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August 29, 2015 13:57
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d3 rect drag with link link
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@vis = null | |
Meteor.startup -> | |
@vis = d3.select("svg") | |
.attr("width", 960) | |
.attr("height", 500) | |
@dragmove= (d,i)-> | |
console.log d.x, d.y | |
_.extend Template.main, | |
rendered:-> | |
drawEntity = (rect)-> | |
x = rect.x | |
y = rect.y | |
width = rect.width | |
height = rect.height | |
v = rect.v | |
vis.append("g").append("rect") | |
.attr("id", "box#{v}") | |
.attr("x", x) | |
.attr("y", y) | |
.attr("width", width) | |
.attr("height", height) | |
.attr("stroke", "#000000") | |
.attr("stroke-width", 1) | |
.attr("fill", "#fff") | |
.attr("cursor", "default") | |
.call(d3.behavior.drag().on("drag", (d)-> | |
d3.select(@).style "fill", "#855" | |
d3.select(@).attr("x", parseFloat(d3.select(@).attr("x")) + d3.event.dx) | |
d3.select(@).attr("y", parseFloat(d3.select(@).attr("y")) + d3.event.dy) | |
if d3.select("[data-source=#{@id}]")[0][0] | |
d3.select("[data-source=#{@id}]").attr("stroke", "#008") | |
d3.select("[data-source=#{@id}]").attr("x1", parseFloat(d3.select("[data-source=#{@id}]").attr("x1")) + d3.event.dx) | |
d3.select("[data-source=#{@id}]").attr("y1", parseFloat(d3.select("[data-source=#{@id}]").attr("y1")) + d3.event.dy) | |
if d3.select("[data-dest=#{@id}]")[0][0] | |
d3.select("[data-dest=#{@id}]").attr("stroke", "#008") | |
d3.select("[data-dest=#{@id}]").attr("x2", parseFloat(d3.select("[data-dest=#{@id}]").attr("x2")) + d3.event.dx) | |
d3.select("[data-dest=#{@id}]").attr("y2", parseFloat(d3.select("[data-dest=#{@id}]").attr("y2")) + d3.event.dy) | |
d3.select(@).attr("cursor", "move") | |
).on("dragend", -> | |
if d3.select("[data-source=#{@id}]")[0][0] | |
d3.select("[data-source=#{@id}]").attr("stroke", "#800") | |
d3.select("[data-dest=#{@id}]").attr("stroke", "#800") | |
d3.select(@).style "fill", "#fff" | |
d3.select(@).attr("cursor", "default") | |
)) | |
Entities = (v: k, x: Math.random()*900, y: Math.random()*300, width: Math.random()*100+50, height: Math.random()*100+50 for k in [1..10]) | |
Entities.reduce (v1, v2)-> | |
vis.append("g").append("line") | |
.attr("id", "line#{v2}") | |
.attr("data-source", "box#{v1.v}") | |
.attr("data-dest", "box#{v2.v}") | |
.attr("x1", v1.x + v1.width/2) | |
.attr("y1", v1.y + v1.height/2) | |
.attr("x2", v2.x + v2.width/2) | |
.attr("y2", v2.y + v2.height/2) | |
.attr("stroke", "#800") | |
.attr("stroke-width", 1) | |
.attr("class", "link") | |
v2 | |
drawEntity v for v in Entities |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
<head> | |
<title>erwinz</title> | |
</head> | |
<body> | |
{{> main}} | |
</body> | |
<template name="main"> | |
<h1>Fake Erwin</h1> | |
<svg> | |
</svg> | |
</template> |
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