| // 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) { |
| 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>(); |
| params->offsetPixels = |
| SkPoint::Make(matrix.getTranslateX(), matrix.getTranslateY()); |
| params->sizePoints = size_; |
| params->mutatorsStack = context->mutators_stack; |
| context->view_embedder->PrerollCompositeEmbeddedView(view_id_, |
| std::move(params)); |
| } |
| |
| void PlatformViewLayer::Paint(PaintContext& context) const { |
| if (context.view_embedder == nullptr) { |
| FML_LOG(ERROR) << "Trying to embed a platform view but the PaintContext " |
| "does not support embedding"; |
| return; |
| } |
| SkCanvas* canvas = context.view_embedder->CompositeEmbeddedView(view_id_); |
| context.leaf_nodes_canvas = canvas; |
| } |
| } // namespace flutter |