2429 lines
81 KiB
C++
2429 lines
81 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.
|
|
*
|
|
************************************************************************/
|
|
|
|
|
|
#include "osl/file.hxx"
|
|
#include "osl/process.h"
|
|
|
|
#include "osl/mutex.hxx"
|
|
|
|
#include "rtl/bootstrap.h"
|
|
#include "rtl/strbuf.hxx"
|
|
|
|
#include "basegfx/range/b2drectangle.hxx"
|
|
#include "basegfx/polygon/b2dpolygon.hxx"
|
|
#include "basegfx/polygon/b2dpolygontools.hxx"
|
|
#include "basegfx/matrix/b2dhommatrix.hxx"
|
|
#include "basegfx/matrix/b2dhommatrixtools.hxx"
|
|
|
|
#include "vcl/sysdata.hxx"
|
|
#include "vcl/svapp.hxx"
|
|
|
|
#include "ios/salconst.h"
|
|
#include "ios/salgdi.h"
|
|
#include "ios/salbmp.h"
|
|
#include "ios/salframe.h"
|
|
#include "ios/salcolorutils.hxx"
|
|
#include "ios/salctfontutils.hxx"
|
|
|
|
#include "fontsubset.hxx"
|
|
#include "impfont.hxx"
|
|
#include "region.h"
|
|
#include "sallayout.hxx"
|
|
#include "sft.hxx"
|
|
|
|
|
|
using namespace vcl;
|
|
|
|
typedef std::vector<unsigned char> ByteVector;
|
|
|
|
|
|
// =======================================================================
|
|
|
|
ImplIosFontData::ImplIosFontData( const ImplDevFontAttributes& rDFA, CTFontRef pFontRef )
|
|
: ImplFontData( rDFA, 0 )
|
|
, mpFontRef( pFontRef )
|
|
, mpCharMap( NULL )
|
|
, mbOs2Read( false )
|
|
, mbHasOs2Table( false )
|
|
, mbCmapEncodingRead( false )
|
|
, mbHasCJKSupport( false )
|
|
, mbFontCapabilitiesRead( false )
|
|
{
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
ImplIosFontData::~ImplIosFontData()
|
|
{
|
|
if( mpCharMap )
|
|
mpCharMap->DeReference();
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
sal_IntPtr ImplIosFontData::GetFontId() const
|
|
{
|
|
return (sal_IntPtr)mpFontRef;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
ImplFontData* ImplIosFontData::Clone() const
|
|
{
|
|
ImplIosFontData* pClone = new ImplIosFontData(*this);
|
|
if( mpCharMap )
|
|
mpCharMap->AddReference();
|
|
return pClone;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
ImplFontEntry* ImplIosFontData::CreateFontInstance(FontSelectPattern& rFSD) const
|
|
{
|
|
return new ImplFontEntry(rFSD);
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
inline FourCharCode GetTag(const char aTagName[5])
|
|
{
|
|
return (aTagName[0]<<24)+(aTagName[1]<<16)+(aTagName[2]<<8)+(aTagName[3]);
|
|
}
|
|
|
|
static unsigned GetUShort( const unsigned char* p ){return((p[0]<<8)+p[1]);}
|
|
static unsigned GetUInt( const unsigned char* p ) { return((p[0]<<24)+(p[1]<<16)+(p[2]<<8)+p[3]);}
|
|
|
|
const ImplFontCharMap* ImplIosFontData::GetImplFontCharMap() const
|
|
{
|
|
// return the cached charmap
|
|
if( mpCharMap )
|
|
return mpCharMap;
|
|
|
|
// set the default charmap
|
|
mpCharMap = ImplFontCharMap::GetDefaultMap();
|
|
mpCharMap->AddReference();
|
|
|
|
// get the CMAP raw data
|
|
CFDataRef pData = CTFontCopyTable( mpFontRef, kCTFontTableCmap, kCTFontTableOptionNoOptions );
|
|
if( pData == NULL )
|
|
return mpCharMap;
|
|
|
|
// parse the CMAP
|
|
CmapResult aCmapResult;
|
|
if( !ParseCMAP( CFDataGetBytePtr( pData ), CFDataGetLength( pData ), aCmapResult ) ) {
|
|
CFRelease( pData );
|
|
return mpCharMap;
|
|
}
|
|
CFRelease( pData );
|
|
|
|
mpCharMap = new ImplFontCharMap( aCmapResult );
|
|
mpCharMap->AddReference();
|
|
return mpCharMap;
|
|
}
|
|
|
|
bool ImplIosFontData::GetImplFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const
|
|
{
|
|
// read this only once per font
|
|
if( mbFontCapabilitiesRead )
|
|
{
|
|
rFontCapabilities = maFontCapabilities;
|
|
return !rFontCapabilities.maUnicodeRange.empty() || !rFontCapabilities.maCodePageRange.empty();
|
|
}
|
|
mbFontCapabilitiesRead = true;
|
|
|
|
// prepare to get the GSUB table raw data
|
|
CFDataRef pData = CTFontCopyTable( mpFontRef, kCTFontTableGSUB, kCTFontTableOptionNoOptions );
|
|
if( pData != NULL )
|
|
{
|
|
vcl::getTTScripts(maFontCapabilities.maGSUBScriptTags, CFDataGetBytePtr( pData ), CFDataGetLength( pData ) );
|
|
CFRelease( pData );
|
|
}
|
|
pData = CTFontCopyTable( mpFontRef, kCTFontTableOS2, kCTFontTableOptionNoOptions );
|
|
if( pData != NULL )
|
|
{
|
|
vcl::getTTCoverage(
|
|
maFontCapabilities.maUnicodeRange,
|
|
maFontCapabilities.maCodePageRange,
|
|
CFDataGetBytePtr( pData ), CFDataGetLength( pData ) );
|
|
CFRelease( pData );
|
|
}
|
|
rFontCapabilities = maFontCapabilities;
|
|
return !rFontCapabilities.maUnicodeRange.empty() || !rFontCapabilities.maCodePageRange.empty();
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void ImplIosFontData::ReadOs2Table( void ) const
|
|
{
|
|
// read this only once per font
|
|
if( mbOs2Read )
|
|
return;
|
|
mbOs2Read = true;
|
|
|
|
// get the OS/2 raw data
|
|
CFDataRef pData = CTFontCopyTable( mpFontRef, kCTFontTableOS2, kCTFontTableOptionNoOptions );
|
|
if( pData == NULL )
|
|
return;
|
|
|
|
mbHasOs2Table = true;
|
|
|
|
// parse the OS/2 raw data
|
|
// TODO: also analyze panose info, etc.
|
|
|
|
// check if the fonts needs the "CJK extra leading" heuristic
|
|
const sal_uInt32 nVersion = GetUShort( CFDataGetBytePtr( pData ) );
|
|
if( nVersion >= 0x0001 )
|
|
{
|
|
sal_uInt32 ulUnicodeRange2 = GetUInt( CFDataGetBytePtr( pData ) + 46 );
|
|
if( ulUnicodeRange2 & 0x2DF00000 )
|
|
mbHasCJKSupport = true;
|
|
}
|
|
CFRelease( pData );
|
|
}
|
|
|
|
void ImplIosFontData::ReadIosCmapEncoding( void ) const
|
|
{
|
|
// From the ATS framework, not present in the iOS SDK. Define only
|
|
// the enum values actually used here to avoid copy-pasteing too
|
|
// much...
|
|
|
|
enum {
|
|
kFontMacintoshPlatform = 1,
|
|
};
|
|
|
|
enum {
|
|
kFontJapaneseScript = 1,
|
|
kFontTraditionalChineseScript = 2,
|
|
kFontChineseScript = kFontTraditionalChineseScript,
|
|
kFontKoreanScript = 3,
|
|
kFontSimpleChineseScript = 25,
|
|
};
|
|
|
|
// read this only once per font
|
|
if( mbCmapEncodingRead )
|
|
return;
|
|
mbCmapEncodingRead = true;
|
|
|
|
CFDataRef pData = CTFontCopyTable( mpFontRef, kCTFontTableCmap, kCTFontTableOptionNoOptions );
|
|
DBG_ASSERT( (pData!=NULL), "ImplIosFontData::ReadIosCmapEncoding : CTFontCopyTable failed!\n");
|
|
if( pData == NULL )
|
|
return;
|
|
|
|
if ( CFDataGetLength( pData ) < 24 ) {
|
|
CFRelease( pData );
|
|
return;
|
|
}
|
|
if( GetUShort( CFDataGetBytePtr( pData ) ) != 0x0000 ) {
|
|
CFRelease( pData );
|
|
return;
|
|
}
|
|
|
|
// check if the fonts needs the "CJK extra leading" heuristic
|
|
int nSubTables = GetUShort( CFDataGetBytePtr( pData ) + 2 );
|
|
|
|
for( const unsigned char* p = CFDataGetBytePtr( pData ) + 4; --nSubTables >= 0; p += 8 )
|
|
{
|
|
int nPlatform = GetUShort( p );
|
|
if( nPlatform == kFontMacintoshPlatform ) {
|
|
int nEncoding = GetUShort (p + 2 );
|
|
if( nEncoding == kFontJapaneseScript ||
|
|
nEncoding == kFontTraditionalChineseScript ||
|
|
nEncoding == kFontKoreanScript ||
|
|
nEncoding == kFontSimpleChineseScript )
|
|
{
|
|
mbHasCJKSupport = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
CFRelease( pData );
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
bool ImplIosFontData::HasCJKSupport( void ) const
|
|
{
|
|
ReadOs2Table();
|
|
if( !mbHasOs2Table )
|
|
ReadIosCmapEncoding();
|
|
|
|
return mbHasCJKSupport;
|
|
}
|
|
|
|
// =======================================================================
|
|
|
|
IosSalGraphics::IosSalGraphics()
|
|
: mpFrame( NULL )
|
|
, mxLayer( NULL )
|
|
, mrContext( NULL )
|
|
, mpXorEmulation( NULL )
|
|
, mnXorMode( 0 )
|
|
, mnWidth( 0 )
|
|
, mnHeight( 0 )
|
|
, mnBitmapDepth( 0 )
|
|
, mnRealDPIX( 0 )
|
|
, mnRealDPIY( 0 )
|
|
, mfFakeDPIScale( 1.0 )
|
|
, mxClipPath( NULL )
|
|
, maLineColor( COL_WHITE )
|
|
, maFillColor( COL_BLACK )
|
|
, mpIosFontData( NULL )
|
|
, mnRotation( 0 )
|
|
, mfFontStretch( 1.0 )
|
|
, mbNonAntialiasedText( false )
|
|
, mbPrinter( false )
|
|
, mbVirDev( false )
|
|
, mbWindow( false )
|
|
{
|
|
// create the style object for font attributes
|
|
mpAttributes = [NSMutableDictionary dictionary];
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
IosSalGraphics::~IosSalGraphics()
|
|
{
|
|
/*
|
|
if( mnUpdateGraphicsEvent )
|
|
{
|
|
Application::RemoveUserEvent( mnUpdateGraphicsEvent );
|
|
}
|
|
*/
|
|
CGPathRelease( mxClipPath );
|
|
[mpAttributes release];
|
|
|
|
if( mpXorEmulation )
|
|
delete mpXorEmulation;
|
|
|
|
if( mxLayer )
|
|
CGLayerRelease( mxLayer );
|
|
else if( mrContext && mbWindow )
|
|
{
|
|
// destroy backbuffer bitmap context that we created ourself
|
|
CGContextRelease( mrContext );
|
|
mrContext = NULL;
|
|
// memory is freed automatically by maOwnContextMemory
|
|
}
|
|
}
|
|
|
|
bool IosSalGraphics::supportsOperation( OutDevSupportType eType ) const
|
|
{
|
|
bool bRet = false;
|
|
switch( eType )
|
|
{
|
|
case OutDevSupport_TransparentRect:
|
|
case OutDevSupport_B2DClip:
|
|
case OutDevSupport_B2DDraw:
|
|
bRet = true;
|
|
break;
|
|
default: break;
|
|
}
|
|
return bRet;
|
|
}
|
|
|
|
// =======================================================================
|
|
|
|
void IosSalGraphics::updateResolution()
|
|
{
|
|
DBG_ASSERT( mbWindow, "updateResolution on inappropriate graphics" );
|
|
|
|
initResolution( (mbWindow && mpFrame) ? mpFrame->mpWindow : nil );
|
|
}
|
|
|
|
void IosSalGraphics::initResolution( UIWindow* )
|
|
{
|
|
// #i100617# read DPI only once; there is some kind of weird caching going on
|
|
// if the main screen changes
|
|
// FIXME: this is really unfortunate and needs to be investigated
|
|
|
|
SalData* pSalData = GetSalData();
|
|
if( pSalData->mnDPIX == 0 || pSalData->mnDPIY == 0 )
|
|
{
|
|
UIScreen* pScreen = [UIScreen mainScreen];
|
|
|
|
mnRealDPIX = mnRealDPIY = 160;
|
|
if( pScreen )
|
|
{
|
|
mnRealDPIX *= [pScreen scale];
|
|
mnRealDPIY *= [pScreen scale];
|
|
}
|
|
else
|
|
{
|
|
OSL_FAIL( "no screen found" );
|
|
}
|
|
|
|
pSalData->mnDPIX = mnRealDPIX;
|
|
pSalData->mnDPIY = mnRealDPIY;
|
|
}
|
|
else
|
|
{
|
|
mnRealDPIX = pSalData->mnDPIX;
|
|
mnRealDPIY = pSalData->mnDPIY;
|
|
}
|
|
|
|
mfFakeDPIScale = 1.0;
|
|
}
|
|
|
|
void IosSalGraphics::GetResolution( long& rDPIX, long& rDPIY )
|
|
{
|
|
if( !mnRealDPIY )
|
|
initResolution( (mbWindow && mpFrame) ? mpFrame->mpWindow : nil );
|
|
|
|
rDPIX = static_cast<long>(mfFakeDPIScale * mnRealDPIX);
|
|
rDPIY = static_cast<long>(mfFakeDPIScale * mnRealDPIY);
|
|
}
|
|
|
|
void IosSalGraphics::copyResolution( IosSalGraphics& rGraphics )
|
|
{
|
|
if( !rGraphics.mnRealDPIY && rGraphics.mbWindow && rGraphics.mpFrame )
|
|
rGraphics.initResolution( rGraphics.mpFrame->mpWindow );
|
|
|
|
mnRealDPIX = rGraphics.mnRealDPIX;
|
|
mnRealDPIY = rGraphics.mnRealDPIY;
|
|
mfFakeDPIScale = rGraphics.mfFakeDPIScale;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
sal_uInt16 IosSalGraphics::GetBitCount() const
|
|
{
|
|
sal_uInt16 nBits = mnBitmapDepth ? mnBitmapDepth : 32;//24;
|
|
return nBits;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
static const basegfx::B2DPoint aHalfPointOfs ( 0.5, 0.5 );
|
|
|
|
static void AddPolygonToPath( CGMutablePathRef xPath,
|
|
const ::basegfx::B2DPolygon& rPolygon, bool bClosePath, bool bPixelSnap, bool bLineDraw )
|
|
{
|
|
// short circuit if there is nothing to do
|
|
const int nPointCount = rPolygon.count();
|
|
if( nPointCount <= 0 )
|
|
return;
|
|
|
|
(void)bPixelSnap; // TODO
|
|
const CGAffineTransform* pTransform = NULL;
|
|
|
|
const bool bHasCurves = rPolygon.areControlPointsUsed();
|
|
for( int nPointIdx = 0, nPrevIdx = 0;; nPrevIdx = nPointIdx++ )
|
|
{
|
|
int nClosedIdx = nPointIdx;
|
|
if( nPointIdx >= nPointCount )
|
|
{
|
|
// prepare to close last curve segment if needed
|
|
if( bClosePath && (nPointIdx == nPointCount) )
|
|
nClosedIdx = 0;
|
|
else
|
|
break;
|
|
}
|
|
|
|
::basegfx::B2DPoint aPoint = rPolygon.getB2DPoint( nClosedIdx );
|
|
|
|
if( bPixelSnap)
|
|
{
|
|
// snap device coordinates to full pixels
|
|
aPoint.setX( basegfx::fround( aPoint.getX() ) );
|
|
aPoint.setY( basegfx::fround( aPoint.getY() ) );
|
|
}
|
|
|
|
if( bLineDraw )
|
|
aPoint += aHalfPointOfs;
|
|
|
|
if( !nPointIdx ) { // first point => just move there
|
|
CGPathMoveToPoint( xPath, pTransform, aPoint.getX(), aPoint.getY() );
|
|
continue;
|
|
}
|
|
|
|
bool bPendingCurve = false;
|
|
if( bHasCurves )
|
|
{
|
|
bPendingCurve = rPolygon.isNextControlPointUsed( nPrevIdx );
|
|
bPendingCurve |= rPolygon.isPrevControlPointUsed( nClosedIdx );
|
|
}
|
|
|
|
if( !bPendingCurve ) // line segment
|
|
CGPathAddLineToPoint( xPath, pTransform, aPoint.getX(), aPoint.getY() );
|
|
else // cubic bezier segment
|
|
{
|
|
basegfx::B2DPoint aCP1 = rPolygon.getNextControlPoint( nPrevIdx );
|
|
basegfx::B2DPoint aCP2 = rPolygon.getPrevControlPoint( nClosedIdx );
|
|
if( bLineDraw )
|
|
{
|
|
aCP1 += aHalfPointOfs;
|
|
aCP2 += aHalfPointOfs;
|
|
}
|
|
CGPathAddCurveToPoint( xPath, pTransform, aCP1.getX(), aCP1.getY(),
|
|
aCP2.getX(), aCP2.getY(), aPoint.getX(), aPoint.getY() );
|
|
}
|
|
}
|
|
|
|
if( bClosePath )
|
|
CGPathCloseSubpath( xPath );
|
|
}
|
|
|
|
static void AddPolyPolygonToPath( CGMutablePathRef xPath,
|
|
const ::basegfx::B2DPolyPolygon& rPolyPoly, bool bPixelSnap, bool bLineDraw )
|
|
{
|
|
// short circuit if there is nothing to do
|
|
const int nPolyCount = rPolyPoly.count();
|
|
if( nPolyCount <= 0 )
|
|
return;
|
|
|
|
for( int nPolyIdx = 0; nPolyIdx < nPolyCount; ++nPolyIdx )
|
|
{
|
|
const ::basegfx::B2DPolygon rPolygon = rPolyPoly.getB2DPolygon( nPolyIdx );
|
|
AddPolygonToPath( xPath, rPolygon, true, bPixelSnap, bLineDraw );
|
|
}
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::ResetClipRegion()
|
|
{
|
|
// release old path and indicate no clipping
|
|
if( mxClipPath )
|
|
{
|
|
CGPathRelease( mxClipPath );
|
|
mxClipPath = NULL;
|
|
}
|
|
if( CheckContext() )
|
|
SetState();
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
bool IosSalGraphics::setClipRegion( const Region& i_rClip )
|
|
{
|
|
// release old clip path
|
|
if( mxClipPath )
|
|
{
|
|
CGPathRelease( mxClipPath );
|
|
mxClipPath = NULL;
|
|
}
|
|
mxClipPath = CGPathCreateMutable();
|
|
|
|
// set current path, either as polypolgon or sequence of rectangles
|
|
if( i_rClip.HasPolyPolygon() )
|
|
{
|
|
basegfx::B2DPolyPolygon aClip( const_cast<Region&>(i_rClip).ConvertToB2DPolyPolygon() );
|
|
AddPolyPolygonToPath( mxClipPath, aClip, !getAntiAliasB2DDraw(), false );
|
|
}
|
|
else
|
|
{
|
|
long nX, nY, nW, nH;
|
|
ImplRegionInfo aInfo;
|
|
bool bRegionRect = i_rClip.ImplGetFirstRect(aInfo, nX, nY, nW, nH );
|
|
while( bRegionRect )
|
|
{
|
|
if( nW && nH )
|
|
{
|
|
CGRect aRect = {{nX,nY}, {nW,nH}};
|
|
CGPathAddRect( mxClipPath, NULL, aRect );
|
|
}
|
|
bRegionRect = i_rClip.ImplGetNextRect( aInfo, nX, nY, nW, nH );
|
|
}
|
|
}
|
|
// set the current path as clip region
|
|
if( CheckContext() )
|
|
SetState();
|
|
return true;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::SetLineColor()
|
|
{
|
|
maLineColor.SetAlpha( 0.0 ); // transparent
|
|
if( CheckContext() )
|
|
CGContextSetStrokeColor( mrContext, maLineColor.AsArray() );
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::SetLineColor( SalColor nSalColor )
|
|
{
|
|
maLineColor = RGBAColor( nSalColor );
|
|
if( CheckContext() )
|
|
CGContextSetStrokeColor( mrContext, maLineColor.AsArray() );
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::SetFillColor()
|
|
{
|
|
maFillColor.SetAlpha( 0.0 ); // transparent
|
|
if( CheckContext() )
|
|
CGContextSetFillColor( mrContext, maFillColor.AsArray() );
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::SetFillColor( SalColor nSalColor )
|
|
{
|
|
maFillColor = RGBAColor( nSalColor );
|
|
if( CheckContext() )
|
|
CGContextSetFillColor( mrContext, maFillColor.AsArray() );
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
static SalColor ImplGetROPSalColor( SalROPColor nROPColor )
|
|
{
|
|
SalColor nSalColor;
|
|
if ( nROPColor == SAL_ROP_0 )
|
|
nSalColor = MAKE_SALCOLOR( 0, 0, 0 );
|
|
else
|
|
nSalColor = MAKE_SALCOLOR( 255, 255, 255 );
|
|
return nSalColor;
|
|
}
|
|
|
|
void IosSalGraphics::SetROPLineColor( SalROPColor nROPColor )
|
|
{
|
|
if( ! mbPrinter )
|
|
SetLineColor( ImplGetROPSalColor( nROPColor ) );
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::SetROPFillColor( SalROPColor nROPColor )
|
|
{
|
|
if( ! mbPrinter )
|
|
SetFillColor( ImplGetROPSalColor( nROPColor ) );
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::ImplDrawPixel( long nX, long nY, const RGBAColor& rColor )
|
|
{
|
|
if( !CheckContext() )
|
|
return;
|
|
|
|
// overwrite the fill color
|
|
CGContextSetFillColor( mrContext, rColor.AsArray() );
|
|
// draw 1x1 rect, there is no pixel drawing in Quartz
|
|
CGRect aDstRect = {{nX,nY,},{1,1}};
|
|
CGContextFillRect( mrContext, aDstRect );
|
|
RefreshRect( aDstRect );
|
|
// reset the fill color
|
|
CGContextSetFillColor( mrContext, maFillColor.AsArray() );
|
|
}
|
|
|
|
void IosSalGraphics::drawPixel( long nX, long nY )
|
|
{
|
|
// draw pixel with current line color
|
|
ImplDrawPixel( nX, nY, maLineColor );
|
|
}
|
|
|
|
void IosSalGraphics::drawPixel( long nX, long nY, SalColor nSalColor )
|
|
{
|
|
const RGBAColor aPixelColor( nSalColor );
|
|
ImplDrawPixel( nX, nY, aPixelColor );
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::drawLine( long nX1, long nY1, long nX2, long nY2 )
|
|
{
|
|
if( nX1 == nX2 && nY1 == nY2 )
|
|
{
|
|
// #i109453# platform independent code expects at least one pixel to be drawn
|
|
drawPixel( nX1, nY1 );
|
|
return;
|
|
}
|
|
|
|
if( !CheckContext() )
|
|
return;
|
|
|
|
CGContextBeginPath( mrContext );
|
|
CGContextMoveToPoint( mrContext, static_cast<float>(nX1)+0.5, static_cast<float>(nY1)+0.5 );
|
|
CGContextAddLineToPoint( mrContext, static_cast<float>(nX2)+0.5, static_cast<float>(nY2)+0.5 );
|
|
CGContextDrawPath( mrContext, kCGPathStroke );
|
|
|
|
Rectangle aRefreshRect( nX1, nY1, nX2, nY2 );
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::drawRect( long nX, long nY, long nWidth, long nHeight )
|
|
{
|
|
if( !CheckContext() )
|
|
return;
|
|
|
|
CGRect aRect( CGRectMake(nX, nY, nWidth, nHeight) );
|
|
if( IsPenVisible() )
|
|
{
|
|
aRect.origin.x += 0.5;
|
|
aRect.origin.y += 0.5;
|
|
aRect.size.width -= 1;
|
|
aRect.size.height -= 1;
|
|
}
|
|
|
|
if( IsBrushVisible() )
|
|
CGContextFillRect( mrContext, aRect );
|
|
|
|
if( IsPenVisible() )
|
|
CGContextStrokeRect( mrContext, aRect );
|
|
|
|
RefreshRect( nX, nY, nWidth, nHeight );
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
static void getBoundRect( sal_uLong nPoints, const SalPoint *pPtAry, long &rX, long& rY, long& rWidth, long& rHeight )
|
|
{
|
|
long nX1 = pPtAry->mnX;
|
|
long nX2 = nX1;
|
|
long nY1 = pPtAry->mnY;
|
|
long nY2 = nY1;
|
|
for( sal_uLong n = 1; n < nPoints; n++ )
|
|
{
|
|
if( pPtAry[n].mnX < nX1 )
|
|
nX1 = pPtAry[n].mnX;
|
|
else if( pPtAry[n].mnX > nX2 )
|
|
nX2 = pPtAry[n].mnX;
|
|
|
|
if( pPtAry[n].mnY < nY1 )
|
|
nY1 = pPtAry[n].mnY;
|
|
else if( pPtAry[n].mnY > nY2 )
|
|
nY2 = pPtAry[n].mnY;
|
|
}
|
|
rX = nX1;
|
|
rY = nY1;
|
|
rWidth = nX2 - nX1 + 1;
|
|
rHeight = nY2 - nY1 + 1;
|
|
}
|
|
|
|
static inline void alignLinePoint( const SalPoint* i_pIn, float& o_fX, float& o_fY )
|
|
{
|
|
o_fX = static_cast<float>(i_pIn->mnX ) + 0.5;
|
|
o_fY = static_cast<float>(i_pIn->mnY ) + 0.5;
|
|
}
|
|
|
|
void IosSalGraphics::drawPolyLine( sal_uLong nPoints, const SalPoint *pPtAry )
|
|
{
|
|
if( nPoints < 1 )
|
|
return;
|
|
if( !CheckContext() )
|
|
return;
|
|
|
|
long nX = 0, nY = 0, nWidth = 0, nHeight = 0;
|
|
getBoundRect( nPoints, pPtAry, nX, nY, nWidth, nHeight );
|
|
|
|
float fX, fY;
|
|
|
|
CGContextBeginPath( mrContext );
|
|
alignLinePoint( pPtAry, fX, fY );
|
|
CGContextMoveToPoint( mrContext, fX, fY );
|
|
pPtAry++;
|
|
for( sal_uLong nPoint = 1; nPoint < nPoints; nPoint++, pPtAry++ )
|
|
{
|
|
alignLinePoint( pPtAry, fX, fY );
|
|
CGContextAddLineToPoint( mrContext, fX, fY );
|
|
}
|
|
CGContextDrawPath( mrContext, kCGPathStroke );
|
|
|
|
RefreshRect( nX, nY, nWidth, nHeight );
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::drawPolygon( sal_uLong nPoints, const SalPoint *pPtAry )
|
|
{
|
|
if( nPoints <= 1 )
|
|
return;
|
|
if( !CheckContext() )
|
|
return;
|
|
|
|
long nX = 0, nY = 0, nWidth = 0, nHeight = 0;
|
|
getBoundRect( nPoints, pPtAry, nX, nY, nWidth, nHeight );
|
|
|
|
CGPathDrawingMode eMode;
|
|
if( IsBrushVisible() && IsPenVisible() )
|
|
eMode = kCGPathEOFillStroke;
|
|
else if( IsPenVisible() )
|
|
eMode = kCGPathStroke;
|
|
else if( IsBrushVisible() )
|
|
eMode = kCGPathEOFill;
|
|
else
|
|
return;
|
|
|
|
CGContextBeginPath( mrContext );
|
|
|
|
if( IsPenVisible() )
|
|
{
|
|
float fX, fY;
|
|
alignLinePoint( pPtAry, fX, fY );
|
|
CGContextMoveToPoint( mrContext, fX, fY );
|
|
pPtAry++;
|
|
for( sal_uLong nPoint = 1; nPoint < nPoints; nPoint++, pPtAry++ )
|
|
{
|
|
alignLinePoint( pPtAry, fX, fY );
|
|
CGContextAddLineToPoint( mrContext, fX, fY );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
CGContextMoveToPoint( mrContext, pPtAry->mnX, pPtAry->mnY );
|
|
pPtAry++;
|
|
for( sal_uLong nPoint = 1; nPoint < nPoints; nPoint++, pPtAry++ )
|
|
CGContextAddLineToPoint( mrContext, pPtAry->mnX, pPtAry->mnY );
|
|
}
|
|
|
|
CGContextDrawPath( mrContext, eMode );
|
|
RefreshRect( nX, nY, nWidth, nHeight );
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::drawPolyPolygon( sal_uLong nPolyCount, const sal_uLong *pPoints, PCONSTSALPOINT *ppPtAry )
|
|
{
|
|
if( nPolyCount <= 0 )
|
|
return;
|
|
if( !CheckContext() )
|
|
return;
|
|
|
|
// find bound rect
|
|
long leftX = 0, topY = 0, maxWidth = 0, maxHeight = 0;
|
|
getBoundRect( pPoints[0], ppPtAry[0], leftX, topY, maxWidth, maxHeight );
|
|
for( sal_uLong n = 1; n < nPolyCount; n++ )
|
|
{
|
|
long nX = leftX, nY = topY, nW = maxWidth, nH = maxHeight;
|
|
getBoundRect( pPoints[n], ppPtAry[n], nX, nY, nW, nH );
|
|
if( nX < leftX )
|
|
{
|
|
maxWidth += leftX - nX;
|
|
leftX = nX;
|
|
}
|
|
if( nY < topY )
|
|
{
|
|
maxHeight += topY - nY;
|
|
topY = nY;
|
|
}
|
|
if( nX + nW > leftX + maxWidth )
|
|
maxWidth = nX + nW - leftX;
|
|
if( nY + nH > topY + maxHeight )
|
|
maxHeight = nY + nH - topY;
|
|
}
|
|
|
|
// prepare drawing mode
|
|
CGPathDrawingMode eMode;
|
|
if( IsBrushVisible() && IsPenVisible() )
|
|
eMode = kCGPathEOFillStroke;
|
|
else if( IsPenVisible() )
|
|
eMode = kCGPathStroke;
|
|
else if( IsBrushVisible() )
|
|
eMode = kCGPathEOFill;
|
|
else
|
|
return;
|
|
|
|
// convert to CGPath
|
|
CGContextBeginPath( mrContext );
|
|
if( IsPenVisible() )
|
|
{
|
|
for( sal_uLong nPoly = 0; nPoly < nPolyCount; nPoly++ )
|
|
{
|
|
const sal_uLong nPoints = pPoints[nPoly];
|
|
if( nPoints > 1 )
|
|
{
|
|
const SalPoint *pPtAry = ppPtAry[nPoly];
|
|
float fX, fY;
|
|
alignLinePoint( pPtAry, fX, fY );
|
|
CGContextMoveToPoint( mrContext, fX, fY );
|
|
pPtAry++;
|
|
for( sal_uLong nPoint = 1; nPoint < nPoints; nPoint++, pPtAry++ )
|
|
{
|
|
alignLinePoint( pPtAry, fX, fY );
|
|
CGContextAddLineToPoint( mrContext, fX, fY );
|
|
}
|
|
CGContextClosePath(mrContext);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
for( sal_uLong nPoly = 0; nPoly < nPolyCount; nPoly++ )
|
|
{
|
|
const sal_uLong nPoints = pPoints[nPoly];
|
|
if( nPoints > 1 )
|
|
{
|
|
const SalPoint *pPtAry = ppPtAry[nPoly];
|
|
CGContextMoveToPoint( mrContext, pPtAry->mnX, pPtAry->mnY );
|
|
pPtAry++;
|
|
for( sal_uLong nPoint = 1; nPoint < nPoints; nPoint++, pPtAry++ )
|
|
CGContextAddLineToPoint( mrContext, pPtAry->mnX, pPtAry->mnY );
|
|
CGContextClosePath(mrContext);
|
|
}
|
|
}
|
|
}
|
|
|
|
CGContextDrawPath( mrContext, eMode );
|
|
|
|
RefreshRect( leftX, topY, maxWidth, maxHeight );
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
bool IosSalGraphics::drawPolyPolygon( const ::basegfx::B2DPolyPolygon& rPolyPoly,
|
|
double fTransparency )
|
|
{
|
|
// short circuit if there is nothing to do
|
|
const int nPolyCount = rPolyPoly.count();
|
|
if( nPolyCount <= 0 )
|
|
return true;
|
|
|
|
// ignore invisible polygons
|
|
if( (fTransparency >= 1.0) || (fTransparency < 0) )
|
|
return true;
|
|
|
|
// setup poly-polygon path
|
|
CGMutablePathRef xPath = CGPathCreateMutable();
|
|
for( int nPolyIdx = 0; nPolyIdx < nPolyCount; ++nPolyIdx )
|
|
{
|
|
const ::basegfx::B2DPolygon rPolygon = rPolyPoly.getB2DPolygon( nPolyIdx );
|
|
AddPolygonToPath( xPath, rPolygon, true, !getAntiAliasB2DDraw(), IsPenVisible() );
|
|
}
|
|
|
|
const CGRect aRefreshRect = CGPathGetBoundingBox( xPath );
|
|
#ifndef NO_I97317_WORKAROUND
|
|
// #i97317# workaround for Quartz having problems with drawing small polygons
|
|
if( ! ((aRefreshRect.size.width <= 0.125) && (aRefreshRect.size.height <= 0.125)) )
|
|
#endif
|
|
{
|
|
// use the path to prepare the graphics context
|
|
CGContextSaveGState( mrContext );
|
|
CGContextBeginPath( mrContext );
|
|
CGContextAddPath( mrContext, xPath );
|
|
|
|
// draw path with antialiased polygon
|
|
CGContextSetShouldAntialias( mrContext, true );
|
|
CGContextSetAlpha( mrContext, 1.0 - fTransparency );
|
|
CGContextDrawPath( mrContext, kCGPathEOFillStroke );
|
|
CGContextRestoreGState( mrContext );
|
|
|
|
// mark modified rectangle as updated
|
|
RefreshRect( aRefreshRect );
|
|
}
|
|
|
|
CGPathRelease( xPath );
|
|
|
|
return true;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
bool IosSalGraphics::drawPolyLine( const ::basegfx::B2DPolygon& rPolyLine,
|
|
double fTransparency,
|
|
const ::basegfx::B2DVector& rLineWidths,
|
|
basegfx::B2DLineJoin eLineJoin )
|
|
{
|
|
// short circuit if there is nothing to do
|
|
const int nPointCount = rPolyLine.count();
|
|
if( nPointCount <= 0 )
|
|
return true;
|
|
|
|
// reject requests that cannot be handled yet
|
|
if( rLineWidths.getX() != rLineWidths.getY() )
|
|
return false;
|
|
|
|
// #i101491# Ios does not support B2DLINEJOIN_NONE; return false to use
|
|
// the fallback (own geometry preparation)
|
|
// #i104886# linejoin-mode and thus the above only applies to "fat" lines
|
|
if( (basegfx::B2DLINEJOIN_NONE == eLineJoin)
|
|
&& (rLineWidths.getX() > 1.3) )
|
|
return false;
|
|
|
|
// setup line attributes
|
|
CGLineJoin aCGLineJoin = kCGLineJoinMiter;
|
|
switch( eLineJoin ) {
|
|
case ::basegfx::B2DLINEJOIN_NONE: aCGLineJoin = /*TODO?*/kCGLineJoinMiter; break;
|
|
case ::basegfx::B2DLINEJOIN_MIDDLE: aCGLineJoin = /*TODO?*/kCGLineJoinMiter; break;
|
|
case ::basegfx::B2DLINEJOIN_BEVEL: aCGLineJoin = kCGLineJoinBevel; break;
|
|
case ::basegfx::B2DLINEJOIN_MITER: aCGLineJoin = kCGLineJoinMiter; break;
|
|
case ::basegfx::B2DLINEJOIN_ROUND: aCGLineJoin = kCGLineJoinRound; break;
|
|
}
|
|
|
|
// setup poly-polygon path
|
|
CGMutablePathRef xPath = CGPathCreateMutable();
|
|
AddPolygonToPath( xPath, rPolyLine, rPolyLine.isClosed(), !getAntiAliasB2DDraw(), true );
|
|
|
|
const CGRect aRefreshRect = CGPathGetBoundingBox( xPath );
|
|
#ifndef NO_I97317_WORKAROUND
|
|
// #i97317# workaround for Quartz having problems with drawing small polygons
|
|
if( ! ((aRefreshRect.size.width <= 0.125) && (aRefreshRect.size.height <= 0.125)) )
|
|
#endif
|
|
{
|
|
// use the path to prepare the graphics context
|
|
CGContextSaveGState( mrContext );
|
|
CGContextAddPath( mrContext, xPath );
|
|
// draw path with antialiased line
|
|
CGContextSetShouldAntialias( mrContext, true );
|
|
CGContextSetAlpha( mrContext, 1.0 - fTransparency );
|
|
CGContextSetLineJoin( mrContext, aCGLineJoin );
|
|
CGContextSetLineWidth( mrContext, rLineWidths.getX() );
|
|
CGContextDrawPath( mrContext, kCGPathStroke );
|
|
CGContextRestoreGState( mrContext );
|
|
|
|
// mark modified rectangle as updated
|
|
RefreshRect( aRefreshRect );
|
|
}
|
|
|
|
CGPathRelease( xPath );
|
|
|
|
return true;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
sal_Bool IosSalGraphics::drawPolyLineBezier( sal_uLong, const SalPoint*, const sal_uInt8* )
|
|
{
|
|
return sal_False;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
sal_Bool IosSalGraphics::drawPolygonBezier( sal_uLong, const SalPoint*, const sal_uInt8* )
|
|
{
|
|
return sal_False;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
sal_Bool IosSalGraphics::drawPolyPolygonBezier( sal_uLong, const sal_uLong*,
|
|
const SalPoint* const*, const sal_uInt8* const* )
|
|
{
|
|
return sal_False;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::copyBits( const SalTwoRect *pPosAry, SalGraphics *pSrcGraphics )
|
|
{
|
|
if( !pSrcGraphics )
|
|
pSrcGraphics = this;
|
|
|
|
//from unix salgdi2.cxx
|
|
//[FIXME] find a better way to prevent calc from crashing when width and height are negative
|
|
if( pPosAry->mnSrcWidth <= 0
|
|
|| pPosAry->mnSrcHeight <= 0
|
|
|| pPosAry->mnDestWidth <= 0
|
|
|| pPosAry->mnDestHeight <= 0 )
|
|
{
|
|
return;
|
|
}
|
|
|
|
// accelerate trivial operations
|
|
/*const*/ IosSalGraphics* pSrc = static_cast<IosSalGraphics*>(pSrcGraphics);
|
|
const bool bSameGraphics = (this == pSrc) || (mbWindow && mpFrame && pSrc->mbWindow && (mpFrame == pSrc->mpFrame));
|
|
if( bSameGraphics
|
|
&& (pPosAry->mnSrcWidth == pPosAry->mnDestWidth)
|
|
&& (pPosAry->mnSrcHeight == pPosAry->mnDestHeight))
|
|
{
|
|
// short circuit if there is nothing to do
|
|
if( (pPosAry->mnSrcX == pPosAry->mnDestX)
|
|
&& (pPosAry->mnSrcY == pPosAry->mnDestY))
|
|
return;
|
|
// use copyArea() if source and destination context are identical
|
|
copyArea( pPosAry->mnDestX, pPosAry->mnDestY, pPosAry->mnSrcX, pPosAry->mnSrcY,
|
|
pPosAry->mnSrcWidth, pPosAry->mnSrcHeight, 0 );
|
|
return;
|
|
}
|
|
|
|
ApplyXorContext();
|
|
pSrc->ApplyXorContext();
|
|
|
|
DBG_ASSERT( pSrc->mxLayer!=NULL, "IosSalGraphics::copyBits() from non-layered graphics" );
|
|
|
|
const CGPoint aDstPoint = { +pPosAry->mnDestX - pPosAry->mnSrcX, pPosAry->mnDestY - pPosAry->mnSrcY };
|
|
if( (pPosAry->mnSrcWidth == pPosAry->mnDestWidth && pPosAry->mnSrcHeight == pPosAry->mnDestHeight) &&
|
|
(!mnBitmapDepth || (aDstPoint.x + pSrc->mnWidth) <= mnWidth) ) // workaround a Quartz crasher
|
|
{
|
|
// in XOR mode the drawing context is redirected to the XOR mask
|
|
// if source and target are identical then copyBits() paints onto the target context though
|
|
CGContextRef xCopyContext = mrContext;
|
|
if( mpXorEmulation && mpXorEmulation->IsEnabled() )
|
|
if( pSrcGraphics == this )
|
|
xCopyContext = mpXorEmulation->GetTargetContext();
|
|
|
|
CGContextSaveGState( xCopyContext );
|
|
const CGRect aDstRect = { {pPosAry->mnDestX, pPosAry->mnDestY}, {pPosAry->mnDestWidth, pPosAry->mnDestHeight} };
|
|
CGContextClipToRect( xCopyContext, aDstRect );
|
|
|
|
// draw at new destination
|
|
// NOTE: flipped drawing gets disabled for this, else the subimage would be drawn upside down
|
|
if( pSrc->IsFlipped() )
|
|
{ CGContextTranslateCTM( xCopyContext, 0, +mnHeight ); CGContextScaleCTM( xCopyContext, +1, -1 ); }
|
|
// TODO: pSrc->size() != this->size()
|
|
::CGContextDrawLayerAtPoint( xCopyContext, aDstPoint, pSrc->mxLayer );
|
|
CGContextRestoreGState( xCopyContext );
|
|
// mark the destination rectangle as updated
|
|
RefreshRect( aDstRect );
|
|
}
|
|
else
|
|
{
|
|
SalBitmap* pBitmap = pSrc->getBitmap( pPosAry->mnSrcX, pPosAry->mnSrcY, pPosAry->mnSrcWidth, pPosAry->mnSrcHeight );
|
|
|
|
if( pBitmap )
|
|
{
|
|
SalTwoRect aPosAry( *pPosAry );
|
|
aPosAry.mnSrcX = 0;
|
|
aPosAry.mnSrcY = 0;
|
|
drawBitmap( &aPosAry, *pBitmap );
|
|
delete pBitmap;
|
|
}
|
|
}
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::copyArea( long nDstX, long nDstY,long nSrcX, long nSrcY, long nSrcWidth, long nSrcHeight, sal_uInt16 /*nFlags*/ )
|
|
{
|
|
ApplyXorContext();
|
|
|
|
DBG_ASSERT( mxLayer!=NULL, "IosSalGraphics::copyArea() for non-layered graphics" );
|
|
|
|
// in XOR mode the drawing context is redirected to the XOR mask
|
|
// copyArea() always works on the target context though
|
|
CGContextRef xCopyContext = mrContext;
|
|
if( mpXorEmulation && mpXorEmulation->IsEnabled() )
|
|
xCopyContext = mpXorEmulation->GetTargetContext();
|
|
|
|
// drawing a layer onto its own context causes trouble on OSX => copy it first
|
|
// TODO: is it possible to get rid of this unneeded copy more often?
|
|
// e.g. on OSX>=10.5 only this situation causes problems:
|
|
// mnBitmapDepth && (aDstPoint.x + pSrc->mnWidth) > mnWidth
|
|
CGLayerRef xSrcLayer = mxLayer;
|
|
// TODO: if( mnBitmapDepth > 0 )
|
|
{
|
|
const CGSize aSrcSize = { nSrcWidth, nSrcHeight };
|
|
xSrcLayer = ::CGLayerCreateWithContext( xCopyContext, aSrcSize, NULL );
|
|
const CGContextRef xSrcContext = CGLayerGetContext( xSrcLayer );
|
|
CGPoint aSrcPoint = { -nSrcX, -nSrcY };
|
|
if( IsFlipped() )
|
|
{
|
|
::CGContextTranslateCTM( xSrcContext, 0, +nSrcHeight );
|
|
::CGContextScaleCTM( xSrcContext, +1, -1 );
|
|
aSrcPoint.y = (nSrcY + nSrcHeight) - mnHeight;
|
|
}
|
|
::CGContextDrawLayerAtPoint( xSrcContext, aSrcPoint, mxLayer );
|
|
}
|
|
|
|
// draw at new destination
|
|
const CGPoint aDstPoint = { +nDstX, +nDstY };
|
|
::CGContextDrawLayerAtPoint( xCopyContext, aDstPoint, xSrcLayer );
|
|
|
|
// cleanup
|
|
if( xSrcLayer != mxLayer )
|
|
CGLayerRelease( xSrcLayer );
|
|
|
|
// mark the destination rectangle as updated
|
|
RefreshRect( nDstX, nDstY, nSrcWidth, nSrcHeight );
|
|
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::drawBitmap( const SalTwoRect* pPosAry, const SalBitmap& rSalBitmap )
|
|
{
|
|
if( !CheckContext() )
|
|
return;
|
|
|
|
const IosSalBitmap& rBitmap = static_cast<const IosSalBitmap&>(rSalBitmap);
|
|
CGImageRef xImage = rBitmap.CreateCroppedImage( (int)pPosAry->mnSrcX, (int)pPosAry->mnSrcY, (int)pPosAry->mnSrcWidth, (int)pPosAry->mnSrcHeight );
|
|
if( !xImage )
|
|
return;
|
|
|
|
const CGRect aDstRect = {{pPosAry->mnDestX, pPosAry->mnDestY}, {pPosAry->mnDestWidth, pPosAry->mnDestHeight}};
|
|
CGContextDrawImage( mrContext, aDstRect, xImage );
|
|
CGImageRelease( xImage );
|
|
RefreshRect( aDstRect );
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::drawBitmap( const SalTwoRect* pPosAry, const SalBitmap& rSalBitmap,SalColor )
|
|
{
|
|
OSL_FAIL("not implemented for color masking!");
|
|
drawBitmap( pPosAry, rSalBitmap );
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::drawBitmap( const SalTwoRect* pPosAry, const SalBitmap& rSalBitmap, const SalBitmap& rTransparentBitmap )
|
|
{
|
|
if( !CheckContext() )
|
|
return;
|
|
|
|
const IosSalBitmap& rBitmap = static_cast<const IosSalBitmap&>(rSalBitmap);
|
|
const IosSalBitmap& rMask = static_cast<const IosSalBitmap&>(rTransparentBitmap);
|
|
CGImageRef xMaskedImage( rBitmap.CreateWithMask( rMask, pPosAry->mnSrcX, pPosAry->mnSrcY, pPosAry->mnSrcWidth, pPosAry->mnSrcHeight ) );
|
|
if( !xMaskedImage )
|
|
return;
|
|
|
|
const CGRect aDstRect = {{pPosAry->mnDestX, pPosAry->mnDestY}, {pPosAry->mnDestWidth, pPosAry->mnDestHeight}};
|
|
CGContextDrawImage( mrContext, aDstRect, xMaskedImage );
|
|
CGImageRelease( xMaskedImage );
|
|
RefreshRect( aDstRect );
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::drawMask( const SalTwoRect* pPosAry, const SalBitmap& rSalBitmap, SalColor nMaskColor )
|
|
{
|
|
if( !CheckContext() )
|
|
return;
|
|
|
|
const IosSalBitmap& rBitmap = static_cast<const IosSalBitmap&>(rSalBitmap);
|
|
CGImageRef xImage = rBitmap.CreateColorMask( pPosAry->mnSrcX, pPosAry->mnSrcY, pPosAry->mnSrcWidth, pPosAry->mnSrcHeight, nMaskColor );
|
|
if( !xImage )
|
|
return;
|
|
|
|
const CGRect aDstRect = {{pPosAry->mnDestX, pPosAry->mnDestY}, {pPosAry->mnDestWidth, pPosAry->mnDestHeight}};
|
|
CGContextDrawImage( mrContext, aDstRect, xImage );
|
|
CGImageRelease( xImage );
|
|
RefreshRect( aDstRect );
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
SalBitmap* IosSalGraphics::getBitmap( long nX, long nY, long nDX, long nDY )
|
|
{
|
|
DBG_ASSERT( mxLayer, "IosSalGraphics::getBitmap() with no layer" );
|
|
|
|
ApplyXorContext();
|
|
|
|
IosSalBitmap* pBitmap = new IosSalBitmap;
|
|
if( !pBitmap->Create( mxLayer, mnBitmapDepth, nX, nY, nDX, nDY, !mbWindow ) )
|
|
{
|
|
delete pBitmap;
|
|
pBitmap = NULL;
|
|
}
|
|
|
|
return pBitmap;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
SalColor IosSalGraphics::getPixel( long nX, long nY )
|
|
{
|
|
// return default value on printers or when out of bounds
|
|
if( !mxLayer
|
|
|| (nX < 0) || (nX >= mnWidth)
|
|
|| (nY < 0) || (nY >= mnHeight))
|
|
return COL_BLACK;
|
|
|
|
// prepare creation of matching a CGBitmapContext
|
|
CGColorSpaceRef aCGColorSpace = GetSalData()->mxRGBSpace;
|
|
CGBitmapInfo aCGBmpInfo = kCGImageAlphaNoneSkipFirst | kCGBitmapByteOrder32Big;
|
|
#if __BIG_ENDIAN__
|
|
struct{ unsigned char b, g, r, a; } aPixel;
|
|
#else
|
|
struct{ unsigned char a, r, g, b; } aPixel;
|
|
#endif
|
|
|
|
// create a one-pixel bitmap context
|
|
// TODO: is it worth to cache it?
|
|
CGContextRef xOnePixelContext = ::CGBitmapContextCreate( &aPixel,
|
|
1, 1, 8, sizeof(aPixel), aCGColorSpace, aCGBmpInfo );
|
|
|
|
// update this graphics layer
|
|
ApplyXorContext();
|
|
|
|
// copy the requested pixel into the bitmap context
|
|
if( IsFlipped() )
|
|
nY = mnHeight - nY;
|
|
const CGPoint aCGPoint = {-nX, -nY};
|
|
CGContextDrawLayerAtPoint( xOnePixelContext, aCGPoint, mxLayer );
|
|
CGContextRelease( xOnePixelContext );
|
|
|
|
SalColor nSalColor = MAKE_SALCOLOR( aPixel.r, aPixel.g, aPixel.b );
|
|
return nSalColor;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
|
|
static void DrawPattern50( void*, CGContextRef rContext )
|
|
{
|
|
static const CGRect aRects[2] = { { {0,0}, { 2, 2 } }, { { 2, 2 }, { 2, 2 } } };
|
|
CGContextAddRects( rContext, aRects, 2 );
|
|
CGContextFillPath( rContext );
|
|
}
|
|
|
|
void IosSalGraphics::Pattern50Fill()
|
|
{
|
|
static const float aFillCol[4] = { 1,1,1,1 };
|
|
static const CGPatternCallbacks aCallback = { 0, &DrawPattern50, NULL };
|
|
if( ! GetSalData()->mxP50Space )
|
|
GetSalData()->mxP50Space = CGColorSpaceCreatePattern( GetSalData()->mxRGBSpace );
|
|
if( ! GetSalData()->mxP50Pattern )
|
|
GetSalData()->mxP50Pattern = CGPatternCreate( NULL, CGRectMake( 0, 0, 4, 4 ),
|
|
CGAffineTransformIdentity, 4, 4,
|
|
kCGPatternTilingConstantSpacing,
|
|
false, &aCallback );
|
|
|
|
CGContextSetFillColorSpace( mrContext, GetSalData()->mxP50Space );
|
|
CGContextSetFillPattern( mrContext, GetSalData()->mxP50Pattern, aFillCol );
|
|
CGContextFillPath( mrContext );
|
|
}
|
|
|
|
void IosSalGraphics::invert( long nX, long nY, long nWidth, long nHeight, SalInvert nFlags )
|
|
{
|
|
if ( CheckContext() )
|
|
{
|
|
CGRect aCGRect = CGRectMake( nX, nY, nWidth, nHeight);
|
|
CGContextSaveGState(mrContext);
|
|
|
|
if ( nFlags & SAL_INVERT_TRACKFRAME )
|
|
{
|
|
const float dashLengths[2] = { 4.0, 4.0 }; // for drawing dashed line
|
|
CGContextSetBlendMode( mrContext, kCGBlendModeDifference );
|
|
CGContextSetRGBStrokeColor ( mrContext, 1.0, 1.0, 1.0, 1.0 );
|
|
CGContextSetLineDash ( mrContext, 0, dashLengths, 2 );
|
|
CGContextSetLineWidth( mrContext, 2.0);
|
|
CGContextStrokeRect ( mrContext, aCGRect );
|
|
}
|
|
else if ( nFlags & SAL_INVERT_50 )
|
|
{
|
|
//CGContextSetAllowsAntialiasing( mrContext, false );
|
|
CGContextSetBlendMode(mrContext, kCGBlendModeDifference);
|
|
CGContextAddRect( mrContext, aCGRect );
|
|
Pattern50Fill();
|
|
}
|
|
else // just invert
|
|
{
|
|
CGContextSetBlendMode(mrContext, kCGBlendModeDifference);
|
|
CGContextSetRGBFillColor ( mrContext,1.0, 1.0, 1.0 , 1.0 );
|
|
CGContextFillRect ( mrContext, aCGRect );
|
|
}
|
|
CGContextRestoreGState( mrContext);
|
|
RefreshRect( aCGRect );
|
|
}
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::invert( sal_uLong nPoints, const SalPoint* pPtAry, SalInvert nSalFlags )
|
|
{
|
|
CGPoint* CGpoints ;
|
|
if ( CheckContext() )
|
|
{
|
|
CGContextSaveGState(mrContext);
|
|
CGpoints = makeCGptArray(nPoints,pPtAry);
|
|
CGContextAddLines ( mrContext, CGpoints, nPoints );
|
|
if ( nSalFlags & SAL_INVERT_TRACKFRAME )
|
|
{
|
|
const float dashLengths[2] = { 4.0, 4.0 }; // for drawing dashed line
|
|
CGContextSetBlendMode( mrContext, kCGBlendModeDifference );
|
|
CGContextSetRGBStrokeColor ( mrContext, 1.0, 1.0, 1.0, 1.0 );
|
|
CGContextSetLineDash ( mrContext, 0, dashLengths, 2 );
|
|
CGContextSetLineWidth( mrContext, 2.0);
|
|
CGContextStrokePath ( mrContext );
|
|
}
|
|
else if ( nSalFlags & SAL_INVERT_50 )
|
|
{
|
|
CGContextSetBlendMode(mrContext, kCGBlendModeDifference);
|
|
Pattern50Fill();
|
|
}
|
|
else // just invert
|
|
{
|
|
CGContextSetBlendMode( mrContext, kCGBlendModeDifference );
|
|
CGContextSetRGBFillColor( mrContext, 1.0, 1.0, 1.0, 1.0 );
|
|
CGContextFillPath( mrContext );
|
|
}
|
|
const CGRect aRefreshRect = CGContextGetClipBoundingBox(mrContext);
|
|
CGContextRestoreGState( mrContext);
|
|
delete [] CGpoints;
|
|
RefreshRect( aRefreshRect );
|
|
}
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
sal_Bool IosSalGraphics::drawEPS( long /*nX*/, long /*nY*/, long /*nWidth*/, long /*nHeight*/,
|
|
void* /*pEpsData*/, sal_uLong /*nByteCount*/ )
|
|
{
|
|
return sal_False;
|
|
}
|
|
|
|
// -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
|
|
bool IosSalGraphics::drawAlphaBitmap( const SalTwoRect& rTR,
|
|
const SalBitmap& rSrcBitmap, const SalBitmap& rAlphaBmp )
|
|
{
|
|
// An image mask can't have a depth > 8 bits (should be 1 to 8 bits)
|
|
if( rAlphaBmp.GetBitCount() > 8 )
|
|
return false;
|
|
|
|
// are these two tests really necessary? (see vcl/unx/source/gdi/salgdi2.cxx)
|
|
// horizontal/vertical mirroring not implemented yet
|
|
if( rTR.mnDestWidth < 0 || rTR.mnDestHeight < 0 )
|
|
return false;
|
|
|
|
const IosSalBitmap& rSrcSalBmp = static_cast<const IosSalBitmap&>(rSrcBitmap);
|
|
const IosSalBitmap& rMaskSalBmp = static_cast<const IosSalBitmap&>(rAlphaBmp);
|
|
|
|
CGImageRef xMaskedImage = rSrcSalBmp.CreateWithMask( rMaskSalBmp, rTR.mnSrcX, rTR.mnSrcY, rTR.mnSrcWidth, rTR.mnSrcHeight );
|
|
if( !xMaskedImage )
|
|
return false;
|
|
|
|
if ( CheckContext() )
|
|
{
|
|
const CGRect aDstRect = {{rTR.mnDestX, rTR.mnDestY}, {rTR.mnDestWidth, rTR.mnDestHeight}};
|
|
CGContextDrawImage( mrContext, aDstRect, xMaskedImage );
|
|
RefreshRect( aDstRect );
|
|
}
|
|
|
|
CGImageRelease(xMaskedImage);
|
|
return true;
|
|
}
|
|
|
|
// -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
|
|
bool IosSalGraphics::drawAlphaRect( long nX, long nY, long nWidth,
|
|
long nHeight, sal_uInt8 nTransparency )
|
|
{
|
|
if( !CheckContext() )
|
|
return true;
|
|
|
|
// save the current state
|
|
CGContextSaveGState( mrContext );
|
|
CGContextSetAlpha( mrContext, (100-nTransparency) * (1.0/100) );
|
|
|
|
CGRect aRect = {{nX,nY},{nWidth-1,nHeight-1}};
|
|
if( IsPenVisible() )
|
|
{
|
|
aRect.origin.x += 0.5;
|
|
aRect.origin.y += 0.5;
|
|
}
|
|
|
|
CGContextBeginPath( mrContext );
|
|
CGContextAddRect( mrContext, aRect );
|
|
CGContextDrawPath( mrContext, kCGPathFill );
|
|
|
|
// restore state
|
|
CGContextRestoreGState(mrContext);
|
|
RefreshRect( aRect );
|
|
return true;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::SetTextColor( SalColor nSalColor )
|
|
{
|
|
mnColor = nSalColor;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::GetFontMetric( ImplFontMetricData* pMetric, int nFallbackLevel )
|
|
{
|
|
(void)nFallbackLevel;
|
|
|
|
const double fPixelSize = (mfFakeDPIScale * CTFontGetSize( mpIosFontData->mpFontRef ));
|
|
pMetric->mnAscent = CTFontGetAscent( mpIosFontData->mpFontRef );
|
|
pMetric->mnDescent = -CTFontGetDescent( mpIosFontData->mpFontRef );
|
|
pMetric->mnExtLeading = CTFontGetLeading( mpIosFontData->mpFontRef );
|
|
pMetric->mnIntLeading = 0;
|
|
pMetric->mnWidth = static_cast<long>(mfFontStretch * fPixelSize + 0.5);
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
sal_uLong IosSalGraphics::GetKernPairs( sal_uLong, ImplKernPairData* )
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
static bool AddLocalTempFontDirs( void )
|
|
{
|
|
static bool bFirst = true;
|
|
if( !bFirst )
|
|
return false;
|
|
bFirst = false;
|
|
|
|
// add private font files
|
|
|
|
rtl::OUString aBrandStr( RTL_CONSTASCII_USTRINGPARAM( "$BRAND_BASE_DIR" ) );
|
|
rtl_bootstrap_expandMacros( &aBrandStr.pData );
|
|
rtl::OUString aBrandSysPath;
|
|
OSL_VERIFY( osl_getSystemPathFromFileURL( aBrandStr.pData, &aBrandSysPath.pData ) == osl_File_E_None );
|
|
|
|
rtl::OStringBuffer aBrandFontDir( aBrandSysPath.getLength()*2 );
|
|
aBrandFontDir.append( rtl::OUStringToOString( aBrandSysPath, RTL_TEXTENCODING_UTF8 ) );
|
|
aBrandFontDir.append( "/share/fonts/truetype/" );
|
|
|
|
// iterate font files in that and call CTFontManagerRegisterFontsForURL for them?
|
|
bool bSuccess = true;
|
|
|
|
return bSuccess;
|
|
}
|
|
|
|
void IosSalGraphics::GetDevFontList( ImplDevFontList* pFontList )
|
|
{
|
|
DBG_ASSERT( pFontList, "IosSalGraphics::GetDevFontList(NULL) !");
|
|
|
|
AddLocalTempFontDirs();
|
|
|
|
// The idea is to cache the list of system fonts once it has been generated.
|
|
// SalData seems to be a good place for this caching. However we have to
|
|
// carefully make the access to the font list thread-safe. If we register
|
|
// a font-change event handler to update the font list in case fonts have
|
|
// changed on the system we have to lock access to the list. The right
|
|
// way to do that is the solar mutex since GetDevFontList is protected
|
|
// through it as should be all event handlers
|
|
|
|
SalData* pSalData = GetSalData();
|
|
if (pSalData->mpFontList == NULL)
|
|
pSalData->mpFontList = new SystemFontList();
|
|
|
|
// Copy all ImplFontData objects contained in the SystemFontList
|
|
pSalData->mpFontList->AnnounceFonts( *pFontList );
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
bool IosSalGraphics::AddTempDevFont( ImplDevFontList*,
|
|
const rtl::OUString& rFontFileURL, const rtl::OUString& /*rFontName*/ )
|
|
{
|
|
::rtl::OUString aUSytemPath;
|
|
OSL_VERIFY( !osl::FileBase::getSystemPathFromFileURL( rFontFileURL, aUSytemPath ) );
|
|
|
|
// TODO: Implement...
|
|
|
|
return true;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
// callbacks from ATSUGlyphGetCubicPaths() fore GetGlyphOutline()
|
|
struct GgoData { basegfx::B2DPolygon maPolygon; basegfx::B2DPolyPolygon* mpPolyPoly; };
|
|
|
|
sal_Bool IosSalGraphics::GetGlyphOutline( sal_GlyphId /*nGlyphId*/, basegfx::B2DPolyPolygon& rPolyPoly )
|
|
{
|
|
GgoData aGgoData;
|
|
aGgoData.mpPolyPoly = &rPolyPoly;
|
|
rPolyPoly.clear();
|
|
|
|
#if 0
|
|
ATSUStyle rATSUStyle = maATSUStyle; // TODO: handle glyph fallback when CWS pdffix02 is integrated
|
|
GlyphID aGlyphId = nGlyphId & GF_IDXMASK;
|
|
OSStatus eGgoStatus = noErr;
|
|
OSStatus eStatus = ATSUGlyphGetCubicPaths( rATSUStyle, aGlyphId,
|
|
GgoMoveToProc, GgoLineToProc, GgoCurveToProc, GgoClosePathProc,
|
|
&aGgoData, &eGgoStatus );
|
|
if( (eStatus != noErr) ) // TODO: why is (eGgoStatus!=noErr) when curves are involved?
|
|
return false;
|
|
|
|
GgoClosePathProc( &aGgoData );
|
|
#endif
|
|
return true;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
long IosSalGraphics::GetGraphicsWidth() const
|
|
{
|
|
long w = 0;
|
|
if( mrContext && (mbWindow || mbVirDev) )
|
|
{
|
|
w = mnWidth;
|
|
}
|
|
|
|
if( w == 0 )
|
|
{
|
|
if( mbWindow && mpFrame )
|
|
w = mpFrame->maGeometry.nWidth;
|
|
}
|
|
|
|
return w;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
sal_Bool IosSalGraphics::GetGlyphBoundRect( sal_GlyphId /*nGlyphId*/, Rectangle& rRect )
|
|
{
|
|
#if 0
|
|
ATSUStyle rATSUStyle = maATSUStyle; // TODO: handle glyph fallback
|
|
GlyphID aGlyphId = nGlyphId & GF_IDXMASK;
|
|
ATSGlyphScreenMetrics aGlyphMetrics;
|
|
OSStatus eStatus = ATSUGlyphGetScreenMetrics( rATSUStyle,
|
|
1, &aGlyphId, 0, FALSE, !mbNonAntialiasedText, &aGlyphMetrics );
|
|
if( eStatus != noErr )
|
|
return false;
|
|
|
|
const long nMinX = (long)(+aGlyphMetrics.topLeft.x - 0.5);
|
|
const long nMaxX = (long)(aGlyphMetrics.width + 0.5) + nMinX;
|
|
const long nMinY = (long)(-aGlyphMetrics.topLeft.y - 0.5);
|
|
const long nMaxY = (long)(aGlyphMetrics.height + 0.5) + nMinY;
|
|
rRect = Rectangle( nMinX, nMinY, nMaxX, nMaxY );
|
|
#else
|
|
rRect = Rectangle( );
|
|
#endif
|
|
return true;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::GetDevFontSubstList( OutputDevice* )
|
|
{
|
|
// nothing to do since there are no device-specific fonts on Ios
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::DrawServerFontLayout( const ServerFontLayout& )
|
|
{
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
sal_uInt16 IosSalGraphics::SetFont( FontSelectPattern* pReqFont, int /*nFallbackLevel*/ )
|
|
{
|
|
if( !pReqFont )
|
|
{
|
|
[mpAttributes removeAllObjects];
|
|
mpIosFontData = NULL;
|
|
return 0;
|
|
}
|
|
|
|
// store the requested device font entry
|
|
const ImplIosFontData* pIosFont = static_cast<const ImplIosFontData*>( pReqFont->mpFontData );
|
|
mpIosFontData = pIosFont;
|
|
|
|
// enable bold-emulation if needed
|
|
Boolean bFakeBold = FALSE;
|
|
if( (pReqFont->GetWeight() >= WEIGHT_BOLD)
|
|
&& (pIosFont->GetWeight() < WEIGHT_SEMIBOLD) )
|
|
bFakeBold = TRUE;
|
|
// enable italic-emulation if needed
|
|
Boolean bFakeItalic = FALSE;
|
|
if( ((pReqFont->GetSlant() == ITALIC_NORMAL) || (pReqFont->GetSlant() == ITALIC_OBLIQUE))
|
|
&& !((pIosFont->GetSlant() == ITALIC_NORMAL) || (pIosFont->GetSlant() == ITALIC_OBLIQUE)) )
|
|
bFakeItalic = TRUE;
|
|
|
|
#if 0
|
|
// enable/disable antialiased text
|
|
mbNonAntialiasedText = pReqFont->mbNonAntialiased;
|
|
UInt32 nStyleRenderingOptions = kATSStyleNoOptions;
|
|
if( pReqFont->mbNonAntialiased )
|
|
nStyleRenderingOptions |= kATSStyleNoAntiAliasing;
|
|
|
|
// set horizontal/vertical mode
|
|
ATSUVerticalCharacterType aVerticalCharacterType = kATSUStronglyHorizontal;
|
|
if( pReqFont->mbVertical )
|
|
aVerticalCharacterType = kATSUStronglyVertical;
|
|
|
|
// prepare ATS-fontid as type matching to the kATSUFontTag request
|
|
ATSUFontID nFontID = static_cast<ATSUFontID>(pIosFont->GetFontId());
|
|
|
|
// update ATSU style attributes with requested font parameters
|
|
// TODO: no need to set styles which are already defaulted
|
|
|
|
const ATSUAttributeTag aTag[] =
|
|
{
|
|
kATSUFontTag,
|
|
kATSUSizeTag,
|
|
kATSUQDBoldfaceTag,
|
|
kATSUQDItalicTag,
|
|
kATSUStyleRenderingOptionsTag,
|
|
kATSUVerticalCharacterTag
|
|
};
|
|
|
|
const ByteCount aValueSize[] =
|
|
{
|
|
sizeof(ATSUFontID),
|
|
sizeof(fFixedSize),
|
|
sizeof(bFakeBold),
|
|
sizeof(bFakeItalic),
|
|
sizeof(nStyleRenderingOptions),
|
|
sizeof(aVerticalCharacterType)
|
|
};
|
|
|
|
const ATSUAttributeValuePtr aValue[] =
|
|
{
|
|
&nFontID,
|
|
&fFixedSize,
|
|
&bFakeBold,
|
|
&bFakeItalic,
|
|
&nStyleRenderingOptions,
|
|
&aVerticalCharacterType
|
|
};
|
|
|
|
static const int nTagCount = SAL_N_ELEMENTS(aTag);
|
|
OSStatus eStatus = ATSUSetAttributes( maATSUStyle, nTagCount,
|
|
aTag, aValueSize, aValue );
|
|
// reset ATSUstyle if there was an error
|
|
if( eStatus != noErr )
|
|
{
|
|
DBG_WARNING( "IosSalGraphics::SetFont() : Could not set font attributes!\n");
|
|
ATSUClearStyle( maATSUStyle );
|
|
mpIosFontData = NULL;
|
|
return 0;
|
|
}
|
|
|
|
// prepare font stretching
|
|
const ATSUAttributeTag aMatrixTag = kATSUFontMatrixTag;
|
|
if( (pReqFont->mnWidth == 0) || (pReqFont->mnWidth == pReqFont->mnHeight) )
|
|
{
|
|
mfFontStretch = 1.0;
|
|
ATSUClearAttributes( maATSUStyle, 1, &aMatrixTag );
|
|
}
|
|
else
|
|
{
|
|
mfFontStretch = (float)pReqFont->mnWidth / pReqFont->mnHeight;
|
|
CGAffineTransform aMatrix = CGAffineTransformMakeScale( mfFontStretch, 1.0F );
|
|
const ATSUAttributeValuePtr aAttr = &aMatrix;
|
|
const ByteCount aMatrixBytes = sizeof(aMatrix);
|
|
eStatus = ATSUSetAttributes( maATSUStyle, 1, &aMatrixTag, &aMatrixBytes, &aAttr );
|
|
DBG_ASSERT( (eStatus==noErr), "IosSalGraphics::SetFont() : Could not set font matrix\n");
|
|
}
|
|
|
|
// prepare font rotation
|
|
mnRotation = pReqFont->mnOrientation;
|
|
|
|
#if OSL_DEBUG_LEVEL > 3
|
|
fprintf( stderr, "SetFont to (\"%s\", \"%s\", fontid=%d) for (\"%s\" \"%s\" weight=%d, slant=%d size=%dx%d orientation=%d)\n",
|
|
::rtl::OUStringToOString( pIosFont->GetFamilyName(), RTL_TEXTENCODING_UTF8 ).getStr(),
|
|
::rtl::OUStringToOString( pIosFont->GetStyleName(), RTL_TEXTENCODING_UTF8 ).getStr(),
|
|
(int)nFontID,
|
|
::rtl::OUStringToOString( pReqFont->GetFamilyName(), RTL_TEXTENCODING_UTF8 ).getStr(),
|
|
::rtl::OUStringToOString( pReqFont->GetStyleName(), RTL_TEXTENCODING_UTF8 ).getStr(),
|
|
pReqFont->GetWeight(),
|
|
pReqFont->GetSlant(),
|
|
pReqFont->mnHeight,
|
|
pReqFont->mnWidth,
|
|
pReqFont->mnOrientation);
|
|
#endif
|
|
|
|
#endif
|
|
return 0;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
const ImplFontCharMap* IosSalGraphics::GetImplFontCharMap() const
|
|
{
|
|
if( !mpIosFontData )
|
|
return ImplFontCharMap::GetDefaultMap();
|
|
|
|
return mpIosFontData->GetImplFontCharMap();
|
|
}
|
|
|
|
bool IosSalGraphics::GetImplFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const
|
|
{
|
|
if( !mpIosFontData )
|
|
return false;
|
|
|
|
return mpIosFontData->GetImplFontCapabilities(rFontCapabilities);
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
#if 0
|
|
|
|
// fake a SFNT font directory entry for a font table
|
|
// see http://developer.apple.com/textfonts/TTRefMan/RM06/Chap6.html#Directory
|
|
static void FakeDirEntry( FourCharCode eFCC, ByteCount nOfs, ByteCount nLen,
|
|
const unsigned char* /*pData*/, unsigned char*& rpDest )
|
|
{
|
|
// write entry tag
|
|
rpDest[ 0] = (char)(eFCC >> 24);
|
|
rpDest[ 1] = (char)(eFCC >> 16);
|
|
rpDest[ 2] = (char)(eFCC >> 8);
|
|
rpDest[ 3] = (char)(eFCC >> 0);
|
|
// TODO: get entry checksum and write it
|
|
// not too important since the subsetter doesn't care currently
|
|
// for( pData+nOfs ... pData+nOfs+nLen )
|
|
// write entry offset
|
|
rpDest[ 8] = (char)(nOfs >> 24);
|
|
rpDest[ 9] = (char)(nOfs >> 16);
|
|
rpDest[10] = (char)(nOfs >> 8);
|
|
rpDest[11] = (char)(nOfs >> 0);
|
|
// write entry length
|
|
rpDest[12] = (char)(nLen >> 24);
|
|
rpDest[13] = (char)(nLen >> 16);
|
|
rpDest[14] = (char)(nLen >> 8);
|
|
rpDest[15] = (char)(nLen >> 0);
|
|
// advance to next entry
|
|
rpDest += 16;
|
|
}
|
|
|
|
#endif
|
|
|
|
static bool GetRawFontData( const ImplFontData* /*pFontData*/,
|
|
ByteVector& /*rBuffer*/,
|
|
bool* /*pJustCFF*/ )
|
|
{
|
|
#if 0
|
|
const ImplIosFontData* pIosFont = static_cast<const ImplIosFontData*>(pFontData);
|
|
const ATSUFontID nFontId = static_cast<ATSUFontID>(pIosFont->GetFontId());
|
|
ATSFontRef rFont = FMGetATSFontRefFromFont( nFontId );
|
|
|
|
ByteCount nCffLen = 0;
|
|
OSStatus eStatus = ATSFontGetTable( rFont, GetTag("CFF "), 0, 0, NULL, &nCffLen);
|
|
if( pJustCFF != NULL )
|
|
{
|
|
*pJustCFF = (eStatus == noErr) && (nCffLen > 0);
|
|
if( *pJustCFF )
|
|
{
|
|
rBuffer.resize( nCffLen );
|
|
eStatus = ATSFontGetTable( rFont, GetTag("CFF "), 0, nCffLen, (void*)&rBuffer[0], &nCffLen);
|
|
if( (eStatus != noErr) || (nCffLen <= 0) )
|
|
return false;
|
|
return true;
|
|
}
|
|
}
|
|
|
|
// get font table availability and size in bytes
|
|
ByteCount nHeadLen = 0;
|
|
eStatus = ATSFontGetTable( rFont, GetTag("head"), 0, 0, NULL, &nHeadLen);
|
|
if( (eStatus != noErr) || (nHeadLen <= 0) )
|
|
return false;
|
|
ByteCount nMaxpLen = 0;
|
|
eStatus = ATSFontGetTable( rFont, GetTag("maxp"), 0, 0, NULL, &nMaxpLen);
|
|
if( (eStatus != noErr) || (nMaxpLen <= 0) )
|
|
return false;
|
|
ByteCount nCmapLen = 0;
|
|
eStatus = ATSFontGetTable( rFont, GetTag("cmap"), 0, 0, NULL, &nCmapLen);
|
|
if( (eStatus != noErr) || (nCmapLen <= 0) )
|
|
return false;
|
|
ByteCount nNameLen = 0;
|
|
eStatus = ATSFontGetTable( rFont, GetTag("name"), 0, 0, NULL, &nNameLen);
|
|
if( (eStatus != noErr) || (nNameLen <= 0) )
|
|
return false;
|
|
ByteCount nHheaLen = 0;
|
|
eStatus = ATSFontGetTable( rFont, GetTag("hhea"), 0, 0, NULL, &nHheaLen);
|
|
if( (eStatus != noErr) || (nHheaLen <= 0) )
|
|
return false;
|
|
ByteCount nHmtxLen = 0;
|
|
eStatus = ATSFontGetTable( rFont, GetTag("hmtx"), 0, 0, NULL, &nHmtxLen);
|
|
if( (eStatus != noErr) || (nHmtxLen <= 0) )
|
|
return false;
|
|
|
|
// get the glyph outline tables
|
|
ByteCount nLocaLen = 0;
|
|
ByteCount nGlyfLen = 0;
|
|
if( (eStatus != noErr) || (nCffLen <= 0) )
|
|
{
|
|
eStatus = ATSFontGetTable( rFont, GetTag("loca"), 0, 0, NULL, &nLocaLen);
|
|
if( (eStatus != noErr) || (nLocaLen <= 0) )
|
|
return false;
|
|
eStatus = ATSFontGetTable( rFont, GetTag("glyf"), 0, 0, NULL, &nGlyfLen);
|
|
if( (eStatus != noErr) || (nGlyfLen <= 0) )
|
|
return false;
|
|
}
|
|
|
|
ByteCount nPrepLen=0, nCvtLen=0, nFpgmLen=0;
|
|
if( nGlyfLen ) // TODO: reduce PDF size by making hint subsetting optional
|
|
{
|
|
eStatus = ATSFontGetTable( rFont, GetTag("prep"), 0, 0, NULL, &nPrepLen);
|
|
eStatus = ATSFontGetTable( rFont, GetTag("cvt "), 0, 0, NULL, &nCvtLen);
|
|
eStatus = ATSFontGetTable( rFont, GetTag("fpgm"), 0, 0, NULL, &nFpgmLen);
|
|
}
|
|
|
|
// prepare a byte buffer for a fake font
|
|
int nTableCount = 7;
|
|
nTableCount += (nPrepLen>0) + (nCvtLen>0) + (nFpgmLen>0) + (nGlyfLen>0);
|
|
const ByteCount nFdirLen = 12 + 16*nTableCount;
|
|
ByteCount nTotalLen = nFdirLen;
|
|
nTotalLen += nHeadLen + nMaxpLen + nNameLen + nCmapLen;
|
|
if( nGlyfLen )
|
|
nTotalLen += nLocaLen + nGlyfLen;
|
|
else
|
|
nTotalLen += nCffLen;
|
|
nTotalLen += nHheaLen + nHmtxLen;
|
|
nTotalLen += nPrepLen + nCvtLen + nFpgmLen;
|
|
rBuffer.resize( nTotalLen );
|
|
|
|
// fake a SFNT font directory header
|
|
if( nTableCount < 16 )
|
|
{
|
|
int nLog2 = 0;
|
|
while( (nTableCount >> nLog2) > 1 ) ++nLog2;
|
|
rBuffer[ 1] = 1; // Win-TTF style scaler
|
|
rBuffer[ 5] = nTableCount; // table count
|
|
rBuffer[ 7] = nLog2*16; // searchRange
|
|
rBuffer[ 9] = nLog2; // entrySelector
|
|
rBuffer[11] = (nTableCount-nLog2)*16; // rangeShift
|
|
}
|
|
|
|
// get font table raw data and update the fake directory entries
|
|
ByteCount nOfs = nFdirLen;
|
|
unsigned char* pFakeEntry = &rBuffer[12];
|
|
eStatus = ATSFontGetTable( rFont, GetTag("cmap"), 0, nCmapLen, (void*)&rBuffer[nOfs], &nCmapLen);
|
|
FakeDirEntry( GetTag("cmap"), nOfs, nCmapLen, &rBuffer[0], pFakeEntry );
|
|
nOfs += nCmapLen;
|
|
if( nCvtLen ) {
|
|
eStatus = ATSFontGetTable( rFont, GetTag("cvt "), 0, nCvtLen, (void*)&rBuffer[nOfs], &nCvtLen);
|
|
FakeDirEntry( GetTag("cvt "), nOfs, nCvtLen, &rBuffer[0], pFakeEntry );
|
|
nOfs += nCvtLen;
|
|
}
|
|
if( nFpgmLen ) {
|
|
eStatus = ATSFontGetTable( rFont, GetTag("fpgm"), 0, nFpgmLen, (void*)&rBuffer[nOfs], &nFpgmLen);
|
|
FakeDirEntry( GetTag("fpgm"), nOfs, nFpgmLen, &rBuffer[0], pFakeEntry );
|
|
nOfs += nFpgmLen;
|
|
}
|
|
if( nCffLen ) {
|
|
eStatus = ATSFontGetTable( rFont, GetTag("CFF "), 0, nCffLen, (void*)&rBuffer[nOfs], &nCffLen);
|
|
FakeDirEntry( GetTag("CFF "), nOfs, nCffLen, &rBuffer[0], pFakeEntry );
|
|
nOfs += nGlyfLen;
|
|
} else {
|
|
eStatus = ATSFontGetTable( rFont, GetTag("glyf"), 0, nGlyfLen, (void*)&rBuffer[nOfs], &nGlyfLen);
|
|
FakeDirEntry( GetTag("glyf"), nOfs, nGlyfLen, &rBuffer[0], pFakeEntry );
|
|
nOfs += nGlyfLen;
|
|
eStatus = ATSFontGetTable( rFont, GetTag("loca"), 0, nLocaLen, (void*)&rBuffer[nOfs], &nLocaLen);
|
|
FakeDirEntry( GetTag("loca"), nOfs, nLocaLen, &rBuffer[0], pFakeEntry );
|
|
nOfs += nLocaLen;
|
|
}
|
|
eStatus = ATSFontGetTable( rFont, GetTag("head"), 0, nHeadLen, (void*)&rBuffer[nOfs], &nHeadLen);
|
|
FakeDirEntry( GetTag("head"), nOfs, nHeadLen, &rBuffer[0], pFakeEntry );
|
|
nOfs += nHeadLen;
|
|
eStatus = ATSFontGetTable( rFont, GetTag("hhea"), 0, nHheaLen, (void*)&rBuffer[nOfs], &nHheaLen);
|
|
FakeDirEntry( GetTag("hhea"), nOfs, nHheaLen, &rBuffer[0], pFakeEntry );
|
|
nOfs += nHheaLen;
|
|
eStatus = ATSFontGetTable( rFont, GetTag("hmtx"), 0, nHmtxLen, (void*)&rBuffer[nOfs], &nHmtxLen);
|
|
FakeDirEntry( GetTag("hmtx"), nOfs, nHmtxLen, &rBuffer[0], pFakeEntry );
|
|
nOfs += nHmtxLen;
|
|
eStatus = ATSFontGetTable( rFont, GetTag("maxp"), 0, nMaxpLen, (void*)&rBuffer[nOfs], &nMaxpLen);
|
|
FakeDirEntry( GetTag("maxp"), nOfs, nMaxpLen, &rBuffer[0], pFakeEntry );
|
|
nOfs += nMaxpLen;
|
|
eStatus = ATSFontGetTable( rFont, GetTag("name"), 0, nNameLen, (void*)&rBuffer[nOfs], &nNameLen);
|
|
FakeDirEntry( GetTag("name"), nOfs, nNameLen, &rBuffer[0], pFakeEntry );
|
|
nOfs += nNameLen;
|
|
if( nPrepLen ) {
|
|
eStatus = ATSFontGetTable( rFont, GetTag("prep"), 0, nPrepLen, (void*)&rBuffer[nOfs], &nPrepLen);
|
|
FakeDirEntry( GetTag("prep"), nOfs, nPrepLen, &rBuffer[0], pFakeEntry );
|
|
nOfs += nPrepLen;
|
|
}
|
|
|
|
DBG_ASSERT( (nOfs==nTotalLen), "IosSalGraphics::CreateFontSubset (nOfs!=nTotalLen)");
|
|
#endif
|
|
return sal_True;
|
|
}
|
|
|
|
sal_Bool IosSalGraphics::CreateFontSubset( const rtl::OUString& rToFile,
|
|
const ImplFontData* pFontData, long* pGlyphIDs, sal_uInt8* pEncoding,
|
|
sal_Int32* pGlyphWidths, int nGlyphCount, FontSubsetInfo& rInfo )
|
|
{
|
|
// TODO: move more of the functionality here into the generic subsetter code
|
|
|
|
// prepare the requested file name for writing the font-subset file
|
|
rtl::OUString aSysPath;
|
|
if( osl_File_E_None != osl_getSystemPathFromFileURL( rToFile.pData, &aSysPath.pData ) )
|
|
return sal_False;
|
|
const rtl_TextEncoding aThreadEncoding = osl_getThreadTextEncoding();
|
|
const rtl::OString aToFile( rtl::OUStringToOString( aSysPath, aThreadEncoding ) );
|
|
|
|
// get the raw-bytes from the font to be subset
|
|
ByteVector aBuffer;
|
|
bool bCffOnly = false;
|
|
if( !GetRawFontData( pFontData, aBuffer, &bCffOnly ) )
|
|
return sal_False;
|
|
|
|
// handle CFF-subsetting
|
|
if( bCffOnly )
|
|
{
|
|
// provide the raw-CFF data to the subsetter
|
|
ByteCount nCffLen = aBuffer.size();
|
|
rInfo.LoadFont( FontSubsetInfo::CFF_FONT, &aBuffer[0], nCffLen );
|
|
|
|
// NOTE: assuming that all glyphids requested on Ios are fully translated
|
|
|
|
// make the subsetter provide the requested subset
|
|
FILE* pOutFile = fopen( aToFile.getStr(), "wb" );
|
|
bool bRC = rInfo.CreateFontSubset( FontSubsetInfo::TYPE1_PFB, pOutFile, NULL,
|
|
pGlyphIDs, pEncoding, nGlyphCount, pGlyphWidths );
|
|
fclose( pOutFile );
|
|
return bRC;
|
|
}
|
|
|
|
// TODO: modernize psprint's horrible fontsubset C-API
|
|
// this probably only makes sense after the switch to another SCM
|
|
// that can preserve change history after file renames
|
|
|
|
// prepare data for psprint's font subsetter
|
|
TrueTypeFont* pSftFont = NULL;
|
|
int nRC = ::OpenTTFontBuffer( (void*)&aBuffer[0], aBuffer.size(), 0, &pSftFont);
|
|
if( nRC != SF_OK )
|
|
return sal_False;
|
|
|
|
// get details about the subsetted font
|
|
TTGlobalFontInfo aTTInfo;
|
|
::GetTTGlobalFontInfo( pSftFont, &aTTInfo );
|
|
rInfo.m_nFontType = FontSubsetInfo::SFNT_TTF;
|
|
rInfo.m_aPSName = String( aTTInfo.psname, RTL_TEXTENCODING_UTF8 );
|
|
rInfo.m_aFontBBox = Rectangle( Point( aTTInfo.xMin, aTTInfo.yMin ),
|
|
Point( aTTInfo.xMax, aTTInfo.yMax ) );
|
|
rInfo.m_nCapHeight = aTTInfo.yMax; // Well ...
|
|
rInfo.m_nAscent = +aTTInfo.winAscent;
|
|
rInfo.m_nDescent = -aTTInfo.winDescent;
|
|
// mac fonts usually do not have an OS2-table
|
|
// => get valid ascent/descent values from other tables
|
|
if( !rInfo.m_nAscent )
|
|
rInfo.m_nAscent = +aTTInfo.typoAscender;
|
|
if( !rInfo.m_nAscent )
|
|
rInfo.m_nAscent = +aTTInfo.ascender;
|
|
if( !rInfo.m_nDescent )
|
|
rInfo.m_nDescent = +aTTInfo.typoDescender;
|
|
if( !rInfo.m_nDescent )
|
|
rInfo.m_nDescent = -aTTInfo.descender;
|
|
|
|
// subset glyphs and get their properties
|
|
// take care that subset fonts require the NotDef glyph in pos 0
|
|
int nOrigCount = nGlyphCount;
|
|
sal_uInt16 aShortIDs[ 256 ];
|
|
sal_uInt8 aTempEncs[ 256 ];
|
|
|
|
int nNotDef = -1;
|
|
for( int i = 0; i < nGlyphCount; ++i )
|
|
{
|
|
aTempEncs[i] = pEncoding[i];
|
|
sal_uInt32 nGlyphIdx = pGlyphIDs[i] & GF_IDXMASK;
|
|
if( pGlyphIDs[i] & GF_ISCHAR )
|
|
{
|
|
bool bVertical = (pGlyphIDs[i] & GF_ROTMASK) != 0;
|
|
nGlyphIdx = ::MapChar( pSftFont, static_cast<sal_uInt16>(nGlyphIdx), bVertical );
|
|
if( nGlyphIdx == 0 && pFontData->IsSymbolFont() )
|
|
{
|
|
// #i12824# emulate symbol aliasing U+FXXX <-> U+0XXX
|
|
nGlyphIdx = pGlyphIDs[i] & GF_IDXMASK;
|
|
nGlyphIdx = (nGlyphIdx & 0xF000) ? (nGlyphIdx & 0x00FF) : (nGlyphIdx | 0xF000 );
|
|
nGlyphIdx = ::MapChar( pSftFont, static_cast<sal_uInt16>(nGlyphIdx), bVertical );
|
|
}
|
|
}
|
|
aShortIDs[i] = static_cast<sal_uInt16>( nGlyphIdx );
|
|
if( !nGlyphIdx )
|
|
if( nNotDef < 0 )
|
|
nNotDef = i; // first NotDef glyph found
|
|
}
|
|
|
|
if( nNotDef != 0 )
|
|
{
|
|
// add fake NotDef glyph if needed
|
|
if( nNotDef < 0 )
|
|
nNotDef = nGlyphCount++;
|
|
|
|
// NotDef glyph must be in pos 0 => swap glyphids
|
|
aShortIDs[ nNotDef ] = aShortIDs[0];
|
|
aTempEncs[ nNotDef ] = aTempEncs[0];
|
|
aShortIDs[0] = 0;
|
|
aTempEncs[0] = 0;
|
|
}
|
|
DBG_ASSERT( nGlyphCount < 257, "too many glyphs for subsetting" );
|
|
|
|
// TODO: where to get bVertical?
|
|
const bool bVertical = false;
|
|
|
|
// fill the pGlyphWidths array
|
|
// while making sure that the NotDef glyph is at index==0
|
|
TTSimpleGlyphMetrics* pGlyphMetrics =
|
|
::GetTTSimpleGlyphMetrics( pSftFont, aShortIDs, nGlyphCount, bVertical );
|
|
if( !pGlyphMetrics )
|
|
return sal_False;
|
|
sal_uInt16 nNotDefAdv = pGlyphMetrics[0].adv;
|
|
pGlyphMetrics[0].adv = pGlyphMetrics[nNotDef].adv;
|
|
pGlyphMetrics[nNotDef].adv = nNotDefAdv;
|
|
for( int i = 0; i < nOrigCount; ++i )
|
|
pGlyphWidths[i] = pGlyphMetrics[i].adv;
|
|
free( pGlyphMetrics );
|
|
|
|
// write subset into destination file
|
|
nRC = ::CreateTTFromTTGlyphs( pSftFont, aToFile.getStr(), aShortIDs,
|
|
aTempEncs, nGlyphCount, 0, NULL, 0 );
|
|
::CloseTTFont(pSftFont);
|
|
return (nRC == SF_OK);
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::GetGlyphWidths( const ImplFontData* pFontData, bool bVertical,
|
|
Int32Vector& rGlyphWidths, Ucs2UIntMap& rUnicodeEnc )
|
|
{
|
|
rGlyphWidths.clear();
|
|
rUnicodeEnc.clear();
|
|
|
|
if( pFontData->IsSubsettable() )
|
|
{
|
|
ByteVector aBuffer;
|
|
if( !GetRawFontData( pFontData, aBuffer, NULL ) )
|
|
return;
|
|
|
|
// TODO: modernize psprint's horrible fontsubset C-API
|
|
// this probably only makes sense after the switch to another SCM
|
|
// that can preserve change history after file renames
|
|
|
|
// use the font subsetter to get the widths
|
|
TrueTypeFont* pSftFont = NULL;
|
|
int nRC = ::OpenTTFontBuffer( (void*)&aBuffer[0], aBuffer.size(), 0, &pSftFont);
|
|
if( nRC != SF_OK )
|
|
return;
|
|
|
|
const int nGlyphCount = ::GetTTGlyphCount( pSftFont );
|
|
if( nGlyphCount > 0 )
|
|
{
|
|
// get glyph metrics
|
|
rGlyphWidths.resize(nGlyphCount);
|
|
std::vector<sal_uInt16> aGlyphIds(nGlyphCount);
|
|
for( int i = 0; i < nGlyphCount; i++ )
|
|
aGlyphIds[i] = static_cast<sal_uInt16>(i);
|
|
const TTSimpleGlyphMetrics* pGlyphMetrics = ::GetTTSimpleGlyphMetrics(
|
|
pSftFont, &aGlyphIds[0], nGlyphCount, bVertical );
|
|
if( pGlyphMetrics )
|
|
{
|
|
for( int i = 0; i < nGlyphCount; ++i )
|
|
rGlyphWidths[i] = pGlyphMetrics[i].adv;
|
|
free( (void*)pGlyphMetrics );
|
|
}
|
|
|
|
const ImplFontCharMap* pMap = mpIosFontData->GetImplFontCharMap();
|
|
DBG_ASSERT( pMap && pMap->GetCharCount(), "no charmap" );
|
|
pMap->AddReference(); // TODO: add and use RAII object instead
|
|
|
|
// get unicode<->glyph encoding
|
|
// TODO? avoid sft mapping by using the pMap itself
|
|
int nCharCount = pMap->GetCharCount();
|
|
sal_uInt32 nChar = pMap->GetFirstChar();
|
|
for(; --nCharCount >= 0; nChar = pMap->GetNextChar( nChar ) )
|
|
{
|
|
if( nChar > 0xFFFF ) // TODO: allow UTF-32 chars
|
|
break;
|
|
sal_Ucs nUcsChar = static_cast<sal_Ucs>(nChar);
|
|
sal_uInt32 nGlyph = ::MapChar( pSftFont, nUcsChar, bVertical );
|
|
if( nGlyph > 0 )
|
|
rUnicodeEnc[ nUcsChar ] = nGlyph;
|
|
}
|
|
|
|
pMap->DeReference(); // TODO: add and use RAII object instead
|
|
}
|
|
|
|
::CloseTTFont( pSftFont );
|
|
}
|
|
else if( pFontData->IsEmbeddable() )
|
|
{
|
|
// get individual character widths
|
|
OSL_FAIL("not implemented for non-subsettable fonts!\n");
|
|
}
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
const Ucs2SIntMap* IosSalGraphics::GetFontEncodingVector(
|
|
const ImplFontData*, const Ucs2OStrMap** /*ppNonEncoded*/ )
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
const void* IosSalGraphics::GetEmbedFontData( const ImplFontData*,
|
|
const sal_Ucs* /*pUnicodes*/,
|
|
sal_Int32* /*pWidths*/,
|
|
FontSubsetInfo&,
|
|
long* /*pDataLen*/ )
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::FreeEmbedFontData( const void* pData, long /*nDataLen*/ )
|
|
{
|
|
// TODO: implementing this only makes sense when the implementation of
|
|
// IosSalGraphics::GetEmbedFontData() returns non-NULL
|
|
(void)pData;
|
|
DBG_ASSERT( (pData!=NULL), "IosSalGraphics::FreeEmbedFontData() is not implemented\n");
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
SystemFontData IosSalGraphics::GetSysFontData( int /* nFallbacklevel */ ) const
|
|
{
|
|
SystemFontData aSysFontData;
|
|
aSysFontData.nSize = sizeof( SystemFontData );
|
|
|
|
#if 0
|
|
OSStatus err;
|
|
|
|
// NOTE: Native ATSU font fallbacks are used, not the VCL fallbacks.
|
|
ATSUFontID fontId;
|
|
err = ATSUGetAttribute( maATSUStyle, kATSUFontTag, sizeof(fontId), &fontId, 0 );
|
|
if (err) fontId = 0;
|
|
aSysFontData.aATSUFontID = (void *) fontId;
|
|
|
|
Boolean bFbold;
|
|
err = ATSUGetAttribute( maATSUStyle, kATSUQDBoldfaceTag, sizeof(bFbold), &bFbold, 0 );
|
|
if (err) bFbold = FALSE;
|
|
aSysFontData.bFakeBold = (bool) bFbold;
|
|
|
|
Boolean bFItalic;
|
|
err = ATSUGetAttribute( maATSUStyle, kATSUQDItalicTag, sizeof(bFItalic), &bFItalic, 0 );
|
|
if (err) bFItalic = FALSE;
|
|
aSysFontData.bFakeItalic = (bool) bFItalic;
|
|
|
|
ATSUVerticalCharacterType aVerticalCharacterType;
|
|
err = ATSUGetAttribute( maATSUStyle, kATSUVerticalCharacterTag, sizeof(aVerticalCharacterType), &aVerticalCharacterType, 0 );
|
|
if (!err && aVerticalCharacterType == kATSUStronglyVertical) {
|
|
aSysFontData.bVerticalCharacterType = true;
|
|
} else {
|
|
aSysFontData.bVerticalCharacterType = false;
|
|
}
|
|
|
|
aSysFontData.bAntialias = !mbNonAntialiasedText;
|
|
#endif
|
|
return aSysFontData;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
SystemGraphicsData IosSalGraphics::GetGraphicsData() const
|
|
{
|
|
SystemGraphicsData aRes;
|
|
aRes.nSize = sizeof(aRes);
|
|
aRes.rCGContext = mrContext;
|
|
return aRes;
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void IosSalGraphics::SetXORMode( bool bSet, bool bInvertOnly )
|
|
{
|
|
// return early if XOR mode remains unchanged
|
|
if( mbPrinter )
|
|
return;
|
|
|
|
if( ! bSet && mnXorMode == 2 )
|
|
{
|
|
CGContextSetBlendMode( mrContext, kCGBlendModeNormal );
|
|
mnXorMode = 0;
|
|
return;
|
|
}
|
|
else if( bSet && bInvertOnly && mnXorMode == 0)
|
|
{
|
|
CGContextSetBlendMode( mrContext, kCGBlendModeDifference );
|
|
mnXorMode = 2;
|
|
return;
|
|
}
|
|
|
|
if( (mpXorEmulation == NULL) && !bSet )
|
|
return;
|
|
if( (mpXorEmulation != NULL) && (bSet == mpXorEmulation->IsEnabled()) )
|
|
return;
|
|
if( !CheckContext() )
|
|
return;
|
|
|
|
// prepare XOR emulation
|
|
if( !mpXorEmulation )
|
|
{
|
|
mpXorEmulation = new XorEmulation();
|
|
mpXorEmulation->SetTarget( mnWidth, mnHeight, mnBitmapDepth, mrContext, mxLayer );
|
|
}
|
|
|
|
// change the XOR mode
|
|
if( bSet )
|
|
{
|
|
mpXorEmulation->Enable();
|
|
mrContext = mpXorEmulation->GetMaskContext();
|
|
mnXorMode = 1;
|
|
}
|
|
else
|
|
{
|
|
mpXorEmulation->UpdateTarget();
|
|
mpXorEmulation->Disable();
|
|
mrContext = mpXorEmulation->GetTargetContext();
|
|
mnXorMode = 0;
|
|
}
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
// apply the XOR mask to the target context if active and dirty
|
|
void IosSalGraphics::ApplyXorContext()
|
|
{
|
|
if( !mpXorEmulation )
|
|
return;
|
|
if( mpXorEmulation->UpdateTarget() )
|
|
RefreshRect( 0, 0, mnWidth, mnHeight ); // TODO: refresh minimal changerect
|
|
}
|
|
|
|
// ======================================================================
|
|
|
|
XorEmulation::XorEmulation()
|
|
: mxTargetLayer( NULL )
|
|
, mxTargetContext( NULL )
|
|
, mxMaskContext( NULL )
|
|
, mxTempContext( NULL )
|
|
, mpMaskBuffer( NULL )
|
|
, mpTempBuffer( NULL )
|
|
, mnBufferLongs( 0 )
|
|
, mbIsEnabled( false )
|
|
{}
|
|
|
|
// ----------------------------------------------------------------------
|
|
|
|
XorEmulation::~XorEmulation()
|
|
{
|
|
Disable();
|
|
SetTarget( 0, 0, 0, NULL, NULL );
|
|
}
|
|
|
|
// -----------------------------------------------------------------------
|
|
|
|
void XorEmulation::SetTarget( int nWidth, int nHeight, int nTargetDepth,
|
|
CGContextRef xTargetContext, CGLayerRef xTargetLayer )
|
|
{
|
|
// prepare to replace old mask+temp context
|
|
if( mxMaskContext )
|
|
{
|
|
// cleanup the mask context
|
|
CGContextRelease( mxMaskContext );
|
|
delete[] mpMaskBuffer;
|
|
mxMaskContext = NULL;
|
|
mpMaskBuffer = NULL;
|
|
|
|
// cleanup the temp context if needed
|
|
if( mxTempContext )
|
|
{
|
|
CGContextRelease( mxTempContext );
|
|
delete[] mpTempBuffer;
|
|
mxTempContext = NULL;
|
|
mpTempBuffer = NULL;
|
|
}
|
|
}
|
|
|
|
// return early if there is nothing more to do
|
|
if( !xTargetContext )
|
|
return;
|
|
|
|
// retarget drawing operations to the XOR mask
|
|
mxTargetLayer = xTargetLayer;
|
|
mxTargetContext = xTargetContext;
|
|
|
|
// prepare creation of matching CGBitmaps
|
|
CGColorSpaceRef aCGColorSpace = GetSalData()->mxRGBSpace;
|
|
CGBitmapInfo aCGBmpInfo = kCGImageAlphaNoneSkipFirst;
|
|
int nBitDepth = nTargetDepth;
|
|
if( !nBitDepth )
|
|
nBitDepth = 32;
|
|
int nBytesPerRow = (nBitDepth == 16) ? 2 : 4;
|
|
const size_t nBitsPerComponent = (nBitDepth == 16) ? 5 : 8;
|
|
if( nBitDepth <= 8 )
|
|
{
|
|
aCGColorSpace = GetSalData()->mxGraySpace;
|
|
aCGBmpInfo = kCGImageAlphaNone;
|
|
nBytesPerRow = 1;
|
|
}
|
|
nBytesPerRow *= nWidth;
|
|
mnBufferLongs = (nHeight * nBytesPerRow + sizeof(sal_uLong)-1) / sizeof(sal_uLong);
|
|
|
|
// create a XorMask context
|
|
mpMaskBuffer = new sal_uLong[ mnBufferLongs ];
|
|
mxMaskContext = ::CGBitmapContextCreate( mpMaskBuffer,
|
|
nWidth, nHeight, nBitsPerComponent, nBytesPerRow,
|
|
aCGColorSpace, aCGBmpInfo );
|
|
// reset the XOR mask to black
|
|
memset( mpMaskBuffer, 0, mnBufferLongs * sizeof(sal_uLong) );
|
|
|
|
// a bitmap context will be needed for manual XORing
|
|
// create one unless the target context is a bitmap context
|
|
if( nTargetDepth )
|
|
mpTempBuffer = (sal_uLong*)CGBitmapContextGetData( mxTargetContext );
|
|
if( !mpTempBuffer )
|
|
{
|
|
// create a bitmap context matching to the target context
|
|
mpTempBuffer = new sal_uLong[ mnBufferLongs ];
|
|
mxTempContext = ::CGBitmapContextCreate( mpTempBuffer,
|
|
nWidth, nHeight, nBitsPerComponent, nBytesPerRow,
|
|
aCGColorSpace, aCGBmpInfo );
|
|
}
|
|
|
|
// initialize XOR mask context for drawing
|
|
CGContextSetFillColorSpace( mxMaskContext, aCGColorSpace );
|
|
CGContextSetStrokeColorSpace( mxMaskContext, aCGColorSpace );
|
|
CGContextSetShouldAntialias( mxMaskContext, false );
|
|
|
|
// improve the XorMask's XOR emulation a litte
|
|
// NOTE: currently only enabled for monochrome contexts
|
|
if( aCGColorSpace == GetSalData()->mxGraySpace )
|
|
CGContextSetBlendMode( mxMaskContext, kCGBlendModeDifference );
|
|
|
|
// intialize the transformation matrix to the drawing target
|
|
const CGAffineTransform aCTM = CGContextGetCTM( xTargetContext );
|
|
CGContextConcatCTM( mxMaskContext, aCTM );
|
|
if( mxTempContext )
|
|
CGContextConcatCTM( mxTempContext, aCTM );
|
|
|
|
// initialize the default XorMask graphics state
|
|
CGContextSaveGState( mxMaskContext );
|
|
}
|
|
|
|
// ----------------------------------------------------------------------
|
|
|
|
bool XorEmulation::UpdateTarget()
|
|
{
|
|
if( !IsEnabled() )
|
|
return false;
|
|
|
|
// update the temp bitmap buffer if needed
|
|
if( mxTempContext )
|
|
CGContextDrawLayerAtPoint( mxTempContext, CGPointZero, mxTargetLayer );
|
|
|
|
// do a manual XOR with the XorMask
|
|
// this approach suffices for simple color manipulations
|
|
// and also the complex-clipping-XOR-trick used in metafiles
|
|
const sal_uLong* pSrc = mpMaskBuffer;
|
|
sal_uLong* pDst = mpTempBuffer;
|
|
for( int i = mnBufferLongs; --i >= 0;)
|
|
*(pDst++) ^= *(pSrc++);
|
|
|
|
// write back the XOR results to the target context
|
|
if( mxTempContext )
|
|
{
|
|
CGImageRef xXorImage = CGBitmapContextCreateImage( mxTempContext );
|
|
const int nWidth = (int)CGImageGetWidth( xXorImage );
|
|
const int nHeight = (int)CGImageGetHeight( xXorImage );
|
|
// TODO: update minimal changerect
|
|
const CGRect aFullRect = {{0,0},{nWidth,nHeight}};
|
|
CGContextDrawImage( mxTargetContext, aFullRect, xXorImage );
|
|
CGImageRelease( xXorImage );
|
|
}
|
|
|
|
// reset the XorMask to black again
|
|
// TODO: not needed for last update
|
|
memset( mpMaskBuffer, 0, mnBufferLongs * sizeof(sal_uLong) );
|
|
|
|
// TODO: return FALSE if target was not changed
|
|
return true;
|
|
}
|
|
|
|
// =======================================================================
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|