| //////////////////////////////////////////////////////////////////////////////// |
| // |
| // 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.skins.halo |
| { |
| |
| import flash.display.GradientType; |
| import mx.core.IButton; |
| import mx.core.UIComponent; |
| import mx.skins.Border; |
| import mx.styles.StyleManager; |
| import mx.utils.ColorUtil; |
| |
| /** |
| * The skin for all the states of a Button. |
| * |
| * @langversion 3.0 |
| * @playerversion Flash 9 |
| * @playerversion AIR 1.1 |
| * @productversion Flex 3 |
| */ |
| public class ButtonSkin extends Border |
| { |
| include "../../core/Version.as"; |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Class variables |
| // |
| //-------------------------------------------------------------------------- |
| |
| /** |
| * @private |
| */ |
| private static var cache:Object = {}; |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Class methods |
| // |
| //-------------------------------------------------------------------------- |
| |
| /** |
| * @private |
| * Several colors used for drawing are calculated from the base colors |
| * of the component (themeColor, borderColor and fillColors). |
| * Since these calculations can be a bit expensive, |
| * we calculate once per color set and cache the results. |
| */ |
| private static function calcDerivedStyles(themeColor:uint, |
| fillColor0:uint, |
| fillColor1:uint):Object |
| { |
| var key:String = HaloColors.getCacheKey(themeColor, |
| fillColor0, fillColor1); |
| |
| if (!cache[key]) |
| { |
| var o:Object = cache[key] = {}; |
| |
| // Cross-component styles. |
| HaloColors.addHaloColors(o, themeColor, fillColor0, fillColor1); |
| } |
| |
| return cache[key]; |
| } |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Constructor |
| // |
| //-------------------------------------------------------------------------- |
| |
| /** |
| * Constructor. |
| * |
| * @langversion 3.0 |
| * @playerversion Flash 9 |
| * @playerversion AIR 1.1 |
| * @productversion Flex 3 |
| */ |
| public function ButtonSkin() |
| { |
| super(); |
| } |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Overridden properties |
| // |
| //-------------------------------------------------------------------------- |
| |
| //---------------------------------- |
| // measuredWidth |
| //---------------------------------- |
| |
| /** |
| * @private |
| */ |
| override public function get measuredWidth():Number |
| { |
| return UIComponent.DEFAULT_MEASURED_MIN_WIDTH; |
| } |
| |
| //---------------------------------- |
| // measuredHeight |
| //---------------------------------- |
| |
| /** |
| * @private |
| */ |
| override public function get measuredHeight():Number |
| { |
| return UIComponent.DEFAULT_MEASURED_MIN_HEIGHT; |
| } |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Overridden methods |
| // |
| //-------------------------------------------------------------------------- |
| |
| /** |
| * @private |
| */ |
| override protected function updateDisplayList(w:Number, h:Number):void |
| { |
| super.updateDisplayList(w, h); |
| |
| // User-defined styles. |
| var borderColor:uint = getStyle("borderColor"); |
| var cornerRadius:Number = getStyle("cornerRadius"); |
| var fillAlphas:Array = getStyle("fillAlphas"); |
| var fillColors:Array = getStyle("fillColors"); |
| styleManager.getColorNames(fillColors); |
| var highlightAlphas:Array = getStyle("highlightAlphas"); |
| var themeColor:uint = getStyle("themeColor"); |
| |
| // Derivative styles. |
| var derStyles:Object = calcDerivedStyles(themeColor, fillColors[0], |
| fillColors[1]); |
| |
| var borderColorDrk1:Number = |
| ColorUtil.adjustBrightness2(borderColor, -50); |
| |
| var themeColorDrk1:Number = |
| ColorUtil.adjustBrightness2(themeColor, -25); |
| |
| var emph:Boolean = false; |
| |
| if (parent is IButton) |
| emph = IButton(parent).emphasized; |
| |
| var cr:Number = Math.max(0, cornerRadius); |
| var cr1:Number = Math.max(0, cornerRadius - 1); |
| var cr2:Number = Math.max(0, cornerRadius - 2); |
| |
| var tmp:Number; |
| |
| graphics.clear(); |
| |
| switch (name) |
| { |
| case "selectedUpSkin": |
| case "selectedOverSkin": |
| { |
| // button border/edge |
| drawRoundRect( |
| 0, 0, w, h, cr, |
| [ themeColor, themeColorDrk1 ], 1, |
| verticalGradientMatrix(0, 0, w, h )); |
| |
| // button fill |
| drawRoundRect( |
| 1, 1, w - 2, h - 2, cr1, |
| [ fillColors[1], fillColors[1] ], 1, |
| verticalGradientMatrix(0, 0, w - 2, h - 2)); |
| |
| break; |
| } |
| |
| case "upSkin": |
| { |
| var upFillColors:Array = [ fillColors[0], fillColors[1] ]; |
| |
| var upFillAlphas:Array = [ fillAlphas[0], fillAlphas[1] ]; |
| |
| if (emph) |
| { |
| // button border/edge |
| drawRoundRect( |
| 0, 0, w, h, cr, |
| [ themeColor, themeColorDrk1 ], 1, |
| verticalGradientMatrix(0, 0, w, h ), |
| GradientType.LINEAR, null, |
| { x: 2, y: 2, w: w - 4, h: h - 4, r: cornerRadius - 2 }); |
| |
| // button fill |
| drawRoundRect( |
| 2, 2, w - 4, h - 4, cr2, |
| upFillColors, upFillAlphas, |
| verticalGradientMatrix(2, 2, w - 2, h - 2)); |
| |
| // top highlight |
| drawRoundRect( |
| 2, 2, w - 4, (h - 4) / 2, |
| { tl: cr2, tr: cr2, bl: 0, br: 0 }, |
| [ 0xFFFFFF, 0xFFFFFF ], highlightAlphas, |
| verticalGradientMatrix(1, 1, w - 2, (h - 2) / 2)); |
| } |
| else |
| { |
| // button border/edge |
| drawRoundRect( |
| 0, 0, w, h, cr, |
| [ borderColor, borderColorDrk1 ], 1, |
| verticalGradientMatrix(0, 0, w, h ), |
| GradientType.LINEAR, null, |
| { x: 1, y: 1, w: w - 2, h: h - 2, r: cornerRadius - 1 }); |
| |
| // button fill |
| drawRoundRect( |
| 1, 1, w - 2, h - 2, cr1, |
| upFillColors, upFillAlphas, |
| verticalGradientMatrix(1, 1, w - 2, h - 2)); |
| |
| // top highlight |
| drawRoundRect( |
| 1, 1, w - 2, (h - 2) / 2, |
| { tl: cr1, tr: cr1, bl: 0, br: 0 }, |
| [ 0xFFFFFF, 0xFFFFFF ], highlightAlphas, |
| verticalGradientMatrix(1, 1, w - 2, (h - 2) / 2)); |
| } |
| break; |
| } |
| |
| case "overSkin": |
| { |
| var overFillColors:Array; |
| if (fillColors.length > 2) |
| overFillColors = [ fillColors[2], fillColors[3] ]; |
| else |
| overFillColors = [ fillColors[0], fillColors[1] ]; |
| |
| var overFillAlphas:Array; |
| if (fillAlphas.length > 2) |
| overFillAlphas = [ fillAlphas[2], fillAlphas[3] ]; |
| else |
| overFillAlphas = [ fillAlphas[0], fillAlphas[1] ]; |
| |
| // button border/edge |
| drawRoundRect( |
| 0, 0, w, h, cr, |
| [ themeColor, themeColorDrk1 ], 1, |
| verticalGradientMatrix(0, 0, w, h), |
| GradientType.LINEAR, null, |
| { x: 1, y: 1, w: w - 2, h: h - 2, r: cornerRadius - 1 }); |
| |
| // button fill |
| drawRoundRect( |
| 1, 1, w - 2, h - 2, cr1, |
| overFillColors, overFillAlphas, |
| verticalGradientMatrix(1, 1, w - 2, h - 2)); |
| |
| // top highlight |
| drawRoundRect( |
| 1, 1, w - 2, (h - 2) / 2, |
| { tl: cr1, tr: cr1, bl: 0, br: 0 }, |
| [ 0xFFFFFF, 0xFFFFFF ], highlightAlphas, |
| verticalGradientMatrix(1, 1, w - 2, (h - 2) / 2)); |
| |
| break; |
| } |
| |
| case "downSkin": |
| case "selectedDownSkin": |
| { |
| // button border/edge |
| drawRoundRect( |
| 0, 0, w, h, cr, |
| [ themeColor, themeColorDrk1 ], 1, |
| verticalGradientMatrix(0, 0, w, h )); |
| |
| // button fill |
| drawRoundRect( |
| 1, 1, w - 2, h - 2, cr1, |
| [ derStyles.fillColorPress1, derStyles.fillColorPress2], 1, |
| verticalGradientMatrix(1, 1, w - 2, h - 2)); |
| |
| // top highlight |
| drawRoundRect( |
| 2, 2, w - 4, (h - 4) / 2, |
| { tl: cr2, tr: cr2, bl: 0, br: 0 }, |
| [ 0xFFFFFF, 0xFFFFFF ], highlightAlphas, |
| verticalGradientMatrix(1, 1, w - 2, (h - 2) / 2)); |
| |
| break; |
| } |
| |
| case "disabledSkin": |
| case "selectedDisabledSkin": |
| { |
| var disFillColors:Array = [ fillColors[0], fillColors[1] ]; |
| |
| var disFillAlphas:Array = |
| [ Math.max( 0, fillAlphas[0] - 0.15), |
| Math.max( 0, fillAlphas[1] - 0.15) ]; |
| |
| // button border/edge |
| drawRoundRect( |
| 0, 0, w, h, cr, |
| [ borderColor, borderColorDrk1 ], 0.5, |
| verticalGradientMatrix(0, 0, w, h ), |
| GradientType.LINEAR, null, |
| { x: 1, y: 1, w: w - 2, h: h - 2, r: cornerRadius - 1 }); |
| |
| // button fill |
| drawRoundRect( |
| 1, 1, w - 2, h - 2, cr1, |
| disFillColors, disFillAlphas, |
| verticalGradientMatrix(1, 1, w - 2, h - 2)); |
| |
| break; |
| } |
| } |
| } |
| } |
| |
| } |