/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#pragma once
#include <view/SlsILayerPainter.hxx>
#include <vcl/vclptr.hxx>
#include <vcl/mapmod.hxx>
#include <memory>
namespace sd {
class Window; }
namespace tools {
class Rectangle; }
namespace vcl {
class Region; }
class VirtualDevice;
namespace sd::slidesorter::view {
/** A simple wrapper around an OutputDevice that provides support for
independent layers and buffering.
Each layer may contain any number of painters.
*/
class LayeredDevice
:
public std::enable_shared_from_this<LayeredDevice>
{
public:
explicit LayeredDevice (
const VclPtr<sd::Window>& pTargetWindow);
~LayeredDevice ();
void Invalidate (
const ::tools::Rectangle& rInvalidationBox,
const sal_Int32 nLayer);
void InvalidateAllLayers (
const ::tools::Rectangle& rInvalidationBox);
void InvalidateAllLayers (
const vcl::Region& rInvalidationRegion);
void RegisterPainter (
const SharedILayerPainter& rPainter,
const sal_Int32 nLayer);
void RemovePainter (
const SharedILayerPainter& rPainter,
const sal_Int32 nLayer);
bool HandleMapModeChange();
void Repaint (
const vcl::Region& rRepaintRegion);
void Resize();
void Dispose();
private:
VclPtr<sd::Window> mpTargetWindow;
class LayerContainer;
std::unique_ptr<LayerContainer> mpLayers;
ScopedVclPtr<VirtualDevice> mpBackBuffer;
MapMode maSavedMapMode;
void RepaintRectangle (
const ::tools::Rectangle& rRepaintRectangle);
};
}
// end of namespace ::sd::slidesorter::view
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