mirror of
https://github.com/pcottle/learnGitBranching.git
synced 2025-06-28 17:00:04 +02:00
split into files
This commit is contained in:
Peter Cottle
parent
9cb146462a
commit
8280f4379d
6 changed files with 2911 additions and 1423 deletions
2585
build/bundle.js
2585
build/bundle.js
File diff suppressed because it is too large
Load diff
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@ -1,7 +1,6 @@
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var _ = require('underscore');
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var Q = require('q');
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// horrible hack to get localStorage Backbone plugin
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var Backbone = (!require('../util').isBrowser()) ? Backbone = require('backbone') : Backbone = window.Backbone;
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var Backbone = require('backbone');
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var GRAPHICS = require('../util/constants').GRAPHICS;
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var GLOBAL = require('../util/constants').GLOBAL;
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@ -12,9 +11,11 @@ var BranchCollection = Collections.BranchCollection;
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var Tree = require('../visuals/tree');
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var VisEdgeCollection = Tree.VisEdgeCollection;
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var VisBranchCollection = Tree.VisBranchCollection;
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var VisNode = Tree.VisNode;
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var VisBranch = Tree.VisBranch;
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var VisNode = require('../visuals/visNode').VisNode;
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var VisBranch = require('../visuals/visBranch').VisBranch;
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var VisBranchCollection = require('../visuals/visBranch').VisBranchCollection;
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var VisEdge = Tree.VisEdge;
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function GitVisuals(options) {
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@ -125,7 +126,10 @@ GitVisuals.prototype.finishAnimation = function() {
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deferred.promise
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.then(_.bind(this.explodeNodes, this))
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.then(_.bind(this.
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.fail(function(reason) {
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console.warn('Finish animation failed due to ', reason);
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})
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.done();
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deferred.resolve();
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};
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|
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@ -1,6 +1,6 @@
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var _ = require('underscore');
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// horrible hack to get localStorage Backbone plugin
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var Backbone = (!require('../util').isBrowser()) ? Backbone = require('backbone') : Backbone = window.Backbone;
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var Backbone = require('backbone');
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var GRAPHICS = require('../util/constants').GRAPHICS;
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@ -20,809 +20,6 @@ var VisBase = Backbone.Model.extend({
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}
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});
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var VisBranch = VisBase.extend({
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defaults: {
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pos: null,
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text: null,
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rect: null,
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arrow: null,
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isHead: false,
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flip: 1,
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fill: GRAPHICS.rectFill,
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stroke: GRAPHICS.rectStroke,
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'stroke-width': GRAPHICS.rectStrokeWidth,
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offsetX: GRAPHICS.nodeRadius * 4.75,
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offsetY: 0,
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arrowHeight: 14,
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arrowInnerSkew: 0,
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arrowEdgeHeight: 6,
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arrowLength: 14,
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arrowOffsetFromCircleX: 10,
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vPad: 5,
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hPad: 5,
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animationSpeed: GRAPHICS.defaultAnimationTime,
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animationEasing: GRAPHICS.defaultEasing
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},
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validateAtInit: function() {
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if (!this.get('branch')) {
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throw new Error('need a branch!');
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}
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},
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getID: function() {
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return this.get('branch').get('id');
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},
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initialize: function() {
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this.validateAtInit();
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// shorthand notation for the main objects
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this.gitVisuals = this.get('gitVisuals');
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this.gitEngine = this.get('gitEngine');
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if (!this.gitEngine) {
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console.log('throw damnit');
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throw new Error('asd');
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}
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this.get('branch').set('visBranch', this);
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var id = this.get('branch').get('id');
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if (id == 'HEAD') {
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// switch to a head ref
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this.set('isHead', true);
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this.set('flip', -1);
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this.set('fill', GRAPHICS.headRectFill);
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} else if (id !== 'master') {
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// we need to set our color to something random
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this.set('fill', randomHueString());
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}
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},
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getCommitPosition: function() {
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var commit = this.gitEngine.getCommitFromRef(this.get('branch'));
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var visNode = commit.get('visNode');
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return visNode.getScreenCoords();
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},
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getBranchStackIndex: function() {
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if (this.get('isHead')) {
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// head is never stacked with other branches
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return 0;
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}
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var myArray = this.getBranchStackArray();
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var index = -1;
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_.each(myArray, function(branch, i) {
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if (branch.obj == this.get('branch')) {
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index = i;
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}
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}, this);
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return index;
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},
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getBranchStackLength: function() {
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if (this.get('isHead')) {
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// head is always by itself
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return 1;
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}
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return this.getBranchStackArray().length;
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},
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getBranchStackArray: function() {
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var arr = this.gitVisuals.branchStackMap[this.get('branch').get('target').get('id')];
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if (arr === undefined) {
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// this only occurs when we are generating graphics inside of
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// a new Branch instantiation, so we need to force the update
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this.gitVisuals.calcBranchStacks();
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return this.getBranchStackArray();
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}
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return arr;
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},
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getTextPosition: function() {
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var pos = this.getCommitPosition();
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// then order yourself accordingly. we use alphabetical sorting
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// so everything is independent
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var myPos = this.getBranchStackIndex();
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return {
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x: pos.x + this.get('flip') * this.get('offsetX'),
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y: pos.y + myPos * GRAPHICS.multiBranchY + this.get('offsetY')
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};
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},
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getRectPosition: function() {
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var pos = this.getTextPosition();
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var f = this.get('flip');
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// first get text width and height
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var textSize = this.getTextSize();
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return {
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x: pos.x - 0.5 * textSize.w - this.get('hPad'),
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y: pos.y - 0.5 * textSize.h - this.get('vPad')
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};
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},
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getArrowPath: function() {
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// should make these util functions...
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var offset2d = function(pos, x, y) {
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return {
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x: pos.x + x,
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y: pos.y + y
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};
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};
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var toStringCoords = function(pos) {
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return String(Math.round(pos.x)) + ',' + String(Math.round(pos.y));
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};
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var f = this.get('flip');
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var arrowTip = offset2d(this.getCommitPosition(),
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f * this.get('arrowOffsetFromCircleX'),
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0
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);
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var arrowEdgeUp = offset2d(arrowTip, f * this.get('arrowLength'), -this.get('arrowHeight'));
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var arrowEdgeLow = offset2d(arrowTip, f * this.get('arrowLength'), this.get('arrowHeight'));
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var arrowInnerUp = offset2d(arrowEdgeUp,
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f * this.get('arrowInnerSkew'),
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this.get('arrowEdgeHeight')
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);
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var arrowInnerLow = offset2d(arrowEdgeLow,
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f * this.get('arrowInnerSkew'),
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-this.get('arrowEdgeHeight')
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);
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var tailLength = 49;
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var arrowStartUp = offset2d(arrowInnerUp, f * tailLength, 0);
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var arrowStartLow = offset2d(arrowInnerLow, f * tailLength, 0);
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var pathStr = '';
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pathStr += 'M' + toStringCoords(arrowStartUp) + ' ';
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var coords = [
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arrowInnerUp,
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arrowEdgeUp,
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arrowTip,
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arrowEdgeLow,
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arrowInnerLow,
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arrowStartLow
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];
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_.each(coords, function(pos) {
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pathStr += 'L' + toStringCoords(pos) + ' ';
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}, this);
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pathStr += 'z';
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return pathStr;
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},
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getTextSize: function() {
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var getTextWidth = function(visBranch) {
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var textNode = visBranch.get('text').node;
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return (textNode === null) ? 1 : textNode.clientWidth;
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};
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var textNode = this.get('text').node;
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if (this.get('isHead')) {
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// HEAD is a special case
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return {
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w: textNode.clientWidth,
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h: textNode.clientHeight
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};
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}
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var maxWidth = 0;
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_.each(this.getBranchStackArray(), function(branch) {
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maxWidth = Math.max(maxWidth, getTextWidth(
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branch.obj.get('visBranch')
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));
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});
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return {
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w: maxWidth,
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h: textNode.clientHeight
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};
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},
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getSingleRectSize: function() {
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var textSize = this.getTextSize();
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var vPad = this.get('vPad');
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var hPad = this.get('hPad');
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return {
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w: textSize.w + vPad * 2,
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h: textSize.h + hPad * 2
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};
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},
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getRectSize: function() {
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var textSize = this.getTextSize();
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// enforce padding
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var vPad = this.get('vPad');
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var hPad = this.get('hPad');
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// number of other branch names we are housing
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var totalNum = this.getBranchStackLength();
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return {
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w: textSize.w + vPad * 2,
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h: textSize.h * totalNum * 1.1 + hPad * 2
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};
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},
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getName: function() {
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var name = this.get('branch').get('id');
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var selected = this.gitEngine.HEAD.get('target').get('id');
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var add = (selected == name) ? '*' : '';
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return name + add;
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},
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nonTextToFront: function() {
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this.get('arrow').toFront();
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this.get('rect').toFront();
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},
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textToFront: function() {
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this.get('text').toFront();
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},
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getFill: function() {
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// in the easy case, just return your own fill if you are:
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// - the HEAD ref
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// - by yourself (length of 1)
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// - part of a multi branch, but your thing is hidden
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if (this.get('isHead') ||
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this.getBranchStackLength() == 1 ||
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this.getBranchStackIndex() !== 0) {
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return this.get('fill');
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}
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// woof. now it's hard, we need to blend hues...
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return this.gitVisuals.blendHuesFromBranchStack(this.getBranchStackArray());
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},
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remove: function() {
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this.removeKeys(['text', 'arrow', 'rect']);
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// also need to remove from this.gitVisuals
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this.gitVisuals.removeVisBranch(this);
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},
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genGraphics: function(paper) {
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var textPos = this.getTextPosition();
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var name = this.getName();
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var text;
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|
||||
// when from a reload, we dont need to generate the text
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text = paper.text(textPos.x, textPos.y, String(name));
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text.attr({
|
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'font-size': 14,
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'font-family': 'Monaco, Courier, font-monospace',
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opacity: this.getTextOpacity()
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});
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this.set('text', text);
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var rectPos = this.getRectPosition();
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var sizeOfRect = this.getRectSize();
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var rect = paper
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.rect(rectPos.x, rectPos.y, sizeOfRect.w, sizeOfRect.h, 8)
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||||
.attr(this.getAttributes().rect);
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this.set('rect', rect);
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||||
|
||||
var arrowPath = this.getArrowPath();
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var arrow = paper
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.path(arrowPath)
|
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.attr(this.getAttributes().arrow);
|
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this.set('arrow', arrow);
|
||||
|
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rect.toFront();
|
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text.toFront();
|
||||
},
|
||||
|
||||
updateName: function() {
|
||||
this.get('text').attr({
|
||||
text: this.getName()
|
||||
});
|
||||
},
|
||||
|
||||
getNonTextOpacity: function() {
|
||||
if (this.get('isHead')) {
|
||||
return this.gitEngine.getDetachedHead() ? 1 : 0;
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}
|
||||
return this.getBranchStackIndex() === 0 ? 1 : 0.0;
|
||||
},
|
||||
|
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getTextOpacity: function() {
|
||||
if (this.get('isHead')) {
|
||||
return this.gitEngine.getDetachedHead() ? 1 : 0;
|
||||
}
|
||||
return 1;
|
||||
},
|
||||
|
||||
getAttributes: function() {
|
||||
var nonTextOpacity = this.getNonTextOpacity();
|
||||
var textOpacity = this.getTextOpacity();
|
||||
this.updateName();
|
||||
|
||||
var textPos = this.getTextPosition();
|
||||
var rectPos = this.getRectPosition();
|
||||
var rectSize = this.getRectSize();
|
||||
|
||||
var arrowPath = this.getArrowPath();
|
||||
|
||||
return {
|
||||
text: {
|
||||
x: textPos.x,
|
||||
y: textPos.y,
|
||||
opacity: textOpacity
|
||||
},
|
||||
rect: {
|
||||
x: rectPos.x,
|
||||
y: rectPos.y,
|
||||
width: rectSize.w,
|
||||
height: rectSize.h,
|
||||
opacity: nonTextOpacity,
|
||||
fill: this.getFill(),
|
||||
stroke: this.get('stroke'),
|
||||
'stroke-width': this.get('stroke-width')
|
||||
},
|
||||
arrow: {
|
||||
path: arrowPath,
|
||||
opacity: nonTextOpacity,
|
||||
fill: this.getFill(),
|
||||
stroke: this.get('stroke'),
|
||||
'stroke-width': this.get('stroke-width')
|
||||
}
|
||||
};
|
||||
},
|
||||
|
||||
animateUpdatedPos: function(speed, easing) {
|
||||
var attr = this.getAttributes();
|
||||
this.animateToAttr(attr, speed, easing);
|
||||
},
|
||||
|
||||
animateFromAttrToAttr: function(fromAttr, toAttr, speed, easing) {
|
||||
// an animation of 0 is essentially setting the attribute directly
|
||||
this.animateToAttr(fromAttr, 0);
|
||||
this.animateToAttr(toAttr, speed, easing);
|
||||
},
|
||||
|
||||
animateToAttr: function(attr, speed, easing) {
|
||||
if (speed === 0) {
|
||||
this.get('text').attr(attr.text);
|
||||
this.get('rect').attr(attr.rect);
|
||||
this.get('arrow').attr(attr.arrow);
|
||||
return;
|
||||
}
|
||||
|
||||
var s = speed !== undefined ? speed : this.get('animationSpeed');
|
||||
var e = easing || this.get('animationEasing');
|
||||
|
||||
this.get('text').stop().animate(attr.text, s, e);
|
||||
this.get('rect').stop().animate(attr.rect, s, e);
|
||||
this.get('arrow').stop().animate(attr.arrow, s, e);
|
||||
}
|
||||
});
|
||||
|
||||
|
||||
var VisNode = VisBase.extend({
|
||||
defaults: {
|
||||
depth: undefined,
|
||||
maxWidth: null,
|
||||
outgoingEdges: null,
|
||||
|
||||
circle: null,
|
||||
text: null,
|
||||
|
||||
id: null,
|
||||
pos: null,
|
||||
radius: null,
|
||||
|
||||
commit: null,
|
||||
animationSpeed: GRAPHICS.defaultAnimationTime,
|
||||
animationEasing: GRAPHICS.defaultEasing,
|
||||
|
||||
fill: GRAPHICS.defaultNodeFill,
|
||||
'stroke-width': GRAPHICS.defaultNodeStrokeWidth,
|
||||
stroke: GRAPHICS.defaultNodeStroke
|
||||
},
|
||||
|
||||
getID: function() {
|
||||
return this.get('id');
|
||||
},
|
||||
|
||||
validateAtInit: function() {
|
||||
if (!this.get('id')) {
|
||||
throw new Error('need id for mapping');
|
||||
}
|
||||
if (!this.get('commit')) {
|
||||
throw new Error('need commit for linking');
|
||||
}
|
||||
|
||||
if (!this.get('pos')) {
|
||||
this.set('pos', {
|
||||
x: Math.random(),
|
||||
y: Math.random()
|
||||
});
|
||||
}
|
||||
},
|
||||
|
||||
initialize: function() {
|
||||
this.validateAtInit();
|
||||
// shorthand for the main objects
|
||||
this.gitVisuals = this.get('gitVisuals');
|
||||
this.gitEngine = this.get('gitEngine');
|
||||
|
||||
this.set('outgoingEdges', []);
|
||||
},
|
||||
|
||||
setDepth: function(depth) {
|
||||
// for merge commits we need to max the depths across all
|
||||
this.set('depth', Math.max(this.get('depth') || 0, depth));
|
||||
},
|
||||
|
||||
setDepthBasedOn: function(depthIncrement) {
|
||||
if (this.get('depth') === undefined) {
|
||||
debugger;
|
||||
throw new Error('no depth yet!');
|
||||
}
|
||||
var pos = this.get('pos');
|
||||
pos.y = this.get('depth') * depthIncrement;
|
||||
},
|
||||
|
||||
getMaxWidthScaled: function() {
|
||||
// returns our max width scaled based on if we are visible
|
||||
// from a branch or not
|
||||
var stat = this.gitVisuals.getCommitUpstreamStatus(this.get('commit'));
|
||||
var map = {
|
||||
branch: 1,
|
||||
head: 0.3,
|
||||
none: 0.1
|
||||
};
|
||||
if (map[stat] === undefined) { throw new Error('bad stat'); }
|
||||
return map[stat] * this.get('maxWidth');
|
||||
},
|
||||
|
||||
toFront: function() {
|
||||
this.get('circle').toFront();
|
||||
this.get('text').toFront();
|
||||
},
|
||||
|
||||
getOpacity: function() {
|
||||
var map = {
|
||||
'branch': 1,
|
||||
'head': GRAPHICS.upstreamHeadOpacity,
|
||||
'none': GRAPHICS.upstreamNoneOpacity
|
||||
};
|
||||
|
||||
var stat = this.gitVisuals.getCommitUpstreamStatus(this.get('commit'));
|
||||
if (map[stat] === undefined) {
|
||||
throw new Error('invalid status');
|
||||
}
|
||||
return map[stat];
|
||||
},
|
||||
|
||||
getTextScreenCoords: function() {
|
||||
return this.getScreenCoords();
|
||||
},
|
||||
|
||||
getAttributes: function() {
|
||||
var pos = this.getScreenCoords();
|
||||
var textPos = this.getTextScreenCoords();
|
||||
var opacity = this.getOpacity();
|
||||
|
||||
return {
|
||||
circle: {
|
||||
cx: pos.x,
|
||||
cy: pos.y,
|
||||
opacity: opacity,
|
||||
r: this.getRadius(),
|
||||
fill: this.getFill(),
|
||||
'stroke-width': this.get('stroke-width'),
|
||||
stroke: this.get('stroke')
|
||||
},
|
||||
text: {
|
||||
x: textPos.x,
|
||||
y: textPos.y,
|
||||
opacity: opacity
|
||||
}
|
||||
};
|
||||
},
|
||||
|
||||
highlightTo: function(visObj, speed, easing) {
|
||||
// a small function to highlight the color of a node for demonstration purposes
|
||||
var color = visObj.get('fill');
|
||||
|
||||
var attr = {
|
||||
circle: {
|
||||
fill: color,
|
||||
stroke: color,
|
||||
'stroke-width': this.get('stroke-width') * 5
|
||||
},
|
||||
text: {}
|
||||
};
|
||||
|
||||
this.animateToAttr(attr, speed, easing);
|
||||
},
|
||||
|
||||
animateUpdatedPosition: function(speed, easing) {
|
||||
var attr = this.getAttributes();
|
||||
this.animateToAttr(attr, speed, easing);
|
||||
},
|
||||
|
||||
animateFromAttrToAttr: function(fromAttr, toAttr, speed, easing) {
|
||||
// an animation of 0 is essentially setting the attribute directly
|
||||
this.animateToAttr(fromAttr, 0);
|
||||
this.animateToAttr(toAttr, speed, easing);
|
||||
},
|
||||
|
||||
animateToSnapshot: function(snapShot, speed, easing) {
|
||||
if (!snapShot[this.getID()]) {
|
||||
return;
|
||||
}
|
||||
this.animateToAttr(snapShot[this.getID()], speed, easing);
|
||||
},
|
||||
|
||||
animateToAttr: function(attr, speed, easing) {
|
||||
if (speed === 0) {
|
||||
this.get('circle').attr(attr.circle);
|
||||
this.get('text').attr(attr.text);
|
||||
return;
|
||||
}
|
||||
|
||||
var s = speed !== undefined ? speed : this.get('animationSpeed');
|
||||
var e = easing || this.get('animationEasing');
|
||||
|
||||
this.get('circle').stop().animate(attr.circle, s, e);
|
||||
this.get('text').stop().animate(attr.text, s, e);
|
||||
|
||||
// animate the x attribute without bouncing so it looks like there's
|
||||
// gravity in only one direction. Just a small animation polish
|
||||
this.get('circle').animate(attr.circle.cx, s, 'easeInOut');
|
||||
this.get('text').animate(attr.text.x, s, 'easeInOut');
|
||||
},
|
||||
|
||||
getScreenCoords: function() {
|
||||
var pos = this.get('pos');
|
||||
return this.gitVisuals.toScreenCoords(pos);
|
||||
},
|
||||
|
||||
getRadius: function() {
|
||||
return this.get('radius') || GRAPHICS.nodeRadius;
|
||||
},
|
||||
|
||||
getParentScreenCoords: function() {
|
||||
return this.get('commit').get('parents')[0].get('visNode').getScreenCoords();
|
||||
},
|
||||
|
||||
setBirthPosition: function() {
|
||||
// utility method for animating it out from underneath a parent
|
||||
var parentCoords = this.getParentScreenCoords();
|
||||
|
||||
this.get('circle').attr({
|
||||
cx: parentCoords.x,
|
||||
cy: parentCoords.y,
|
||||
opacity: 0,
|
||||
r: 0
|
||||
});
|
||||
this.get('text').attr({
|
||||
x: parentCoords.x,
|
||||
y: parentCoords.y,
|
||||
opacity: 0
|
||||
});
|
||||
},
|
||||
|
||||
setBirthFromSnapshot: function(beforeSnapshot) {
|
||||
// first get parent attribute
|
||||
// woof bad data access. TODO
|
||||
var parentID = this.get('commit').get('parents')[0].get('visNode').getID();
|
||||
var parentAttr = beforeSnapshot[parentID];
|
||||
|
||||
// then set myself faded on top of parent
|
||||
this.get('circle').attr({
|
||||
opacity: 0,
|
||||
r: 0,
|
||||
cx: parentAttr.circle.cx,
|
||||
cy: parentAttr.circle.cy
|
||||
});
|
||||
|
||||
this.get('text').attr({
|
||||
opacity: 0,
|
||||
x: parentAttr.text.x,
|
||||
y: parentAttr.text.y
|
||||
});
|
||||
|
||||
// then do edges
|
||||
var parentCoords = {
|
||||
x: parentAttr.circle.cx,
|
||||
y: parentAttr.circle.cy
|
||||
};
|
||||
this.setOutgoingEdgesBirthPosition(parentCoords);
|
||||
},
|
||||
|
||||
setBirth: function() {
|
||||
this.setBirthPosition();
|
||||
this.setOutgoingEdgesBirthPosition(this.getParentScreenCoords());
|
||||
},
|
||||
|
||||
setOutgoingEdgesOpacity: function(opacity) {
|
||||
_.each(this.get('outgoingEdges'), function(edge) {
|
||||
edge.setOpacity(opacity);
|
||||
});
|
||||
},
|
||||
|
||||
animateOutgoingEdgesToAttr: function(snapShot, speed, easing) {
|
||||
_.each(this.get('outgoingEdges'), function(edge) {
|
||||
var attr = snapShot[edge.getID()];
|
||||
edge.animateToAttr(attr);
|
||||
}, this);
|
||||
},
|
||||
|
||||
animateOutgoingEdges: function(speed, easing) {
|
||||
_.each(this.get('outgoingEdges'), function(edge) {
|
||||
edge.animateUpdatedPath(speed, easing);
|
||||
}, this);
|
||||
},
|
||||
|
||||
animateOutgoingEdgesFromSnapshot: function(snapshot, speed, easing) {
|
||||
_.each(this.get('outgoingEdges'), function(edge) {
|
||||
var attr = snapshot[edge.getID()];
|
||||
edge.animateToAttr(attr, speed, easing);
|
||||
}, this);
|
||||
},
|
||||
|
||||
setOutgoingEdgesBirthPosition: function(parentCoords) {
|
||||
|
||||
_.each(this.get('outgoingEdges'), function(edge) {
|
||||
var headPos = edge.get('head').getScreenCoords();
|
||||
var path = edge.genSmoothBezierPathStringFromCoords(parentCoords, headPos);
|
||||
edge.get('path').stop().attr({
|
||||
path: path,
|
||||
opacity: 0
|
||||
});
|
||||
}, this);
|
||||
},
|
||||
|
||||
parentInFront: function() {
|
||||
// woof! talk about bad data access
|
||||
this.get('commit').get('parents')[0].get('visNode').toFront();
|
||||
},
|
||||
|
||||
getFontSize: function(str) {
|
||||
if (str.length < 3) {
|
||||
return 12;
|
||||
} else if (str.length < 5) {
|
||||
return 10;
|
||||
} else {
|
||||
return 8;
|
||||
}
|
||||
},
|
||||
|
||||
getFill: function() {
|
||||
// first get our status, might be easy from this
|
||||
var stat = this.gitVisuals.getCommitUpstreamStatus(this.get('commit'));
|
||||
if (stat == 'head') {
|
||||
return GRAPHICS.headRectFill;
|
||||
} else if (stat == 'none') {
|
||||
return GRAPHICS.orphanNodeFill;
|
||||
}
|
||||
|
||||
// now we need to get branch hues
|
||||
return this.gitVisuals.getBlendedHuesForCommit(this.get('commit'));
|
||||
},
|
||||
|
||||
attachClickHandlers: function() {
|
||||
var commandStr = 'git show ' + this.get('commit').get('id');
|
||||
var Main = require('../app');
|
||||
_.each([this.get('circle'), this.get('text')], function(rObj) {
|
||||
rObj.click(function() {
|
||||
Main.getEvents().trigger('processCommandFromEvent', commandStr);
|
||||
});
|
||||
});
|
||||
},
|
||||
|
||||
setOpacity: function(opacity) {
|
||||
opacity = (opacity === undefined) ? 1 : opacity;
|
||||
|
||||
// set the opacity on my stuff
|
||||
var keys = ['circle', 'text'];
|
||||
_.each(keys, function(key) {
|
||||
this.get(key).attr({
|
||||
opacity: opacity
|
||||
});
|
||||
}, this);
|
||||
},
|
||||
|
||||
remove: function() {
|
||||
this.removeKeys(['circle'], ['text']);
|
||||
// needs a manual removal of text for whatever reason
|
||||
this.get('text').remove();
|
||||
|
||||
this.gitVisuals.removeVisNode(this);
|
||||
},
|
||||
|
||||
removeAll: function() {
|
||||
this.remove();
|
||||
_.each(this.get('outgoingEdges'), function(edge) {
|
||||
edge.remove();
|
||||
}, this);
|
||||
},
|
||||
|
||||
getExplodeStepFunc: function() {
|
||||
var circle = this.get('circle');
|
||||
|
||||
// decide on a speed
|
||||
var speedMag = 20;
|
||||
// aim upwards
|
||||
var angle = Math.PI + Math.random() * 1 * Math.PI;
|
||||
var gravity = 1 / 5;
|
||||
var drag = 1 / 100;
|
||||
|
||||
var vx = speedMag * Math.cos(angle);
|
||||
var vy = speedMag * Math.sin(angle);
|
||||
var x = circle.attr('cx');
|
||||
var y = circle.attr('cy');
|
||||
|
||||
var maxWidth = this.gitVisuals.paper.width;
|
||||
var maxHeight = this.gitVisuals.paper.height;
|
||||
var elasticity = 0.8;
|
||||
var dt = 1.0;
|
||||
|
||||
var stepFunc = function() {
|
||||
// lol epic runge kutta here... not
|
||||
vy += gravity * dt - drag * vy;
|
||||
vx -= drag * vx;
|
||||
x += vx * dt;
|
||||
y += vy * dt;
|
||||
|
||||
if (x < 0 || x > maxWidth) {
|
||||
vx = elasticity * -vx;
|
||||
x = (x < 0) ? 0 : maxWidth;
|
||||
}
|
||||
if (y < 0 || y > maxHeight) {
|
||||
vy = elasticity * -vy;
|
||||
y = (y < 0) ? 0 : maxHeight;
|
||||
}
|
||||
|
||||
circle.attr({
|
||||
cx: x,
|
||||
cy: y
|
||||
});
|
||||
// continuation calculation
|
||||
return (vx * vx + vy * vy > 0.01) ? true : false;
|
||||
};
|
||||
return stepFunc;
|
||||
},
|
||||
|
||||
genGraphics: function() {
|
||||
var paper = this.gitVisuals.paper;
|
||||
|
||||
var pos = this.getScreenCoords();
|
||||
var textPos = this.getTextScreenCoords();
|
||||
|
||||
var circle = paper.circle(
|
||||
pos.x,
|
||||
pos.y,
|
||||
this.getRadius()
|
||||
).attr(this.getAttributes().circle);
|
||||
|
||||
var text = paper.text(textPos.x, textPos.y, String(this.get('id')));
|
||||
text.attr({
|
||||
'font-size': this.getFontSize(this.get('id')),
|
||||
'font-weight': 'bold',
|
||||
'font-family': 'Monaco, Courier, font-monospace',
|
||||
opacity: this.getOpacity()
|
||||
});
|
||||
|
||||
this.set('circle', circle);
|
||||
this.set('text', text);
|
||||
|
||||
this.attachClickHandlers();
|
||||
}
|
||||
});
|
||||
|
||||
var VisEdge = VisBase.extend({
|
||||
defaults: {
|
||||
tail: null,
|
||||
|
|
@ -998,13 +195,6 @@ var VisEdgeCollection = Backbone.Collection.extend({
|
|||
model: VisEdge
|
||||
});
|
||||
|
||||
var VisBranchCollection = Backbone.Collection.extend({
|
||||
model: VisBranch
|
||||
});
|
||||
|
||||
exports.VisEdgeCollection = VisEdgeCollection;
|
||||
exports.VisBranchCollection = VisBranchCollection;
|
||||
exports.VisNode = VisNode;
|
||||
exports.VisEdge = VisEdge;
|
||||
exports.VisBranch = VisBranch;
|
||||
|
||||
exports.VisBase = VisBase;
|
||||
|
|
|
|||
398
src/js/visuals/visBranch.js
Normal file
398
src/js/visuals/visBranch.js
Normal file
|
|
@ -0,0 +1,398 @@
|
|||
var _ = require('underscore');
|
||||
var Backbone = require('backbone');
|
||||
var GRAPHICS = require('../util/constants').GRAPHICS;
|
||||
|
||||
var VisBase = require('../visuals/tree').VisBase;
|
||||
|
||||
var VisBranch = VisBase.extend({
|
||||
defaults: {
|
||||
pos: null,
|
||||
text: null,
|
||||
rect: null,
|
||||
arrow: null,
|
||||
isHead: false,
|
||||
flip: 1,
|
||||
|
||||
fill: GRAPHICS.rectFill,
|
||||
stroke: GRAPHICS.rectStroke,
|
||||
'stroke-width': GRAPHICS.rectStrokeWidth,
|
||||
|
||||
offsetX: GRAPHICS.nodeRadius * 4.75,
|
||||
offsetY: 0,
|
||||
arrowHeight: 14,
|
||||
arrowInnerSkew: 0,
|
||||
arrowEdgeHeight: 6,
|
||||
arrowLength: 14,
|
||||
arrowOffsetFromCircleX: 10,
|
||||
|
||||
vPad: 5,
|
||||
hPad: 5,
|
||||
|
||||
animationSpeed: GRAPHICS.defaultAnimationTime,
|
||||
animationEasing: GRAPHICS.defaultEasing
|
||||
},
|
||||
|
||||
validateAtInit: function() {
|
||||
if (!this.get('branch')) {
|
||||
throw new Error('need a branch!');
|
||||
}
|
||||
},
|
||||
|
||||
getID: function() {
|
||||
return this.get('branch').get('id');
|
||||
},
|
||||
|
||||
initialize: function() {
|
||||
this.validateAtInit();
|
||||
|
||||
// shorthand notation for the main objects
|
||||
this.gitVisuals = this.get('gitVisuals');
|
||||
this.gitEngine = this.get('gitEngine');
|
||||
if (!this.gitEngine) {
|
||||
console.log('throw damnit');
|
||||
throw new Error('asd');
|
||||
}
|
||||
|
||||
this.get('branch').set('visBranch', this);
|
||||
var id = this.get('branch').get('id');
|
||||
|
||||
if (id == 'HEAD') {
|
||||
// switch to a head ref
|
||||
this.set('isHead', true);
|
||||
this.set('flip', -1);
|
||||
|
||||
this.set('fill', GRAPHICS.headRectFill);
|
||||
} else if (id !== 'master') {
|
||||
// we need to set our color to something random
|
||||
this.set('fill', randomHueString());
|
||||
}
|
||||
},
|
||||
|
||||
getCommitPosition: function() {
|
||||
var commit = this.gitEngine.getCommitFromRef(this.get('branch'));
|
||||
var visNode = commit.get('visNode');
|
||||
return visNode.getScreenCoords();
|
||||
},
|
||||
|
||||
getBranchStackIndex: function() {
|
||||
if (this.get('isHead')) {
|
||||
// head is never stacked with other branches
|
||||
return 0;
|
||||
}
|
||||
|
||||
var myArray = this.getBranchStackArray();
|
||||
var index = -1;
|
||||
_.each(myArray, function(branch, i) {
|
||||
if (branch.obj == this.get('branch')) {
|
||||
index = i;
|
||||
}
|
||||
}, this);
|
||||
return index;
|
||||
},
|
||||
|
||||
getBranchStackLength: function() {
|
||||
if (this.get('isHead')) {
|
||||
// head is always by itself
|
||||
return 1;
|
||||
}
|
||||
|
||||
return this.getBranchStackArray().length;
|
||||
},
|
||||
|
||||
getBranchStackArray: function() {
|
||||
var arr = this.gitVisuals.branchStackMap[this.get('branch').get('target').get('id')];
|
||||
if (arr === undefined) {
|
||||
// this only occurs when we are generating graphics inside of
|
||||
// a new Branch instantiation, so we need to force the update
|
||||
this.gitVisuals.calcBranchStacks();
|
||||
return this.getBranchStackArray();
|
||||
}
|
||||
return arr;
|
||||
},
|
||||
|
||||
getTextPosition: function() {
|
||||
var pos = this.getCommitPosition();
|
||||
|
||||
// then order yourself accordingly. we use alphabetical sorting
|
||||
// so everything is independent
|
||||
var myPos = this.getBranchStackIndex();
|
||||
return {
|
||||
x: pos.x + this.get('flip') * this.get('offsetX'),
|
||||
y: pos.y + myPos * GRAPHICS.multiBranchY + this.get('offsetY')
|
||||
};
|
||||
},
|
||||
|
||||
getRectPosition: function() {
|
||||
var pos = this.getTextPosition();
|
||||
var f = this.get('flip');
|
||||
|
||||
// first get text width and height
|
||||
var textSize = this.getTextSize();
|
||||
return {
|
||||
x: pos.x - 0.5 * textSize.w - this.get('hPad'),
|
||||
y: pos.y - 0.5 * textSize.h - this.get('vPad')
|
||||
};
|
||||
},
|
||||
|
||||
getArrowPath: function() {
|
||||
// should make these util functions...
|
||||
var offset2d = function(pos, x, y) {
|
||||
return {
|
||||
x: pos.x + x,
|
||||
y: pos.y + y
|
||||
};
|
||||
};
|
||||
var toStringCoords = function(pos) {
|
||||
return String(Math.round(pos.x)) + ',' + String(Math.round(pos.y));
|
||||
};
|
||||
var f = this.get('flip');
|
||||
|
||||
var arrowTip = offset2d(this.getCommitPosition(),
|
||||
f * this.get('arrowOffsetFromCircleX'),
|
||||
0
|
||||
);
|
||||
var arrowEdgeUp = offset2d(arrowTip, f * this.get('arrowLength'), -this.get('arrowHeight'));
|
||||
var arrowEdgeLow = offset2d(arrowTip, f * this.get('arrowLength'), this.get('arrowHeight'));
|
||||
|
||||
var arrowInnerUp = offset2d(arrowEdgeUp,
|
||||
f * this.get('arrowInnerSkew'),
|
||||
this.get('arrowEdgeHeight')
|
||||
);
|
||||
var arrowInnerLow = offset2d(arrowEdgeLow,
|
||||
f * this.get('arrowInnerSkew'),
|
||||
-this.get('arrowEdgeHeight')
|
||||
);
|
||||
|
||||
var tailLength = 49;
|
||||
var arrowStartUp = offset2d(arrowInnerUp, f * tailLength, 0);
|
||||
var arrowStartLow = offset2d(arrowInnerLow, f * tailLength, 0);
|
||||
|
||||
var pathStr = '';
|
||||
pathStr += 'M' + toStringCoords(arrowStartUp) + ' ';
|
||||
var coords = [
|
||||
arrowInnerUp,
|
||||
arrowEdgeUp,
|
||||
arrowTip,
|
||||
arrowEdgeLow,
|
||||
arrowInnerLow,
|
||||
arrowStartLow
|
||||
];
|
||||
_.each(coords, function(pos) {
|
||||
pathStr += 'L' + toStringCoords(pos) + ' ';
|
||||
}, this);
|
||||
pathStr += 'z';
|
||||
return pathStr;
|
||||
},
|
||||
|
||||
getTextSize: function() {
|
||||
var getTextWidth = function(visBranch) {
|
||||
var textNode = visBranch.get('text').node;
|
||||
return (textNode === null) ? 1 : textNode.clientWidth;
|
||||
};
|
||||
|
||||
var textNode = this.get('text').node;
|
||||
if (this.get('isHead')) {
|
||||
// HEAD is a special case
|
||||
return {
|
||||
w: textNode.clientWidth,
|
||||
h: textNode.clientHeight
|
||||
};
|
||||
}
|
||||
|
||||
var maxWidth = 0;
|
||||
_.each(this.getBranchStackArray(), function(branch) {
|
||||
maxWidth = Math.max(maxWidth, getTextWidth(
|
||||
branch.obj.get('visBranch')
|
||||
));
|
||||
});
|
||||
|
||||
return {
|
||||
w: maxWidth,
|
||||
h: textNode.clientHeight
|
||||
};
|
||||
},
|
||||
|
||||
getSingleRectSize: function() {
|
||||
var textSize = this.getTextSize();
|
||||
var vPad = this.get('vPad');
|
||||
var hPad = this.get('hPad');
|
||||
return {
|
||||
w: textSize.w + vPad * 2,
|
||||
h: textSize.h + hPad * 2
|
||||
};
|
||||
},
|
||||
|
||||
getRectSize: function() {
|
||||
var textSize = this.getTextSize();
|
||||
// enforce padding
|
||||
var vPad = this.get('vPad');
|
||||
var hPad = this.get('hPad');
|
||||
|
||||
// number of other branch names we are housing
|
||||
var totalNum = this.getBranchStackLength();
|
||||
return {
|
||||
w: textSize.w + vPad * 2,
|
||||
h: textSize.h * totalNum * 1.1 + hPad * 2
|
||||
};
|
||||
},
|
||||
|
||||
getName: function() {
|
||||
var name = this.get('branch').get('id');
|
||||
var selected = this.gitEngine.HEAD.get('target').get('id');
|
||||
|
||||
var add = (selected == name) ? '*' : '';
|
||||
return name + add;
|
||||
},
|
||||
|
||||
nonTextToFront: function() {
|
||||
this.get('arrow').toFront();
|
||||
this.get('rect').toFront();
|
||||
},
|
||||
|
||||
textToFront: function() {
|
||||
this.get('text').toFront();
|
||||
},
|
||||
|
||||
getFill: function() {
|
||||
// in the easy case, just return your own fill if you are:
|
||||
// - the HEAD ref
|
||||
// - by yourself (length of 1)
|
||||
// - part of a multi branch, but your thing is hidden
|
||||
if (this.get('isHead') ||
|
||||
this.getBranchStackLength() == 1 ||
|
||||
this.getBranchStackIndex() !== 0) {
|
||||
return this.get('fill');
|
||||
}
|
||||
|
||||
// woof. now it's hard, we need to blend hues...
|
||||
return this.gitVisuals.blendHuesFromBranchStack(this.getBranchStackArray());
|
||||
},
|
||||
|
||||
remove: function() {
|
||||
this.removeKeys(['text', 'arrow', 'rect']);
|
||||
// also need to remove from this.gitVisuals
|
||||
this.gitVisuals.removeVisBranch(this);
|
||||
},
|
||||
|
||||
genGraphics: function(paper) {
|
||||
var textPos = this.getTextPosition();
|
||||
var name = this.getName();
|
||||
var text;
|
||||
|
||||
// when from a reload, we dont need to generate the text
|
||||
text = paper.text(textPos.x, textPos.y, String(name));
|
||||
text.attr({
|
||||
'font-size': 14,
|
||||
'font-family': 'Monaco, Courier, font-monospace',
|
||||
opacity: this.getTextOpacity()
|
||||
});
|
||||
this.set('text', text);
|
||||
|
||||
var rectPos = this.getRectPosition();
|
||||
var sizeOfRect = this.getRectSize();
|
||||
var rect = paper
|
||||
.rect(rectPos.x, rectPos.y, sizeOfRect.w, sizeOfRect.h, 8)
|
||||
.attr(this.getAttributes().rect);
|
||||
this.set('rect', rect);
|
||||
|
||||
var arrowPath = this.getArrowPath();
|
||||
var arrow = paper
|
||||
.path(arrowPath)
|
||||
.attr(this.getAttributes().arrow);
|
||||
this.set('arrow', arrow);
|
||||
|
||||
rect.toFront();
|
||||
text.toFront();
|
||||
},
|
||||
|
||||
updateName: function() {
|
||||
this.get('text').attr({
|
||||
text: this.getName()
|
||||
});
|
||||
},
|
||||
|
||||
getNonTextOpacity: function() {
|
||||
if (this.get('isHead')) {
|
||||
return this.gitEngine.getDetachedHead() ? 1 : 0;
|
||||
}
|
||||
return this.getBranchStackIndex() === 0 ? 1 : 0.0;
|
||||
},
|
||||
|
||||
getTextOpacity: function() {
|
||||
if (this.get('isHead')) {
|
||||
return this.gitEngine.getDetachedHead() ? 1 : 0;
|
||||
}
|
||||
return 1;
|
||||
},
|
||||
|
||||
getAttributes: function() {
|
||||
var nonTextOpacity = this.getNonTextOpacity();
|
||||
var textOpacity = this.getTextOpacity();
|
||||
this.updateName();
|
||||
|
||||
var textPos = this.getTextPosition();
|
||||
var rectPos = this.getRectPosition();
|
||||
var rectSize = this.getRectSize();
|
||||
|
||||
var arrowPath = this.getArrowPath();
|
||||
|
||||
return {
|
||||
text: {
|
||||
x: textPos.x,
|
||||
y: textPos.y,
|
||||
opacity: textOpacity
|
||||
},
|
||||
rect: {
|
||||
x: rectPos.x,
|
||||
y: rectPos.y,
|
||||
width: rectSize.w,
|
||||
height: rectSize.h,
|
||||
opacity: nonTextOpacity,
|
||||
fill: this.getFill(),
|
||||
stroke: this.get('stroke'),
|
||||
'stroke-width': this.get('stroke-width')
|
||||
},
|
||||
arrow: {
|
||||
path: arrowPath,
|
||||
opacity: nonTextOpacity,
|
||||
fill: this.getFill(),
|
||||
stroke: this.get('stroke'),
|
||||
'stroke-width': this.get('stroke-width')
|
||||
}
|
||||
};
|
||||
},
|
||||
|
||||
animateUpdatedPos: function(speed, easing) {
|
||||
var attr = this.getAttributes();
|
||||
this.animateToAttr(attr, speed, easing);
|
||||
},
|
||||
|
||||
animateFromAttrToAttr: function(fromAttr, toAttr, speed, easing) {
|
||||
// an animation of 0 is essentially setting the attribute directly
|
||||
this.animateToAttr(fromAttr, 0);
|
||||
this.animateToAttr(toAttr, speed, easing);
|
||||
},
|
||||
|
||||
animateToAttr: function(attr, speed, easing) {
|
||||
if (speed === 0) {
|
||||
this.get('text').attr(attr.text);
|
||||
this.get('rect').attr(attr.rect);
|
||||
this.get('arrow').attr(attr.arrow);
|
||||
return;
|
||||
}
|
||||
|
||||
var s = speed !== undefined ? speed : this.get('animationSpeed');
|
||||
var e = easing || this.get('animationEasing');
|
||||
|
||||
this.get('text').stop().animate(attr.text, s, e);
|
||||
this.get('rect').stop().animate(attr.rect, s, e);
|
||||
this.get('arrow').stop().animate(attr.arrow, s, e);
|
||||
}
|
||||
});
|
||||
|
||||
var VisBranchCollection = Backbone.Collection.extend({
|
||||
model: VisBranch
|
||||
});
|
||||
|
||||
exports.VisBranchCollection = VisBranchCollection;
|
||||
exports.VisBranch = VisBranch;
|
||||
423
src/js/visuals/visNode.js
Normal file
423
src/js/visuals/visNode.js
Normal file
|
|
@ -0,0 +1,423 @@
|
|||
var _ = require('underscore');
|
||||
var Backbone = require('backbone');
|
||||
var GRAPHICS = require('../util/constants').GRAPHICS;
|
||||
|
||||
var VisBase = require('../visuals/tree').VisBase;
|
||||
|
||||
var VisNode = VisBase.extend({
|
||||
defaults: {
|
||||
depth: undefined,
|
||||
maxWidth: null,
|
||||
outgoingEdges: null,
|
||||
|
||||
circle: null,
|
||||
text: null,
|
||||
|
||||
id: null,
|
||||
pos: null,
|
||||
radius: null,
|
||||
|
||||
commit: null,
|
||||
animationSpeed: GRAPHICS.defaultAnimationTime,
|
||||
animationEasing: GRAPHICS.defaultEasing,
|
||||
|
||||
fill: GRAPHICS.defaultNodeFill,
|
||||
'stroke-width': GRAPHICS.defaultNodeStrokeWidth,
|
||||
stroke: GRAPHICS.defaultNodeStroke
|
||||
},
|
||||
|
||||
getID: function() {
|
||||
return this.get('id');
|
||||
},
|
||||
|
||||
validateAtInit: function() {
|
||||
if (!this.get('id')) {
|
||||
throw new Error('need id for mapping');
|
||||
}
|
||||
if (!this.get('commit')) {
|
||||
throw new Error('need commit for linking');
|
||||
}
|
||||
|
||||
if (!this.get('pos')) {
|
||||
this.set('pos', {
|
||||
x: Math.random(),
|
||||
y: Math.random()
|
||||
});
|
||||
}
|
||||
},
|
||||
|
||||
initialize: function() {
|
||||
this.validateAtInit();
|
||||
// shorthand for the main objects
|
||||
this.gitVisuals = this.get('gitVisuals');
|
||||
this.gitEngine = this.get('gitEngine');
|
||||
|
||||
this.set('outgoingEdges', []);
|
||||
},
|
||||
|
||||
setDepth: function(depth) {
|
||||
// for merge commits we need to max the depths across all
|
||||
this.set('depth', Math.max(this.get('depth') || 0, depth));
|
||||
},
|
||||
|
||||
setDepthBasedOn: function(depthIncrement) {
|
||||
if (this.get('depth') === undefined) {
|
||||
debugger;
|
||||
throw new Error('no depth yet!');
|
||||
}
|
||||
var pos = this.get('pos');
|
||||
pos.y = this.get('depth') * depthIncrement;
|
||||
},
|
||||
|
||||
getMaxWidthScaled: function() {
|
||||
// returns our max width scaled based on if we are visible
|
||||
// from a branch or not
|
||||
var stat = this.gitVisuals.getCommitUpstreamStatus(this.get('commit'));
|
||||
var map = {
|
||||
branch: 1,
|
||||
head: 0.3,
|
||||
none: 0.1
|
||||
};
|
||||
if (map[stat] === undefined) { throw new Error('bad stat'); }
|
||||
return map[stat] * this.get('maxWidth');
|
||||
},
|
||||
|
||||
toFront: function() {
|
||||
this.get('circle').toFront();
|
||||
this.get('text').toFront();
|
||||
},
|
||||
|
||||
getOpacity: function() {
|
||||
var map = {
|
||||
'branch': 1,
|
||||
'head': GRAPHICS.upstreamHeadOpacity,
|
||||
'none': GRAPHICS.upstreamNoneOpacity
|
||||
};
|
||||
|
||||
var stat = this.gitVisuals.getCommitUpstreamStatus(this.get('commit'));
|
||||
if (map[stat] === undefined) {
|
||||
throw new Error('invalid status');
|
||||
}
|
||||
return map[stat];
|
||||
},
|
||||
|
||||
getTextScreenCoords: function() {
|
||||
return this.getScreenCoords();
|
||||
},
|
||||
|
||||
getAttributes: function() {
|
||||
var pos = this.getScreenCoords();
|
||||
var textPos = this.getTextScreenCoords();
|
||||
var opacity = this.getOpacity();
|
||||
|
||||
return {
|
||||
circle: {
|
||||
cx: pos.x,
|
||||
cy: pos.y,
|
||||
opacity: opacity,
|
||||
r: this.getRadius(),
|
||||
fill: this.getFill(),
|
||||
'stroke-width': this.get('stroke-width'),
|
||||
stroke: this.get('stroke')
|
||||
},
|
||||
text: {
|
||||
x: textPos.x,
|
||||
y: textPos.y,
|
||||
opacity: opacity
|
||||
}
|
||||
};
|
||||
},
|
||||
|
||||
highlightTo: function(visObj, speed, easing) {
|
||||
// a small function to highlight the color of a node for demonstration purposes
|
||||
var color = visObj.get('fill');
|
||||
|
||||
var attr = {
|
||||
circle: {
|
||||
fill: color,
|
||||
stroke: color,
|
||||
'stroke-width': this.get('stroke-width') * 5
|
||||
},
|
||||
text: {}
|
||||
};
|
||||
|
||||
this.animateToAttr(attr, speed, easing);
|
||||
},
|
||||
|
||||
animateUpdatedPosition: function(speed, easing) {
|
||||
var attr = this.getAttributes();
|
||||
this.animateToAttr(attr, speed, easing);
|
||||
},
|
||||
|
||||
animateFromAttrToAttr: function(fromAttr, toAttr, speed, easing) {
|
||||
// an animation of 0 is essentially setting the attribute directly
|
||||
this.animateToAttr(fromAttr, 0);
|
||||
this.animateToAttr(toAttr, speed, easing);
|
||||
},
|
||||
|
||||
animateToSnapshot: function(snapShot, speed, easing) {
|
||||
if (!snapShot[this.getID()]) {
|
||||
return;
|
||||
}
|
||||
this.animateToAttr(snapShot[this.getID()], speed, easing);
|
||||
},
|
||||
|
||||
animateToAttr: function(attr, speed, easing) {
|
||||
if (speed === 0) {
|
||||
this.get('circle').attr(attr.circle);
|
||||
this.get('text').attr(attr.text);
|
||||
return;
|
||||
}
|
||||
|
||||
var s = speed !== undefined ? speed : this.get('animationSpeed');
|
||||
var e = easing || this.get('animationEasing');
|
||||
|
||||
this.get('circle').stop().animate(attr.circle, s, e);
|
||||
this.get('text').stop().animate(attr.text, s, e);
|
||||
|
||||
// animate the x attribute without bouncing so it looks like there's
|
||||
// gravity in only one direction. Just a small animation polish
|
||||
this.get('circle').animate(attr.circle.cx, s, 'easeInOut');
|
||||
this.get('text').animate(attr.text.x, s, 'easeInOut');
|
||||
},
|
||||
|
||||
getScreenCoords: function() {
|
||||
var pos = this.get('pos');
|
||||
return this.gitVisuals.toScreenCoords(pos);
|
||||
},
|
||||
|
||||
getRadius: function() {
|
||||
return this.get('radius') || GRAPHICS.nodeRadius;
|
||||
},
|
||||
|
||||
getParentScreenCoords: function() {
|
||||
return this.get('commit').get('parents')[0].get('visNode').getScreenCoords();
|
||||
},
|
||||
|
||||
setBirthPosition: function() {
|
||||
// utility method for animating it out from underneath a parent
|
||||
var parentCoords = this.getParentScreenCoords();
|
||||
|
||||
this.get('circle').attr({
|
||||
cx: parentCoords.x,
|
||||
cy: parentCoords.y,
|
||||
opacity: 0,
|
||||
r: 0
|
||||
});
|
||||
this.get('text').attr({
|
||||
x: parentCoords.x,
|
||||
y: parentCoords.y,
|
||||
opacity: 0
|
||||
});
|
||||
},
|
||||
|
||||
setBirthFromSnapshot: function(beforeSnapshot) {
|
||||
// first get parent attribute
|
||||
// woof bad data access. TODO
|
||||
var parentID = this.get('commit').get('parents')[0].get('visNode').getID();
|
||||
var parentAttr = beforeSnapshot[parentID];
|
||||
|
||||
// then set myself faded on top of parent
|
||||
this.get('circle').attr({
|
||||
opacity: 0,
|
||||
r: 0,
|
||||
cx: parentAttr.circle.cx,
|
||||
cy: parentAttr.circle.cy
|
||||
});
|
||||
|
||||
this.get('text').attr({
|
||||
opacity: 0,
|
||||
x: parentAttr.text.x,
|
||||
y: parentAttr.text.y
|
||||
});
|
||||
|
||||
// then do edges
|
||||
var parentCoords = {
|
||||
x: parentAttr.circle.cx,
|
||||
y: parentAttr.circle.cy
|
||||
};
|
||||
this.setOutgoingEdgesBirthPosition(parentCoords);
|
||||
},
|
||||
|
||||
setBirth: function() {
|
||||
this.setBirthPosition();
|
||||
this.setOutgoingEdgesBirthPosition(this.getParentScreenCoords());
|
||||
},
|
||||
|
||||
setOutgoingEdgesOpacity: function(opacity) {
|
||||
_.each(this.get('outgoingEdges'), function(edge) {
|
||||
edge.setOpacity(opacity);
|
||||
});
|
||||
},
|
||||
|
||||
animateOutgoingEdgesToAttr: function(snapShot, speed, easing) {
|
||||
_.each(this.get('outgoingEdges'), function(edge) {
|
||||
var attr = snapShot[edge.getID()];
|
||||
edge.animateToAttr(attr);
|
||||
}, this);
|
||||
},
|
||||
|
||||
animateOutgoingEdges: function(speed, easing) {
|
||||
_.each(this.get('outgoingEdges'), function(edge) {
|
||||
edge.animateUpdatedPath(speed, easing);
|
||||
}, this);
|
||||
},
|
||||
|
||||
animateOutgoingEdgesFromSnapshot: function(snapshot, speed, easing) {
|
||||
_.each(this.get('outgoingEdges'), function(edge) {
|
||||
var attr = snapshot[edge.getID()];
|
||||
edge.animateToAttr(attr, speed, easing);
|
||||
}, this);
|
||||
},
|
||||
|
||||
setOutgoingEdgesBirthPosition: function(parentCoords) {
|
||||
|
||||
_.each(this.get('outgoingEdges'), function(edge) {
|
||||
var headPos = edge.get('head').getScreenCoords();
|
||||
var path = edge.genSmoothBezierPathStringFromCoords(parentCoords, headPos);
|
||||
edge.get('path').stop().attr({
|
||||
path: path,
|
||||
opacity: 0
|
||||
});
|
||||
}, this);
|
||||
},
|
||||
|
||||
parentInFront: function() {
|
||||
// woof! talk about bad data access
|
||||
this.get('commit').get('parents')[0].get('visNode').toFront();
|
||||
},
|
||||
|
||||
getFontSize: function(str) {
|
||||
if (str.length < 3) {
|
||||
return 12;
|
||||
} else if (str.length < 5) {
|
||||
return 10;
|
||||
} else {
|
||||
return 8;
|
||||
}
|
||||
},
|
||||
|
||||
getFill: function() {
|
||||
// first get our status, might be easy from this
|
||||
var stat = this.gitVisuals.getCommitUpstreamStatus(this.get('commit'));
|
||||
if (stat == 'head') {
|
||||
return GRAPHICS.headRectFill;
|
||||
} else if (stat == 'none') {
|
||||
return GRAPHICS.orphanNodeFill;
|
||||
}
|
||||
|
||||
// now we need to get branch hues
|
||||
return this.gitVisuals.getBlendedHuesForCommit(this.get('commit'));
|
||||
},
|
||||
|
||||
attachClickHandlers: function() {
|
||||
var commandStr = 'git show ' + this.get('commit').get('id');
|
||||
var Main = require('../app');
|
||||
_.each([this.get('circle'), this.get('text')], function(rObj) {
|
||||
rObj.click(function() {
|
||||
Main.getEvents().trigger('processCommandFromEvent', commandStr);
|
||||
});
|
||||
});
|
||||
},
|
||||
|
||||
setOpacity: function(opacity) {
|
||||
opacity = (opacity === undefined) ? 1 : opacity;
|
||||
|
||||
// set the opacity on my stuff
|
||||
var keys = ['circle', 'text'];
|
||||
_.each(keys, function(key) {
|
||||
this.get(key).attr({
|
||||
opacity: opacity
|
||||
});
|
||||
}, this);
|
||||
},
|
||||
|
||||
remove: function() {
|
||||
this.removeKeys(['circle'], ['text']);
|
||||
// needs a manual removal of text for whatever reason
|
||||
this.get('text').remove();
|
||||
|
||||
this.gitVisuals.removeVisNode(this);
|
||||
},
|
||||
|
||||
removeAll: function() {
|
||||
this.remove();
|
||||
_.each(this.get('outgoingEdges'), function(edge) {
|
||||
edge.remove();
|
||||
}, this);
|
||||
},
|
||||
|
||||
getExplodeStepFunc: function() {
|
||||
var circle = this.get('circle');
|
||||
|
||||
// decide on a speed
|
||||
var speedMag = 20;
|
||||
// aim upwards
|
||||
var angle = Math.PI + Math.random() * 1 * Math.PI;
|
||||
var gravity = 1 / 5;
|
||||
var drag = 1 / 100;
|
||||
|
||||
var vx = speedMag * Math.cos(angle);
|
||||
var vy = speedMag * Math.sin(angle);
|
||||
var x = circle.attr('cx');
|
||||
var y = circle.attr('cy');
|
||||
|
||||
var maxWidth = this.gitVisuals.paper.width;
|
||||
var maxHeight = this.gitVisuals.paper.height;
|
||||
var elasticity = 0.8;
|
||||
var dt = 1.0;
|
||||
|
||||
var stepFunc = function() {
|
||||
// lol epic runge kutta here... not
|
||||
vy += gravity * dt - drag * vy;
|
||||
vx -= drag * vx;
|
||||
x += vx * dt;
|
||||
y += vy * dt;
|
||||
|
||||
if (x < 0 || x > maxWidth) {
|
||||
vx = elasticity * -vx;
|
||||
x = (x < 0) ? 0 : maxWidth;
|
||||
}
|
||||
if (y < 0 || y > maxHeight) {
|
||||
vy = elasticity * -vy;
|
||||
y = (y < 0) ? 0 : maxHeight;
|
||||
}
|
||||
|
||||
circle.attr({
|
||||
cx: x,
|
||||
cy: y
|
||||
});
|
||||
// continuation calculation
|
||||
return (vx * vx + vy * vy > 0.01) ? true : false;
|
||||
};
|
||||
return stepFunc;
|
||||
},
|
||||
|
||||
genGraphics: function() {
|
||||
var paper = this.gitVisuals.paper;
|
||||
|
||||
var pos = this.getScreenCoords();
|
||||
var textPos = this.getTextScreenCoords();
|
||||
|
||||
var circle = paper.circle(
|
||||
pos.x,
|
||||
pos.y,
|
||||
this.getRadius()
|
||||
).attr(this.getAttributes().circle);
|
||||
|
||||
var text = paper.text(textPos.x, textPos.y, String(this.get('id')));
|
||||
text.attr({
|
||||
'font-size': this.getFontSize(this.get('id')),
|
||||
'font-weight': 'bold',
|
||||
'font-family': 'Monaco, Courier, font-monospace',
|
||||
opacity: this.getOpacity()
|
||||
});
|
||||
|
||||
this.set('circle', circle);
|
||||
this.set('text', text);
|
||||
|
||||
this.attachClickHandlers();
|
||||
}
|
||||
});
|
||||
|
||||
exports.VisNode = VisNode;
|
||||
88
src/js/visuals/visualization.js
Normal file
88
src/js/visuals/visualization.js
Normal file
|
|
@ -0,0 +1,88 @@
|
|||
var _ = require('underscore');
|
||||
// horrible hack to get localStorage Backbone plugin
|
||||
var Backbone = (!require('../util').isBrowser()) ? Backbone = require('backbone') : Backbone = window.Backbone;
|
||||
|
||||
var Collections = require('../models/collections');
|
||||
var CommitCollection = Collections.CommitCollection;
|
||||
var BranchCollection = Collections.BranchCollection;
|
||||
|
||||
var GitVisuals = require('../visuals').GitVisuals;
|
||||
|
||||
var Visualization = Backbone.View.extend({
|
||||
initialize: function(options) {
|
||||
var _this = this;
|
||||
new Raphael(10, 10, 200, 200, function() {
|
||||
|
||||
// for some reason raphael calls this function with a predefined
|
||||
// context...
|
||||
// so switch it
|
||||
_this.paperInitialize(this, options);
|
||||
});
|
||||
},
|
||||
|
||||
paperInitialize: function(paper, options) {
|
||||
options = options || {};
|
||||
this.treeString = options.treeString;
|
||||
this.paper = paper;
|
||||
|
||||
var Main = require('../app');
|
||||
this.events = Main.getEvents();
|
||||
|
||||
this.commitCollection = new CommitCollection();
|
||||
this.branchCollection = new BranchCollection();
|
||||
|
||||
this.gitVisuals = new GitVisuals({
|
||||
commitCollection: this.commitCollection,
|
||||
branchCollection: this.branchCollection,
|
||||
paper: this.paper
|
||||
});
|
||||
|
||||
var GitEngine = require('../git').GitEngine;
|
||||
this.gitEngine = new GitEngine({
|
||||
collection: this.commitCollection,
|
||||
branches: this.branchCollection,
|
||||
gitVisuals: this.gitVisuals,
|
||||
events: this.events
|
||||
});
|
||||
this.gitEngine.init();
|
||||
this.gitVisuals.assignGitEngine(this.gitEngine);
|
||||
|
||||
this.myResize();
|
||||
$(window).on('resize', _.bind(this.myResize, this));
|
||||
this.gitVisuals.drawTreeFirstTime();
|
||||
|
||||
if (this.treeString) {
|
||||
this.gitEngine.loadTreeFromString(this.treeString);
|
||||
}
|
||||
|
||||
this.setTreeOpacity(0);
|
||||
this.fadeTreeIn();
|
||||
},
|
||||
|
||||
setTreeOpacity: function(level) {
|
||||
$(this.paper.canvas).css('opacity', 0);
|
||||
},
|
||||
|
||||
fadeTreeIn: function() {
|
||||
$(this.paper.canvas).animate({opacity: 1}, 300);
|
||||
},
|
||||
|
||||
myResize: function() {
|
||||
var smaller = 1;
|
||||
var el = this.el;
|
||||
|
||||
var left = el.offsetLeft;
|
||||
var top = el.offsetTop;
|
||||
var width = el.clientWidth - smaller;
|
||||
var height = el.clientHeight - smaller;
|
||||
|
||||
$(this.paper.canvas).css({
|
||||
left: left + 'px',
|
||||
top: top + 'px'
|
||||
});
|
||||
this.paper.setSize(width, height);
|
||||
this.gitVisuals.canvasResize(width, height);
|
||||
}
|
||||
});
|
||||
|
||||
exports.Visualization = Visualization;
|
||||
Loading…
Add table
Add a link
Reference in a new issue