mirror of
https://github.com/node-red/node-red.git
synced 2023-10-10 13:36:53 +02:00
1213 lines
50 KiB
JavaScript
1213 lines
50 KiB
JavaScript
/**
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* Copyright 2013 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 activeWorkspace = 0;
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var workspaceScrollPositions = {};
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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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dirty = false,
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lasso = null,
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active_group = null;
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pressTimer = null;
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var clipboard = "";
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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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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("touchstart",canvasMouseDown)
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.on("touchend",canvasMouseUp)
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.on("touchmove",canvasMouseMove);
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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 drag_line = vis.append("svg:path").attr("class", "drag_line");
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var workspace_tabs = RED.tabs.create({
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id: "workspace-tabs",
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onchange: function(id) {
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RED.view.setWorkspace(id);
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},
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ondblclick: function(id) {
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showRenameWorkspaceDialog(id);
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},
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onadd: function(tab) {
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var menuli = $("<li/>");
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var menuA = $("<a/>",{tabindex:"-1",href:"#"+tab.id}).appendTo(menuli);
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menuA.html(tab.label);
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menuA.on("click",function() {
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workspace_tabs.activateTab(tab.id);
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});
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$('#workspace-menu-list').append(menuli);
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if (workspace_tabs.count() == 1) {
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$('#btn-workspace-delete').parent().addClass("disabled");
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} else {
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$('#btn-workspace-delete').parent().removeClass("disabled");
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}
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},
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onremove: function(tab) {
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if (workspace_tabs.count() == 1) {
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$('#btn-workspace-delete').parent().addClass("disabled");
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} else {
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$('#btn-workspace-delete').parent().removeClass("disabled");
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}
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}
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});
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var workspaceIndex = 0;
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function addWorkspace() {
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var tabId = RED.nodes.id();
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do {
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workspaceIndex += 1;
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} while($("#workspace-tabs a[title='Sheet "+workspaceIndex+"']").size() != 0);
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var ws = {type:"workspace",id:tabId,label:"Sheet "+workspaceIndex};
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RED.nodes.addWorkspace(ws);
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workspace_tabs.addTab(ws);
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workspace_tabs.activateTab(tabId);
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RED.history.push({t:'add',workspaces:[ws],dirty:dirty});
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RED.view.dirty(true);
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}
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$('#btn-workspace-add-tab').on("click",addWorkspace);
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$('#btn-workspace-add').on("click",addWorkspace);
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$('#btn-workspace-edit').on("click",function() {
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showRenameWorkspaceDialog(activeWorkspace);
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});
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$('#btn-workspace-delete').on("click",function() {
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deleteWorkspace(activeWorkspace);
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});
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function deleteWorkspace(id) {
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if (workspace_tabs.count() == 1) {
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return;
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}
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var ws = RED.nodes.workspace(id);
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$( "#node-dialog-delete-workspace" ).dialog('option','workspace',ws);
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$( "#node-dialog-delete-workspace-name" ).text(ws.label);
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$( "#node-dialog-delete-workspace" ).dialog('open');
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}
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//d3.select(window).on("keydown", keydown);
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function canvasMouseDown() {
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// if (d3.event.shiftKey) {
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// var point = d3.mouse(this),
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// node = {x: point[0], y: point[1], w:node_width, h:node_height, type:Math.floor(Math.random()*3)},
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// n = nodes.push(node);
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// redraw();
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// } else
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//
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if (typeof d3.touches(this)[0] == "object") {
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pressTimer = setTimeout(function() { RED.history.pop(); }, 1500);
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}
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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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//vis.call(d3.behavior.zoom().on("zoom"), rescale);
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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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var point = d3.touches(this)[0]||d3.mouse(this);
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if (d3.touches(this).length === 0) {
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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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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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clearTimeout(pressTimer);
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mouse_position = d3.touches(this)[0]||d3.mouse(this);
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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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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) return;
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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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var 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 y = -((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+y);
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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",
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"M "+(mousedown_node.x+sc*mousedown_node.w/2)+" "+(mousedown_node.y+y)+
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" C "+(mousedown_node.x+sc*(mousedown_node.w/2+node_width*scale))+" "+(mousedown_node.y+y+scaleY*node_height)+" "+
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(mousePos[0]-sc*(scale)*node_width)+" "+(mousePos[1]-scaleY*node_height)+" "+
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mousePos[0]+" "+mousePos[1]
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);
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} else if (mouse_mode == RED.state.MOVING) {
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var m = mouse_position;
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var d = (mouse_offset[0]-m[0])*(mouse_offset[0]-m[0]) + (mouse_offset[1]-m[1])*(mouse_offset[1]-m[1]);
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if (d > 2) {
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mouse_mode = RED.state.MOVING_ACTIVE;
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clearTimeout(pressTimer);
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}
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} else if (mouse_mode == RED.state.MOVING_ACTIVE || mouse_mode == RED.state.IMPORT_DRAGGING) {
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var mousePos = mouse_position;
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if (d3.event.shiftKey && moving_set.length > 1) {
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mousePos[0] = 20*Math.floor(mousePos[0]/20);
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mousePos[1] = 20*Math.floor(mousePos[1]/20);
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}
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for (var n in moving_set) {
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var node = moving_set[n];
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node.n.x = mousePos[0]+node.dx;
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node.n.y = mousePos[1]+node.dy;
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if (d3.event.shiftKey && moving_set.length == 1) {
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node.n.x = 20*Math.floor(node.n.x/20);
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node.n.y = 20*Math.floor(node.n.y/20);
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}
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node.n.dirty = true;
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}
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}
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redraw();
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}
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function canvasMouseUp() {
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clearTimeout(pressTimer);
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if (mousedown_node && mouse_mode == RED.state.JOINING) {
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drag_line.attr("class", "drag_line_hidden");
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}
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if (lasso) {
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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 x2 = x+parseInt(lasso.attr("width"));
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var y2 = y+parseInt(lasso.attr("height"));
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if (!d3.event.ctrlKey) {
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clearSelection();
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}
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RED.nodes.eachNode(function(n) {
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if (n.z == activeWorkspace && !n.selected) {
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n.selected = (n.x > x && n.x < x2 && n.y > y && n.y < y2);
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if (n.selected) {
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n.dirty = true;
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moving_set.push({n:n});
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}
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}
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});
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updateSelection();
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lasso.remove();
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lasso = null;
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}
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if (mouse_mode == RED.state.MOVING_ACTIVE) {
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if (moving_set.length > 0) {
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var ns = [];
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for (var i in moving_set) {
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ns.push({n:moving_set[i].n,ox:moving_set[i].ox,oy:moving_set[i].oy});
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}
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RED.history.push({t:'move',nodes:ns,dirty:dirty});
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}
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}
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if (mouse_mode == RED.state.IMPORT_DRAGGING) {
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RED.keyboard.remove(/* ESCAPE */ 27);
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var mousePos = d3.touches(this)[0]||d3.mouse(this);
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if (d3.event.shiftKey && moving_set.length > 1) {
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mousePos[0] = 20*Math.floor(mousePos[0]/20);
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mousePos[1] = 20*Math.floor(mousePos[1]/20);
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}
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for (var n in moving_set) {
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var node = moving_set[n];
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node.n.x = mousePos[0]+node.dx;
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node.n.y = mousePos[1]+node.dy;
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if (d3.event.shiftKey && moving_set.length == 1) {
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node.n.x = 20*Math.floor(node.n.x/20);
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node.n.y = 20*Math.floor(node.n.y/20);
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}
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node.n.dirty = true;
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}
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}
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redraw();
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// clear mouse event vars
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resetMouseVars();
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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) { zoomIn(); }
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else { zoomOut(); }
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}
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});
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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 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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var nn = { id:(1+Math.random()*4294967295).toString(16),x: mousePos[0],y:mousePos[1],w:node_width,z:activeWorkspace};
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nn.type = selected_tool;
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nn._def = RED.nodes.getType(nn.type);
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nn.outputs = nn._def.outputs;
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nn.h = Math.max(node_height,(nn.outputs||0) * 15);
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for (var d in nn._def.defaults) {
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nn[d] = nn._def.defaults[d].value;
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}
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RED.history.push({t:'add',nodes:[nn.id],dirty:dirty});
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RED.nodes.add(nn);
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RED.editor.validateNode(nn);
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setDirty(true);
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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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function zoomIn() {
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if (scaleFactor < 2) {
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scaleFactor += 0.1;
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redraw();
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}
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}
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function zoomOut() {
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if (scaleFactor > 0.3) {
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scaleFactor -= 0.1;
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redraw();
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}
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}
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function zoomZero() {
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scaleFactor = 1;
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redraw();
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}
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function selectAll() {
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RED.nodes.eachNode(function(n) {
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if (n.z == activeWorkspace) {
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if (!n.selected) {
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n.selected = true;
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n.dirty = true;
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moving_set.push({n:n});
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}
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}
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});
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selected_link = null;
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updateSelection();
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redraw();
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}
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function clearSelection() {
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for (var i in moving_set) {
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var n = moving_set[i];
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n.n.dirty = true;
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n.n.selected = false;
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}
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moving_set = [];
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selected_link = null;
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}
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function updateSelection() {
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if (moving_set.length == 0) {
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$("#li-menu-export").addClass("disabled");
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$("#li-menu-export-clipboard").addClass("disabled");
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$("#li-menu-export-library").addClass("disabled");
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} else {
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$("#li-menu-export").removeClass("disabled");
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$("#li-menu-export-clipboard").removeClass("disabled");
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$("#li-menu-export-library").removeClass("disabled");
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}
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if (moving_set.length == 0 && selected_link == null) {
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RED.keyboard.remove(/* backspace */ 8);
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RED.keyboard.remove(/* delete */ 46);
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RED.keyboard.remove(/* c */ 67);
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} else {
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RED.keyboard.add(/* backspace */ 8,function(){deleteSelection();d3.event.preventDefault();});
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RED.keyboard.add(/* delete */ 46,function(){deleteSelection();d3.event.preventDefault();});
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RED.keyboard.add(/* c */ 67,{ctrl:true},function(){copySelection();d3.event.preventDefault();});
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}
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if (moving_set.length == 1) {
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buildInfo(moving_set[0].n);
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} else {
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$("#tab-info").html("");
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}
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}
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|
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function deleteSelection() {
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var removedNodes = [];
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var removedLinks = [];
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var startDirty = dirty;
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if (moving_set.length > 0) {
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for (var i in moving_set) {
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var node = moving_set[i].n;
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node.selected = false;
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if (node.x < 0) {node.x = 25};
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var rmlinks = RED.nodes.remove(node.id);
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removedNodes.push(node);
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removedLinks = removedLinks.concat(rmlinks);
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}
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moving_set = [];
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setDirty(true);
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}
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if (selected_link) {
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RED.nodes.removeLink(selected_link);
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removedLinks.push(selected_link);
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setDirty(true);
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}
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RED.history.push({t:'delete',nodes:removedNodes,links:removedLinks,dirty:startDirty});
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selected_link = null;
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updateSelection();
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redraw();
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}
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function copySelection() {
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if (moving_set.length > 0) {
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var nns = [];
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for (var n in moving_set) {
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var node = moving_set[n].n;
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nns.push(RED.nodes.convertNode(node));
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}
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clipboard = JSON.stringify(nns);
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RED.notify(moving_set.length+" node"+(moving_set.length>1?"s":"")+" copied");
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}
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}
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|
|
|
function buildInfo(node) {
|
|
var table = '<table class="node-info"><tbody>';
|
|
|
|
table += "<tr><td>Type</td><td> "+node.type+"</td></tr>";
|
|
table += "<tr><td>ID</td><td> "+node.id+"</td></tr>";
|
|
table += '<tr class="blank"><td colspan="2"> Properties</td></tr>';
|
|
for (var n in node._def.defaults) {
|
|
if ((n != "func")&&(n != "template")) {
|
|
var safe = (node[n]||"").toString().replace(/&/g,"&").replace(/</g,"<").replace(/>/g,">");
|
|
table += "<tr><td> "+n+"</td><td>"+safe+"</td></tr>";
|
|
}
|
|
if ((n == "func")||(n == "template")) {
|
|
table += "<tr><td> "+n+"</td><td>(...)</td></tr>";
|
|
}
|
|
}
|
|
table += "</tbody></table><br/>";
|
|
table += '<div class="node-help">'+($("script[data-help-name|='"+node.type+"']").html()||"")+"</div>";
|
|
$("#tab-info").html(table);
|
|
}
|
|
|
|
function calculateTextWidth(str) {
|
|
var sp = document.createElement("span");
|
|
sp.className = "node_label";
|
|
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 35+w;
|
|
}
|
|
|
|
function resetMouseVars() {
|
|
mousedown_node = null;
|
|
mouseup_node = null;
|
|
mousedown_link = null;
|
|
mouse_mode = 0;
|
|
mousedown_port_type = 0;
|
|
}
|
|
|
|
function portMouseDown(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";
|
|
};
|
|
|
|
function portMouseUp(d,portType,portIndex) {
|
|
document.body.style.cursor = "";
|
|
if (mouse_mode == RED.state.JOINING && mousedown_node) {
|
|
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 = false;
|
|
RED.nodes.eachLink(function(d) {
|
|
existingLink = existingLink || (d.source === src && d.target === dst && d.sourcePort == src_port);
|
|
});
|
|
if (!existingLink) {
|
|
var link = {source: src, sourcePort:src_port, target: dst};
|
|
RED.nodes.addLink(link);
|
|
RED.history.push({t:'add',links:[link],dirty:dirty});
|
|
setDirty(true);
|
|
}
|
|
selected_link = null;
|
|
redraw();
|
|
}
|
|
}
|
|
|
|
function nodeMouseUp(d) {
|
|
portMouseUp(d, d._def.inputs > 0 ? 1 : 0, 0);
|
|
}
|
|
|
|
function nodeMouseDown(d) {
|
|
if (typeof d3.touches(this)[0] == "object") {
|
|
pressTimer = setTimeout(function() { RED.editor.edit(d); }, 1500);
|
|
}
|
|
if (mouse_mode == RED.state.IMPORT_DRAGGING) {
|
|
RED.keyboard.remove(/* ESCAPE */ 27);
|
|
updateSelection();
|
|
setDirty(true);
|
|
redraw();
|
|
resetMouseVars();
|
|
d3.event.stopPropagation();
|
|
return;
|
|
}
|
|
mousedown_node = d;
|
|
if (d.selected && d3.event.ctrlKey) {
|
|
d.selected = false;
|
|
for (var i=0;i<moving_set.length;i+=1) {
|
|
if (moving_set[i].n === d) {
|
|
moving_set.splice(i,1);
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
if (d3.event.shiftKey) {
|
|
clearSelection();
|
|
var cnodes = RED.nodes.getAllFlowNodes(mousedown_node);
|
|
for (var i in cnodes) {
|
|
cnodes[i].selected = true;
|
|
cnodes[i].dirty = true;
|
|
moving_set.push({n:cnodes[i]});
|
|
}
|
|
} else if (!d.selected) {
|
|
if (!d3.event.ctrlKey) {
|
|
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 (var i in moving_set) {
|
|
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 (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();
|
|
}
|
|
d3.event.preventDefault();
|
|
}
|
|
|
|
function redraw() {
|
|
vis.attr("transform","scale("+scaleFactor+")");
|
|
outer.attr("width", space_width*scaleFactor).attr("height", space_height*scaleFactor);
|
|
outer_background.attr('fill', function() {
|
|
return active_group == null?'#fff':'#eee';
|
|
});
|
|
|
|
if (mouse_mode != RED.state.JOINING) {
|
|
// Don't bother redrawing nodes if we're drawing links
|
|
|
|
var node = vis.selectAll(".nodegroup").data(RED.nodes.nodes.filter(function(d) { return d.z == activeWorkspace }),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);
|
|
|
|
var l = d._def.label;
|
|
l = (typeof l === "function" ? l.call(d) : l)||"";
|
|
d.w = Math.max(node_width,calculateTextWidth(l)+(d._def.inputs>0?7:0) );
|
|
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",8)
|
|
.attr("ry",8)
|
|
.attr("width",32)
|
|
.attr("height",node_height-4)
|
|
.attr("fill","#eee");//function(d) { return d._def.color;})
|
|
nodeButtonGroup.append('rect')
|
|
.attr("x",function(d) { return d._def.align == "right"? 10:5})
|
|
.attr("y",4)
|
|
.attr("rx",5)
|
|
.attr("ry",5)
|
|
.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) { d3.select(this).attr("fill-opacity",0.2);d3.event.preventDefault(); d3.event.stopPropagation();}})
|
|
.on("mouseup",function(d) {if (!lasso) { d3.select(this).attr("fill-opacity",0.4);d3.event.preventDefault();d3.event.stopPropagation();}})
|
|
.on("mouseover",function(d) {if (!lasso) { d3.select(this).attr("fill-opacity",0.4);}})
|
|
.on("mouseout",function(d) {if (!lasso) {
|
|
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")
|
|
.attr("rx", 6)
|
|
.attr("ry", 6)
|
|
.attr("fill",function(d) { return d._def.color;})
|
|
.on("mousedown",nodeMouseDown)
|
|
.on("touchstart",nodeMouseDown)
|
|
.on("dblclick",function(d) {RED.editor.edit(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");
|
|
|
|
mainRect.on("mouseup",nodeMouseUp);
|
|
mainRect.on("touchend",function(){ clearTimeout(pressTimer); nodeMouseUp; });
|
|
//mainRect.on("touchend",nodeMouseUp);
|
|
|
|
if (d._def.icon) {
|
|
var icon = node.append("image")
|
|
.attr("xlink:href","icons/"+d._def.icon)
|
|
.attr("class","node_icon")
|
|
.attr("x",0).attr("y",function(d){return (d.h-Math.min(50,d.h))/2;})
|
|
.attr("width","15")
|
|
.attr("height", function(d){return Math.min(50,d.h);});
|
|
|
|
if (d._def.align) {
|
|
icon.attr('class','node_icon node_icon_'+d._def.align);
|
|
}
|
|
if (d._def.inputs > 0) {
|
|
icon.attr("x",8);
|
|
}
|
|
icon.style("pointer-events","none");
|
|
}
|
|
var text = node.append('svg:text').attr('class','node_label').attr('x', 23).attr('dy', '.35em').attr('text-anchor','start');
|
|
if (d._def.align) {
|
|
text.attr('class','node_label node_label_'+d._def.align);
|
|
text.attr('text-anchor','end');
|
|
}
|
|
|
|
if (d._def.inputs > 0) {
|
|
text.attr("x",30);
|
|
node.append("rect").attr("class","port port_input").attr("rx",3).attr("ry",3).attr("x",-5).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);})
|
|
}
|
|
|
|
//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.each(function(d,i) {
|
|
if (d.dirty) {
|
|
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)||"";
|
|
d.w = Math.max(node_width,calculateTextWidth(l)+(d._def.inputs>0?7:0) );
|
|
d.h = Math.max(node_height,(d.outputs||0) * 15);
|
|
}
|
|
var thisNode = d3.select(this);
|
|
thisNode.attr("transform", function(d) { return "translate(" + (d.x-d.w/2) + "," + (d.y-d.h/2) + ")"; });
|
|
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_label_right").attr('x', function(d){return d.w-23-(d.outputs>0?5:0);});
|
|
thisNode.selectAll(".node_icon_right").attr("x",function(d){return d.w-16-(d.outputs>0?5:0);});
|
|
|
|
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);
|
|
d._ports.enter().append("rect").attr("class","port port_output").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) {
|
|
var numOutputs = d.outputs || 1;
|
|
var 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);
|
|
});
|
|
}
|
|
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.label?' '+(typeof d._def.labelStyle == "function" ? d._def.labelStyle.call(d):d._def.labelStyle):'') ;
|
|
});
|
|
thisNode.selectAll(".node_tools").attr("x",function(d){return d.w-35;}).attr("y",function(d){return d.h-20;});
|
|
thisNode.selectAll(".node_error")
|
|
.attr("x",function(d){return d.w-5})
|
|
.classed("hidden",function(d) { return d.valid; });
|
|
thisNode.selectAll(".port_input").each(function(d,i) {
|
|
var port = d3.select(this);
|
|
port.attr("y",function(d){return (d.h/2)-5;})
|
|
});
|
|
thisNode.selectAll(".node_icon").attr("height",function(d){return Math.min(50,d.h);}).attr("y",function(d){return (d.h-Math.min(50,d.h))/2;});
|
|
|
|
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 "";
|
|
});
|
|
|
|
d.dirty = false;
|
|
}
|
|
});
|
|
}
|
|
|
|
var link = vis.selectAll(".link").data(RED.nodes.links.filter(function(d) { return d.source.z == activeWorkspace && d.target.z == activeWorkspace }));
|
|
|
|
link.enter().insert("svg:path",".node").attr("class","link")
|
|
.on("mousedown",function(d) {
|
|
mousedown_link = d;
|
|
clearSelection();
|
|
selected_link = mousedown_link;
|
|
updateSelection();
|
|
redraw();
|
|
d3.event.stopPropagation();
|
|
})
|
|
.on("touchstart",function(d) {
|
|
mousedown_link = d;
|
|
clearSelection();
|
|
selected_link = mousedown_link;
|
|
updateSelection();
|
|
redraw();
|
|
d3.event.stopPropagation();
|
|
pressTimer = setTimeout(function() { deleteSelection(); }, 1500);
|
|
})
|
|
.on("touchend",function() { clearTimeout(pressTimer); });
|
|
|
|
link.exit().remove();
|
|
|
|
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; });
|
|
|
|
if (d3.event) {
|
|
d3.event.preventDefault();
|
|
}
|
|
}
|
|
|
|
RED.keyboard.add(/* z */ 90,{ctrl:true},function(){RED.history.pop();});
|
|
RED.keyboard.add(/* a */ 65,{ctrl:true},function(){selectAll();d3.event.preventDefault();});
|
|
RED.keyboard.add(/* = */ 187,{ctrl:true},function(){zoomIn();d3.event.preventDefault();});
|
|
RED.keyboard.add(/* - */ 189,{ctrl:true},function(){zoomOut();d3.event.preventDefault();});
|
|
RED.keyboard.add(/* 0 */ 48,{ctrl:true},function(){zoomZero();d3.event.preventDefault();});
|
|
RED.keyboard.add(/* v */ 86,{ctrl:true},function(){importNodes(clipboard);d3.event.preventDefault();});
|
|
RED.keyboard.add(/* e */ 69,{ctrl:true},function(){showExportNodesDialog();d3.event.preventDefault();});
|
|
RED.keyboard.add(/* i */ 73,{ctrl:true},function(){showImportNodesDialog();d3.event.preventDefault();});
|
|
|
|
// TODO: 'dirty' should be a property of RED.nodes - with an event callback for ui hooks
|
|
function setDirty(d) {
|
|
dirty = d;
|
|
if (dirty) {
|
|
$("#btn-deploy").removeClass("disabled").addClass("btn-danger");
|
|
} else {
|
|
$("#btn-deploy").addClass("disabled").removeClass("btn-danger");;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 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) {
|
|
try {
|
|
var result = RED.nodes.import(newNodesStr,true);
|
|
if (result) {
|
|
var new_nodes = result[0];
|
|
var new_links = result[1];
|
|
var new_ms = new_nodes.map(function(n) { n.z = activeWorkspace; return {n:n};});
|
|
var new_node_ids = new_nodes.map(function(n){ return n.id; });
|
|
|
|
// TODO: pick a more sensible root node
|
|
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];
|
|
}
|
|
|
|
for (var i in new_ms) {
|
|
new_ms[i].n.selected = true;
|
|
new_ms[i].n.x -= dx - mouse_position[0];
|
|
new_ms[i].n.y -= dy - mouse_position[1];
|
|
new_ms[i].dx = new_ms[i].n.x - mouse_position[0];
|
|
new_ms[i].dy = new_ms[i].n.y - mouse_position[1];
|
|
}
|
|
mouse_mode = RED.state.IMPORT_DRAGGING;
|
|
|
|
RED.keyboard.add(/* ESCAPE */ 27,function(){
|
|
RED.keyboard.remove(/* ESCAPE */ 27);
|
|
clearSelection();
|
|
RED.history.pop();
|
|
mouse_mode = 0;
|
|
});
|
|
|
|
RED.history.push({t:'add',nodes:new_node_ids,links:new_links,dirty:RED.view.dirty()});
|
|
|
|
clearSelection();
|
|
moving_set = new_ms;
|
|
|
|
redraw();
|
|
}
|
|
} catch(error) {
|
|
console.log(error);
|
|
RED.notify("<strong>Error</strong>: "+error,"error");
|
|
}
|
|
}
|
|
|
|
$('#btn-import').click(function() {showImportNodesDialog();});
|
|
$('#btn-export-clipboard').click(function() {showExportNodesDialog();});
|
|
$('#btn-export-library').click(function() {showExportNodesLibraryDialog();});
|
|
|
|
function showExportNodesDialog() {
|
|
mouse_mode = RED.state.EXPORT;
|
|
var nns = RED.nodes.createExportableNodeSet(moving_set);
|
|
$("#dialog-form").html($("script[data-template-name='export-clipboard-dialog']").html());
|
|
$("#node-input-export").val(JSON.stringify(nns));
|
|
$("#node-input-export").focus(function() {
|
|
var textarea = $(this);
|
|
textarea.select();
|
|
textarea.mouseup(function() {
|
|
textarea.unbind("mouseup");
|
|
return false;
|
|
});
|
|
});
|
|
$( "#dialog" ).dialog("option","title","Export nodes to clipboard").dialog( "open" );
|
|
$("#node-input-export").focus();
|
|
}
|
|
|
|
function showExportNodesLibraryDialog() {
|
|
mouse_mode = RED.state.EXPORT;
|
|
var nns = RED.nodes.createExportableNodeSet(moving_set);
|
|
$("#dialog-form").html($("script[data-template-name='export-library-dialog']").html());
|
|
$("#node-input-filename").attr('nodes',JSON.stringify(nns));
|
|
$( "#dialog" ).dialog("option","title","Export nodes to library").dialog( "open" );
|
|
}
|
|
|
|
function showImportNodesDialog() {
|
|
mouse_mode = RED.state.IMPORT;
|
|
$("#dialog-form").html($("script[data-template-name='import-dialog']").html());
|
|
$("#node-input-import").val("");
|
|
$( "#dialog" ).dialog("option","title","Import nodes").dialog( "open" );
|
|
}
|
|
|
|
function showRenameWorkspaceDialog(id) {
|
|
var ws = RED.nodes.workspace(id);
|
|
$( "#node-dialog-rename-workspace" ).dialog("option","workspace",ws);
|
|
|
|
if (workspace_tabs.count() == 1) {
|
|
$( "#node-dialog-rename-workspace").next().find(".leftButton")
|
|
.prop('disabled',true)
|
|
.addClass("ui-state-disabled");
|
|
} else {
|
|
$( "#node-dialog-rename-workspace").next().find(".leftButton")
|
|
.prop('disabled',false)
|
|
.removeClass("ui-state-disabled");
|
|
}
|
|
|
|
$( "#node-input-workspace-name" ).val(ws.label);
|
|
$( "#node-dialog-rename-workspace" ).dialog("open");
|
|
}
|
|
|
|
|
|
$("#node-dialog-rename-workspace form" ).submit(function(e) { e.preventDefault();});
|
|
$( "#node-dialog-rename-workspace" ).dialog({
|
|
modal: true,
|
|
autoOpen: false,
|
|
width: 500,
|
|
title: "Rename workspace",
|
|
buttons: [
|
|
{
|
|
class: 'leftButton',
|
|
text: "Delete",
|
|
click: function() {
|
|
var workspace = $(this).dialog('option','workspace');
|
|
$( this ).dialog( "close" );
|
|
deleteWorkspace(workspace.id);
|
|
}
|
|
},
|
|
{
|
|
text: "Ok",
|
|
click: function() {
|
|
var workspace = $(this).dialog('option','workspace');
|
|
var label = $( "#node-input-workspace-name" ).val();
|
|
if (workspace.label != label) {
|
|
workspace.label = label;
|
|
var link = $("#workspace-tabs a[href='#"+workspace.id+"']");
|
|
link.attr("title",label);
|
|
link.text(label);
|
|
RED.view.dirty(true);
|
|
}
|
|
$( this ).dialog( "close" );
|
|
}
|
|
},
|
|
{
|
|
text: "Cancel",
|
|
click: function() {
|
|
$( this ).dialog( "close" );
|
|
}
|
|
}
|
|
]
|
|
});
|
|
$( "#node-dialog-delete-workspace" ).dialog({
|
|
modal: true,
|
|
autoOpen: false,
|
|
width: 500,
|
|
title: "Confirm delete",
|
|
buttons: [
|
|
{
|
|
text: "Ok",
|
|
click: function() {
|
|
var workspace = $(this).dialog('option','workspace');
|
|
RED.view.removeWorkspace(workspace);
|
|
var historyEvent = RED.nodes.removeWorkspace(workspace.id);
|
|
historyEvent.t = 'delete';
|
|
historyEvent.dirty = dirty;
|
|
historyEvent.workspaces = [workspace];
|
|
RED.history.push(historyEvent);
|
|
RED.view.dirty(true);
|
|
$( this ).dialog( "close" );
|
|
}
|
|
},
|
|
{
|
|
text: "Cancel",
|
|
click: function() {
|
|
$( this ).dialog( "close" );
|
|
}
|
|
}
|
|
]
|
|
});
|
|
|
|
|
|
return {
|
|
state:function(state) {
|
|
if (state == null) {
|
|
return mouse_mode
|
|
} else {
|
|
mouse_mode = state;
|
|
}
|
|
},
|
|
addWorkspace: function(ws) {
|
|
workspace_tabs.addTab(ws);
|
|
workspace_tabs.resize();
|
|
},
|
|
removeWorkspace: function(ws) {
|
|
workspace_tabs.removeTab(ws.id);
|
|
$('#workspace-menu-list a[href="#'+ws.id+'"]').parent().remove();
|
|
},
|
|
getWorkspace: function() {
|
|
return activeWorkspace;
|
|
},
|
|
setWorkspace: function(z) {
|
|
var chart = $("#chart");
|
|
if (activeWorkspace != 0) {
|
|
workspaceScrollPositions[activeWorkspace] = {
|
|
left:chart.scrollLeft(),
|
|
top:chart.scrollTop()
|
|
};
|
|
}
|
|
var scrollStartLeft = chart.scrollLeft();
|
|
var scrollStartTop = chart.scrollTop();
|
|
|
|
activeWorkspace = z;
|
|
if (workspaceScrollPositions[activeWorkspace]) {
|
|
chart.scrollLeft(workspaceScrollPositions[activeWorkspace].left);
|
|
chart.scrollTop(workspaceScrollPositions[activeWorkspace].top);
|
|
} else {
|
|
chart.scrollLeft(0);
|
|
chart.scrollTop(0);
|
|
}
|
|
var scrollDeltaLeft = chart.scrollLeft() - scrollStartLeft;
|
|
var scrollDeltaTop = chart.scrollTop() - scrollStartTop;
|
|
if (mouse_position != null) {
|
|
mouse_position[0] += scrollDeltaLeft;
|
|
mouse_position[1] += scrollDeltaTop;
|
|
}
|
|
|
|
clearSelection();
|
|
RED.nodes.eachNode(function(n) {
|
|
n.dirty = true;
|
|
});
|
|
redraw();
|
|
},
|
|
redraw:redraw,
|
|
dirty: function(d) {
|
|
if (d == null) {
|
|
return dirty;
|
|
} else {
|
|
setDirty(d);
|
|
}
|
|
},
|
|
importNodes: importNodes,
|
|
resize: function() {
|
|
workspace_tabs.resize();
|
|
}
|
|
};
|
|
}();
|