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| 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "android_webview/native/java_browser_view_renderer_helper.h" | 5 #include "android_webview/native/java_browser_view_renderer_helper.h" |
| 6 | 6 |
| 7 #include <android/bitmap.h> | 7 #include <android/bitmap.h> |
| 8 | 8 |
| 9 #include "android_webview/public/browser/draw_sw.h" | 9 #include "android_webview/public/browser/draw_sw.h" |
| 10 #include "base/android/scoped_java_ref.h" | 10 #include "base/android/scoped_java_ref.h" |
| 11 #include "base/trace_event/trace_event.h" | 11 #include "base/trace_event/trace_event.h" |
| 12 #include "jni/JavaBrowserViewRendererHelper_jni.h" | 12 #include "jni/JavaBrowserViewRendererHelper_jni.h" |
| 13 #include "third_party/skia/include/core/SkBitmap.h" | 13 #include "third_party/skia/include/core/SkBitmap.h" |
| 14 #include "third_party/skia/include/core/SkRefCnt.h" |
| 14 #include "third_party/skia/include/utils/SkCanvasStateUtils.h" | 15 #include "third_party/skia/include/utils/SkCanvasStateUtils.h" |
| 15 | 16 |
| 16 using base::android::ScopedJavaLocalRef; | 17 using base::android::ScopedJavaLocalRef; |
| 17 | 18 |
| 18 namespace android_webview { | 19 namespace android_webview { |
| 19 | 20 |
| 20 namespace { | 21 namespace { |
| 21 | 22 |
| 22 // Provides software rendering functions from the Android glue layer. | 23 // Provides software rendering functions from the Android glue layer. |
| 23 // Allows preventing extra copies of data when rendering. | 24 // Allows preventing extra copies of data when rendering. |
| 24 AwDrawSWFunctionTable* g_sw_draw_functions = NULL; | 25 AwDrawSWFunctionTable* g_sw_draw_functions = NULL; |
| 25 | 26 |
| 26 class JavaCanvasHolder : public SoftwareCanvasHolder { | 27 class JavaCanvasHolder : public SoftwareCanvasHolder { |
| 27 public: | 28 public: |
| 28 JavaCanvasHolder(JNIEnv* env, | 29 JavaCanvasHolder(JNIEnv* env, |
| 29 jobject java_canvas, | 30 jobject java_canvas, |
| 30 const gfx::Vector2d& scroll_correction); | 31 const gfx::Vector2d& scroll_correction); |
| 31 ~JavaCanvasHolder() override; | 32 ~JavaCanvasHolder() override; |
| 32 | 33 |
| 33 SkCanvas* GetCanvas() override; | 34 SkCanvas* GetCanvas() override; |
| 34 | 35 |
| 35 private: | 36 private: |
| 36 AwPixelInfo* pixels_; | 37 AwPixelInfo* pixels_; |
| 37 skia::RefPtr<SkCanvas> canvas_; | 38 sk_sp<SkCanvas> canvas_; |
| 38 DISALLOW_COPY_AND_ASSIGN(JavaCanvasHolder); | 39 DISALLOW_COPY_AND_ASSIGN(JavaCanvasHolder); |
| 39 }; | 40 }; |
| 40 | 41 |
| 41 JavaCanvasHolder::JavaCanvasHolder(JNIEnv* env, | 42 JavaCanvasHolder::JavaCanvasHolder(JNIEnv* env, |
| 42 jobject java_canvas, | 43 jobject java_canvas, |
| 43 const gfx::Vector2d& scroll) | 44 const gfx::Vector2d& scroll) |
| 44 : pixels_(nullptr) { | 45 : pixels_(nullptr) { |
| 45 if (!g_sw_draw_functions) | 46 if (!g_sw_draw_functions) |
| 46 return; | 47 return; |
| 47 pixels_ = g_sw_draw_functions->access_pixels(env, java_canvas); | 48 pixels_ = g_sw_draw_functions->access_pixels(env, java_canvas); |
| 48 if (!pixels_ || !pixels_->state) | 49 if (!pixels_ || !pixels_->state) |
| 49 return; | 50 return; |
| 50 | 51 |
| 51 canvas_ = | 52 canvas_ = sk_sp<SkCanvas>( |
| 52 skia::AdoptRef(SkCanvasStateUtils::CreateFromCanvasState(pixels_->state)); | 53 SkCanvasStateUtils::CreateFromCanvasState(pixels_->state)); |
| 53 // Workarounds for http://crbug.com/271096: SW draw only supports | 54 // Workarounds for http://crbug.com/271096: SW draw only supports |
| 54 // translate & scale transforms, and a simple rectangular clip. | 55 // translate & scale transforms, and a simple rectangular clip. |
| 55 if (canvas_ && (!canvas_->isClipRect() || | 56 if (canvas_ && (!canvas_->isClipRect() || |
| 56 (canvas_->getTotalMatrix().getType() & | 57 (canvas_->getTotalMatrix().getType() & |
| 57 ~(SkMatrix::kTranslate_Mask | SkMatrix::kScale_Mask)))) { | 58 ~(SkMatrix::kTranslate_Mask | SkMatrix::kScale_Mask)))) { |
| 58 canvas_.clear(); | 59 canvas_.reset(); |
| 59 } | 60 } |
| 60 if (canvas_) { | 61 if (canvas_) { |
| 61 canvas_->translate(scroll.x(), scroll.y()); | 62 canvas_->translate(scroll.x(), scroll.y()); |
| 62 } | 63 } |
| 63 } | 64 } |
| 64 | 65 |
| 65 JavaCanvasHolder::~JavaCanvasHolder() { | 66 JavaCanvasHolder::~JavaCanvasHolder() { |
| 66 canvas_.clear(); | |
| 67 if (pixels_) | 67 if (pixels_) |
| 68 g_sw_draw_functions->release_pixels(pixels_); | 68 g_sw_draw_functions->release_pixels(pixels_); |
| 69 pixels_ = nullptr; | 69 pixels_ = nullptr; |
| 70 } | 70 } |
| 71 | 71 |
| 72 SkCanvas* JavaCanvasHolder::GetCanvas() { | 72 SkCanvas* JavaCanvasHolder::GetCanvas() { |
| 73 return canvas_.get(); | 73 return canvas_.get(); |
| 74 } | 74 } |
| 75 | 75 |
| 76 class AuxiliaryCanvasHolder : public SoftwareCanvasHolder { | 76 class AuxiliaryCanvasHolder : public SoftwareCanvasHolder { |
| 77 public: | 77 public: |
| 78 AuxiliaryCanvasHolder(JNIEnv* env, | 78 AuxiliaryCanvasHolder(JNIEnv* env, |
| 79 jobject java_canvas, | 79 jobject java_canvas, |
| 80 const gfx::Vector2d& scroll_correction, | 80 const gfx::Vector2d& scroll_correction, |
| 81 const gfx::Size size); | 81 const gfx::Size size); |
| 82 ~AuxiliaryCanvasHolder() override; | 82 ~AuxiliaryCanvasHolder() override; |
| 83 | 83 |
| 84 SkCanvas* GetCanvas() override; | 84 SkCanvas* GetCanvas() override; |
| 85 | 85 |
| 86 private: | 86 private: |
| 87 ScopedJavaLocalRef<jobject> jcanvas_; | 87 ScopedJavaLocalRef<jobject> jcanvas_; |
| 88 ScopedJavaLocalRef<jobject> jbitmap_; | 88 ScopedJavaLocalRef<jobject> jbitmap_; |
| 89 gfx::Vector2d scroll_; | 89 gfx::Vector2d scroll_; |
| 90 std::unique_ptr<SkBitmap> bitmap_; | 90 std::unique_ptr<SkBitmap> bitmap_; |
| 91 skia::RefPtr<SkCanvas> canvas_; | 91 sk_sp<SkCanvas> canvas_; |
| 92 DISALLOW_COPY_AND_ASSIGN(AuxiliaryCanvasHolder); | 92 DISALLOW_COPY_AND_ASSIGN(AuxiliaryCanvasHolder); |
| 93 }; | 93 }; |
| 94 | 94 |
| 95 AuxiliaryCanvasHolder::AuxiliaryCanvasHolder( | 95 AuxiliaryCanvasHolder::AuxiliaryCanvasHolder( |
| 96 JNIEnv* env, | 96 JNIEnv* env, |
| 97 jobject java_canvas, | 97 jobject java_canvas, |
| 98 const gfx::Vector2d& scroll_correction, | 98 const gfx::Vector2d& scroll_correction, |
| 99 const gfx::Size size) | 99 const gfx::Size size) |
| 100 : jcanvas_(env, java_canvas), scroll_(scroll_correction) { | 100 : jcanvas_(env, java_canvas), scroll_(scroll_correction) { |
| 101 DCHECK(size.width() > 0); | 101 DCHECK(size.width() > 0); |
| (...skipping 12 matching lines...) Expand all Loading... |
| 114 void* pixels = nullptr; | 114 void* pixels = nullptr; |
| 115 if (AndroidBitmap_lockPixels(env, jbitmap_.obj(), &pixels) < 0) { | 115 if (AndroidBitmap_lockPixels(env, jbitmap_.obj(), &pixels) < 0) { |
| 116 LOG(ERROR) << "Error locking java bitmap pixels."; | 116 LOG(ERROR) << "Error locking java bitmap pixels."; |
| 117 return; | 117 return; |
| 118 } | 118 } |
| 119 | 119 |
| 120 SkImageInfo info = | 120 SkImageInfo info = |
| 121 SkImageInfo::MakeN32Premul(bitmap_info.width, bitmap_info.height); | 121 SkImageInfo::MakeN32Premul(bitmap_info.width, bitmap_info.height); |
| 122 bitmap_.reset(new SkBitmap); | 122 bitmap_.reset(new SkBitmap); |
| 123 bitmap_->installPixels(info, pixels, bitmap_info.stride); | 123 bitmap_->installPixels(info, pixels, bitmap_info.stride); |
| 124 canvas_ = skia::AdoptRef(new SkCanvas(*bitmap_)); | 124 canvas_ = sk_make_sp<SkCanvas>(*bitmap_); |
| 125 } | 125 } |
| 126 | 126 |
| 127 AuxiliaryCanvasHolder::~AuxiliaryCanvasHolder() { | 127 AuxiliaryCanvasHolder::~AuxiliaryCanvasHolder() { |
| 128 canvas_.clear(); | |
| 129 bitmap_.reset(); | 128 bitmap_.reset(); |
| 130 | 129 |
| 131 JNIEnv* env = base::android::AttachCurrentThread(); | 130 JNIEnv* env = base::android::AttachCurrentThread(); |
| 132 if (AndroidBitmap_unlockPixels(env, jbitmap_.obj()) < 0) { | 131 if (AndroidBitmap_unlockPixels(env, jbitmap_.obj()) < 0) { |
| 133 LOG(ERROR) << "Error unlocking java bitmap pixels."; | 132 LOG(ERROR) << "Error unlocking java bitmap pixels."; |
| 134 return; | 133 return; |
| 135 } | 134 } |
| 136 | 135 |
| 137 Java_JavaBrowserViewRendererHelper_drawBitmapIntoCanvas( | 136 Java_JavaBrowserViewRendererHelper_drawBitmapIntoCanvas( |
| 138 env, jbitmap_.obj(), jcanvas_.obj(), scroll_.x(), scroll_.y()); | 137 env, jbitmap_.obj(), jcanvas_.obj(), scroll_.x(), scroll_.y()); |
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| 168 holder.reset(); | 167 holder.reset(); |
| 169 } | 168 } |
| 170 return holder; | 169 return holder; |
| 171 } | 170 } |
| 172 | 171 |
| 173 bool RegisterJavaBrowserViewRendererHelper(JNIEnv* env) { | 172 bool RegisterJavaBrowserViewRendererHelper(JNIEnv* env) { |
| 174 return RegisterNativesImpl(env); | 173 return RegisterNativesImpl(env); |
| 175 } | 174 } |
| 176 | 175 |
| 177 } // namespace android_webview | 176 } // namespace android_webview |
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