diff options
Diffstat (limited to 'js/dojo-1.7.2/dojox/gfx/fx.js')
| -rw-r--r-- | js/dojo-1.7.2/dojox/gfx/fx.js | 266 |
1 files changed, 266 insertions, 0 deletions
diff --git a/js/dojo-1.7.2/dojox/gfx/fx.js b/js/dojo-1.7.2/dojox/gfx/fx.js new file mode 100644 index 0000000..fc828f4 --- /dev/null +++ b/js/dojo-1.7.2/dojox/gfx/fx.js @@ -0,0 +1,266 @@ +//>>built +define("dojox/gfx/fx", ["dojo/_base/lang", "./_base", "./matrix", "dojo/_base/Color", "dojo/_base/array", "dojo/_base/fx", "dojo/_base/connect"], + function(lang, g, m, Color, arr, fx, Hub){ + var fxg = g.fx = {}; + /*===== g = dojox.gfx; fxg = dojox.gfx.fx; =====*/ + + // Generic interpolators. Should they be moved to dojox.fx? + + function InterpolNumber(start, end){ + this.start = start, this.end = end; + } + InterpolNumber.prototype.getValue = function(r){ + return (this.end - this.start) * r + this.start; + }; + + function InterpolUnit(start, end, units){ + this.start = start, this.end = end; + this.units = units; + } + InterpolUnit.prototype.getValue = function(r){ + return (this.end - this.start) * r + this.start + this.units; + }; + + function InterpolColor(start, end){ + this.start = start, this.end = end; + this.temp = new Color(); + } + InterpolColor.prototype.getValue = function(r){ + return Color.blendColors(this.start, this.end, r, this.temp); + }; + + function InterpolValues(values){ + this.values = values; + this.length = values.length; + } + InterpolValues.prototype.getValue = function(r){ + return this.values[Math.min(Math.floor(r * this.length), this.length - 1)]; + }; + + function InterpolObject(values, def){ + this.values = values; + this.def = def ? def : {}; + } + InterpolObject.prototype.getValue = function(r){ + var ret = lang.clone(this.def); + for(var i in this.values){ + ret[i] = this.values[i].getValue(r); + } + return ret; + }; + + function InterpolTransform(stack, original){ + this.stack = stack; + this.original = original; + } + InterpolTransform.prototype.getValue = function(r){ + var ret = []; + arr.forEach(this.stack, function(t){ + if(t instanceof m.Matrix2D){ + ret.push(t); + return; + } + if(t.name == "original" && this.original){ + ret.push(this.original); + return; + } + if(!(t.name in m)){ return; } + var f = m[t.name]; + if(typeof f != "function"){ + // constant + ret.push(f); + return; + } + var val = arr.map(t.start, function(v, i){ + return (t.end[i] - v) * r + v; + }), + matrix = f.apply(m, val); + if(matrix instanceof m.Matrix2D){ + ret.push(matrix); + } + }, this); + return ret; + }; + + var transparent = new Color(0, 0, 0, 0); + + function getColorInterpol(prop, obj, name, def){ + if(prop.values){ + return new InterpolValues(prop.values); + } + var value, start, end; + if(prop.start){ + start = g.normalizeColor(prop.start); + }else{ + start = value = obj ? (name ? obj[name] : obj) : def; + } + if(prop.end){ + end = g.normalizeColor(prop.end); + }else{ + if(!value){ + value = obj ? (name ? obj[name] : obj) : def; + } + end = value; + } + return new InterpolColor(start, end); + } + + function getNumberInterpol(prop, obj, name, def){ + if(prop.values){ + return new InterpolValues(prop.values); + } + var value, start, end; + if(prop.start){ + start = prop.start; + }else{ + start = value = obj ? obj[name] : def; + } + if(prop.end){ + end = prop.end; + }else{ + if(typeof value != "number"){ + value = obj ? obj[name] : def; + } + end = value; + } + return new InterpolNumber(start, end); + } + + fxg.animateStroke = function(/*Object*/ args){ + // summary: + // Returns an animation which will change stroke properties over time. + // example: + // | dojox.gfx.fx.animateStroke{{ + // | shape: shape, + // | duration: 500, + // | color: {start: "red", end: "green"}, + // | width: {end: 15}, + // | join: {values: ["miter", "bevel", "round"]} + // | }).play(); + if(!args.easing){ args.easing = fx._defaultEasing; } + var anim = new fx.Animation(args), shape = args.shape, stroke; + Hub.connect(anim, "beforeBegin", anim, function(){ + stroke = shape.getStroke(); + var prop = args.color, values = {}, value, start, end; + if(prop){ + values.color = getColorInterpol(prop, stroke, "color", transparent); + } + prop = args.style; + if(prop && prop.values){ + values.style = new InterpolValues(prop.values); + } + prop = args.width; + if(prop){ + values.width = getNumberInterpol(prop, stroke, "width", 1); + } + prop = args.cap; + if(prop && prop.values){ + values.cap = new InterpolValues(prop.values); + } + prop = args.join; + if(prop){ + if(prop.values){ + values.join = new InterpolValues(prop.values); + }else{ + start = prop.start ? prop.start : (stroke && stroke.join || 0); + end = prop.end ? prop.end : (stroke && stroke.join || 0); + if(typeof start == "number" && typeof end == "number"){ + values.join = new InterpolNumber(start, end); + } + } + } + this.curve = new InterpolObject(values, stroke); + }); + Hub.connect(anim, "onAnimate", shape, "setStroke"); + return anim; // dojo.Animation + }; + + fxg.animateFill = function(/*Object*/ args){ + // summary: + // Returns an animation which will change fill color over time. + // Only solid fill color is supported at the moment + // example: + // | dojox.gfx.fx.animateFill{{ + // | shape: shape, + // | duration: 500, + // | color: {start: "red", end: "green"} + // | }).play(); + if(!args.easing){ args.easing = fx._defaultEasing; } + var anim = new fx.Animation(args), shape = args.shape, fill; + Hub.connect(anim, "beforeBegin", anim, function(){ + fill = shape.getFill(); + var prop = args.color, values = {}; + if(prop){ + this.curve = getColorInterpol(prop, fill, "", transparent); + } + }); + Hub.connect(anim, "onAnimate", shape, "setFill"); + return anim; // dojo.Animation + }; + + fxg.animateFont = function(/*Object*/ args){ + // summary: + // Returns an animation which will change font properties over time. + // example: + // | dojox.gfx.fx.animateFont{{ + // | shape: shape, + // | duration: 500, + // | variant: {values: ["normal", "small-caps"]}, + // | size: {end: 10, units: "pt"} + // | }).play(); + if(!args.easing){ args.easing = fx._defaultEasing; } + var anim = new fx.Animation(args), shape = args.shape, font; + Hub.connect(anim, "beforeBegin", anim, function(){ + font = shape.getFont(); + var prop = args.style, values = {}, value, start, end; + if(prop && prop.values){ + values.style = new InterpolValues(prop.values); + } + prop = args.variant; + if(prop && prop.values){ + values.variant = new InterpolValues(prop.values); + } + prop = args.weight; + if(prop && prop.values){ + values.weight = new InterpolValues(prop.values); + } + prop = args.family; + if(prop && prop.values){ + values.family = new InterpolValues(prop.values); + } + prop = args.size; + if(prop && prop.units){ + start = parseFloat(prop.start ? prop.start : (shape.font && shape.font.size || "0")); + end = parseFloat(prop.end ? prop.end : (shape.font && shape.font.size || "0")); + values.size = new InterpolUnit(start, end, prop.units); + } + this.curve = new InterpolObject(values, font); + }); + Hub.connect(anim, "onAnimate", shape, "setFont"); + return anim; // dojo.Animation + }; + + fxg.animateTransform = function(/*Object*/ args){ + // summary: + // Returns an animation which will change transformation over time. + // example: + // | dojox.gfx.fx.animateTransform{{ + // | shape: shape, + // | duration: 500, + // | transform: [ + // | {name: "translate", start: [0, 0], end: [200, 200]}, + // | {name: "original"} + // | ] + // | }).play(); + if(!args.easing){ args.easing = fx._defaultEasing; } + var anim = new fx.Animation(args), shape = args.shape, original; + Hub.connect(anim, "beforeBegin", anim, function(){ + original = shape.getTransform(); + this.curve = new InterpolTransform(args.transform, original); + }); + Hub.connect(anim, "onAnimate", shape, "setTransform"); + return anim; // dojo.Animation + }; + + return fxg; +}); |
