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// Copyright 2015 The Chromium 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 "components/mus/ws/server_window_surface_manager.h"
#include "components/mus/ws/server_window.h"
#include "components/mus/ws/server_window_delegate.h"
#include "components/mus/ws/server_window_surface.h"
namespace mus {
namespace ws {
ServerWindowSurfaceManager::ServerWindowSurfaceManager(ServerWindow* window)
: window_(window),
surface_id_allocator_(WindowIdToTransportId(window->id())),
waiting_for_initial_frames_(
window_->properties().count(mus::mojom::kWaitForUnderlay_Property) >
0) {}
ServerWindowSurfaceManager::~ServerWindowSurfaceManager() {}
bool ServerWindowSurfaceManager::ShouldDraw() {
if (!waiting_for_initial_frames_)
return true;
waiting_for_initial_frames_ =
!IsSurfaceReadyAndNonEmpty(mojom::SURFACE_TYPE_DEFAULT) ||
!IsSurfaceReadyAndNonEmpty(mojom::SURFACE_TYPE_UNDERLAY);
return !waiting_for_initial_frames_;
}
void ServerWindowSurfaceManager::CreateSurface(
mojom::SurfaceType surface_type,
mojo::InterfaceRequest<mojom::Surface> request,
mojom::SurfaceClientPtr client) {
type_to_surface_map_[surface_type] = make_scoped_ptr(new ServerWindowSurface(
this, surface_type, request.Pass(), client.Pass()));
}
ServerWindowSurface* ServerWindowSurfaceManager::GetDefaultSurface() {
return GetSurfaceByType(mojom::SURFACE_TYPE_DEFAULT);
}
ServerWindowSurface* ServerWindowSurfaceManager::GetUnderlaySurface() {
return GetSurfaceByType(mojom::SURFACE_TYPE_UNDERLAY);
}
ServerWindowSurface* ServerWindowSurfaceManager::GetSurfaceByType(
mojom::SurfaceType type) {
auto iter = type_to_surface_map_.find(type);
return iter == type_to_surface_map_.end() ? nullptr : iter->second.get();
}
bool ServerWindowSurfaceManager::HasSurfaceOfType(mojom::SurfaceType type) {
return type_to_surface_map_.count(type) > 0;
}
bool ServerWindowSurfaceManager::IsSurfaceReadyAndNonEmpty(
mojom::SurfaceType type) const {
auto iter = type_to_surface_map_.find(type);
if (iter == type_to_surface_map_.end())
return false;
if (iter->second->last_submitted_frame_size().IsEmpty())
return false;
const gfx::Size& last_submitted_frame_size =
iter->second->last_submitted_frame_size();
return last_submitted_frame_size.width() >= window_->bounds().width() &&
last_submitted_frame_size.height() >= window_->bounds().height();
}
cc::SurfaceId ServerWindowSurfaceManager::GenerateId() {
return surface_id_allocator_.GenerateId();
}
} // namespace ws
} // namespace mus
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