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Unified Diff: cc/trees/layer_tree_impl_unittest.cc

Issue 300323005: Route selection bounds updates through the compositor (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Fix tests Created 6 years, 6 months ago
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Index: cc/trees/layer_tree_impl_unittest.cc
diff --git a/cc/trees/layer_tree_impl_unittest.cc b/cc/trees/layer_tree_impl_unittest.cc
index 006fc35997a810801da311db61def74a1291bf5d..9edf838bb60c3379ffe76fc01943a19ac3dc5e22 100644
--- a/cc/trees/layer_tree_impl_unittest.cc
+++ b/cc/trees/layer_tree_impl_unittest.cc
@@ -2070,5 +2070,254 @@ TEST_F(LayerTreeImplTest, HitCheckingTouchHandlerOverlappingRegions) {
EXPECT_FALSE(result_layer);
}
+TEST_F(LayerTreeImplTest, SelectionBoundsForSingleLayer) {
+ int root_layer_id = 12345;
+ scoped_ptr<LayerImpl> root =
+ LayerImpl::Create(host_impl().active_tree(), root_layer_id);
+
+ gfx::Transform identity_matrix;
+ gfx::Point3F transform_origin;
+ gfx::PointF position;
+ gfx::Size bounds(100, 100);
+ SetLayerPropertiesForTesting(root.get(),
+ identity_matrix,
+ transform_origin,
+ position,
+ bounds,
+ true,
+ false);
+ root->SetDrawsContent(true);
+
+ host_impl().SetViewportSize(root->bounds());
+ host_impl().active_tree()->SetRootLayer(root.Pass());
+ host_impl().active_tree()->UpdateDrawProperties();
+
+ // Sanity check the scenario we just created.
+ ASSERT_EQ(1u, RenderSurfaceLayerList().size());
+ ASSERT_EQ(1u, root_layer()->render_surface()->layer_list().size());
+
+ LayerSelectionBound left_input;
+ left_input.type = SELECTION_BOUND_LEFT;
+ left_input.layer_rect = gfx::RectF(10, 10, 5, 20);
+ left_input.layer_id = root_layer_id;
+
+ LayerSelectionBound right_input;
+ right_input.type = SELECTION_BOUND_RIGHT;
+ right_input.layer_rect = gfx::RectF(50, 10, 5, 20);
+ right_input.layer_id = root_layer_id;
+
+ ViewportSelectionBound left_output, right_output;
+
+ // Empty input bounds should produce empty output bounds.
+ host_impl().active_tree()->GetViewportSelection(&left_output, &right_output);
+ EXPECT_EQ(ViewportSelectionBound(), left_output);
+ EXPECT_EQ(ViewportSelectionBound(), right_output);
+
+ // Selection bounds should produce distinct left and right bounds.
+ host_impl().active_tree()->RegisterSelection(left_input, right_input);
+ host_impl().active_tree()->GetViewportSelection(&left_output, &right_output);
+ EXPECT_EQ(left_input.type, left_output.type);
+ EXPECT_EQ(left_input.layer_rect, left_output.viewport_rect);
+ EXPECT_TRUE(left_output.visible);
+ EXPECT_EQ(right_input.type, right_output.type);
+ EXPECT_EQ(right_input.layer_rect, right_output.viewport_rect);
+ EXPECT_TRUE(right_output.visible);
+
+ // Insertion bounds should produce identical left and right bounds.
+ LayerSelectionBound insertion_input;
+ insertion_input.type = SELECTION_BOUND_CENTER;
+ insertion_input.layer_rect = gfx::RectF(10, 10, 5, 20);
+ insertion_input.layer_id = root_layer_id;
+ host_impl().active_tree()->RegisterSelection(insertion_input,
+ LayerSelectionBound());
+ host_impl().active_tree()->GetViewportSelection(&left_output, &right_output);
+ EXPECT_EQ(insertion_input.type, left_output.type);
+ EXPECT_EQ(insertion_input.layer_rect, left_output.viewport_rect);
+ EXPECT_TRUE(left_output.visible);
+ EXPECT_EQ(left_output, right_output);
+}
+
+TEST_F(LayerTreeImplTest, SelectionBoundsForPartialOccludedLayers) {
+ int root_layer_id = 12345;
+ int clip_layer_id = 1234;
+ int clipped_layer_id = 123;
+ scoped_ptr<LayerImpl> root =
+ LayerImpl::Create(host_impl().active_tree(), root_layer_id);
+ root->SetDrawsContent(true);
+
+ gfx::Transform identity_matrix;
+ gfx::Point3F transform_origin;
+ gfx::PointF position;
+ gfx::Size bounds(100, 100);
+ SetLayerPropertiesForTesting(root.get(),
+ identity_matrix,
+ transform_origin,
+ position,
+ bounds,
+ true,
+ false);
+
+ gfx::Vector2dF clipping_offset(10, 10);
+ {
+ scoped_ptr<LayerImpl> clipping_layer =
+ LayerImpl::Create(host_impl().active_tree(), clip_layer_id);
+ // The clipping layer should occlude the right selection bound.
+ gfx::PointF position = gfx::PointF() + clipping_offset;
+ gfx::Size bounds(50, 50);
+ SetLayerPropertiesForTesting(clipping_layer.get(),
+ identity_matrix,
+ transform_origin,
+ position,
+ bounds,
+ true,
+ false);
+ clipping_layer->SetMasksToBounds(true);
+
+ scoped_ptr<LayerImpl> clipped_layer =
+ LayerImpl::Create(host_impl().active_tree(), clipped_layer_id);
+ position = gfx::PointF();
+ bounds = gfx::Size(100, 100);
+ SetLayerPropertiesForTesting(clipped_layer.get(),
+ identity_matrix,
+ transform_origin,
+ position,
+ bounds,
+ true,
+ false);
+ clipped_layer->SetDrawsContent(true);
+ clipping_layer->AddChild(clipped_layer.Pass());
+ root->AddChild(clipping_layer.Pass());
+ }
+
+ host_impl().SetViewportSize(root->bounds());
+ host_impl().active_tree()->SetRootLayer(root.Pass());
+ host_impl().active_tree()->UpdateDrawProperties();
+
+ // Sanity check the scenario we just created.
+ ASSERT_EQ(1u, RenderSurfaceLayerList().size());
+
+ LayerSelectionBound left_input;
+ left_input.type = SELECTION_BOUND_LEFT;
+ left_input.layer_rect = gfx::RectF(25, 10, 5, 20);
+ left_input.layer_id = clipped_layer_id;
+
+ LayerSelectionBound right_input;
+ right_input.type = SELECTION_BOUND_RIGHT;
+ right_input.layer_rect = gfx::RectF(75, 10, 5, 20);
+ right_input.layer_id = clipped_layer_id;
+ host_impl().active_tree()->RegisterSelection(left_input, right_input);
+
+ // The left bound should be occluded by the clip layer.
+ ViewportSelectionBound left_output, right_output;
+ host_impl().active_tree()->GetViewportSelection(&left_output, &right_output);
+ EXPECT_EQ(left_input.type, left_output.type);
+ gfx::RectF expected_left_output_rect = left_input.layer_rect;
+ expected_left_output_rect.Offset(clipping_offset);
+ EXPECT_EQ(expected_left_output_rect, left_output.viewport_rect);
+ EXPECT_TRUE(left_output.visible);
+ EXPECT_EQ(right_input.type, right_output.type);
+ gfx::RectF expected_right_output_rect = right_input.layer_rect;
+ expected_right_output_rect.Offset(clipping_offset);
+ EXPECT_EQ(expected_right_output_rect, right_output.viewport_rect);
+ EXPECT_FALSE(right_output.visible);
+
+ // Handles outside the viewport bounds should be marked invisible.
+ left_input.layer_rect = gfx::RectF(-25, 0, 5, 20);
+ host_impl().active_tree()->RegisterSelection(left_input, right_input);
+ host_impl().active_tree()->GetViewportSelection(&left_output, &right_output);
+ EXPECT_FALSE(left_output.visible);
+
+ left_input.layer_rect = gfx::RectF(0, -25, 5, 20);
+ host_impl().active_tree()->RegisterSelection(left_input, right_input);
+ host_impl().active_tree()->GetViewportSelection(&left_output, &right_output);
+ EXPECT_FALSE(left_output.visible);
+
+ // If the handle bottom is partially visible, the handle is marked visible.
+ left_input.layer_rect = gfx::RectF(0, -20, 5, 21);
+ host_impl().active_tree()->RegisterSelection(left_input, right_input);
+ host_impl().active_tree()->GetViewportSelection(&left_output, &right_output);
+ EXPECT_TRUE(left_output.visible);
+}
+
+TEST_F(LayerTreeImplTest, SelectionBoundsForScaledLayers) {
+ int root_layer_id = 1;
+ int sub_layer_id = 2;
+ scoped_ptr<LayerImpl> root =
+ LayerImpl::Create(host_impl().active_tree(), root_layer_id);
+ root->SetDrawsContent(true);
+
+ gfx::Transform identity_matrix;
+ gfx::Point3F transform_origin;
+ gfx::PointF position;
+ gfx::Size bounds(100, 100);
+ SetLayerPropertiesForTesting(root.get(),
+ identity_matrix,
+ transform_origin,
+ position,
+ bounds,
+ true,
+ false);
+
+ gfx::Vector2dF sub_layer_offset(10, 0);
+ {
+ scoped_ptr<LayerImpl> sub_layer =
+ LayerImpl::Create(host_impl().active_tree(), sub_layer_id);
+ gfx::PointF position = gfx::PointF() + sub_layer_offset;
+ gfx::Size bounds(50, 50);
+ SetLayerPropertiesForTesting(sub_layer.get(),
+ identity_matrix,
+ transform_origin,
+ position,
+ bounds,
+ true,
+ false);
+ sub_layer->SetDrawsContent(true);
+ root->AddChild(sub_layer.Pass());
+ }
+
+ float device_scale_factor = 3.f;
+ float page_scale_factor = 5.f;
+ gfx::Size scaled_bounds_for_root = gfx::ToCeiledSize(
+ gfx::ScaleSize(root->bounds(), device_scale_factor * page_scale_factor));
+ host_impl().SetViewportSize(scaled_bounds_for_root);
+
+ host_impl().SetDeviceScaleFactor(device_scale_factor);
+ host_impl().active_tree()->SetPageScaleFactorAndLimits(
+ page_scale_factor, page_scale_factor, page_scale_factor);
+ host_impl().active_tree()->SetRootLayer(root.Pass());
+ host_impl().active_tree()->SetViewportLayersFromIds(1, 1, Layer::INVALID_ID);
+ host_impl().active_tree()->UpdateDrawProperties();
+
+ // Sanity check the scenario we just created.
+ ASSERT_EQ(1u, RenderSurfaceLayerList().size());
+
+ LayerSelectionBound left_input;
+ left_input.type = SELECTION_BOUND_LEFT;
+ left_input.layer_rect = gfx::RectF(10, 10, 5, 20);
+ left_input.layer_id = root_layer_id;
+
+ LayerSelectionBound right_input;
+ right_input.type = SELECTION_BOUND_RIGHT;
+ right_input.layer_rect = gfx::RectF(0, 0, 5, 20);
+ right_input.layer_id = sub_layer_id;
+ host_impl().active_tree()->RegisterSelection(left_input, right_input);
+
+ // The viewport bounds should be properly scaled by the page scale, but should
+ // remain in DIP coordinates.
+ ViewportSelectionBound left_output, right_output;
+ host_impl().active_tree()->GetViewportSelection(&left_output, &right_output);
+ EXPECT_EQ(left_input.type, left_output.type);
+ gfx::RectF expected_left_output_rect = left_input.layer_rect;
+ expected_left_output_rect.Scale(page_scale_factor);
+ EXPECT_EQ(left_input.layer_rect, left_output.viewport_rect);
+ EXPECT_TRUE(left_output.visible);
+ EXPECT_EQ(right_input.type, right_output.type);
+ gfx::RectF expected_right_output_rect = right_input.layer_rect;
+ expected_right_output_rect.Offset(sub_layer_offset);
+ expected_right_output_rect.Scale(page_scale_factor);
+ EXPECT_EQ(expected_right_output_rect, right_output.viewport_rect);
+ EXPECT_TRUE(right_output.visible);
+}
+
} // namespace
} // namespace cc
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