LibreOffice Module vcl (master) 1
textrender.hxx
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1/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2/*
3 * This file is part of the LibreOffice project.
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9 * This file incorporates work covered by the following license notice:
10 *
11 * Licensed to the Apache Software Foundation (ASF) under one or more
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15 * License, Version 2.0 (the "License"); you may not use this file
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17 * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 */
19
20#pragma once
21
22#include <sal/config.h>
23
24#include "salgdi.hxx"
25
27class PhysicalFontCollection;
28namespace vcl::font { class PhysicalFontFace; }
29
31{
32public:
33 // can't call ReleaseFonts here, as the destructor just calls this classes SetFont (pure virtual)!
34 virtual ~TextRenderImpl() {}
35
36 virtual void SetTextColor( Color nColor ) = 0;
37 virtual void SetFont(LogicalFontInstance*, int nFallbackLevel) = 0;
38 void ReleaseFonts() { SetFont(nullptr, 0); }
39 virtual void GetFontMetric( ImplFontMetricDataRef&, int nFallbackLevel ) = 0;
40 virtual FontCharMapRef GetFontCharMap() const = 0;
41 virtual bool GetFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const = 0;
43 virtual void ClearDevFontCache() = 0;
44 virtual bool AddTempDevFont( vcl::font::PhysicalFontCollection*, const OUString& rFileURL, const OUString& rFontName ) = 0;
45 virtual bool CreateFontSubset(
46 const OUString& rToFile,
48 const sal_GlyphId* pGlyphIDs,
49 const sal_uInt8* pEncoding,
50 sal_Int32* pWidths,
51 int nGlyphs,
52 FontSubsetInfo& rInfo) = 0;
53
54 virtual const void* GetEmbedFontData(const vcl::font::PhysicalFontFace*, tools::Long* pDataLen) = 0;
55 virtual void FreeEmbedFontData( const void* pData, tools::Long nDataLen ) = 0;
56 virtual void GetGlyphWidths(
58 bool bVertical,
59 std::vector< sal_Int32 >& rWidths,
60 Ucs2UIntMap& rUnicodeEnc ) = 0;
61
62 virtual std::unique_ptr<GenericSalLayout>
63 GetTextLayout(int nFallbackLevel) = 0;
64 virtual void DrawTextLayout(const GenericSalLayout&, const SalGraphics&) = 0;
65};
66
67/* vim:set tabstop=4 shiftwidth=4 softtabstop=4 expandtab: */
virtual bool AddTempDevFont(vcl::font::PhysicalFontCollection *, const OUString &rFileURL, const OUString &rFontName)=0
virtual void GetFontMetric(ImplFontMetricDataRef &, int nFallbackLevel)=0
virtual void FreeEmbedFontData(const void *pData, tools::Long nDataLen)=0
virtual void DrawTextLayout(const GenericSalLayout &, const SalGraphics &)=0
virtual ~TextRenderImpl()
Definition: textrender.hxx:34
void ReleaseFonts()
Definition: textrender.hxx:38
virtual const void * GetEmbedFontData(const vcl::font::PhysicalFontFace *, tools::Long *pDataLen)=0
virtual void SetTextColor(Color nColor)=0
virtual std::unique_ptr< GenericSalLayout > GetTextLayout(int nFallbackLevel)=0
virtual bool CreateFontSubset(const OUString &rToFile, const vcl::font::PhysicalFontFace *, const sal_GlyphId *pGlyphIDs, const sal_uInt8 *pEncoding, sal_Int32 *pWidths, int nGlyphs, FontSubsetInfo &rInfo)=0
virtual bool GetFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const =0
virtual FontCharMapRef GetFontCharMap() const =0
virtual void SetFont(LogicalFontInstance *, int nFallbackLevel)=0
virtual void GetDevFontList(vcl::font::PhysicalFontCollection *)=0
virtual void ClearDevFontCache()=0
virtual void GetGlyphWidths(const vcl::font::PhysicalFontFace *, bool bVertical, std::vector< sal_Int32 > &rWidths, Ucs2UIntMap &rUnicodeEnc)=0
abstract base class for physical font faces
sal_uInt16 sal_GlyphId
Definition: glyphid.hxx:24
long Long
A PhysicalFontFaceCollection is created by a PhysicalFontCollection and becomes invalid when original...
std::map< sal_Ucs, sal_uInt32 > Ucs2UIntMap
Definition: salgdi.hxx:66
unsigned char sal_uInt8