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Rev 1318 Rev 1422
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/*
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/*
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	Copyright (c) 2004-2006, The Dojo Foundation
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	Copyright (c) 2004-2006, The Dojo Foundation
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	All Rights Reserved.
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	All Rights Reserved.
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	Licensed under the Academic Free License version 2.1 or above OR the
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	Licensed under the Academic Free License version 2.1 or above OR the
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	modified BSD license. For more information on Dojo licensing, see:
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	modified BSD license. For more information on Dojo licensing, see:
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		http://dojotoolkit.org/community/licensing.shtml
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		http://dojotoolkit.org/community/licensing.shtml
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*/
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*/
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dojo.provide("dojo.charting.PlotArea");
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dojo.provide("dojo.charting.PlotArea");
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dojo.require("dojo.lang.common");
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dojo.require("dojo.lang.common");
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dojo.require("dojo.gfx.color");
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dojo.require("dojo.gfx.color");
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dojo.require("dojo.gfx.color.hsl");
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dojo.require("dojo.gfx.color.hsl");
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dojo.require("dojo.charting.Plot");
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dojo.require("dojo.charting.Plot");
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dojo.charting.PlotArea = function () {
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dojo.charting.PlotArea = function () {
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	var id = "dojo-charting-plotarea-" + dojo.charting.PlotArea.count++;
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	var id = "dojo-charting-plotarea-" + dojo.charting.PlotArea.count++;
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	this.getId = function () {
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	this.getId = function () {
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		return id;
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		return id;
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	};
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	};
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	this.setId = function (key) {
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	this.setId = function (key) {
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		id = key;
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		id = key;
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	};
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	};
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	this.areaType = "standard";
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	this.areaType = "standard";
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	this.plots = [];
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	this.plots = [];
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	this.size = {width:600, height:400};
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	this.size = {width:600, height:400};
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	this.padding = {top:10, right:10, bottom:20, left:20};
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	this.padding = {top:10, right:10, bottom:20, left:20};
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	this.nodes = {main:null, area:null, background:null, axes:null, plots:null};
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	this.nodes = {main:null, area:null, background:null, axes:null, plots:null};
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	this._color = {h:140, s:120, l:120, step:27};
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	this._color = {h:140, s:120, l:120, step:27};
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};
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};
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dojo.charting.PlotArea.count = 0;
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dojo.charting.PlotArea.count = 0;
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dojo.extend(dojo.charting.PlotArea, {nextColor:function () {
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dojo.extend(dojo.charting.PlotArea, {nextColor:function () {
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	var rgb = dojo.gfx.color.hsl2rgb(this._color.h, this._color.s, this._color.l);
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	var rgb = dojo.gfx.color.hsl2rgb(this._color.h, this._color.s, this._color.l);
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	this._color.h = (this._color.h + this._color.step) % 360;
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	this._color.h = (this._color.h + this._color.step) % 360;
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	while (this._color.h < 140) {
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	while (this._color.h < 140) {
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		this._color.h += this._color.step;
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		this._color.h += this._color.step;
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	}
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	}
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	return dojo.gfx.color.rgb2hex(rgb[0], rgb[1], rgb[2]);
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	return dojo.gfx.color.rgb2hex(rgb[0], rgb[1], rgb[2]);
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}, getArea:function () {
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}, getArea:function () {
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	return {left:this.padding.left, right:this.size.width - this.padding.right, top:this.padding.top, bottom:this.size.height - this.padding.bottom, toString:function () {
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	return {left:this.padding.left, right:this.size.width - this.padding.right, top:this.padding.top, bottom:this.size.height - this.padding.bottom, toString:function () {
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		var a = [this.top, this.right, this.bottom, this.left];
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		var a = [this.top, this.right, this.bottom, this.left];
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		return "[" + a.join() + "]";
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		return "[" + a.join() + "]";
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	}};
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	}};
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}, getAxes:function () {
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}, getAxes:function () {
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	var axes = {};
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	var axes = {};
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	for (var i = 0; i < this.plots.length; i++) {
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	for (var i = 0; i < this.plots.length; i++) {
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		var plot = this.plots[i];
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		var plot = this.plots[i];
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		axes[plot.axisX.getId()] = {axis:plot.axisX, drawAgainst:plot.axisY, plot:plot, plane:"x"};
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		axes[plot.axisX.getId()] = {axis:plot.axisX, drawAgainst:plot.axisY, plot:plot, plane:"x"};
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		axes[plot.axisY.getId()] = {axis:plot.axisY, drawAgainst:plot.axisX, plot:plot, plane:"y"};
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		axes[plot.axisY.getId()] = {axis:plot.axisY, drawAgainst:plot.axisX, plot:plot, plane:"y"};
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	}
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	}
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	return axes;
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	return axes;
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}, getLegendInfo:function () {
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}, getLegendInfo:function () {
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	var a = [];
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	var a = [];
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	for (var i = 0; i < this.plots.length; i++) {
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	for (var i = 0; i < this.plots.length; i++) {
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		for (var j = 0; j < this.plots[i].series.length; j++) {
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		for (var j = 0; j < this.plots[i].series.length; j++) {
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			var data = this.plots[i].series[j].data;
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			var data = this.plots[i].series[j].data;
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			a.push({label:data.label, color:data.color});
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			a.push({label:data.label, color:data.color});
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		}
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		}
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	}
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	}
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	return a;
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	return a;
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}, setAxesRanges:function () {
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}, setAxesRanges:function () {
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	var ranges = {};
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	var ranges = {};
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	var axes = {};
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	var axes = {};
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	for (var i = 0; i < this.plots.length; i++) {
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	for (var i = 0; i < this.plots.length; i++) {
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		var plot = this.plots[i];
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		var plot = this.plots[i];
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		var ranges = plot.getRanges();
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		var ranges = plot.getRanges();
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		var x = ranges.x;
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		var x = ranges.x;
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		var y = ranges.y;
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		var y = ranges.y;
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		var ax, ay;
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		var ax, ay;
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		if (!axes[plot.axisX.getId()]) {
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		if (!axes[plot.axisX.getId()]) {
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			axes[plot.axisX.getId()] = plot.axisX;
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			axes[plot.axisX.getId()] = plot.axisX;
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			ranges[plot.axisX.getId()] = {upper:x.upper, lower:x.lower};
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			ranges[plot.axisX.getId()] = {upper:x.upper, lower:x.lower};
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		}
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		}
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		ax = ranges[plot.axisX.getId()];
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		ax = ranges[plot.axisX.getId()];
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		ax.upper = Math.max(ax.upper, x.upper);
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		ax.upper = Math.max(ax.upper, x.upper);
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		ax.lower = Math.min(ax.lower, x.lower);
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		ax.lower = Math.min(ax.lower, x.lower);
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		if (!axes[plot.axisY.getId()]) {
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		if (!axes[plot.axisY.getId()]) {
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			axes[plot.axisY.getId()] = plot.axisY;
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			axes[plot.axisY.getId()] = plot.axisY;
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			ranges[plot.axisY.getId()] = {upper:y.upper, lower:y.lower};
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			ranges[plot.axisY.getId()] = {upper:y.upper, lower:y.lower};
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		}
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		}
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		ay = ranges[plot.axisY.getId()];
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		ay = ranges[plot.axisY.getId()];
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		ay.upper = Math.max(ay.upper, y.upper);
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		ay.upper = Math.max(ay.upper, y.upper);
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		ay.lower = Math.min(ay.lower, y.lower);
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		ay.lower = Math.min(ay.lower, y.lower);
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	}
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	}
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	for (var p in axes) {
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	for (var p in axes) {
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		axes[p].range = ranges[p];
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		axes[p].range = ranges[p];
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	}
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	}
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}, render:function (kwArgs, applyToData) {
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}, render:function (kwArgs, applyToData) {
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	if (!this.nodes.main || !this.nodes.area || !this.nodes.background || !this.nodes.plots || !this.nodes.axes) {
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	if (!this.nodes.main || !this.nodes.area || !this.nodes.background || !this.nodes.plots || !this.nodes.axes) {
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		this.initialize();
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		this.initialize();
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	}
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	}
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	this.resize();
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	this.resize();
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	for (var i = 0; i < this.plots.length; i++) {
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	for (var i = 0; i < this.plots.length; i++) {
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		var plot = this.plots[i];
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		var plot = this.plots[i];
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		if (plot.dataNode) {
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		if (plot.dataNode) {
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			this.nodes.plots.removeChild(plot.dataNode);
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			this.nodes.plots.removeChild(plot.dataNode);
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		}
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		}
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		var target = this.initializePlot(plot);
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		var target = this.initializePlot(plot);
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		switch (plot.renderType) {
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		switch (plot.renderType) {
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		  case dojo.charting.RenderPlotSeries.Grouped:
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		  case dojo.charting.RenderPlotSeries.Grouped:
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			if (plot.series[0]) {
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			if (plot.series[0]) {
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				target.appendChild(plot.series[0].plotter(this, plot, kwArgs, applyToData));
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				target.appendChild(plot.series[0].plotter(this, plot, kwArgs, applyToData));
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			}
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			}
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			break;
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			break;
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		  case dojo.charting.RenderPlotSeries.Singly:
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		  case dojo.charting.RenderPlotSeries.Singly:
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		  default:
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		  default:
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			for (var j = 0; j < plot.series.length; j++) {
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			for (var j = 0; j < plot.series.length; j++) {
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				var series = plot.series[j];
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				var series = plot.series[j];
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				var data = series.data.evaluate(kwArgs);
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				var data = series.data.evaluate(kwArgs);
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				target.appendChild(series.plotter(data, this, plot, applyToData));
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				target.appendChild(series.plotter(data, this, plot, applyToData));
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			}
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			}
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		}
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		}
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		this.nodes.plots.appendChild(target);
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		this.nodes.plots.appendChild(target);
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	}
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	}
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}, destroy:function () {
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}, destroy:function () {
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	for (var i = 0; i < this.plots.length; i++) {
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	for (var i = 0; i < this.plots.length; i++) {
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		this.plots[i].destroy();
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		this.plots[i].destroy();
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	}
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	}
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	for (var p in this.nodes) {
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	for (var p in this.nodes) {
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		var node = this.nodes[p];
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		var node = this.nodes[p];
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		if (!node) {
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		if (!node) {
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			continue;
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			continue;
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		}
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		}
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		if (!node.childNodes) {
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		if (!node.childNodes) {
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			continue;
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			continue;
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		}
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		}
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		while (node.childNodes.length > 0) {
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		while (node.childNodes.length > 0) {
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			node.removeChild(node.childNodes[0]);
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			node.removeChild(node.childNodes[0]);
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		}
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		}
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		this.nodes[p] = null;
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		this.nodes[p] = null;
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	}
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	}
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}});
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}});
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dojo.requireIf(dojo.render.svg.capable, "dojo.charting.svg.PlotArea");
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dojo.requireIf(dojo.render.svg.capable, "dojo.charting.svg.PlotArea");
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dojo.requireIf(dojo.render.vml.capable, "dojo.charting.vml.PlotArea");
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dojo.requireIf(dojo.render.vml.capable, "dojo.charting.vml.PlotArea");
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