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Remove NavigationRequestInfo::is_showing.
[chromium-blink-merge.git] / cc / layers / layer_impl_unittest.cc
blobc5cac8dfe841356828ab284f42931e1922699d5a
1 // Copyright 2011 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "cc/layers/layer_impl.h"
6
7 #include "cc/layers/painted_scrollbar_layer_impl.h"
8 #include "cc/output/filter_operation.h"
9 #include "cc/output/filter_operations.h"
10 #include "cc/test/fake_impl_proxy.h"
11 #include "cc/test/fake_layer_tree_host_impl.h"
12 #include "cc/test/fake_output_surface.h"
13 #include "cc/test/geometry_test_utils.h"
14 #include "cc/test/test_shared_bitmap_manager.h"
15 #include "cc/trees/layer_tree_impl.h"
16 #include "cc/trees/single_thread_proxy.h"
17 #include "testing/gmock/include/gmock/gmock.h"
18 #include "testing/gtest/include/gtest/gtest.h"
19 #include "third_party/skia/include/effects/SkBlurImageFilter.h"
20
21 namespace cc {
22 namespace {
23
24 #define EXECUTE_AND_VERIFY_SUBTREE_CHANGED(code_to_test) \
25 root->ResetAllChangeTrackingForSubtree(); \
26 code_to_test; \
27 EXPECT_TRUE(root->needs_push_properties()); \
28 EXPECT_FALSE(child->needs_push_properties()); \
29 EXPECT_FALSE(grand_child->needs_push_properties()); \
30 EXPECT_TRUE(root->LayerPropertyChanged()); \
31 EXPECT_TRUE(child->LayerPropertyChanged()); \
32 EXPECT_TRUE(grand_child->LayerPropertyChanged());
33
34 #define EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(code_to_test) \
35 root->ResetAllChangeTrackingForSubtree(); \
36 code_to_test; \
37 EXPECT_FALSE(root->needs_push_properties()); \
38 EXPECT_FALSE(child->needs_push_properties()); \
39 EXPECT_FALSE(grand_child->needs_push_properties()); \
40 EXPECT_FALSE(root->LayerPropertyChanged()); \
41 EXPECT_FALSE(child->LayerPropertyChanged()); \
42 EXPECT_FALSE(grand_child->LayerPropertyChanged());
43
44 #define EXECUTE_AND_VERIFY_NEEDS_PUSH_PROPERTIES_AND_SUBTREE_DID_NOT_CHANGE( \
45 code_to_test) \
46 root->ResetAllChangeTrackingForSubtree(); \
47 code_to_test; \
48 EXPECT_TRUE(root->needs_push_properties()); \
49 EXPECT_FALSE(child->needs_push_properties()); \
50 EXPECT_FALSE(grand_child->needs_push_properties()); \
51 EXPECT_FALSE(root->LayerPropertyChanged()); \
52 EXPECT_FALSE(child->LayerPropertyChanged()); \
53 EXPECT_FALSE(grand_child->LayerPropertyChanged());
54
55 #define EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(code_to_test) \
56 root->ResetAllChangeTrackingForSubtree(); \
57 code_to_test; \
58 EXPECT_TRUE(root->needs_push_properties()); \
59 EXPECT_FALSE(child->needs_push_properties()); \
60 EXPECT_FALSE(grand_child->needs_push_properties()); \
61 EXPECT_TRUE(root->LayerPropertyChanged()); \
62 EXPECT_FALSE(child->LayerPropertyChanged()); \
63 EXPECT_FALSE(grand_child->LayerPropertyChanged());
64
65 #define VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(code_to_test) \
66 root->ResetAllChangeTrackingForSubtree(); \
67 host_impl.ForcePrepareToDraw(); \
68 EXPECT_FALSE(host_impl.active_tree()->needs_update_draw_properties()); \
69 code_to_test; \
70 EXPECT_TRUE(host_impl.active_tree()->needs_update_draw_properties());
71
72 #define VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(code_to_test) \
73 root->ResetAllChangeTrackingForSubtree(); \
74 host_impl.ForcePrepareToDraw(); \
75 EXPECT_FALSE(host_impl.active_tree()->needs_update_draw_properties()); \
76 code_to_test; \
77 EXPECT_FALSE(host_impl.active_tree()->needs_update_draw_properties());
78
79 TEST(LayerImplTest, VerifyLayerChangesAreTrackedProperly) {
80 //
81 // This test checks that layerPropertyChanged() has the correct behavior.
82 //
83
84 // The constructor on this will fake that we are on the correct thread.
85 // Create a simple LayerImpl tree:
86 FakeImplProxy proxy;
87 TestSharedBitmapManager shared_bitmap_manager;
88 FakeLayerTreeHostImpl host_impl(&proxy, &shared_bitmap_manager);
89 EXPECT_TRUE(host_impl.InitializeRenderer(
90 FakeOutputSurface::Create3d().PassAs<OutputSurface>()));
91 scoped_ptr<LayerImpl> root_clip =
92 LayerImpl::Create(host_impl.active_tree(), 1);
93 scoped_ptr<LayerImpl> root_ptr =
94 LayerImpl::Create(host_impl.active_tree(), 2);
95 LayerImpl* root = root_ptr.get();
96 root_clip->AddChild(root_ptr.Pass());
97 scoped_ptr<LayerImpl> scroll_parent =
98 LayerImpl::Create(host_impl.active_tree(), 3);
99 LayerImpl* scroll_child = LayerImpl::Create(host_impl.active_tree(), 4).get();
100 std::set<LayerImpl*>* scroll_children = new std::set<LayerImpl*>();
101 scroll_children->insert(scroll_child);
102 scroll_children->insert(root);
103
104 scoped_ptr<LayerImpl> clip_parent =
105 LayerImpl::Create(host_impl.active_tree(), 5);
106 LayerImpl* clip_child = LayerImpl::Create(host_impl.active_tree(), 6).get();
107 std::set<LayerImpl*>* clip_children = new std::set<LayerImpl*>();
108 clip_children->insert(clip_child);
109 clip_children->insert(root);
110
111 root->AddChild(LayerImpl::Create(host_impl.active_tree(), 7));
112 LayerImpl* child = root->children()[0];
113 child->AddChild(LayerImpl::Create(host_impl.active_tree(), 8));
114 LayerImpl* grand_child = child->children()[0];
115
116 root->SetScrollClipLayer(root_clip->id());
117
118 // Adding children is an internal operation and should not mark layers as
119 // changed.
120 EXPECT_FALSE(root->LayerPropertyChanged());
121 EXPECT_FALSE(child->LayerPropertyChanged());
122 EXPECT_FALSE(grand_child->LayerPropertyChanged());
123
124 gfx::PointF arbitrary_point_f = gfx::PointF(0.125f, 0.25f);
125 gfx::Point3F arbitrary_point_3f = gfx::Point3F(0.125f, 0.25f, 0.f);
126 float arbitrary_number = 0.352f;
127 gfx::Size arbitrary_size = gfx::Size(111, 222);
128 gfx::Point arbitrary_point = gfx::Point(333, 444);
129 gfx::Vector2d arbitrary_vector2d = gfx::Vector2d(111, 222);
130 gfx::Rect arbitrary_rect = gfx::Rect(arbitrary_point, arbitrary_size);
131 gfx::RectF arbitrary_rect_f =
132 gfx::RectF(arbitrary_point_f, gfx::SizeF(1.234f, 5.678f));
133 SkColor arbitrary_color = SkColorSetRGB(10, 20, 30);
134 gfx::Transform arbitrary_transform;
135 arbitrary_transform.Scale3d(0.1f, 0.2f, 0.3f);
136 FilterOperations arbitrary_filters;
137 arbitrary_filters.Append(FilterOperation::CreateOpacityFilter(0.5f));
138 SkXfermode::Mode arbitrary_blend_mode = SkXfermode::kMultiply_Mode;
139
140 // These properties are internal, and should not be considered "change" when
141 // they are used.
142 EXECUTE_AND_VERIFY_NEEDS_PUSH_PROPERTIES_AND_SUBTREE_DID_NOT_CHANGE(
143 root->SetUpdateRect(arbitrary_rect_f));
144 EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->SetBounds(arbitrary_size));
145
146 // Changing these properties affects the entire subtree of layers.
147 EXECUTE_AND_VERIFY_SUBTREE_CHANGED(
148 root->SetTransformOrigin(arbitrary_point_3f));
149 EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetFilters(arbitrary_filters));
150 EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetFilters(FilterOperations()));
151 EXECUTE_AND_VERIFY_SUBTREE_CHANGED(
152 root->SetMaskLayer(LayerImpl::Create(host_impl.active_tree(), 9)));
153 EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetMasksToBounds(true));
154 EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetContentsOpaque(true));
155 EXECUTE_AND_VERIFY_SUBTREE_CHANGED(
156 root->SetReplicaLayer(LayerImpl::Create(host_impl.active_tree(), 10)));
157 EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetPosition(arbitrary_point_f));
158 EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetShouldFlattenTransform(false));
159 EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->Set3dSortingContextId(1));
160 EXECUTE_AND_VERIFY_SUBTREE_CHANGED(
161 root->SetDoubleSided(false)); // constructor initializes it to "true".
162 EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->ScrollBy(arbitrary_vector2d));
163 EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetScrollDelta(gfx::Vector2d()));
164 EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetScrollOffset(arbitrary_vector2d));
165 EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetHideLayerAndSubtree(true));
166 EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetOpacity(arbitrary_number));
167 EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetBlendMode(arbitrary_blend_mode));
168 EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetTransform(arbitrary_transform));
169
170 // Changing these properties only affects the layer itself.
171 EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->SetContentBounds(arbitrary_size));
172 EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(
173 root->SetContentsScale(arbitrary_number, arbitrary_number));
174 EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->SetDrawsContent(true));
175 EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(
176 root->SetBackgroundColor(arbitrary_color));
177 EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(
178 root->SetBackgroundFilters(arbitrary_filters));
179
180 // Special case: check that SetBounds changes behavior depending on
181 // masksToBounds.
182 root->SetMasksToBounds(false);
183 EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->SetBounds(gfx::Size(135, 246)));
184 root->SetMasksToBounds(true);
185 // Should be a different size than previous call, to ensure it marks tree
186 // changed.
187 EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->SetBounds(arbitrary_size));
188
189 // Changing this property does not cause the layer to be marked as changed
190 // but does cause the layer to need to push properties.
191 EXECUTE_AND_VERIFY_NEEDS_PUSH_PROPERTIES_AND_SUBTREE_DID_NOT_CHANGE(
192 root->SetIsRootForIsolatedGroup(true));
193
194 // Changing these properties should cause the layer to need to push properties
195 EXECUTE_AND_VERIFY_NEEDS_PUSH_PROPERTIES_AND_SUBTREE_DID_NOT_CHANGE(
196 root->SetScrollParent(scroll_parent.get()));
197 EXECUTE_AND_VERIFY_NEEDS_PUSH_PROPERTIES_AND_SUBTREE_DID_NOT_CHANGE(
198 root->SetScrollChildren(scroll_children));
199 EXECUTE_AND_VERIFY_NEEDS_PUSH_PROPERTIES_AND_SUBTREE_DID_NOT_CHANGE(
200 root->SetClipParent(clip_parent.get()));
201 EXECUTE_AND_VERIFY_NEEDS_PUSH_PROPERTIES_AND_SUBTREE_DID_NOT_CHANGE(
202 root->SetClipChildren(clip_children));
203 EXECUTE_AND_VERIFY_NEEDS_PUSH_PROPERTIES_AND_SUBTREE_DID_NOT_CHANGE(
204 root->SetNumDescendantsThatDrawContent(10));
205
206 // After setting all these properties already, setting to the exact same
207 // values again should not cause any change.
208 EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
209 root->SetTransformOrigin(arbitrary_point_3f));
210 EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->SetMasksToBounds(true));
211 EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
212 root->SetPosition(arbitrary_point_f));
213 EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
214 root->SetShouldFlattenTransform(false));
215 EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->Set3dSortingContextId(1));
216 EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
217 root->SetTransform(arbitrary_transform));
218 EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
219 root->SetDoubleSided(false)); // constructor initializes it to "true".
220 EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
221 root->SetScrollDelta(gfx::Vector2d()));
222 EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
223 root->SetScrollOffset(arbitrary_vector2d));
224 EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
225 root->SetContentBounds(arbitrary_size));
226 EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
227 root->SetContentsScale(arbitrary_number, arbitrary_number));
228 EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->SetContentsOpaque(true));
229 EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->SetOpacity(arbitrary_number));
230 EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
231 root->SetBlendMode(arbitrary_blend_mode));
232 EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
233 root->SetIsRootForIsolatedGroup(true));
234 EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->SetDrawsContent(true));
235 EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->SetBounds(arbitrary_size));
236 EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
237 root->SetScrollParent(scroll_parent.get()));
238 EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
239 root->SetScrollChildren(scroll_children));
240 EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
241 root->SetClipParent(clip_parent.get()));
242 EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(
243 root->SetClipChildren(clip_children));
244 }
245
246 TEST(LayerImplTest, VerifyNeedsUpdateDrawProperties) {
247 FakeImplProxy proxy;
248 TestSharedBitmapManager shared_bitmap_manager;
249 FakeLayerTreeHostImpl host_impl(&proxy, &shared_bitmap_manager);
250 EXPECT_TRUE(host_impl.InitializeRenderer(
251 FakeOutputSurface::Create3d().PassAs<OutputSurface>()));
252 host_impl.active_tree()->SetRootLayer(
253 LayerImpl::Create(host_impl.active_tree(), 1));
254 LayerImpl* root = host_impl.active_tree()->root_layer();
255 scoped_ptr<LayerImpl> layer_ptr =
256 LayerImpl::Create(host_impl.active_tree(), 2);
257 LayerImpl* layer = layer_ptr.get();
258 root->AddChild(layer_ptr.Pass());
259 layer->SetScrollClipLayer(root->id());
260 DCHECK(host_impl.CanDraw());
261
262 gfx::PointF arbitrary_point_f = gfx::PointF(0.125f, 0.25f);
263 float arbitrary_number = 0.352f;
264 gfx::Size arbitrary_size = gfx::Size(111, 222);
265 gfx::Point arbitrary_point = gfx::Point(333, 444);
266 gfx::Vector2d arbitrary_vector2d = gfx::Vector2d(111, 222);
267 gfx::Size large_size = gfx::Size(1000, 1000);
268 gfx::Rect arbitrary_rect = gfx::Rect(arbitrary_point, arbitrary_size);
269 gfx::RectF arbitrary_rect_f =
270 gfx::RectF(arbitrary_point_f, gfx::SizeF(1.234f, 5.678f));
271 SkColor arbitrary_color = SkColorSetRGB(10, 20, 30);
272 gfx::Transform arbitrary_transform;
273 arbitrary_transform.Scale3d(0.1f, 0.2f, 0.3f);
274 FilterOperations arbitrary_filters;
275 arbitrary_filters.Append(FilterOperation::CreateOpacityFilter(0.5f));
276 SkXfermode::Mode arbitrary_blend_mode = SkXfermode::kMultiply_Mode;
277
278 // Related filter functions.
279 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetFilters(arbitrary_filters));
280 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetFilters(arbitrary_filters));
281 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetFilters(FilterOperations()));
282 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetFilters(arbitrary_filters));
283
284 // Related scrolling functions.
285 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetBounds(large_size));
286 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetBounds(large_size));
287 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->ScrollBy(arbitrary_vector2d));
288 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->ScrollBy(gfx::Vector2d()));
289 layer->SetScrollDelta(gfx::Vector2d(0, 0));
290 host_impl.ForcePrepareToDraw();
291 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
292 layer->SetScrollDelta(arbitrary_vector2d));
293 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
294 layer->SetScrollDelta(arbitrary_vector2d));
295 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
296 layer->SetScrollOffset(arbitrary_vector2d));
297 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
298 layer->SetScrollOffset(arbitrary_vector2d));
299
300 // Unrelated functions, always set to new values, always set needs update.
301 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
302 layer->SetMaskLayer(LayerImpl::Create(host_impl.active_tree(), 4)));
303 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetMasksToBounds(true));
304 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetContentsOpaque(true));
305 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
306 layer->SetReplicaLayer(LayerImpl::Create(host_impl.active_tree(), 5)));
307 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetPosition(arbitrary_point_f));
308 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetShouldFlattenTransform(false));
309 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->Set3dSortingContextId(1));
310
311 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
312 layer->SetDoubleSided(false)); // constructor initializes it to "true".
313 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetContentBounds(arbitrary_size));
314 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
315 layer->SetContentsScale(arbitrary_number, arbitrary_number));
316 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetDrawsContent(true));
317 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
318 layer->SetBackgroundColor(arbitrary_color));
319 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
320 layer->SetBackgroundFilters(arbitrary_filters));
321 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetOpacity(arbitrary_number));
322 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(
323 layer->SetBlendMode(arbitrary_blend_mode));
324 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetTransform(arbitrary_transform));
325 VERIFY_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetBounds(arbitrary_size));
326
327 // Unrelated functions, set to the same values, no needs update.
328 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
329 layer->SetIsRootForIsolatedGroup(true));
330 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetFilters(arbitrary_filters));
331 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetMasksToBounds(true));
332 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetContentsOpaque(true));
333 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetPosition(arbitrary_point_f));
334 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->Set3dSortingContextId(1));
335 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
336 layer->SetDoubleSided(false)); // constructor initializes it to "true".
337 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
338 layer->SetContentBounds(arbitrary_size));
339 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
340 layer->SetContentsScale(arbitrary_number, arbitrary_number));
341 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetDrawsContent(true));
342 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
343 layer->SetBackgroundColor(arbitrary_color));
344 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
345 layer->SetBackgroundFilters(arbitrary_filters));
346 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetOpacity(arbitrary_number));
347 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
348 layer->SetBlendMode(arbitrary_blend_mode));
349 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
350 layer->SetIsRootForIsolatedGroup(true));
351 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(
352 layer->SetTransform(arbitrary_transform));
353 VERIFY_NO_NEEDS_UPDATE_DRAW_PROPERTIES(layer->SetBounds(arbitrary_size));
354 }
355
356 TEST(LayerImplTest, SafeOpaqueBackgroundColor) {
357 FakeImplProxy proxy;
358 TestSharedBitmapManager shared_bitmap_manager;
359 FakeLayerTreeHostImpl host_impl(&proxy, &shared_bitmap_manager);
360 EXPECT_TRUE(host_impl.InitializeRenderer(
361 FakeOutputSurface::Create3d().PassAs<OutputSurface>()));
362 scoped_ptr<LayerImpl> layer = LayerImpl::Create(host_impl.active_tree(), 1);
363
364 for (int contents_opaque = 0; contents_opaque < 2; ++contents_opaque) {
365 for (int layer_opaque = 0; layer_opaque < 2; ++layer_opaque) {
366 for (int host_opaque = 0; host_opaque < 2; ++host_opaque) {
367 layer->SetContentsOpaque(!!contents_opaque);
368 layer->SetBackgroundColor(layer_opaque ? SK_ColorRED
369 : SK_ColorTRANSPARENT);
370 host_impl.active_tree()->set_background_color(
371 host_opaque ? SK_ColorRED : SK_ColorTRANSPARENT);
372
373 SkColor safe_color = layer->SafeOpaqueBackgroundColor();
374 if (contents_opaque) {
375 EXPECT_EQ(SkColorGetA(safe_color), 255u)
376 << "Flags: " << contents_opaque << ", " << layer_opaque << ", "
377 << host_opaque << "\n";
378 } else {
379 EXPECT_NE(SkColorGetA(safe_color), 255u)
380 << "Flags: " << contents_opaque << ", " << layer_opaque << ", "
381 << host_opaque << "\n";
382 }
383 }
384 }
385 }
386 }
387
388 TEST(LayerImplTest, TransformInvertibility) {
389 FakeImplProxy proxy;
390 TestSharedBitmapManager shared_bitmap_manager;
391 FakeLayerTreeHostImpl host_impl(&proxy, &shared_bitmap_manager);
392
393 scoped_ptr<LayerImpl> layer = LayerImpl::Create(host_impl.active_tree(), 1);
394 EXPECT_TRUE(layer->transform().IsInvertible());
395 EXPECT_TRUE(layer->transform_is_invertible());
396
397 gfx::Transform transform;
398 transform.Scale3d(
399 SkDoubleToMScalar(1.0), SkDoubleToMScalar(1.0), SkDoubleToMScalar(0.0));
400 layer->SetTransform(transform);
401 EXPECT_FALSE(layer->transform().IsInvertible());
402 EXPECT_FALSE(layer->transform_is_invertible());
403
404 transform.MakeIdentity();
405 transform.ApplyPerspectiveDepth(SkDoubleToMScalar(100.0));
406 transform.RotateAboutZAxis(75.0);
407 transform.RotateAboutXAxis(32.2);
408 transform.RotateAboutZAxis(-75.0);
409 transform.Translate3d(SkDoubleToMScalar(50.5),
410 SkDoubleToMScalar(42.42),
411 SkDoubleToMScalar(-100.25));
412
413 layer->SetTransform(transform);
414 EXPECT_TRUE(layer->transform().IsInvertible());
415 EXPECT_TRUE(layer->transform_is_invertible());
416 }
417
418 class LayerImplScrollTest : public testing::Test {
419 public:
420 LayerImplScrollTest()
421 : host_impl_(&proxy_, &shared_bitmap_manager_), root_id_(7) {
422 host_impl_.active_tree()->SetRootLayer(
423 LayerImpl::Create(host_impl_.active_tree(), root_id_));
424 host_impl_.active_tree()->root_layer()->AddChild(
425 LayerImpl::Create(host_impl_.active_tree(), root_id_ + 1));
426 layer()->SetScrollClipLayer(root_id_);
427 // Set the max scroll offset by noting that the root layer has bounds (1,1),
428 // thus whatever bounds are set for the layer will be the max scroll
429 // offset plus 1 in each direction.
430 host_impl_.active_tree()->root_layer()->SetBounds(gfx::Size(1, 1));
431 gfx::Vector2d max_scroll_offset(51, 81);
432 layer()->SetBounds(gfx::Size(max_scroll_offset.x(), max_scroll_offset.y()));
433 }
434
435 LayerImpl* layer() {
436 return host_impl_.active_tree()->root_layer()->children()[0];
437 }
438
439 LayerTreeImpl* tree() { return host_impl_.active_tree(); }
440
441 private:
442 FakeImplProxy proxy_;
443 TestSharedBitmapManager shared_bitmap_manager_;
444 FakeLayerTreeHostImpl host_impl_;
445 int root_id_;
446 };
447
448 TEST_F(LayerImplScrollTest, ScrollByWithZeroOffset) {
449 // Test that LayerImpl::ScrollBy only affects ScrollDelta and total scroll
450 // offset is bounded by the range [0, max scroll offset].
451
452 EXPECT_VECTOR_EQ(gfx::Vector2dF(), layer()->TotalScrollOffset());
453 EXPECT_VECTOR_EQ(gfx::Vector2dF(), layer()->scroll_offset());
454 EXPECT_VECTOR_EQ(gfx::Vector2dF(), layer()->ScrollDelta());
455
456 layer()->ScrollBy(gfx::Vector2dF(-100, 100));
457 EXPECT_VECTOR_EQ(gfx::Vector2dF(0, 80), layer()->TotalScrollOffset());
458
459 EXPECT_VECTOR_EQ(layer()->ScrollDelta(), layer()->TotalScrollOffset());
460 EXPECT_VECTOR_EQ(gfx::Vector2dF(), layer()->scroll_offset());
461
462 layer()->ScrollBy(gfx::Vector2dF(100, -100));
463 EXPECT_VECTOR_EQ(gfx::Vector2dF(50, 0), layer()->TotalScrollOffset());
464
465 EXPECT_VECTOR_EQ(layer()->ScrollDelta(), layer()->TotalScrollOffset());
466 EXPECT_VECTOR_EQ(gfx::Vector2dF(), layer()->scroll_offset());
467 }
468
469 TEST_F(LayerImplScrollTest, ScrollByWithNonZeroOffset) {
470 gfx::Vector2d scroll_offset(10, 5);
471 layer()->SetScrollOffset(scroll_offset);
472
473 EXPECT_VECTOR_EQ(scroll_offset, layer()->TotalScrollOffset());
474 EXPECT_VECTOR_EQ(scroll_offset, layer()->scroll_offset());
475 EXPECT_VECTOR_EQ(gfx::Vector2dF(), layer()->ScrollDelta());
476
477 layer()->ScrollBy(gfx::Vector2dF(-100, 100));
478 EXPECT_VECTOR_EQ(gfx::Vector2dF(0, 80), layer()->TotalScrollOffset());
479
480 EXPECT_VECTOR_EQ(layer()->ScrollDelta() + scroll_offset,
481 layer()->TotalScrollOffset());
482 EXPECT_VECTOR_EQ(scroll_offset, layer()->scroll_offset());
483
484 layer()->ScrollBy(gfx::Vector2dF(100, -100));
485 EXPECT_VECTOR_EQ(gfx::Vector2dF(50, 0), layer()->TotalScrollOffset());
486
487 EXPECT_VECTOR_EQ(layer()->ScrollDelta() + scroll_offset,
488 layer()->TotalScrollOffset());
489 EXPECT_VECTOR_EQ(scroll_offset, layer()->scroll_offset());
490 }
491
492 class ScrollDelegateIgnore : public LayerImpl::ScrollOffsetDelegate {
493 public:
494 virtual void SetTotalScrollOffset(const gfx::Vector2dF& new_value) OVERRIDE {}
495 virtual gfx::Vector2dF GetTotalScrollOffset() OVERRIDE {
496 return fixed_offset_;
497 }
498 virtual bool IsExternalFlingActive() const OVERRIDE { return false; }
499
500 void set_fixed_offset(const gfx::Vector2dF& fixed_offset) {
501 fixed_offset_ = fixed_offset;
502 }
503
504 private:
505 gfx::Vector2dF fixed_offset_;
506 };
507
508 TEST_F(LayerImplScrollTest, ScrollByWithIgnoringDelegate) {
509 gfx::Vector2d scroll_offset(10, 5);
510 layer()->SetScrollOffset(scroll_offset);
511
512 EXPECT_VECTOR_EQ(scroll_offset, layer()->TotalScrollOffset());
513 EXPECT_VECTOR_EQ(scroll_offset, layer()->scroll_offset());
514 EXPECT_VECTOR_EQ(gfx::Vector2dF(), layer()->ScrollDelta());
515
516 ScrollDelegateIgnore delegate;
517 gfx::Vector2dF fixed_offset(32, 12);
518 delegate.set_fixed_offset(fixed_offset);
519 layer()->SetScrollOffsetDelegate(&delegate);
520
521 EXPECT_VECTOR_EQ(fixed_offset, layer()->TotalScrollOffset());
522 EXPECT_VECTOR_EQ(scroll_offset, layer()->scroll_offset());
523
524 layer()->ScrollBy(gfx::Vector2dF(-100, 100));
525
526 EXPECT_VECTOR_EQ(fixed_offset, layer()->TotalScrollOffset());
527 EXPECT_VECTOR_EQ(scroll_offset, layer()->scroll_offset());
528
529 layer()->SetScrollOffsetDelegate(NULL);
530
531 EXPECT_VECTOR_EQ(fixed_offset, layer()->TotalScrollOffset());
532 EXPECT_VECTOR_EQ(scroll_offset, layer()->scroll_offset());
533
534 gfx::Vector2dF scroll_delta(1, 1);
535 layer()->ScrollBy(scroll_delta);
536
537 EXPECT_VECTOR_EQ(fixed_offset + scroll_delta, layer()->TotalScrollOffset());
538 EXPECT_VECTOR_EQ(scroll_offset, layer()->scroll_offset());
539 }
540
541 class ScrollDelegateAccept : public LayerImpl::ScrollOffsetDelegate {
542 public:
543 virtual void SetTotalScrollOffset(const gfx::Vector2dF& new_value) OVERRIDE {
544 current_offset_ = new_value;
545 }
546 virtual gfx::Vector2dF GetTotalScrollOffset() OVERRIDE {
547 return current_offset_;
548 }
549 virtual bool IsExternalFlingActive() const OVERRIDE { return false; }
550
551 private:
552 gfx::Vector2dF current_offset_;
553 };
554
555 TEST_F(LayerImplScrollTest, ScrollByWithAcceptingDelegate) {
556 gfx::Vector2d scroll_offset(10, 5);
557 layer()->SetScrollOffset(scroll_offset);
558
559 EXPECT_VECTOR_EQ(scroll_offset, layer()->TotalScrollOffset());
560 EXPECT_VECTOR_EQ(scroll_offset, layer()->scroll_offset());
561 EXPECT_VECTOR_EQ(gfx::Vector2dF(), layer()->ScrollDelta());
562
563 ScrollDelegateAccept delegate;
564 layer()->SetScrollOffsetDelegate(&delegate);
565
566 EXPECT_VECTOR_EQ(scroll_offset, layer()->TotalScrollOffset());
567 EXPECT_VECTOR_EQ(scroll_offset, layer()->scroll_offset());
568 EXPECT_VECTOR_EQ(gfx::Vector2dF(), layer()->ScrollDelta());
569
570 layer()->ScrollBy(gfx::Vector2dF(-100, 100));
571
572 EXPECT_VECTOR_EQ(gfx::Vector2dF(0, 80), layer()->TotalScrollOffset());
573 EXPECT_VECTOR_EQ(scroll_offset, layer()->scroll_offset());
574
575 layer()->SetScrollOffsetDelegate(NULL);
576
577 EXPECT_VECTOR_EQ(gfx::Vector2dF(0, 80), layer()->TotalScrollOffset());
578 EXPECT_VECTOR_EQ(scroll_offset, layer()->scroll_offset());
579
580 gfx::Vector2dF scroll_delta(1, 1);
581 layer()->ScrollBy(scroll_delta);
582
583 EXPECT_VECTOR_EQ(gfx::Vector2dF(1, 80), layer()->TotalScrollOffset());
584 EXPECT_VECTOR_EQ(scroll_offset, layer()->scroll_offset());
585 }
586
587 TEST_F(LayerImplScrollTest, ApplySentScrollsNoDelegate) {
588 gfx::Vector2d scroll_offset(10, 5);
589 gfx::Vector2dF scroll_delta(20.5f, 8.5f);
590 gfx::Vector2d sent_scroll_delta(12, -3);
591
592 layer()->SetScrollOffset(scroll_offset);
593 layer()->ScrollBy(scroll_delta);
594 layer()->SetSentScrollDelta(sent_scroll_delta);
595
596 EXPECT_VECTOR_EQ(scroll_offset + scroll_delta, layer()->TotalScrollOffset());
597 EXPECT_VECTOR_EQ(scroll_delta, layer()->ScrollDelta());
598 EXPECT_VECTOR_EQ(scroll_offset, layer()->scroll_offset());
599 EXPECT_VECTOR_EQ(sent_scroll_delta, layer()->sent_scroll_delta());
600
601 layer()->ApplySentScrollDeltasFromAbortedCommit();
602
603 EXPECT_VECTOR_EQ(scroll_offset + scroll_delta, layer()->TotalScrollOffset());
604 EXPECT_VECTOR_EQ(scroll_delta - sent_scroll_delta, layer()->ScrollDelta());
605 EXPECT_VECTOR_EQ(scroll_offset + sent_scroll_delta, layer()->scroll_offset());
606 EXPECT_VECTOR_EQ(gfx::Vector2d(), layer()->sent_scroll_delta());
607 }
608
609 TEST_F(LayerImplScrollTest, ApplySentScrollsWithIgnoringDelegate) {
610 gfx::Vector2d scroll_offset(10, 5);
611 gfx::Vector2d sent_scroll_delta(12, -3);
612 gfx::Vector2dF fixed_offset(32, 12);
613
614 layer()->SetScrollOffset(scroll_offset);
615 ScrollDelegateIgnore delegate;
616 delegate.set_fixed_offset(fixed_offset);
617 layer()->SetScrollOffsetDelegate(&delegate);
618 layer()->SetSentScrollDelta(sent_scroll_delta);
619
620 EXPECT_VECTOR_EQ(fixed_offset, layer()->TotalScrollOffset());
621 EXPECT_VECTOR_EQ(scroll_offset, layer()->scroll_offset());
622 EXPECT_VECTOR_EQ(sent_scroll_delta, layer()->sent_scroll_delta());
623
624 layer()->ApplySentScrollDeltasFromAbortedCommit();
625
626 EXPECT_VECTOR_EQ(fixed_offset, layer()->TotalScrollOffset());
627 EXPECT_VECTOR_EQ(scroll_offset + sent_scroll_delta, layer()->scroll_offset());
628 EXPECT_VECTOR_EQ(gfx::Vector2d(), layer()->sent_scroll_delta());
629 }
630
631 TEST_F(LayerImplScrollTest, ApplySentScrollsWithAcceptingDelegate) {
632 gfx::Vector2d scroll_offset(10, 5);
633 gfx::Vector2d sent_scroll_delta(12, -3);
634 gfx::Vector2dF scroll_delta(20.5f, 8.5f);
635
636 layer()->SetScrollOffset(scroll_offset);
637 ScrollDelegateAccept delegate;
638 layer()->SetScrollOffsetDelegate(&delegate);
639 layer()->ScrollBy(scroll_delta);
640 layer()->SetSentScrollDelta(sent_scroll_delta);
641
642 EXPECT_VECTOR_EQ(scroll_offset + scroll_delta, layer()->TotalScrollOffset());
643 EXPECT_VECTOR_EQ(scroll_offset, layer()->scroll_offset());
644 EXPECT_VECTOR_EQ(sent_scroll_delta, layer()->sent_scroll_delta());
645
646 layer()->ApplySentScrollDeltasFromAbortedCommit();
647
648 EXPECT_VECTOR_EQ(scroll_offset + scroll_delta, layer()->TotalScrollOffset());
649 EXPECT_VECTOR_EQ(scroll_offset + sent_scroll_delta, layer()->scroll_offset());
650 EXPECT_VECTOR_EQ(gfx::Vector2d(), layer()->sent_scroll_delta());
651 }
652
653 // The user-scrollability breaks for zoomed-in pages. So disable this.
654 // http://crbug.com/322223
655 TEST_F(LayerImplScrollTest, DISABLED_ScrollUserUnscrollableLayer) {
656 gfx::Vector2d scroll_offset(10, 5);
657 gfx::Vector2dF scroll_delta(20.5f, 8.5f);
658
659 layer()->set_user_scrollable_vertical(false);
660 layer()->SetScrollOffset(scroll_offset);
661 gfx::Vector2dF unscrolled = layer()->ScrollBy(scroll_delta);
662
663 EXPECT_VECTOR_EQ(gfx::Vector2dF(0, 8.5f), unscrolled);
664 EXPECT_VECTOR_EQ(gfx::Vector2dF(30.5f, 5), layer()->TotalScrollOffset());
665 }
666
667 TEST_F(LayerImplScrollTest, SetNewScrollbarParameters) {
668 gfx::Vector2d scroll_offset(10, 5);
669 layer()->SetScrollOffset(scroll_offset);
670
671 scoped_ptr<PaintedScrollbarLayerImpl> vertical_scrollbar(
672 PaintedScrollbarLayerImpl::Create(tree(), 100, VERTICAL));
673 vertical_scrollbar->SetScrollLayerAndClipLayerByIds(
674 layer()->id(), tree()->root_layer()->id());
675
676 int expected_vertical_maximum =
677 layer()->bounds().height() - tree()->root_layer()->bounds().height();
678 EXPECT_EQ(expected_vertical_maximum, vertical_scrollbar->maximum());
679 EXPECT_EQ(scroll_offset.y(), vertical_scrollbar->current_pos());
680
681 scoped_ptr<PaintedScrollbarLayerImpl> horizontal_scrollbar(
682 PaintedScrollbarLayerImpl::Create(tree(), 101, HORIZONTAL));
683 horizontal_scrollbar->SetScrollLayerAndClipLayerByIds(
684 layer()->id(), tree()->root_layer()->id());
685
686 int expected_horizontal_maximum =
687 layer()->bounds().width() - tree()->root_layer()->bounds().width();
688 EXPECT_EQ(expected_horizontal_maximum, horizontal_scrollbar->maximum());
689 EXPECT_EQ(scroll_offset.x(), horizontal_scrollbar->current_pos());
690 }
691
692 } // namespace
693 } // namespace cc