/* -*- 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 #include #include #include #include #include #include #include #include #include #include #include #ifndef INCLUDED_PRE_POST_WIN_H #define INCLUDED_PRE_POST_WIN_H # include # include #endif #include #include namespace vcl::font { class PhysicalFontCollection; class FontSelectPattern; } class WinFontInstance; class ImplFontAttrCache; class SalGraphicsImpl; class WinSalGraphicsImplBase; class ImplFontMetricData; #define RGB_TO_PALRGB(nRGB) ((nRGB)|0x02000000) #define PALRGB_TO_RGB(nPalRGB) ((nPalRGB)&0x00ffffff) // win32 specific physically available font face class WinFontFace : public vcl::font::PhysicalFontFace { public: explicit WinFontFace(const ENUMLOGFONTEXW&, const NEWTEXTMETRICW&); virtual ~WinFontFace() override; virtual rtl::Reference CreateFontInstance( const vcl::font::FontSelectPattern& ) const override; virtual sal_IntPtr GetFontId() const override; void SetFontId( sal_IntPtr nId ) { mnId = nId; } BYTE GetCharSet() const { return meWinCharSet; } BYTE GetPitchAndFamily() const { return mnPitchAndFamily; } virtual hb_blob_t* GetHbTable(hb_tag_t nTag) const override; private: sal_IntPtr mnId; BYTE meWinCharSet; BYTE mnPitchAndFamily; bool mbAliasSymbolsHigh; bool mbAliasSymbolsLow; LOGFONTW maLogFont; }; /** Class that creates (and destroys) a compatible Device Context. This is to be used for GDI drawing into a DIB that we later use for a different drawing method, such as a texture for OpenGL drawing or surface for Skia drawing. */ class CompatibleDC { protected: /// The compatible DC that we create for our purposes. HDC mhCompatibleDC; /// DIBSection that we use for the GDI drawing, and later obtain. HBITMAP mhBitmap; /// Return the previous bitmap to undo the SelectObject. HBITMAP mhOrigBitmap; /// DIBSection data. sal_uInt32 *mpData; /// Mapping between the GDI position and OpenGL, to use for OpenGL drawing. SalTwoRect maRects; /// The SalGraphicsImpl where we will draw. If null, we ignore the drawing, it means it happened directly to the DC... WinSalGraphicsImplBase *mpImpl; // If 'disable' is true, this class is a simple wrapper for drawing directly. Subclasses should use true. CompatibleDC(SalGraphics &rGraphics, int x, int y, int width, int height, bool disable=true); public: static std::unique_ptr< CompatibleDC > create(SalGraphics &rGraphics, int x, int y, int width, int height); virtual ~CompatibleDC(); HDC getCompatibleHDC() { return mhCompatibleDC; } SalTwoRect getTwoRect() const { return maRects; } tools::Long getBitmapWidth() const { return maRects.mnSrcWidth; } tools::Long getBitmapHeight() const { return maRects.mnSrcHeight; } /// Reset the DC with the defined color. void fill(sal_uInt32 color); }; /** * WinSalGraphics never owns the HDC it uses to draw, because the HDC can have * various origins with different ways to correctly free it. And WinSalGraphics * stores all default values (mhDef*) of the HDC, which must be restored when * the HDC changes (setHDC) or the SalGraphics is destructed. So think of the * HDC in terms of Rust's Borrowing semantics. */ class WinSalGraphics : public SalGraphics { friend class WinSalGraphicsImpl; friend class ScopedFont; protected: std::unique_ptr mpImpl; private: HDC mhLocalDC; // HDC bool mbPrinter : 1; // is Printer bool mbVirDev : 1; // is VirDev bool mbWindow : 1; // is Window bool mbScreen : 1; // is Screen compatible HWND mhWnd; // Window-Handle, when Window-Graphics rtl::Reference mpWinFontEntry[ MAX_FALLBACK ]; // pointer to the most recent font instance HRGN mhRegion; // vcl::Region Handle HPEN mhDefPen; // DefaultPen HBRUSH mhDefBrush; // DefaultBrush HFONT mhDefFont; // DefaultFont HPALETTE mhDefPal; // DefaultPalette COLORREF mnTextColor; // TextColor RGNDATA* mpClipRgnData; // ClipRegion-Data RGNDATA* mpStdClipRgnData; // Cache Standard-ClipRegion-Data int mnPenWidth; // line width // just call both from setHDC! void InitGraphics(); void DeInitGraphics(); public: // Return HFONT, and whether the font is for vertical writing ( prefixed with '@' ) // and tmDescent value for adjusting offset in vertical writing mode. std::tuple ImplDoSetFont(HDC hDC, vcl::font::FontSelectPattern const & i_rFont, const vcl::font::PhysicalFontFace * i_pFontFace, HFONT& o_rOldFont); HDC getHDC() const { return mhLocalDC; } // NOTE: this doesn't transfer ownership! See class comment. void setHDC(HDC aNew); HPALETTE getDefPal() const; // returns the result from RealizePalette, otherwise 0 on success or GDI_ERROR UINT setPalette(HPALETTE, BOOL bForceBkgd = TRUE); HRGN getRegion() const; enum Type { PRINTER, VIRTUAL_DEVICE, WINDOW, SCREEN }; public: HWND gethWnd(); public: explicit WinSalGraphics(WinSalGraphics::Type eType, bool bScreen, HWND hWnd, SalGeometryProvider *pProvider); virtual ~WinSalGraphics() override; SalGraphicsImpl* GetImpl() const override; bool isPrinter() const; bool isVirtualDevice() const; bool isWindow() const; bool isScreen() const; void setHWND(HWND hWnd); void Flush(); protected: virtual bool setClipRegion( const vcl::Region& ) override; // draw --> LineColor and FillColor and RasterOp and ClipRegion virtual void drawPixel( tools::Long nX, tools::Long nY ) override; virtual void drawPixel( tools::Long nX, tools::Long nY, Color nColor ) override; virtual void drawLine( tools::Long nX1, tools::Long nY1, tools::Long nX2, tools::Long nY2 ) override; virtual void drawRect( tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight ) override; virtual void drawPolyLine( sal_uInt32 nPoints, const Point* pPtAry ) override; virtual void drawPolygon( sal_uInt32 nPoints, const Point* pPtAry ) override; virtual void drawPolyPolygon( sal_uInt32 nPoly, const sal_uInt32* pPoints, const Point** pPtAry ) override; virtual bool drawPolyPolygon( const basegfx::B2DHomMatrix& rObjectToDevice, const basegfx::B2DPolyPolygon&, double fTransparency) override; virtual bool drawPolyLine( const basegfx::B2DHomMatrix& rObjectToDevice, const basegfx::B2DPolygon&, double fTransparency, double fLineWidth, const std::vector< double >* pStroke, // MM01 basegfx::B2DLineJoin, css::drawing::LineCap, double fMiterMinimumAngle, bool bPixelSnapHairline) override; virtual bool drawPolyLineBezier( sal_uInt32 nPoints, const Point* pPtAry, const PolyFlags* pFlgAry ) override; virtual bool drawPolygonBezier( sal_uInt32 nPoints, const Point* pPtAry, const PolyFlags* pFlgAry ) override; virtual bool drawPolyPolygonBezier( sal_uInt32 nPoly, const sal_uInt32* pPoints, const Point* const* pPtAry, const PolyFlags* const* pFlgAry ) override; virtual bool drawGradient( const tools::PolyPolygon&, const Gradient& ) override; virtual bool implDrawGradient(basegfx::B2DPolyPolygon const & rPolyPolygon, SalGradient const & rGradient) override; // CopyArea --> No RasterOp, but ClipRegion virtual void copyArea( tools::Long nDestX, tools::Long nDestY, tools::Long nSrcX, tools::Long nSrcY, tools::Long nSrcWidth, tools::Long nSrcHeight, bool bWindowInvalidate ) override; // CopyBits and DrawBitmap --> RasterOp and ClipRegion // CopyBits() --> pSrcGraphics == NULL, then CopyBits on same Graphics virtual void copyBits( const SalTwoRect& rPosAry, SalGraphics* pSrcGraphics ) override; virtual void drawBitmap( const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap ) override; virtual void drawBitmap( const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap, const SalBitmap& rTransparentBitmap ) override; virtual void drawMask( const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap, Color nMaskColor ) override; virtual std::shared_ptr getBitmap( tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight ) override; virtual Color getPixel( tools::Long nX, tools::Long nY ) override; // invert --> ClipRegion (only Windows or VirDevs) virtual void invert( tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight, SalInvert nFlags) override; virtual void invert( sal_uInt32 nPoints, const Point* pPtAry, SalInvert nFlags ) override; virtual bool drawEPS( tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight, void* pPtr, sal_uInt32 nSize ) override; // native widget rendering methods that require mirroring protected: virtual bool isNativeControlSupported( ControlType nType, ControlPart nPart ) override; virtual bool hitTestNativeControl( ControlType nType, ControlPart nPart, const tools::Rectangle& rControlRegion, const Point& aPos, bool& rIsInside ) override; virtual bool drawNativeControl( ControlType nType, ControlPart nPart, const tools::Rectangle& rControlRegion, ControlState nState, const ImplControlValue& aValue, const OUString& aCaption, const Color& rBackgroundColor ) override; virtual bool getNativeControlRegion( ControlType nType, ControlPart nPart, const tools::Rectangle& rControlRegion, ControlState nState, const ImplControlValue& aValue, const OUString& aCaption, tools::Rectangle &rNativeBoundingRegion, tools::Rectangle &rNativeContentRegion ) override; public: virtual bool blendBitmap( const SalTwoRect&, const SalBitmap& rBitmap ) override; virtual bool blendAlphaBitmap( const SalTwoRect&, const SalBitmap& rSrcBitmap, const SalBitmap& rMaskBitmap, const SalBitmap& rAlphaBitmap ) override; virtual bool drawAlphaBitmap( const SalTwoRect&, const SalBitmap& rSourceBitmap, const SalBitmap& rAlphaBitmap ) override; virtual bool drawTransformedBitmap( const basegfx::B2DPoint& rNull, const basegfx::B2DPoint& rX, const basegfx::B2DPoint& rY, const SalBitmap& rSourceBitmap, const SalBitmap* pAlphaBitmap, double fAlpha) override; virtual bool hasFastDrawTransformedBitmap() const override; virtual bool drawAlphaRect( tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight, sal_uInt8 nTransparency ) override; private: // local helpers void DrawTextLayout(const GenericSalLayout&, HDC, bool bUseDWrite, bool bRenderingModeNatural); public: // public SalGraphics methods, the interface to the independent vcl part // get device resolution virtual void GetResolution( sal_Int32& rDPIX, sal_Int32& rDPIY ) override; // get the depth of the device virtual sal_uInt16 GetBitCount() const override; // get the width of the device virtual tools::Long GetGraphicsWidth() const override; // set the clip region to empty virtual void ResetClipRegion() override; // set the line color to transparent (= don't draw lines) virtual void SetLineColor() override; // set the line color to a specific color virtual void SetLineColor( Color nColor ) override; // set the fill color to transparent (= don't fill) virtual void SetFillColor() override; // set the fill color to a specific color, shapes will be // filled accordingly virtual void SetFillColor( Color nColor ) override; // enable/disable XOR drawing virtual void SetXORMode( bool bSet, bool ) override; // set line color for raster operations virtual void SetROPLineColor( SalROPColor nROPColor ) override; // set fill color for raster operations virtual void SetROPFillColor( SalROPColor nROPColor ) override; // set the text color to a specific color virtual void SetTextColor( Color nColor ) override; // set the font virtual void SetFont( LogicalFontInstance*, int nFallbackLevel ) override; // get the current font's metrics virtual void GetFontMetric( ImplFontMetricDataRef&, int nFallbackLevel ) override; // get the repertoire of the current font virtual FontCharMapRef GetFontCharMap() const override; // get the layout capabilities of the current font virtual bool GetFontCapabilities(vcl::FontCapabilities &rGetFontCapabilities) const override; // graphics must fill supplied font list virtual void GetDevFontList( vcl::font::PhysicalFontCollection* ) override; // graphics must drop any cached font info virtual void ClearDevFontCache() override; virtual bool AddTempDevFont( vcl::font::PhysicalFontCollection*, const OUString& rFileURL, const OUString& rFontName ) override; virtual std::unique_ptr GetTextLayout(int nFallbackLevel) override; virtual void DrawTextLayout( const GenericSalLayout& ) override; virtual bool supportsOperation( OutDevSupportType ) const override; virtual SystemGraphicsData GetGraphicsData() const override; /// Update settings based on the platform values static void updateSettingsNative( AllSettings& rSettings ); }; // Init/Deinit Graphics void ImplUpdateSysColorEntries(); int ImplIsSysColorEntry( Color nColor ); void ImplGetLogFontFromFontSelect( const vcl::font::FontSelectPattern&, const vcl::font::PhysicalFontFace*, LOGFONTW& ); #define MAX_64KSALPOINTS ((((sal_uInt16)0xFFFF)-8)/sizeof(POINTS)) /* vim:set shiftwidth=4 softtabstop=4 expandtab: */