itemrenderer_qpainter.h

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/*
    SPDX-FileCopyrightText: 2022 Vlad Zahorodnii <vlad.zahorodnii@kde.org>
 
    SPDX-License-Identifier: GPL-2.0-or-later
*/
 
#pragma once
 
#include "scene/itemrenderer.h"
 
class QPainter;
 
namespace KWin
{
 
class DecorationItem;
class SurfaceItem;
 
class KWIN_EXPORT ItemRendererQPainter : public ItemRenderer
{
public:
    ItemRendererQPainter();
    ~ItemRendererQPainter() override;
 
    QPainter *painter() const override;
 
    void beginFrame(const RenderTarget &renderTarget, const RenderViewport &viewport) override;
    void endFrame() override;
 
    void renderBackground(const RenderTarget &renderTarget, const RenderViewport &viewport, const QRegion &region) override;
    void renderItem(const RenderTarget &renderTarget, const RenderViewport &viewport, Item *item, int mask, const QRegion &region, const WindowPaintData &data) override;
 
    std::unique_ptr<ImageItem> createImageItem(Scene *scene, Item *parent = nullptr) override;
 
private:
    void renderSurfaceItem(QPainter *painter, SurfaceItem *surfaceItem) const;
    void renderDecorationItem(QPainter *painter, DecorationItem *decorationItem) const;
    void renderImageItem(QPainter *painter, ImageItem *imageItem) const;
    void renderItem(QPainter *painter, Item *item) const;
 
    std::unique_ptr<QPainter> m_painter;
};
 
} // namespace KWin