| //////////////////////////////////////////////////////////////////////////////// |
| // |
| // Licensed to the Apache Software Foundation (ASF) under one or more |
| // contributor license agreements. See the NOTICE file distributed with |
| // this work for additional information regarding copyright ownership. |
| // The ASF licenses this file to You under the Apache License, Version 2.0 |
| // (the "License"); you may not use this file except in compliance with |
| // the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| // |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| package mx.charts |
| { |
| |
| import flash.filters.DropShadowFilter; |
| import flash.utils.Dictionary; |
| |
| import mx.charts.chartClasses.CartesianChart; |
| import mx.charts.chartClasses.DataTip; |
| import mx.charts.chartClasses.IAxis; |
| import mx.charts.renderers.LineRenderer; |
| import mx.charts.styles.HaloDefaults; |
| import mx.core.ClassFactory; |
| import mx.core.IFlexModuleFactory; |
| import mx.core.mx_internal; |
| import mx.graphics.SolidColor; |
| import mx.graphics.SolidColorStroke; |
| import mx.graphics.Stroke; |
| import mx.styles.CSSStyleDeclaration; |
| |
| use namespace mx_internal; |
| |
| [DefaultBindingProperty(destination="dataProvider")] |
| |
| [DefaultTriggerEvent("itemClick")] |
| |
| [IconFile("LineChart.png")] |
| |
| /** |
| * The LineChart control represents a data series |
| * as points connected by a continuous line. |
| * You can use an icon or symbol to represent each data point |
| * along the line, or show a simple line with no icons. |
| * |
| * <p>The LineChart control expects its <code>series</code> property |
| * to contain an Array of LineSeries objects.</p> |
| * |
| * @mxml |
| * |
| * The <code><mx:LineChart></code> tag inherits all the properties |
| * of its parent classes and adds the following properties:</p> |
| * |
| * <pre> |
| * <mx:LineChart |
| * /> |
| * </pre> |
| * |
| * @includeExample examples/Line_AreaChartExample.mxml |
| * |
| * @see mx.charts.series.LineSeries |
| * |
| * @langversion 3.0 |
| * @playerversion Flash 9 |
| * @playerversion AIR 1.1 |
| * @productversion Flex 3 |
| */ |
| public class LineChart extends CartesianChart |
| { |
| include "../core/Version.as"; |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Class initialization |
| // |
| //-------------------------------------------------------------------------- |
| |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Constructor |
| // |
| //-------------------------------------------------------------------------- |
| |
| /** |
| * Constructor. |
| * |
| * @langversion 3.0 |
| * @playerversion Flash 9 |
| * @playerversion AIR 1.1 |
| * @productversion Flex 3 |
| */ |
| public function LineChart() |
| { |
| super(); |
| |
| LinearAxis(horizontalAxis).autoAdjust = false; |
| |
| seriesFilters = [ new DropShadowFilter() ]; |
| } |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Variables |
| // |
| //-------------------------------------------------------------------------- |
| |
| /** |
| * @private |
| */ |
| private static var _moduleFactoryInitialized:Dictionary = new Dictionary(true); |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Overridden properties |
| // |
| //-------------------------------------------------------------------------- |
| |
| //---------------------------------- |
| // horizontalAxis |
| //---------------------------------- |
| |
| [Inspectable(category="Data")] |
| |
| /** |
| * @private |
| */ |
| override public function set horizontalAxis(value:IAxis):void |
| { |
| if (value is CategoryAxis) |
| CategoryAxis(value).padding = 0; |
| |
| super.horizontalAxis = value; |
| } |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Overridden methods: UIComponent |
| // |
| //-------------------------------------------------------------------------- |
| |
| /** |
| * @private |
| */ |
| private function initStyles():Boolean |
| { |
| HaloDefaults.init(styleManager); |
| |
| var lineChartSeriesStyles:Array /* of Object */ = []; |
| |
| var lineChartStyle:CSSStyleDeclaration = styleManager.getStyleDeclaration("mx.charts.LineChart"); |
| lineChartStyle.setStyle("chartSeriesStyles", lineChartSeriesStyles); |
| lineChartStyle.setStyle("fill", new SolidColor(0xFFFFFF, 0)); |
| lineChartStyle.setStyle("calloutStroke", new SolidColorStroke(0x888888,2)); |
| lineChartStyle.setStyle("horizontalAxisStyleNames", ["hangingCategoryAxis"]); |
| lineChartStyle.setStyle("verticalAxisStyleNames", ["blockNumericAxis"]); |
| |
| var n:int = HaloDefaults.defaultColors.length; |
| for (var i:int = 0; i < n; i++) |
| { |
| var styleName:String = "haloLineSeries" + i; |
| lineChartSeriesStyles[i] = styleName; |
| |
| var o:CSSStyleDeclaration = |
| HaloDefaults.createSelector("." + styleName, styleManager); |
| |
| var f:Function = function(o:CSSStyleDeclaration, stroke:Stroke):void |
| { |
| o.defaultFactory = function():void |
| { |
| this.lineStroke = stroke; |
| this.stroke = stroke; |
| this.lineSegmentRenderer = new ClassFactory(LineRenderer); |
| } |
| } |
| |
| f(o, new Stroke(HaloDefaults.defaultColors[i], 3, 1)); |
| } |
| |
| return true; |
| } |
| |
| /** |
| * A module factory is used as context for using embedded fonts and for finding the style manager that controls the styles for this component. |
| * |
| * @langversion 3.0 |
| * @playerversion Flash 9 |
| * @playerversion AIR 1.1 |
| * @productversion Flex 3 |
| */ |
| override public function set moduleFactory(factory:IFlexModuleFactory):void |
| { |
| super.moduleFactory = factory; |
| |
| if (_moduleFactoryInitialized[factory]) |
| return; |
| |
| _moduleFactoryInitialized[factory] = true; |
| |
| // our style settings |
| initStyles(); |
| } |
| } |
| |
| } |