| //////////////////////////////////////////////////////////////////////////////// |
| // |
| // 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.skins.Border; |
| import mx.styles.StyleManager; |
| import mx.utils.ColorUtil; |
| |
| /** |
| * The skin for all the states of the thumb in a ScrollBar. |
| * |
| * @langversion 3.0 |
| * @playerversion Flash 9 |
| * @playerversion AIR 1.1 |
| * @productversion Flex 3 |
| */ |
| public class ScrollThumbSkin 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, |
| borderColor:uint, |
| fillColor0:uint, |
| fillColor1:uint):Object |
| { |
| var key:String = HaloColors.getCacheKey(themeColor, borderColor, |
| fillColor0, fillColor1); |
| |
| if (!cache[key]) |
| { |
| var o:Object = cache[key] = {} |
| |
| // Cross-component styles. |
| HaloColors.addHaloColors(o, themeColor, fillColor0, fillColor1); |
| |
| // ScrollArrowDown-specific styles. |
| o.borderColorDrk1 = ColorUtil.adjustBrightness2(borderColor, -50); |
| } |
| |
| return cache[key]; |
| } |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Constructor |
| // |
| //-------------------------------------------------------------------------- |
| |
| /** |
| * Constructor. |
| * |
| * @langversion 3.0 |
| * @playerversion Flash 9 |
| * @playerversion AIR 1.1 |
| * @productversion Flex 3 |
| */ |
| public function ScrollThumbSkin() |
| { |
| super(); |
| } |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Overridden properties |
| // |
| //-------------------------------------------------------------------------- |
| |
| //---------------------------------- |
| // measuredWidth |
| //---------------------------------- |
| |
| /** |
| * @private |
| */ |
| override public function get measuredWidth():Number |
| { |
| return 16; |
| } |
| |
| //---------------------------------- |
| // measuredHeight |
| //---------------------------------- |
| |
| /** |
| * @private |
| */ |
| override public function get measuredHeight():Number |
| { |
| return 10; |
| } |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Overridden methods |
| // |
| //-------------------------------------------------------------------------- |
| |
| /** |
| * @private |
| */ |
| override protected function updateDisplayList(w:Number, h:Number):void |
| { |
| super.updateDisplayList(w, h); |
| |
| // User-defined styles. |
| var backgroundColor:Number = getStyle("backgroundColor"); |
| 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"); |
| |
| // Placeholder styles stub. |
| var gripColor:uint = 0x6F7777; |
| |
| // Derived styles. |
| var derStyles:Object = calcDerivedStyles(themeColor, borderColor, |
| fillColors[0], fillColors[1]); |
| |
| var radius:Number = Math.max(cornerRadius - 1, 0); |
| var cr:Object = { tl: 0, tr: radius, bl: 0, br: radius }; |
| radius = Math.max(radius - 1, 0); |
| var cr1:Object = { tl: 0, tr: radius, bl: 0, br: radius }; |
| |
| var horizontal:Boolean = parent && |
| parent.parent && |
| parent.parent.rotation != 0; |
| |
| if (isNaN(backgroundColor)) |
| backgroundColor = 0xFFFFFF; |
| |
| graphics.clear(); |
| |
| // Opaque backing to force the scroll elements |
| // to match other components by default. |
| drawRoundRect( |
| 1, 0, w - 3, h, cr, |
| backgroundColor, 1); |
| |
| switch (name) |
| { |
| default: |
| case "thumbUpSkin": |
| { |
| var upFillColors:Array = [ fillColors[0], fillColors[1] ]; |
| |
| var upFillAlphas:Array = [ fillAlphas[0], fillAlphas[1] ]; |
| |
| // positioning placeholder |
| drawRoundRect( |
| 0, 0, w, h, 0, |
| 0xFFFFFF, 0); |
| |
| // shadow |
| if (horizontal) |
| { |
| drawRoundRect( |
| 1, 0, w - 2, h, cornerRadius, |
| [ derStyles.borderColorDrk1, |
| derStyles.borderColorDrk1 ], [ 1, 0 ], |
| horizontalGradientMatrix(2, 0, w, h), |
| GradientType.LINEAR, null, |
| { x: 1, y: 1, w: w - 4, h: h - 2, r: cr1 }); |
| } |
| else |
| { |
| drawRoundRect( |
| 1, h - radius, w - 3, radius + 4, |
| { tl: 0, tr: 0, bl: 0, br: radius }, |
| [ derStyles.borderColorDrk1, |
| derStyles.borderColorDrk1 ], [ 1, 0 ], |
| horizontal ? |
| horizontalGradientMatrix(0, h - 4, w - 3, 8) : |
| verticalGradientMatrix(0, h - 4, w - 3, 8), |
| GradientType.LINEAR, null, |
| { x: 1, y: h-radius, w: w - 4, h: radius, |
| r: { tl: 0, tr: 0, bl: 0, br: radius - 1 } }); |
| } |
| // border |
| drawRoundRect( |
| 1, 0, w - 3, h, cr, |
| [ borderColor, derStyles.borderColorDrk1 ], 1, |
| horizontal ? |
| horizontalGradientMatrix(0, 0, w, h) : |
| verticalGradientMatrix(0, 0, w, h), |
| GradientType.LINEAR, null, |
| { x: 1, y: 1, w: w - 4, h: h - 2, r: cr1 }); |
| |
| // fill |
| drawRoundRect( |
| 1, 1, w - 4, h - 2, cr1, |
| upFillColors, upFillAlphas, |
| horizontal ? |
| horizontalGradientMatrix(1, 0, w - 2, h - 2) : |
| verticalGradientMatrix(1, 0, w - 2, h - 2)); |
| |
| // highlight |
| if (horizontal) |
| { |
| drawRoundRect( |
| 1, 0, (w - 4) / 2, h - 2, 0, |
| [ 0xFFFFFF, 0xFFFFFF ], highlightAlphas, |
| horizontalGradientMatrix(1, 1, w - 4, (h - 2) / 2)); |
| } |
| else |
| { |
| drawRoundRect( |
| 1, 1, w - 4, (h - 2) / 2, cr1, |
| [ 0xFFFFFF, 0xFFFFFF ], highlightAlphas, |
| horizontal ? |
| horizontalGradientMatrix(1, 0, (w - 4) / 2, h - 2) : |
| verticalGradientMatrix(1, 1, w - 4, (h - 2) / 2)); |
| } |
| break; |
| } |
| |
| case "thumbOverSkin": |
| { |
| 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] ]; |
| |
| // positioning placeholder |
| drawRoundRect( |
| 0, 0, w, h, 0, |
| 0xFFFFFF, 0); |
| |
| // shadow |
| if (horizontal) |
| { |
| drawRoundRect( |
| 1, 0, w - 2, h, cornerRadius, |
| [ derStyles.borderColorDrk1, |
| derStyles.borderColorDrk1 ], [ 1, 0 ], |
| horizontalGradientMatrix(2, 0, w, h), |
| GradientType.LINEAR, null, |
| { x: 1, y: 1, w: w - 4, h: h - 2, r: cr1 }); |
| } |
| else |
| { |
| drawRoundRect( |
| 1, h - radius, w - 3, radius + 4, |
| { tl: 0, tr: 0, bl: 0, br: radius }, |
| [ derStyles.borderColorDrk1, |
| derStyles.borderColorDrk1 ], [ 1, 0 ], |
| horizontal ? |
| horizontalGradientMatrix(0, h - 4, w - 3, 8) : |
| verticalGradientMatrix(0, h - 4, w - 3, 8), |
| GradientType.LINEAR, null, |
| { x: 1, y: h-radius, w: w - 4, h: radius, |
| r: { tl: 0, tr: 0, bl: 0, br: radius - 1 } }); |
| } |
| |
| // border |
| drawRoundRect( |
| 1, 0, w - 3, h, cr, |
| [ themeColor, derStyles.themeColDrk1], 1, |
| horizontal ? |
| horizontalGradientMatrix(1, 0, w, h) : |
| verticalGradientMatrix(0, 0, w, h), |
| GradientType.LINEAR, null, |
| { x: 1, y: 1, w: w - 4, h: h - 2, r: cr1 }); |
| |
| // fill |
| drawRoundRect( |
| 1, 1, w - 4, h - 2, cr1, |
| overFillColors, overFillAlphas, |
| horizontal ? |
| horizontalGradientMatrix(1, 0, w, h) : |
| verticalGradientMatrix(1, 0, w, h)); |
| |
| break; |
| } |
| |
| case "thumbDownSkin": |
| { |
| // shadow |
| if (horizontal) |
| { |
| drawRoundRect( |
| 1, 0, w - 2, h, cr, |
| [ derStyles.borderColorDrk1, |
| derStyles.borderColorDrk1 ], [1, 0], |
| horizontalGradientMatrix(2, 0, w, h), |
| GradientType.LINEAR, null, |
| { x: 1, y: 1, w: w - 4, h: h - 2, r: cr1 }); |
| } |
| else |
| { |
| drawRoundRect( |
| 1, h - radius, w - 3, radius + 4, |
| { tl: 0, tr: 0, bl: 0, br: radius }, |
| [ derStyles.borderColorDrk1, |
| derStyles.borderColorDrk1 ], [ 1, 0 ], |
| horizontal ? |
| horizontalGradientMatrix(0, h - 4, w - 3, 8) : |
| verticalGradientMatrix(0, h - 4, w - 3, 8), |
| GradientType.LINEAR, null, |
| { x: 1, y: h-radius, w: w - 4, h: radius, |
| r: { tl: 0, tr: 0, bl: 0, br: radius - 1 } }); |
| } |
| |
| // border |
| drawRoundRect( |
| 1, 0, w - 3, h, cr, |
| [ themeColor, derStyles.themeColDrk2], 1, |
| horizontal ? |
| horizontalGradientMatrix(1, 0, w, h) : |
| verticalGradientMatrix(0, 0, w, h), |
| GradientType.LINEAR, null, |
| { x: 1, y: 1, w: w - 4, h: h - 2, r: cr1}); |
| |
| // fill |
| drawRoundRect( |
| 1, 1, w - 4, h - 2, cr1, |
| [ derStyles.fillColorPress1, derStyles.fillColorPress2 ], 1, |
| horizontal ? |
| horizontalGradientMatrix(1, 0, w, h) : |
| verticalGradientMatrix(1, 0, w, h)); |
| |
| break; |
| } |
| |
| case "thumbDisabledSkin": |
| { |
| // positioning placeholder |
| drawRoundRect( |
| 0, 0, w, h, 0, |
| 0xFFFFFF, 0); |
| |
| // border |
| drawRoundRect( |
| 1, 0, w - 3, h, cr, |
| 0x999999, 0.5); |
| |
| // fill |
| drawRoundRect( |
| 1, 1, w - 4, h - 2, cr1, |
| 0xFFFFFF, 0.5); |
| |
| break; |
| } |
| } |
| |
| // Draw grip. |
| |
| var gripW:Number = Math.floor(w / 2 - 4); |
| |
| drawRoundRect( |
| gripW, Math.floor(h / 2 - 4), 5, 1, 0, |
| 0x000000, 0.4); |
| |
| drawRoundRect( |
| gripW, Math.floor(h / 2 - 2), 5, 1, 0, |
| 0x000000, 0.4); |
| |
| drawRoundRect( |
| gripW, Math.floor(h / 2), 5, 1, 0, |
| 0x000000, 0.4); |
| |
| drawRoundRect( |
| gripW, Math.floor(h / 2 + 2), 5, 1, 0, |
| 0x000000, 0.4); |
| |
| drawRoundRect( |
| gripW, Math.floor(h / 2 + 4), 5, 1, 0, |
| 0x000000, 0.4); |
| } |
| } |
| |
| } |