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Added a top level Springy namespace

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Dennis Hotson 2013-03-14 13:30:14 +00:00
parent 9e4b8b0896
commit 484ec319df
6 changed files with 635 additions and 623 deletions
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2
demo-json.html
View File

@ -22,7 +22,7 @@ var graphJSON = {
};
jQuery(function(){
var graph = new Graph();
var graph = new Springy.Graph();
graph.loadJSON(graphJSON);
var springy = jQuery('#springydemo').springy({

14
demo-raphael.html
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@ -112,7 +112,7 @@ Raphael.fn.connection = function (obj1, obj2, style) {
</script>
<script>
var graph = new Graph();
var graph = new Springy.Graph();
var dennis = graph.newNode({label: 'Dennis'});
var michael = graph.newNode({label: 'Michael'});
@ -166,16 +166,16 @@ function moveSet(set, x, y) {
}
function doit() {
var layout = new Layout.ForceDirected(graph, 640, 480.0, 0.5);
var layout = new Springy.Layout.ForceDirected(graph, 640, 480.0, 0.5);
var r = Raphael("holder", 640, 480);
// calculate bounding box of graph layout.. with ease-in
var currentBB = layout.getBoundingBox();
var targetBB = {bottomleft: new Vector(-2, -2), topright: new Vector(2, 2)};
var targetBB = {bottomleft: new Springy.Vector(-2, -2), topright: new Springy.Vector(2, 2)};
// auto adjusting bounding box
Layout.requestAnimationFrame(function adjust() {
Springy.requestAnimationFrame(function adjust() {
targetBB = layout.getBoundingBox();
// current gets 20% closer to target every iteration
currentBB = {
@ -185,7 +185,7 @@ function doit() {
.divide(10))
};
Layout.requestAnimationFrame(adjust);
Springy.requestAnimationFrame(adjust);
});
// convert to/from screen coordinates
@ -193,11 +193,11 @@ function doit() {
var size = currentBB.topright.subtract(currentBB.bottomleft);
var sx = p.subtract(currentBB.bottomleft).divide(size.x).x * r.width;
var sy = p.subtract(currentBB.bottomleft).divide(size.y).y * r.height;
return new Vector(sx, sy);
return new Springy.Vector(sx, sy);
};
var renderer = new Renderer(layout,
var renderer = new Springy.Renderer(layout,
function clear() {
// code to clear screen
},

2
demo-simple.html
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@ -4,7 +4,7 @@
<script src="springy.js"></script>
<script src="springyui.js"></script>
<script>
var graph = new Graph();
var graph = new Springy.Graph();
graph.addNodes('Dennis', 'Michael', 'Jessica', 'Timothy', 'Barbara')
graph.addNodes('Amphitryon', 'Alcmene', 'Iphicles', 'Heracles');

2
demo.html
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@ -4,7 +4,7 @@
<script src="springy.js"></script>
<script src="springyui.js"></script>
<script>
var graph = new Graph();
var graph = new Springy.Graph();
var dennis = graph.newNode({
label: 'Dennis',

34
springy.js
View File

@ -25,10 +25,23 @@
* OTHER DEALINGS IN THE SOFTWARE.
*/
(function() {
// Enable strict mode for EC5 compatible browsers
"use strict";
var Graph = function() {
// Establish the root object, `window` in the browser, or `global` on the server.
var root = this;
// The top-level namespace. All public Springy classes and modules will
// be attached to this. Exported for both CommonJS and the browser.
var Springy;
if (typeof exports !== 'undefined') {
Springy = exports;
} else {
Springy = root.Springy = {};
}
var Graph = Springy.Graph = function() {
this.nodeSet = {};
this.nodes = [];
this.edges = [];
@ -39,7 +52,7 @@ var Graph = function() {
this.eventListeners = [];
};
var Node = function(id, data) {
var Node = Springy.Node = function(id, data) {
this.id = id;
this.data = (data !== undefined) ? data : {};
@ -49,9 +62,8 @@ var Node = function(id, data) {
// this.data.label
};
var Edge = function(id, source, target, data) {
var Edge = Springy.Edge = function(id, source, target, data) {
this.id = id;
/** @type {Node} */
this.source = source;
this.target = target;
this.data = (data !== undefined) ? data : {};
@ -303,7 +315,7 @@ Graph.prototype.notify = function() {
};
// -----------
var Layout = {};
var Layout = Springy.Layout = {};
Layout.ForceDirected = function(graph, stiffness, repulsion, damping) {
this.graph = graph;
this.stiffness = stiffness; // spring stiffness constant
@ -452,7 +464,7 @@ Layout.ForceDirected.prototype.totalEnergy = function(timestep) {
var __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; }; // stolen from coffeescript, thanks jashkenas! ;-)
Layout.requestAnimationFrame = __bind(window.requestAnimationFrame ||
Springy.requestAnimationFrame = __bind(window.requestAnimationFrame ||
window.webkitRequestAnimationFrame ||
window.mozRequestAnimationFrame ||
window.oRequestAnimationFrame ||
@ -470,7 +482,7 @@ Layout.ForceDirected.prototype.start = function(render, done) {
this._started = true;
this._stop = false;
Layout.requestAnimationFrame(function step() {
Springy.requestAnimationFrame(function step() {
t.applyCoulombsLaw();
t.applyHookesLaw();
t.attractToCentre();
@ -486,7 +498,7 @@ Layout.ForceDirected.prototype.start = function(render, done) {
t._started = false;
if (done !== undefined) { done(); }
} else {
Layout.requestAnimationFrame(step);
Springy.requestAnimationFrame(step);
}
});
};
@ -538,7 +550,7 @@ Layout.ForceDirected.prototype.getBoundingBox = function() {
// Vector
var Vector = function(x, y) {
var Vector = Springy.Vector = function(x, y) {
this.x = x;
this.y = y;
};
@ -605,7 +617,7 @@ Layout.ForceDirected.Spring = function(point1, point2, length, k) {
// };
// Renderer handles the layout rendering loop
function Renderer(layout, clear, drawEdge, drawNode) {
var Renderer = Springy.Renderer = function(layout, clear, drawEdge, drawNode) {
this.layout = layout;
this.clear = clear;
this.drawEdge = drawEdge;
@ -664,4 +676,4 @@ if ( !Array.prototype.forEach ) {
}
};
}
}).call(this);

24
springyui.js
View File

@ -26,7 +26,7 @@ Copyright (c) 2010 Dennis Hotson
(function() {
jQuery.fn.springy = function(params) {
var graph = this.graph = params.graph || new Graph();
var graph = this.graph = params.graph || new Springy.Graph();
var stiffness = params.stiffness || 400.0;
var repulsion = params.repulsion || 400.0;
@ -36,14 +36,14 @@ jQuery.fn.springy = function(params) {
var canvas = this[0];
var ctx = canvas.getContext("2d");
var layout = this.layout = new Layout.ForceDirected(graph, stiffness, repulsion, damping);
var layout = this.layout = new Springy.Layout.ForceDirected(graph, stiffness, repulsion, damping);
// calculate bounding box of graph layout.. with ease-in
var currentBB = layout.getBoundingBox();
var targetBB = {bottomleft: new Vector(-2, -2), topright: new Vector(2, 2)};
var targetBB = {bottomleft: new Springy.Vector(-2, -2), topright: new Springy.Vector(2, 2)};
// auto adjusting bounding box
Layout.requestAnimationFrame(function adjust() {
Springy.requestAnimationFrame(function adjust() {
targetBB = layout.getBoundingBox();
// current gets 20% closer to target every iteration
currentBB = {
@ -53,7 +53,7 @@ jQuery.fn.springy = function(params) {
.divide(10))
};
Layout.requestAnimationFrame(adjust);
Springy.requestAnimationFrame(adjust);
});
// convert to/from screen coordinates
@ -61,14 +61,14 @@ jQuery.fn.springy = function(params) {
var size = currentBB.topright.subtract(currentBB.bottomleft);
var sx = p.subtract(currentBB.bottomleft).divide(size.x).x * canvas.width;
var sy = p.subtract(currentBB.bottomleft).divide(size.y).y * canvas.height;
return new Vector(sx, sy);
return new Springy.Vector(sx, sy);
};
fromScreen = function(s) {
var size = currentBB.topright.subtract(currentBB.bottomleft);
var px = (s.x / canvas.width) * size.x + currentBB.bottomleft.x;
var py = (s.y / canvas.height) * size.y + currentBB.bottomleft.y;
return new Vector(px, py);
return new Springy.Vector(px, py);
};
// half-assed drag and drop
@ -120,7 +120,7 @@ jQuery.fn.springy = function(params) {
dragged = null;
});
Node.prototype.getWidth = function() {
Springy.Node.prototype.getWidth = function() {
var text = (this.data.label !== undefined) ? this.data.label : this.id;
if (this._width && this._width[text])
return this._width[text];
@ -136,11 +136,11 @@ jQuery.fn.springy = function(params) {
return width;
};
Node.prototype.getHeight = function() {
Springy.Node.prototype.getHeight = function() {
return 20;
};
var renderer = this.renderer = new Renderer(layout,
var renderer = this.renderer = new Springy.Renderer(layout,
function clear() {
ctx.clearRect(0,0,canvas.width,canvas.height);
},
@ -150,7 +150,7 @@ jQuery.fn.springy = function(params) {
var x2 = toScreen(p2).x;
var y2 = toScreen(p2).y;
var direction = new Vector(x2-x1, y2-y1);
var direction = new Springy.Vector(x2-x1, y2-y1);
var normal = direction.normal().normalise();
var from = graph.getEdges(edge.source, edge.target);
@ -290,7 +290,7 @@ jQuery.fn.springy = function(params) {
return false;
}
return new Vector(p1.x + ua * (p2.x - p1.x), p1.y + ua * (p2.y - p1.y));
return new Springy.Vector(p1.x + ua * (p2.x - p1.x), p1.y + ua * (p2.y - p1.y));
}
function intersect_line_box(p1, p2, p3, w, h) {