blob: c70b86ee4a6c6021bc66b6b4b4571c80cf19b7b6 [file] [log] [blame]
// 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"
namespace flutter {
namespace testing {
MockLayer::MockLayer(SkPath path,
SkPaint paint,
bool fake_has_platform_view,
bool fake_needs_system_composite,
bool fake_reads_surface)
: fake_paint_path_(path),
fake_paint_(paint),
fake_has_platform_view_(fake_has_platform_view),
fake_needs_system_composite_(fake_needs_system_composite),
fake_reads_surface_(fake_reads_surface) {}
#ifdef FLUTTER_ENABLE_DIFF_CONTEXT
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());
}
#endif
void MockLayer::Preroll(PrerollContext* context, const SkMatrix& matrix) {
parent_mutators_ = context->mutators_stack;
parent_matrix_ = matrix;
parent_cull_rect_ = context->cull_rect;
parent_has_platform_view_ = context->has_platform_view;
context->has_platform_view = fake_has_platform_view_;
set_paint_bounds(fake_paint_path_.getBounds());
set_needs_system_composite(fake_needs_system_composite_);
if (fake_reads_surface_) {
context->surface_needs_readback = true;
}
}
void MockLayer::Paint(PaintContext& context) const {
FML_DCHECK(needs_painting(context));
context.leaf_nodes_canvas->drawPath(fake_paint_path_, fake_paint_);
}
} // namespace testing
} // namespace flutter