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Diffstat (limited to 'ui/gfx/canvas_direct2d.cc')
| -rw-r--r-- | ui/gfx/canvas_direct2d.cc | 369 |
1 files changed, 0 insertions, 369 deletions
diff --git a/ui/gfx/canvas_direct2d.cc b/ui/gfx/canvas_direct2d.cc deleted file mode 100644 index 5a61ace..0000000 --- a/ui/gfx/canvas_direct2d.cc +++ /dev/null @@ -1,369 +0,0 @@ -// Copyright (c) 2011 The Chromium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -#include "ui/gfx/canvas_direct2d.h" - -#include "base/memory/scoped_ptr.h" -#include "ui/gfx/brush.h" -#include "ui/gfx/rect.h" - -namespace { - -// Converts a SkColor to a ColorF. -D2D1_COLOR_F SkColorToColorF(SkColor color) { - return D2D1::ColorF(static_cast<float>(SkColorGetR(color)) / 0xFF, - static_cast<float>(SkColorGetG(color)) / 0xFF, - static_cast<float>(SkColorGetB(color)) / 0xFF, - static_cast<float>(SkColorGetA(color)) / 0xFF); -} - -D2D1_RECT_F RectToRectF(int x, int y, int w, int h) { - return D2D1::RectF(static_cast<float>(x), static_cast<float>(y), - static_cast<float>(x + w), static_cast<float>(y + h)); -} - -D2D1_RECT_F RectToRectF(const gfx::Rect& rect) { - return RectToRectF(rect.x(), rect.y(), rect.width(), rect.height()); -} - -D2D1_POINT_2F PointToPoint2F(int x, int y) { - return D2D1::Point2F(static_cast<float>(x), static_cast<float>(y)); -} - -D2D1_BITMAP_INTERPOLATION_MODE FilterToInterpolationMode(bool filter) { - return filter ? D2D1_BITMAP_INTERPOLATION_MODE_LINEAR - : D2D1_BITMAP_INTERPOLATION_MODE_NEAREST_NEIGHBOR; -} - -// Creates a Direct2D bitmap object from the contents of a SkBitmap. The caller -// is responsible for releasing this object. -ID2D1Bitmap* CreateD2D1BitmapFromSkBitmap(ID2D1RenderTarget* render_target, - const SkBitmap& bitmap) { - ID2D1Bitmap* d2d1_bitmap = NULL; - HRESULT hr = render_target->CreateBitmap( - D2D1::SizeU(bitmap.width(), bitmap.height()), - NULL, - NULL, - D2D1::BitmapProperties( - D2D1::PixelFormat(DXGI_FORMAT_B8G8R8A8_UNORM, - D2D1_ALPHA_MODE_IGNORE)), - &d2d1_bitmap); - if (FAILED(hr)) - return NULL; - bitmap.lockPixels(); - d2d1_bitmap->CopyFromMemory(NULL, bitmap.getPixels(), bitmap.rowBytes()); - bitmap.unlockPixels(); - return d2d1_bitmap; -} - -// Creates a Direct2D bitmap brush from the contents of a SkBitmap. The caller -// is responsible for releasing this object. -ID2D1Brush* CreateD2D1BrushFromSkBitmap(ID2D1RenderTarget* render_target, - const SkBitmap& bitmap, - D2D1_EXTEND_MODE extend_mode_x, - D2D1_EXTEND_MODE extend_mode_y) { - base::win::ScopedComPtr<ID2D1Bitmap> d2d1_bitmap( - CreateD2D1BitmapFromSkBitmap(render_target, bitmap)); - - ID2D1BitmapBrush* brush = NULL; - render_target->CreateBitmapBrush( - d2d1_bitmap, - D2D1::BitmapBrushProperties(extend_mode_x, extend_mode_y), - D2D1::BrushProperties(), - &brush); - return brush; -} - -// A platform wrapper for a Direct2D brush that makes sure the underlying -// ID2D1Brush COM object is released when this object is destroyed. -class Direct2DBrush : public gfx::Brush { - public: - explicit Direct2DBrush(ID2D1Brush* brush) : brush_(brush) { - } - - ID2D1Brush* brush() const { return brush_.get(); } - - private: - base::win::ScopedComPtr<ID2D1Brush> brush_; - - DISALLOW_COPY_AND_ASSIGN(Direct2DBrush); -}; - - -} // namespace - -namespace gfx { - -// static -ID2D1Factory* CanvasDirect2D::d2d1_factory_ = NULL; - -//////////////////////////////////////////////////////////////////////////////// -// CanvasDirect2D, public: - -CanvasDirect2D::CanvasDirect2D(ID2D1RenderTarget* rt) : rt_(rt) { - // A RenderState entry is pushed onto the stack to track the clip count prior - // to any calls to Save*(). - state_.push(RenderState()); - rt_->BeginDraw(); -} - -CanvasDirect2D::~CanvasDirect2D() { - // Unwind any clips that were pushed outside of any Save*()/Restore() pairs. - int clip_count = state_.top().clip_count; - for (int i = 0; i < clip_count; ++i) - rt_->PopAxisAlignedClip(); - rt_->EndDraw(); -} - -// static -ID2D1Factory* CanvasDirect2D::GetD2D1Factory() { - if (!d2d1_factory_) - D2D1CreateFactory(D2D1_FACTORY_TYPE_SINGLE_THREADED, &d2d1_factory_); - return d2d1_factory_; -} - -//////////////////////////////////////////////////////////////////////////////// -// CanvasDirect2D, Canvas implementation: - -void CanvasDirect2D::Save() { - SaveInternal(NULL); -} - -void CanvasDirect2D::SaveLayerAlpha(uint8 alpha) { - SaveLayerAlpha(alpha, gfx::Rect()); -} - -void CanvasDirect2D::SaveLayerAlpha(uint8 alpha, - const gfx::Rect& layer_bounds) { - D2D1_RECT_F bounds = D2D1::InfiniteRect(); - if (!layer_bounds.IsEmpty()) - bounds = RectToRectF(layer_bounds); - ID2D1Layer* layer = NULL; - HRESULT hr = rt_->CreateLayer(NULL, &layer); - if (SUCCEEDED(hr)) { - rt_->PushLayer(D2D1::LayerParameters(bounds, - NULL, - D2D1_ANTIALIAS_MODE_PER_PRIMITIVE, - D2D1::IdentityMatrix(), - static_cast<float>(alpha) / 0xFF, - NULL, - D2D1_LAYER_OPTIONS_NONE), - layer); - } - SaveInternal(layer); -} - -void CanvasDirect2D::Restore() { - ID2D1Layer* layer = state_.top().layer; - if (layer) { - rt_->PopLayer(); - layer->Release(); - } - - int clip_count = state_.top().clip_count; - for (int i = 0; i < clip_count; ++i) - rt_->PopAxisAlignedClip(); - - state_.pop(); - // The state_ stack should never be empty - we should always have at least one - // entry to hold a clip count when there is no active save/restore entry. - CHECK(!state_.empty()) << "Called Restore() once too often!"; - - rt_->RestoreDrawingState(drawing_state_block_); -} - -bool CanvasDirect2D::ClipRect(const gfx::Rect& rect) { - rt_->PushAxisAlignedClip(RectToRectF(rect), - D2D1_ANTIALIAS_MODE_PER_PRIMITIVE); - // Increment the clip count so the call to PushAxisAlignedClip() can be - // balanced with a call to PopAxisAlignedClip in the next Restore(). - ++state_.top().clip_count; - return !rect.IsEmpty(); -} - -void CanvasDirect2D::Translate(const gfx::Point& point) { - D2D1_MATRIX_3X2_F raw; - rt_->GetTransform(&raw); - D2D1::Matrix3x2F transform(raw._11, raw._12, raw._21, raw._22, raw._31, - raw._32); - transform = D2D1::Matrix3x2F::Translation( - static_cast<float>(point.x()), static_cast<float>(point.y())) * transform; - rt_->SetTransform(transform); -} - -void CanvasDirect2D::Scale(int x_scale, int y_scale) { - D2D1_MATRIX_3X2_F raw; - rt_->GetTransform(&raw); - D2D1::Matrix3x2F transform(raw._11, raw._12, raw._21, raw._22, raw._31, - raw._32); - transform = D2D1::Matrix3x2F::Scale(static_cast<float>(x_scale), - static_cast<float>(y_scale)) * transform; - rt_->SetTransform(transform); -} - -void CanvasDirect2D::FillRect(const SkColor& color, const gfx::Rect& rect) { - base::win::ScopedComPtr<ID2D1SolidColorBrush> solid_brush; - rt_->CreateSolidColorBrush(SkColorToColorF(color), solid_brush.Receive()); - rt_->FillRectangle(RectToRectF(rect), solid_brush); -} - -void CanvasDirect2D::FillRect(const SkColor& color, - const gfx::Rect& rect, - SkXfermode::Mode mode) { - NOTIMPLEMENTED(); -} - -void CanvasDirect2D::FillRect(const gfx::Brush* brush, const gfx::Rect& rect) { - const Direct2DBrush* d2d_brush = static_cast<const Direct2DBrush*>(brush); - rt_->FillRectangle(RectToRectF(rect), d2d_brush->brush()); -} - -void CanvasDirect2D::DrawRectInt(const SkColor& color, - int x, int y, int w, int h) { - base::win::ScopedComPtr<ID2D1SolidColorBrush> solid_brush; - rt_->CreateSolidColorBrush(SkColorToColorF(color), solid_brush.Receive()); - rt_->DrawRectangle(RectToRectF(x, y, w, h), solid_brush); -} - -void CanvasDirect2D::DrawRectInt(const SkColor& color, - int x, int y, int w, int h, - SkXfermode::Mode mode) { - NOTIMPLEMENTED(); -} - -void CanvasDirect2D::DrawRectInt(int x, int y, int w, int h, - const SkPaint& paint) { - NOTIMPLEMENTED(); -} - -void CanvasDirect2D::DrawLineInt(const SkColor& color, - int x1, int y1, - int x2, int y2) { - base::win::ScopedComPtr<ID2D1SolidColorBrush> solid_brush; - rt_->CreateSolidColorBrush(SkColorToColorF(color), solid_brush.Receive()); - rt_->DrawLine(PointToPoint2F(x1, y1), PointToPoint2F(x2, y2), solid_brush); -} - -void CanvasDirect2D::DrawBitmapInt(const SkBitmap& bitmap, int x, int y) { - base::win::ScopedComPtr<ID2D1Bitmap> d2d1_bitmap( - CreateD2D1BitmapFromSkBitmap(rt_, bitmap)); - rt_->DrawBitmap(d2d1_bitmap, - RectToRectF(x, y, bitmap.width(), bitmap.height()), - 1.0f, - D2D1_BITMAP_INTERPOLATION_MODE_NEAREST_NEIGHBOR, - RectToRectF(0, 0, bitmap.width(), bitmap.height())); -} - -void CanvasDirect2D::DrawBitmapInt(const SkBitmap& bitmap, - int x, int y, - const SkPaint& paint) { - NOTIMPLEMENTED(); -} - -void CanvasDirect2D::DrawBitmapInt(const SkBitmap& bitmap, - int src_x, int src_y, int src_w, int src_h, - int dest_x, int dest_y, - int dest_w, int dest_h, - bool filter) { - base::win::ScopedComPtr<ID2D1Bitmap> d2d1_bitmap( - CreateD2D1BitmapFromSkBitmap(rt_, bitmap)); - rt_->DrawBitmap(d2d1_bitmap, - RectToRectF(dest_x, dest_y, dest_w, dest_h), - 1.0f, - FilterToInterpolationMode(filter), - RectToRectF(src_x, src_y, src_w, src_h)); -} - -void CanvasDirect2D::DrawBitmapInt(const SkBitmap& bitmap, - int src_x, int src_y, int src_w, int src_h, - int dest_x, int dest_y, - int dest_w, int dest_h, - bool filter, - const SkPaint& paint) { - NOTIMPLEMENTED(); -} - -void CanvasDirect2D::DrawStringInt(const string16& text, - const gfx::Font& font, - const SkColor& color, - int x, int y, int w, int h) { - NOTIMPLEMENTED(); -} - -void CanvasDirect2D::DrawStringInt(const string16& text, - const gfx::Font& font, - const SkColor& color, - const gfx::Rect& display_rect) { - NOTIMPLEMENTED(); -} - -void CanvasDirect2D::DrawStringInt(const string16& text, - const gfx::Font& font, - const SkColor& color, - int x, int y, int w, int h, - int flags) { - NOTIMPLEMENTED(); -} - -void CanvasDirect2D::DrawFocusRect(const gfx::Rect& rect) { - NOTIMPLEMENTED(); -} - -void CanvasDirect2D::TileImageInt(const SkBitmap& bitmap, - int x, int y, int w, int h) { - base::win::ScopedComPtr<ID2D1Brush> brush( - CreateD2D1BrushFromSkBitmap(rt_, bitmap, D2D1_EXTEND_MODE_WRAP, - D2D1_EXTEND_MODE_WRAP)); - rt_->FillRectangle(RectToRectF(x, y, w, h), brush); -} - -void CanvasDirect2D::TileImageInt(const SkBitmap& bitmap, - int src_x, int src_y, - int dest_x, int dest_y, int w, int h) { - NOTIMPLEMENTED(); -} - -gfx::NativeDrawingContext CanvasDirect2D::BeginPlatformPaint() { - DCHECK(!interop_rt_.get()); - interop_rt_.QueryFrom(rt_); - HDC dc = NULL; - if (interop_rt_.get()) - interop_rt_->GetDC(D2D1_DC_INITIALIZE_MODE_COPY, &dc); - return dc; -} - -void CanvasDirect2D::EndPlatformPaint() { - DCHECK(interop_rt_.get()); - interop_rt_->ReleaseDC(NULL); - interop_rt_.release(); -} - -void CanvasDirect2D::Transform(const ui::Transform& transform) { - NOTIMPLEMENTED(); -} - -ui::TextureID CanvasDirect2D::GetTextureID() { - NOTIMPLEMENTED(); - return 0; -} - -CanvasSkia* CanvasDirect2D::AsCanvasSkia() { - return NULL; -} - -const CanvasSkia* CanvasDirect2D::AsCanvasSkia() const { - return NULL; -} - -//////////////////////////////////////////////////////////////////////////////// -// CanvasDirect2D, private: - -void CanvasDirect2D::SaveInternal(ID2D1Layer* layer) { - if (!drawing_state_block_) - GetD2D1Factory()->CreateDrawingStateBlock(drawing_state_block_.Receive()); - rt_->SaveDrawingState(drawing_state_block_.get()); - state_.push(RenderState(layer)); -} - -} // namespace gfx |