blob: 4f0453c3835788781dd3e9a1b89fe58ad6195d00 [file] [log] [blame] [edit]
// Copyright 2013 The Flutter 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 "flutter/flow/testing/mock_layer.h"
#include <utility>
#include "flutter/flow/layers/container_layer.h"
#include "flutter/flow/layers/layer.h"
#include "flutter/flow/testing/mock_raster_cache.h"
namespace flutter {
namespace testing {
MockLayer::MockLayer(const SkPath& path, DlPaint paint)
: fake_paint_path_(path), fake_paint_(std::move(paint)) {}
bool MockLayer::IsReplacing(DiffContext* context, const Layer* layer) const {
// Similar to PictureLayer, only return true for identical mock layers;
// That way ContainerLayer::DiffChildren can properly detect mock layer
// insertion
auto mock_layer = layer->as_mock_layer();
return mock_layer && mock_layer->fake_paint_ == fake_paint_ &&
mock_layer->fake_paint_path_ == fake_paint_path_;
}
void MockLayer::Diff(DiffContext* context, const Layer* old_layer) {
DiffContext::AutoSubtreeRestore subtree(context);
context->AddLayerBounds(fake_paint_path_.getBounds());
context->SetLayerPaintRegion(this, context->CurrentSubtreeRegion());
}
void MockLayer::Preroll(PrerollContext* context) {
context->state_stack.fill(&parent_mutators_);
parent_matrix_ = context->state_stack.transform_3x3();
parent_cull_rect_ = context->state_stack.local_cull_rect();
set_parent_has_platform_view(context->has_platform_view);
set_parent_has_texture_layer(context->has_texture_layer);
context->has_platform_view = fake_has_platform_view();
context->has_texture_layer = fake_has_texture_layer();
set_paint_bounds(fake_paint_path_.getBounds());
if (fake_reads_surface()) {
context->surface_needs_readback = true;
}
if (fake_opacity_compatible()) {
context->renderable_state_flags = LayerStateStack::kCallerCanApplyOpacity;
}
}
void MockLayer::Paint(PaintContext& context) const {
FML_DCHECK(needs_painting(context));
if (expected_paint_matrix_.has_value()) {
SkMatrix matrix = context.canvas->GetTransform();
EXPECT_EQ(matrix, expected_paint_matrix_.value());
}
DlPaint paint = fake_paint_;
context.state_stack.fill(paint);
context.canvas->DrawPath(fake_paint_path_, paint);
}
void MockCacheableContainerLayer::Preroll(PrerollContext* context) {
Layer::AutoPrerollSaveLayerState save =
Layer::AutoPrerollSaveLayerState::Create(context);
auto cache = AutoCache(layer_raster_cache_item_.get(), context,
context->state_stack.transform_3x3());
ContainerLayer::Preroll(context);
}
void MockCacheableLayer::Preroll(PrerollContext* context) {
Layer::AutoPrerollSaveLayerState save =
Layer::AutoPrerollSaveLayerState::Create(context);
auto cache = AutoCache(raster_cache_item_.get(), context,
context->state_stack.transform_3x3());
MockLayer::Preroll(context);
}
} // namespace testing
} // namespace flutter