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      1 /*
      2  * Copyright 2006, The Android Open Source Project
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  *  * Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  *  * Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #ifndef RenderSkinAndroid_h
     27 #define RenderSkinAndroid_h
     28 
     29 #include "PlatformString.h"
     30 
     31 namespace android {
     32     class AssetManager;
     33 }
     34 
     35 class SkBitmap;
     36 
     37 namespace WebCore {
     38 class Node;
     39 class RenderSkinButton;
     40 
     41 class RenderSkinAndroid
     42 {
     43 public:
     44     enum State {
     45         kDisabled,
     46         kNormal,
     47         kFocused,
     48         kPressed,
     49 
     50         kNumStates
     51     };
     52 
     53     enum Resolution {
     54         MedRes,
     55         HighRes,
     56         ExtraHighRes,
     57         ResolutionCount // Keep at the end
     58     };
     59 
     60     RenderSkinAndroid(String drawableDirectory);
     61     ~RenderSkinAndroid();
     62 
     63     /* DecodeBitmap determines which file to use, with the given fileName of the form
     64      * "images/bitmap.png", and uses the asset manager to select the exact one.  It
     65      * returns true if it successfully decoded the bitmap, false otherwise.
     66      */
     67     static bool DecodeBitmap(android::AssetManager* am, const char* fileName, SkBitmap* bitmap);
     68 
     69     static String DrawableDirectory() { return s_drawableDirectory; }
     70     static Resolution DrawableResolution() { return s_drawableResolution; }
     71 
     72     RenderSkinButton* renderSkinButton() const { return m_button; }
     73 
     74 private:
     75     static String s_drawableDirectory;
     76     static Resolution s_drawableResolution;
     77     RenderSkinButton* m_button;
     78 };
     79 
     80 } // WebCore
     81 
     82 #endif
     83