| // Copyright 2012 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 "base/containers/hash_tables.h" |
| #include "cc/layers/append_quads_data.h" |
| #include "cc/layers/nine_patch_layer_impl.h" |
| #include "cc/quads/texture_draw_quad.h" |
| #include "cc/resources/ui_resource_bitmap.h" |
| #include "cc/resources/ui_resource_client.h" |
| #include "cc/test/fake_impl_proxy.h" |
| #include "cc/test/fake_ui_resource_layer_tree_host_impl.h" |
| #include "cc/test/geometry_test_utils.h" |
| #include "cc/test/layer_test_common.h" |
| #include "cc/trees/single_thread_proxy.h" |
| #include "testing/gmock/include/gmock/gmock.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "ui/gfx/rect_conversions.h" |
| #include "ui/gfx/safe_integer_conversions.h" |
| #include "ui/gfx/transform.h" |
| |
| namespace cc { |
| namespace { |
| |
| gfx::Rect ToRoundedIntRect(const gfx::RectF& rect_f) { |
| return gfx::Rect(gfx::ToRoundedInt(rect_f.x()), |
| gfx::ToRoundedInt(rect_f.y()), |
| gfx::ToRoundedInt(rect_f.width()), |
| gfx::ToRoundedInt(rect_f.height())); |
| } |
| |
| void NinePatchLayerLayoutTest(const gfx::Size& bitmap_size, |
| const gfx::Rect& aperture_rect, |
| const gfx::Size& layer_size, |
| const gfx::Rect& border, |
| bool fill_center, |
| size_t expected_quad_size) { |
| MockOcclusionTracker<LayerImpl> occlusion_tracker; |
| scoped_ptr<RenderPass> render_pass = RenderPass::Create(); |
| gfx::Rect visible_content_rect(layer_size); |
| gfx::Rect expected_remaining(border.x(), |
| border.y(), |
| layer_size.width() - border.width(), |
| layer_size.height() - border.height()); |
| |
| FakeImplProxy proxy; |
| TestSharedBitmapManager shared_bitmap_manager; |
| FakeUIResourceLayerTreeHostImpl host_impl(&proxy, &shared_bitmap_manager); |
| scoped_ptr<NinePatchLayerImpl> layer = |
| NinePatchLayerImpl::Create(host_impl.active_tree(), 1); |
| layer->draw_properties().visible_content_rect = visible_content_rect; |
| layer->SetBounds(layer_size); |
| layer->SetContentBounds(layer_size); |
| layer->CreateRenderSurface(); |
| layer->draw_properties().render_target = layer.get(); |
| |
| UIResourceId uid = 1; |
| bool is_opaque = false; |
| UIResourceBitmap bitmap(bitmap_size, is_opaque); |
| |
| host_impl.CreateUIResource(uid, bitmap); |
| layer->SetUIResourceId(uid); |
| layer->SetImageBounds(bitmap_size); |
| layer->SetLayout(aperture_rect, border, fill_center); |
| AppendQuadsData data; |
| layer->AppendQuads(render_pass.get(), occlusion_tracker, &data); |
| |
| // Verify quad rects |
| const QuadList& quads = render_pass->quad_list; |
| EXPECT_EQ(expected_quad_size, quads.size()); |
| |
| Region remaining(visible_content_rect); |
| for (size_t i = 0; i < quads.size(); ++i) { |
| DrawQuad* quad = quads[i]; |
| gfx::Rect quad_rect = quad->rect; |
| |
| EXPECT_TRUE(visible_content_rect.Contains(quad_rect)) << i; |
| EXPECT_TRUE(remaining.Contains(quad_rect)) << i; |
| remaining.Subtract(Region(quad_rect)); |
| } |
| |
| // Check if the left-over quad is the same size as the mapped aperture quad in |
| // layer space. |
| if (!fill_center) { |
| EXPECT_RECT_EQ(expected_remaining, gfx::ToEnclosedRect(remaining.bounds())); |
| } else { |
| EXPECT_TRUE(remaining.bounds().IsEmpty()); |
| } |
| |
| // Verify UV rects |
| gfx::Rect bitmap_rect(bitmap_size); |
| Region tex_remaining(bitmap_rect); |
| for (size_t i = 0; i < quads.size(); ++i) { |
| DrawQuad* quad = quads[i]; |
| const TextureDrawQuad* tex_quad = TextureDrawQuad::MaterialCast(quad); |
| gfx::RectF tex_rect = |
| gfx::BoundingRect(tex_quad->uv_top_left, tex_quad->uv_bottom_right); |
| tex_rect.Scale(bitmap_size.width(), bitmap_size.height()); |
| tex_remaining.Subtract(Region(ToRoundedIntRect(tex_rect))); |
| } |
| |
| if (!fill_center) { |
| EXPECT_RECT_EQ(aperture_rect, tex_remaining.bounds()); |
| Region aperture_region(aperture_rect); |
| EXPECT_EQ(aperture_region, tex_remaining); |
| } else { |
| EXPECT_TRUE(remaining.bounds().IsEmpty()); |
| } |
| } |
| |
| TEST(NinePatchLayerImplTest, VerifyDrawQuads) { |
| // Input is a 100x100 bitmap with a 40x50 aperture at x=20, y=30. |
| // The bounds of the layer are set to 400x400. |
| gfx::Size bitmap_size(100, 100); |
| gfx::Size layer_size(400, 500); |
| gfx::Rect aperture_rect(20, 30, 40, 50); |
| gfx::Rect border(40, 40, 80, 80); |
| bool fill_center = false; |
| size_t expected_quad_size = 8; |
| NinePatchLayerLayoutTest(bitmap_size, |
| aperture_rect, |
| layer_size, |
| border, |
| fill_center, |
| expected_quad_size); |
| |
| // The bounds of the layer are set to less than the bitmap size. |
| bitmap_size = gfx::Size(100, 100); |
| layer_size = gfx::Size(40, 50); |
| aperture_rect = gfx::Rect(20, 30, 40, 50); |
| border = gfx::Rect(10, 10, 25, 15); |
| fill_center = true; |
| expected_quad_size = 9; |
| NinePatchLayerLayoutTest(bitmap_size, |
| aperture_rect, |
| layer_size, |
| border, |
| fill_center, |
| expected_quad_size); |
| |
| // Layer and image sizes are equal. |
| bitmap_size = gfx::Size(100, 100); |
| layer_size = gfx::Size(100, 100); |
| aperture_rect = gfx::Rect(20, 30, 40, 50); |
| border = gfx::Rect(20, 30, 40, 50); |
| fill_center = true; |
| expected_quad_size = 9; |
| NinePatchLayerLayoutTest(bitmap_size, |
| aperture_rect, |
| layer_size, |
| border, |
| fill_center, |
| expected_quad_size); |
| } |
| |
| TEST(NinePatchLayerImplTest, VerifyDrawQuadsWithEmptyPatches) { |
| // The top component of the 9-patch is empty, so there should be no quads for |
| // the top three components. |
| gfx::Size bitmap_size(100, 100); |
| gfx::Size layer_size(100, 100); |
| gfx::Rect aperture_rect(10, 0, 80, 90); |
| gfx::Rect border(10, 0, 20, 10); |
| bool fill_center = false; |
| size_t expected_quad_size = 5; |
| NinePatchLayerLayoutTest(bitmap_size, |
| aperture_rect, |
| layer_size, |
| border, |
| fill_center, |
| expected_quad_size); |
| |
| // The top and left components of the 9-patch are empty, so there should be no |
| // quads for the left and top components. |
| bitmap_size = gfx::Size(100, 100); |
| layer_size = gfx::Size(100, 100); |
| aperture_rect = gfx::Rect(0, 0, 90, 90); |
| border = gfx::Rect(0, 0, 10, 10); |
| fill_center = false; |
| expected_quad_size = 3; |
| NinePatchLayerLayoutTest(bitmap_size, |
| aperture_rect, |
| layer_size, |
| border, |
| fill_center, |
| expected_quad_size); |
| |
| // The aperture is the size of the bitmap and the center doesn't draw. |
| bitmap_size = gfx::Size(100, 100); |
| layer_size = gfx::Size(100, 100); |
| aperture_rect = gfx::Rect(0, 0, 100, 100); |
| border = gfx::Rect(0, 0, 0, 0); |
| fill_center = false; |
| expected_quad_size = 0; |
| NinePatchLayerLayoutTest(bitmap_size, |
| aperture_rect, |
| layer_size, |
| border, |
| fill_center, |
| expected_quad_size); |
| |
| // The aperture is the size of the bitmap and the center does draw. |
| bitmap_size = gfx::Size(100, 100); |
| layer_size = gfx::Size(100, 100); |
| aperture_rect = gfx::Rect(0, 0, 100, 100); |
| border = gfx::Rect(0, 0, 0, 0); |
| fill_center = true; |
| expected_quad_size = 1; |
| NinePatchLayerLayoutTest(bitmap_size, |
| aperture_rect, |
| layer_size, |
| border, |
| fill_center, |
| expected_quad_size); |
| } |
| |
| TEST(NinePatchLayerImplTest, Occlusion) { |
| gfx::Size layer_size(1000, 1000); |
| gfx::Size viewport_size(1000, 1000); |
| |
| LayerTestCommon::LayerImplTest impl; |
| |
| SkBitmap sk_bitmap; |
| sk_bitmap.allocN32Pixels(10, 10); |
| sk_bitmap.setImmutable(); |
| UIResourceId uid = 5; |
| UIResourceBitmap bitmap(sk_bitmap); |
| impl.host_impl()->CreateUIResource(uid, bitmap); |
| |
| NinePatchLayerImpl* nine_patch_layer_impl = |
| impl.AddChildToRoot<NinePatchLayerImpl>(); |
| nine_patch_layer_impl->SetBounds(layer_size); |
| nine_patch_layer_impl->SetContentBounds(layer_size); |
| nine_patch_layer_impl->SetDrawsContent(true); |
| nine_patch_layer_impl->SetUIResourceId(uid); |
| nine_patch_layer_impl->SetImageBounds(gfx::Size(10, 10)); |
| |
| gfx::Rect aperture = gfx::Rect(3, 3, 4, 4); |
| gfx::Rect border = gfx::Rect(300, 300, 400, 400); |
| nine_patch_layer_impl->SetLayout(aperture, border, true); |
| |
| impl.CalcDrawProps(viewport_size); |
| |
| { |
| SCOPED_TRACE("No occlusion"); |
| gfx::Rect occluded; |
| impl.AppendQuadsWithOcclusion(nine_patch_layer_impl, occluded); |
| |
| LayerTestCommon::VerifyQuadsExactlyCoverRect(impl.quad_list(), |
| gfx::Rect(layer_size)); |
| EXPECT_EQ(9u, impl.quad_list().size()); |
| } |
| |
| { |
| SCOPED_TRACE("Full occlusion"); |
| gfx::Rect occluded(nine_patch_layer_impl->visible_content_rect()); |
| impl.AppendQuadsWithOcclusion(nine_patch_layer_impl, occluded); |
| |
| LayerTestCommon::VerifyQuadsExactlyCoverRect(impl.quad_list(), gfx::Rect()); |
| EXPECT_EQ(impl.quad_list().size(), 0u); |
| } |
| |
| { |
| SCOPED_TRACE("Partial occlusion"); |
| gfx::Rect occluded(0, 0, 500, 1000); |
| impl.AppendQuadsWithOcclusion(nine_patch_layer_impl, occluded); |
| |
| size_t partially_occluded_count = 0; |
| LayerTestCommon::VerifyQuadsCoverRectWithOcclusion( |
| impl.quad_list(), |
| gfx::Rect(layer_size), |
| occluded, |
| &partially_occluded_count); |
| // The layer outputs nine quads, three of which are partially occluded, and |
| // three fully occluded. |
| EXPECT_EQ(6u, impl.quad_list().size()); |
| EXPECT_EQ(3u, partially_occluded_count); |
| } |
| } |
| |
| } // namespace |
| } // namespace cc |