diff options
Diffstat (limited to 'js/dojo-1.6/dojox/gfx/_base.xd.js')
| -rw-r--r-- | js/dojo-1.6/dojox/gfx/_base.xd.js | 392 |
1 files changed, 392 insertions, 0 deletions
diff --git a/js/dojo-1.6/dojox/gfx/_base.xd.js b/js/dojo-1.6/dojox/gfx/_base.xd.js new file mode 100644 index 0000000..9d70c65 --- /dev/null +++ b/js/dojo-1.6/dojox/gfx/_base.xd.js @@ -0,0 +1,392 @@ +/*
+ Copyright (c) 2004-2011, The Dojo Foundation All Rights Reserved.
+ Available via Academic Free License >= 2.1 OR the modified BSD license.
+ see: http://dojotoolkit.org/license for details
+*/
+
+
+dojo._xdResourceLoaded(function(dojo, dijit, dojox){
+return {depends: [["provide", "dojox.gfx._base"]],
+defineResource: function(dojo, dijit, dojox){if(!dojo._hasResource["dojox.gfx._base"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
+dojo._hasResource["dojox.gfx._base"] = true;
+dojo.provide("dojox.gfx._base");
+
+(function(){
+ var g = dojox.gfx, b = g._base;
+
+ // candidates for dojox.style (work on VML and SVG nodes)
+ g._hasClass = function(/*DomNode*/node, /*String*/classStr){
+ // summary:
+ // Returns whether or not the specified classes are a portion of the
+ // class list currently applied to the node.
+ // return (new RegExp('(^|\\s+)'+classStr+'(\\s+|$)')).test(node.className) // Boolean
+ var cls = node.getAttribute("className");
+ return cls && (" " + cls + " ").indexOf(" " + classStr + " ") >= 0; // Boolean
+ };
+ g._addClass = function(/*DomNode*/node, /*String*/classStr){
+ // summary:
+ // Adds the specified classes to the end of the class list on the
+ // passed node.
+ var cls = node.getAttribute("className") || "";
+ if(!cls || (" " + cls + " ").indexOf(" " + classStr + " ") < 0){
+ node.setAttribute("className", cls + (cls ? " " : "") + classStr);
+ }
+ };
+ g._removeClass = function(/*DomNode*/node, /*String*/classStr){
+ // summary: Removes classes from node.
+ var cls = node.getAttribute("className");
+ if(cls){
+ node.setAttribute(
+ "className",
+ cls.replace(new RegExp('(^|\\s+)' + classStr + '(\\s+|$)'), "$1$2")
+ );
+ }
+ };
+
+ // candidate for dojox.html.metrics (dynamic font resize handler is not implemented here)
+
+ // derived from Morris John's emResized measurer
+ b._getFontMeasurements = function(){
+ // summary:
+ // Returns an object that has pixel equivilents of standard font
+ // size values.
+ var heights = {
+ '1em': 0, '1ex': 0, '100%': 0, '12pt': 0, '16px': 0, 'xx-small': 0,
+ 'x-small': 0, 'small': 0, 'medium': 0, 'large': 0, 'x-large': 0,
+ 'xx-large': 0
+ };
+
+ if(dojo.isIE){
+ // we do a font-size fix if and only if one isn't applied already.
+ // NOTE: If someone set the fontSize on the HTML Element, this will kill it.
+ dojo.doc.documentElement.style.fontSize="100%";
+ }
+
+ // set up the measuring node.
+ var div = dojo.create("div", {style: {
+ position: "absolute",
+ left: "0",
+ top: "-100px",
+ width: "30px",
+ height: "1000em",
+ borderWidth: "0",
+ margin: "0",
+ padding: "0",
+ outline: "none",
+ lineHeight: "1",
+ overflow: "hidden"
+ }}, dojo.body());
+
+ // do the measurements.
+ for(var p in heights){
+ div.style.fontSize = p;
+ heights[p] = Math.round(div.offsetHeight * 12/16) * 16/12 / 1000;
+ }
+
+ dojo.body().removeChild(div);
+ return heights; // object
+ };
+
+ var fontMeasurements = null;
+
+ b._getCachedFontMeasurements = function(recalculate){
+ if(recalculate || !fontMeasurements){
+ fontMeasurements = b._getFontMeasurements();
+ }
+ return fontMeasurements;
+ };
+
+ // candidate for dojox.html.metrics
+
+ var measuringNode = null, empty = {};
+ b._getTextBox = function( /*String*/ text,
+ /*Object*/ style,
+ /*String?*/ className){
+ var m, s, al = arguments.length;
+ if(!measuringNode){
+ measuringNode = dojo.create("div", {style: {
+ position: "absolute",
+ top: "-10000px",
+ left: "0"
+ }}, dojo.body());
+ }
+ m = measuringNode;
+ // reset styles
+ m.className = "";
+ s = m.style;
+ s.borderWidth = "0";
+ s.margin = "0";
+ s.padding = "0";
+ s.outline = "0";
+ // set new style
+ if(al > 1 && style){
+ for(var i in style){
+ if(i in empty){ continue; }
+ s[i] = style[i];
+ }
+ }
+ // set classes
+ if(al > 2 && className){
+ m.className = className;
+ }
+ // take a measure
+ m.innerHTML = text;
+
+ if(m["getBoundingClientRect"]){
+ var bcr = m.getBoundingClientRect();
+ return {l: bcr.left, t: bcr.top, w: bcr.width || (bcr.right - bcr.left), h: bcr.height || (bcr.bottom - bcr.top)};
+ }else{
+ return dojo.marginBox(m);
+ }
+ };
+
+ // candidate for dojo.dom
+
+ var uniqueId = 0;
+ b._getUniqueId = function(){
+ // summary: returns a unique string for use with any DOM element
+ var id;
+ do{
+ id = dojo._scopeName + "Unique" + (++uniqueId);
+ }while(dojo.byId(id));
+ return id;
+ };
+})();
+
+dojo.mixin(dojox.gfx, {
+ // summary:
+ // defines constants, prototypes, and utility functions
+
+ // default shapes, which are used to fill in missing parameters
+ defaultPath: {
+ type: "path", path: ""
+ },
+ defaultPolyline: {
+ type: "polyline", points: []
+ },
+ defaultRect: {
+ type: "rect", x: 0, y: 0, width: 100, height: 100, r: 0
+ },
+ defaultEllipse: {
+ type: "ellipse", cx: 0, cy: 0, rx: 200, ry: 100
+ },
+ defaultCircle: {
+ type: "circle", cx: 0, cy: 0, r: 100
+ },
+ defaultLine: {
+ type: "line", x1: 0, y1: 0, x2: 100, y2: 100
+ },
+ defaultImage: {
+ type: "image", x: 0, y: 0, width: 0, height: 0, src: ""
+ },
+ defaultText: {
+ type: "text", x: 0, y: 0, text: "", align: "start",
+ decoration: "none", rotated: false, kerning: true
+ },
+ defaultTextPath: {
+ type: "textpath", text: "", align: "start",
+ decoration: "none", rotated: false, kerning: true
+ },
+
+ // default geometric attributes
+ defaultStroke: {
+ type: "stroke", color: "black", style: "solid", width: 1,
+ cap: "butt", join: 4
+ },
+ defaultLinearGradient: {
+ type: "linear", x1: 0, y1: 0, x2: 100, y2: 100,
+ colors: [
+ { offset: 0, color: "black" }, { offset: 1, color: "white" }
+ ]
+ },
+ defaultRadialGradient: {
+ type: "radial", cx: 0, cy: 0, r: 100,
+ colors: [
+ { offset: 0, color: "black" }, { offset: 1, color: "white" }
+ ]
+ },
+ defaultPattern: {
+ type: "pattern", x: 0, y: 0, width: 0, height: 0, src: ""
+ },
+ defaultFont: {
+ type: "font", style: "normal", variant: "normal",
+ weight: "normal", size: "10pt", family: "serif"
+ },
+
+ getDefault: (function(){
+ var typeCtorCache = {};
+ // a memoized delegate()
+ return function(/*String*/ type){
+ var t = typeCtorCache[type];
+ if(t){
+ return new t();
+ }
+ t = typeCtorCache[type] = new Function;
+ t.prototype = dojox.gfx[ "default" + type ];
+ return new t();
+ }
+ })(),
+
+ normalizeColor: function(/*Color*/ color){
+ // summary:
+ // converts any legal color representation to normalized
+ // dojo.Color object
+ return (color instanceof dojo.Color) ? color : new dojo.Color(color); // dojo.Color
+ },
+ normalizeParameters: function(existed, update){
+ // summary:
+ // updates an existing object with properties from an "update"
+ // object
+ // existed: Object
+ // the "target" object to be updated
+ // update: Object
+ // the "update" object, whose properties will be used to update
+ // the existed object
+ if(update){
+ var empty = {};
+ for(var x in existed){
+ if(x in update && !(x in empty)){
+ existed[x] = update[x];
+ }
+ }
+ }
+ return existed; // Object
+ },
+ makeParameters: function(defaults, update){
+ // summary:
+ // copies the original object, and all copied properties from the
+ // "update" object
+ // defaults: Object
+ // the object to be cloned before updating
+ // update: Object
+ // the object, which properties are to be cloned during updating
+ if(!update){
+ // return dojo.clone(defaults);
+ return dojo.delegate(defaults);
+ }
+ var result = {};
+ for(var i in defaults){
+ if(!(i in result)){
+ result[i] = dojo.clone((i in update) ? update[i] : defaults[i]);
+ }
+ }
+ return result; // Object
+ },
+ formatNumber: function(x, addSpace){
+ // summary: converts a number to a string using a fixed notation
+ // x: Number: number to be converted
+ // addSpace: Boolean?: if it is true, add a space before a positive number
+ var val = x.toString();
+ if(val.indexOf("e") >= 0){
+ val = x.toFixed(4);
+ }else{
+ var point = val.indexOf(".");
+ if(point >= 0 && val.length - point > 5){
+ val = x.toFixed(4);
+ }
+ }
+ if(x < 0){
+ return val; // String
+ }
+ return addSpace ? " " + val : val; // String
+ },
+ // font operations
+ makeFontString: function(font){
+ // summary: converts a font object to a CSS font string
+ // font: Object: font object (see dojox.gfx.defaultFont)
+ return font.style + " " + font.variant + " " + font.weight + " " + font.size + " " + font.family; // Object
+ },
+ splitFontString: function(str){
+ // summary:
+ // converts a CSS font string to a font object
+ // description:
+ // Converts a CSS font string to a gfx font object. The CSS font
+ // string components should follow the W3C specified order
+ // (see http://www.w3.org/TR/CSS2/fonts.html#font-shorthand):
+ // style, variant, weight, size, optional line height (will be
+ // ignored), and family.
+ // str: String
+ // a CSS font string
+ var font = dojox.gfx.getDefault("Font");
+ var t = str.split(/\s+/);
+ do{
+ if(t.length < 5){ break; }
+ font.style = t[0];
+ font.variant = t[1];
+ font.weight = t[2];
+ var i = t[3].indexOf("/");
+ font.size = i < 0 ? t[3] : t[3].substring(0, i);
+ var j = 4;
+ if(i < 0){
+ if(t[4] == "/"){
+ j = 6;
+ }else if(t[4].charAt(0) == "/"){
+ j = 5;
+ }
+ }
+ if(j < t.length){
+ font.family = t.slice(j).join(" ");
+ }
+ }while(false);
+ return font; // Object
+ },
+ // length operations
+ cm_in_pt: 72 / 2.54, // Number: points per centimeter
+ mm_in_pt: 7.2 / 2.54, // Number: points per millimeter
+ px_in_pt: function(){
+ // summary: returns a number of pixels per point
+ return dojox.gfx._base._getCachedFontMeasurements()["12pt"] / 12; // Number
+ },
+ pt2px: function(len){
+ // summary: converts points to pixels
+ // len: Number: a value in points
+ return len * dojox.gfx.px_in_pt(); // Number
+ },
+ px2pt: function(len){
+ // summary: converts pixels to points
+ // len: Number: a value in pixels
+ return len / dojox.gfx.px_in_pt(); // Number
+ },
+ normalizedLength: function(len) {
+ // summary: converts any length value to pixels
+ // len: String: a length, e.g., "12pc"
+ if(len.length == 0) return 0;
+ if(len.length > 2){
+ var px_in_pt = dojox.gfx.px_in_pt();
+ var val = parseFloat(len);
+ switch(len.slice(-2)){
+ case "px": return val;
+ case "pt": return val * px_in_pt;
+ case "in": return val * 72 * px_in_pt;
+ case "pc": return val * 12 * px_in_pt;
+ case "mm": return val * dojox.gfx.mm_in_pt * px_in_pt;
+ case "cm": return val * dojox.gfx.cm_in_pt * px_in_pt;
+ }
+ }
+ return parseFloat(len); // Number
+ },
+
+ // a constant used to split a SVG/VML path into primitive components
+ pathVmlRegExp: /([A-Za-z]+)|(\d+(\.\d+)?)|(\.\d+)|(-\d+(\.\d+)?)|(-\.\d+)/g,
+ pathSvgRegExp: /([A-Za-z])|(\d+(\.\d+)?)|(\.\d+)|(-\d+(\.\d+)?)|(-\.\d+)/g,
+
+ equalSources: function(a, b){
+ // summary: compares event sources, returns true if they are equal
+ return a && b && a == b;
+ },
+
+ switchTo: function(renderer){
+ var ns = dojox.gfx[renderer];
+ if(ns){
+ dojo.forEach(["Group", "Rect", "Ellipse", "Circle", "Line",
+ "Polyline", "Image", "Text", "Path", "TextPath",
+ "Surface", "createSurface"], function(name){
+ dojox.gfx[name] = ns[name];
+ });
+ }
+ }
+});
+
+}
+
+}};});
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