| /* |
| * Copyright 2012 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "SkImage_Base.h" |
| #include "SkImagePriv.h" |
| #include "SkBitmap.h" |
| #include "SkCanvas.h" |
| #include "SkData.h" |
| #include "SkDataPixelRef.h" |
| |
| class SkImage_Gpu : public SkImage_Base { |
| public: |
| static bool ValidArgs(GrContext* context, |
| const GrPlatformTextureDesc& desc) { |
| if (0 == desc.fTextureHandle) { |
| return false; |
| } |
| if (desc.fWidth < 0 || desc.fHeight < 0) { |
| return false; |
| } |
| return true; |
| } |
| |
| SkImage_Gpu(GrContext* context, const GrPlatformTextureDesc& desc); |
| virtual ~SkImage_Gpu(); |
| |
| virtual void onDraw(SkCanvas*, SkScalar, SkScalar, const SkPaint*) SK_OVERRIDE; |
| |
| private: |
| SkBitmap fBitmap; |
| |
| typedef SkImage_Base INHERITED; |
| }; |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| SkImage_Gpu::SkImage_Gpu(GrContext* context, const GrPlatformTextureDesc& desc) |
| : INHERITED(desc.fWidth, desc.fHeight) { |
| #if 0 |
| bool isOpaque; |
| SkBitmap::Config config = SkImageInfoToBitmapConfig(info, &isOpaque); |
| |
| fBitmap.setConfig(config, info.fWidth, info.fHeight, rowBytes); |
| fBitmap.setPixelRef(SkNEW_ARGS(SkDataPixelRef, (data)))->unref(); |
| fBitmap.setIsOpaque(isOpaque); |
| fBitmap.setImmutable(); |
| #endif |
| } |
| |
| SkImage_Gpu::~SkImage_Gpu() {} |
| |
| void SkImage_Gpu::onDraw(SkCanvas* canvas, SkScalar x, SkScalar y, const SkPaint* paint) { |
| canvas->drawBitmap(fBitmap, x, y, paint); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| SkImage* SkImage::NewRasterCopy(NewTexture(GrContext* context, |
| const GrPlatformTextureDesc& desc) { |
| if (NULL == context) { |
| return NULL; |
| } |
| if (!SkImage_Gpu::ValidArgs(context, desc)) { |
| return NULL; |
| } |
| |
| return SkNEW_ARGS(SkImage_Gpu, (context, desc)); |
| } |
| |