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Side by Side Diff: skia/ext/platform_canvas_unittest.cc

Issue 18623: Add back convolver_unittest.cc and image_operations_unittest.cc.... (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src/
Patch Set: Had forgot vector_canvas_unittest.cc! and scons Created 11 years, 11 months ago
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1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2006-2008 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 // TODO(awalker): clean up the const/non-const reference handling in this test 5 // TODO(awalker): clean up the const/non-const reference handling in this test
6 6
7 #include "build/build_config.h" 7 #include "build/build_config.h"
8 8
9 #if defined(OS_WIN) 9 #if !defined(OS_WIN)
10 #include <windows.h>
11 #else
12 #include <unistd.h> 10 #include <unistd.h>
13 #endif 11 #endif
14 12
15 #include "skia/ext/platform_canvas.h" 13 #include "skia/ext/platform_canvas.h"
16 #include "skia/ext/platform_device.h" 14 #include "skia/ext/platform_device.h"
17 #include "testing/gtest/include/gtest/gtest.h" 15 #include "testing/gtest/include/gtest/gtest.h"
18 16
19 #include "SkColor.h" 17 #include "SkColor.h"
20 18
21 namespace skia { 19 namespace skia {
(...skipping 21 matching lines...) Expand all
43 if (*bitmap.getAddr32(cur_x, cur_y) != canvas_color) 41 if (*bitmap.getAddr32(cur_x, cur_y) != canvas_color)
44 return false; 42 return false;
45 } 43 }
46 } 44 }
47 } 45 }
48 return true; 46 return true;
49 } 47 }
50 48
51 // Checks whether there is a white canvas with a black square at the given 49 // Checks whether there is a white canvas with a black square at the given
52 // location in pixels (not in the canvas coordinate system). 50 // location in pixels (not in the canvas coordinate system).
53 // TODO(ericroman): rename Square to Rect 51 bool VerifyBlackRect(const PlatformCanvas& canvas, int x, int y, int w, int h) {
54 bool VerifyBlackSquare(const PlatformCanvas& canvas, int x, int y, int w, int h) {
55 return VerifyRect(canvas, SK_ColorWHITE, SK_ColorBLACK, x, y, w, h); 52 return VerifyRect(canvas, SK_ColorWHITE, SK_ColorBLACK, x, y, w, h);
56 } 53 }
57 54
58 // Check that every pixel in the canvas is a single color. 55 // Check that every pixel in the canvas is a single color.
59 bool VerifyCanvasColor(const PlatformCanvas& canvas, uint32_t canvas_color) { 56 bool VerifyCanvasColor(const PlatformCanvas& canvas, uint32_t canvas_color) {
60 return VerifyRect(canvas, canvas_color, 0, 0, 0, 0, 0); 57 return VerifyRect(canvas, canvas_color, 0, 0, 0, 0, 0);
61 } 58 }
62 59
63 #if defined(OS_WIN) 60 #if defined(OS_WIN)
64 void DrawNativeRect(PlatformCanvas& canvas, int x, int y, int w, int h) { 61 void DrawNativeRect(PlatformCanvas& canvas, int x, int y, int w, int h) {
(...skipping 89 matching lines...) Expand 10 before | Expand all | Expand 10 after
154 // Create the canvas initialized to opaque white. 151 // Create the canvas initialized to opaque white.
155 PlatformCanvas canvas(16, 16, true); 152 PlatformCanvas canvas(16, 16, true);
156 canvas.drawColor(SK_ColorWHITE); 153 canvas.drawColor(SK_ColorWHITE);
157 154
158 // Make a layer and fill it completely to make sure that the bounds are 155 // Make a layer and fill it completely to make sure that the bounds are
159 // correct. 156 // correct.
160 { 157 {
161 LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH); 158 LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH);
162 canvas.drawColor(SK_ColorBLACK); 159 canvas.drawColor(SK_ColorBLACK);
163 } 160 }
164 EXPECT_TRUE(VerifyBlackSquare(canvas, kLayerX, kLayerY, kLayerW, kLayerH)); 161 EXPECT_TRUE(VerifyBlackRect(canvas, kLayerX, kLayerY, kLayerW, kLayerH));
165 } 162 }
166 163
167 // Test native clipping. 164 // Test native clipping.
168 TEST(PlatformCanvas, ClipRegion) { 165 TEST(PlatformCanvas, ClipRegion) {
169 // Initialize a white canvas 166 // Initialize a white canvas
170 PlatformCanvas canvas(16, 16, true); 167 PlatformCanvas canvas(16, 16, true);
171 canvas.drawColor(SK_ColorWHITE); 168 canvas.drawColor(SK_ColorWHITE);
172 EXPECT_TRUE(VerifyCanvasColor(canvas, SK_ColorWHITE)); 169 EXPECT_TRUE(VerifyCanvasColor(canvas, SK_ColorWHITE));
173 170
174 // Test that initially the canvas has no clip region, by filling it 171 // Test that initially the canvas has no clip region, by filling it
(...skipping 20 matching lines...) Expand all
195 // Create the canvas initialized to opaque white. 192 // Create the canvas initialized to opaque white.
196 PlatformCanvas canvas(16, 16, true); 193 PlatformCanvas canvas(16, 16, true);
197 194
198 // Make a layer and fill it completely to make sure that the bounds are 195 // Make a layer and fill it completely to make sure that the bounds are
199 // correct. 196 // correct.
200 canvas.drawColor(SK_ColorWHITE); 197 canvas.drawColor(SK_ColorWHITE);
201 { 198 {
202 LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH); 199 LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH);
203 DrawNativeRect(canvas, 0, 0, 100, 100); 200 DrawNativeRect(canvas, 0, 0, 100, 100);
204 } 201 }
205 EXPECT_TRUE(VerifyBlackSquare(canvas, kLayerX, kLayerY, kLayerW, kLayerH)); 202 EXPECT_TRUE(VerifyBlackRect(canvas, kLayerX, kLayerY, kLayerW, kLayerH));
206 203
207 // Make a layer and fill it partially to make sure the translation is correct. 204 // Make a layer and fill it partially to make sure the translation is correct.
208 canvas.drawColor(SK_ColorWHITE); 205 canvas.drawColor(SK_ColorWHITE);
209 { 206 {
210 LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH); 207 LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH);
211 DrawNativeRect(canvas, kInnerX, kInnerY, kInnerW, kInnerH); 208 DrawNativeRect(canvas, kInnerX, kInnerY, kInnerW, kInnerH);
212 } 209 }
213 EXPECT_TRUE(VerifyBlackSquare(canvas, kInnerX, kInnerY, kInnerW, kInnerH)); 210 EXPECT_TRUE(VerifyBlackRect(canvas, kInnerX, kInnerY, kInnerW, kInnerH));
214 211
215 // Add a clip on the layer and fill to make sure clip is correct. 212 // Add a clip on the layer and fill to make sure clip is correct.
216 canvas.drawColor(SK_ColorWHITE); 213 canvas.drawColor(SK_ColorWHITE);
217 { 214 {
218 LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH); 215 LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH);
219 canvas.save(); 216 canvas.save();
220 AddClip(canvas, kInnerX, kInnerY, kInnerW, kInnerH); 217 AddClip(canvas, kInnerX, kInnerY, kInnerW, kInnerH);
221 DrawNativeRect(canvas, 0, 0, 100, 100); 218 DrawNativeRect(canvas, 0, 0, 100, 100);
222 canvas.restore(); 219 canvas.restore();
223 } 220 }
224 EXPECT_TRUE(VerifyBlackSquare(canvas, kInnerX, kInnerY, kInnerW, kInnerH)); 221 EXPECT_TRUE(VerifyBlackRect(canvas, kInnerX, kInnerY, kInnerW, kInnerH));
225 222
226 // Add a clip and then make the layer to make sure the clip is correct. 223 // Add a clip and then make the layer to make sure the clip is correct.
227 canvas.drawColor(SK_ColorWHITE); 224 canvas.drawColor(SK_ColorWHITE);
228 canvas.save(); 225 canvas.save();
229 AddClip(canvas, kInnerX, kInnerY, kInnerW, kInnerH); 226 AddClip(canvas, kInnerX, kInnerY, kInnerW, kInnerH);
230 { 227 {
231 LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH); 228 LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH);
232 DrawNativeRect(canvas, 0, 0, 100, 100); 229 DrawNativeRect(canvas, 0, 0, 100, 100);
233 } 230 }
234 canvas.restore(); 231 canvas.restore();
235 EXPECT_TRUE(VerifyBlackSquare(canvas, kInnerX, kInnerY, kInnerW, kInnerH)); 232 EXPECT_TRUE(VerifyBlackRect(canvas, kInnerX, kInnerY, kInnerW, kInnerH));
236 } 233 }
237 234
238 // Test that translation + make layer works properly. 235 // Test that translation + make layer works properly.
239 TEST(PlatformCanvas, TranslateLayer) { 236 TEST(PlatformCanvas, TranslateLayer) {
240 // Create the canvas initialized to opaque white. 237 // Create the canvas initialized to opaque white.
241 PlatformCanvas canvas(16, 16, true); 238 PlatformCanvas canvas(16, 16, true);
242 239
243 // Make a layer and fill it completely to make sure that the bounds are 240 // Make a layer and fill it completely to make sure that the bounds are
244 // correct. 241 // correct.
245 canvas.drawColor(SK_ColorWHITE); 242 canvas.drawColor(SK_ColorWHITE);
246 canvas.save(); 243 canvas.save();
247 canvas.translate(1, 1); 244 canvas.translate(1, 1);
248 { 245 {
249 LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH); 246 LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH);
250 DrawNativeRect(canvas, 0, 0, 100, 100); 247 DrawNativeRect(canvas, 0, 0, 100, 100);
251 } 248 }
252 canvas.restore(); 249 canvas.restore();
253 EXPECT_TRUE(VerifyBlackSquare(canvas, kLayerX + 1, kLayerY + 1, 250 EXPECT_TRUE(VerifyBlackRect(canvas, kLayerX + 1, kLayerY + 1,
254 kLayerW, kLayerH)); 251 kLayerW, kLayerH));
255 252
256 // Translate then make the layer. 253 // Translate then make the layer.
257 canvas.drawColor(SK_ColorWHITE); 254 canvas.drawColor(SK_ColorWHITE);
258 canvas.save(); 255 canvas.save();
259 canvas.translate(1, 1); 256 canvas.translate(1, 1);
260 { 257 {
261 LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH); 258 LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH);
262 DrawNativeRect(canvas, kInnerX, kInnerY, kInnerW, kInnerH); 259 DrawNativeRect(canvas, kInnerX, kInnerY, kInnerW, kInnerH);
263 } 260 }
264 canvas.restore(); 261 canvas.restore();
265 EXPECT_TRUE(VerifyBlackSquare(canvas, kInnerX + 1, kInnerY + 1, 262 EXPECT_TRUE(VerifyBlackRect(canvas, kInnerX + 1, kInnerY + 1,
266 kInnerW, kInnerH)); 263 kInnerW, kInnerH));
267 264
268 // Make the layer then translate. 265 // Make the layer then translate.
269 canvas.drawColor(SK_ColorWHITE); 266 canvas.drawColor(SK_ColorWHITE);
270 canvas.save(); 267 canvas.save();
271 { 268 {
272 LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH); 269 LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH);
273 canvas.translate(1, 1); 270 canvas.translate(1, 1);
274 DrawNativeRect(canvas, kInnerX, kInnerY, kInnerW, kInnerH); 271 DrawNativeRect(canvas, kInnerX, kInnerY, kInnerW, kInnerH);
275 } 272 }
276 canvas.restore(); 273 canvas.restore();
277 EXPECT_TRUE(VerifyBlackSquare(canvas, kInnerX + 1, kInnerY + 1, 274 EXPECT_TRUE(VerifyBlackRect(canvas, kInnerX + 1, kInnerY + 1,
278 kInnerW, kInnerH)); 275 kInnerW, kInnerH));
279 276
280 // Translate both before and after, and have a clip. 277 // Translate both before and after, and have a clip.
281 canvas.drawColor(SK_ColorWHITE); 278 canvas.drawColor(SK_ColorWHITE);
282 canvas.save(); 279 canvas.save();
283 canvas.translate(1, 1); 280 canvas.translate(1, 1);
284 { 281 {
285 LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH); 282 LayerSaver layer(canvas, kLayerX, kLayerY, kLayerW, kLayerH);
286 canvas.translate(1, 1); 283 canvas.translate(1, 1);
287 AddClip(canvas, kInnerX, kInnerY, kInnerW, kInnerH); 284 AddClip(canvas, kInnerX, kInnerY, kInnerW, kInnerH);
288 DrawNativeRect(canvas, 0, 0, 100, 100); 285 DrawNativeRect(canvas, 0, 0, 100, 100);
289 } 286 }
290 canvas.restore(); 287 canvas.restore();
291 EXPECT_TRUE(VerifyBlackSquare(canvas, kInnerX + 2, kInnerY + 2, 288 EXPECT_TRUE(VerifyBlackRect(canvas, kInnerX + 2, kInnerY + 2,
292 kInnerW, kInnerH)); 289 kInnerW, kInnerH));
293 } 290 }
294 291
295 } // namespace skia 292 } // namespace skia
296
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