown_node) {
|
|
showDragLines([{node:mousedown_node,port:mousedown_port_index,portType:mousedown_port_type}]);
|
|
}
|
|
selected_link = null;
|
|
}
|
|
mousePos = mouse_position;
|
|
for (i=0;i<drag_lines.length;i++) {
|
|
var drag_line = drag_lines[i];
|
|
var numOutputs = (drag_line.portType === PORT_TYPE_OUTPUT)?(drag_line.node.outputs || 1):1;
|
|
var sourcePort = drag_line.port;
|
|
var portY = -((numOutputs-1)/2)*13 +13*sourcePort;
|
|
|
|
var sc = (drag_line.portType === PORT_TYPE_OUTPUT)?1:-1;
|
|
|
|
var dy = mousePos[1]-(drag_line.node.y+portY);
|
|
var dx = mousePos[0]-(drag_line.node.x+sc*drag_line.node.w/2);
|
|
var delta = Math.sqrt(dy*dy+dx*dx);
|
|
var scale = lineCurveScale;
|
|
var scaleY = 0;
|
|
|
|
if (delta < node_width) {
|
|
scale = 0.75-0.75*((node_width-delta)/node_width);
|
|
}
|
|
if (dx*sc < 0) {
|
|
scale += 2*(Math.min(5*node_width,Math.abs(dx))/(5*node_width));
|
|
if (Math.abs(dy) < 3*node_height) {
|
|
scaleY = ((dy>0)?0.5:-0.5)*(((3*node_height)-Math.abs(dy))/(3*node_height))*(Math.min(node_width,Math.abs(dx))/(node_width)) ;
|
|
}
|
|
}
|
|
|
|
drag_line.el.attr("d",
|
|
"M "+(drag_line.node.x+sc*drag_line.node.w/2)+" "+(drag_line.node.y+portY)+
|
|
" C "+(drag_line.node.x+sc*(drag_line.node.w/2+node_width*scale))+" "+(drag_line.node.y+portY+scaleY*node_height)+" "+
|
|
(mousePos[0]-sc*(scale)*node_width)+" "+(mousePos[1]-scaleY*node_height)+" "+
|
|
mousePos[0]+" "+mousePos[1]
|
|
);
|
|
}
|
|
d3.event.preventDefault();
|
|
} else if (mouse_mode == RED.state.MOVING) {
|
|
mousePos = d3.mouse(document.body);
|
|
if (isNaN(mousePos[0])) {
|
|
mousePos = d3.touches(document.body)[0];
|
|
}
|
|
var d = (mouse_offset[0]-mousePos[0])*(mouse_offset[0]-mousePos[0]) + (mouse_offset[1]-mousePos[1])*(mouse_offset[1]-mousePos[1]);
|
|
if (d > 3) {
|
|
mouse_mode = RED.state.MOVING_ACTIVE;
|
|
clickElapsed = 0;
|
|
spliceActive = false;
|
|
if (moving_set.length === 1) {
|
|
node = moving_set[0];
|
|
spliceActive = node.n.hasOwnProperty("_def") &&
|
|
node.n._def.inputs > 0 &&
|
|
node.n._def.outputs > 0 &&
|
|
RED.nodes.filterLinks({ source: node.n }).length === 0 &&
|
|
RED.nodes.filterLinks({ target: node.n }).length === 0;
|
|
}
|
|
}
|
|
} else if (mouse_mode == RED.state.MOVING_ACTIVE || mouse_mode == RED.state.IMPORT_DRAGGING) {
|
|
mousePos = mouse_position;
|
|
var minX = 0;
|
|
var minY = 0;
|
|
var maxX = space_width;
|
|
var maxY = space_height;
|
|
for (var n = 0; n<moving_set.length; n++) {
|
|
node = moving_set[n];
|
|
if (d3.event.shiftKey) {
|
|
node.n.ox = node.n.x;
|
|
node.n.oy = node.n.y;
|
|
}
|
|
node.n.x = mousePos[0]+node.dx;
|
|
node.n.y = mousePos[1]+node.dy;
|
|
node.n.dirty = true;
|
|
minX = Math.min(node.n.x-node.n.w/2-5,minX);
|
|
minY = Math.min(node.n.y-node.n.h/2-5,minY);
|
|
maxX = Math.max(node.n.x+node.n.w/2+5,maxX);
|
|
maxY = Math.max(node.n.y+node.n.h/2+5,maxY);
|
|
}
|
|
if (minX !== 0 || minY !== 0) {
|
|
for (i = 0; i<moving_set.length; i++) {
|
|
node = moving_set[i];
|
|
node.n.x -= minX;
|
|
node.n.y -= minY;
|
|
}
|
|
}
|
|
if (maxX !== space_width || maxY !== space_height) {
|
|
for (i = 0; i<moving_set.length; i++) {
|
|
node = moving_set[i];
|
|
node.n.x -= (maxX - space_width);
|
|
node.n.y -= (maxY - space_height);
|
|
}
|
|
}
|
|
if (snapGrid != d3.event.shiftKey && moving_set.length > 0) {
|
|
var gridOffset = [0,0];
|
|
node = moving_set[0];
|
|
gridOffset[0] = node.n.x-(gridSize*Math.floor((node.n.x-node.n.w/2)/gridSize)+node.n.w/2);
|
|
gridOffset[1] = node.n.y-(gridSize*Math.floor(node.n.y/gridSize));
|
|
if (gridOffset[0] !== 0 || gridOffset[1] !== 0) {
|
|
for (i = 0; i<moving_set.length; i++) {
|
|
node = moving_set[i];
|
|
node.n.x -= gridOffset[0];
|
|
node.n.y -= gridOffset[1];
|
|
if (node.n.x == node.n.ox && node.n.y == node.n.oy) {
|
|
node.dirty = false;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if ((mouse_mode == RED.state.MOVING_ACTIVE || mouse_mode == RED.state.IMPORT_DRAGGING) && moving_set.length === 1) {
|
|
node = moving_set[0];
|
|
if (spliceActive) {
|
|
if (!spliceTimer) {
|
|
spliceTimer = setTimeout(function() {
|
|
var nodes = [];
|
|
var bestDistance = Infinity;
|
|
var bestLink = null;
|
|
var mouseX = node.n.x;
|
|
var mouseY = node.n.y;
|
|
if (outer[0][0].getIntersectionList) {
|
|
var svgRect = outer[0][0].createSVGRect();
|
|
svgRect.x = mouseX;
|
|
svgRect.y = mouseY;
|
|
svgRect.width = 1;
|
|
svgRect.height = 1;
|
|
nodes = outer[0][0].getIntersectionList(svgRect, outer[0][0]);
|
|
} else {
|
|
// Firefox doesn"t do getIntersectionList and that
|
|
// makes us sad
|
|
nodes = RED.view.getLinksAtPoint(mouseX,mouseY);
|
|
}
|
|
for (var i=0;i<nodes.length;i++) {
|
|
if (d3.select(nodes[i]).classed("link_background")) {
|
|
var length = nodes[i].getTotalLength();
|
|
for (var j=0;j<length;j+=10) {
|
|
var p = nodes[i].getPointAtLength(j);
|
|
var d2 = ((p.x-mouseX)*(p.x-mouseX))+((p.y-mouseY)*(p.y-mouseY));
|
|
if (d2 < 200 && d2 < bestDistance) {
|
|
bestDistance = d2;
|
|
bestLink = nodes[i];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (activeSpliceLink && activeSpliceLink !== bestLink) {
|
|
d3.select(activeSpliceLink.parentNode).classed("link_splice",false);
|
|
}
|
|
if (bestLink) {
|
|
d3.select(bestLink.parentNode).classed("link_splice",true)
|
|
} else {
|
|
d3.select(".link_splice").classed("link_splice",false);
|
|
}
|
|
activeSpliceLink = bestLink;
|
|
spliceTimer = null;
|
|
},100);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
}
|
|
if (mouse_mode !== 0) {
|
|
redraw();
|
|
}
|
|
}
|
|
|
|
function canvasMouseUp() {
|
|
var i;
|
|
var historyEvent;
|
|
if (mouse_mode === RED.state.QUICK_JOINING) {
|
|
return;
|
|
}
|
|
if (mousedown_node && mouse_mode == RED.state.JOINING) {
|
|
var removedLinks = [];
|
|
for (i=0;i<drag_lines.length;i++) {
|
|
if (drag_lines[i].link) {
|
|
removedLinks.push(drag_lines[i].link)
|
|
}
|
|
}
|
|
historyEvent = {
|
|
t:"delete",
|
|
links: removedLinks,
|
|
dirty:RED.nodes.dirty()
|
|
};
|
|
RED.history.push(historyEvent);
|
|
hideDragLines();
|
|
}
|
|
if (lasso) {
|
|
var x = parseInt(lasso.attr("x"));
|
|
var y = parseInt(lasso.attr("y"));
|
|
var x2 = x+parseInt(lasso.attr("width"));
|
|
var y2 = y+parseInt(lasso.attr("height"));
|
|
if (!d3.event.ctrlKey) {
|
|
clearSelection();
|
|
}
|
|
RED.nodes.eachNode(function(n) {
|
|
if (n.z == RED.workspaces.active() && !n.selected) {
|
|
n.selected = (n.x > x && n.x < x2 && n.y > y && n.y < y2);
|
|
if (n.selected) {
|
|
n.dirty = true;
|
|
moving_set.push({n:n});
|
|
}
|
|
}
|
|
});
|
|
if (activeSubflow) {
|
|
activeSubflow.in.forEach(function(n) {
|
|
n.selected = (n.x > x && n.x < x2 && n.y > y && n.y < y2);
|
|
if (n.selected) {
|
|
n.dirty = true;
|
|
moving_set.push({n:n});
|
|
}
|
|
});
|
|
activeSubflow.out.forEach(function(n) {
|
|
n.selected = (n.x > x && n.x < x2 && n.y > y && n.y < y2);
|
|
if (n.selected) {
|
|
n.dirty = true;
|
|
moving_set.push({n:n});
|
|
}
|
|
});
|
|
}
|
|
updateSelection();
|
|
lasso.remove();
|
|
lasso = null;
|
|
} else if (mouse_mode == RED.state.DEFAULT && mousedown_link == null && !d3.event.ctrlKey&& !d3.event.metaKey ) {
|
|
clearSelection();
|
|
updateSelection();
|
|
}
|
|
if (mouse_mode == RED.state.MOVING_ACTIVE) {
|
|
if (moving_set.length > 0) {
|
|
var ns = [];
|
|
for (var j=0;j<moving_set.length;j++) {
|
|
ns.push({n:moving_set[j].n,ox:moving_set[j].ox,oy:moving_set[j].oy,moved:moving_set[j].n.moved});
|
|
moving_set[j].n.dirty = true;
|
|
moving_set[j].n.moved = true;
|
|
}
|
|
historyEvent = {t:"move",nodes:ns,dirty:RED.nodes.dirty()};
|
|
if (activeSpliceLink) {
|
|
// TODO: DRY - droppable/nodeMouseDown/canvasMouseUp
|
|
var spliceLink = d3.select(activeSpliceLink).data()[0];
|
|
RED.nodes.removeLink(spliceLink);
|
|
var link1 = {
|
|
source:spliceLink.source,
|
|
sourcePort:spliceLink.sourcePort,
|
|
target: moving_set[0].n
|
|
};
|
|
var link2 = {
|
|
source:moving_set[0].n,
|
|
sourcePort:0,
|
|
target: spliceLink.target
|
|
};
|
|
RED.nodes.addLink(link1);
|
|
RED.nodes.addLink(link2);
|
|
historyEvent.links = [link1,link2];
|
|
historyEvent.removedLinks = [spliceLink];
|
|
updateActiveNodes();
|
|
}
|
|
RED.nodes.dirty(true);
|
|
RED.history.push(historyEvent);
|
|
}
|
|
}
|
|
if (mouse_mode == RED.state.MOVING || mouse_mode == RED.state.MOVING_ACTIVE) {
|
|
for (i=0;i<moving_set.length;i++) {
|
|
delete moving_set[i].ox;
|
|
delete moving_set[i].oy;
|
|
}
|
|
}
|
|
if (mouse_mode == RED.state.IMPORT_DRAGGING) {
|
|
RED.keyboard.remove("escape");
|
|
updateActiveNodes();
|
|
RED.nodes.dirty(true);
|
|
}
|
|
resetMouseVars();
|
|
redraw();
|
|
}
|
|
|
|
function zoomIn() {
|
|
if (scaleFactor < 2) {
|
|
scaleFactor += 0.1;
|
|
redraw();
|
|
}
|
|
}
|
|
function zoomOut() {
|
|
if (scaleFactor > 0.3) {
|
|
scaleFactor -= 0.1;
|
|
redraw();
|
|
}
|
|
}
|
|
function zoomZero() {
|
|
scaleFactor = 1;
|
|
redraw();
|
|
}
|
|
|
|
function selectAll() {
|
|
RED.nodes.eachNode(function(n) {
|
|
if (n.z == RED.workspaces.active()) {
|
|
if (!n.selected) {
|
|
n.selected = true;
|
|
n.dirty = true;
|
|
moving_set.push({n:n});
|
|
}
|
|
}
|
|
});
|
|
if (activeSubflow) {
|
|
activeSubflow.in.forEach(function(n) {
|
|
if (!n.selected) {
|
|
n.selected = true;
|
|
n.dirty = true;
|
|
moving_set.push({n:n});
|
|
}
|
|
});
|
|
activeSubflow.out.forEach(function(n) {
|
|
if (!n.selected) {
|
|
n.selected = true;
|
|
n.dirty = true;
|
|
moving_set.push({n:n});
|
|
}
|
|
});
|
|
}
|
|
|
|
selected_link = null;
|
|
updateSelection();
|
|
redraw();
|
|
}
|
|
|
|
function clearSelection() {
|
|
for (var i=0;i<moving_set.length;i++) {
|
|
var n = moving_set[i];
|
|
n.n.dirty = true;
|
|
n.n.selected = false;
|
|
}
|
|
moving_set = [];
|
|
selected_link = null;
|
|
}
|
|
|
|
var lastSelection = null;
|
|
function updateSelection() {
|
|
var selection = {};
|
|
|
|
if (moving_set.length > 0) {
|
|
selection.nodes = moving_set.map(function(n) { return n.n;});
|
|
}
|
|
if (selected_link != null) {
|
|
selection.link = selected_link;
|
|
}
|
|
var activeWorkspace = RED.workspaces.active();
|
|
activeLinks = RED.nodes.filterLinks({
|
|
source:{z:activeWorkspace},
|
|
target:{z:activeWorkspace}
|
|
});
|
|
var tabOrder = RED.nodes.getWorkspaceOrder();
|
|
var currentLinks = activeLinks;
|
|
var addedLinkLinks = {};
|
|
activeFlowLinks = [];
|
|
for (var i=0;i<moving_set.length;i++) {
|
|
if (moving_set[i].n.type === "link out" || moving_set[i].n.type === "link in") {
|
|
var linkNode = moving_set[i].n;
|
|
var offFlowLinks = {};
|
|
linkNode.links.forEach(function(id) {
|
|
var target = RED.nodes.node(id);
|
|
if (target) {
|
|
if (linkNode.type === "link out") {
|
|
if (target.z === linkNode.z) {
|
|
if (!addedLinkLinks[linkNode.id+":"+target.id]) {
|
|
activeLinks.push({
|
|
source:linkNode,
|
|
sourcePort:0,
|
|
target: target,
|
|
link: true
|
|
});
|
|
addedLinkLinks[linkNode.id+":"+target.id] = true;
|
|
}
|
|
} else {
|
|
offFlowLinks[target.z] = offFlowLinks[target.z]||[];
|
|
offFlowLinks[target.z].push(target);
|
|
}
|
|
} else {
|
|
if (target.z === linkNode.z) {
|
|
if (!addedLinkLinks[target.id+":"+linkNode.id]) {
|
|
activeLinks.push({
|
|
source:target,
|
|
sourcePort:0,
|
|
target: linkNode,
|
|
link: true
|
|
});
|
|
addedLinkLinks[target.id+":"+linkNode.id] = true;
|
|
}
|
|
} else {
|
|
offFlowLinks[target.z] = offFlowLinks[target.z]||[];
|
|
offFlowLinks[target.z].push(target);
|
|
}
|
|
}
|
|
}
|
|
});
|
|
var offFlows = Object.keys(offFlowLinks);
|
|
// offFlows.sort(function(A,B) {
|
|
// return tabOrder.indexOf(A) - tabOrder.indexOf(B);
|
|
// });
|
|
if (offFlows.length > 0) {
|
|
activeFlowLinks.push({
|
|
refresh: Math.floor(Math.random()*10000),
|
|
node: linkNode,
|
|
links: offFlowLinks//offFlows.map(function(i) { return {id:i,links:offFlowLinks[i]};})
|
|
});
|
|
}
|
|
}
|
|
}
|
|
|
|
var selectionJSON = JSON.stringify(selection);
|
|
if (selectionJSON !== lastSelection) {
|
|
lastSelection = selectionJSON;
|
|
RED.events.emit("view:selection-changed",selection);
|
|
}
|
|
}
|
|
|
|
function endKeyboardMove() {
|
|
endMoveSet = false;
|
|
if (moving_set.length > 0) {
|
|
var ns = [];
|
|
for (var i=0;i<moving_set.length;i++) {
|
|
ns.push({n:moving_set[i].n,ox:moving_set[i].ox,oy:moving_set[i].oy,moved:moving_set[i].n.moved});
|
|
moving_set[i].n.moved = true;
|
|
moving_set[i].n.dirty = true;
|
|
delete moving_set[i].ox;
|
|
delete moving_set[i].oy;
|
|
}
|
|
redraw();
|
|
RED.history.push({t:"move",nodes:ns,dirty:RED.nodes.dirty()});
|
|
RED.nodes.dirty(true);
|
|
}
|
|
}
|
|
var endMoveSet = false;
|
|
function moveSelection(dx,dy) {
|
|
if (moving_set.length > 0) {
|
|
if (!endMoveSet) {
|
|
$(document).one('keyup',endKeyboardMove);
|
|
endMoveSet = true;
|
|
}
|
|
var minX = 0;
|
|
var minY = 0;
|
|
var node;
|
|
|
|
for (var i=0;i<moving_set.length;i++) {
|
|
node = moving_set[i];
|
|
node.n.moved = true;
|
|
node.n.dirty = true;
|
|
if (node.ox == null && node.oy == null) {
|
|
node.ox = node.n.x;
|
|
node.oy = node.n.y;
|
|
}
|
|
node.n.x += dx;
|
|
node.n.y += dy;
|
|
node.n.dirty = true;
|
|
minX = Math.min(node.n.x-node.n.w/2-5,minX);
|
|
minY = Math.min(node.n.y-node.n.h/2-5,minY);
|
|
}
|
|
|
|
if (minX !== 0 || minY !== 0) {
|
|
for (var n = 0; n<moving_set.length; n++) {
|
|
node = moving_set[n];
|
|
node.n.x -= minX;
|
|
node.n.y -= minY;
|
|
}
|
|
}
|
|
|
|
redraw();
|
|
}
|
|
}
|
|
function editSelection() {
|
|
if (moving_set.length > 0) {
|
|
var node = moving_set[0].n;
|
|
if (node.type === "subflow") {
|
|
RED.editor.editSubflow(activeSubflow);
|
|
} else {
|
|
RED.editor.edit(node);
|
|
}
|
|
}
|
|
}
|
|
function deleteSelection() {
|
|
if (moving_set.length > 0 || selected_link != null) {
|
|
var result;
|
|
var removedNodes = [];
|
|
var removedLinks = [];
|
|
var removedSubflowOutputs = [];
|
|
var removedSubflowInputs = [];
|
|
var subflowInstances = [];
|
|
|
|
var startDirty = RED.nodes.dirty();
|
|
var startChanged = false;
|
|
if (moving_set.length > 0) {
|
|
for (var i=0;i<moving_set.length;i++) {
|
|
var node = moving_set[i].n;
|
|
node.selected = false;
|
|
if (node.type != "subflow") {
|
|
if (node.x < 0) {
|
|
node.x = 25
|
|
}
|
|
var removedEntities = RED.nodes.remove(node.id);
|
|
removedNodes.push(node);
|
|
removedNodes = removedNodes.concat(removedEntities.nodes);
|
|
removedLinks = removedLinks.concat(removedEntities.links);
|
|
} else {
|
|
if (node.direction === "out") {
|
|
removedSubflowOutputs.push(node);
|
|
} else if (node.direction === "in") {
|
|
removedSubflowInputs.push(node);
|
|
}
|
|
node.dirty = true;
|
|
}
|
|
}
|
|
if (removedSubflowOutputs.length > 0) {
|
|
result = RED.subflow.removeOutput(removedSubflowOutputs);
|
|
if (result) {
|
|
removedLinks = removedLinks.concat(result.links);
|
|
}
|
|
}
|
|
// Assume 0/1 inputs
|
|
if (removedSubflowInputs.length == 1) {
|
|
result = RED.subflow.removeInput();
|
|
if (result) {
|
|
removedLinks = removedLinks.concat(result.links);
|
|
}
|
|
}
|
|
var instances = RED.subflow.refresh(true);
|
|
if (instances) {
|
|
subflowInstances = instances.instances;
|
|
}
|
|
moving_set = [];
|
|
if (removedNodes.length > 0 || removedSubflowOutputs.length > 0 || removedSubflowInputs.length > 0) {
|
|
RED.nodes.dirty(true);
|
|
}
|
|
}
|
|
if (selected_link) {
|
|
RED.nodes.removeLink(selected_link);
|
|
removedLinks.push(selected_link);
|
|
RED.nodes.dirty(true);
|
|
}
|
|
var historyEvent = {
|
|
t:"delete",
|
|
nodes:removedNodes,
|
|
links:removedLinks,
|
|
subflowOutputs:removedSubflowOutputs,
|
|
subflowInputs:removedSubflowInputs,
|
|
subflow: {
|
|
instances: subflowInstances
|
|
},
|
|
dirty:startDirty
|
|
};
|
|
RED.history.push(historyEvent);
|
|
|
|
selected_link = null;
|
|
updateActiveNodes();
|
|
updateSelection();
|
|
redraw();
|
|
}
|
|
}
|
|
|
|
function copySelection() {
|
|
if (moving_set.length > 0) {
|
|
var nns = [];
|
|
for (var n=0;n<moving_set.length;n++) {
|
|
var node = moving_set[n].n;
|
|
// The only time a node.type == subflow can be selected is the
|
|
// input/output "proxy" nodes. They cannot be copied.
|
|
if (node.type != "subflow") {
|
|
for (var d in node._def.defaults) {
|
|
if (node._def.defaults.hasOwnProperty(d)) {
|
|
if (node._def.defaults[d].type) {
|
|
var configNode = RED.nodes.node(node[d]);
|
|
if (configNode && configNode._def.exclusive) {
|
|
nns.push(RED.nodes.convertNode(configNode));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
nns.push(RED.nodes.convertNode(node));
|
|
//TODO: if the node has an exclusive config node, it should also be copied, to ensure it remains exclusive...
|
|
}
|
|
}
|
|
clipboard = JSON.stringify(nns);
|
|
RED.notify(RED._("clipboard.nodeCopied",{count:nns.length}));
|
|
}
|
|
}
|
|
|
|
|
|
function calculateTextWidth(str, className, offset) {
|
|
return calculateTextDimensions(str,className,offset,0)[0];
|
|
}
|
|
|
|
function calculateTextDimensions(str,className,offsetW,offsetH) {
|
|
var sp = document.createElement("span");
|
|
sp.className = className;
|
|
sp.style.position = "absolute";
|
|
sp.style.top = "-1000px";
|
|
sp.textContent = (str||"");
|
|
document.body.appendChild(sp);
|
|
var w = sp.offsetWidth;
|
|
var h = sp.offsetHeight;
|
|
document.body.removeChild(sp);
|
|
return [offsetW+w,offsetH+h];
|
|
}
|
|
|
|
function resetMouseVars() {
|
|
mousedown_node = null;
|
|
mouseup_node = null;
|
|
mousedown_link = null;
|
|
mouse_mode = 0;
|
|
mousedown_port_type = PORT_TYPE_OUTPUT;
|
|
activeSpliceLink = null;
|
|
spliceActive = false;
|
|
d3.select(".link_splice").classed("link_splice",false);
|
|
if (spliceTimer) {
|
|
clearTimeout(spliceTimer);
|
|
spliceTimer = null;
|
|
}
|
|
}
|
|
|
|
function disableQuickJoinEventHandler(evt) {
|
|
// Check for ctrl (all browsers), "Meta" (Chrome/FF), keyCode 91 (Safari)
|
|
if (evt.keyCode === 17 || evt.key === "Meta" || evt.keyCode === 91) {
|
|
resetMouseVars();
|
|
hideDragLines();
|
|
redraw();
|
|
$(window).off('keyup',disableQuickJoinEventHandler);
|
|
}
|
|
}
|
|
|
|
function portMouseDown(d,portType,portIndex) {
|
|
//console.log(d,portType,portIndex);
|
|
// disable zoom
|
|
//vis.call(d3.behavior.zoom().on("zoom"), null);
|
|
mousedown_node = d;
|
|
mousedown_port_type = portType;
|
|
mousedown_port_index = portIndex || 0;
|
|
if (mouse_mode !== RED.state.QUICK_JOINING) {
|
|
mouse_mode = RED.state.JOINING;
|
|
document.body.style.cursor = "crosshair";
|
|
if (d3.event.ctrlKey || d3.event.metaKey) {
|
|
mouse_mode = RED.state.QUICK_JOINING;
|
|
showDragLines([{node:mousedown_node,port:mousedown_port_index,portType:mousedown_port_type}]);
|
|
$(window).on('keyup',disableQuickJoinEventHandler);
|
|
}
|
|
}
|
|
d3.event.stopPropagation();
|
|
d3.event.preventDefault();
|
|
}
|
|
|
|
function portMouseUp(d,portType,portIndex) {
|
|
var i;
|
|
if (mouse_mode === RED.state.QUICK_JOINING) {
|
|
if (drag_lines[0].node===d) {
|
|
return
|
|
}
|
|
}
|
|
document.body.style.cursor = "";
|
|
if (mouse_mode == RED.state.JOINING || mouse_mode == RED.state.QUICK_JOINING) {
|
|
if (typeof TouchEvent != "undefined" && d3.event instanceof TouchEvent) {
|
|
RED.nodes.eachNode(function(n) {
|
|
if (n.z == RED.workspaces.active()) {
|
|
var hw = n.w/2;
|
|
var hh = n.h/2;
|
|
if (n.x-hw<mouse_position[0] && n.x+hw> mouse_position[0] &&
|
|
n.y-hh<mouse_position[1] && n.y+hh>mouse_position[1]) {
|
|
mouseup_node = n;
|
|
portType = mouseup_node.inputs>0?PORT_TYPE_INPUT:PORT_TYPE_OUTPUT;
|
|
portIndex = 0;
|
|
}
|
|
}
|
|
});
|
|
} else {
|
|
mouseup_node = d;
|
|
}
|
|
var addedLinks = [];
|
|
var removedLinks = [];
|
|
|
|
for (i=0;i<drag_lines.length;i++) {
|
|
if (drag_lines[i].link) {
|
|
removedLinks.push(drag_lines[i].link)
|
|
}
|
|
}
|
|
for (i=0;i<drag_lines.length;i++) {
|
|
if (portType != drag_lines[i].portType && mouseup_node !== drag_lines[i].node) {
|
|
var drag_line = drag_lines[i];
|
|
var src,dst,src_port;
|
|
if (drag_line.portType === PORT_TYPE_OUTPUT) {
|
|
src = drag_line.node;
|
|
src_port = drag_line.port;
|
|
dst = mouseup_node;
|
|
} else if (drag_line.portType === PORT_TYPE_INPUT) {
|
|
src = mouseup_node;
|
|
dst = drag_line.node;
|
|
src_port = portIndex;
|
|
}
|
|
var existingLink = RED.nodes.filterLinks({source:src,target:dst,sourcePort: src_port}).length !== 0;
|
|
if (!existingLink) {
|
|
var link = {source: src, sourcePort:src_port, target: dst};
|
|
RED.nodes.addLink(link);
|
|
addedLinks.push(link);
|
|
}
|
|
}
|
|
}
|
|
if (addedLinks.length > 0 || removedLinks.length > 0) {
|
|
var historyEvent = {
|
|
t:"add",
|
|
links:addedLinks,
|
|
removedLinks: removedLinks,
|
|
dirty:RED.nodes.dirty()
|
|
};
|
|
if (activeSubflow) {
|
|
var subflowRefresh = RED.subflow.refresh(true);
|
|
if (subflowRefresh) {
|
|
historyEvent.subflow = {
|
|
id:activeSubflow.id,
|
|
changed: activeSubflow.changed,
|
|
instances: subflowRefresh.instances
|
|
}
|
|
}
|
|
}
|
|
RED.history.push(historyEvent);
|
|
updateActiveNodes();
|
|
RED.nodes.dirty(true);
|
|
}
|
|
if (mouse_mode === RED.state.QUICK_JOINING) {
|
|
if (addedLinks.length > 0) {
|
|
hideDragLines();
|
|
if (portType === PORT_TYPE_INPUT && d.outputs > 0) {
|
|
showDragLines([{node:d,port:0,portType:PORT_TYPE_OUTPUT}]);
|
|
} else if (portType === PORT_TYPE_OUTPUT && d.inputs > 0) {
|
|
showDragLines([{node:d,port:0,portType:PORT_TYPE_INPUT}]);
|
|
} else {
|
|
resetMouseVars();
|
|
}
|
|
}
|
|
redraw();
|
|
return;
|
|
}
|
|
|
|
resetMouseVars();
|
|
hideDragLines();
|
|
selected_link = null;
|
|
redraw();
|
|
}
|
|
}
|
|
|
|
var portLabelHoverTimeout = null;
|
|
var portLabelHover = null;
|
|
|
|
|
|
function getElementPosition(node) {
|
|
var d3Node = d3.select(node);
|
|
if (d3Node.attr('class') === 'innerCanvas') {
|
|
return [0,0];
|
|
}
|
|
var result = [];
|
|
var localPos = [0,0];
|
|
if (node.nodeName.toLowerCase() === 'g') {
|
|
var transform = d3Node.attr("transform");
|
|
if (transform) {
|
|
localPos = d3.transform(transform).translate;
|
|
}
|
|
} else {
|
|
localPos = [d3Node.attr("x")||0,d3Node.attr("y")||0];
|
|
}
|
|
var parentPos = getElementPosition(node.parentNode);
|
|
return [localPos[0]+parentPos[0],localPos[1]+parentPos[1]]
|
|
|
|
}
|
|
|
|
function getPortLabel(node,portType,portIndex) {
|
|
var result;
|
|
var nodePortLabels = (portType === PORT_TYPE_INPUT)?node.inputLabels:node.outputLabels;
|
|
if (nodePortLabels && nodePortLabels[portIndex]) {
|
|
return nodePortLabels[portIndex];
|
|
}
|
|
var portLabels = (portType === PORT_TYPE_INPUT)?node._def.inputLabels:node._def.outputLabels;
|
|
if (typeof portLabels === 'string') {
|
|
result = portLabels;
|
|
} else if (typeof portLabels === 'function') {
|
|
try {
|
|
result = portLabels.call(node,portIndex);
|
|
} catch(err) {
|
|
console.log("Definition error: "+node.type+"."+((portType === PORT_TYPE_INPUT)?"inputLabels":"outputLabels"),err);
|
|
result = null;
|
|
}
|
|
} else if ($.isArray(portLabels)) {
|
|
result = portLabels[portIndex];
|
|
}
|
|
return result;
|
|
}
|
|
function portMouseOver(port,d,portType,portIndex) {
|
|
clearTimeout(portLabelHoverTimeout);
|
|
var active = (mouse_mode!=RED.state.JOINING || (drag_lines.length > 0 && drag_lines[0].portType !== portType));
|
|
if (active && ((portType === PORT_TYPE_INPUT && ((d._def && d._def.inputLabels)||d.inputLabels)) || (portType === PORT_TYPE_OUTPUT && ((d._def && d._def.outputLabels)||d.outputLabels)))) {
|
|
portLabelHoverTimeout = setTimeout(function() {
|
|
var tooltip = getPortLabel(d,portType,portIndex);
|
|
if (!tooltip) {
|
|
return;
|
|
}
|
|
var pos = getElementPosition(port.node());
|
|
portLabelHoverTimeout = null;
|
|
portLabelHover = vis.append("g")
|
|
.attr("transform","translate("+(pos[0]+(portType===PORT_TYPE_INPUT?-2:12))+","+(pos[1]+5)+")")
|
|
.attr("class","port_tooltip");
|
|
var lines = tooltip.split("\n");
|
|
var labelWidth = 0;
|
|
var labelHeight = 4;
|
|
var labelHeights = [];
|
|
lines.forEach(function(l) {
|
|
var labelDimensions = calculateTextDimensions(l, "port_tooltip_label", 8,0);
|
|
labelWidth = Math.max(labelWidth,labelDimensions[0]);
|
|
labelHeights.push(0.8*labelDimensions[1]);
|
|
labelHeight += 0.8*labelDimensions[1];
|
|
});
|
|
|
|
var labelHeight1 = (labelHeight/2)-5-2;
|
|
var labelHeight2 = labelHeight - 4;
|
|
portLabelHover.append("path").attr("d",
|
|
portType===PORT_TYPE_INPUT?
|
|
"M0 0 l -5 -5 v -"+(labelHeight1)+" q 0 -2 -2 -2 h -"+labelWidth+" q -2 0 -2 2 v "+(labelHeight2)+" q 0 2 2 2 h "+labelWidth+" q 2 0 2 -2 v -"+(labelHeight1)+" l 5 -5"
|
|
:
|
|
"M0 0 l 5 -5 v -"+(labelHeight1)+" q 0 -2 2 -2 h "+labelWidth+" q 2 0 2 2 v "+(labelHeight2)+" q 0 2 -2 2 h -"+labelWidth+" q -2 0 -2 -2 v -"+(labelHeight1)+" l -5 -5"
|
|
);
|
|
var y = -labelHeight/2-2;
|
|
lines.forEach(function(l,i) {
|
|
y += labelHeights[i];
|
|
portLabelHover.append("svg:text").attr("class","port_tooltip_label")
|
|
.attr("x", portType===PORT_TYPE_INPUT?-10:10)
|
|
.attr("y", y)
|
|
.attr("text-anchor",portType===PORT_TYPE_INPUT?"end":"start")
|
|
.text(l)
|
|
});
|
|
},500);
|
|
}
|
|
port.classed("port_hovered",active);
|
|
}
|
|
function portMouseOut(port,d,portType,portIndex) {
|
|
clearTimeout(portLabelHoverTimeout);
|
|
if (portLabelHover) {
|
|
portLabelHover.remove();
|
|
portLabelHover = null;
|
|
}
|
|
port.classed("port_hovered",false);
|
|
}
|
|
|
|
function nodeMouseUp(d) {
|
|
if (dblClickPrimed && mousedown_node == d && clickElapsed > 0 && clickElapsed < 750) {
|
|
mouse_mode = RED.state.DEFAULT;
|
|
if (d.type != "subflow") {
|
|
RED.editor.edit(d);
|
|
} else {
|
|
RED.editor.editSubflow(activeSubflow);
|
|
}
|
|
clickElapsed = 0;
|
|
d3.event.stopPropagation();
|
|
return;
|
|
}
|
|
var direction = d._def? (d.inputs > 0 ? 1: 0) : (d.direction == "in" ? 0: 1)
|
|
portMouseUp(d, direction, 0);
|
|
}
|
|
|
|
function nodeMouseDown(d) {
|
|
focusView();
|
|
//var touch0 = d3.event;
|
|
//var pos = [touch0.pageX,touch0.pageY];
|
|
//RED.touch.radialMenu.show(d3.select(this),pos);
|
|
if (mouse_mode == RED.state.IMPORT_DRAGGING) {
|
|
RED.keyboard.remove("escape");
|
|
|
|
if (activeSpliceLink) {
|
|
// TODO: DRY - droppable/nodeMouseDown/canvasMouseUp
|
|
var spliceLink = d3.select(activeSpliceLink).data()[0];
|
|
RED.nodes.removeLink(spliceLink);
|
|
var link1 = {
|
|
source:spliceLink.source,
|
|
sourcePort:spliceLink.sourcePort,
|
|
target: moving_set[0].n
|
|
};
|
|
var link2 = {
|
|
source:moving_set[0].n,
|
|
sourcePort:0,
|
|
target: spliceLink.target
|
|
};
|
|
RED.nodes.addLink(link1);
|
|
RED.nodes.addLink(link2);
|
|
var historyEvent = RED.history.peek();
|
|
historyEvent.links = [link1,link2];
|
|
historyEvent.removedLinks = [spliceLink];
|
|
updateActiveNodes();
|
|
}
|
|
|
|
updateSelection();
|
|
RED.nodes.dirty(true);
|
|
redraw();
|
|
resetMouseVars();
|
|
d3.event.stopPropagation();
|
|
return;
|
|
} else if (mouse_mode == RED.state.QUICK_JOINING) {
|
|
d3.event.stopPropagation();
|
|
return;
|
|
}
|
|
mousedown_node = d;
|
|
var now = Date.now();
|
|
clickElapsed = now-clickTime;
|
|
clickTime = now;
|
|
|
|
dblClickPrimed = (lastClickNode == mousedown_node);
|
|
lastClickNode = mousedown_node;
|
|
|
|
var i;
|
|
|
|
if (d.selected && (d3.event.ctrlKey||d3.event.metaKey)) {
|
|
mousedown_node.selected = false;
|
|
for (i=0;i<moving_set.length;i+=1) {
|
|
if (moving_set[i].n === mousedown_node) {
|
|
moving_set.splice(i,1);
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
if (d3.event.shiftKey) {
|
|
clearSelection();
|
|
var cnodes = RED.nodes.getAllFlowNodes(mousedown_node);
|
|
for (var n=0;n<cnodes.length;n++) {
|
|
cnodes[n].selected = true;
|
|
cnodes[n].dirty = true;
|
|
moving_set.push({n:cnodes[n]});
|
|
}
|
|
} else if (!d.selected) {
|
|
if (!d3.event.ctrlKey && !d3.event.metaKey) {
|
|
clearSelection();
|
|
}
|
|
mousedown_node.selected = true;
|
|
moving_set.push({n:mousedown_node});
|
|
}
|
|
selected_link = null;
|
|
if (d3.event.button != 2) {
|
|
mouse_mode = RED.state.MOVING;
|
|
var mouse = d3.touches(this)[0]||d3.mouse(this);
|
|
mouse[0] += d.x-d.w/2;
|
|
mouse[1] += d.y-d.h/2;
|
|
for (i=0;i<moving_set.length;i++) {
|
|
moving_set[i].ox = moving_set[i].n.x;
|
|
moving_set[i].oy = moving_set[i].n.y;
|
|
moving_set[i].dx = moving_set[i].n.x-mouse[0];
|
|
moving_set[i].dy = moving_set[i].n.y-mouse[1];
|
|
}
|
|
mouse_offset = d3.mouse(document.body);
|
|
if (isNaN(mouse_offset[0])) {
|
|
mouse_offset = d3.touches(document.body)[0];
|
|
}
|
|
}
|
|
}
|
|
d.dirty = true;
|
|
updateSelection();
|
|
redraw();
|
|
d3.event.stopPropagation();
|
|
}
|
|
|
|
function nodeButtonClicked(d) {
|
|
if (!activeSubflow && !d.changed) {
|
|
if (d._def.button.toggle) {
|
|
d[d._def.button.toggle] = !d[d._def.button.toggle];
|
|
d.dirty = true;
|
|
}
|
|
if (d._def.button.onclick) {
|
|
try {
|
|
d._def.button.onclick.call(d);
|
|
} catch(err) {
|
|
console.log("Definition error: "+d.type+".onclick",err);
|
|
}
|
|
}
|
|
if (d.dirty) {
|
|
redraw();
|
|
}
|
|
} else if (d.changed) {
|
|
RED.notify(RED._("notification.warning", {message:RED._("notification.warnings.undeployedChanges")}),"warning");
|
|
} else {
|
|
RED.notify(RED._("notification.warning", {message:RED._("notification.warnings.nodeActionDisabled")}),"warning");
|
|
}
|
|
d3.event.preventDefault();
|
|
}
|
|
|
|
function showTouchMenu(obj,pos) {
|
|
var mdn = mousedown_node;
|
|
var options = [];
|
|
options.push({name:"delete",disabled:(moving_set.length===0 && selected_link === null),onselect:function() {deleteSelection();}});
|
|
options.push({name:"cut",disabled:(moving_set.length===0),onselect:function() {copySelection();deleteSelection();}});
|
|
options.push({name:"copy",disabled:(moving_set.length===0),onselect:function() {copySelection();}});
|
|
options.push({name:"paste",disabled:(clipboard.length===0),onselect:function() {importNodes(clipboard,false,true);}});
|
|
options.push({name:"edit",disabled:(moving_set.length != 1),onselect:function() { RED.editor.edit(mdn);}});
|
|
options.push({name:"select",onselect:function() {selectAll();}});
|
|
options.push({name:"undo",disabled:(RED.history.depth() === 0),onselect:function() {RED.history.pop();}});
|
|
|
|
RED.touch.radialMenu.show(obj,pos,options);
|
|
resetMouseVars();
|
|
}
|
|
function redraw() {
|
|
vis.attr("transform","scale("+scaleFactor+")");
|
|
outer.attr("width", space_width*scaleFactor).attr("height", space_height*scaleFactor);
|
|
|
|
// Don't bother redrawing nodes if we're drawing links
|
|
if (mouse_mode != RED.state.JOINING) {
|
|
|
|
var dirtyNodes = {};
|
|
|
|
if (activeSubflow) {
|
|
var subflowOutputs = vis.selectAll(".subflowoutput").data(activeSubflow.out,function(d,i){ return d.id;});
|
|
subflowOutputs.exit().remove();
|
|
var outGroup = subflowOutputs.enter().insert("svg:g").attr("class","node subflowoutput").attr("transform",function(d) { return "translate("+(d.x-20)+","+(d.y-20)+")"});
|
|
outGroup.each(function(d,i) {
|
|
d.w=40;
|
|
d.h=40;
|
|
});
|
|
outGroup.append("rect").attr("class","subflowport").attr("rx",8).attr("ry",8).attr("width",40).attr("height",40)
|
|
// TODO: This is exactly the same set of handlers used for regular nodes - DRY
|
|
.on("mouseup",nodeMouseUp)
|
|
.on("mousedown",nodeMouseDown)
|
|
.on("touchstart",function(d) {
|
|
var obj = d3.select(this);
|
|
var touch0 = d3.event.touches.item(0);
|
|
var pos = [touch0.pageX,touch0.pageY];
|
|
startTouchCenter = [touch0.pageX,touch0.pageY];
|
|
startTouchDistance = 0;
|
|
touchStartTime = setTimeout(function() {
|
|
showTouchMenu(obj,pos);
|
|
},touchLongPressTimeout);
|
|
nodeMouseDown.call(this,d)
|
|
})
|
|
.on("touchend", function(d) {
|
|
clearTimeout(touchStartTime);
|
|
touchStartTime = null;
|
|
if (RED.touch.radialMenu.active()) {
|
|
d3.event.stopPropagation();
|
|
return;
|
|
}
|
|
nodeMouseUp.call(this,d);
|
|
});
|
|
|
|
outGroup.append("g").attr('transform','translate(-5,15)').append("rect").attr("class","port").attr("rx",3).attr("ry",3).attr("width",10).attr("height",10)
|
|
.on("mousedown", function(d,i){portMouseDown(d,PORT_TYPE_INPUT,0);} )
|
|
.on("touchstart", function(d,i){portMouseDown(d,PORT_TYPE_INPUT,0);} )
|
|
.on("mouseup", function(d,i){portMouseUp(d,PORT_TYPE_INPUT,0);})
|
|
.on("touchend",function(d,i){portMouseUp(d,PORT_TYPE_INPUT,0);} )
|
|
.on("mouseover",function(d){portMouseOver(d3.select(this),d,PORT_TYPE_INPUT,0);})
|
|
.on("mouseout",function(d){portMouseOut(d3.select(this),d,PORT_TYPE_INPUT,0);});
|
|
|
|
outGroup.append("svg:text").attr("class","port_label").attr("x",20).attr("y",8).style("font-size","10px").text("output");
|
|
outGroup.append("svg:text").attr("class","port_label port_index").attr("x",20).attr("y",24).text(function(d,i){ return i+1});
|
|
|
|
var subflowInputs = vis.selectAll(".subflowinput").data(activeSubflow.in,function(d,i){ return d.id;});
|
|
subflowInputs.exit().remove();
|
|
var inGroup = subflowInputs.enter().insert("svg:g").attr("class","node subflowinput").attr("transform",function(d) { return "translate("+(d.x-20)+","+(d.y-20)+")"});
|
|
inGroup.each(function(d,i) {
|
|
d.w=40;
|
|
d.h=40;
|
|
});
|
|
inGroup.append("rect").attr("class","subflowport").attr("rx",8).attr("ry",8).attr("width",40).attr("height",40)
|
|
// TODO: This is exactly the same set of handlers used for regular nodes - DRY
|
|
.on("mouseup",nodeMouseUp)
|
|
.on("mousedown",nodeMouseDown)
|
|
.on("touchstart",function(d) {
|
|
var obj = d3.select(this);
|
|
var touch0 = d3.event.touches.item(0);
|
|
var pos = [touch0.pageX,touch0.pageY];
|
|
startTouchCenter = [touch0.pageX,touch0.pageY];
|
|
startTouchDistance = 0;
|
|
touchStartTime = setTimeout(function() {
|
|
showTouchMenu(obj,pos);
|
|
},touchLongPressTimeout);
|
|
nodeMouseDown.call(this,d)
|
|
})
|
|
.on("touchend", function(d) {
|
|
clearTimeout(touchStartTime);
|
|
touchStartTime = null;
|
|
if (RED.touch.radialMenu.active()) {
|
|
d3.event.stopPropagation();
|
|
return;
|
|
}
|
|
nodeMouseUp.call(this,d);
|
|
});
|
|
|
|
inGroup.append("g").attr('transform','translate(35,15)').append("rect").attr("class","port").attr("rx",3).attr("ry",3).attr("width",10).attr("height",10)
|
|
.on("mousedown", function(d,i){portMouseDown(d,PORT_TYPE_OUTPUT,i);} )
|
|
.on("touchstart", function(d,i){portMouseDown(d,PORT_TYPE_OUTPUT,i);} )
|
|
.on("mouseup", function(d,i){portMouseUp(d,PORT_TYPE_OUTPUT,i);})
|
|
.on("touchend",function(d,i){portMouseUp(d,PORT_TYPE_OUTPUT,i);} )
|
|
.on("mouseover",function(d){portMouseOver(d3.select(this),d,PORT_TYPE_OUTPUT,0);})
|
|
.on("mouseout",function(d) {portMouseOut(d3.select(this),d,PORT_TYPE_OUTPUT,0);});
|
|
|
|
|
|
inGroup.append("svg:text").attr("class","port_label").attr("x",18).attr("y",20).style("font-size","10px").text("input");
|
|
|
|
|
|
|
|
subflowOutputs.each(function(d,i) {
|
|
if (d.dirty) {
|
|
var output = d3.select(this);
|
|
output.selectAll(".subflowport").classed("node_selected",function(d) { return d.selected; })
|
|
output.selectAll(".port_index").text(function(d){ return d.i+1});
|
|
output.attr("transform", function(d) { return "translate(" + (d.x-d.w/2) + "," + (d.y-d.h/2) + ")"; });
|
|
dirtyNodes[d.id] = d;
|
|
d.dirty = false;
|
|
}
|
|
});
|
|
subflowInputs.each(function(d,i) {
|
|
if (d.dirty) {
|
|
var input = d3.select(this);
|
|
input.selectAll(".subflowport").classed("node_selected",function(d) { return d.selected; })
|
|
input.attr("transform", function(d) { return "translate(" + (d.x-d.w/2) + "," + (d.y-d.h/2) + ")"; });
|
|
dirtyNodes[d.id] = d;
|
|
d.dirty = false;
|
|
}
|
|
});
|
|
} else {
|
|
vis.selectAll(".subflowoutput").remove();
|
|
vis.selectAll(".subflowinput").remove();
|
|
}
|
|
|
|
var node = vis.selectAll(".nodegroup").data(activeNodes,function(d){return d.id});
|
|
node.exit().remove();
|
|
|
|
var nodeEnter = node.enter().insert("svg:g")
|
|
.attr("class", "node nodegroup")
|
|
.classed("node_subflow",function(d) { return activeSubflow != null; })
|
|
.classed("node_link",function(d) { return d.type === "link in" || d.type === "link out" });
|
|
|
|
nodeEnter.each(function(d,i) {
|
|
var node = d3.select(this);
|
|
var isLink = d.type === "link in" || d.type === "link out";
|
|
node.attr("id",d.id);
|
|
var l = RED.utils.getNodeLabel(d);
|
|
if (isLink) {
|
|
d.w = node_height;
|
|
} else {
|
|
d.w = Math.max(node_width,gridSize*(Math.ceil((calculateTextWidth(l, "node_label", 50)+(d._def.inputs>0?7:0))/gridSize)) );
|
|
}
|
|
d.h = Math.max(node_height,(d.outputs||0) * 15);
|
|
|
|
if (d._def.badge) {
|
|
var badge = node.append("svg:g").attr("class","node_badge_group");
|
|
var badgeRect = badge.append("rect").attr("class","node_badge").attr("rx",5).attr("ry",5).attr("width",40).attr("height",15);
|
|
badge.append("svg:text").attr("class","node_badge_label").attr("x",35).attr("y",11).attr("text-anchor","end").text(d._def.badge());
|
|
if (d._def.onbadgeclick) {
|
|
badgeRect.attr("cursor","pointer")
|
|
.on("click",function(d) { d._def.onbadgeclick.call(d);d3.event.preventDefault();});
|
|
}
|
|
}
|
|
|
|
if (d._def.button) {
|
|
var nodeButtonGroup = node.append("svg:g")
|
|
.attr("transform",function(d) { return "translate("+((d._def.align == "right") ? 94 : -25)+",2)"; })
|
|
.attr("class",function(d) { return "node_button "+((d._def.align == "right") ? "node_right_button" : "node_left_button"); });
|
|
nodeButtonGroup.append("rect")
|
|
.attr("rx",5)
|
|
.attr("ry",5)
|
|
.attr("width",32)
|
|
.attr("height",node_height-4)
|
|
.attr("fill","#eee");//function(d) { return d._def.color;})
|
|
nodeButtonGroup.append("rect")
|
|
.attr("class","node_button_button")
|
|
.attr("x",function(d) { return d._def.align == "right"? 11:5})
|
|
.attr("y",4)
|
|
.attr("rx",4)
|
|
.attr("ry",4)
|
|
.attr("width",16)
|
|
.attr("height",node_height-12)
|
|
.attr("fill",function(d) { return d._def.color;})
|
|
.attr("cursor","pointer")
|
|
.on("mousedown",function(d) {if (!lasso && !d.changed) {focusView();d3.select(this).attr("fill-opacity",0.2);d3.event.preventDefault(); d3.event.stopPropagation();}})
|
|
.on("mouseup",function(d) {if (!lasso && !d.changed) { d3.select(this).attr("fill-opacity",0.4);d3.event.preventDefault();d3.event.stopPropagation();}})
|
|
.on("mouseover",function(d) {if (!lasso && !d.changed) { d3.select(this).attr("fill-opacity",0.4);}})
|
|
.on("mouseout",function(d) {if (!lasso && !d.changed) {
|
|
var op = 1;
|
|
if (d._def.button.toggle) {
|
|
op = d[d._def.button.toggle]?1:0.2;
|
|
}
|
|
d3.select(this).attr("fill-opacity",op);
|
|
}})
|
|
.on("click",nodeButtonClicked)
|
|
.on("touchstart",nodeButtonClicked)
|
|
}
|
|
|
|
var mainRect = node.append("rect")
|
|
.attr("class", "node")
|
|
.classed("node_unknown",function(d) { return d.type == "unknown"; })
|
|
.attr("rx", 5)
|
|
.attr("ry", 5)
|
|
.attr("fill",function(d) { return d._def.color;})
|
|
.on("mouseup",nodeMouseUp)
|
|
.on("mousedown",nodeMouseDown)
|
|
.on("touchstart",function(d) {
|
|
var obj = d3.select(this);
|
|
var touch0 = d3.event.touches.item(0);
|
|
var pos = [touch0.pageX,touch0.pageY];
|
|
startTouchCenter = [touch0.pageX,touch0.pageY];
|
|
startTouchDistance = 0;
|
|
touchStartTime = setTimeout(function() {
|
|
showTouchMenu(obj,pos);
|
|
},touchLongPressTimeout);
|
|
nodeMouseDown.call(this,d)
|
|
})
|
|
.on("touchend", function(d) {
|
|
clearTimeout(touchStartTime);
|
|
touchStartTime = null;
|
|
if (RED.touch.radialMenu.active()) {
|
|
d3.event.stopPropagation();
|
|
return;
|
|
}
|
|
nodeMouseUp.call(this,d);
|
|
})
|
|
.on("mouseover",function(d) {
|
|
if (mouse_mode === 0) {
|
|
var node = d3.select(this);
|
|
node.classed("node_hovered",true);
|
|
}
|
|
})
|
|
.on("mouseout",function(d) {
|
|
var node = d3.select(this);
|
|
node.classed("node_hovered",false);
|
|
});
|
|
|
|
//node.append("rect").attr("class", "node-gradient-top").attr("rx", 6).attr("ry", 6).attr("height",30).attr("stroke","none").attr("fill","url(#gradient-top)").style("pointer-events","none");
|
|
//node.append("rect").attr("class", "node-gradient-bottom").attr("rx", 6).attr("ry", 6).attr("height",30).attr("stroke","none").attr("fill","url(#gradient-bottom)").style("pointer-events","none");
|
|
|
|
if (d._def.icon) {
|
|
var icon_url = RED.utils.getNodeIcon(d._def,d);
|
|
var icon_group = node.append("g")
|
|
.attr("class","node_icon_group")
|
|
.attr("x",0).attr("y",0);
|
|
|
|
var icon_shade = icon_group.append("rect")
|
|
.attr("x",0).attr("y",0)
|
|
.attr("class","node_icon_shade")
|
|
.attr("width","30")
|
|
.attr("stroke","none")
|
|
.attr("fill","#000")
|
|
.attr("fill-opacity","0.05")
|
|
.attr("height",function(d){return Math.min(50,d.h-4);});
|
|
|
|
var icon = icon_group.append("image")
|
|
.attr("xlink:href",icon_url)
|
|
.attr("class","node_icon")
|
|
.attr("x",0)
|
|
.attr("width","30")
|
|
.attr("height","30");
|
|
|
|
var icon_shade_border = icon_group.append("path")
|
|
.attr("d",function(d) { return "M 30 1 l 0 "+(d.h-2)})
|
|
.attr("class","node_icon_shade_border")
|
|
.attr("stroke-opacity","0.1")
|
|
.attr("stroke","#000")
|
|
.attr("stroke-width","1");
|
|
|
|
if ("right" == d._def.align) {
|
|
icon_group.attr("class","node_icon_group node_icon_group_"+d._def.align);
|
|
icon_shade_border.attr("d",function(d) { return "M 0 1 l 0 "+(d.h-2)})
|
|
//icon.attr("class","node_icon node_icon_"+d._def.align);
|
|
//icon.attr("class","node_icon_shade node_icon_shade_"+d._def.align);
|
|
//icon.attr("class","node_icon_shade_border node_icon_shade_border_"+d._def.align);
|
|
}
|
|
|
|
//if (d.inputs > 0 && d._def.align == null) {
|
|
// icon_shade.attr("width",35);
|
|
// icon.attr("transform","translate(5,0)");
|
|
// icon_shade_border.attr("transform","translate(5,0)");
|
|
//}
|
|
//if (d._def.outputs > 0 && "right" == d._def.align) {
|
|
// icon_shade.attr("width",35); //icon.attr("x",5);
|
|
//}
|
|
|
|
var img = new Image();
|
|
img.src = icon_url;
|
|
img.onload = function() {
|
|
icon.attr("width",Math.min(img.width,30));
|
|
icon.attr("height",Math.min(img.height,30));
|
|
icon.attr("x",15-Math.min(img.width,30)/2);
|
|
//if ("right" == d._def.align) {
|
|
// icon.attr("x",function(d){return d.w-img.width-1-(d.outputs>0?5:0);});
|
|
// icon_shade.attr("x",function(d){return d.w-30});
|
|
// icon_shade_border.attr("d",function(d){return "M "+(d.w-30)+" 1 l 0 "+(d.h-2);});
|
|
//}
|
|
}
|
|
|
|
//icon.style("pointer-events","none");
|
|
icon_group.style("pointer-events","none");
|
|
}
|
|
if (!isLink) {
|
|
var text = node.append("svg:text").attr("class","node_label").attr("x", 38).attr("dy", ".35em").attr("text-anchor","start");
|
|
if (d._def.align) {
|
|
text.attr("class","node_label node_label_"+d._def.align);
|
|
if (d._def.align === "right") {
|
|
text.attr("text-anchor","end");
|
|
}
|
|
}
|
|
|
|
var status = node.append("svg:g").attr("class","node_status_group").style("display","none");
|
|
|
|
var statusRect = status.append("rect").attr("class","node_status")
|
|
.attr("x",6).attr("y",1).attr("width",9).attr("height",9)
|
|
.attr("rx",2).attr("ry",2).attr("stroke-width","3");
|
|
|
|
var statusLabel = status.append("svg:text")
|
|
.attr("class","node_status_label")
|
|
.attr("x",20).attr("y",9);
|
|
}
|
|
//node.append("circle").attr({"class":"centerDot","cx":0,"cy":0,"r":5});
|
|
|
|
//node.append("path").attr("class","node_error").attr("d","M 3,-3 l 10,0 l -5,-8 z");
|
|
|
|
//TODO: these ought to be SVG
|
|
node.append("image").attr("class","node_error hidden").attr("xlink:href","icons/node-red/node-error.png").attr("x",0).attr("y",-6).attr("width",10).attr("height",9);
|
|
node.append("image").attr("class","node_changed hidden").attr("xlink:href","icons/node-red/node-changed.png").attr("x",12).attr("y",-6).attr("width",10).attr("height",10);
|
|
});
|
|
|
|
node.each(function(d,i) {
|
|
if (d.dirty) {
|
|
var isLink = d.type === "link in" || d.type === "link out";
|
|
dirtyNodes[d.id] = d;
|
|
//if (d.x < -50) deleteSelection(); // Delete nodes if dragged back to palette
|
|
if (!isLink && d.resize) {
|
|
var l = RED.utils.getNodeLabel(d);
|
|
var ow = d.w;
|
|
d.w = Math.max(node_width,gridSize*(Math.ceil((calculateTextWidth(l, "node_label", 50)+(d._def.inputs>0?7:0))/gridSize)) );
|
|
d.h = Math.max(node_height,(d.outputs||0) * 15);
|
|
d.x += (d.w-ow)/2;
|
|
d.resize = false;
|
|
}
|
|
var thisNode = d3.select(this);
|
|
//thisNode.selectAll(".centerDot").attr({"cx":function(d) { return d.w/2;},"cy":function(d){return d.h/2}});
|
|
thisNode.attr("transform", function(d) { return "translate(" + (d.x-d.w/2) + "," + (d.y-d.h/2) + ")"; });
|
|
|
|
if (mouse_mode != RED.state.MOVING_ACTIVE) {
|
|
thisNode.selectAll(".node")
|
|
.attr("width",function(d){return d.w})
|
|
.attr("height",function(d){return d.h})
|
|
.classed("node_selected",function(d) { return d.selected; })
|
|
.classed("node_highlighted",function(d) { return d.highlighted; })
|
|
;
|
|
//thisNode.selectAll(".node-gradient-top").attr("width",function(d){return d.w});
|
|
//thisNode.selectAll(".node-gradient-bottom").attr("width",function(d){return d.w}).attr("y",function(d){return d.h-30});
|
|
|
|
thisNode.selectAll(".node_icon_group_right").attr("transform", function(d){return "translate("+(d.w-30)+",0)"});
|
|
thisNode.selectAll(".node_label_right").attr("x", function(d){return d.w-38});
|
|
//thisNode.selectAll(".node_icon_right").attr("x",function(d){return d.w-d3.select(this).attr("width")-1-(d.outputs>0?5:0);});
|
|
//thisNode.selectAll(".node_icon_shade_right").attr("x",function(d){return d.w-30;});
|
|
//thisNode.selectAll(".node_icon_shade_border_right").attr("d",function(d){return "M "+(d.w-30)+" 1 l 0 "+(d.h-2)});
|
|
|
|
var inputPorts = thisNode.selectAll(".port_input");
|
|
if (d.inputs === 0 && !inputPorts.empty()) {
|
|
inputPorts.remove();
|
|
//nodeLabel.attr("x",30);
|
|
} else if (d.inputs === 1 && inputPorts.empty()) {
|
|
var inputGroup = thisNode.append("g").attr("class","port_input");
|
|
inputGroup.append("rect").attr("class","port").attr("rx",3).attr("ry",3).attr("width",10).attr("height",10)
|
|
.on("mousedown",function(d){portMouseDown(d,PORT_TYPE_INPUT,0);})
|
|
.on("touchstart",function(d){portMouseDown(d,PORT_TYPE_INPUT,0);})
|
|
.on("mouseup",function(d){portMouseUp(d,PORT_TYPE_INPUT,0);} )
|
|
.on("touchend",function(d){portMouseUp(d,PORT_TYPE_INPUT,0);} )
|
|
.on("mouseover",function(d){portMouseOver(d3.select(this),d,PORT_TYPE_INPUT,0);})
|
|
.on("mouseout",function(d) {portMouseOut(d3.select(this),d,PORT_TYPE_INPUT,0);});
|
|
}
|
|
|
|
var numOutputs = d.outputs;
|
|
var y = (d.h/2)-((numOutputs-1)/2)*13;
|
|
d.ports = d.ports || d3.range(numOutputs);
|
|
d._ports = thisNode.selectAll(".port_output").data(d.ports);
|
|
var output_group = d._ports.enter().append("g").attr("class","port_output");
|
|
|
|
output_group.append("rect").attr("class","port").attr("rx",3).attr("ry",3).attr("width",10).attr("height",10)
|
|
.on("mousedown",(function(){var node = d; return function(d,i){portMouseDown(node,PORT_TYPE_OUTPUT,i);}})() )
|
|
.on("touchstart",(function(){var node = d; return function(d,i){portMouseDown(node,PORT_TYPE_OUTPUT,i);}})() )
|
|
.on("mouseup",(function(){var node = d; return function(d,i){portMouseUp(node,PORT_TYPE_OUTPUT,i);}})() )
|
|
.on("touchend",(function(){var node = d; return function(d,i){portMouseUp(node,PORT_TYPE_OUTPUT,i);}})() )
|
|
.on("mouseover",(function(){var node = d; return function(d,i){portMouseOver(d3.select(this),node,PORT_TYPE_OUTPUT,i);}})())
|
|
.on("mouseout",(function(){var node = d; return function(d,i) {portMouseOut(d3.select(this),node,PORT_TYPE_OUTPUT,i);}})());
|
|
|
|
d._ports.exit().remove();
|
|
if (d._ports) {
|
|
numOutputs = d.outputs || 1;
|
|
y = (d.h/2)-((numOutputs-1)/2)*13;
|
|
var x = d.w - 5;
|
|
d._ports.each(function(d,i) {
|
|
var port = d3.select(this);
|
|
//port.attr("y",(y+13*i)-5).attr("x",x);
|
|
port.attr("transform", function(d) { return "translate("+x+","+((y+13*i)-5)+")";});
|
|
});
|
|
}
|
|
thisNode.selectAll("text.node_label").text(function(d,i){
|
|
var l = "";
|
|
if (d._def.label) {
|
|
l = d._def.label;
|
|
try {
|
|
l = (typeof l === "function" ? l.call(d) : l)||"";
|
|
l = RED.text.bidi.enforceTextDirectionWithUCC(l);
|
|
} catch(err) {
|
|
console.log("Definition error: "+d.type+".label",err);
|
|
l = d.type;
|
|
}
|
|
}
|
|
return l;
|
|
})
|
|
.attr("y", function(d){return (d.h/2)-1;})
|
|
.attr("class",function(d){
|
|
var s = "";
|
|
if (d._def.labelStyle) {
|
|
s = d._def.labelStyle;
|
|
try {
|
|
s = (typeof s === "function" ? s.call(d) : s)||"";
|
|
} catch(err) {
|
|
console.log("Definition error: "+d.type+".labelStyle",err);
|
|
s = "";
|
|
}
|
|
s = " "+s;
|
|
}
|
|
return "node_label"+
|
|
(d._def.align?" node_label_"+d._def.align:"")+s;
|
|
});
|
|
|
|
if (d._def.icon) {
|
|
icon = thisNode.select(".node_icon");
|
|
var current_url = icon.attr("xlink:href");
|
|
var new_url = RED.utils.getNodeIcon(d._def,d);
|
|
if (new_url !== current_url) {
|
|
icon.attr("xlink:href",new_url);
|
|
var img = new Image();
|
|
img.src = new_url;
|
|
img.onload = function() {
|
|
icon.attr("width",Math.min(img.width,30));
|
|
icon.attr("height",Math.min(img.height,30));
|
|
icon.attr("x",15-Math.min(img.width,30)/2);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
thisNode.selectAll(".node_tools").attr("x",function(d){return d.w-35;}).attr("y",function(d){return d.h-20;});
|
|
|
|
thisNode.selectAll(".node_changed")
|
|
.attr("x",function(d){return d.w-10})
|
|
.classed("hidden",function(d) { return !d.changed; });
|
|
|
|
thisNode.selectAll(".node_error")
|
|
.attr("x",function(d){return d.w-10-(d.changed?13:0)})
|
|
.classed("hidden",function(d) { return d.valid; });
|
|
|
|
thisNode.selectAll(".port_input").each(function(d,i) {
|
|
var port = d3.select(this);
|
|
port.attr("transform",function(d){return "translate(-5,"+((d.h/2)-5)+")";})
|
|
});
|
|
|
|
thisNode.selectAll(".node_icon").attr("y",function(d){return (d.h-d3.select(this).attr("height"))/2;});
|
|
thisNode.selectAll(".node_icon_shade").attr("height",function(d){return d.h;});
|
|
thisNode.selectAll(".node_icon_shade_border").attr("d",function(d){ return "M "+(("right" == d._def.align) ?0:30)+" 1 l 0 "+(d.h-2)});
|
|
|
|
thisNode.selectAll(".node_button").attr("opacity",function(d) {
|
|
return (activeSubflow||d.changed)?0.4:1
|
|
});
|
|
thisNode.selectAll(".node_button_button").attr("cursor",function(d) {
|
|
return (activeSubflow||d.changed)?"":"pointer";
|
|
});
|
|
thisNode.selectAll(".node_right_button").attr("transform",function(d){
|
|
var x = d.w-6;
|
|
if (d._def.button.toggle && !d[d._def.button.toggle]) {
|
|
x = x - 8;
|
|
}
|
|
return "translate("+x+",2)";
|
|
});
|
|
thisNode.selectAll(".node_right_button rect").attr("fill-opacity",function(d){
|
|
if (d._def.button.toggle) {
|
|
return d[d._def.button.toggle]?1:0.2;
|
|
}
|
|
return 1;
|
|
});
|
|
|
|
//thisNode.selectAll(".node_right_button").attr("transform",function(d){return "translate("+(d.w - d._def.button.width.call(d))+","+0+")";}).attr("fill",function(d) {
|
|
// return typeof d._def.button.color === "function" ? d._def.button.color.call(d):(d._def.button.color != null ? d._def.button.color : d._def.color)
|
|
//});
|
|
|
|
thisNode.selectAll(".node_badge_group").attr("transform",function(d){return "translate("+(d.w-40)+","+(d.h+3)+")";});
|
|
thisNode.selectAll("text.node_badge_label").text(function(d,i) {
|
|
if (d._def.badge) {
|
|
if (typeof d._def.badge == "function") {
|
|
try {
|
|
return d._def.badge.call(d);
|
|
} catch(err) {
|
|
console.log("Definition error: "+d.type+".badge",err);
|
|
return "";
|
|
}
|
|
} else {
|
|
return d._def.badge;
|
|
}
|
|
}
|
|
return "";
|
|
});
|
|
}
|
|
|
|
if (!showStatus || !d.status) {
|
|
thisNode.selectAll(".node_status_group").style("display","none");
|
|
} else {
|
|
thisNode.selectAll(".node_status_group").style("display","inline").attr("transform","translate(3,"+(d.h+3)+")");
|
|
var fill = status_colours[d.status.fill]; // Only allow our colours for now
|
|
if (d.status.shape == null && fill == null) {
|
|
thisNode.selectAll(".node_status").style("display","none");
|
|
} else {
|
|
var style;
|
|
if (d.status.shape == null || d.status.shape == "dot") {
|
|
style = {
|
|
display: "inline",
|
|
fill: fill,
|
|
stroke: fill
|
|
};
|
|
} else if (d.status.shape == "ring" ){
|
|
style = {
|
|
display: "inline",
|
|
fill: "#fff",
|
|
stroke: fill
|
|
}
|
|
}
|
|
thisNode.selectAll(".node_status").style(style);
|
|
}
|
|
if (d.status.text) {
|
|
thisNode.selectAll(".node_status_label").text(d.status.text);
|
|
} else {
|
|
thisNode.selectAll(".node_status_label").text("");
|
|
}
|
|
}
|
|
|
|
d.dirty = false;
|
|
}
|
|
});
|
|
|
|
var link = vis.selectAll(".link").data(
|
|
activeLinks,
|
|
function(d) {
|
|
return d.source.id+":"+d.sourcePort+":"+d.target.id+":"+d.target.i;
|
|
}
|
|
);
|
|
var linkEnter = link.enter().insert("g",".node").attr("class","link");
|
|
|
|
linkEnter.each(function(d,i) {
|
|
var l = d3.select(this);
|
|
d.added = true;
|
|
l.append("svg:path").attr("class","link_background link_path")
|
|
.on("mousedown",function(d) {
|
|
mousedown_link = d;
|
|
clearSelection();
|
|
selected_link = mousedown_link;
|
|
updateSelection();
|
|
redraw();
|
|
focusView();
|
|
d3.event.stopPropagation();
|
|
})
|
|
.on("touchstart",function(d) {
|
|
mousedown_link = d;
|
|
clearSelection();
|
|
selected_link = mousedown_link;
|
|
updateSelection();
|
|
redraw();
|
|
focusView();
|
|
d3.event.stopPropagation();
|
|
|
|
var obj = d3.select(document.body);
|
|
var touch0 = d3.event.touches.item(0);
|
|
var pos = [touch0.pageX,touch0.pageY];
|
|
touchStartTime = setTimeout(function() {
|
|
touchStartTime = null;
|
|
showTouchMenu(obj,pos);
|
|
},touchLongPressTimeout);
|
|
})
|
|
l.append("svg:path").attr("class","link_outline link_path");
|
|
l.append("svg:path").attr("class","link_line link_path")
|
|
.classed("link_link", function(d) { return d.link })
|
|
.classed("link_subflow", function(d) { return !d.link && activeSubflow });
|
|
});
|
|
|
|
link.exit().remove();
|
|
var links = vis.selectAll(".link_path");
|
|
links.each(function(d) {
|
|
var link = d3.select(this);
|
|
if (d.added || d===selected_link || d.selected || dirtyNodes[d.source.id] || dirtyNodes[d.target.id]) {
|
|
link.attr("d",function(d){
|
|
var numOutputs = d.source.outputs || 1;
|
|
var sourcePort = d.sourcePort || 0;
|
|
var y = -((numOutputs-1)/2)*13 +13*sourcePort;
|
|
|
|
var dy = d.target.y-(d.source.y+y);
|
|
var dx = (d.target.x-d.target.w/2)-(d.source.x+d.source.w/2);
|
|
var delta = Math.sqrt(dy*dy+dx*dx);
|
|
var scale = lineCurveScale;
|
|
var scaleY = 0;
|
|
if (delta < node_width) {
|
|
scale = 0.75-0.75*((node_width-delta)/node_width);
|
|
}
|
|
|
|
if (dx < 0) {
|
|
scale += 2*(Math.min(5*node_width,Math.abs(dx))/(5*node_width));
|
|
if (Math.abs(dy) < 3*node_height) {
|
|
scaleY = ((dy>0)?0.5:-0.5)*(((3*node_height)-Math.abs(dy))/(3*node_height))*(Math.min(node_width,Math.abs(dx))/(node_width)) ;
|
|
}
|
|
}
|
|
|
|
d.x1 = d.source.x+d.source.w/2;
|
|
d.y1 = d.source.y+y;
|
|
d.x2 = d.target.x-d.target.w/2;
|
|
d.y2 = d.target.y;
|
|
|
|
return "M "+d.x1+" "+d.y1+
|
|
" C "+(d.x1+scale*node_width)+" "+(d.y1+scaleY*node_height)+" "+
|
|
(d.x2-scale*node_width)+" "+(d.y2-scaleY*node_height)+" "+
|
|
d.x2+" "+d.y2;
|
|
});
|
|
}
|
|
})
|
|
|
|
link.classed("link_selected", function(d) { return d === selected_link || d.selected; });
|
|
link.classed("link_unknown",function(d) {
|
|
delete d.added;
|
|
return d.target.type == "unknown" || d.source.type == "unknown"
|
|
});
|
|
var offLinks = vis.selectAll(".link_flow_link_g").data(
|
|
activeFlowLinks,
|
|
function(d) {
|
|
return d.node.id+":"+d.refresh
|
|
}
|
|
);
|
|
|
|
var offLinksEnter = offLinks.enter().insert("g",".node").attr("class","link_flow_link_g");
|
|
offLinksEnter.each(function(d,i) {
|
|
var g = d3.select(this);
|
|
var s = 1;
|
|
var labelAnchor = "start";
|
|
if (d.node.type === "link in") {
|
|
s = -1;
|
|
labelAnchor = "end";
|
|
}
|
|
var stemLength = s*30;
|
|
var branchLength = s*20;
|
|
var l = g.append("svg:path").attr("class","link_flow_link")
|
|
.attr("class","link_link").attr("d","M 0 0 h "+stemLength);
|
|
var links = d.links;
|
|
var flows = Object.keys(links);
|
|
var tabOrder = RED.nodes.getWorkspaceOrder();
|
|
flows.sort(function(A,B) {
|
|
return tabOrder.indexOf(A) - tabOrder.indexOf(B);
|
|
});
|
|
var linkWidth = 10;
|
|
var h = node_height;
|
|
var y = -(flows.length-1)*h/2;
|
|
var linkGroups = g.selectAll(".link_group").data(flows);
|
|
var enterLinkGroups = linkGroups.enter().append("g").attr("class","link_group")
|
|
.on('mouseover', function() { d3.select(this).classed('link_group_active',true)})
|
|
.on('mouseout', function() { d3.select(this).classed('link_group_active',false)})
|
|
.on('mousedown', function() { d3.event.preventDefault(); d3.event.stopPropagation(); })
|
|
.on('mouseup', function(f) {
|
|
d3.event.stopPropagation();
|
|
var targets = d.links[f];
|
|
RED.workspaces.show(f);
|
|
targets.forEach(function(n) {
|
|
n.selected = true;
|
|
n.dirty = true;
|
|
moving_set.push({n:n});
|
|
});
|
|
updateSelection();
|
|
redraw();
|
|
});
|
|
enterLinkGroups.each(function(f) {
|
|
var linkG = d3.select(this);
|
|
linkG.append("svg:path").attr("class","link_flow_link")
|
|
.attr("class","link_link")
|
|
.attr("d",
|
|
"M "+stemLength+" 0 "+
|
|
"C "+(stemLength+(1.7*branchLength))+" "+0+
|
|
" "+(stemLength+(0.1*branchLength))+" "+y+" "+
|
|
(stemLength+branchLength*1.5)+" "+y+" "
|
|
);
|
|
linkG.append("svg:path")
|
|
.attr("class","link_port")
|
|
.attr("d",
|
|
"M "+(stemLength+branchLength*1.5+s*(linkWidth+7))+" "+(y-12)+" "+
|
|
"h "+(-s*linkWidth)+" "+
|
|
"a 3 3 45 0 "+(s===1?"0":"1")+" "+(s*-3)+" 3 "+
|
|
"v 18 "+
|
|
"a 3 3 45 0 "+(s===1?"0":"1")+" "+(s*3)+" 3 "+
|
|
"h "+(s*linkWidth)
|
|
);
|
|
linkG.append("svg:path")
|
|
.attr("class","link_port")
|
|
.attr("d",
|
|
"M "+(stemLength+branchLength*1.5+s*(linkWidth+10))+" "+(y-12)+" "+
|
|
"h "+(s*(linkWidth*3))+" "+
|
|
"M "+(stemLength+branchLength*1.5+s*(linkWidth+10))+" "+(y+12)+" "+
|
|
"h "+(s*(linkWidth*3))
|
|
).style("stroke-dasharray","12 3 8 4 3");
|
|
linkG.append("rect").attr("class","port link_port")
|
|
.attr("x",stemLength+branchLength*1.5-4+(s*4))
|
|
.attr("y",y-4)
|
|
.attr("rx",2)
|
|
.attr("ry",2)
|
|
.attr("width",8)
|
|
.attr("height",8);
|
|
linkG.append("rect")
|
|
.attr("x",stemLength+branchLength*1.5-(s===-1?node_width:0))
|
|
.attr("y",y-12)
|
|
.attr("width",node_width)
|
|
.attr("height",24)
|
|
.style("stroke","none")
|
|
.style("fill","transparent")
|
|
var tab = RED.nodes.workspace(f);
|
|
var label;
|
|
if (tab) {
|
|
label = tab.label || tab.id;
|
|
}
|
|
linkG.append("svg:text")
|
|
.attr("class","port_label")
|
|
.attr("x",stemLength+branchLength*1.5+(s*15))
|
|
.attr("y",y+1)
|
|
.style("font-size","10px")
|
|
.style("text-anchor",labelAnchor)
|
|
.text(label);
|
|
|
|
y += h;
|
|
});
|
|
linkGroups.exit().remove();
|
|
});
|
|
offLinks.exit().remove();
|
|
offLinks = vis.selectAll(".link_flow_link_g");
|
|
offLinks.each(function(d) {
|
|
var s = 1;
|
|
if (d.node.type === "link in") {
|
|
s = -1;
|
|
}
|
|
var link = d3.select(this);
|
|
link.attr("transform", function(d) { return "translate(" + (d.node.x+(s*d.node.w/2)) + "," + (d.node.y) + ")"; });
|
|
|
|
})
|
|
|
|
} else {
|
|
// JOINING - unselect any selected links
|
|
vis.selectAll(".link_selected").data(
|
|
activeLinks,
|
|
function(d) {
|
|
return d.source.id+":"+d.sourcePort+":"+d.target.id+":"+d.target.i;
|
|
}
|
|
).classed("link_selected", false);
|
|
}
|
|
|
|
if (d3.event) {
|
|
d3.event.preventDefault();
|
|
}
|
|
|
|
}
|
|
|
|
function focusView() {
|
|
try {
|
|
// Workaround for browser unexpectedly scrolling iframe into full
|
|
// view - record the parent scroll position and restore it after
|
|
// setting the focus
|
|
var scrollX = window.parent.window.scrollX;
|
|
var scrollY = window.parent.window.scrollY;
|
|
$("#chart").focus();
|
|
window.parent.window.scrollTo(scrollX,scrollY);
|
|
} catch(err) {
|
|
// In case we're iframed into a page of a different origin, just focus
|
|
// the view following the inevitable DOMException
|
|
$("#chart").focus();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Imports a new collection of nodes from a JSON String.
|
|
* - all get new IDs assigned
|
|
* - all "selected"
|
|
* - attached to mouse for placing - "IMPORT_DRAGGING"
|
|
*/
|
|
function importNodes(newNodesStr,addNewFlow,touchImport) {
|
|
try {
|
|
var activeSubflowChanged;
|
|
if (activeSubflow) {
|
|
activeSubflowChanged = activeSubflow.changed;
|
|
}
|
|
var result = RED.nodes.import(newNodesStr,true,addNewFlow);
|
|
if (result) {
|
|
var new_nodes = result[0];
|
|
var new_links = result[1];
|
|
var new_workspaces = result[2];
|
|
var new_subflows = result[3];
|
|
var new_default_workspace = result[4];
|
|
if (addNewFlow && new_default_workspace) {
|
|
RED.workspaces.show(new_default_workspace.id);
|
|
}
|
|
var new_ms = new_nodes.filter(function(n) { return n.hasOwnProperty("x") && n.hasOwnProperty("y") && n.z == RED.workspaces.active() }).map(function(n) { return {n:n};});
|
|
var new_node_ids = new_nodes.map(function(n){ return n.id; });
|
|
|
|
// TODO: pick a more sensible root node
|
|
if (new_ms.length > 0) {
|
|
var root_node = new_ms[0].n;
|
|
var dx = root_node.x;
|
|
var dy = root_node.y;
|
|
|
|
if (mouse_position == null) {
|
|
mouse_position = [0,0];
|
|
}
|
|
|
|
var minX = 0;
|
|
var minY = 0;
|
|
var i;
|
|
var node;
|
|
|
|
for (i=0;i<new_ms.length;i++) {
|
|
node = new_ms[i];
|
|
node.n.selected = true;
|
|
node.n.changed = true;
|
|
node.n.moved = true;
|
|
node.n.x -= dx - mouse_position[0];
|
|
node.n.y -= dy - mouse_position[1];
|
|
node.dx = node.n.x - mouse_position[0];
|
|
node.dy = node.n.y - mouse_position[1];
|
|
minX = Math.min(node.n.x-node_width/2-5,minX);
|
|
minY = Math.min(node.n.y-node_height/2-5,minY);
|
|
}
|
|
for (i=0;i<new_ms.length;i++) {
|
|
node = new_ms[i];
|
|
node.n.x -= minX;
|
|
node.n.y -= minY;
|
|
node.dx -= minX;
|
|
node.dy -= minY;
|
|
if (node.n._def.onadd) {
|
|
try {
|
|
node.n._def.onadd.call(node.n);
|
|
} catch(err) {
|
|
console.log("onadd:",err);
|
|
}
|
|
}
|
|
|
|
}
|
|
if (!touchImport) {
|
|
mouse_mode = RED.state.IMPORT_DRAGGING;
|
|
spliceActive = false;
|
|
if (new_ms.length === 1) {
|
|
node = new_ms[0];
|
|
spliceActive = node.n.hasOwnProperty("_def") &&
|
|
node.n._def.inputs > 0 &&
|
|
node.n._def.outputs > 0;
|
|
}
|
|
}
|
|
RED.keyboard.add("*","escape",function(){
|
|
RED.keyboard.remove("escape");
|
|
clearSelection();
|
|
RED.history.pop();
|
|
mouse_mode = 0;
|
|
});
|
|
clearSelection();
|
|
moving_set = new_ms;
|
|
}
|
|
|
|
var historyEvent = {
|
|
t:"add",
|
|
nodes:new_node_ids,
|
|
links:new_links,
|
|
workspaces:new_workspaces,
|
|
subflows:new_subflows,
|
|
dirty:RED.nodes.dirty()
|
|
};
|
|
if (new_ms.length === 0) {
|
|
RED.nodes.dirty(true);
|
|
}
|
|
if (activeSubflow) {
|
|
var subflowRefresh = RED.subflow.refresh(true);
|
|
if (subflowRefresh) {
|
|
historyEvent.subflow = {
|
|
id:activeSubflow.id,
|
|
changed: activeSubflowChanged,
|
|
instances: subflowRefresh.instances
|
|
}
|
|
}
|
|
}
|
|
RED.history.push(historyEvent);
|
|
|
|
updateActiveNodes();
|
|
redraw();
|
|
}
|
|
} catch(error) {
|
|
if (error.code != "NODE_RED") {
|
|
console.log(error.stack);
|
|
RED.notify(RED._("notification.error",{message:error.toString()}),"error");
|
|
} else {
|
|
RED.notify(RED._("notification.error",{message:error.message}),"error");
|
|
}
|
|
}
|
|
}
|
|
|
|
function toggleShowGrid(state) {
|
|
if (state) {
|
|
grid.style("visibility","visible");
|
|
} else {
|
|
grid.style("visibility","hidden");
|
|
}
|
|
}
|
|
function toggleSnapGrid(state) {
|
|
snapGrid = state;
|
|
redraw();
|
|
}
|
|
function toggleStatus(s) {
|
|
showStatus = s;
|
|
RED.nodes.eachNode(function(n) { n.dirty = true;});
|
|
//TODO: subscribe/unsubscribe here
|
|
redraw();
|
|
}
|
|
|
|
return {
|
|
init: init,
|
|
state:function(state) {
|
|
if (state == null) {
|
|
return mouse_mode
|
|
} else {
|
|
mouse_mode = state;
|
|
}
|
|
},
|
|
|
|
redraw: function(updateActive) {
|
|
if (updateActive) {
|
|
updateActiveNodes();
|
|
updateSelection();
|
|
}
|
|
redraw();
|
|
},
|
|
focus: focusView,
|
|
importNodes: importNodes,
|
|
calculateTextWidth: calculateTextWidth,
|
|
select: function(selection) {
|
|
if (typeof selection !== "undefined") {
|
|
clearSelection();
|
|
if (typeof selection == "string") {
|
|
var selectedNode = RED.nodes.node(selection);
|
|
if (selectedNode) {
|
|
selectedNode.selected = true;
|
|
selectedNode.dirty = true;
|
|
moving_set = [{n:selectedNode}];
|
|
}
|
|
}
|
|
}
|
|
updateSelection();
|
|
redraw();
|
|
},
|
|
selection: function() {
|
|
var selection = {};
|
|
if (moving_set.length > 0) {
|
|
selection.nodes = moving_set.map(function(n) { return n.n;});
|
|
}
|
|
if (selected_link != null) {
|
|
selection.link = selected_link;
|
|
}
|
|
return selection;
|
|
},
|
|
scale: function() {
|
|
return scaleFactor;
|
|
},
|
|
getLinksAtPoint: function(x,y) {
|
|
var result = [];
|
|
var links = outer.selectAll(".link_background")[0];
|
|
for (var i=0;i<links.length;i++) {
|
|
var bb = links[i].getBBox();
|
|
if (x >= bb.x && y >= bb.y && x <= bb.x+bb.width && y <= bb.y+bb.height) {
|
|
result.push(links[i])
|
|
}
|
|
}
|
|
return result;
|
|
},
|
|
reveal: function(id) {
|
|
if (RED.nodes.workspace(id) || RED.nodes.subflow(id)) {
|
|
RED.workspaces.show(id);
|
|
} else {
|
|
var node = RED.nodes.node(id);
|
|
if (node._def.category !== 'config' && node.z) {
|
|
node.highlighted = true;
|
|
node.dirty = true;
|
|
RED.workspaces.show(node.z);
|
|
|
|
var screenSize = [$("#chart").width(),$("#chart").height()];
|
|
var scrollPos = [$("#chart").scrollLeft(),$("#chart").scrollTop()];
|
|
|
|
if (node.x < scrollPos[0] || node.y < scrollPos[1] || node.x > screenSize[0]+scrollPos[0] || node.y > screenSize[1]+scrollPos[1]) {
|
|
var deltaX = '-='+((scrollPos[0] - node.x) + screenSize[0]/2);
|
|
var deltaY = '-='+((scrollPos[1] - node.y) + screenSize[1]/2);
|
|
$("#chart").animate({
|
|
scrollLeft: deltaX,
|
|
scrollTop: deltaY
|
|
},200);
|
|
}
|
|
|
|
if (!node._flashing) {
|
|
node._flashing = true;
|
|
var flash = 22;
|
|
var flashFunc = function() {
|
|
flash--;
|
|
node.dirty = true;
|
|
if (flash >= 0) {
|
|
node.highlighted = !node.highlighted;
|
|
setTimeout(flashFunc,100);
|
|
} else {
|
|
node.highlighted = false;
|
|
delete node._flashing;
|
|
}
|
|
RED.view.redraw();
|
|
}
|
|
flashFunc();
|
|
}
|
|
} else if (node._def.category === 'config') {
|
|
RED.sidebar.config.show(id);
|
|
}
|
|
}
|
|
}
|
|
|
|
};
|
|
})();
|