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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 #define LOG_TAG "WebCore"
     27 
     28 #include "config.h"
     29 #include "RenderSkinAndroid.h"
     30 #include "RenderSkinButton.h"
     31 #include "RenderSkinCombo.h"
     32 #include "RenderSkinMediaButton.h"
     33 #include "RenderSkinRadio.h"
     34 #include "SkImageDecoder.h"
     35 
     36 #include <utils/AssetManager.h>
     37 #include <utils/Asset.h>
     38 
     39 namespace WebCore {
     40 
     41 String RenderSkinAndroid::s_drawableDirectory = "";
     42 RenderSkinAndroid::Resolution RenderSkinAndroid::s_drawableResolution = RenderSkinAndroid::MedRes;
     43 
     44 RenderSkinAndroid::~RenderSkinAndroid()
     45 {
     46     delete m_button;
     47 }
     48 RenderSkinAndroid::RenderSkinAndroid(String drawableDirectory)
     49 {
     50     if (s_drawableDirectory.isEmpty() && !drawableDirectory.isEmpty()) {
     51         s_drawableResolution = MedRes;
     52         if (drawableDirectory.endsWith("-hdpi/"))
     53             s_drawableResolution = HighRes;
     54         else if (drawableDirectory.endsWith("-xhdpi/"))
     55             s_drawableResolution = ExtraHighRes;
     56 
     57         s_drawableDirectory = drawableDirectory;
     58     }
     59     m_button = new RenderSkinButton(drawableDirectory);
     60 }
     61 
     62 bool RenderSkinAndroid::DecodeBitmap(android::AssetManager* am, const char* fileName, SkBitmap* bitmap)
     63 {
     64     android::Asset* asset = am->open(fileName, android::Asset::ACCESS_BUFFER);
     65     if (!asset) {
     66         asset = am->openNonAsset(fileName, android::Asset::ACCESS_BUFFER);
     67         if (!asset) {
     68             LOGD("RenderSkinAndroid: File \"%s\" not found.\n", fileName);
     69             return false;
     70         }
     71     }
     72 
     73     bool success = SkImageDecoder::DecodeMemory(asset->getBuffer(false), asset->getLength(), bitmap);
     74     if (!success) {
     75         LOGD("RenderSkinAndroid: Failed to decode %s\n", fileName);
     76     }
     77 
     78     delete asset;
     79     return success;
     80 }
     81 
     82 } // namespace WebCore
     83