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| -rw-r--r-- | vcl/inc/qt5/QtGraphics.hxx | 251 |
1 files changed, 251 insertions, 0 deletions
diff --git a/vcl/inc/qt5/QtGraphics.hxx b/vcl/inc/qt5/QtGraphics.hxx new file mode 100644 index 000000000..fed7c2cb8 --- /dev/null +++ b/vcl/inc/qt5/QtGraphics.hxx @@ -0,0 +1,251 @@ +/* -*- 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 <sal/config.h> + +#include <salgdi.hxx> + +#include <memory> + +#include <QtGui/QPainter> +#include <QtGui/QPainterPath> +#include <QtGui/QRegion> + +#include "QtGraphicsBase.hxx" + +namespace vcl::font +{ +class PhysicalFontCollection; +} +class QImage; +class QPushButton; +class QtFont; +class QtFontFace; +class QtFrame; +class QtPainter; + +class QtGraphicsBackend final : public SalGraphicsImpl, public QtGraphicsBase +{ + friend class QtPainter; + + QtFrame* m_pFrame; + QImage* m_pQImage; + QRegion m_aClipRegion; + QPainterPath m_aClipPath; + Color m_aLineColor; + Color m_aFillColor; + QPainter::CompositionMode m_eCompositionMode; + +public: + QtGraphicsBackend(QtFrame* pFrame, QImage* pQImage); + ~QtGraphicsBackend() override; + + void Init() override {} + + QImage* getQImage() { return m_pQImage; } + + void setQImage(QImage* pQImage) { m_pQImage = pQImage; } + + void freeResources() override {} + + OUString getRenderBackendName() const override { return "qt5"; } + + bool setClipRegion(vcl::Region const& rRegion) override; + void ResetClipRegion() override; + + sal_uInt16 GetBitCount() const override; + + tools::Long GetGraphicsWidth() const override; + + void SetLineColor() override; + void SetLineColor(Color nColor) override; + void SetFillColor() override; + void SetFillColor(Color nColor) override; + void SetXORMode(bool bSet, bool bInvertOnly) override; + void SetROPLineColor(SalROPColor nROPColor) override; + void SetROPFillColor(SalROPColor nROPColor) override; + + void drawPixel(tools::Long nX, tools::Long nY) override; + void drawPixel(tools::Long nX, tools::Long nY, Color nColor) override; + + void drawLine(tools::Long nX1, tools::Long nY1, tools::Long nX2, tools::Long nY2) override; + void drawRect(tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight) override; + void drawPolyLine(sal_uInt32 nPoints, const Point* pPointArray) override; + void drawPolygon(sal_uInt32 nPoints, const Point* pPointArray) override; + void drawPolyPolygon(sal_uInt32 nPoly, const sal_uInt32* pPoints, + const Point** pPointArray) override; + + bool drawPolyPolygon(const basegfx::B2DHomMatrix& rObjectToDevice, + const basegfx::B2DPolyPolygon&, double fTransparency) override; + + bool drawPolyLine(const basegfx::B2DHomMatrix& rObjectToDevice, const basegfx::B2DPolygon&, + double fTransparency, double fLineWidth, const std::vector<double>* pStroke, + basegfx::B2DLineJoin, css::drawing::LineCap, double fMiterMinimumAngle, + bool bPixelSnapHairline) override; + + bool drawPolyLineBezier(sal_uInt32 nPoints, const Point* pPointArray, + const PolyFlags* pFlagArray) override; + + bool drawPolygonBezier(sal_uInt32 nPoints, const Point* pPointArray, + const PolyFlags* pFlagArray) override; + + bool drawPolyPolygonBezier(sal_uInt32 nPoly, const sal_uInt32* pPoints, + const Point* const* pPointArray, + const PolyFlags* const* pFlagArray) override; + + void copyArea(tools::Long nDestX, tools::Long nDestY, tools::Long nSrcX, tools::Long nSrcY, + tools::Long nSrcWidth, tools::Long nSrcHeight, bool bWindowInvalidate) override; + + void copyBits(const SalTwoRect& rPosAry, SalGraphics* pSrcGraphics) override; + + void drawBitmap(const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap) override; + + void drawBitmap(const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap, + const SalBitmap& rMaskBitmap) override; + + void drawMask(const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap, + Color nMaskColor) override; + + std::shared_ptr<SalBitmap> getBitmap(tools::Long nX, tools::Long nY, tools::Long nWidth, + tools::Long nHeight) override; + + Color getPixel(tools::Long nX, tools::Long nY) override; + + void invert(tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight, + SalInvert nFlags) override; + + void invert(sal_uInt32 nPoints, const Point* pPtAry, SalInvert nFlags) override; + + bool drawEPS(tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight, + void* pPtr, sal_uInt32 nSize) override; + + bool blendBitmap(const SalTwoRect&, const SalBitmap& rBitmap) override; + + bool blendAlphaBitmap(const SalTwoRect&, const SalBitmap& rSrcBitmap, + const SalBitmap& rMaskBitmap, const SalBitmap& rAlphaBitmap) override; + + bool drawAlphaBitmap(const SalTwoRect&, const SalBitmap& rSourceBitmap, + const SalBitmap& rAlphaBitmap) override; + + bool drawTransformedBitmap(const basegfx::B2DPoint& rNull, const basegfx::B2DPoint& rX, + const basegfx::B2DPoint& rY, const SalBitmap& rSourceBitmap, + const SalBitmap* pAlphaBitmap, double fAlpha) override; + + bool hasFastDrawTransformedBitmap() const override; + + bool drawAlphaRect(tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight, + sal_uInt8 nTransparency) override; + + bool drawGradient(const tools::PolyPolygon& rPolygon, const Gradient& rGradient) override; + bool implDrawGradient(basegfx::B2DPolyPolygon const& rPolyPolygon, + SalGradient const& rGradient) override; + + bool supportsOperation(OutDevSupportType eType) const override; + +private: + void drawScaledImage(const SalTwoRect& rPosAry, const QImage& rImage); +}; + +class QtGraphics final : public SalGraphicsAutoDelegateToImpl, public QtGraphicsBase +{ + friend class QtBitmap; + + std::unique_ptr<QtGraphicsBackend> m_pBackend; + + QtFrame* m_pFrame; + + rtl::Reference<QtFont> m_pTextStyle[MAX_FALLBACK]; + Color m_aTextColor; + + QtGraphics(QtFrame* pFrame, QImage* pQImage); + + void drawScaledImage(const SalTwoRect& rPosAry, const QImage& rImage); + + void handleDamage(const tools::Rectangle&) override; + +public: + QtGraphics(QtFrame* pFrame) + : QtGraphics(pFrame, nullptr) + { + } + QtGraphics(QImage* pQImage) + : QtGraphics(nullptr, pQImage) + { + } + virtual ~QtGraphics() override; + + QImage* getQImage() { return m_pBackend->getQImage(); } + + void ChangeQImage(QImage* pImage); + + virtual SalGraphicsImpl* GetImpl() const override; + virtual SystemGraphicsData GetGraphicsData() const override; + virtual OUString getRenderBackendName() const override + { + return m_pBackend->getRenderBackendName(); + } + +#if ENABLE_CAIRO_CANVAS + virtual bool SupportsCairo() const override; + virtual cairo::SurfaceSharedPtr + CreateSurface(const cairo::CairoSurfaceSharedPtr& rSurface) const override; + virtual cairo::SurfaceSharedPtr CreateSurface(const OutputDevice& rRefDevice, int x, int y, + int width, int height) const override; + virtual cairo::SurfaceSharedPtr CreateBitmapSurface(const OutputDevice& rRefDevice, + const BitmapSystemData& rData, + const Size& rSize) const override; + virtual css::uno::Any GetNativeSurfaceHandle(cairo::SurfaceSharedPtr& rSurface, + const basegfx::B2ISize& rSize) const override; +#endif // ENABLE_CAIRO_CANVAS + + // GDI + + virtual void GetResolution(sal_Int32& rDPIX, sal_Int32& rDPIY) override; + + // Text rendering + font support + + virtual void SetTextColor(Color nColor) override; + virtual void SetFont(LogicalFontInstance*, int nFallbackLevel) override; + virtual void GetFontMetric(ImplFontMetricDataRef&, int nFallbackLevel) override; + virtual FontCharMapRef GetFontCharMap() const override; + virtual bool GetFontCapabilities(vcl::FontCapabilities& rFontCapabilities) const override; + virtual void GetDevFontList(vcl::font::PhysicalFontCollection*) override; + virtual void ClearDevFontCache() override; + virtual bool AddTempDevFont(vcl::font::PhysicalFontCollection*, const OUString& rFileURL, + const OUString& rFontName) override; + virtual bool CreateFontSubset(const OUString& rToFile, const vcl::font::PhysicalFontFace* pFont, + const sal_GlyphId* pGlyphIds, const sal_uInt8* pEncoding, + sal_Int32* pWidths, int nGlyphs, + FontSubsetInfo& rInfo // out parameter + ) override; + + virtual const void* GetEmbedFontData(const vcl::font::PhysicalFontFace*, + tools::Long* pDataLen) override; + virtual void FreeEmbedFontData(const void* pData, tools::Long nDataLen) override; + + virtual void GetGlyphWidths(const vcl::font::PhysicalFontFace*, bool bVertical, + std::vector<sal_Int32>& rWidths, Ucs2UIntMap& rUnicodeEnc) override; + + virtual std::unique_ptr<GenericSalLayout> GetTextLayout(int nFallbackLevel) override; + virtual void DrawTextLayout(const GenericSalLayout&) override; +}; + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |