blob: d641a12665d3896b6bda30599a07a2aacdc73556 [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"
#include "flutter/display_list/skia/dl_sk_canvas.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) {
set_paint_bounds(SkRect::MakeXYWH(offset_.x(), offset_.y(), size_.width(),
size_.height()));
if (context->view_embedder == nullptr) {
FML_DLOG(ERROR) << "Trying to embed a platform view but the PrerollContext "
"does not support embedding";
return;
}
context->has_platform_view = true;
set_subtree_has_platform_view(true);
MutatorsStack mutators;
context->state_stack.fill(&mutators);
std::unique_ptr<EmbeddedViewParams> params =
std::make_unique<EmbeddedViewParams>(context->state_stack.transform_3x3(),
size_, mutators);
context->view_embedder->PrerollCompositeEmbeddedView(view_id_,
std::move(params));
context->view_embedder->PushVisitedPlatformView(view_id_);
}
void PlatformViewLayer::Paint(PaintContext& context) const {
if (context.view_embedder == nullptr) {
FML_DLOG(ERROR) << "Trying to embed a platform view but the PaintContext "
"does not support embedding";
return;
}
DlCanvas* canvas = context.view_embedder->CompositeEmbeddedView(view_id_);
context.canvas = canvas;
context.state_stack.set_delegate(canvas);
context.rendering_above_platform_view = true;
}
} // namespace flutter