1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
|
// Copyright (c) 2010 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 <uxtheme.h>
#include <vsstyle.h>
#include <vssym32.h>
#include "base/command_line.h"
#include "base/ref_counted_memory.h"
#include "base/resource_util.h"
#include "base/scoped_ptr.h"
#include "gfx/canvas_direct2d.h"
#include "gfx/canvas_skia.h"
#include "gfx/codec/png_codec.h"
#include "gfx/native_theme_win.h"
#include "gfx/window_impl.h"
#include "grit/gfx_resources.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
class TestWindow : public gfx::WindowImpl {
public:
static const int kWindowSize = 500;
static const int kWindowPosition = 10;
static const wchar_t* kVisibleModeFlag;
TestWindow() {
if (CommandLine::ForCurrentProcess()->HasSwitch(kVisibleModeFlag))
Sleep(1000);
// Create the window.
Init(NULL,
gfx::Rect(kWindowPosition, kWindowPosition, kWindowSize, kWindowSize));
// Initialize the RenderTarget for the window.
rt_ = MakeHWNDRenderTarget();
if (CommandLine::ForCurrentProcess()->HasSwitch(kVisibleModeFlag))
ShowWindow(hwnd(), SW_SHOW);
}
virtual ~TestWindow() {
if (CommandLine::ForCurrentProcess()->HasSwitch(kVisibleModeFlag))
Sleep(1000);
DestroyWindow(hwnd());
}
ID2D1RenderTarget* rt() const { return rt_.get(); }
BEGIN_MSG_MAP_EX(TestWindow)
END_MSG_MAP()
private:
ID2D1RenderTarget* MakeHWNDRenderTarget() {
D2D1_RENDER_TARGET_PROPERTIES rt_properties =
D2D1::RenderTargetProperties();
rt_properties.usage = D2D1_RENDER_TARGET_USAGE_GDI_COMPATIBLE;
ID2D1HwndRenderTarget* rt = NULL;
gfx::CanvasDirect2D::GetD2D1Factory()->CreateHwndRenderTarget(
rt_properties,
D2D1::HwndRenderTargetProperties(hwnd(), D2D1::SizeU(500, 500)),
&rt);
return rt;
}
ScopedComPtr<ID2D1RenderTarget> rt_;
DISALLOW_COPY_AND_ASSIGN(TestWindow);
};
// static
const wchar_t* TestWindow::kVisibleModeFlag = L"d2d-canvas-visible";
// Loads a png data blob from the data resources associated with this
// executable, decodes it and returns a SkBitmap.
SkBitmap LoadBitmapFromResources(int resource_id) {
SkBitmap bitmap;
HINSTANCE resource_instance = _AtlBaseModule.GetResourceInstance();
void* data_ptr;
size_t data_size;
if (base::GetDataResourceFromModule(resource_instance, resource_id, &data_ptr,
&data_size)) {
scoped_refptr<RefCountedMemory> memory(new RefCountedStaticMemory(
reinterpret_cast<const unsigned char*>(data_ptr), data_size));
if (!memory)
return bitmap;
if (!gfx::PNGCodec::Decode(memory->front(), memory->size(), &bitmap))
NOTREACHED() << "Unable to decode theme image resource " << resource_id;
}
return bitmap;
}
} // namespace
TEST(CanvasDirect2D, CreateCanvas) {
TestWindow window;
gfx::CanvasDirect2D canvas(window.rt());
}
TEST(CanvasDirect2D, SaveRestoreNesting) {
TestWindow window;
gfx::CanvasDirect2D canvas(window.rt());
// Simple.
canvas.Save();
canvas.Restore();
// Nested.
canvas.Save();
canvas.Save();
canvas.Restore();
canvas.Restore();
// Simple alpha.
canvas.SaveLayerAlpha(127);
canvas.Restore();
// Alpha with sub-rect.
canvas.SaveLayerAlpha(127, gfx::Rect(20, 20, 100, 100));
canvas.Restore();
// Nested alpha.
canvas.Save();
canvas.SaveLayerAlpha(127);
canvas.Save();
canvas.Restore();
canvas.Restore();
canvas.Restore();
}
TEST(CanvasDirect2D, SaveLayerAlpha) {
TestWindow window;
gfx::CanvasDirect2D canvas(window.rt());
canvas.Save();
canvas.FillRectInt(SK_ColorBLUE, 20, 20, 100, 100);
canvas.SaveLayerAlpha(127);
canvas.FillRectInt(SK_ColorRED, 60, 60, 100, 100);
canvas.Restore();
canvas.Restore();
}
TEST(CanvasDirect2D, SaveLayerAlphaWithBounds) {
TestWindow window;
gfx::CanvasDirect2D canvas(window.rt());
canvas.Save();
canvas.FillRectInt(SK_ColorBLUE, 20, 20, 100, 100);
canvas.SaveLayerAlpha(127, gfx::Rect(60, 60, 50, 50));
canvas.FillRectInt(SK_ColorRED, 60, 60, 100, 100);
canvas.Restore();
canvas.Restore();
}
TEST(CanvasDirect2D, FillRect) {
TestWindow window;
gfx::CanvasDirect2D canvas(window.rt());
canvas.FillRectInt(SK_ColorRED, 20, 20, 100, 100);
}
TEST(CanvasDirect2D, PlatformPainting) {
TestWindow window;
gfx::CanvasDirect2D canvas(window.rt());
gfx::NativeDrawingContext dc = canvas.BeginPlatformPaint();
// Use the system theme engine to draw a native button. This only works on a
// GDI device context.
RECT r = { 20, 20, 220, 80 };
gfx::NativeTheme::instance()->PaintButton(
dc, BP_PUSHBUTTON, PBS_NORMAL, DFCS_BUTTONPUSH, &r);
canvas.EndPlatformPaint();
}
TEST(CanvasDirect2D, ClipRect) {
TestWindow window;
gfx::CanvasDirect2D canvas(window.rt());
canvas.FillRectInt(SK_ColorGREEN, 0, 0, 500, 500);
canvas.ClipRectInt(20, 20, 120, 120);
canvas.FillRectInt(SK_ColorBLUE, 0, 0, 500, 500);
}
TEST(CanvasDirect2D, ClipRectWithTranslate) {
TestWindow window;
gfx::CanvasDirect2D canvas(window.rt());
// Repeat the same rendering as in ClipRect...
canvas.Save();
canvas.FillRectInt(SK_ColorGREEN, 0, 0, 500, 500);
canvas.ClipRectInt(20, 20, 120, 120);
canvas.FillRectInt(SK_ColorBLUE, 0, 0, 500, 500);
canvas.Restore();
// ... then translate, clip and fill again relative to the new origin.
canvas.Save();
canvas.TranslateInt(150, 150);
canvas.ClipRectInt(10, 10, 110, 110);
canvas.FillRectInt(SK_ColorRED, 0, 0, 500, 500);
canvas.Restore();
}
TEST(CanvasDirect2D, ClipRectWithScale) {
TestWindow window;
gfx::CanvasDirect2D canvas(window.rt());
// Repeat the same rendering as in ClipRect...
canvas.Save();
canvas.FillRectInt(SK_ColorGREEN, 0, 0, 500, 500);
canvas.ClipRectInt(20, 20, 120, 120);
canvas.FillRectInt(SK_ColorBLUE, 0, 0, 500, 500);
canvas.Restore();
// ... then translate and scale, clip and fill again relative to the new
// origin.
canvas.Save();
canvas.TranslateInt(150, 150);
canvas.ScaleInt(2, 2);
canvas.ClipRectInt(10, 10, 110, 110);
canvas.FillRectInt(SK_ColorRED, 0, 0, 500, 500);
canvas.Restore();
}
TEST(CanvasDirect2D, CreateLinearGradientBrush) {
TestWindow window;
gfx::CanvasDirect2D canvas(window.rt());
canvas.Save();
SkColor colors[] = { SK_ColorRED, SK_ColorWHITE };
float positions[] = { 0.0f, 1.0f };
scoped_ptr<gfx::Brush> brush(canvas.CreateLinearGradientBrush(
gfx::Point(0, 0),
gfx::Point(100, 0),
colors,
positions,
2,
gfx::Canvas::TileMode_Clamp));
canvas.FillRectInt(brush.get(), 0, 0, 500, 500);
canvas.Restore();
}
TEST(CanvasDirect2D, CreateRadialGradientBrush) {
TestWindow window;
gfx::CanvasDirect2D canvas(window.rt());
canvas.Save();
SkColor colors[] = { SK_ColorBLUE, SK_ColorGREEN };
float positions[] = { 0.0f, 1.0f };
scoped_ptr<gfx::Brush> brush(canvas.CreateRadialGradientBrush(
gfx::Point(200, 200),
100.0f,
colors,
positions,
2,
gfx::Canvas::TileMode_Clamp));
canvas.FillRectInt(brush.get(), 0, 0, 500, 500);
canvas.Restore();
}
TEST(CanvasDirect2D, CreateBitmapBrush) {
TestWindow window;
gfx::CanvasDirect2D canvas(window.rt());
SkBitmap bitmap = LoadBitmapFromResources(IDR_BITMAP_BRUSH_IMAGE);
canvas.Save();
scoped_ptr<gfx::Brush> brush(canvas.CreateBitmapBrush(
bitmap,
gfx::Canvas::TileMode_Mirror,
gfx::Canvas::TileMode_Mirror));
canvas.FillRectInt(brush.get(), 0, 0, 500, 500);
canvas.Restore();
}
TEST(CanvasDirect2D, DrawRectInt) {
TestWindow window;
gfx::CanvasDirect2D canvas(window.rt());
canvas.Save();
canvas.DrawRectInt(SK_ColorRED, 10, 10, 200, 200);
canvas.Restore();
}
TEST(CanvasDirect2D, DrawLineInt) {
TestWindow window;
gfx::CanvasDirect2D canvas(window.rt());
canvas.Save();
canvas.DrawLineInt(SK_ColorRED, 10, 10, 210, 210);
canvas.Restore();
}
TEST(CanvasDirect2D, DrawBitmapInt) {
TestWindow window;
gfx::CanvasDirect2D canvas(window.rt());
SkBitmap bitmap = LoadBitmapFromResources(IDR_BITMAP_BRUSH_IMAGE);
canvas.Save();
canvas.DrawBitmapInt(bitmap, 100, 100);
canvas.Restore();
}
TEST(CanvasDirect2D, DrawBitmapInt2) {
TestWindow window;
gfx::CanvasDirect2D canvas(window.rt());
SkBitmap bitmap = LoadBitmapFromResources(IDR_BITMAP_BRUSH_IMAGE);
canvas.Save();
canvas.DrawBitmapInt(bitmap, 5, 5, 30, 30, 10, 10, 30, 30, false);
canvas.DrawBitmapInt(bitmap, 5, 5, 30, 30, 110, 110, 100, 100, true);
canvas.DrawBitmapInt(bitmap, 5, 5, 30, 30, 220, 220, 100, 100, false);
canvas.Restore();
}
TEST(CanvasDirect2D, TileImageInt) {
TestWindow window;
gfx::CanvasDirect2D canvas(window.rt());
SkBitmap bitmap = LoadBitmapFromResources(IDR_BITMAP_BRUSH_IMAGE);
canvas.Save();
canvas.TileImageInt(bitmap, 10, 10, 300, 300);
canvas.Restore();
}
|