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author | erg@google.com <erg@google.com@0039d316-1c4b-4281-b951-d872f2087c98> | 2008-08-27 00:06:18 +0000 |
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committer | erg@google.com <erg@google.com@0039d316-1c4b-4281-b951-d872f2087c98> | 2008-08-27 00:06:18 +0000 |
commit | e02c4c1a5d1dc75633e50dbe82f2ac6f64ef42ce (patch) | |
tree | ef7bfd79ecf570794a42f5b7bf2440b0b7a5cd12 /base/gfx/platform_canvas_unittest.cc | |
parent | 9fde2a2f20e1cbd68d88ae5769bb8018b9b4422e (diff) | |
download | chromium_src-e02c4c1a5d1dc75633e50dbe82f2ac6f64ef42ce.zip chromium_src-e02c4c1a5d1dc75633e50dbe82f2ac6f64ef42ce.tar.gz chromium_src-e02c4c1a5d1dc75633e50dbe82f2ac6f64ef42ce.tar.bz2 |
Mark the platform_canvas_unittest as windows specific.
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@1415 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'base/gfx/platform_canvas_unittest.cc')
-rw-r--r-- | base/gfx/platform_canvas_unittest.cc | 269 |
1 files changed, 0 insertions, 269 deletions
diff --git a/base/gfx/platform_canvas_unittest.cc b/base/gfx/platform_canvas_unittest.cc deleted file mode 100644 index a9cf2ae..0000000 --- a/base/gfx/platform_canvas_unittest.cc +++ /dev/null @@ -1,269 +0,0 @@ -// Copyright (c) 2006-2008 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 <windows.h> - -#include "base/gfx/platform_canvas_win.h" -#include "base/gfx/platform_device_win.h" -#include "testing/gtest/include/gtest/gtest.h" - -#include "SkColor.h" - -namespace gfx { - -namespace { - -// Return true if the canvas is filled to canvas_color, -// and contains a single rectangle filled to rect_color. -bool VerifyRect(const PlatformCanvasWin& canvas, - uint32_t canvas_color, uint32_t rect_color, - int x, int y, int w, int h) { - PlatformDeviceWin& device = canvas.getTopPlatformDevice(); - const SkBitmap& bitmap = device.accessBitmap(false); - SkAutoLockPixels lock(bitmap); - - for (int cur_y = 0; cur_y < bitmap.height(); cur_y++) { - for (int cur_x = 0; cur_x < bitmap.width(); cur_x++) { - if (cur_x >= x && cur_x < x + w && - cur_y >= y && cur_y < y + h) { - // Inside the square should be rect_color - if (*bitmap.getAddr32(cur_x, cur_y) != rect_color) - return false; - } else { - // Outside the square should be canvas_color - if (*bitmap.getAddr32(cur_x, cur_y) != canvas_color) - return false; - } - } - } - return true; -} - -// Checks whether there is a white canvas with a black square at the given -// location in pixels (not in the canvas coordinate system). -// TODO(ericroman): rename Square to Rect -bool VerifyBlackSquare(const PlatformCanvasWin& canvas, int x, int y, int w, int h) { - return VerifyRect(canvas, SK_ColorWHITE, SK_ColorBLACK, x, y, w, h); -} - -// Check that every pixel in the canvas is a single color. -bool VerifyCanvasColor(const PlatformCanvasWin& canvas, uint32_t canvas_color) { - return VerifyRect(canvas, canvas_color, 0, 0, 0, 0, 0); -} - -void DrawGDIRect(PlatformCanvasWin& canvas, int x, int y, int w, int h) { - HDC dc = canvas.beginPlatformPaint(); - - RECT inner_rc; - inner_rc.left = x; - inner_rc.top = y; - inner_rc.right = x + w; - inner_rc.bottom = y + h; - FillRect(dc, &inner_rc, reinterpret_cast<HBRUSH>(GetStockObject(BLACK_BRUSH))); - - canvas.endPlatformPaint(); -} - -// Clips the contents of the canvas to the given rectangle. This will be -// intersected with any existing clip. -void AddClip(PlatformCanvasWin& canvas, int x, int y, int w, int h) { - SkRect rect; - rect.set(SkIntToScalar(x), SkIntToScalar(y), - SkIntToScalar(x + w), SkIntToScalar(y + h)); - canvas.clipRect(rect); -} - -class LayerSaver { - public: - LayerSaver(PlatformCanvasWin& canvas, int x, int y, int w, int h) - : canvas_(canvas), - x_(x), - y_(y), - w_(w), - h_(h) { - SkRect bounds; - bounds.set(SkIntToScalar(x_), SkIntToScalar(y_), - SkIntToScalar(right()), SkIntToScalar(bottom())); - canvas_.saveLayer(&bounds, NULL); - } - - ~LayerSaver() { - canvas_.getTopPlatformDevice().fixupAlphaBeforeCompositing(); - canvas_.restore(); - } - - int x() const { return x_; } - int y() const { return y_; } - int w() const { return w_; } - int h() const { return h_; } - - // Returns the EXCLUSIVE far bounds of the layer. - int right() const { return x_ + w_; } - int bottom() const { return y_ + h_; } - - private: - PlatformCanvasWin& canvas_; - int x_, y_, w_, h_; -}; - -// Size used for making layers in many of the below tests. -const int kLayerX = 2; -const int kLayerY = 3; -const int kLayerW = 9; -const int kLayerH = 7; - -// Size used by some tests to draw a rectangle inside the layer. -const int kInnerX = 4; -const int kInnerY = 5; -const int kInnerW = 2; -const int kInnerH = 3; - -} - -// This just checks that our checking code is working properly, it just uses -// regular skia primitives. -TEST(PlatformCanvasWin, SkLayer) { - // Create the canvas initialized to opaque white. - PlatformCanvasWin canvas(16, 16, true); - canvas.drawColor(SK_ColorWHITE); - - // Make a layer and fill it completely to make sure that the bounds are - // correct. - { - LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH); - canvas.drawColor(SK_ColorBLACK); - } - EXPECT_TRUE(VerifyBlackSquare(canvas, kLayerX, kLayerY, kLayerW, kLayerH)); -} - -// Test the GDI clipping. -TEST(PlatformCanvasWin, GDIClipRegion) { - // Initialize a white canvas - PlatformCanvasWin canvas(16, 16, true); - canvas.drawColor(SK_ColorWHITE); - EXPECT_TRUE(VerifyCanvasColor(canvas, SK_ColorWHITE)); - - // Test that initially the canvas has no clip region, by filling it - // with a black rectangle. - // Note: Don't use LayerSaver, since internally it sets a clip region. - DrawGDIRect(canvas, 0, 0, 16, 16); - canvas.getTopPlatformDevice().fixupAlphaBeforeCompositing(); - EXPECT_TRUE(VerifyCanvasColor(canvas, SK_ColorBLACK)); - - // Test that intersecting disjoint clip rectangles sets an empty clip region - canvas.drawColor(SK_ColorWHITE); - EXPECT_TRUE(VerifyCanvasColor(canvas, SK_ColorWHITE)); - { - LayerSaver layer(canvas, 0, 0, 16, 16); - AddClip(canvas, 2, 3, 4, 5); - AddClip(canvas, 4, 9, 10, 10); - DrawGDIRect(canvas, 0, 0, 16, 16); - } - EXPECT_TRUE(VerifyCanvasColor(canvas, SK_ColorWHITE)); -} - -// Test the layers get filled properly by GDI. -TEST(PlatformCanvasWin, GDILayer) { - // Create the canvas initialized to opaque white. - PlatformCanvasWin canvas(16, 16, true); - - // Make a layer and fill it completely to make sure that the bounds are - // correct. - canvas.drawColor(SK_ColorWHITE); - { - LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH); - DrawGDIRect(canvas, 0, 0, 100, 100); - } - EXPECT_TRUE(VerifyBlackSquare(canvas, kLayerX, kLayerY, kLayerW, kLayerH)); - - // Make a layer and fill it partially to make sure the translation is correct. - canvas.drawColor(SK_ColorWHITE); - { - LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH); - DrawGDIRect(canvas, kInnerX, kInnerY, kInnerW, kInnerH); - } - EXPECT_TRUE(VerifyBlackSquare(canvas, kInnerX, kInnerY, kInnerW, kInnerH)); - - // Add a clip on the layer and fill to make sure clip is correct. - canvas.drawColor(SK_ColorWHITE); - { - LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH); - canvas.save(); - AddClip(canvas, kInnerX, kInnerY, kInnerW, kInnerH); - DrawGDIRect(canvas, 0, 0, 100, 100); - canvas.restore(); - } - EXPECT_TRUE(VerifyBlackSquare(canvas, kInnerX, kInnerY, kInnerW, kInnerH)); - - // Add a clip and then make the layer to make sure the clip is correct. - canvas.drawColor(SK_ColorWHITE); - canvas.save(); - AddClip(canvas, kInnerX, kInnerY, kInnerW, kInnerH); - { - LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH); - DrawGDIRect(canvas, 0, 0, 100, 100); - } - canvas.restore(); - EXPECT_TRUE(VerifyBlackSquare(canvas, kInnerX, kInnerY, kInnerW, kInnerH)); -} - -// Test that translation + make layer works properly. -TEST(PlatformCanvasWin, GDITranslateLayer) { - // Create the canvas initialized to opaque white. - PlatformCanvasWin canvas(16, 16, true); - - // Make a layer and fill it completely to make sure that the bounds are - // correct. - canvas.drawColor(SK_ColorWHITE); - canvas.save(); - canvas.translate(1, 1); - { - LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH); - DrawGDIRect(canvas, 0, 0, 100, 100); - } - canvas.restore(); - EXPECT_TRUE(VerifyBlackSquare(canvas, kLayerX + 1, kLayerY + 1, - kLayerW, kLayerH)); - - // Translate then make the layer. - canvas.drawColor(SK_ColorWHITE); - canvas.save(); - canvas.translate(1, 1); - { - LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH); - DrawGDIRect(canvas, kInnerX, kInnerY, kInnerW, kInnerH); - } - canvas.restore(); - EXPECT_TRUE(VerifyBlackSquare(canvas, kInnerX + 1, kInnerY + 1, - kInnerW, kInnerH)); - - // Make the layer then translate. - canvas.drawColor(SK_ColorWHITE); - canvas.save(); - { - LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH); - canvas.translate(1, 1); - DrawGDIRect(canvas, kInnerX, kInnerY, kInnerW, kInnerH); - } - canvas.restore(); - EXPECT_TRUE(VerifyBlackSquare(canvas, kInnerX + 1, kInnerY + 1, - kInnerW, kInnerH)); - - // Translate both before and after, and have a clip. - canvas.drawColor(SK_ColorWHITE); - canvas.save(); - canvas.translate(1, 1); - { - LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH); - canvas.translate(1, 1); - AddClip(canvas, kInnerX, kInnerY, kInnerW, kInnerH); - DrawGDIRect(canvas, 0, 0, 100, 100); - } - canvas.restore(); - EXPECT_TRUE(VerifyBlackSquare(canvas, kInnerX + 2, kInnerY + 2, - kInnerW, kInnerH)); -} - -} // namespace - |