50 lines
1.1 KiB
C
50 lines
1.1 KiB
C
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/*
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SPDX-FileCopyrightText: 2022 Vlad Zahorodnii <vlad.zahorodnii@kde.org>
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SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#pragma once
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#include <kwin_export.h>
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#include <QMatrix4x4>
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class QPainter;
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namespace KWin
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{
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class Item;
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class RenderTarget;
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class WindowPaintData;
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class KWIN_EXPORT ItemRenderer
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{
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public:
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ItemRenderer();
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virtual ~ItemRenderer();
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QMatrix4x4 renderTargetProjectionMatrix() const;
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QRect renderTargetRect() const;
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void setRenderTargetRect(const QRectF &rect);
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qreal renderTargetScale() const;
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void setRenderTargetScale(qreal scale);
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QRegion mapToRenderTarget(const QRegion ®ion) const;
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virtual QPainter *painter() const;
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virtual void beginFrame(RenderTarget *renderTarget);
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virtual void endFrame();
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virtual void renderBackground(const QRegion ®ion) = 0;
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virtual void renderItem(Item *item, int mask, const QRegion ®ion, const WindowPaintData &data) = 0;
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protected:
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QMatrix4x4 m_renderTargetProjectionMatrix;
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QRectF m_renderTargetRect;
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qreal m_renderTargetScale = 1;
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};
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} // namespace KWin
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