7b4c2d8364
Change-Id: I309eaef08f597658c068170875733e5e1daa56ef Reviewed-on: https://gerrit.libreoffice.org/14715 Reviewed-by: Caolán McNamara <caolanm@redhat.com> Tested-by: Caolán McNamara <caolanm@redhat.com>
135 lines
5.5 KiB
C++
135 lines
5.5 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_UNX_CAIROTEXTRENDER_HXX
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#define INCLUDED_VCL_INC_UNX_CAIROTEXTRENDER_HXX
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#include "textrender.hxx"
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#include <vcl/region.hxx>
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#include <deque>
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typedef struct FT_FaceRec_* FT_Face;
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class PspSalPrinter;
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class PspSalInfoPrinter;
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class ServerFont;
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class GlyphCache;
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class ImplLayoutArgs;
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class ServerFontLayout;
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class PhysicalFontCollection;
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class PhysicalFontFace;
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typedef struct _cairo cairo_t;
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class VCL_DLLPUBLIC CairoFontsCache
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{
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public:
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struct CacheId
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{
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FT_Face maFace;
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const void *mpOptions;
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bool mbEmbolden;
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bool mbVerticalMetrics;
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bool operator ==(const CacheId& rOther) const
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{
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return maFace == rOther.maFace &&
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mpOptions == rOther.mpOptions &&
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mbEmbolden == rOther.mbEmbolden &&
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mbVerticalMetrics == rOther.mbVerticalMetrics;
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}
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};
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private:
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static int mnRefCount;
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typedef std::deque< std::pair<void *, CacheId> > LRUFonts;
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static LRUFonts maLRUFonts;
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public:
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CairoFontsCache();
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~CairoFontsCache();
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static void CacheFont(void *pFont, const CacheId &rId);
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static void* FindCachedFont(const CacheId &rId);
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};
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class VCL_DLLPUBLIC CairoTextRender : public TextRenderImpl
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{
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ServerFont* mpServerFont[ MAX_FALLBACK ];
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SalColor mnTextColor;
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CairoFontsCache m_aCairoFontsCache;
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bool bDisableGraphite_;
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protected:
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virtual GlyphCache& getPlatformGlyphCache() = 0;
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virtual cairo_t* getCairoContext() = 0;
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virtual void getSurfaceOffset(double& nDX, double& nDY) = 0;
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virtual void drawSurface(cairo_t* cr) = 0;
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bool setFont( const FontSelectPattern *pEntry, int nFallbackLevel );
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virtual void clipRegion(cairo_t* cr) = 0;
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public:
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CairoTextRender();
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virtual void SetTextColor( SalColor nSalColor ) SAL_OVERRIDE;
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virtual sal_uInt16 SetFont( FontSelectPattern*, int nFallbackLevel ) SAL_OVERRIDE;
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virtual void GetFontMetric( ImplFontMetricData*, int nFallbackLevel ) SAL_OVERRIDE;
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virtual const FontCharMapPtr GetFontCharMap() const SAL_OVERRIDE;
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virtual bool GetFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const SAL_OVERRIDE;
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virtual void GetDevFontList( PhysicalFontCollection* ) SAL_OVERRIDE;
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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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virtual bool CreateFontSubset(
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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) SAL_OVERRIDE;
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virtual const Ucs2SIntMap* GetFontEncodingVector( const PhysicalFontFace*, const Ucs2OStrMap** ppNonEncoded, std::set<sal_Unicode> const**) SAL_OVERRIDE;
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virtual const void* GetEmbedFontData(
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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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virtual void FreeEmbedFontData( const void* pData, long nDataLen ) SAL_OVERRIDE;
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virtual void GetGlyphWidths(
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const PhysicalFontFace*,
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bool bVertical,
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Int32Vector& rWidths,
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Ucs2UIntMap& rUnicodeEnc ) SAL_OVERRIDE;
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virtual bool GetGlyphBoundRect( sal_GlyphId nIndex, Rectangle& ) SAL_OVERRIDE;
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virtual bool GetGlyphOutline( sal_GlyphId nIndex, ::basegfx::B2DPolyPolygon& ) SAL_OVERRIDE;
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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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virtual SystemFontData GetSysFontData( int nFallbackLevel ) const SAL_OVERRIDE;
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};
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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