office-gobmx/vcl/inc/aqua/salgdi.h

419 lines
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#ifndef _SV_SALGDI_H
#define _SV_SALGDI_H
#include "basegfx/polygon/b2dpolypolygon.hxx"
#include "premac.h"
#include <ApplicationServices/ApplicationServices.h>
#include "postmac.h"
#include "aqua/aquavcltypes.h"
#include <vcl/fontcapabilities.hxx>
#include "outfont.hxx"
#include "salgdi.hxx"
#include <vector>
class AquaSalFrame;
class AquaSalBitmap;
class ImplDevFontAttributes;
class CGRect;
// mac specific physically available font face
class ImplMacFontData : public ImplFontData
{
public:
ImplMacFontData( const ImplDevFontAttributes&, ATSUFontID );
virtual ~ImplMacFontData();
virtual ImplFontData* Clone() const;
virtual ImplFontEntry* CreateFontInstance( ImplFontSelectData& ) const;
virtual sal_IntPtr GetFontId() const;
const ImplFontCharMap* GetImplFontCharMap() const;
bool GetImplFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const;
bool HasChar( sal_uInt32 cChar ) const;
void ReadOs2Table() const;
void ReadMacCmapEncoding() const;
bool HasCJKSupport() const;
private:
const ATSUFontID mnFontId;
mutable const ImplFontCharMap* mpCharMap;
mutable vcl::FontCapabilities maFontCapabilities;
mutable bool mbOs2Read; // true if OS2-table related info is valid
mutable bool mbHasOs2Table;
mutable bool mbCmapEncodingRead; // true if cmap encoding of Mac font is read
mutable bool mbHasCJKSupport; // #i78970# CJK fonts need extra leading
mutable bool mbFontCapabilitiesRead;
};
// abstracting quartz color instead of having to use an CGFloat[] array
class RGBAColor
{
public:
RGBAColor( SalColor );
RGBAColor( float fRed, float fGreen, float fBlue, float fAlpha ); //NOTUSEDYET
const float* AsArray() const { return &mfRed; }
bool IsVisible() const { return (mfAlpha > 0); }
void SetAlpha( float fAlpha ) { mfAlpha = fAlpha; }
private:
float mfRed, mfGreen, mfBlue, mfAlpha;
};
// -------------------
// - AquaSalGraphics -
// -------------------
class AquaSalGraphics : public SalGraphics
{
friend class ATSLayout;
protected:
AquaSalFrame* 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
/// device resolution of this graphics
long mnRealDPIX;
long mnRealDPIY;
/// some graphics implementations (e.g. AquaSalInfoPrinter) scale
/// everything down by a factor (see SetupPrinterGraphics for details)
/// so we have to compensate for it with the inverse factor
double mfFakeDPIScale;
/// path representing current clip region
CGMutablePathRef mxClipPath;
/// Drawing colors
/// pen color RGBA
RGBAColor maLineColor;
/// brush color RGBA
RGBAColor maFillColor;
// Device Font settings
const ImplMacFontData* mpMacFontData;
/// ATSU style object which carries all font attributes
ATSUStyle maATSUStyle;
/// text rotation as ATSU angle
Fixed mnATSUIRotation;
/// workaround to prevent ATSU overflows for huge font sizes
float mfFontScale;
/// <1.0: font is squeezed, >1.0 font is stretched, else 1.0
float mfFontStretch;
/// allows text to be rendered without antialiasing
bool mbNonAntialiasedText;
// Graphics types
/// is this a printer graphics
bool mbPrinter;
/// is this a virtual device graphics
bool mbVirDev;
/// is this a window graphics
bool mbWindow;
public:
AquaSalGraphics();
virtual ~AquaSalGraphics();
bool IsPenVisible() const { return maLineColor.IsVisible(); }
bool IsBrushVisible() const { return maFillColor.IsVisible(); }
void SetWindowGraphics( AquaSalFrame* pFrame );
void SetPrinterGraphics( CGContextRef, long nRealDPIX, long nRealDPIY, double fFakeScale );
void SetVirDevGraphics( CGLayerRef, CGContextRef, int nBitDepth = 0 );
void initResolution( NSWindow* );
void copyResolution( AquaSalGraphics& );
void updateResolution();
bool IsWindowGraphics() const { return mbWindow; }
bool IsPrinterGraphics() const { return mbPrinter; }
bool IsVirDevGraphics() const { return mbVirDev; }
AquaSalFrame* getGraphicsFrame() const { return mpFrame; }
void setGraphicsFrame( AquaSalFrame* pFrame ) { mpFrame = pFrame; }
void ImplDrawPixel( long nX, long nY, const RGBAColor& ); // helper to draw single pixels
bool CheckContext();
void UpdateWindow( NSRect& ); // delivered in NSView coordinates
void RefreshRect( const CGRect& );
void RefreshRect( const NSRect& );
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 drawNativeControlText( 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( ImplFontSelectData*, 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 String& rFileURL, const String& 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 ImplFontData* pFont,
long* pGlyphIDs,
sal_uInt8* pEncoding,
sal_Int32* pWidths,
int nGlyphs,
FontSubsetInfo& rInfo // out parameter
);
// 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 ImplFontData*, 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 ImplFontData*,
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 ImplFontData*,
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 );
};
class XorEmulation
{
public:
XorEmulation();
/*final*/ ~XorEmulation();
void SetTarget( int nWidth, int nHeight, int nBitmapDepth, CGContextRef, CGLayerRef );
bool UpdateTarget();
void Enable() { mbIsEnabled = true; }
void Disable() { mbIsEnabled = false; }
bool IsEnabled() const { return mbIsEnabled; }
CGContextRef GetTargetContext() const { return mxTargetContext; }
CGContextRef GetMaskContext() const { return (mbIsEnabled ? mxMaskContext : NULL); }
private:
CGLayerRef mxTargetLayer;
CGContextRef mxTargetContext;
CGContextRef mxMaskContext;
CGContextRef mxTempContext;
sal_uLong* mpMaskBuffer;
sal_uLong* mpTempBuffer;
int mnBufferLongs;
bool mbIsEnabled;
};
// --- some trivial inlines
inline void AquaSalGraphics::RefreshRect( const CGRect& rRect )
{
RefreshRect( rRect.origin.x, rRect.origin.y, rRect.size.width, rRect.size.height );
}
inline void AquaSalGraphics::RefreshRect( const NSRect& rRect )
{
RefreshRect( rRect.origin.x, rRect.origin.y, rRect.size.width, rRect.size.height );
}
inline RGBAColor::RGBAColor( SalColor nSalColor )
: mfRed( SALCOLOR_RED(nSalColor) * (1.0/255))
, mfGreen( SALCOLOR_GREEN(nSalColor) * (1.0/255))
, mfBlue( SALCOLOR_BLUE(nSalColor) * (1.0/255))
, mfAlpha( 1.0 ) // opaque
{}
inline RGBAColor::RGBAColor( float fRed, float fGreen, float fBlue, float fAlpha )
: mfRed( fRed )
, mfGreen( fGreen )
, mfBlue( fBlue )
, mfAlpha( fAlpha )
{}
#endif // _SV_SALGDI_H
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */