0c87f8bf42
Mac / Win cairo is not built / used, this cairo code can be removed to reduce code bloat. 4th Revised version with Android fixes Change-Id: I6e56850f535ca13b77839b7d67e227c5f39d388e Reviewed-on: https://gerrit.libreoffice.org/16218 Tested-by: Jenkins <ci@libreoffice.org> Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>
496 lines
23 KiB
C++
496 lines
23 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_VCL_INC_WIN_SALGDI_H
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#define INCLUDED_VCL_INC_WIN_SALGDI_H
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#include "sallayout.hxx"
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#include "salgeom.hxx"
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#include "salgdi.hxx"
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#include "outfont.hxx"
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#include "PhysicalFontFace.hxx"
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#include "impfont.hxx"
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#include <vcl/fontcapabilities.hxx>
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#include <memory>
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#include <unordered_set>
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#include <config_graphite.h>
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#if ENABLE_GRAPHITE
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# include <graphite_static.hxx>
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# include <graphite2/Font.h>
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#endif
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class FontSelectPattern;
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class ImplWinFontEntry;
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class ImplFontAttrCache;
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class OpenGLTexture;
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class PhysicalFontCollection;
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class SalGraphicsImpl;
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class WinOpenGLSalGraphicsImpl;
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#define RGB_TO_PALRGB(nRGB) ((nRGB)|0x02000000)
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#define PALRGB_TO_RGB(nPalRGB) ((nPalRGB)&0x00ffffff)
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#if ENABLE_GRAPHITE
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class RawFontData;
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class GrFontData
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{
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public:
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GrFontData(HDC hDC);
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~GrFontData();
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const void * getTable(unsigned int name, size_t *len) const;
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const gr_face * getFace() const { return mpFace; }
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void AddReference() { ++mnRefCount; }
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void DeReference() { if (--mnRefCount == 0) delete this; }
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private:
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GrFontData(GrFontData &) {};
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HDC mhDC;
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mutable std::vector<RawFontData*> mvData;
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gr_face * mpFace;
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unsigned int mnRefCount;
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};
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#endif
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// win32 specific physically available font face
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class ImplWinFontData : public PhysicalFontFace
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{
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public:
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explicit ImplWinFontData( const ImplDevFontAttributes&,
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int nFontHeight, BYTE eWinCharSet,
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BYTE nPitchAndFamily );
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virtual ~ImplWinFontData();
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virtual PhysicalFontFace* Clone() const SAL_OVERRIDE;
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virtual ImplFontEntry* CreateFontInstance( FontSelectPattern& ) const SAL_OVERRIDE;
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virtual sal_IntPtr GetFontId() const SAL_OVERRIDE;
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void SetFontId( sal_IntPtr nId ) { mnId = nId; }
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void UpdateFromHDC( HDC ) const;
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bool HasChar( sal_uInt32 cChar ) const;
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BYTE GetCharSet() const { return meWinCharSet; }
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BYTE GetPitchAndFamily() const { return mnPitchAndFamily; }
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bool IsGlyphApiDisabled() const { return mbDisableGlyphApi; }
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bool SupportsKorean() const { return mbHasKoreanRange; }
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bool SupportsCJK() const { return mbHasCJKSupport; }
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bool SupportsArabic() const { return mbHasArabicSupport; }
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bool AliasSymbolsHigh() const { return mbAliasSymbolsHigh; }
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bool AliasSymbolsLow() const { return mbAliasSymbolsLow; }
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#if ENABLE_GRAPHITE
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bool SupportsGraphite() const { return mbHasGraphiteSupport; }
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const gr_face* GraphiteFace() const;
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#endif
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FontCharMapPtr GetFontCharMap() const;
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bool GetFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const;
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const Ucs2SIntMap* GetEncodingVector() const { return mpEncodingVector; }
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void SetEncodingVector( const Ucs2SIntMap* pNewVec ) const
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{
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if( mpEncodingVector )
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delete mpEncodingVector;
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mpEncodingVector = pNewVec;
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}
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private:
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sal_IntPtr mnId;
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// some members that are initalized lazily when the font gets selected into a HDC
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mutable bool mbDisableGlyphApi;
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mutable bool mbHasKoreanRange;
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mutable bool mbHasCJKSupport;
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#if ENABLE_GRAPHITE
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mutable GrFontData* mpGraphiteData;
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mutable bool mbHasGraphiteSupport;
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#endif
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mutable bool mbHasArabicSupport;
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mutable bool mbFontCapabilitiesRead;
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mutable FontCharMapPtr mpUnicodeMap;
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mutable const Ucs2SIntMap* mpEncodingVector;
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mutable vcl::FontCapabilities maFontCapabilities;
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BYTE meWinCharSet;
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BYTE mnPitchAndFamily;
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bool mbAliasSymbolsHigh;
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bool mbAliasSymbolsLow;
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private:
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void ReadCmapTable( HDC ) const;
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void GetFontCapabilities( HDC hDC ) const;
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void ReadGsubTable( HDC ) const;
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typedef std::unordered_set<sal_UCS4> UcsHashSet;
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mutable UcsHashSet maGsubTable;
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mutable bool mbGsubRead;
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public:
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bool HasGSUBstitutions( HDC ) const;
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bool IsGSUBstituted( sal_UCS4 ) const;
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};
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/** Class that creates (and destroys) a compatible Device Context.
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This is to be used for GDI drawing into a DIB that we later use as a texture for OpenGL drawing.
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*/
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class OpenGLCompatibleDC
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{
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private:
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/// The compatible DC that we create for our purposes.
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HDC mhCompatibleDC;
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/// DIBSection that we use for the GDI drawing, and later obtain.
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HBITMAP mhBitmap;
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/// Return the previous bitmap to undo the SelectObject.
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HBITMAP mhOrigBitmap;
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/// DIBSection data.
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sal_uInt32 *mpData;
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/// Mapping between the GDI position and OpenGL, to use for OpenGL drawing.
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SalTwoRect maRects;
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/// The OpenGL-based SalGraphicsImpl where we will draw. If null, we ignora the drawing, it means it happened directly to the DC..
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WinOpenGLSalGraphicsImpl *mpImpl;
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public:
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OpenGLCompatibleDC(SalGraphics &rGraphics, int x, int y, int width, int height);
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~OpenGLCompatibleDC();
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HDC getCompatibleHDC() { return mhCompatibleDC; }
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SalTwoRect getTwoRect() { return maRects; }
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/// Reset the DC with the defined color.
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void fill(sal_uInt32 color);
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/// Obtain the texture; the caller must delete it after use.
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OpenGLTexture* getTexture();
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};
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class WinSalGraphics : public SalGraphics
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{
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friend class WinSalGraphicsImpl;
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friend class WinOpenGLSalGraphicsImpl;
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friend class ScopedFont;
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friend class OpenGLCompatibleDC;
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friend class WinLayout;
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protected:
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std::unique_ptr<SalGraphicsImpl> mpImpl;
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private:
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HDC mhLocalDC; // HDC
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bool mbPrinter : 1; // is Printer
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bool mbVirDev : 1; // is VirDev
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bool mbWindow : 1; // is Window
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bool mbScreen : 1; // is Screen compatible
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HWND mhWnd; // Window-Handle, when Window-Graphics
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HFONT mhFonts[ MAX_FALLBACK ]; // Font + Fallbacks
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const ImplWinFontData* mpWinFontData[ MAX_FALLBACK ]; // pointer to the most recent font face
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ImplWinFontEntry* mpWinFontEntry[ MAX_FALLBACK ]; // pointer to the most recent font instance
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float mfFontScale[ MAX_FALLBACK ]; // allows metrics emulation of huge font sizes
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float mfCurrentFontScale;
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HRGN mhRegion; // vcl::Region Handle
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HPEN mhDefPen; // DefaultPen
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HBRUSH mhDefBrush; // DefaultBrush
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HFONT mhDefFont; // DefaultFont
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HPALETTE mhDefPal; // DefaultPalette
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COLORREF mnTextColor; // TextColor
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RGNDATA* mpClipRgnData; // ClipRegion-Data
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RGNDATA* mpStdClipRgnData; // Cache Standard-ClipRegion-Data
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ImplFontAttrCache* mpFontAttrCache; // Cache font attributes from files in so/share/fonts
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bool mbFontKernInit; // FALSE: FontKerns must be queried
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KERNINGPAIR* mpFontKernPairs; // Kerning Pairs of the current Font
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sal_uIntPtr mnFontKernPairCount;// Number of Kerning Pairs of the current Font
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int mnPenWidth; // Linienbreite
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public:
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HDC getHDC() const { return mhLocalDC; }
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void setHDC(HDC aNew) { mhLocalDC = aNew; }
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HPALETTE getDefPal() const;
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void setDefPal(HPALETTE hDefPal);
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HRGN getRegion() const;
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void InitGraphics();
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void DeInitGraphics();
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enum Type
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{
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PRINTER,
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VIRTUAL_DEVICE,
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WINDOW,
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SCREEN
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};
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public:
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HWND gethWnd();
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HFONT ImplDoSetFont( FontSelectPattern* i_pFont, float& o_rFontScale, HFONT& o_rOldFont );
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public:
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explicit WinSalGraphics(WinSalGraphics::Type eType, bool bScreen, HWND hWnd,
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SalGeometryProvider *pProvider);
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virtual ~WinSalGraphics();
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SalGraphicsImpl* GetImpl() const SAL_OVERRIDE;
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bool isPrinter() const;
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bool isVirtualDevice() const;
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bool isWindow() const;
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bool isScreen() const;
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void setHWND(HWND hWnd);
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protected:
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virtual bool setClipRegion( const vcl::Region& ) SAL_OVERRIDE;
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// draw --> LineColor and FillColor and RasterOp and ClipRegion
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virtual void drawPixel( long nX, long nY ) SAL_OVERRIDE;
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virtual void drawPixel( long nX, long nY, SalColor nSalColor ) SAL_OVERRIDE;
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virtual void drawLine( long nX1, long nY1, long nX2, long nY2 ) SAL_OVERRIDE;
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virtual void drawRect( long nX, long nY, long nWidth, long nHeight ) SAL_OVERRIDE;
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virtual void drawPolyLine( sal_uInt32 nPoints, const SalPoint* pPtAry ) SAL_OVERRIDE;
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virtual void drawPolygon( sal_uInt32 nPoints, const SalPoint* pPtAry ) SAL_OVERRIDE;
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virtual void drawPolyPolygon( sal_uInt32 nPoly, const sal_uInt32* pPoints, PCONSTSALPOINT* pPtAry ) SAL_OVERRIDE;
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virtual bool drawPolyPolygon( const ::basegfx::B2DPolyPolygon&, double fTransparency ) SAL_OVERRIDE;
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virtual bool drawPolyLine(
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const ::basegfx::B2DPolygon&,
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double fTransparency,
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const ::basegfx::B2DVector& rLineWidth,
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basegfx::B2DLineJoin,
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com::sun::star::drawing::LineCap) SAL_OVERRIDE;
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virtual bool drawPolyLineBezier( sal_uInt32 nPoints, const SalPoint* pPtAry, const sal_uInt8* pFlgAry ) SAL_OVERRIDE;
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virtual bool drawPolygonBezier( sal_uInt32 nPoints, const SalPoint* pPtAry, const sal_uInt8* pFlgAry ) SAL_OVERRIDE;
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virtual bool drawPolyPolygonBezier( sal_uInt32 nPoly, const sal_uInt32* pPoints, const SalPoint* const* pPtAry, const BYTE* const* pFlgAry ) SAL_OVERRIDE;
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virtual bool drawGradient( const tools::PolyPolygon&, const Gradient& ) SAL_OVERRIDE { return false; };
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// CopyArea --> No RasterOp, but ClipRegion
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virtual void copyArea( long nDestX, long nDestY, long nSrcX, long nSrcY, long nSrcWidth,
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long nSrcHeight, sal_uInt16 nFlags ) SAL_OVERRIDE;
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// CopyBits and DrawBitmap --> RasterOp and ClipRegion
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// CopyBits() --> pSrcGraphics == NULL, then CopyBits on same Graphics
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virtual void copyBits( const SalTwoRect& rPosAry, SalGraphics* pSrcGraphics ) SAL_OVERRIDE;
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virtual void drawBitmap( const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap ) SAL_OVERRIDE;
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virtual void drawBitmap( const SalTwoRect& rPosAry,
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const SalBitmap& rSalBitmap,
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SalColor nTransparentColor ) SAL_OVERRIDE;
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virtual void drawBitmap( const SalTwoRect& rPosAry,
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const SalBitmap& rSalBitmap,
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const SalBitmap& rTransparentBitmap ) SAL_OVERRIDE;
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virtual void drawMask( const SalTwoRect& rPosAry,
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const SalBitmap& rSalBitmap,
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SalColor nMaskColor ) SAL_OVERRIDE;
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virtual SalBitmap* getBitmap( long nX, long nY, long nWidth, long nHeight ) SAL_OVERRIDE;
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virtual SalColor getPixel( long nX, long nY ) SAL_OVERRIDE;
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// invert --> ClipRegion (only Windows or VirDevs)
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virtual void invert( long nX, long nY, long nWidth, long nHeight, SalInvert nFlags) SAL_OVERRIDE;
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virtual void invert( sal_uInt32 nPoints, const SalPoint* pPtAry, SalInvert nFlags ) SAL_OVERRIDE;
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virtual bool drawEPS( long nX, long nY, long nWidth, long nHeight, void* pPtr, sal_uIntPtr nSize ) SAL_OVERRIDE;
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// native widget rendering methods that require mirroring
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virtual bool hitTestNativeControl( ControlType nType, ControlPart nPart, const Rectangle& rControlRegion,
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const Point& aPos, bool& rIsInside ) SAL_OVERRIDE;
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virtual bool drawNativeControl( ControlType nType, ControlPart nPart, const Rectangle& rControlRegion,
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ControlState nState, const ImplControlValue& aValue,
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const OUString& aCaption ) SAL_OVERRIDE;
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virtual bool getNativeControlRegion( ControlType nType, ControlPart nPart, const Rectangle& rControlRegion, ControlState nState,
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const ImplControlValue& aValue, const OUString& aCaption,
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Rectangle &rNativeBoundingRegion, Rectangle &rNativeContentRegion ) SAL_OVERRIDE;
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virtual bool blendBitmap( const SalTwoRect&,
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const SalBitmap& rBitmap ) SAL_OVERRIDE;
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virtual bool blendAlphaBitmap( const SalTwoRect&,
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const SalBitmap& rSrcBitmap,
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const SalBitmap& rMaskBitmap,
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const SalBitmap& rAlphaBitmap ) SAL_OVERRIDE;
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virtual bool drawAlphaBitmap( const SalTwoRect&,
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const SalBitmap& rSourceBitmap,
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const SalBitmap& rAlphaBitmap ) SAL_OVERRIDE;
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virtual bool drawTransformedBitmap(
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const basegfx::B2DPoint& rNull,
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const basegfx::B2DPoint& rX,
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const basegfx::B2DPoint& rY,
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const SalBitmap& rSourceBitmap,
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const SalBitmap* pAlphaBitmap) SAL_OVERRIDE;
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virtual bool drawAlphaRect( long nX, long nY, long nWidth, long nHeight, sal_uInt8 nTransparency ) SAL_OVERRIDE;
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private:
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// local helpers
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// get kernign pairs of the current font
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sal_uLong GetKernPairs();
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public:
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// public SalGraphics methods, the interface to the independent vcl part
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// get device resolution
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virtual void GetResolution( sal_Int32& rDPIX, sal_Int32& rDPIY ) SAL_OVERRIDE;
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// get the depth of the device
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virtual sal_uInt16 GetBitCount() const SAL_OVERRIDE;
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// get the width of the device
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virtual long GetGraphicsWidth() const SAL_OVERRIDE;
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// set the clip region to empty
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virtual void ResetClipRegion() SAL_OVERRIDE;
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// set the line color to transparent (= don't draw lines)
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virtual void SetLineColor() SAL_OVERRIDE;
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// set the line color to a specific color
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virtual void SetLineColor( SalColor nSalColor ) SAL_OVERRIDE;
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// set the fill color to transparent (= don't fill)
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virtual void SetFillColor() SAL_OVERRIDE;
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// set the fill color to a specific color, shapes will be
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// filled accordingly
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virtual void SetFillColor( SalColor nSalColor ) SAL_OVERRIDE;
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// enable/disable XOR drawing
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virtual void SetXORMode( bool bSet, bool ) SAL_OVERRIDE;
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// set line color for raster operations
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virtual void SetROPLineColor( SalROPColor nROPColor ) SAL_OVERRIDE;
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// set fill color for raster operations
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virtual void SetROPFillColor( SalROPColor nROPColor ) SAL_OVERRIDE;
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// set the text color to a specific color
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virtual void SetTextColor( SalColor nSalColor ) SAL_OVERRIDE;
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// set the font
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virtual sal_uInt16 SetFont( FontSelectPattern*, int nFallbackLevel ) SAL_OVERRIDE;
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// get the current font's metrics
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virtual void GetFontMetric( ImplFontMetricData*, int nFallbackLevel ) SAL_OVERRIDE;
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// get the repertoire of the current font
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virtual const FontCharMapPtr GetFontCharMap() const SAL_OVERRIDE;
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// get the layout capabilities of the current font
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virtual bool GetFontCapabilities(vcl::FontCapabilities &rGetFontCapabilities) const SAL_OVERRIDE;
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// graphics must fill supplied font list
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virtual void GetDevFontList( PhysicalFontCollection* ) SAL_OVERRIDE;
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// graphics must drop any cached font info
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virtual void ClearDevFontCache() SAL_OVERRIDE;
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virtual bool AddTempDevFont( PhysicalFontCollection*, const OUString& rFileURL, const OUString& rFontName ) SAL_OVERRIDE;
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// CreateFontSubset: a method to get a subset of glyhps of a font
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// inside a new valid font file
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// returns TRUE if creation of subset was successful
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// parameters: rToFile: contains a osl file URL to write the subset to
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// pFont: describes from which font to create a subset
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// pGlyphIDs: the glyph ids to be extracted
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// pEncoding: the character code corresponding to each glyph
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// pWidths: the advance widths of the correspoding glyphs (in PS font units)
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// nGlyphs: the number of glyphs
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// rInfo: additional outgoing information
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// implementation note: encoding 0 with glyph id 0 should be added implicitly
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// as "undefined character"
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virtual bool CreateFontSubset( const OUString& rToFile,
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const PhysicalFontFace*,
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const sal_GlyphId* pGlyphIDs,
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const sal_uInt8* pEncoding,
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sal_Int32* pWidths,
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int nGlyphs,
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FontSubsetInfo& rInfo // out parameter
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) SAL_OVERRIDE;
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// GetFontEncodingVector: a method to get the encoding map Unicode
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// to font encoded character; this is only used for type1 fonts and
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// may return NULL in case of unknown encoding vector
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// if ppNonEncoded is set and non encoded characters (that is type1
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// glyphs with only a name) exist it is set to the corresponding
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// map for non encoded glyphs; the encoding vector contains -1
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// as encoding for these cases
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virtual const Ucs2SIntMap* GetFontEncodingVector( const PhysicalFontFace*, const Ucs2OStrMap** ppNonEncoded, std::set<sal_Unicode> const** ) SAL_OVERRIDE;
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// GetEmbedFontData: gets the font data for a font marked
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// embeddable by GetDevFontList or NULL in case of error
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// parameters: pFont: describes the font in question
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// pWidths: the widths of all glyphs from char code 0 to 255
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// pWidths MUST support at least 256 members;
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// rInfo: additional outgoing information
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// pDataLen: out parameter, contains the byte length of the returned buffer
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virtual const void* GetEmbedFontData( const PhysicalFontFace*,
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const sal_Ucs* pUnicodes,
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sal_Int32* pWidths,
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size_t nLen,
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FontSubsetInfo& rInfo,
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long* pDataLen ) SAL_OVERRIDE;
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// frees the font data again
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virtual void FreeEmbedFontData( const void* pData, long nDataLen ) SAL_OVERRIDE;
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virtual void GetGlyphWidths( const PhysicalFontFace*,
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bool bVertical,
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|
Int32Vector& rWidths,
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|
Ucs2UIntMap& rUnicodeEnc ) SAL_OVERRIDE;
|
|
int GetMinKashidaWidth();
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|
|
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virtual bool GetGlyphBoundRect( sal_GlyphId, Rectangle& ) SAL_OVERRIDE;
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virtual bool GetGlyphOutline( sal_GlyphId, ::basegfx::B2DPolyPolygon& ) SAL_OVERRIDE;
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|
|
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virtual SalLayout* GetTextLayout( ImplLayoutArgs&, int nFallbackLevel ) SAL_OVERRIDE;
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virtual void DrawServerFontLayout( const ServerFontLayout& ) SAL_OVERRIDE;
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|
|
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virtual bool supportsOperation( OutDevSupportType ) const SAL_OVERRIDE;
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|
// Query the platform layer for control support
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|
virtual bool IsNativeControlSupported( ControlType nType, ControlPart nPart ) SAL_OVERRIDE;
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|
|
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virtual SystemGraphicsData GetGraphicsData() const SAL_OVERRIDE;
|
|
|
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virtual void BeginPaint() SAL_OVERRIDE;
|
|
virtual void EndPaint() SAL_OVERRIDE;
|
|
|
|
/// Update settings based on the platform values
|
|
static void updateSettingsNative( AllSettings& rSettings );
|
|
};
|
|
|
|
// Init/Deinit Graphics
|
|
void ImplUpdateSysColorEntries();
|
|
int ImplIsSysColorEntry( SalColor nSalColor );
|
|
void ImplGetLogFontFromFontSelect( HDC, const FontSelectPattern*,
|
|
LOGFONTW&, bool bTestVerticalAvail );
|
|
|
|
#define MAX_64KSALPOINTS ((((sal_uInt16)0xFFFF)-8)/sizeof(POINTS))
|
|
|
|
// #102411# Win's GCP mishandles kerning => we need to do it ourselves
|
|
// SalGraphicsData::mpFontKernPairs is sorted by
|
|
inline bool ImplCmpKernData( const KERNINGPAIR& a, const KERNINGPAIR& b )
|
|
{
|
|
if( a.wFirst < b.wFirst )
|
|
return true;
|
|
if( a.wFirst > b.wFirst )
|
|
return false;
|
|
return (a.wSecond < b.wSecond);
|
|
}
|
|
|
|
// called extremely often from just one spot => inline
|
|
inline bool ImplWinFontData::HasChar( sal_uInt32 cChar ) const
|
|
{
|
|
if( mpUnicodeMap->HasChar( cChar ) )
|
|
return true;
|
|
// second chance to allow symbol aliasing
|
|
if( mbAliasSymbolsLow && ((cChar-0xF000) <= 0xFF) )
|
|
cChar -= 0xF000;
|
|
else if( mbAliasSymbolsHigh && (cChar <= 0xFF) )
|
|
cChar += 0xF000;
|
|
else
|
|
return false;
|
|
return mpUnicodeMap->HasChar( cChar );
|
|
}
|
|
|
|
#endif // INCLUDED_VCL_INC_WIN_SALGDI_H
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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