mirror of
https://github.com/node-red/node-red.git
synced 2023-10-10 13:36:53 +02:00
1873 lines
83 KiB
JavaScript
1873 lines
83 KiB
JavaScript
/**
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* Copyright 2013, 2015 IBM Corp.
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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 activeSubflow = null;
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var activeNodes = [];
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var activeLinks = [];
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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 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("tabindex",1)
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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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$(this).focus();
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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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.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 drag_line = vis.append("svg:path").attr("class", "drag_line");
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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 m = /^subflow:(.+)$/.exec(selected_tool);
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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 mousePos = d3.touches(this)[0]||d3.mouse(this);
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mousePos[1] += this.scrollTop;
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mousePos[0] += this.scrollLeft;
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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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var nn = { id:(1+Math.random()*4294967295).toString(16),x: mousePos[0],y:mousePos[1],w:node_width,z:RED.workspaces.active()};
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nn.type = selected_tool;
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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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nn[d] = nn._def.defaults[d].value;
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}
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}
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if (nn._def.onadd) {
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nn._def.onadd.call(nn);
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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.h = Math.max(node_height,(nn.outputs||0) * 15);
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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);
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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
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}
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}
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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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RED.keyboard.add(/* z */ 90,{ctrl:true},function(){RED.history.pop();});
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RED.keyboard.add(/* a */ 65,{ctrl:true},function(){selectAll();d3.event.preventDefault();});
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RED.keyboard.add(/* = */ 187,{ctrl:true},function(){zoomIn();d3.event.preventDefault();});
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RED.keyboard.add(/* - */ 189,{ctrl:true},function(){zoomOut();d3.event.preventDefault();});
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RED.keyboard.add(/* 0 */ 48,{ctrl:true},function(){zoomZero();d3.event.preventDefault();});
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RED.keyboard.add(/* v */ 86,{ctrl:true},function(){importNodes(clipboard);d3.event.preventDefault();});
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}
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function canvasMouseDown() {
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if (!mousedown_node && !mousedown_link) {
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selected_link = null;
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updateSelection();
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}
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if (mouse_mode === 0) {
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if (lasso) {
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lasso.remove();
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lasso = null;
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}
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if (!touchStartTime) {
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var point = d3.mouse(this);
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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",1)
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.attr("ry",1)
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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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d3.event.preventDefault();
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}
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}
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}
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function canvasMouseMove() {
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mouse_position = d3.touches(this)[0]||d3.mouse(this);
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// Prevent touch scrolling...
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//if (d3.touches(this)[0]) {
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// d3.event.preventDefault();
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//}
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// TODO: auto scroll the container
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//var point = d3.mouse(this);
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//if (point[0]-container.scrollLeft < 30 && container.scrollLeft > 0) { container.scrollLeft -= 15; }
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//console.log(d3.mouse(this),container.offsetWidth,container.offsetHeight,container.scrollLeft,container.scrollTop);
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if (lasso) {
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var ox = parseInt(lasso.attr("ox"));
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var oy = parseInt(lasso.attr("oy"));
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var x = parseInt(lasso.attr("x"));
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var y = parseInt(lasso.attr("y"));
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var w;
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var h;
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if (mouse_position[0] < ox) {
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x = mouse_position[0];
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w = ox-x;
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} else {
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w = mouse_position[0]-x;
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}
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if (mouse_position[1] < oy) {
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y = mouse_position[1];
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h = oy-y;
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} else {
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h = mouse_position[1]-y;
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}
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lasso
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.attr("x",x)
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.attr("y",y)
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.attr("width",w)
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.attr("height",h)
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;
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return;
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}
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if (mouse_mode != RED.state.IMPORT_DRAGGING && !mousedown_node && selected_link == null) {
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return;
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}
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var mousePos;
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if (mouse_mode == RED.state.JOINING) {
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// update drag line
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drag_line.attr("class", "drag_line");
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mousePos = mouse_position;
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var numOutputs = (mousedown_port_type === 0)?(mousedown_node.outputs || 1):1;
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var sourcePort = mousedown_port_index;
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var portY = -((numOutputs-1)/2)*13 +13*sourcePort;
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var sc = (mousedown_port_type === 0)?1:-1;
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var dy = mousePos[1]-(mousedown_node.y+portY);
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var dx = mousePos[0]-(mousedown_node.x+sc*mousedown_node.w/2);
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var delta = Math.sqrt(dy*dy+dx*dx);
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var scale = lineCurveScale;
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var scaleY = 0;
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if (delta < node_width) {
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scale = 0.75-0.75*((node_width-delta)/node_width);
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}
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if (dx*sc < 0) {
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scale += 2*(Math.min(5*node_width,Math.abs(dx))/(5*node_width));
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if (Math.abs(dy) < 3*node_height) {
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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)) ;
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}
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}
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drag_line.attr("d",
|
|
"M "+(mousedown_node.x+sc*mousedown_node.w/2)+" "+(mousedown_node.y+portY)+
|
|
" C "+(mousedown_node.x+sc*(mousedown_node.w/2+node_width*scale))+" "+(mousedown_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;
|
|
}
|
|
} else if (mouse_mode == RED.state.MOVING_ACTIVE || mouse_mode == RED.state.IMPORT_DRAGGING) {
|
|
mousePos = mouse_position;
|
|
var node;
|
|
var i;
|
|
var minX = 0;
|
|
var minY = 0;
|
|
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);
|
|
}
|
|
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 (snapGrid && 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 !== 0) {
|
|
redraw();
|
|
}
|
|
}
|
|
|
|
function canvasMouseUp() {
|
|
if (mousedown_node && mouse_mode == RED.state.JOINING) {
|
|
drag_line.attr("class", "drag_line_hidden");
|
|
}
|
|
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});
|
|
}
|
|
var wasDirty = RED.nodes.dirty();
|
|
RED.nodes.dirty(true);
|
|
RED.history.push({t:'move',nodes:ns,dirty:wasDirty});
|
|
}
|
|
}
|
|
if (mouse_mode == RED.state.MOVING || mouse_mode == RED.state.MOVING_ACTIVE) {
|
|
for (var 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 */ 27);
|
|
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;
|
|
}
|
|
|
|
function updateSelection() {
|
|
if (moving_set.length === 0 && selected_link == null) {
|
|
RED.keyboard.remove(/* backspace */ 8);
|
|
RED.keyboard.remove(/* delete */ 46);
|
|
RED.keyboard.remove(/* c */ 67);
|
|
RED.keyboard.remove(/* x */ 88);
|
|
} else {
|
|
RED.keyboard.add(/* backspace */ 8,function(){deleteSelection();d3.event.preventDefault();});
|
|
RED.keyboard.add(/* delete */ 46,function(){deleteSelection();d3.event.preventDefault();});
|
|
RED.keyboard.add(/* c */ 67,{ctrl:true},function(){copySelection();d3.event.preventDefault();});
|
|
RED.keyboard.add(/* x */ 88,{ctrl:true},function(){copySelection();deleteSelection();d3.event.preventDefault();});
|
|
}
|
|
if (moving_set.length === 0) {
|
|
RED.keyboard.remove(/* up */ 38);
|
|
RED.keyboard.remove(/* down */ 40);
|
|
RED.keyboard.remove(/* left */ 37);
|
|
RED.keyboard.remove(/* right*/ 39);
|
|
} else {
|
|
RED.keyboard.add(/* up */ 38, function() { if(d3.event.shiftKey){moveSelection( 0,-20)}else{moveSelection( 0,-1);}d3.event.preventDefault();},endKeyboardMove);
|
|
RED.keyboard.add(/* down */ 40, function() { if(d3.event.shiftKey){moveSelection( 0, 20)}else{moveSelection( 0, 1);}d3.event.preventDefault();},endKeyboardMove);
|
|
RED.keyboard.add(/* left */ 37, function() { if(d3.event.shiftKey){moveSelection(-20, 0)}else{moveSelection(-1, 0);}d3.event.preventDefault();},endKeyboardMove);
|
|
RED.keyboard.add(/* right*/ 39, function() { if(d3.event.shiftKey){moveSelection( 20, 0)}else{moveSelection( 1, 0);}d3.event.preventDefault();},endKeyboardMove);
|
|
}
|
|
|
|
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;
|
|
}
|
|
RED.events.emit("view:selection-changed",selection);
|
|
}
|
|
|
|
function endKeyboardMove() {
|
|
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});
|
|
delete moving_set[i].ox;
|
|
delete moving_set[i].oy;
|
|
}
|
|
RED.history.push({t:'move',nodes:ns,dirty:RED.nodes.dirty()});
|
|
}
|
|
function moveSelection(dx,dy) {
|
|
var minX = 0;
|
|
var minY = 0;
|
|
var node;
|
|
|
|
for (var i=0;i<moving_set.length;i++) {
|
|
node = moving_set[i];
|
|
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 deleteSelection() {
|
|
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) {
|
|
var sp = document.createElement("span");
|
|
sp.className = className;
|
|
sp.style.position = "absolute";
|
|
sp.style.top = "-1000px";
|
|
sp.innerHTML = (str||"").replace(/&/g,"&").replace(/</g,"<").replace(/>/g,">");
|
|
document.body.appendChild(sp);
|
|
var w = sp.offsetWidth;
|
|
document.body.removeChild(sp);
|
|
return offset+w;
|
|
}
|
|
|
|
function resetMouseVars() {
|
|
mousedown_node = null;
|
|
mouseup_node = null;
|
|
mousedown_link = null;
|
|
mouse_mode = 0;
|
|
mousedown_port_type = 0;
|
|
}
|
|
|
|
function portMouseDown(d,portType,portIndex) {
|
|
//console.log(d,portType,portIndex);
|
|
// disable zoom
|
|
//vis.call(d3.behavior.zoom().on("zoom"), null);
|
|
mousedown_node = d;
|
|
selected_link = null;
|
|
mouse_mode = RED.state.JOINING;
|
|
mousedown_port_type = portType;
|
|
mousedown_port_index = portIndex || 0;
|
|
document.body.style.cursor = "crosshair";
|
|
d3.event.preventDefault();
|
|
}
|
|
|
|
function portMouseUp(d,portType,portIndex) {
|
|
document.body.style.cursor = "";
|
|
if (mouse_mode == RED.state.JOINING && mousedown_node) {
|
|
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?1:0;
|
|
portIndex = 0;
|
|
}
|
|
}
|
|
});
|
|
} else {
|
|
mouseup_node = d;
|
|
}
|
|
if (portType == mousedown_port_type || mouseup_node === mousedown_node) {
|
|
drag_line.attr("class", "drag_line_hidden");
|
|
resetMouseVars();
|
|
return;
|
|
}
|
|
var src,dst,src_port;
|
|
if (mousedown_port_type === 0) {
|
|
src = mousedown_node;
|
|
src_port = mousedown_port_index;
|
|
dst = mouseup_node;
|
|
} else if (mousedown_port_type == 1) {
|
|
src = mouseup_node;
|
|
dst = mousedown_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);
|
|
var historyEvent = {
|
|
t:'add',
|
|
links:[link],
|
|
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);
|
|
} else {
|
|
}
|
|
selected_link = null;
|
|
redraw();
|
|
}
|
|
}
|
|
|
|
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 */ 27);
|
|
updateSelection();
|
|
RED.nodes.dirty(true);
|
|
redraw();
|
|
resetMouseVars();
|
|
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) {
|
|
d._def.button.onclick.call(d);
|
|
}
|
|
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,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("rect").attr("class","port").attr("rx",3).attr("ry",3).attr("width",10).attr("height",10).attr("x",-5).attr("y",15)
|
|
.on("mousedown", function(d,i){portMouseDown(d,1,0);} )
|
|
.on("touchstart", function(d,i){portMouseDown(d,1,0);} )
|
|
.on("mouseup", function(d,i){portMouseUp(d,1,0);})
|
|
.on("touchend",function(d,i){portMouseUp(d,1,0);} )
|
|
.on("mouseover",function(d,i) { var port = d3.select(this); port.classed("port_hovered",(mouse_mode!=RED.state.JOINING || mousedown_port_type !== 0 ));})
|
|
.on("mouseout",function(d,i) { var port = d3.select(this); port.classed("port_hovered",false);});
|
|
|
|
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("rect").attr("class","port").attr("rx",3).attr("ry",3).attr("width",10).attr("height",10).attr("x",35).attr("y",15)
|
|
.on("mousedown", function(d,i){portMouseDown(d,0,i);} )
|
|
.on("touchstart", function(d,i){portMouseDown(d,0,i);} )
|
|
.on("mouseup", function(d,i){portMouseUp(d,0,i);})
|
|
.on("touchend",function(d,i){portMouseUp(d,0,i);} )
|
|
.on("mouseover",function(d,i) { var port = d3.select(this); port.classed("port_hovered",(mouse_mode!=RED.state.JOINING || mousedown_port_type !== 0 ));})
|
|
.on("mouseout",function(d,i) { var port = d3.select(this); port.classed("port_hovered",false);});
|
|
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");
|
|
nodeEnter.each(function(d,i) {
|
|
var node = d3.select(this);
|
|
node.attr("id",d.id);
|
|
d.resize = true;
|
|
var l = d._def.label;
|
|
l = (typeof l === "function" ? l.call(d) : l)||"";
|
|
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_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","icons/"+d._def.icon)
|
|
.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 = "icons/"+d._def.icon;
|
|
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");
|
|
}
|
|
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");
|
|
node.append("image").attr("class","node_error hidden").attr("xlink:href","icons/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-changed.png").attr("x",12).attr("y",-6).attr("width",10).attr("height",10);
|
|
});
|
|
|
|
node.each(function(d,i) {
|
|
if (d.dirty) {
|
|
dirtyNodes[d.id] = d;
|
|
//if (d.x < -50) deleteSelection(); // Delete nodes if dragged back to palette
|
|
if (d.resize) {
|
|
var l = d._def.label;
|
|
l = (typeof l === "function" ? l.call(d) : l)||"";
|
|
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,1,0);})
|
|
.on("touchstart",function(d){portMouseDown(d,1,0);})
|
|
.on("mouseup",function(d){portMouseUp(d,1,0);} )
|
|
.on("touchend",function(d){portMouseUp(d,1,0);} )
|
|
.on("mouseover",function(d) { var port = d3.select(this); port.classed("port_hovered",(mouse_mode!=RED.state.JOINING || mousedown_port_type != 1 ));})
|
|
.on("mouseout",function(d) { var port = d3.select(this); port.classed("port_hovered",false);})
|
|
}
|
|
|
|
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,0,i);}})() )
|
|
.on("touchstart",(function(){var node = d; return function(d,i){portMouseDown(node,0,i);}})() )
|
|
.on("mouseup",(function(){var node = d; return function(d,i){portMouseUp(node,0,i);}})() )
|
|
.on("touchend",(function(){var node = d; return function(d,i){portMouseUp(node,0,i);}})() )
|
|
.on("mouseover",function(d,i) { var port = d3.select(this); port.classed("port_hovered",(mouse_mode!=RED.state.JOINING || mousedown_port_type !== 0 ));})
|
|
.on("mouseout",function(d,i) { var port = d3.select(this); port.classed("port_hovered",false);});
|
|
|
|
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){
|
|
if (d._def.label) {
|
|
if (typeof d._def.label == "function") {
|
|
return d._def.label.call(d);
|
|
} else {
|
|
return d._def.label;
|
|
}
|
|
}
|
|
return "";
|
|
})
|
|
.attr('y', function(d){return (d.h/2)-1;})
|
|
.attr('class',function(d){
|
|
return 'node_label'+
|
|
(d._def.align?' node_label_'+d._def.align:'')+
|
|
(d._def.labelStyle?' '+(typeof d._def.labelStyle == "function" ? d._def.labelStyle.call(d):d._def.labelStyle):'') ;
|
|
});
|
|
|
|
if (d._def.icon) {
|
|
icon = thisNode.select(".node_icon");
|
|
var current_url = icon.attr("xlink:href");
|
|
var icon_url;
|
|
if (typeof d._def.icon == "function") {
|
|
icon_url = d._def.icon.call(d);
|
|
} else {
|
|
icon_url = d._def.icon;
|
|
}
|
|
if ("icons/"+icon_url != current_url) {
|
|
icon.attr("xlink:href","icons/"+icon_url);
|
|
var img = new Image();
|
|
img.src = "icons/"+d._def.icon;
|
|
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") {
|
|
return d._def.badge.call(d);
|
|
} 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_subflow", function(d) { return activeSubflow && (d.source.type === "subflow" || d.target.type === "subflow") });
|
|
});
|
|
|
|
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.source.x+d.source.w/2)+" "+(d.source.y+y)+
|
|
" C "+(d.source.x+d.source.w/2+scale*node_width)+" "+(d.source.y+y+scaleY*node_height)+" "+
|
|
(d.target.x-d.target.w/2-scale*node_width)+" "+(d.target.y-scaleY*node_height)+" "+
|
|
(d.target.x-d.target.w/2)+" "+d.target.y;
|
|
});
|
|
}
|
|
})
|
|
|
|
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"
|
|
});
|
|
} 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() {
|
|
$("#chart svg").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,touchImport) {
|
|
try {
|
|
var activeSubflowChanged;
|
|
if (activeSubflow) {
|
|
activeSubflowChanged = activeSubflow.changed;
|
|
}
|
|
var result = RED.nodes.import(newNodesStr,true);
|
|
if (result) {
|
|
var new_nodes = result[0];
|
|
var new_links = result[1];
|
|
var new_workspaces = result[2];
|
|
var new_subflows = result[3];
|
|
|
|
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.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 (!touchImport) {
|
|
mouse_mode = RED.state.IMPORT_DRAGGING;
|
|
}
|
|
|
|
RED.keyboard.add(/* ESCAPE */ 27,function(){
|
|
RED.keyboard.remove(/* ESCAPE */ 27);
|
|
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 (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");
|
|
}
|
|
}
|
|
}
|
|
|
|
return {
|
|
init: init,
|
|
state:function(state) {
|
|
if (state == null) {
|
|
return mouse_mode
|
|
} else {
|
|
mouse_mode = state;
|
|
}
|
|
},
|
|
|
|
redraw: function(updateActive) {
|
|
if (updateActive) {
|
|
updateActiveNodes();
|
|
}
|
|
redraw();
|
|
},
|
|
focus: focusView,
|
|
importNodes: importNodes,
|
|
status: function(s) {
|
|
if (s == null) {
|
|
return showStatus;
|
|
} else {
|
|
showStatus = s;
|
|
RED.nodes.eachNode(function(n) { n.dirty = true;});
|
|
//TODO: subscribe/unsubscribe here
|
|
redraw();
|
|
}
|
|
},
|
|
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;
|
|
},
|
|
toggleShowGrid: function(state) {
|
|
if (state) {
|
|
grid.style("visibility","visible");
|
|
} else {
|
|
grid.style("visibility","hidden");
|
|
}
|
|
},
|
|
toggleSnapGrid: function(state) {
|
|
snapGrid = state;
|
|
redraw();
|
|
}
|
|
};
|
|
})();
|