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authormensonge <mensonge@b3834d28-1941-0410-a4f8-b48e95affb8f>2008-11-13 09:49:11 +0000
committermensonge <mensonge@b3834d28-1941-0410-a4f8-b48e95affb8f>2008-11-13 09:49:11 +0000
commite44a7e37b6c7b5961adaffc62b9042b8d442938e (patch)
tree95b67c356e93163467db2451f2b8cce84ed5d582 /includes/js/dojox/charting/widget/Chart2D.js
parenta62b9742ee5e28bcec6872d88f50f25b820914f6 (diff)
downloadsemanticscuttle-e44a7e37b6c7b5961adaffc62b9042b8d442938e.tar.gz
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New feature: basic Ajax suggestion for tags and implementation of Dojo toolkit
git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@151 b3834d28-1941-0410-a4f8-b48e95affb8f
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diff --git a/includes/js/dojox/charting/widget/Chart2D.js b/includes/js/dojox/charting/widget/Chart2D.js
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+if(!dojo._hasResource["dojox.charting.widget.Chart2D"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
+dojo._hasResource["dojox.charting.widget.Chart2D"] = true;
+dojo.provide("dojox.charting.widget.Chart2D");
+
+dojo.require("dijit._Widget");
+dojo.require("dojox.charting.Chart2D");
+dojo.require("dojox.lang.functional");
+
+(function(){
+ var collectAxisParams, collectPlotParams, collectDataParams,
+ notNull = function(o){ return o; },
+ df = dojox.lang.functional,
+ du = dojox.lang.utils;
+
+ dojo.declare("dojox.charting.widget.Chart2D", dijit._Widget, {
+ // parameters for the markup
+
+ // theme for the chart
+ theme: null,
+
+ // margins for the chart: {l: 10, r: 10, t: 10, b: 10}
+ margins: null,
+
+ // chart area
+ stroke: null,
+ fill: null,
+
+ // methods
+
+ buildRendering: function(){
+ var n = this.domNode = this.srcNodeRef;
+
+ // collect chart parameters
+ var axes = dojo.filter(dojo.query("> .axis", n).map(collectAxisParams), notNull);
+ var plots = dojo.filter(dojo.query("> .plot", n).map(collectPlotParams), notNull);
+ var series = dojo.filter(dojo.query("> .series", n).map(collectDataParams), notNull);
+
+ // build the chart
+ n.innerHTML = "";
+ var c = this.chart = new dojox.charting.Chart2D(n, {
+ margins: this.margins,
+ stroke: this.stroke,
+ fill: this.fill
+ });
+
+ // add collected parameters
+ if(this.theme){
+ c.setTheme(this.theme);
+ }
+ dojo.forEach(axes, function(axis){
+ c.addAxis(axis.name, axis.kwArgs);
+ });
+ dojo.forEach(plots, function(plot){
+ c.addPlot(plot.name, plot.kwArgs);
+ });
+ var render = df.foldl(series, function(render, series){
+ if(series.type == "data"){
+ c.addSeries(series.name, series.data, series.kwArgs);
+ render = true;
+ }else{
+ c.addSeries(series.name, [0], series.kwArgs);
+ var kw = {};
+ du.updateWithPattern(
+ kw,
+ series.kwArgs,
+ {
+ "query": "",
+ "queryOptions": null,
+ "start": 0,
+ "count": 1 //,
+ // "sort": []
+ },
+ true
+ );
+ if(series.kwArgs.sort){
+ // sort is a complex object type and doesn't survive coercian
+ kw.sort = dojo.clone(series.kwArgs.sort);
+ }
+ dojo.mixin(kw, {
+ onComplete: function(data){
+ var values;
+ if("valueFn" in series.kwArgs){
+ var fn = series.kwArgs.valueFn;
+ values = dojo.map(data, function(x){
+ return fn(series.data.getValue(x, series.field, 0));
+ });
+ }else{
+ values = dojo.map(data, function(x){
+ return series.data.getValue(x, series.field, 0);
+ });
+ }
+ c.addSeries(series.name, values, series.kwArgs).render();
+ }
+ });
+ series.data.fetch(kw);
+ }
+ return render;
+ }, false);
+ if(render){ c.render(); }
+ },
+ resize: function(box){
+ dojo.marginBox(this.domNode, box);
+ this.chart.resize();
+ }
+ });
+
+ collectAxisParams = function(node){
+ var name = node.getAttribute("name"), type = node.getAttribute("type");
+ if(!name){ return null; }
+ var o = {name: name, kwArgs: {}}, kw = o.kwArgs;
+ if(type){
+ if(dojox.charting.axis2d[type]){
+ type = dojox._scopeName + ".charting.axis2d." + type;
+ }
+ var axis = eval("(" + type + ")");
+ if(axis){ kw.type = axis; }
+ }else{
+ type = dojox._scopeName + ".charting.axis2d.Default";
+ }
+ var dp = eval("(" + type + ".prototype.defaultParams)");
+ for(var x in dp){
+ if(x in kw){ continue; }
+ var attr = node.getAttribute(x);
+ kw[x] = du.coerceType(dp[x], attr == null ? dp[x] : attr);
+ }
+ var op = eval("(" + type + ".prototype.optionalParams)");
+ for(var x in op){
+ if(x in kw){ continue; }
+ var attr = node.getAttribute(x);
+ if(attr != null){
+ kw[x] = du.coerceType(op[x], attr);
+ }
+ }
+ return o;
+ };
+
+ collectPlotParams = function(node){
+ var name = node.getAttribute("name"), type = node.getAttribute("type");
+ if(!name){ return null; }
+ var o = {name: name, kwArgs: {}}, kw = o.kwArgs;
+ if(type){
+ if(dojox.charting.plot2d[type]){
+ type = dojox._scopeName + ".charting.plot2d." + type;
+ }
+ var plot = eval("(" + type + ")");
+ if(plot){ kw.type = plot; }
+ }else{
+ type = dojox._scopeName + ".charting.plot2d.Default";
+ }
+ var dp = eval("(" + type + ".prototype.defaultParams)");
+ for(var x in dp){
+ if(x in kw){ continue; }
+ var attr = node.getAttribute(x);
+ kw[x] = du.coerceType(dp[x], attr == null ? dp[x] : attr);
+ }
+ var op = eval("(" + type + ".prototype.optionalParams)");
+ for(var x in op){
+ if(x in kw){ continue; }
+ var attr = node.getAttribute(x);
+ if(attr != null){
+ kw[x] = du.coerceType(op[x], attr);
+ }
+ }
+ return o;
+ };
+
+ collectDataParams = function(node){
+ var name = node.getAttribute("name");
+ if(!name){ return null; }
+ var o = {name: name, kwArgs: {}}, kw = o.kwArgs, t;
+ t = node.getAttribute("plot");
+ if(t != null){ kw.plot = t; }
+ t = node.getAttribute("marker");
+ if(t != null){ kw.marker = t; }
+ t = node.getAttribute("stroke");
+ if(t != null){ kw.stroke = eval("(" + t + ")"); }
+ t = node.getAttribute("fill");
+ if(t != null){ kw.fill = eval("(" + t + ")"); }
+ t = node.getAttribute("data");
+ if(t != null){
+ o.type = "data";
+ o.data = dojo.map(String(t).split(','), Number);
+ return o;
+ }
+ t = node.getAttribute("array");
+ if(t != null){
+ o.type = "data";
+ o.data = eval("(" + t + ")");
+ return o;
+ }
+ t = node.getAttribute("store");
+ if(t != null){
+ o.type = "store";
+ o.data = eval("(" + t + ")");
+ t = node.getAttribute("field");
+ o.field = t != null ? t : "value";
+ t = node.getAttribute("query");
+ if(!!t){ kw.query = t; }
+ t = node.getAttribute("queryOptions");
+ if(!!t){ kw.queryOptions = eval("(" + t + ")"); }
+ t = node.getAttribute("start");
+ if(!!t){ kw.start = Number(t); }
+ t = node.getAttribute("count");
+ if(!!t){ kw.count = Number(t); }
+ t = node.getAttribute("sort");
+ if(!!t){ kw.sort = eval("("+t+")"); }
+ t = node.getAttribute("valueFn");
+ if(!!t){ kw.valueFn = df.lambda(t); }
+ return o;
+ }
+ return null;
+ };
+})();
+
+}