1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
2  * This Source Code Form is subject to the terms of the Mozilla Public
3  * License, v. 2.0. If a copy of the MPL was not distributed with this
4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
5 #include "TextureWrapperImage.h"
6 
7 namespace mozilla {
8 namespace layers {
9 
10 using namespace mozilla::gfx;
11 
TextureWrapperImage(TextureClient * aClient,const IntRect & aPictureRect)12 TextureWrapperImage::TextureWrapperImage(TextureClient* aClient, const IntRect& aPictureRect)
13  : Image(nullptr, ImageFormat::TEXTURE_WRAPPER),
14    mPictureRect(aPictureRect),
15    mTextureClient(aClient)
16 {
17 }
18 
~TextureWrapperImage()19 TextureWrapperImage::~TextureWrapperImage()
20 {
21 }
22 
23 gfx::IntSize
GetSize()24 TextureWrapperImage::GetSize()
25 {
26   return mTextureClient->GetSize();
27 }
28 
29 gfx::IntRect
GetPictureRect()30 TextureWrapperImage::GetPictureRect()
31 {
32   return mPictureRect;
33 }
34 
35 already_AddRefed<gfx::SourceSurface>
GetAsSourceSurface()36 TextureWrapperImage::GetAsSourceSurface()
37 {
38   TextureClientAutoLock autoLock(mTextureClient, OpenMode::OPEN_READ);
39   if (!autoLock.Succeeded()) {
40     return nullptr;
41   }
42 
43   RefPtr<DrawTarget> dt = mTextureClient->BorrowDrawTarget();
44   if (!dt) {
45     return nullptr;
46   }
47 
48   return dt->Snapshot();
49 }
50 
51 TextureClient*
GetTextureClient(KnowsCompositor * aForwarder)52 TextureWrapperImage::GetTextureClient(KnowsCompositor* aForwarder)
53 {
54   return mTextureClient;
55 }
56 
57 } // namespace layers
58 } // namespace mozilla
59