103 lines
2.4 KiB
JavaScript
103 lines
2.4 KiB
JavaScript
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dojo.provide("dojox.charting.plot2d.Base");
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dojo.require("dojox.charting.scaler.primitive");
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dojo.require("dojox.charting.Element");
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dojo.require("dojox.charting.plot2d.common");
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dojo.declare("dojox.charting.plot2d.Base", dojox.charting.Element, {
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destroy: function(){
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this.resetEvents();
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this.inherited(arguments);
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},
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clear: function(){
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this.series = [];
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this._hAxis = null;
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this._vAxis = null;
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this.dirty = true;
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return this;
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},
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setAxis: function(axis){
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if(axis){
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this[axis.vertical ? "_vAxis" : "_hAxis"] = axis;
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}
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return this;
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},
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addSeries: function(run){
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this.series.push(run);
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return this;
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},
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calculateAxes: function(dim){
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return this;
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},
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isDirty: function(){
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return this.dirty || this._hAxis && this._hAxis.dirty || this._vAxis && this._vAxis.dirty;
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},
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render: function(dim, offsets){
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return this;
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},
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getRequiredColors: function(){
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return this.series.length;
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},
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// events
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plotEvent: function(o){
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// intentionally empty --- used for events
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},
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connect: function(object, method){
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this.dirty = true;
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return dojo.connect(this, "plotEvent", object, method);
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},
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events: function(){
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var ls = this.plotEvent._listeners;
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if(!ls || !ls.length){ return false; }
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for(var i in ls){
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if(!(i in Array.prototype)){
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return true;
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}
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}
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return false;
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},
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resetEvents: function(){
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this.plotEvent({type: "onplotreset", plot: this});
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},
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// utilities
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_calc: function(dim, stats){
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// calculate scaler
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if(this._hAxis){
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if(!this._hAxis.initialized()){
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this._hAxis.calculate(stats.hmin, stats.hmax, dim.width);
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}
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this._hScaler = this._hAxis.getScaler();
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}else{
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this._hScaler = dojox.charting.scaler.primitive.buildScaler(stats.hmin, stats.hmax, dim.width);
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}
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if(this._vAxis){
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if(!this._vAxis.initialized()){
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this._vAxis.calculate(stats.vmin, stats.vmax, dim.height);
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}
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this._vScaler = this._vAxis.getScaler();
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}else{
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this._vScaler = dojox.charting.scaler.primitive.buildScaler(stats.vmin, stats.vmax, dim.height);
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}
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},
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_connectEvents: function(shape, o){
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shape.connect("onmouseover", this, function(e){
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o.type = "onmouseover";
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o.event = e;
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this.plotEvent(o);
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});
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shape.connect("onmouseout", this, function(e){
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o.type = "onmouseout";
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o.event = e;
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this.plotEvent(o);
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});
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shape.connect("onclick", this, function(e){
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o.type = "onclick";
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o.event = e;
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this.plotEvent(o);
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});
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}
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});
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