office-gobmx/vcl/inc/ios/salgdi.h
Norbert Thiebaud 2bbebea59d Rename the class ImplFontData into PhysicalFontFace
Change-Id: I402481e7c6ea605c8ccfdf6cb08166859b37e8de
2012-06-20 11:00:22 +02:00

312 lines
15 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef _VCL_IOS_SALGDI_H
#define _VCL_IOS_SALGDI_H
#include "basegfx/polygon/b2dpolypolygon.hxx"
#include "ios/iosvcltypes.h"
#include "ios/salcoretextfontutils.hxx"
#include "ios/salframe.h"
#include "salgdi.hxx"
#include "ios/salgdicommon.hxx"
class CoreTextStyleInfo;
// -------------------
// - IosSalGraphics -
// -------------------
class IosSalGraphics : public SalGraphics
{
friend class CoreTextLayout;
protected:
IosSalFrame* mpFrame;
CGLayerRef mxLayer; //< Quartz graphics layer
CGContextRef mrContext; //< Quartz drawing context
class XorEmulation* mpXorEmulation;
int mnXorMode; //< 0: off 1: on 2: invert only
int mnWidth;
int mnHeight;
int mnBitmapDepth; //< zero unless bitmap
long mnRealDPIX; //< device X-resolution of this graphics
long mnRealDPIY; //< device Y-resolution of this graphics
/// some graphics implementations (e.g. IosSalInfoPrinter) scale
/// everything down by a factor (see SetupPrinterGraphics for details)
/// so we have to compensate for it with the inverse factor
double mfFakeDPIScale;
double mfFontScale;
CGMutablePathRef mxClipPath; //< path representing current clip region
/// Drawing colors
RGBAColor maLineColor; //< pen color RGBA
RGBAColor maFillColor; //< brush color RGBA
ImplCoreTextFontData* m_pCoreTextFontData; //< Device Font settings
bool mbNonAntialiasedText; //< allows text to be rendered without antialiasing
// Graphics types
bool mbPrinter; //< is this a printer graphics
bool mbVirDev; //< is this a virtual device graphics
bool mbWindow; //< is this a window graphics
CoreTextStyleInfo* m_style;
public:
IosSalGraphics();
virtual ~IosSalGraphics();
bool IsPenVisible() const { return maLineColor.IsVisible(); }
bool IsBrushVisible() const { return maFillColor.IsVisible(); }
void SetWindowGraphics( IosSalFrame* pFrame );
void SetPrinterGraphics( CGContextRef, long nRealDPIX, long nRealDPIY, double fFakeScale );
void SetVirDevGraphics( CGLayerRef, CGContextRef, int nBitDepth = 0 );
void initResolution( UIWindow* );
void copyResolution( IosSalGraphics& );
void updateResolution();
bool IsWindowGraphics() const { return mbWindow; }
bool IsPrinterGraphics() const { return mbPrinter; }
bool IsVirDevGraphics() const { return mbVirDev; }
IosSalFrame* getGraphicsFrame() const { return mpFrame; }
void setGraphicsFrame( IosSalFrame* pFrame ) { mpFrame = pFrame; }
void ImplDrawPixel( long nX, long nY, const RGBAColor& ); // helper to draw single pixels
bool CheckContext();
CGContextRef GetContext();
void UpdateWindow( CGRect& ); // delivered in UIView coordinates
void RefreshRect( const CGRect& );
void RefreshRect(float lX, float lY, float lWidth, float lHeight);
void SetState();
void UnsetState();
// InvalidateContext does an UnsetState and sets mrContext to 0
void InvalidateContext();
virtual bool setClipRegion( const Region& );
// draw --> LineColor and FillColor and RasterOp and ClipRegion
virtual void drawPixel( long nX, long nY );
virtual void drawPixel( long nX, long nY, SalColor nSalColor );
virtual void drawLine( long nX1, long nY1, long nX2, long nY2 );
virtual void drawRect( long nX, long nY, long nWidth, long nHeight );
virtual void drawPolyLine( sal_uLong nPoints, const SalPoint* pPtAry );
virtual void drawPolygon( sal_uLong nPoints, const SalPoint* pPtAry );
virtual void drawPolyPolygon( sal_uLong nPoly, const sal_uLong* pPoints, PCONSTSALPOINT* pPtAry );
virtual bool drawPolyPolygon( const ::basegfx::B2DPolyPolygon&, double fTransparency );
virtual sal_Bool drawPolyLineBezier( sal_uLong nPoints, const SalPoint* pPtAry, const sal_uInt8* pFlgAry );
virtual sal_Bool drawPolygonBezier( sal_uLong nPoints, const SalPoint* pPtAry, const sal_uInt8* pFlgAry );
virtual sal_Bool drawPolyPolygonBezier( sal_uLong nPoly, const sal_uLong* pPoints,
const SalPoint* const* pPtAry, const sal_uInt8* const* pFlgAry );
virtual bool drawPolyLine( const ::basegfx::B2DPolygon&, double fTransparency,
const ::basegfx::B2DVector& rLineWidths, basegfx::B2DLineJoin );
// CopyArea --> No RasterOp, but ClipRegion
virtual void copyArea( long nDestX, long nDestY, long nSrcX, long nSrcY, long nSrcWidth,
long nSrcHeight, sal_uInt16 nFlags );
// CopyBits and DrawBitmap --> RasterOp and ClipRegion
// CopyBits() --> pSrcGraphics == NULL, then CopyBits on same Graphics
virtual void copyBits( const SalTwoRect* pPosAry, SalGraphics* pSrcGraphics );
virtual void drawBitmap( const SalTwoRect* pPosAry, const SalBitmap& rSalBitmap );
virtual void drawBitmap( const SalTwoRect* pPosAry,
const SalBitmap& rSalBitmap,
SalColor nTransparentColor );
virtual void drawBitmap( const SalTwoRect* pPosAry,
const SalBitmap& rSalBitmap,
const SalBitmap& rTransparentBitmap );
virtual void drawMask( const SalTwoRect* pPosAry,
const SalBitmap& rSalBitmap,
SalColor nMaskColor );
virtual SalBitmap* getBitmap( long nX, long nY, long nWidth, long nHeight );
virtual SalColor getPixel( long nX, long nY );
// invert --> ClipRegion (only Windows or VirDevs)
virtual void invert( long nX, long nY, long nWidth, long nHeight, SalInvert nFlags);
virtual void invert( sal_uLong nPoints, const SalPoint* pPtAry, SalInvert nFlags );
virtual sal_Bool drawEPS( long nX, long nY, long nWidth, long nHeight, void* pPtr, sal_uLong nSize );
virtual bool drawAlphaBitmap( const SalTwoRect&,
const SalBitmap& rSourceBitmap,
const SalBitmap& rAlphaBitmap );
virtual bool drawAlphaRect( long nX, long nY, long nWidth,
long nHeight, sal_uInt8 nTransparency );
CGPoint* makeCGptArray(sal_uLong nPoints, const SalPoint* pPtAry);
// native widget rendering methods that require mirroring
virtual sal_Bool hitTestNativeControl( ControlType nType, ControlPart nPart, const Rectangle& rControlRegion,
const Point& aPos, sal_Bool& rIsInside );
virtual sal_Bool drawNativeControl( ControlType nType, ControlPart nPart, const Rectangle& rControlRegion,
ControlState nState, const ImplControlValue& aValue,
const rtl::OUString& aCaption );
virtual sal_Bool getNativeControlRegion( ControlType nType, ControlPart nPart, const Rectangle& rControlRegion,
ControlState nState, const ImplControlValue& aValue,
const rtl::OUString& aCaption,
Rectangle &rNativeBoundingRegion,
Rectangle &rNativeContentRegion );
// get device resolution
virtual void GetResolution( long& rDPIX, long& rDPIY );
// get the depth of the device
virtual sal_uInt16 GetBitCount() const;
// get the width of the device
virtual long GetGraphicsWidth() const;
// set the clip region to empty
virtual void ResetClipRegion();
// set the line color to transparent (= don't draw lines)
virtual void SetLineColor();
// set the line color to a specific color
virtual void SetLineColor( SalColor nSalColor );
// set the fill color to transparent (= don't fill)
virtual void SetFillColor();
// set the fill color to a specific color, shapes will be
// filled accordingly
virtual void SetFillColor( SalColor nSalColor );
// enable/disable XOR drawing
virtual void SetXORMode( bool bSet, bool bInvertOnly );
// set line color for raster operations
virtual void SetROPLineColor( SalROPColor nROPColor );
// set fill color for raster operations
virtual void SetROPFillColor( SalROPColor nROPColor );
// set the text color to a specific color
virtual void SetTextColor( SalColor nSalColor );
// set the font
virtual sal_uInt16 SetFont( FontSelectPattern*, int nFallbackLevel );
// get the current font's etrics
virtual void GetFontMetric( ImplFontMetricData*, int nFallbackLevel );
// get kernign pairs of the current font
// return only PairCount if (pKernPairs == NULL)
virtual sal_uLong GetKernPairs( sal_uLong nPairs, ImplKernPairData* pKernPairs );
// get the repertoire of the current font
virtual const ImplFontCharMap* GetImplFontCharMap() const;
virtual bool GetImplFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const;
// graphics must fill supplied font list
virtual void GetDevFontList( ImplDevFontList* );
// graphics should call ImplAddDevFontSubstitute on supplied
// OutputDevice for all its device specific preferred font substitutions
virtual void GetDevFontSubstList( OutputDevice* );
virtual bool AddTempDevFont( ImplDevFontList*, const rtl::OUString& rFileURL,
const rtl::OUString& rFontName );
// CreateFontSubset: a method to get a subset of glyhps of a font
// inside a new valid font file
// returns TRUE if creation of subset was successfull
// parameters: rToFile: contains a osl file URL to write the subset to
// pFont: describes from which font to create a subset
// pGlyphIDs: the glyph ids to be extracted
// pEncoding: the character code corresponding to each glyph
// pWidths: the advance widths of the correspoding glyphs (in PS font units)
// nGlyphs: the number of glyphs
// rInfo: additional outgoing information
// implementation note: encoding 0 with glyph id 0 should be added implicitly
// as "undefined character"
virtual sal_Bool CreateFontSubset( const rtl::OUString& rToFile,
const PhysicalFontFace* pFont,
long* pGlyphIDs,
sal_uInt8* pEncoding,
sal_Int32* pWidths,
int nGlyphs,
FontSubsetInfo& rInfo);
// GetFontEncodingVector: a method to get the encoding map Unicode
// to font encoded character; this is only used for type1 fonts and
// may return NULL in case of unknown encoding vector
// if ppNonEncoded is set and non encoded characters (that is type1
// glyphs with only a name) exist it is set to the corresponding
// map for non encoded glyphs; the encoding vector contains -1
// as encoding for these cases
virtual const Ucs2SIntMap* GetFontEncodingVector( const PhysicalFontFace*, const Ucs2OStrMap** ppNonEncoded );
// GetEmbedFontData: gets the font data for a font marked
// embeddable by GetDevFontList or NULL in case of error
// parameters: pFont: describes the font in question
// pWidths: the widths of all glyphs from char code 0 to 255
// pWidths MUST support at least 256 members;
// rInfo: additional outgoing information
// pDataLen: out parameter, contains the byte length of the returned buffer
virtual const void* GetEmbedFontData( const PhysicalFontFace*,
const sal_Ucs* pUnicodes,
sal_Int32* pWidths,
FontSubsetInfo& rInfo,
long* pDataLen );
// frees the font data again
virtual void FreeEmbedFontData( const void* pData, long nDataLen );
virtual void GetGlyphWidths( const PhysicalFontFace*,
bool bVertical,
Int32Vector& rWidths,
Ucs2UIntMap& rUnicodeEnc );
virtual sal_Bool GetGlyphBoundRect( sal_GlyphId nIndex, Rectangle& );
virtual sal_Bool GetGlyphOutline( sal_GlyphId nIndex, basegfx::B2DPolyPolygon& );
virtual SalLayout* GetTextLayout( ImplLayoutArgs&, int nFallbackLevel );
virtual void DrawServerFontLayout( const ServerFontLayout& );
virtual bool supportsOperation( OutDevSupportType ) const;
// Query the platform layer for control support
virtual sal_Bool IsNativeControlSupported( ControlType nType, ControlPart nPart );
virtual SystemGraphicsData GetGraphicsData() const;
virtual SystemFontData GetSysFontData( int /* nFallbacklevel */ ) const;
private:
// differences between VCL, Quartz and kHiThemeOrientation coordinate systems
// make some graphics seem to be vertically-mirrored from a VCL perspective
bool IsFlipped() const { return mbWindow; };
void ApplyXorContext();
void Pattern50Fill();
UInt32 getState( ControlState nState );
UInt32 getTrackState( ControlState nState );
bool GetRawFontData( const PhysicalFontFace* pFontData,
std::vector<unsigned char>& rBuffer,
bool* pJustCFF );
};
inline void IosSalGraphics::RefreshRect( const CGRect& rRect )
{
RefreshRect( rRect.origin.x, rRect.origin.y, rRect.size.width, rRect.size.height );
}
#endif // _VCL_IOS_SALGDI_H
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */