blob: 0971f93db777e89148cf96a34cc03c806c5e9eb4 [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/layers/platform_view_layer.h"
namespace flutter {
PlatformViewLayer::PlatformViewLayer(const SkPoint& offset,
const SkSize& size,
int64_t view_id)
: offset_(offset), size_(size), view_id_(view_id) {}
void PlatformViewLayer::Preroll(PrerollContext* context,
const SkMatrix& matrix) {
#if defined(LEGACY_FUCHSIA_EMBEDDER)
context->child_scene_layer_exists_below = true;
CheckForChildLayerBelow(context);
#endif
set_paint_bounds(SkRect::MakeXYWH(offset_.x(), offset_.y(), size_.width(),
size_.height()));
if (context->view_embedder == nullptr) {
FML_LOG(ERROR) << "Trying to embed a platform view but the PrerollContext "
"does not support embedding";
return;
}
context->has_platform_view = true;
std::unique_ptr<EmbeddedViewParams> params =
std::make_unique<EmbeddedViewParams>(matrix, size_,
context->mutators_stack);
context->view_embedder->PrerollCompositeEmbeddedView(view_id_,
std::move(params));
}
void PlatformViewLayer::Paint(PaintContext& context) const {
if (context.view_embedder == nullptr) {
#if !defined(LEGACY_FUCHSIA_EMBEDDER)
FML_LOG(ERROR) << "Trying to embed a platform view but the PaintContext "
"does not support embedding";
#endif
return;
}
SkCanvas* canvas = context.view_embedder->CompositeEmbeddedView(view_id_);
context.leaf_nodes_canvas = canvas;
}
#if defined(LEGACY_FUCHSIA_EMBEDDER)
void PlatformViewLayer::UpdateScene(
std::shared_ptr<SceneUpdateContext> context) {
TRACE_EVENT0("flutter", "PlatformViewLayer::UpdateScene");
FML_DCHECK(needs_system_composite());
context->UpdateView(view_id_, offset_, size_);
}
#endif
} // namespace flutter