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path: root/includes/js/dojox/gfx/vml.js
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+if(!dojo._hasResource["dojox.gfx.vml"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
+dojo._hasResource["dojox.gfx.vml"] = true;
+dojo.provide("dojox.gfx.vml");
+
+dojo.require("dojox.gfx._base");
+dojo.require("dojox.gfx.shape");
+dojo.require("dojox.gfx.path");
+dojo.require("dojox.gfx.arc");
+
+// dojox.gfx.vml.xmlns: String: a VML's namespace
+dojox.gfx.vml.xmlns = "urn:schemas-microsoft-com:vml";
+
+// dojox.gfx.vml.text_alignment: Object: mapping from SVG alignment to VML alignment
+dojox.gfx.vml.text_alignment = {start: "left", middle: "center", end: "right"};
+
+dojox.gfx.vml._parseFloat = function(str) {
+ // summary: a helper function to parse VML-specific floating-point values
+ // str: String: a representation of a floating-point number
+ return str.match(/^\d+f$/i) ? parseInt(str) / 65536 : parseFloat(str); // Number
+};
+
+dojox.gfx.vml._bool = {"t": 1, "true": 1};
+
+dojo.extend(dojox.gfx.Shape, {
+ // summary: VML-specific implementation of dojox.gfx.Shape methods
+
+ setFill: function(fill){
+ // summary: sets a fill object (VML)
+ // fill: Object: a fill object
+ // (see dojox.gfx.defaultLinearGradient,
+ // dojox.gfx.defaultRadialGradient,
+ // dojox.gfx.defaultPattern,
+ // or dojo.Color)
+
+ if(!fill){
+ // don't fill
+ this.fillStyle = null;
+ this.rawNode.filled = "f";
+ return this;
+ }
+ if(typeof fill == "object" && "type" in fill){
+ // gradient
+ var i, f, fo, a, s;
+ switch(fill.type){
+ case "linear":
+ var matrix = this._getRealMatrix(), m = dojox.gfx.matrix;
+ s = [];
+ f = dojox.gfx.makeParameters(dojox.gfx.defaultLinearGradient, fill);
+ a = f.colors;
+ this.fillStyle = f;
+ dojo.forEach(a, function(v, i, a){
+ a[i].color = dojox.gfx.normalizeColor(v.color);
+ });
+ if(a[0].offset > 0){
+ s.push("0 " + a[0].color.toHex());
+ }
+ for(i = 0; i < a.length; ++i){
+ s.push(a[i].offset.toFixed(8) + " " + a[i].color.toHex());
+ }
+ i = a.length - 1;
+ if(a[i].offset < 1){
+ s.push("1 " + a[i].color.toHex());
+ }
+ fo = this.rawNode.fill;
+ fo.colors.value = s.join(";");
+ fo.method = "sigma";
+ fo.type = "gradient";
+ var fc1 = matrix ? m.multiplyPoint(matrix, f.x1, f.y1) : {x: f.x1, y: f.y1},
+ fc2 = matrix ? m.multiplyPoint(matrix, f.x2, f.y2) : {x: f.x2, y: f.y2};
+ fo.angle = (m._radToDeg(Math.atan2(fc2.x - fc1.x, fc2.y - fc1.y)) + 180) % 360;
+ fo.on = true;
+ break;
+ case "radial":
+ f = dojox.gfx.makeParameters(dojox.gfx.defaultRadialGradient, fill);
+ this.fillStyle = f;
+ var l = parseFloat(this.rawNode.style.left),
+ t = parseFloat(this.rawNode.style.top),
+ w = parseFloat(this.rawNode.style.width),
+ h = parseFloat(this.rawNode.style.height),
+ c = isNaN(w) ? 1 : 2 * f.r / w;
+ a = [];
+ // add a color at the offset 0 (1 in VML coordinates)
+ if(f.colors[0].offset > 0){
+ a.push({offset: 1, color: dojox.gfx.normalizeColor(f.colors[0].color)});
+ }
+ // massage colors
+ dojo.forEach(f.colors, function(v, i){
+ a.push({offset: 1 - v.offset * c, color: dojox.gfx.normalizeColor(v.color)});
+ });
+ i = a.length - 1;
+ while(i >= 0 && a[i].offset < 0){ --i; }
+ if(i < a.length - 1){
+ // correct excessive colors
+ var q = a[i], p = a[i + 1];
+ p.color = dojo.blendColors(q.color, p.color, q.offset / (q.offset - p.offset));
+ p.offset = 0;
+ while(a.length - i > 2) a.pop();
+ }
+ // set colors
+ i = a.length - 1, s = [];
+ if(a[i].offset > 0){
+ s.push("0 " + a[i].color.toHex());
+ }
+ for(; i >= 0; --i){
+ s.push(a[i].offset.toFixed(8) + " " + a[i].color.toHex());
+ }
+ fo = this.rawNode.fill;
+ fo.colors.value = s.join(";");
+ fo.method = "sigma";
+ fo.type = "gradientradial";
+ if(isNaN(w) || isNaN(h) || isNaN(l) || isNaN(t)){
+ fo.focusposition = "0.5 0.5";
+ }else{
+ fo.focusposition = ((f.cx - l) / w).toFixed(8) + " " + ((f.cy - t) / h).toFixed(8);
+ }
+ fo.focussize = "0 0";
+ fo.on = true;
+ break;
+ case "pattern":
+ f = dojox.gfx.makeParameters(dojox.gfx.defaultPattern, fill);
+ this.fillStyle = f;
+ fo = this.rawNode.fill;
+ fo.type = "tile";
+ fo.src = f.src;
+ if(f.width && f.height){
+ // in points
+ fo.size.x = dojox.gfx.px2pt(f.width);
+ fo.size.y = dojox.gfx.px2pt(f.height);
+ }
+ fo.alignShape = "f";
+ fo.position.x = 0;
+ fo.position.y = 0;
+ fo.origin.x = f.width ? f.x / f.width : 0;
+ fo.origin.y = f.height ? f.y / f.height : 0;
+ fo.on = true;
+ break;
+ }
+ this.rawNode.fill.opacity = 1;
+ return this;
+ }
+ // color object
+ this.fillStyle = dojox.gfx.normalizeColor(fill);
+ this.rawNode.fill.method = "any";
+ this.rawNode.fill.type = "solid";
+ this.rawNode.fillcolor = this.fillStyle.toHex();
+ this.rawNode.fill.opacity = this.fillStyle.a;
+ this.rawNode.filled = true;
+ return this; // self
+ },
+
+ setStroke: function(stroke){
+ // summary: sets a stroke object (VML)
+ // stroke: Object: a stroke object
+ // (see dojox.gfx.defaultStroke)
+
+ if(!stroke){
+ // don't stroke
+ this.strokeStyle = null;
+ this.rawNode.stroked = "f";
+ return this;
+ }
+ // normalize the stroke
+ if(typeof stroke == "string"){
+ stroke = {color: stroke};
+ }
+ var s = this.strokeStyle = dojox.gfx.makeParameters(dojox.gfx.defaultStroke, stroke);
+ s.color = dojox.gfx.normalizeColor(s.color);
+ // generate attributes
+ var rn = this.rawNode;
+ rn.stroked = true;
+ rn.strokecolor = s.color.toCss();
+ rn.strokeweight = s.width + "px"; // TODO: should we assume that the width is always in pixels?
+ if(rn.stroke) {
+ rn.stroke.opacity = s.color.a;
+ rn.stroke.endcap = this._translate(this._capMap, s.cap);
+ if(typeof s.join == "number") {
+ rn.stroke.joinstyle = "miter";
+ rn.stroke.miterlimit = s.join;
+ }else{
+ rn.stroke.joinstyle = s.join;
+ // rn.stroke.miterlimit = s.width;
+ }
+ rn.stroke.dashstyle = s.style == "none" ? "Solid" : s.style;
+ }
+ return this; // self
+ },
+
+ _capMap: { butt: 'flat' },
+ _capMapReversed: { flat: 'butt' },
+
+ _translate: function(dict, value) {
+ return (value in dict) ? dict[value] : value;
+ },
+
+ _applyTransform: function() {
+ if(this.fillStyle && this.fillStyle.type == "linear"){
+ this.setFill(this.fillStyle);
+ }
+ var matrix = this._getRealMatrix();
+ if(!matrix) return this;
+ var skew = this.rawNode.skew;
+ if(typeof skew == "undefined"){
+ for(var i = 0; i < this.rawNode.childNodes.length; ++i){
+ if(this.rawNode.childNodes[i].tagName == "skew"){
+ skew = this.rawNode.childNodes[i];
+ break;
+ }
+ }
+ }
+ if(skew){
+ skew.on = "f";
+ var mt = matrix.xx.toFixed(8) + " " + matrix.xy.toFixed(8) + " " +
+ matrix.yx.toFixed(8) + " " + matrix.yy.toFixed(8) + " 0 0",
+ offset = Math.floor(matrix.dx).toFixed() + "px " + Math.floor(matrix.dy).toFixed() + "px",
+ s = this.rawNode.style,
+ l = parseFloat(s.left),
+ t = parseFloat(s.top),
+ w = parseFloat(s.width),
+ h = parseFloat(s.height);
+ if(isNaN(l)) l = 0;
+ if(isNaN(t)) t = 0;
+ if(isNaN(w)) w = 1;
+ if(isNaN(h)) h = 1;
+ var origin = (-l / w - 0.5).toFixed(8) + " " + (-t / h - 0.5).toFixed(8);
+ skew.matrix = mt;
+ skew.origin = origin;
+ skew.offset = offset;
+ skew.on = true;
+ }
+ return this;
+ },
+
+ setRawNode: function(rawNode){
+ // summary:
+ // assigns and clears the underlying node that will represent this
+ // shape. Once set, transforms, gradients, etc, can be applied.
+ // (no fill & stroke by default)
+ rawNode.stroked = "f";
+ rawNode.filled = "f";
+ this.rawNode = rawNode;
+ },
+
+ // move family
+
+ _moveToFront: function(){
+ // summary: moves a shape to front of its parent's list of shapes (VML)
+ this.rawNode.parentNode.appendChild(this.rawNode);
+ return this;
+ },
+ _moveToBack: function(){
+ // summary: moves a shape to back of its parent's list of shapes (VML)
+ var r = this.rawNode, p = r.parentNode, n = p.firstChild;
+ p.insertBefore(r, n);
+ if(n.tagName == "rect"){
+ // surface has a background rectangle, which position should be preserved
+ n.swapNode(r);
+ }
+ return this;
+ },
+
+ _getRealMatrix: function(){
+ // summary: returns the cumulative ("real") transformation matrix
+ // by combining the shape's matrix with its parent's matrix
+ return this.parentMatrix ? new dojox.gfx.Matrix2D([this.parentMatrix, this.matrix]) : this.matrix; // dojox.gfx.Matrix2D
+ }
+});
+
+dojo.declare("dojox.gfx.Group", dojox.gfx.Shape, {
+ // summary: a group shape (VML), which can be used
+ // to logically group shapes (e.g, to propagate matricies)
+ constructor: function(){
+ dojox.gfx.vml.Container._init.call(this);
+ },
+ // apply transformation
+ _applyTransform: function(){
+ // summary: applies a transformation matrix to a group
+ var matrix = this._getRealMatrix();
+ for(var i = 0; i < this.children.length; ++i){
+ this.children[i]._updateParentMatrix(matrix);
+ }
+ return this; // self
+ }
+});
+dojox.gfx.Group.nodeType = "group";
+
+dojo.declare("dojox.gfx.Rect", dojox.gfx.shape.Rect, {
+ // summary: a rectangle shape (VML)
+ setShape: function(newShape){
+ // summary: sets a rectangle shape object (VML)
+ // newShape: Object: a rectangle shape object
+ var shape = this.shape = dojox.gfx.makeParameters(this.shape, newShape);
+ this.bbox = null;
+ var style = this.rawNode.style;
+ style.left = shape.x.toFixed();
+ style.top = shape.y.toFixed();
+ style.width = (typeof shape.width == "string" && shape.width.indexOf("%") >= 0) ? shape.width : shape.width.toFixed();
+ style.height = (typeof shape.width == "string" && shape.height.indexOf("%") >= 0) ? shape.height : shape.height.toFixed();
+ var r = Math.min(1, (shape.r / Math.min(parseFloat(shape.width), parseFloat(shape.height)))).toFixed(8);
+ // a workaround for the VML's arcsize bug: cannot read arcsize of an instantiated node
+ var parent = this.rawNode.parentNode, before = null;
+ if(parent){
+ if(parent.lastChild != this.rawNode){
+ for(var i = 0; i < parent.childNodes.length; ++i){
+ if(parent.childNodes[i] == this.rawNode){
+ before = parent.childNodes[i+1];
+ break;
+ }
+ }
+ }
+ parent.removeChild(this.rawNode);
+ }
+ this.rawNode.arcsize = r;
+ if(parent){
+ if(before){
+ parent.insertBefore(this.rawNode, before);
+ }else{
+ parent.appendChild(this.rawNode);
+ }
+ }
+ // set all necessary styles, which are lost by VML (yes, it's a VML's bug)
+ return this.setTransform(this.matrix).setFill(this.fillStyle).setStroke(this.strokeStyle); // self
+ }
+});
+dojox.gfx.Rect.nodeType = "roundrect"; // use a roundrect so the stroke join type is respected
+
+dojo.declare("dojox.gfx.Ellipse", dojox.gfx.shape.Ellipse, {
+ // summary: an ellipse shape (VML)
+ setShape: function(newShape){
+ // summary: sets an ellipse shape object (VML)
+ // newShape: Object: an ellipse shape object
+ var shape = this.shape = dojox.gfx.makeParameters(this.shape, newShape);
+ this.bbox = null;
+ var style = this.rawNode.style;
+ style.left = (shape.cx - shape.rx).toFixed();
+ style.top = (shape.cy - shape.ry).toFixed();
+ style.width = (shape.rx * 2).toFixed();
+ style.height = (shape.ry * 2).toFixed();
+ return this.setTransform(this.matrix); // self
+ }
+});
+dojox.gfx.Ellipse.nodeType = "oval";
+
+dojo.declare("dojox.gfx.Circle", dojox.gfx.shape.Circle, {
+ // summary: a circle shape (VML)
+ setShape: function(newShape){
+ // summary: sets a circle shape object (VML)
+ // newShape: Object: a circle shape object
+ var shape = this.shape = dojox.gfx.makeParameters(this.shape, newShape);
+ this.bbox = null;
+ var style = this.rawNode.style;
+ style.left = (shape.cx - shape.r).toFixed();
+ style.top = (shape.cy - shape.r).toFixed();
+ style.width = (shape.r * 2).toFixed();
+ style.height = (shape.r * 2).toFixed();
+ return this; // self
+ }
+});
+dojox.gfx.Circle.nodeType = "oval";
+
+dojo.declare("dojox.gfx.Line", dojox.gfx.shape.Line, {
+ // summary: a line shape (VML)
+ constructor: function(rawNode){
+ if(rawNode) rawNode.setAttribute("dojoGfxType", "line");
+ },
+ setShape: function(newShape){
+ // summary: sets a line shape object (VML)
+ // newShape: Object: a line shape object
+ var shape = this.shape = dojox.gfx.makeParameters(this.shape, newShape);
+ this.bbox = null;
+ this.rawNode.path.v = "m" + shape.x1.toFixed() + " " + shape.y1.toFixed() +
+ "l" + shape.x2.toFixed() + " " + shape.y2.toFixed() + "e";
+ return this.setTransform(this.matrix); // self
+ }
+});
+dojox.gfx.Line.nodeType = "shape";
+
+dojo.declare("dojox.gfx.Polyline", dojox.gfx.shape.Polyline, {
+ // summary: a polyline/polygon shape (VML)
+ constructor: function(rawNode){
+ if(rawNode) rawNode.setAttribute("dojoGfxType", "polyline");
+ },
+ setShape: function(points, closed){
+ // summary: sets a polyline/polygon shape object (VML)
+ // points: Object: a polyline/polygon shape object
+ // closed: Boolean?: if true, close the polyline explicitely
+ if(points && points instanceof Array){
+ // branch
+ // points: Array: an array of points
+ this.shape = dojox.gfx.makeParameters(this.shape, { points: points });
+ if(closed && this.shape.points.length) this.shape.points.push(this.shape.points[0]);
+ }else{
+ this.shape = dojox.gfx.makeParameters(this.shape, points);
+ }
+ this.bbox = null;
+ var attr = [], p = this.shape.points;
+ if(p.length > 0){
+ attr.push("m");
+ var k = 1;
+ if(typeof p[0] == "number"){
+ attr.push(p[0].toFixed());
+ attr.push(p[1].toFixed());
+ k = 2;
+ }else{
+ attr.push(p[0].x.toFixed());
+ attr.push(p[0].y.toFixed());
+ }
+ if(p.length > k){
+ attr.push("l");
+ for(var i = k; i < p.length; ++i){
+ if(typeof p[i] == "number"){
+ attr.push(p[i].toFixed());
+ }else{
+ attr.push(p[i].x.toFixed());
+ attr.push(p[i].y.toFixed());
+ }
+ }
+ }
+ }
+ attr.push("e");
+ this.rawNode.path.v = attr.join(" ");
+ return this.setTransform(this.matrix); // self
+ }
+});
+dojox.gfx.Polyline.nodeType = "shape";
+
+dojo.declare("dojox.gfx.Image", dojox.gfx.shape.Image, {
+ // summary: an image (VML)
+ constructor: function(rawNode){
+ if(rawNode) rawNode.setAttribute("dojoGfxType", "image");
+ },
+ getEventSource: function() {
+ // summary: returns a Node, which is used as
+ // a source of events for this shape
+ return this.rawNode ? this.rawNode.firstChild : null; // Node
+ },
+ setShape: function(newShape){
+ // summary: sets an image shape object (VML)
+ // newShape: Object: an image shape object
+ var shape = this.shape = dojox.gfx.makeParameters(this.shape, newShape);
+ this.bbox = null;
+ this.rawNode.firstChild.src = shape.src;
+ return this.setTransform(this.matrix); // self
+ },
+ _setDimensions: function(s, w, h){
+ if(w || h){
+ s.width = w + "px";
+ s.height = h + "px";
+ }
+ },
+ _resetImage: function(){
+ var s = this.rawNode.firstChild.style,
+ shape = this.shape;
+ s.left = "0px";
+ s.top = "0px";
+ this._setDimensions(s, shape.width, shape.height);
+ },
+ _applyTransform: function() {
+ var matrix = this._getRealMatrix(),
+ img = this.rawNode.firstChild,
+ s = img.style,
+ shape = this.shape;
+ if(matrix){
+ matrix = dojox.gfx.matrix.multiply(matrix, {dx: shape.x, dy: shape.y});
+ }else{
+ matrix = dojox.gfx.matrix.normalize({dx: shape.x, dy: shape.y});
+ }
+ if(matrix.xy == 0 && matrix.yx == 0 && matrix.xx > 0 && matrix.yy > 0){
+ // special case to avoid filters
+ this.rawNode.style.filter = "";
+ s.left = Math.floor(matrix.dx) + "px";
+ s.top = Math.floor(matrix.dy) + "px";
+ this._setDimensions(s, Math.floor(matrix.xx * shape.width), Math.floor(matrix.yy * shape.height));
+ }else{
+ this._resetImage();
+ var f = this.rawNode.filters["DXImageTransform.Microsoft.Matrix"];
+ if(f){
+ f.M11 = matrix.xx;
+ f.M12 = matrix.xy;
+ f.M21 = matrix.yx;
+ f.M22 = matrix.yy;
+ f.Dx = matrix.dx;
+ f.Dy = matrix.dy;
+ }else{
+ this.rawNode.style.filter = "progid:DXImageTransform.Microsoft.Matrix(M11=" + matrix.xx +
+ ", M12=" + matrix.xy + ", M21=" + matrix.yx + ", M22=" + matrix.yy +
+ ", Dx=" + matrix.dx + ", Dy=" + matrix.dy + ")";
+ }
+ }
+ return this;
+ }
+});
+dojox.gfx.Image.nodeType = "div";
+
+dojo.declare("dojox.gfx.Text", dojox.gfx.shape.Text, {
+ // summary: an anchored text (VML)
+ constructor: function(rawNode){
+ if(rawNode){rawNode.setAttribute("dojoGfxType", "text");}
+ this.fontStyle = null;
+ },
+ _alignment: {start: "left", middle: "center", end: "right"},
+ setShape: function(newShape){
+ // summary: sets a text shape object (VML)
+ // newShape: Object: a text shape object
+ this.shape = dojox.gfx.makeParameters(this.shape, newShape);
+ this.bbox = null;
+ var r = this.rawNode, s = this.shape, x = s.x, y = s.y.toFixed();
+ switch(s.align){
+ case "middle":
+ x -= 5;
+ break;
+ case "end":
+ x -= 10;
+ break;
+ }
+ this.rawNode.path.v = "m" + x.toFixed() + "," + y +
+ "l" + (x + 10).toFixed() + "," + y + "e";
+ // find path and text path
+ var p = null, t = null, c = r.childNodes;
+ for(var i = 0; i < c.length; ++i){
+ var tag = c[i].tagName;
+ if(tag == "path"){
+ p = c[i];
+ if(t) break;
+ }else if(tag == "textpath"){
+ t = c[i];
+ if(p) break;
+ }
+ }
+ if(!p){
+ p = this.rawNode.ownerDocument.createElement("v:path");
+ r.appendChild(p);
+ }
+ if(!t){
+ t = this.rawNode.ownerDocument.createElement("v:textpath");
+ r.appendChild(t);
+ }
+ p.textPathOk = true;
+ t.on = true;
+ var a = dojox.gfx.vml.text_alignment[s.align];
+ t.style["v-text-align"] = a ? a : "left";
+ t.style["text-decoration"] = s.decoration;
+ t.style["v-rotate-letters"] = s.rotated;
+ t.style["v-text-kern"] = s.kerning;
+ t.string = s.text;
+ return this.setTransform(this.matrix); // self
+ },
+ _setFont: function(){
+ // summary: sets a font object (VML)
+ var f = this.fontStyle, c = this.rawNode.childNodes;
+ for(var i = 0; i < c.length; ++i){
+ if(c[i].tagName == "textpath"){
+ c[i].style.font = dojox.gfx.makeFontString(f);
+ break;
+ }
+ }
+ this.setTransform(this.matrix);
+ },
+ _getRealMatrix: function(){
+ // summary: returns the cumulative ("real") transformation matrix
+ // by combining the shape's matrix with its parent's matrix;
+ // it makes a correction for a font size
+ var matrix = dojox.gfx.Shape.prototype._getRealMatrix.call(this);
+ // It appears that text is always aligned vertically at a middle of x-height (???).
+ // It is impossible to obtain these metrics from VML => I try to approximate it with
+ // more-or-less util value of 0.7 * FontSize, which is typical for European fonts.
+ if(matrix){
+ matrix = dojox.gfx.matrix.multiply(matrix,
+ {dy: -dojox.gfx.normalizedLength(this.fontStyle ? this.fontStyle.size : "10pt") * 0.35});
+ }
+ return matrix; // dojox.gfx.Matrix2D
+ },
+ getTextWidth: function(){
+ // summary: get the text width, in px
+ var rawNode = this.rawNode, _display = rawNode.style.display;
+ rawNode.style.display = "inline";
+ var _width = dojox.gfx.pt2px(parseFloat(rawNode.currentStyle.width));
+ rawNode.style.display = _display;
+ return _width;
+ }
+});
+dojox.gfx.Text.nodeType = "shape";
+
+dojox.gfx.path._calcArc = function(alpha){
+ // return a start point, 1st and 2nd control points, and an end point
+ var cosa = Math.cos(alpha), sina = Math.sin(alpha),
+ p2 = {x: cosa + (4 / 3) * (1 - cosa), y: sina - (4 / 3) * cosa * (1 - cosa) / sina};
+ return {
+ s: {x: cosa, y: -sina},
+ c1: {x: p2.x, y: -p2.y},
+ c2: p2,
+ e: {x: cosa, y: sina}
+ };
+};
+
+dojo.declare("dojox.gfx.Path", dojox.gfx.path.Path, {
+ // summary: a path shape (VML)
+ constructor: function(rawNode){
+ if(rawNode && !rawNode.getAttribute("dojoGfxType")){
+ rawNode.setAttribute("dojoGfxType", "path");
+ }
+ this.vmlPath = "";
+ this.lastControl = {};
+ },
+ _updateWithSegment: function(segment){
+ // summary: updates the bounding box of path with new segment
+ // segment: Object: a segment
+ var last = dojo.clone(this.last);
+ dojox.gfx.Path.superclass._updateWithSegment.apply(this, arguments);
+ // add a VML path segment
+ var path = this[this.renderers[segment.action]](segment, last);
+ if(typeof this.vmlPath == "string"){
+ this.vmlPath += path.join("");
+ this.rawNode.path.v = this.vmlPath + " r0,0 e";
+ }else{
+ this.vmlPath = this.vmlPath.concat(path);
+ }
+ },
+ setShape: function(newShape){
+ // summary: forms a path using a shape (VML)
+ // newShape: Object: an VML path string or a path object (see dojox.gfx.defaultPath)
+ this.vmlPath = [];
+ this.lastControl = {};
+ dojox.gfx.Path.superclass.setShape.apply(this, arguments);
+ this.vmlPath = this.vmlPath.join("");
+ this.rawNode.path.v = this.vmlPath + " r0,0 e";
+ return this;
+ },
+ _pathVmlToSvgMap: {m: "M", l: "L", t: "m", r: "l", c: "C", v: "c", qb: "Q", x: "z", e: ""},
+ // VML-specific segment renderers
+ renderers: {
+ M: "_moveToA", m: "_moveToR",
+ L: "_lineToA", l: "_lineToR",
+ H: "_hLineToA", h: "_hLineToR",
+ V: "_vLineToA", v: "_vLineToR",
+ C: "_curveToA", c: "_curveToR",
+ S: "_smoothCurveToA", s: "_smoothCurveToR",
+ Q: "_qCurveToA", q: "_qCurveToR",
+ T: "_qSmoothCurveToA", t: "_qSmoothCurveToR",
+ A: "_arcTo", a: "_arcTo",
+ Z: "_closePath", z: "_closePath"
+ },
+ _addArgs: function(path, args, from, upto){
+ if(typeof upto == "undefined"){
+ upto = args.length;
+ }
+ if(typeof from == "undefined"){
+ from = 0;
+ }
+ for(var i = from; i < upto; ++i){
+ path.push(" ");
+ path.push(args[i].toFixed());
+ }
+ },
+ _addArgsAdjusted: function(path, last, args, from, upto){
+ if(typeof upto == "undefined"){
+ upto = args.length;
+ }
+ if(typeof from == "undefined"){
+ from = 0;
+ }
+ for(var i = from; i < upto; i += 2){
+ path.push(" ");
+ path.push((last.x + args[i]).toFixed());
+ path.push(" ");
+ path.push((last.y + args[i + 1]).toFixed());
+ }
+ },
+ _moveToA: function(segment){
+ var p = [" m"], n = segment.args, l = n.length;
+ if(l == 2){
+ this._addArgs(p, n);
+ }else{
+ this._addArgs(p, n, 0, 2);
+ p.push(" l");
+ this._addArgs(p, n, 2);
+ }
+ this.lastControl = {};
+ return p;
+ },
+ _moveToR: function(segment, last){
+ var p = ["x" in last ? " t" : " m"], n = segment.args, l = n.length;
+ if(l == 2){
+ this._addArgs(p, n);
+ }else{
+ this._addArgs(p, n, 0, 2);
+ p.push(" r");
+ this._addArgs(p, n, 2);
+ }
+ this.lastControl = {};
+ return p;
+ },
+ _lineToA: function(segment){
+ var p = [" l"];
+ this._addArgs(p, segment.args);
+ this.lastControl = {};
+ return p;
+ },
+ _lineToR: function(segment){
+ var p = [" r"];
+ this._addArgs(p, segment.args);
+ this.lastControl = {};
+ return p;
+ },
+ _hLineToA: function(segment, last){
+ var p = [" l"], n = segment.args, l = n.length, y = " " + last.y.toFixed();
+ for(var i = 0; i < l; ++i){
+ p.push(" ");
+ p.push(n[i].toFixed());
+ p.push(y);
+ }
+ this.lastControl = {};
+ return p;
+ },
+ _hLineToR: function(segment){
+ var p = [" r"], n = segment.args, l = n.length;
+ for(var i = 0; i < l; ++i){
+ p.push(" ");
+ p.push(n[i].toFixed());
+ p.push(" 0");
+ }
+ this.lastControl = {};
+ return p;
+ },
+ _vLineToA: function(segment, last){
+ var p = [" l"], n = segment.args, l = n.length, x = " " + last.x.toFixed();
+ for(var i = 0; i < l; ++i){
+ p.push(x);
+ p.push(" ");
+ p.push(n[i].toFixed());
+ }
+ this.lastControl = {};
+ return p;
+ },
+ _vLineToR: function(segment){
+ var p = [" r"], n = segment.args, l = n.length;
+ for(var i = 0; i < l; ++i){
+ p.push(" 0 ");
+ p.push(n[i].toFixed());
+ }
+ this.lastControl = {};
+ return p;
+ },
+ _curveToA: function(segment){
+ var p = [], n = segment.args, l = n.length;
+ for(var i = 0; i < l; i += 6){
+ p.push(" c");
+ this._addArgs(p, n, i, i + 6);
+ }
+ this.lastControl = {x: n[l - 4], y: n[l - 3], type: "C"};
+ return p;
+ },
+ _curveToR: function(segment, last){
+ var p = [], n = segment.args, l = n.length;
+ for(var i = 0; i < l; i += 6){
+ p.push(" v");
+ this._addArgs(p, n, i, i + 6);
+ this.lastControl = {x: last.x + n[i + 2], y: last.y + n[i + 3]};
+ last.x += n[i + 4];
+ last.y += n[i + 5];
+ }
+ this.lastControl.type = "C";
+ return p;
+ },
+ _smoothCurveToA: function(segment, last){
+ var p = [], n = segment.args, l = n.length;
+ for(var i = 0; i < l; i += 4){
+ p.push(" c");
+ if(this.lastControl.type == "C"){
+ this._addArgs(p, [
+ 2 * last.x - this.lastControl.x,
+ 2 * last.y - this.lastControl.y
+ ]);
+ }else{
+ this._addArgs(p, [last.x, last.y]);
+ }
+ this._addArgs(p, n, i, i + 4);
+ }
+ this.lastControl = {x: n[l - 4], y: n[l - 3], type: "C"};
+ return p;
+ },
+ _smoothCurveToR: function(segment, last){
+ var p = [], n = segment.args, l = n.length;
+ for(var i = 0; i < l; i += 4){
+ p.push(" v");
+ if(this.lastControl.type == "C"){
+ this._addArgs(p, [
+ last.x - this.lastControl.x,
+ last.y - this.lastControl.y
+ ]);
+ }else{
+ this._addArgs(p, [0, 0]);
+ }
+ this._addArgs(p, n, i, i + 4);
+ this.lastControl = {x: last.x + n[i], y: last.y + n[i + 1]};
+ last.x += n[i + 2];
+ last.y += n[i + 3];
+ }
+ this.lastControl.type = "C";
+ return p;
+ },
+ _qCurveToA: function(segment){
+ var p = [], n = segment.args, l = n.length;
+ for(var i = 0; i < l; i += 4){
+ p.push(" qb");
+ this._addArgs(p, n, i, i + 4);
+ }
+ this.lastControl = {x: n[l - 4], y: n[l - 3], type: "Q"};
+ return p;
+ },
+ _qCurveToR: function(segment, last){
+ var p = [], n = segment.args, l = n.length;
+ for(var i = 0; i < l; i += 4){
+ p.push(" qb");
+ this._addArgsAdjusted(p, last, n, i, i + 4);
+ this.lastControl = {x: last.x + n[i], y: last.y + n[i + 1]};
+ last.x += n[i + 2];
+ last.y += n[i + 3];
+ }
+ this.lastControl.type = "Q";
+ return p;
+ },
+ _qSmoothCurveToA: function(segment, last){
+ var p = [], n = segment.args, l = n.length;
+ for(var i = 0; i < l; i += 2){
+ p.push(" qb");
+ if(this.lastControl.type == "Q"){
+ this._addArgs(p, [
+ this.lastControl.x = 2 * last.x - this.lastControl.x,
+ this.lastControl.y = 2 * last.y - this.lastControl.y
+ ]);
+ }else{
+ this._addArgs(p, [
+ this.lastControl.x = last.x,
+ this.lastControl.y = last.y
+ ]);
+ }
+ this._addArgs(p, n, i, i + 2);
+ }
+ this.lastControl.type = "Q";
+ return p;
+ },
+ _qSmoothCurveToR: function(segment, last){
+ var p = [], n = segment.args, l = n.length;
+ for(var i = 0; i < l; i += 2){
+ p.push(" qb");
+ if(this.lastControl.type == "Q"){
+ this._addArgs(p, [
+ this.lastControl.x = 2 * last.x - this.lastControl.x,
+ this.lastControl.y = 2 * last.y - this.lastControl.y
+ ]);
+ }else{
+ this._addArgs(p, [
+ this.lastControl.x = last.x,
+ this.lastControl.y = last.y
+ ]);
+ }
+ this._addArgsAdjusted(p, last, n, i, i + 2);
+ }
+ this.lastControl.type = "Q";
+ return p;
+ },
+ _arcTo: function(segment, last){
+ var p = [], n = segment.args, l = n.length, relative = segment.action == "a";
+ for(var i = 0; i < l; i += 7){
+ var x1 = n[i + 5], y1 = n[i + 6];
+ if(relative){
+ x1 += last.x;
+ y1 += last.y;
+ }
+ var result = dojox.gfx.arc.arcAsBezier(
+ last, n[i], n[i + 1], n[i + 2],
+ n[i + 3] ? 1 : 0, n[i + 4] ? 1 : 0,
+ x1, y1
+ );
+ for(var j = 0; j < result.length; ++j){
+ p.push(" c");
+ this._addArgs(p, result[j]);
+ }
+ last = {x: x1, y: y1};
+ }
+ this.lastControl = {};
+ return p;
+ },
+ _closePath: function(){
+ this.lastControl = {};
+ return ["x"];
+ }
+});
+dojox.gfx.Path.nodeType = "shape";
+
+dojo.declare("dojox.gfx.TextPath", dojox.gfx.Path, {
+ // summary: a textpath shape (VML)
+ constructor: function(rawNode){
+ if(rawNode){rawNode.setAttribute("dojoGfxType", "textpath");}
+ this.fontStyle = null;
+ if(!("text" in this)){
+ this.text = dojo.clone(dojox.gfx.defaultTextPath);
+ }
+ if(!("fontStyle" in this)){
+ this.fontStyle = dojo.clone(dojox.gfx.defaultFont);
+ }
+ },
+ setText: function(newText){
+ // summary: sets a text to be drawn along the path
+ this.text = dojox.gfx.makeParameters(this.text,
+ typeof newText == "string" ? {text: newText} : newText);
+ this._setText();
+ return this; // self
+ },
+ setFont: function(newFont){
+ // summary: sets a font for text
+ this.fontStyle = typeof newFont == "string" ?
+ dojox.gfx.splitFontString(newFont) :
+ dojox.gfx.makeParameters(dojox.gfx.defaultFont, newFont);
+ this._setFont();
+ return this; // self
+ },
+
+ _setText: function(){
+ // summary: sets a text shape object (VML)
+ this.bbox = null;
+ var r = this.rawNode, s = this.text,
+ // find path and text path
+ p = null, t = null, c = r.childNodes;
+ for(var i = 0; i < c.length; ++i){
+ var tag = c[i].tagName;
+ if(tag == "path"){
+ p = c[i];
+ if(t) break;
+ }else if(tag == "textpath"){
+ t = c[i];
+ if(p) break;
+ }
+ }
+ if(!p){
+ p = this.rawNode.ownerDocument.createElement("v:path");
+ r.appendChild(p);
+ }
+ if(!t){
+ t = this.rawNode.ownerDocument.createElement("v:textpath");
+ r.appendChild(t);
+ }
+ p.textPathOk = true;
+ t.on = true;
+ var a = dojox.gfx.vml.text_alignment[s.align];
+ t.style["v-text-align"] = a ? a : "left";
+ t.style["text-decoration"] = s.decoration;
+ t.style["v-rotate-letters"] = s.rotated;
+ t.style["v-text-kern"] = s.kerning;
+ t.string = s.text;
+ },
+ _setFont: function(){
+ // summary: sets a font object (VML)
+ var f = this.fontStyle, c = this.rawNode.childNodes;
+ for(var i = 0; i < c.length; ++i){
+ if(c[i].tagName == "textpath"){
+ c[i].style.font = dojox.gfx.makeFontString(f);
+ break;
+ }
+ }
+ }
+});
+dojox.gfx.TextPath.nodeType = "shape";
+
+dojo.declare("dojox.gfx.Surface", dojox.gfx.shape.Surface, {
+ // summary: a surface object to be used for drawings (VML)
+ constructor: function(){
+ dojox.gfx.vml.Container._init.call(this);
+ },
+ setDimensions: function(width, height){
+ // summary: sets the width and height of the rawNode
+ // width: String: width of surface, e.g., "100px"
+ // height: String: height of surface, e.g., "100px"
+ this.width = dojox.gfx.normalizedLength(width); // in pixels
+ this.height = dojox.gfx.normalizedLength(height); // in pixels
+ if(!this.rawNode) return this;
+ var cs = this.clipNode.style,
+ r = this.rawNode, rs = r.style,
+ bs = this.bgNode.style;
+ cs.width = width;
+ cs.height = height;
+ cs.clip = "rect(0 " + width + " " + height + " 0)";
+ rs.width = width;
+ rs.height = height;
+ r.coordsize = width + " " + height;
+ bs.width = width;
+ bs.height = height;
+ return this; // self
+ },
+ getDimensions: function(){
+ // summary: returns an object with properties "width" and "height"
+ var t = this.rawNode ? {
+ width: dojox.gfx.normalizedLength(this.rawNode.style.width),
+ height: dojox.gfx.normalizedLength(this.rawNode.style.height)} : null;
+ if(t.width <= 0){ t.width = this.width; }
+ if(t.height <= 0){ t.height = this.height; }
+ return t; // Object
+ }
+});
+
+dojox.gfx.createSurface = function(parentNode, width, height){
+ // summary: creates a surface (VML)
+ // parentNode: Node: a parent node
+ // width: String: width of surface, e.g., "100px"
+ // height: String: height of surface, e.g., "100px"
+
+ if(!width){ width = "100%"; }
+ if(!height){ height = "100%"; }
+ var s = new dojox.gfx.Surface(), p = dojo.byId(parentNode),
+ c = s.clipNode = p.ownerDocument.createElement("div"),
+ r = s.rawNode = p.ownerDocument.createElement("v:group"),
+ cs = c.style, rs = r.style;
+
+ p.style.width = width;
+ p.style.height = height;
+
+ cs.position = "absolute";
+ cs.width = width;
+ cs.height = height;
+ cs.clip = "rect(0 " + width + " " + height + " 0)";
+ rs.position = "absolute";
+ rs.width = width;
+ rs.height = height;
+ r.coordsize = (width == "100%" ? width : parseFloat(width)) + " " +
+ (height == "100%" ? height : parseFloat(height));
+ r.coordorigin = "0 0";
+
+ // create a background rectangle, which is required to show all other shapes
+ var b = s.bgNode = r.ownerDocument.createElement("v:rect"), bs = b.style;
+ bs.left = bs.top = 0;
+ bs.width = rs.width;
+ bs.height = rs.height;
+ b.filled = b.stroked = "f";
+
+ r.appendChild(b);
+ c.appendChild(r);
+ p.appendChild(c);
+
+ s.width = dojox.gfx.normalizedLength(width); // in pixels
+ s.height = dojox.gfx.normalizedLength(height); // in pixels
+
+ return s; // dojox.gfx.Surface
+};
+
+// Extenders
+
+dojox.gfx.vml.Container = {
+ _init: function(){
+ dojox.gfx.shape.Container._init.call(this);
+ },
+ add: function(shape){
+ // summary: adds a shape to a group/surface
+ // shape: dojox.gfx.Shape: an VML shape object
+ if(this != shape.getParent()){
+ this.rawNode.appendChild(shape.rawNode);
+ //dojox.gfx.Group.superclass.add.apply(this, arguments);
+ //this.inherited(arguments);
+ dojox.gfx.shape.Container.add.apply(this, arguments);
+ }
+ return this; // self
+ },
+ remove: function(shape, silently){
+ // summary: remove a shape from a group/surface
+ // shape: dojox.gfx.Shape: an VML shape object
+ // silently: Boolean?: if true, regenerate a picture
+ if(this == shape.getParent()){
+ if(this.rawNode == shape.rawNode.parentNode){
+ this.rawNode.removeChild(shape.rawNode);
+ }
+ //dojox.gfx.Group.superclass.remove.apply(this, arguments);
+ //this.inherited(arguments);
+ dojox.gfx.shape.Container.remove.apply(this, arguments);
+ }
+ return this; // self
+ },
+ clear: function(){
+ // summary: removes all shapes from a group/surface
+ var r = this.rawNode;
+ while(r.firstChild != r.lastChild){
+ if(r.firstChild != this.bgNode){
+ r.removeChild(r.firstChild);
+ }
+ if(r.lastChild != this.bgNode){
+ r.removeChild(r.lastChild);
+ }
+ }
+ //return this.inherited(arguments); // self
+ return dojox.gfx.shape.Container.clear.apply(this, arguments);
+ },
+ _moveChildToFront: dojox.gfx.shape.Container._moveChildToFront,
+ _moveChildToBack: dojox.gfx.shape.Container._moveChildToBack
+};
+
+dojo.mixin(dojox.gfx.shape.Creator, {
+ // summary: VML shape creators
+ createGroup: function(){
+ // summary: creates a VML group shape
+ var g = this.createObject(dojox.gfx.Group, null); // dojox.gfx.Group
+ // create a background rectangle, which is required to show all other shapes
+ var r = g.rawNode.ownerDocument.createElement("v:rect");
+ r.style.left = r.style.top = 0;
+ r.style.width = g.rawNode.style.width;
+ r.style.height = g.rawNode.style.height;
+ r.filled = r.stroked = "f";
+ g.rawNode.appendChild(r);
+ g.bgNode = r;
+ return g; // dojox.gfx.Group
+ },
+ createImage: function(image){
+ // summary: creates a VML image shape
+ // image: Object: an image object (see dojox.gfx.defaultImage)
+ if(!this.rawNode) return null;
+ var shape = new dojox.gfx.Image(), node = this.rawNode.ownerDocument.createElement('div');
+ node.style.position = "absolute";
+ node.style.width = this.rawNode.style.width;
+ node.style.height = this.rawNode.style.height;
+ //node.style.filter = "progid:DXImageTransform.Microsoft.Matrix(M11=1, M12=0, M21=0, M22=1, Dx=0, Dy=0)";
+ var img = this.rawNode.ownerDocument.createElement('img');
+ img.style.position = "relative";
+ node.appendChild(img);
+ shape.setRawNode(node);
+ this.rawNode.appendChild(node);
+ shape.setShape(image);
+ this.add(shape);
+ return shape; // dojox.gfx.Image
+ },
+ createObject: function(shapeType, rawShape) {
+ // summary: creates an instance of the passed shapeType class
+ // shapeType: Function: a class constructor to create an instance of
+ // rawShape: Object: properties to be passed in to the classes "setShape" method
+ // overrideSize: Boolean: set the size explicitly, if true
+ if(!this.rawNode) return null;
+ var shape = new shapeType(),
+ node = this.rawNode.ownerDocument.createElement('v:' + shapeType.nodeType);
+ shape.setRawNode(node);
+ this.rawNode.appendChild(node);
+ switch(shapeType){
+ case dojox.gfx.Group:
+ case dojox.gfx.Line:
+ case dojox.gfx.Polyline:
+ case dojox.gfx.Text:
+ case dojox.gfx.Path:
+ case dojox.gfx.TextPath:
+ this._overrideSize(node);
+ }
+ shape.setShape(rawShape);
+ this.add(shape);
+ return shape; // dojox.gfx.Shape
+ },
+ _overrideSize: function(node){
+ var p = this;
+ while(p && !(p instanceof dojox.gfx.Surface)){ p = p.parent; }
+ node.style.width = p.width;
+ node.style.height = p.height;
+ node.coordsize = p.width + " " + p.height;
+ }
+});
+
+dojo.extend(dojox.gfx.Group, dojox.gfx.vml.Container);
+dojo.extend(dojox.gfx.Group, dojox.gfx.shape.Creator);
+
+dojo.extend(dojox.gfx.Surface, dojox.gfx.vml.Container);
+dojo.extend(dojox.gfx.Surface, dojox.gfx.shape.Creator);
+
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-10 05:16:09 +0000