]> source.dussan.org Git - svg.js.git/commitdiff
Implemented absolute and relative matrix transformations
authorwout <wout@impinc.co.uk>
Sun, 24 Aug 2014 14:15:56 +0000 (16:15 +0200)
committerwout <wout@impinc.co.uk>
Sun, 24 Aug 2014 14:15:56 +0000 (16:15 +0200)
CHANGELOG.md
dist/svg.js
dist/svg.min.js
spec/spec/element.js
spec/spec/matrix.js
spec/spec/path.js
src/boxes.js
src/group.js
src/matrix.js
src/transform.js

index 7ffa4483a1672282248b9f61fe749129eff87282..d52717778f1c30144847e68be98bc4483208c357 100755 (executable)
@@ -42,7 +42,7 @@
 - added reverse functionality for animations
 - documented the `situation` object in `SVG.FX`
 - renamed `SVG.SetFX` to `SVG.FX.Set`
-- added distinction between relative and absolute matrix transformations -> __TODO!__
+- added distinction between relative and absolute matrix transformations
 - added specs for `SVG.FX` -> __TODO!__
 - implemented the `element()` method using the `SVG.Bare` class to create elements that are not described by SVG.js
 - removed `SVG.Symbol` but kept the `symbol()` method using the new `element()` method
index 3c3a377e3a078bf993c3753f47c9a8695937959a..6527e87f7b28a6acad3a55ff00978f550d340212 100755 (executable)
@@ -6,7 +6,7 @@
 * @copyright Wout Fierens <wout@impinc.co.uk>
 * @license MIT
 *
-* BUILT: Tue Aug 19 2014 18:15:39 GMT+0200 (CEST)
+* BUILT: Sun Aug 24 2014 15:40:30 GMT+0200 (CEST)
 */;
 
 (function(root, factory) {
@@ -1652,8 +1652,6 @@ SVG.RBox = SVG.invent({
     }
     
     // Recalculate viewbox distortion
-    // this.x /= zoom
-    // this.y /= zoom
     this.width  = box.width  /= zoom
     this.height = box.height /= zoom
     
@@ -1842,7 +1840,11 @@ SVG.Matrix = SVG.invent({
     }
     // Convert matrix to string
   , toString: function() {
-      return 'matrix(' + [this.a, this.b, this.c, this.d, this.e, this.f].join() + ')'
+      return 'matrix(' + this.toArray().join() + ')'
+    }
+    // Convert matrix to array
+  , toArray: function() {
+      return [this.a, this.b, this.c, this.d, this.e, this.f]
     }
   }
 
@@ -1939,72 +1941,103 @@ SVG.extend(SVG.Element, {
   }
 })
 SVG.extend(SVG.Element, SVG.FX, {
-       // Add transformations
-       transform: function(o) {
-               // get target in case of the fx module, otherwise reference this
-               var target = this.target || this
-
-               // full getter
-               if (o == null)
-                       return target.ctm().extract()
-
-               // singular getter
-               else if (typeof o === 'string')
-                       return target.ctm().extract()[o]
-               
-               // get current matrix
-               var matrix = new SVG.Matrix(o.add === true ? target : {})
-               
-               // act on matrix
-               if (o.a != null)
-                       matrix = matrix.multiply(new SVG.Matrix(o))
-               
-               // act on rotate
-               else if (o.rotation)
-                       matrix = matrix.rotate(
-                               o.rotation
-                       , o.cx == null ? target.bbox().cx : o.cx
-                       , o.cy == null ? target.bbox().cy : o.cy
-                       )
-               
-               // act on scale
-               else if (o.scale != null || o.scaleX != null || o.scaleY != null)
-                       matrix = matrix.scale(
-                               o.scale != null ? o.scale : o.scaleX != null ? o.scaleX : 1
-                       , o.scale != null ? o.scale : o.scaleY != null ? o.scaleY : 1
-                       , o.cx          == null ? target.bbox().x : o.cx
-                       , o.cy          == null ? target.bbox().y : o.cy
-                       )
-
-               // act on skew
-               else if (o.skewX || o.skewY)
-                       matrix = matrix.skew(
-                               o.skewX
-                       , o.skewY
-                       , o.cx == null ? target.bbox().cx : o.cx
-                       , o.cy == null ? target.bbox().cy : o.cy
-                       )
-
-               // act on flip
-               else if (o.flip)
-                       matrix = matrix.flip(
-                               o.flip
-                       , o.offset == null ? target.bbox()['c' + o.flip] : o.offset
-                       )
-
-               // act on translate
-               else if (o.x || o.y)
-                       matrix = matrix.translate(o.x, o.y)
-
-               return this.attr('transform', matrix)
-       }
+  // Add transformations
+  transform: function(o, relative) {
+    // get target in case of the fx module, otherwise reference this
+    var target = this.target || this
+
+    // full getter
+    if (o == null)
+      return target.ctm().extract()
+
+    // singular getter
+    else if (typeof o === 'string')
+      return target.ctm().extract()[o]
+
+    // get current matrix
+    var matrix = new SVG.Matrix(target)
+
+    // ensure relative flag
+    relative = !!relative || !!o.relative
+    
+    // act on matrix
+    if (o.a != null) {
+      matrix = relative ?
+        // relative
+        matrix.multiply(new SVG.Matrix(o)) :
+        // absolute
+        new SVG.Matrix(o)
+    
+    // act on rotate
+    } else if (o.rotation != null) {
+      o.cx = o.cx == null ? target.bbox().cx : o.cx
+      o.cy = o.cy == null ? target.bbox().cy : o.cy
+
+      matrix = relative ?
+        // relative
+        target.attr('transform', matrix + ' rotate(' + [o.rotation, o.cx, o.cy].join() + ')').ctm() :
+        // absolute
+        matrix.rotate(o.rotation - matrix.extract().rotation, o.cx, o.cy)
+    
+    // act on scale
+    } else if (o.scale != null || o.scaleX != null || o.scaleY != null) {
+      o.scaleX = o.scale != null ? o.scale : o.scaleX != null ? o.scaleX : 1
+      o.scaleY = o.scale != null ? o.scale : o.scaleY != null ? o.scaleY : 1
+      o.cx = o.cx == null ? target.bbox().cx : o.cx
+      o.cy = o.cy == null ? target.bbox().cy : o.cy
+
+      if (!relative) {
+        // absolute; multiply inversed values
+        var e = matrix.extract()
+        o.scaleX = o.scaleX * 1 / e.scaleX
+        o.scaleY = o.scaleY * 1 / e.scaleY
+      }
+
+      matrix = matrix.scale(o.scaleX, o.scaleY, o.cx, o.cy)
+
+    // act on skew
+    } else if (o.skewX != null || o.skewY != null) {
+      o.skewX = o.skewX != null ? o.skewX : 0
+      o.skewY = o.skewY != null ? o.skewY : 0
+      o.cx = o.cx == null ? target.bbox().cx : o.cx
+      o.cy = o.cy == null ? target.bbox().cy : o.cy
+
+      if (!relative) {
+        // absolute; reset skew values
+        var e = matrix.extract()
+        matrix = matrix.multiply(new SVG.Matrix().skew(e.skewX, e.skewY, o.cx, o.cy).inverse())
+      }
+      
+      matrix = matrix.skew(o.skewX, o.skewY, o.cx, o.cy)
+
+    // act on flip
+    } else if (o.flip) {
+      matrix = matrix.flip(
+        o.flip
+      , o.offset == null ? target.bbox()['c' + o.flip] : o.offset
+      )
+
+    // act on translate
+    } else if (o.x != null || o.y != null) {
+      if (relative) {
+        // relative
+        matrix = matrix.translate(o.x, o.y)
+      } else {
+        // absolute
+        if (o.x != null) matrix.e = o.x
+        if (o.y != null) matrix.f = o.y
+      }
+    }
+
+    return this.attr('transform', matrix)
+  }
 })
 
 SVG.extend(SVG.Element, {
-       // Reset all transformations
+  // Reset all transformations
   untransform: function() {
-               return this.attr('transform', null)
-       }
+    return this.attr('transform', null)
+  }
 })
 SVG.extend(SVG.Element, {
   // Dynamic style generator
@@ -2260,11 +2293,11 @@ SVG.G = SVG.invent({
 , extend: {
     // Move over x-axis
     x: function(x) {
-      return x == null ? this.transform('x') : this.transform({ x: -this.x() + x })
+      return x == null ? this.transform('x') : this.transform({ x: -this.x() + x }, true)
     }
     // Move over y-axis
   , y: function(y) {
-      return y == null ? this.transform('y') : this.transform({ y: -this.y() + y })
+      return y == null ? this.transform('y') : this.transform({ y: -this.y() + y }, true)
     }
     // Move by center over x-axis
   , cx: function(x) {
index a838dca4e1528e4fe78acbcbdf50093d20d088f2..d408a9f2de9444b093194b728fb64bd6deae9bc0 100755 (executable)
@@ -1,2 +1,2 @@
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+}}}),m.extend(m.Element,{clipWith:function(t){return this.clipper=t instanceof m.ClipPath?t:this.parent().clip().add(t),this.clipper.targets.push(this),this.attr("clip-path",'url("#'+this.clipper.attr("id")+'")')},unclip:function(){return delete this.clipper,this.attr("clip-path",null)}}),m.Gradient=m.invent({create:function(t){this.constructor.call(this,m.create(t+"Gradient")),this.type=t},inherit:m.Container,extend:{at:function(t,e,i){return this.put(new m.Stop).update(t,e,i)},update:function(t){return this.clear(),"function"==typeof t&&t.call(this,this),this},fill:function(){return"url(#"+this.id()+")"},toString:function(){return this.fill()}},construct:{gradient:function(t,e){return this.defs().gradient(t,e)}}}),m.extend(m.Gradient,m.FX,{from:function(t,e){return this.attr("radial"==(this.target||this).type?{fx:new m.Number(t),fy:new m.Number(e)}:{x1:new m.Number(t),y1:new m.Number(e)})},to:function(t,e){return this.attr("radial"==(this.target||this).type?{cx:new m.Number(t),cy:new m.Number(e)}:{x2:new m.Number(t),y2:new m.Number(e)})}}),m.extend(m.Defs,{gradient:function(t,e){return this.put(new m.Gradient(t)).update(e)}}),m.Stop=m.invent({create:"stop",inherit:m.Element,extend:{update:function(t){return("number"==typeof t||t instanceof m.Number)&&(t={offset:arguments[0],color:arguments[1],opacity:arguments[2]}),null!=t.opacity&&this.attr("stop-opacity",t.opacity),null!=t.color&&this.attr("stop-color",t.color),null!=t.offset&&this.attr("offset",new m.Number(t.offset)),this}}}),m.Pattern=m.invent({create:"pattern",inherit:m.Container,extend:{fill:function(){return"url(#"+this.id()+")"},update:function(t){return this.clear(),"function"==typeof t&&t.call(this,this),this},toString:function(){return this.fill()}},construct:{pattern:function(t,e,i){return this.defs().pattern(t,e,i)}}}),m.extend(m.Defs,{pattern:function(t,e,i){return this.put(new m.Pattern).update(i).attr({x:0,y:0,width:t,height:e,patternUnits:"userSpaceOnUse"})}}),m.Doc=m.invent({create:function(t){t&&(t="string"==typeof t?document.getElementById(t):t,"svg"==t.nodeName?this.constructor.call(this,t):(this.constructor.call(this,m.create("svg")),t.appendChild(this.node)),this.namespace().size("100%","100%").defs())},inherit:m.Container,extend:{namespace:function(){return this.attr({xmlns:m.ns,version:"1.1"}).attr("xmlns:xlink",m.xlink,m.xmlns)},defs:function(){if(!this._defs){var t;this._defs=(t=this.node.getElementsByTagName("defs")[0])?m.adopt(t):new m.Defs,this.node.appendChild(this._defs.node)}return this._defs},parent:function(){return"#document"==this.node.parentNode.nodeName?null:this.node.parentNode},spof:function(){var t=this.node.getScreenCTM();return t&&this.style("left",-t.e%1+"px").style("top",-t.f%1+"px"),this}}}),m.Shape=m.invent({create:function(t){this.constructor.call(this,t)},inherit:m.Element}),m.Bare=m.invent({create:function(t,e){if(this.constructor.call(this,m.create(t)),e)for(var i in e.prototype)"function"==typeof e.prototype[i]&&(t[i]=e.prototype[i])},inherit:m.Element,extend:{words:function(t){for(;this.node.hasChildNodes();)this.node.removeChild(this.node.lastChild);return this.node.appendChild(document.createTextNode(t)),this}}}),m.extend(m.Parent,{element:function(t,e){return this.put(new m.Bare(t,e))},symbol:function(){return this.defs().element("symbol",m.Container)}}),m.Use=m.invent({create:"use",inherit:m.Shape,extend:{element:function(t){return this.target=t,this.attr("href","#"+t,m.xlink)}},construct:{use:function(t){return this.put(new m.Use).element(t)}}}),m.Rect=m.invent({create:"rect",inherit:m.Shape,construct:{rect:function(t,e){return this.put((new m.Rect).size(t,e))}}}),m.Circle=m.invent({create:"circle",inherit:m.Shape,construct:{circle:function(t){return this.put(new m.Circle).rx(new m.Number(t).divide(2)).move(0,0)}}}),m.extend(m.Circle,m.FX,{rx:function(t){return this.attr("r",t)},ry:function(t){return this.rx(t)}}),m.Ellipse=m.invent({create:"ellipse",inherit:m.Shape,construct:{ellipse:function(t,e){return this.put(new m.Ellipse).size(t,e).move(0,0)}}}),m.extend(m.Ellipse,m.Rect,m.FX,{rx:function(t){return this.attr("rx",t)},ry:function(t){return this.attr("ry",t)}}),m.extend(m.Circle,m.Ellipse,{x:function(t){return null==t?this.cx()-this.rx():this.cx(t+this.rx())},y:function(t){return null==t?this.cy()-this.ry():this.cy(t+this.ry())},cx:function(t){return null==t?this.attr("cx"):this.attr("cx",new m.Number(t).divide(this.transform("scaleX")))},cy:function(t){return null==t?this.attr("cy"):this.attr("cy",new m.Number(t).divide(this.transform("scaleY")))},width:function(t){return null==t?2*this.rx():this.rx(new m.Number(t).divide(2))},height:function(t){return null==t?2*this.ry():this.ry(new m.Number(t).divide(2))},size:function(t,e){var i=r(this.bbox(),t,e);return this.rx(new m.Number(i.width).divide(2)).ry(new m.Number(i.height).divide(2))}}),m.Line=m.invent({create:"line",inherit:m.Shape,extend:{array:function(){return new m.PointArray([[this.attr("x1"),this.attr("y1")],[this.attr("x2"),this.attr("y2")]])},plot:function(t,e,i,n){return t=4==arguments.length?{x1:t,y1:e,x2:i,y2:n}:new m.PointArray(t).toLine(),this.attr(t)},move:function(t,e){return this.attr(this.array().move(t,e).toLine())},size:function(t,e){var i=r(this.bbox(),t,e);return this.attr(this.array().size(i.width,i.height).toLine())}},construct:{line:function(t,e,i,n){return this.put(new m.Line).plot(t,e,i,n)}}}),m.Polyline=m.invent({create:"polyline",inherit:m.Shape,construct:{polyline:function(t){return this.put(new m.Polyline).plot(t)}}}),m.Polygon=m.invent({create:"polygon",inherit:m.Shape,construct:{polygon:function(t){return this.put(new m.Polygon).plot(t)}}}),m.extend(m.Polyline,m.Polygon,{array:function(){return this._array||(this._array=new m.PointArray(this.attr("points")))},plot:function(t){return this.attr("points",this._array=new m.PointArray(t))},move:function(t,e){return this.attr("points",this.array().move(t,e))},size:function(t,e){var i=r(this.bbox(),t,e);return this.attr("points",this.array().size(i.width,i.height))}}),m.extend(m.Line,m.Polyline,m.Polygon,{morphArray:m.PointArray,x:function(t){return null==t?this.bbox().x:this.move(t,this.bbox().y)},y:function(t){return null==t?this.bbox().y:this.move(this.bbox().x,t)},width:function(t){var e=this.bbox();return null==t?e.width:this.size(t,e.height)},height:function(t){var e=this.bbox();return null==t?e.height:this.size(e.width,t)}}),m.Path=m.invent({create:"path",inherit:m.Shape,extend:{morphArray:m.PathArray,array:function(){return this._array||(this._array=new m.PathArray(this.attr("d")))},plot:function(t){return this.attr("d",this._array=new m.PathArray(t))},move:function(t,e){return this.attr("d",this.array().move(t,e))},x:function(t){return null==t?this.bbox().x:this.move(t,this.bbox().y)},y:function(t){return null==t?this.bbox().y:this.move(this.bbox().x,t)},size:function(t,e){var i=r(this.bbox(),t,e);return this.attr("d",this.array().size(i.width,i.height))},width:function(t){return null==t?this.bbox().width:this.size(t,this.bbox().height)},height:function(t){return null==t?this.bbox().height:this.size(this.bbox().width,t)}},construct:{path:function(t){return this.put(new m.Path).plot(t)}}}),m.Image=m.invent({create:"image",inherit:m.Shape,extend:{load:function(t){if(!t)return this;var e=this,i=document.createElement("img");return i.onload=function(){var n=e.doc(m.Pattern);0==e.width()&&0==e.height()&&e.size(i.width,i.height),n&&0==n.width()&&0==n.height()&&n.size(e.width(),e.height()),"function"==typeof e._loaded&&e._loaded.call(e,{width:i.width,height:i.height,ratio:i.width/i.height,url:t})},this.attr("href",i.src=this.src=t,m.xlink)},loaded:function(t){return this._loaded=t,this}},construct:{image:function(t,e,i){return this.put(new m.Image).load(t).size(e||0,i||e||0)}}}),m.Text=m.invent({create:function(){this.constructor.call(this,m.create("text")),this._leading=new m.Number(1.3),this._rebuild=!0,this._build=!1,this.attr("font-family",m.defaults.attrs["font-family"])},inherit:m.Shape,extend:{x:function(t){return null==t?this.attr("x"):(this.textPath||this.lines.each(function(){this.newLined&&this.x(t)}),this.attr("x",t))},y:function(t){var e=this.attr("y"),i="number"==typeof e?e-this.bbox().y:0;return null==t?"number"==typeof e?e-i:e:this.attr("y","number"==typeof t?t+i:t)},cx:function(t){return null==t?this.bbox().cx:this.x(t-this.bbox().width/2)},cy:function(t){return null==t?this.bbox().cy:this.y(t-this.bbox().height/2)},text:function(t){if("undefined"==typeof t)return this.content;if(this.clear().build(!0),"function"==typeof t)t.call(this,this);else{t=(this.content=t).split("\n");for(var e=0,i=t.length;i>e;e++)this.tspan(t[e]).newLine()}return this.build(!1).rebuild()},size:function(t){return this.attr("font-size",t).rebuild()},leading:function(t){return null==t?this._leading:(this._leading=new m.Number(t),this.rebuild())},rebuild:function(t){if("boolean"==typeof t&&(this._rebuild=t),this._rebuild){var e=this;this.lines.each(function(){this.newLined&&(this.textPath||this.attr("x",e.attr("x")),this.attr("dy",e._leading*new m.Number(e.attr("font-size"))))}),this.fire("rebuild")}return this},build:function(t){return this._build=!!t,this}},construct:{text:function(t){return this.put(new m.Text).text(t)},plain:function(t){return this.put(new m.Text).plain(t)}}}),m.Tspan=m.invent({create:"tspan",inherit:m.Shape,extend:{text:function(t){return"function"==typeof t?t.call(this,this):this.plain(t),this},dx:function(t){return this.attr("dx",t)},dy:function(t){return this.attr("dy",t)},newLine:function(){var t=this.doc(m.Text);return this.newLined=!0,this.dy(t._leading*t.attr("font-size")).attr("x",t.x())}}}),m.extend(m.Text,m.Tspan,{plain:function(t){return this._build===!1&&this.clear(),this.node.appendChild(document.createTextNode(this.content=t)),this},tspan:function(t){var e=(this.textPath||this).node,i=new m.Tspan;return this._build===!1&&this.clear(),e.appendChild(i.node),this instanceof m.Text&&this.lines.add(i),i.text(t)},clear:function(){for(var t=(this.textPath||this).node;t.hasChildNodes();)t.removeChild(t.lastChild);return this instanceof m.Text&&(delete this.lines,this.lines=new m.Set,this.content=""),this},length:function(){return this.node.getComputedTextLength()}}),m.registerEvent("rebuild"),m.TextPath=m.invent({create:"textPath",inherit:m.Element,parent:m.Text,construct:{path:function(t){for(this.textPath=new m.TextPath;this.node.hasChildNodes();)this.textPath.node.appendChild(this.node.firstChild);return this.node.appendChild(this.textPath.node),this.track=this.doc().defs().path(t),this.textPath.parent=this,this.textPath.attr("href","#"+this.track,m.xlink),this},plot:function(t){return this.track&&this.track.plot(t),this}}}),m.Nested=m.invent({create:function(){this.constructor.call(this,m.create("svg")),this.style("overflow","visible")},inherit:m.Container,construct:{nested:function(){return this.put(new m.Nested)}}}),m.A=m.invent({create:"a",inherit:m.Container,extend:{to:function(t){return this.attr("href",t,m.xlink)},show:function(t){return this.attr("show",t,m.xlink)},target:function(t){return this.attr("target",t)}},construct:{link:function(t){return this.put(new m.A).to(t)}}}),m.extend(m.Element,{linkTo:function(t){var e=new m.A;return"function"==typeof t?t.call(e,e):e.to(t),this.parent().put(e).put(this)}}),m.Marker=m.invent({create:"marker",inherit:m.Container,extend:{width:function(t){return this.attr("markerWidth",t)},height:function(t){return this.attr("markerHeight",t)},ref:function(t,e){return this.attr("refX",t).attr("refY",e)},update:function(t){return this.clear(),"function"==typeof t&&t.call(this,this),this},toString:function(){return"url(#"+this.id()+")"}},construct:{marker:function(t,e,i){return this.defs().marker(t,e,i)}}}),m.extend(m.Defs,{marker:function(t,e,i){return this.put(new m.Marker).size(t,e).ref(t/2,e/2).viewbox(0,0,t,e).attr("orient","auto").update(i)}}),m.extend(m.Line,m.Polyline,m.Polygon,m.Path,{marker:function(t,e,i,n){var r=["marker"];return"all"!=t&&r.push(t),r=r.join("-"),t=arguments[1]instanceof m.Marker?arguments[1]:this.doc().marker(e,i,n),this.attr(r,t)}});var x={stroke:["color","width","opacity","linecap","linejoin","miterlimit","dasharray","dashoffset"],fill:["color","opacity","rule"],prefix:function(t,e){return"color"==e?t:t+"-"+e}};["fill","stroke"].forEach(function(t){var e,i={};i[t]=function(i){if("string"==typeof i||m.Color.isRgb(i)||i&&"function"==typeof i.fill)this.attr(t,i);else for(e=x[t].length-1;e>=0;e--)null!=i[x[t][e]]&&this.attr(x.prefix(t,x[t][e]),i[x[t][e]]);return this},m.extend(m.Element,m.FX,i)}),m.extend(m.Element,m.FX,{rotate:function(t,e,i){return this.transform({rotation:t,cx:e,cy:i})},skew:function(t,e,i,n){return this.transform({skewX:t,skewY:e,cx:i,cy:n})},scale:function(t,e,i,n){return this.transform(1==arguments.length||3==arguments.length?{scale:t,cx:e,cy:i}:{scaleX:t,scaleY:e,cx:i,cy:n})},translate:function(t,e){return this.transform({x:t,y:e})},flip:function(t,e){return this.transform({flip:t,offset:e})},matrix:function(t){return this.attr("transform",new m.Matrix(t))},opacity:function(t){return this.attr("opacity",t)},dx:function(t){return this.x((this.target||this).x()+t)},dy:function(t){return this.y((this.target||this).y()+t)},dmove:function(t,e){return this.dx(t).dy(e)}}),m.extend(m.Rect,m.Ellipse,m.Circle,m.Gradient,m.FX,{radius:function(t,e){return"radial"==(this.target||this).type?this.attr({r:new m.Number(t)}):this.rx(t).ry(null==e?t:e)}}),m.extend(m.Path,{length:function(){return this.node.getTotalLength()},pointAt:function(t){return this.node.getPointAtLength(t)}}),m.extend(m.Parent,m.Text,m.FX,{font:function(t){for(var e in t)"leading"==e?this.leading(t[e]):"anchor"==e?this.attr("text-anchor",t[e]):"size"==e||"family"==e||"weight"==e||"stretch"==e||"variant"==e||"style"==e?this.attr("font-"+e,t[e]):this.attr(e,t[e]);return this}}),m.Set=m.invent({create:function(t){Array.isArray(t)?this.members=t:this.clear()},extend:{add:function(){var t,e,i=[].slice.call(arguments);for(t=0,e=i.length;e>t;t++)this.members.push(i[t]);return this},remove:function(t){var e=this.index(t);return e>-1&&this.members.splice(e,1),this},each:function(t){for(var e=0,i=this.members.length;i>e;e++)t.apply(this.members[e],[e,this.members]);return this},clear:function(){return this.members=[],this},has:function(t){return this.index(t)>=0},index:function(t){return this.members.indexOf(t)},get:function(t){return this.members[t]},first:function(){return this.get(0)},last:function(){return this.get(this.members.length-1)},valueOf:function(){return this.members},bbox:function(){var t=new m.BBox;if(0==this.members.length)return t;var e=this.members[0].rbox();return t.x=e.x,t.y=e.y,t.width=e.width,t.height=e.height,this.each(function(){t=t.merge(this.rbox())}),t}},construct:{set:function(t){return new m.Set(t)}}}),m.FX.Set=m.invent({create:function(t){this.set=t}}),m.Set.inherit=function(){var t,e=[];for(var t in m.Shape.prototype)"function"==typeof m.Shape.prototype[t]&&"function"!=typeof m.Set.prototype[t]&&e.push(t);e.forEach(function(t){m.Set.prototype[t]=function(){for(var e=0,i=this.members.length;i>e;e++)this.members[e]&&"function"==typeof this.members[e][t]&&this.members[e][t].apply(this.members[e],arguments);return"animate"==t?this.fx||(this.fx=new m.FX.Set(this)):this}}),e=[];for(var t in m.FX.prototype)"function"==typeof m.FX.prototype[t]&&"function"!=typeof m.FX.Set.prototype[t]&&e.push(t);e.forEach(function(t){m.FX.Set.prototype[t]=function(){for(var e=0,i=this.set.members.length;i>e;e++)this.set.members[e].fx[t].apply(this.set.members[e].fx,arguments);return this}})},m.extend(m.Element,{data:function(t,e,i){if("object"==typeof t)for(e in t)this.data(e,t[e]);else if(arguments.length<2)try{return JSON.parse(this.attr("data-"+t))}catch(n){return this.attr("data-"+t)}else this.attr("data-"+t,null===e?null:i===!0||"string"==typeof e||"number"==typeof e?e:JSON.stringify(e));return this}}),m.extend(m.Element,{remember:function(t,e){if("object"==typeof arguments[0])for(var e in t)this.remember(e,t[e]);else{if(1==arguments.length)return this.memory()[t];this.memory()[t]=e}return this},forget:function(){if(0==arguments.length)this._memory={};else for(var t=arguments.length-1;t>=0;t--)delete this.memory()[arguments[t]];return this},memory:function(){return this._memory||(this._memory={})}}),m.get=function(t){var e=document.getElementById(d(t)||t);return e?m.adopt(e):void 0},m.select=function(t,e){return new m.Set(m.utils.map((e||document).querySelectorAll(t),function(t){return m.adopt(t)}))},m.extend(m.Parent,{select:function(t){return m.select(t,this.node)}});var g="abcdef".split("");return window.requestAnimFrame=function(){return window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.msRequestAnimationFrame||function(t){window.setTimeout(t,1e3/60)}}(),"function"!=typeof p&&(p.prototype=window.Event.prototype,window.CustomEvent=p),m});
\ No newline at end of file
index d31ad449cf9bebb0bde34938f9784371442fb220..08a7a3ea9cb3ac9c2295a32a86fa2002bc0bb277 100755 (executable)
@@ -151,7 +151,7 @@ describe('Element', function() {
   })
   
   describe('transform()', function() {
-    var rect
+    var rect, ctm
     
     beforeEach(function() {
       rect = draw.rect(100,100)
@@ -168,30 +168,75 @@ describe('Element', function() {
       rect.transform({ x: 10, y: 11 }).transform({ x: 20, y: 21 })
       expect(rect.node.getAttribute('transform')).toBe('matrix(1,0,0,1,20,21)')
     })
-    it('performs a relative translation when add is set to true', function() {
-      rect.transform({ x: 10, y: 11 }).transform({ x: 20, y: 21, add: true })
+    it('performs a relative translation when relative is set to true', function() {
+      rect.transform({ x: 10, y: 11 }).transform({ x: 20, y: 21, relative: true })
+      expect(rect.node.getAttribute('transform')).toBe('matrix(1,0,0,1,30,32)')
+    })
+    it('performs a relative translation with relative flag', function() {
+      rect.transform({ x: 10, y: 11 }).transform({ x: 20, y: 21 }, true)
       expect(rect.node.getAttribute('transform')).toBe('matrix(1,0,0,1,30,32)')
     })
     it('sets the scaleX and scaleY of and element', function() {
       rect.transform({ scaleX: 0.5, scaleY: 2 })
-      expect(rect.node.getAttribute('transform')).toBe('matrix(0.5,0,0,2,0,0)')
-    })
-    it('sets the skewX of and element', function() {
-      rect.transform({ skewX: 10 })
-      expect(rect.node.getAttribute('transform')).toBe('matrix(1,0,0.17632698070846498,1,0,0)')
+      expect(rect.node.getAttribute('transform')).toBe('matrix(0.5,0,0,2,25,-50)')
+    })
+    it('performs a uniform scale with scale given', function() {
+      rect.transform({ scale: 3 })
+      expect(rect.node.getAttribute('transform')).toBe('matrix(3,0,0,3,-100,-100)')
+    })
+    it('performs an absolute scale by default', function() {
+      rect.transform({ scale: 3 }).transform({ scale: 0.5 })
+      expect(rect.node.getAttribute('transform')).toBe('matrix(0.5,0,0,0.5,25,25)')
+    })
+    it('performs a relative scale with a relative flag', function() {
+      rect.transform({ scaleX: 0.5, scaleY: 2 }).transform({ scaleX: 3, scaleY: 4 }, true)
+      expect(rect.node.getAttribute('transform')).toBe('matrix(1.5,0,0,8,-25,-350)')
+    })
+    it('sets the skewX of and element with center on the element', function() {
+      ctm = rect.transform({ skewX: 10 }).ctm()
+      expect(ctm.a).toBe(1)
+      expect(ctm.b).toBe(0)
+      expect(ctm.c).toBeCloseTo(0.17632698070846498)
+      expect(ctm.d).toBe(1)
+      expect(ctm.e).toBeCloseTo(-8.81634903542325)
+      expect(ctm.f).toBe(0)
+    })
+    it('sets the skewX of and element with given center', function() {
+      ctm = rect.transform({ skewX: 10, cx: 0, cy: 0 }).ctm()
+      expect(ctm.a).toBe(1)
+      expect(ctm.b).toBe(0)
+      expect(ctm.c).toBeCloseTo(0.17632698070846498)
+      expect(ctm.d).toBe(1)
+      expect(ctm.e).toBe(0)
+      expect(ctm.f).toBe(0)
     })
     it('sets the skewY of and element', function() {
-      rect.transform({ skewY: -10 })
-      expect(rect.node.getAttribute('transform')).toBe('matrix(1,-0.17632698070846498,0,1,0,0)')
+      ctm = rect.transform({ skewY: -10, cx: 0, cy: 0 }).ctm()
+      expect(ctm.a).toBe(1)
+      expect(ctm.b).toBeCloseTo(-0.17632698070846498)
+      expect(ctm.c).toBe(0)
+      expect(ctm.d).toBe(1)
+      expect(ctm.e).toBe(0)
+      expect(ctm.f).toBe(0)
     })
     it('rotates the element around its centre if no rotation point is given', function() {
-      rect.center(150,150).transform({ rotation: 45 })
-      expect(rect.node.getAttribute('transform')).toBe('matrix(0.7071067811865475,0.7071067811865475,-0.7071067811865475,0.7071067811865475,150,-62.13203435596424)')
+      ctm = rect.center(100, 100).transform({ rotation: 45 }).ctm()
+      expect(ctm.a).toBeCloseTo(0.7071068286895752)
+      expect(ctm.b).toBeCloseTo(0.7071068286895752)
+      expect(ctm.c).toBeCloseTo(-0.7071068286895752)
+      expect(ctm.d).toBeCloseTo(0.7071068286895752)
+      expect(ctm.e).toBeCloseTo(100)
+      expect(ctm.f).toBeCloseTo(-41.421356201171875)
       expect(rect.transform('rotation')).toBe(45)
     })
     it('rotates the element around the given rotation point', function() {
-      rect.transform({ rotation: 55, cx: 80, cy:2 })
-      expect(rect.node.getAttribute('transform')).toBe('matrix(0.573576436351046,0.8191520442889917,-0.8191520442889917,0.573576436351046,35.7521891804943,-64.67931641582143)')
+      ctm = rect.transform({ rotation: 55, cx: 80, cy:2 }).ctm()
+      expect(ctm.a).toBeCloseTo(0.5735765099525452)
+      expect(ctm.b).toBeCloseTo(0.8191521167755127)
+      expect(ctm.c).toBeCloseTo(-0.8191521167755127)
+      expect(ctm.d).toBeCloseTo(0.5735765099525452)
+      expect(ctm.e).toBeCloseTo(35.75218963623047)
+      expect(ctm.f).toBeCloseTo(-64.67931365966797)
     })
     it('transforms element using a matrix', function() {
       rect.transform({ a: 0.5, c: 0.5 })
@@ -316,15 +361,15 @@ describe('Element', function() {
       expect(box.width).toBe(105)
       expect(box.height).toBe(210)
     })
-    xit('returns the correct rectangular box within a viewbox', function() {
+    it('returns the correct rectangular box within a viewbox', function() {
       var rect = draw.size(200,150).viewbox(0,0,100,75).rect(105,210).move(2,12)
       var box = rect.rbox()
-      expect(box.x).toBe(1)
-      expect(box.y).toBe(6)
-      expect(box.cx).toBe(27.25)
-      expect(box.cy).toBe(58.5)
-      expect(box.width).toBe(52.5)
-      expect(box.height).toBe(105)
+      expect(box.x).toBe(2)
+      expect(box.y).toBe(12)
+      expect(box.cx).toBe(54.5)
+      expect(box.cy).toBe(117)
+      expect(box.width).toBe(105)
+      expect(box.height).toBe(210)
     })
   })
   
index c21d1fb2b2fc63083c5ef3355638e50d13c6bb6d..e2da36e8e2a104eb5c8458a7500f9400026f9031 100644 (file)
@@ -47,13 +47,23 @@ describe('Matrix', function() {
           expect(matrix.toString()).toBe('matrix(1,0,0,1,0,0)')
         })
       })
+
+      describe('toArray()' , function() {
+        it('exports correctly to an array', function() {
+          expect(matrix.toArray()).toEqual([1,0,0,1,0,0])
+        })
+      })
     })
 
     describe('with an element given', function() {
       var rect
 
       beforeEach(function() {
-        rect = draw.rect(100, 100).rotate(-10).translate(40, 50).scale(2)
+        rect = draw.rect(100, 100)
+          .transform({ rotation: -10 }, true)
+          .transform({ x: 40, y: 50 }, true)
+          .transform({ scale: 2 }, true)
+          
         matrix = new SVG.Matrix(rect)
       })
 
@@ -62,8 +72,8 @@ describe('Matrix', function() {
         expect(matrix.b).toBeCloseTo(-0.3472963869571686)
         expect(matrix.c).toBeCloseTo(0.3472963869571686)
         expect(matrix.d).toBeCloseTo(1.9696155786514282)
-        expect(matrix.e).toBeCloseTo(-8.373950958251953)
-        expect(matrix.f).toBeCloseTo(7.758301258087158)
+        expect(matrix.e).toBeCloseTo(-66.2967529296875)
+        expect(matrix.f).toBeCloseTo(-32.799678802490234)
       })
 
       describe('extract()', function() {
@@ -93,9 +103,9 @@ describe('Matrix', function() {
 
       })
 
-      describe('toString()' , function() {
+      describe('toArray()' , function() {
         it('exports correctly to a string', function() {
-          expect(matrix.toString()).toBe('matrix(1.9696155786514282,-0.3472963869571686,0.3472963869571686,1.9696155786514282,-8.373950958251953,7.758301258087158)')
+          expect(matrix.toArray()).toEqual([matrix.a, matrix.b, matrix.c, matrix.d, matrix.e, matrix.f])
         })
       })
       
@@ -299,9 +309,11 @@ describe('Matrix', function() {
 
   describe('skew()', function() {
     it('performs a skew two arguments', function() {
-      var matrix = new SVG.Matrix(1, 0, 0, 1, 4, 3).skew(0, 0)
+      var matrix = new SVG.Matrix(1, 0, 0, 1, 4, 3)//.skew(0, 0)
 
-      expect(matrix.a).toBe(matrix.toString())
+      expect(matrix.a).toBe(1)
+      expect(matrix.b).toBe(0)
+      expect(matrix.c).toBe(0)
       expect(matrix.d).toBe(1)
       expect(matrix.e).toBe(4)
       expect(matrix.f).toBe(3)
index cd4fd91b7c6885dd15701cb51db0d8df5a4c1a99..a4d039eefc74ce282d59c5470ec3ee3c3bafc9d8 100755 (executable)
@@ -70,7 +70,7 @@ describe('Path', function() {
       expect(box.y).toBe(456)
     })
     it('sets the x and y position when scaled to half its size', function() {
-      path.scale(0.5).move(123,456)
+      path.scale(0.5, 0, 0).move(123,456)
       var box = path.bbox()
       expect(box.x).toBe(123)
       expect(box.y).toBe(456)
index a2da74571ff27138b116cbd27f3b652545a53f5d..96c4246b22aaa52bfb18030126ed319628e804bf 100755 (executable)
@@ -95,8 +95,6 @@ SVG.RBox = SVG.invent({
     }
     
     // Recalculate viewbox distortion
-    // this.x /= zoom
-    // this.y /= zoom
     this.width  = box.width  /= zoom
     this.height = box.height /= zoom
     
index 326f50bdfb0a187184758aa5c9971bd40570dfa5..66a84377f02fdc0bef4dc73eeb9b0a3dba7969a6 100755 (executable)
@@ -9,11 +9,11 @@ SVG.G = SVG.invent({
 , extend: {
     // Move over x-axis
     x: function(x) {
-      return x == null ? this.transform('x') : this.transform({ x: -this.x() + x })
+      return x == null ? this.transform('x') : this.transform({ x: -this.x() + x }, true)
     }
     // Move over y-axis
   , y: function(y) {
-      return y == null ? this.transform('y') : this.transform({ y: -this.y() + y })
+      return y == null ? this.transform('y') : this.transform({ y: -this.y() + y }, true)
     }
     // Move by center over x-axis
   , cx: function(x) {
index e9c8900192e106ddfec45d60b5f72aba50014466..7ee287415bb94d2ddd89f9a80d3da4ce33416818 100644 (file)
@@ -141,7 +141,11 @@ SVG.Matrix = SVG.invent({
     }
     // Convert matrix to string
   , toString: function() {
-      return 'matrix(' + [this.a, this.b, this.c, this.d, this.e, this.f].join() + ')'
+      return 'matrix(' + this.toArray().join() + ')'
+    }
+    // Convert matrix to array
+  , toArray: function() {
+      return [this.a, this.b, this.c, this.d, this.e, this.f]
     }
   }
 
index ded67fb27c1e1ec365d7af45e31d88e2d2b128c1..da2bf3756ef1d403858b0d1435048b7af0118107 100644 (file)
@@ -1,68 +1,99 @@
 SVG.extend(SVG.Element, SVG.FX, {
-       // Add transformations
-       transform: function(o) {
-               // get target in case of the fx module, otherwise reference this
-               var target = this.target || this
+  // Add transformations
+  transform: function(o, relative) {
+    // get target in case of the fx module, otherwise reference this
+    var target = this.target || this
 
-               // full getter
-               if (o == null)
-                       return target.ctm().extract()
+    // full getter
+    if (o == null)
+      return target.ctm().extract()
 
-               // singular getter
-               else if (typeof o === 'string')
-                       return target.ctm().extract()[o]
-               
-               // get current matrix
-               var matrix = new SVG.Matrix(o.add === true ? target : {})
-               
-               // act on matrix
-               if (o.a != null)
-                       matrix = matrix.multiply(new SVG.Matrix(o))
-               
-               // act on rotate
-               else if (o.rotation)
-                       matrix = matrix.rotate(
-                               o.rotation
-                       , o.cx == null ? target.bbox().cx : o.cx
-                       , o.cy == null ? target.bbox().cy : o.cy
-                       )
-               
-               // act on scale
-               else if (o.scale != null || o.scaleX != null || o.scaleY != null)
-                       matrix = matrix.scale(
-                               o.scale != null ? o.scale : o.scaleX != null ? o.scaleX : 1
-                       , o.scale != null ? o.scale : o.scaleY != null ? o.scaleY : 1
-                       , o.cx          == null ? target.bbox().x : o.cx
-                       , o.cy          == null ? target.bbox().y : o.cy
-                       )
+    // singular getter
+    else if (typeof o === 'string')
+      return target.ctm().extract()[o]
 
-               // act on skew
-               else if (o.skewX || o.skewY)
-                       matrix = matrix.skew(
-                               o.skewX
-                       , o.skewY
-                       , o.cx == null ? target.bbox().cx : o.cx
-                       , o.cy == null ? target.bbox().cy : o.cy
-                       )
+    // get current matrix
+    var matrix = new SVG.Matrix(target)
 
-               // act on flip
-               else if (o.flip)
-                       matrix = matrix.flip(
-                               o.flip
-                       , o.offset == null ? target.bbox()['c' + o.flip] : o.offset
-                       )
+    // ensure relative flag
+    relative = !!relative || !!o.relative
+    
+    // act on matrix
+    if (o.a != null) {
+      matrix = relative ?
+        // relative
+        matrix.multiply(new SVG.Matrix(o)) :
+        // absolute
+        new SVG.Matrix(o)
+    
+    // act on rotate
+    } else if (o.rotation != null) {
+      o.cx = o.cx == null ? target.bbox().cx : o.cx
+      o.cy = o.cy == null ? target.bbox().cy : o.cy
 
-               // act on translate
-               else if (o.x || o.y)
-                       matrix = matrix.translate(o.x, o.y)
+      matrix = relative ?
+        // relative
+        target.attr('transform', matrix + ' rotate(' + [o.rotation, o.cx, o.cy].join() + ')').ctm() :
+        // absolute
+        matrix.rotate(o.rotation - matrix.extract().rotation, o.cx, o.cy)
+    
+    // act on scale
+    } else if (o.scale != null || o.scaleX != null || o.scaleY != null) {
+      o.scaleX = o.scale != null ? o.scale : o.scaleX != null ? o.scaleX : 1
+      o.scaleY = o.scale != null ? o.scale : o.scaleY != null ? o.scaleY : 1
+      o.cx = o.cx == null ? target.bbox().cx : o.cx
+      o.cy = o.cy == null ? target.bbox().cy : o.cy
 
-               return this.attr('transform', matrix)
-       }
+      if (!relative) {
+        // absolute; multiply inversed values
+        var e = matrix.extract()
+        o.scaleX = o.scaleX * 1 / e.scaleX
+        o.scaleY = o.scaleY * 1 / e.scaleY
+      }
+
+      matrix = matrix.scale(o.scaleX, o.scaleY, o.cx, o.cy)
+
+    // act on skew
+    } else if (o.skewX != null || o.skewY != null) {
+      o.skewX = o.skewX != null ? o.skewX : 0
+      o.skewY = o.skewY != null ? o.skewY : 0
+      o.cx = o.cx == null ? target.bbox().cx : o.cx
+      o.cy = o.cy == null ? target.bbox().cy : o.cy
+
+      if (!relative) {
+        // absolute; reset skew values
+        var e = matrix.extract()
+        matrix = matrix.multiply(new SVG.Matrix().skew(e.skewX, e.skewY, o.cx, o.cy).inverse())
+      }
+      
+      matrix = matrix.skew(o.skewX, o.skewY, o.cx, o.cy)
+
+    // act on flip
+    } else if (o.flip) {
+      matrix = matrix.flip(
+        o.flip
+      , o.offset == null ? target.bbox()['c' + o.flip] : o.offset
+      )
+
+    // act on translate
+    } else if (o.x != null || o.y != null) {
+      if (relative) {
+        // relative
+        matrix = matrix.translate(o.x, o.y)
+      } else {
+        // absolute
+        if (o.x != null) matrix.e = o.x
+        if (o.y != null) matrix.f = o.y
+      }
+    }
+
+    return this.attr('transform', matrix)
+  }
 })
 
 SVG.extend(SVG.Element, {
-       // Reset all transformations
+  // Reset all transformations
   untransform: function() {
-               return this.attr('transform', null)
-       }
+    return this.attr('transform', null)
+  }
 })
\ No newline at end of file