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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/platform/testing/test_paint_artifact.h"
#include <memory>
#include "cc/layers/layer.h"
#include "cc/paint/paint_flags.h"
#include "third_party/blink/renderer/platform/graphics/paint/display_item_client.h"
#include "third_party/blink/renderer/platform/graphics/paint/drawing_display_item.h"
#include "third_party/blink/renderer/platform/graphics/paint/foreign_layer_display_item.h"
#include "third_party/blink/renderer/platform/graphics/paint/paint_artifact.h"
#include "third_party/blink/renderer/platform/graphics/paint/paint_record.h"
#include "third_party/blink/renderer/platform/graphics/paint/paint_recorder.h"
#include "third_party/blink/renderer/platform/graphics/paint/scroll_paint_property_node.h"
#include "third_party/blink/renderer/platform/graphics/skia/skia_utils.h"
#include "ui/gfx/geometry/skia_conversions.h"
namespace blink {
static DisplayItemClient& StaticDummyClient() {
DEFINE_STATIC_LOCAL(Persistent<FakeDisplayItemClient>, client,
(MakeGarbageCollected<FakeDisplayItemClient>()));
client->Validate();
return *client;
}
TestPaintArtifact& TestPaintArtifact::Chunk(int id) {
Chunk(StaticDummyClient(),
static_cast<DisplayItem::Type>(DisplayItem::kDrawingFirst + id));
// The default bounds with magic numbers make the chunks have different bounds
// from each other, for e.g. RasterInvalidatorTest to check the tracked raster
// invalidation rects of chunks. The actual values don't matter. If the chunk
// has display items, we will recalculate the bounds from the display items
// when constructing the PaintArtifact.
gfx::Rect bounds(id * 110, id * 220, id * 220 + 200, id * 110 + 200);
Bounds(bounds);
DrawableBounds(bounds);
return *this;
}
TestPaintArtifact& TestPaintArtifact::Chunk(const DisplayItemClient& client,
DisplayItem::Type type) {
auto& display_item_list = paint_artifact_->GetDisplayItemList();
paint_artifact_->GetPaintChunks().emplace_back(
display_item_list.size(), display_item_list.size(), client,
PaintChunk::Id(client.Id(), type), PropertyTreeState::Root());
paint_artifact_->RecordDebugInfo(client.Id(), client.DebugName(),
client.OwnerNodeId());
// Assume PaintController has processed this chunk.
paint_artifact_->GetPaintChunks().back().client_is_just_created = false;
return *this;
}
TestPaintArtifact& TestPaintArtifact::Properties(
const PropertyTreeStateOrAlias& properties) {
paint_artifact_->GetPaintChunks().back().properties = properties;
return *this;
}
TestPaintArtifact& TestPaintArtifact::RectDrawing(const gfx::Rect& bounds,
Color color) {
return RectDrawing(NewClient(), bounds, color);
}
TestPaintArtifact& TestPaintArtifact::ForeignLayerChunk(
scoped_refptr<cc::Layer> layer,
const gfx::Point& origin) {
DEFINE_STATIC_DISPLAY_ITEM_CLIENT(client, "ForeignLayer");
Chunk().Bounds(gfx::Rect(origin, layer->bounds()));
paint_artifact_->GetDisplayItemList()
.AllocateAndConstruct<ForeignLayerDisplayItem>(
client->Id(), DisplayItem::kForeignLayerFirst, std::move(layer),
origin, RasterEffectOutset::kNone,
client->GetPaintInvalidationReason());
paint_artifact_->RecordDebugInfo(client->Id(), client->DebugName(),
client->OwnerNodeId());
DidAddDisplayItem();
return *this;
}
TestPaintArtifact& TestPaintArtifact::RectDrawing(
const DisplayItemClient& client,
const gfx::Rect& bounds,
Color color) {
PaintRecorder recorder;
cc::PaintCanvas* canvas = recorder.beginRecording();
if (!bounds.IsEmpty()) {
cc::PaintFlags flags;
flags.setColor(color.toSkColor4f());
canvas->drawRect(gfx::RectToSkRect(bounds), flags);
}
paint_artifact_->GetDisplayItemList()
.AllocateAndConstruct<DrawingDisplayItem>(
client.Id(), DisplayItem::kDrawingFirst, bounds,
recorder.finishRecordingAsPicture(),
client.VisualRectOutsetForRasterEffects(),
client.GetPaintInvalidationReason());
paint_artifact_->RecordDebugInfo(client.Id(), client.DebugName(),
client.OwnerNodeId());
auto& chunk = paint_artifact_->GetPaintChunks().back();
chunk.background_color.color = color.toSkColor4f();
chunk.background_color.area = bounds.size().GetArea();
// is_solid_color should be set explicitly with IsSolidColor().
chunk.background_color.is_solid_color = false;
DidAddDisplayItem();
return *this;
}
TestPaintArtifact& TestPaintArtifact::ScrollHitTestChunk(
const DisplayItemClient& client,
const PropertyTreeState& contents_state) {
const auto& scroll_translation = contents_state.Transform();
DCHECK(scroll_translation.ScrollNode());
Chunk(client, DisplayItem::kScrollHitTest)
.Properties(*scroll_translation.Parent(), *contents_state.Clip().Parent(),
contents_state.Effect());
auto& chunk = paint_artifact_->GetPaintChunks().back();
chunk.hit_test_opaqueness = cc::HitTestOpaqueness::kOpaque;
auto& hit_test_data = chunk.EnsureHitTestData();
hit_test_data.scroll_hit_test_rect =
scroll_translation.ScrollNode()->ContainerRect();
hit_test_data.scroll_translation = &scroll_translation;
return *this;
}
TestPaintArtifact& TestPaintArtifact::ScrollingContentsChunk(
const DisplayItemClient& client,
const PropertyTreeState& state,
bool opaque) {
gfx::Rect contents_rect = state.Transform().ScrollNode()->ContentsRect();
Chunk(client).Properties(state).Bounds(contents_rect);
if (opaque) {
RectKnownToBeOpaque(contents_rect);
}
return *this;
}
TestPaintArtifact& TestPaintArtifact::ScrollChunks(
const PropertyTreeState& contents_state,
bool contents_opaque) {
return ScrollHitTestChunk(contents_state)
.ScrollingContentsChunk(contents_state, contents_opaque);
}
TestPaintArtifact& TestPaintArtifact::SetRasterEffectOutset(
RasterEffectOutset outset) {
paint_artifact_->GetPaintChunks().back().raster_effect_outset = outset;
return *this;
}
TestPaintArtifact& TestPaintArtifact::RectKnownToBeOpaque(const gfx::Rect& r) {
auto& chunk = paint_artifact_->GetPaintChunks().back();
chunk.rect_known_to_be_opaque = r;
DCHECK(chunk.bounds.Contains(r));
return *this;
}
TestPaintArtifact& TestPaintArtifact::TextKnownToBeOnOpaqueBackground() {
auto& chunk = paint_artifact_->GetPaintChunks().back();
DCHECK(chunk.has_text);
paint_artifact_->GetPaintChunks()
.back()
.text_known_to_be_on_opaque_background = true;
return *this;
}
TestPaintArtifact& TestPaintArtifact::HasText() {
auto& chunk = paint_artifact_->GetPaintChunks().back();
chunk.has_text = true;
chunk.text_known_to_be_on_opaque_background = false;
return *this;
}
TestPaintArtifact& TestPaintArtifact::IsSolidColor() {
auto& chunk = paint_artifact_->GetPaintChunks().back();
DCHECK_EQ(chunk.size(), 1u);
chunk.background_color.is_solid_color = true;
return *this;
}
TestPaintArtifact& TestPaintArtifact::EffectivelyInvisible() {
paint_artifact_->GetPaintChunks().back().effectively_invisible = true;
return *this;
}
TestPaintArtifact& TestPaintArtifact::Bounds(const gfx::Rect& bounds) {
auto& chunk = paint_artifact_->GetPaintChunks().back();
chunk.bounds = bounds;
return *this;
}
TestPaintArtifact& TestPaintArtifact::DrawableBounds(
const gfx::Rect& drawable_bounds) {
auto& chunk = paint_artifact_->GetPaintChunks().back();
chunk.drawable_bounds = drawable_bounds;
DCHECK(chunk.bounds.Contains(drawable_bounds));
return *this;
}
TestPaintArtifact& TestPaintArtifact::Uncacheable() {
paint_artifact_->GetPaintChunks().back().is_cacheable = false;
return *this;
}
TestPaintArtifact& TestPaintArtifact::IsMovedFromCachedSubsequence() {
paint_artifact_->GetPaintChunks().back().is_moved_from_cached_subsequence =
true;
return *this;
}
const PaintArtifact& TestPaintArtifact::Build() {
const PaintArtifact& result = *paint_artifact_;
paint_artifact_ = nullptr;
return result;
}
FakeDisplayItemClient& TestPaintArtifact::NewClient() {
clients_.push_back(MakeGarbageCollected<FakeDisplayItemClient>());
return *clients_.back();
}
FakeDisplayItemClient& TestPaintArtifact::Client(wtf_size_t i) const {
return *clients_[i];
}
void TestPaintArtifact::DidAddDisplayItem() {
auto& chunk = paint_artifact_->GetPaintChunks().back();
DCHECK_EQ(chunk.end_index, paint_artifact_->GetDisplayItemList().size() - 1);
const auto& item = UNSAFE_TODO(paint_artifact_->GetDisplayItemList().back());
chunk.bounds.Union(item.VisualRect());
if (item.DrawsContent()) {
chunk.drawable_bounds.Union(item.VisualRect());
}
chunk.end_index++;
}
} // namespace blink
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