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core/ASCImageStudio3/ASCGraphics/Objects/Font/FT_Font.cpp

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#include "stdafx.h"
#include <ft2build.h>
#include FT_OUTLINE_H
#include FT_SIZES_H
#include FT_GLYPH_H
#include FT_TRUETYPE_IDS_H
#include FT_TRUETYPE_TABLES_H
#include FT_XFREE86_H
#include FT_ADVANCES_H
#include <math.h>
#include "FT_FontEngine.h"
#include "FT_FontFile.h"
#include "FT_Font.h"
#include "FontPath.h"
#include "FontConsts.h"
#include "GlyphString.h"
#define LOAD_MODE FT_LOAD_NO_HINTING | FT_LOAD_NO_AUTOHINT | FT_LOAD_NO_BITMAP | FT_LOAD_LINEAR_DESIGN
#define REND_MODE FT_RENDER_MODE_NORMAL
//-------------------------------------------------------------------------------------------------------------------------------
struct TFreeTypeFontPath
{
CFontPath *pPath;
//double dTextScale;
BOOL bNeedClose;
};
static int GlyphPathMoveTo(const FT_Vector *pPoint, void *pPath)
{
TFreeTypeFontPath *pGlyphPath = (TFreeTypeFontPath *)pPath;
if ( pGlyphPath->bNeedClose )
{
pGlyphPath->pPath->Close();
pGlyphPath->bNeedClose = FALSE;
}
pGlyphPath->pPath->MoveTo( (double)pPoint->x /** pGlyphPath->dTextScale*/ / 64.0, (double)pPoint->y /** pGlyphPath->dTextScale*/ / 64.0 );
return 0;
}
static int GlyphPathLineTo(const FT_Vector *pPoint, void *pPath)
{
TFreeTypeFontPath *pGlyphPath = (TFreeTypeFontPath *)pPath;
pGlyphPath->pPath->LineTo( (double)pPoint->x /** pGlyphPath->dTextScale*/ / 64.0, (double)pPoint->y /** pGlyphPath->dTextScale*/ / 64.0 );
pGlyphPath->bNeedClose = TRUE;
return 0;
}
static int GlyphPathConicTo(const FT_Vector *pControlPoint, const FT_Vector *pEndPoint, void *pPath)
{
TFreeTypeFontPath *pGlyphPath = (TFreeTypeFontPath *)pPath;
double dX0, dY0;
if ( !pGlyphPath->pPath->GetCurPoint( &dX0, &dY0 ) )
{
return 0;
}
double dXc = (double)pControlPoint->x /** pGlyphPath->dTextScale*/ / 64.0;
double dYc = (double)pControlPoint->y /** pGlyphPath->dTextScale*/ / 64.0;
double dX3 = (double)pEndPoint->x /** pGlyphPath->dTextScale*/ / 64.0;
double dY3 = (double)pEndPoint->y /** pGlyphPath->dTextScale*/ / 64.0;
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>. <20><><EFBFBD><EFBFBD> p0, pC, p3 -
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>. <20><><EFBFBD><EFBFBD><EFBFBD>
// <20><><EFBFBD> <20><><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD> p0, p1, p2, p3 <20><><EFBFBD><EFBFBD><EFBFBD>
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>. <20><><EFBFBD> p1 <20> p2 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:
// p1 = (1/3) * (p0 + 2p<32>)
// p2 = (1/3) * (2p<32> + p3)
double dX1 = (double)(1.0 / 3.0) * (dX0 + (double)2 * dXc);
double dY1 = (double)(1.0 / 3.0) * (dY0 + (double)2 * dYc);
double dX2 = (double)(1.0 / 3.0) * ((double)2 * dXc + dX3);
double dY2 = (double)(1.0 / 3.0) * ((double)2 * dYc + dY3);
pGlyphPath->pPath->CurveTo( dX1, dY1, dX2, dY2, dX3, dY3 );
pGlyphPath->bNeedClose = TRUE;
return 0;
}
static int GlyphPathCubicTo(const FT_Vector *pFirstControlPoint, const FT_Vector *pSecondControlPoint, const FT_Vector *pEndPoint, void *pPath)
{
TFreeTypeFontPath *pGlyphPath = (TFreeTypeFontPath *)pPath;
double dX1 = (double)pFirstControlPoint->x /** pGlyphPath->dTextScale*/ / 64.0;
double dY1 = (double)pFirstControlPoint->y /** pGlyphPath->dTextScale*/ / 64.0;
double dX2 = (double)pSecondControlPoint->x /** pGlyphPath->dTextScale*/ / 64.0;
double dY2 = (double)pSecondControlPoint->y /** pGlyphPath->dTextScale*/ / 64.0;
double dX3 = (double)pEndPoint->x /** pGlyphPath->dTextScale*/ / 64.0;
double dY3 = (double)pEndPoint->y /** pGlyphPath->dTextScale*/ / 64.0;
pGlyphPath->pPath->CurveTo( dX1, dY1, dX2, dY2, dX3, dY3 );
pGlyphPath->bNeedClose = TRUE;
return 0;
}
//-------------------------------------------------------------------------------------------------------------------------------
// CFreeTypeFont
//-------------------------------------------------------------------------------------------------------------------------------
CFreeTypeFont::CFreeTypeFont(CFreeTypeFontFile *pFontFile):
CFont(pFontFile, pFontFile->m_pEngine->m_bAntiAliasing, pFontFile->m_pEngine->m_bUseKerning)
{
m_dUnitsKoef = 1.0;
m_nDefaultChar = -1;
GetDefaultChar();
m_nSymbolic = GetSymbolicCmapIndex();
FT_Face pFace = pFontFile->m_pFace;
if ( FT_New_Size( pFace, &m_pSize ) )
{
return;
}
pFace->size = m_pSize;
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (dSize) <20> DPI
if ( FT_Set_Char_Size( pFace, 0, (int)m_fSize * 64, 0, 0 ) )
{
return;
}
// <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> CFont <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> m_fSize = 1.0f, <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> m_dUnitsKoef = 1.0
ResetFontMatrix();
ResetTextMatrix();
if ( TRUE == m_bUseKerning )
{
m_bUseKerning = ( FT_HAS_KERNING( pFace ) > 0 ? TRUE : FALSE );
}
InitSizesCache();
::memset( m_arrCacheSizesIndexs, 0xFF, FONT_CACHE_SIZES_INDEXES_SIZE_2 );
m_bStringGID = FALSE;
}
CFreeTypeFont::~CFreeTypeFont()
{
ClearSizesCache();
}
BOOL CFreeTypeFont::GetGlyph(int nCode, int nFracX, int nFracY, TGlyphBitmap *pBitmap)
{
return CFont::GetGlyph( nCode, nFracX, 0, pBitmap );
}
BOOL CFreeTypeFont::MakeGlyph(int nCode, int nFracX, int nFracY, TGlyphBitmap *pBitmap)
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
FT_Int unGID = SetCMapForCharCode2( nCode );
if ( unGID <= 0 )
return FALSE;
pFontFile->m_pFace->size = m_pSize;
FT_Vector oOffset;
oOffset.x = (FT_Pos)(int)( (double)nFracX * FONT_FRACTION_MULT * 64 );
oOffset.y = 0;
FT_GlyphSlot pGlyphSlot = pFontFile->m_pFace->glyph;
// TO DO: <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (".notdef") <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> TrueType
if ( m_pDefaultFont )
((CFreeTypeFont*)m_pDefaultFont)->UpdateMatrix2();
UpdateMatrix2();
if ( FT_Load_Glyph( pFontFile->m_pFace, unGID, LOAD_MODE ) )
{
return FALSE;
}
if ( FT_Render_Glyph( pGlyphSlot, REND_MODE /*m_bAntiAliasing ? ft_render_mode_normal : ft_render_mode_mono*/ ) )
{
return FALSE;
}
pBitmap->nX = pGlyphSlot->bitmap_left;
pBitmap->nY = pGlyphSlot->bitmap_top;
pBitmap->nWidth = pGlyphSlot->bitmap.width;
pBitmap->nHeight = pGlyphSlot->bitmap.rows;
pBitmap->bAA = m_bAntiAliasing;
int nRowSize = 0;
if ( m_bAntiAliasing )
{
if ( m_bNeedDoBold )
pBitmap->nWidth++;
nRowSize = pBitmap->nWidth;
}
else
{
nRowSize = (pBitmap->nWidth + 7) >> 3;
}
pBitmap->pData = (unsigned char *)malloc( nRowSize * pBitmap->nHeight );
pBitmap->bFreeData = TRUE;
int nIndex;
unsigned char *pDstBuffer, *pSrcBuffer;
if ( !m_bNeedDoBold || !m_bAntiAliasing )
{
for ( nIndex = 0, pDstBuffer = pBitmap->pData, pSrcBuffer = pGlyphSlot->bitmap.buffer; nIndex < pBitmap->nHeight; ++nIndex, pDstBuffer += nRowSize, pSrcBuffer += pGlyphSlot->bitmap.pitch )
{
memcpy( pDstBuffer, pSrcBuffer, nRowSize );
}
}
else
{
int nY, nX;
for ( nY = 0, pDstBuffer = pBitmap->pData, pSrcBuffer = pGlyphSlot->bitmap.buffer; nY < pBitmap->nHeight; ++nY, pDstBuffer += nRowSize, pSrcBuffer += pGlyphSlot->bitmap.pitch )
{
for ( nX = pBitmap->nWidth - 1; nX >= 0; nX-- )
{
if ( 0 != nX )
{
int nFirstByte, nSecondByte;
if ( pBitmap->nWidth - 1 == nX )
nFirstByte = 0;
else
nFirstByte = pSrcBuffer[nX];
nSecondByte = pSrcBuffer[nX - 1];
pDstBuffer[nX] = min( 255, nFirstByte + nSecondByte);
}
else
{
pDstBuffer[nX] = pSrcBuffer[nX];
}
}
}
}
return TRUE;
}
BOOL CFreeTypeFont::GetString(CGlyphString *pString)
{
if ( pString->GetLength() <= 0 )
return TRUE;
unsigned int unPrevGID = 0;
float fPenX = 0, fPenY = 0;
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)(m_pFontFile);
FT_Face pSrcFace = pFontFile->m_pFace;
FT_Face pDefFace = NULL;
CFreeTypeFont *pDefFont = NULL;
if ( m_pDefaultFont )
{
pDefFont = (CFreeTypeFont*)m_pDefaultFont;
pDefFace = ((CFreeTypeFontFile *)(pDefFont->m_pFontFile))->m_pFace;
}
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> FontMatrix
if ( pDefFont )
pDefFont->UpdateMatrix1();
UpdateMatrix1();
for ( int nIndex = 0; nIndex < pString->GetLength(); nIndex++ )
{
FT_Face pFace = pSrcFace;
TGlyph *pCurGlyph = pString->GetAt( nIndex );
unsigned short ushUnicode = (unsigned short)pCurGlyph->lUnicode;
int nCacheIndex = FindInSizesCache( ushUnicode );
unsigned int unGID = 0;
if ( 0xFFFF == nCacheIndex )
{
int nCMapIndex = 0;
unGID = (unsigned int)SetCMapForCharCode( ushUnicode, &nCMapIndex );
TFontCacheSizes oSizes;
oSizes.ushUnicode = ushUnicode;
if ( !( ( unGID > 0 ) || ( -1 != m_nSymbolic && ( ushUnicode < 0xF000 ) && 0 < ( unGID = (unsigned int)SetCMapForCharCode( ushUnicode + 0xF000, &nCMapIndex ) ) ) ) )
{
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>
if ( FALSE == m_bUseDefaultFont || NULL == pDefFont || 0 >= ( unGID = pDefFont->SetCMapForCharCode( ushUnicode, &nCMapIndex ) ) )
{
if ( m_nDefaultChar < 0 )
{
oSizes.ushGID = -1;
oSizes.eState = glyphstateMiss;
oSizes.fAdvanceX = (float)(pSrcFace->size->metrics.max_advance >> 6) / 2.f;
// <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
pString->SetStartPoint( nIndex, fPenX, fPenY );
pString->SetBBox( nIndex, 0, 0, 0, 0 );
pString->SetState( nIndex, glyphstateMiss );
FT_Fixed lAdv = 0;
fPenX += oSizes.fAdvanceX + m_fCharSpacing;
unPrevGID = 0;
continue;
}
else
{
unGID = m_nDefaultChar;
oSizes.eState = glyphstateNormal;
pString->SetState( nIndex, glyphstateNormal );
pFace = pSrcFace;
}
}
else
{
oSizes.eState = glyphstateDeafault;
pString->SetState( nIndex, glyphstateDeafault );
pFace = pDefFace;
}
}
else
{
oSizes.eState = glyphstateNormal;
pString->SetState( nIndex, glyphstateNormal );
pFace = pSrcFace;
}
oSizes.ushGID = unGID;
oSizes.nCMapIndex = nCMapIndex;
if ( m_bUseKerning && unPrevGID && ( nIndex >= 0 && pString->GetAt( nIndex )->eState == pString->GetAt( nIndex - 1 )->eState ) )
{
FT_Vector oDelta;
FT_Get_Kerning( pFace, unPrevGID, unGID, FT_KERNING_DEFAULT, &oDelta );
fPenX += (float)(oDelta.x >> 6);
}
float fX = pString->m_fX + fPenX;
float fY = pString->m_fY + fPenY;
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
float fXX = (float)(pString->m_arrCTM[4] + fX * pString->m_arrCTM[0] + fY * pString->m_arrCTM[2] - pString->m_fX );
float fYY = (float)(pString->m_arrCTM[5] + fX * pString->m_arrCTM[1] + fY * pString->m_arrCTM[3] - pString->m_fY );
pString->SetStartPoint( nIndex, fXX, fYY);
if ( FT_Load_Glyph( pFace, unGID, LOAD_MODE ) )
{
pString->SetStartPoint( nIndex, -0xFFFF, -0xFFFF );
pString->SetState( nIndex, glyphstateMiss );
continue;
}
FT_Glyph pGlyph = NULL;
if ( FT_Get_Glyph( pFace->glyph, &pGlyph ) )
{
pString->SetStartPoint( nIndex, -0xFFFF, -0xFFFF );
pString->SetState( nIndex, glyphstateMiss );
continue;
}
FT_BBox oBBox;
FT_Glyph_Get_CBox( pGlyph, ft_glyph_bbox_gridfit, &oBBox );
FT_Done_Glyph( pGlyph );
oSizes.fAdvanceX = (float)(pFace->glyph->linearHoriAdvance * m_dUnitsKoef / pFace->units_per_EM);
oSizes.oBBox.fMinX = (float)(oBBox.xMin >> 6);
oSizes.oBBox.fMaxX = (float)(oBBox.xMax >> 6);
oSizes.oBBox.fMinY = (float)(oBBox.yMin >> 6);
oSizes.oBBox.fMaxY = (float)(oBBox.yMax >> 6);
oSizes.oMetrics.fHeight = (float)(pFace->glyph->metrics.height >> 6);
oSizes.oMetrics.fHoriAdvance = (float)(pFace->glyph->metrics.horiAdvance >> 6);
oSizes.oMetrics.fHoriBearingX = (float)(pFace->glyph->metrics.horiBearingX >> 6);
oSizes.oMetrics.fHoriBearingY = (float)(pFace->glyph->metrics.horiBearingY >> 6);
oSizes.oMetrics.fVertAdvance = (float)(pFace->glyph->metrics.vertAdvance >> 6);
oSizes.oMetrics.fVertBearingX = (float)(pFace->glyph->metrics.vertBearingX >> 6);
oSizes.oMetrics.fVertBearingY = (float)(pFace->glyph->metrics.vertBearingY >> 6);
oSizes.oMetrics.fWidth = (float)(pFace->glyph->metrics.width >> 6);
oSizes.bBitmap = false;
oSizes.oBitmap.nX = 0;
oSizes.oBitmap.nY = 0;
oSizes.oBitmap.nHeight = 0;
oSizes.oBitmap.nWidth = 0;
oSizes.oBitmap.bFreeData = FALSE;
oSizes.oBitmap.pData = NULL;
oSizes.oBitmap.bAA = FALSE;
pString->SetMetrics( nIndex, oSizes.oMetrics.fWidth, oSizes.oMetrics.fHeight, oSizes.oMetrics.fHoriAdvance, oSizes.oMetrics.fHoriBearingX, oSizes.oMetrics.fHoriBearingY, oSizes.oMetrics.fVertAdvance, oSizes.oMetrics.fVertBearingX, oSizes.oMetrics.fVertBearingY );
pString->SetBBox( nIndex, oSizes.oBBox.fMinX, oSizes.oBBox.fMaxY, oSizes.oBBox.fMaxX, oSizes.oBBox.fMinY );
//pString->SetBBox( nIndex, (float)(oBBox.xMin >> 6), (float)(oBBox.yMax >> 6), (float)(oBBox.xMax >> 6), (float)(oBBox.yMin >> 6) );
fPenX += oSizes.fAdvanceX + m_fCharSpacing;//(float)(pFace->glyph->advance.x >> 6);
if ( m_bNeedDoBold )
{
// <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>, <20><> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> 1 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> DPI <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 1 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>)
fPenX += 1;
}
AddToSizesCache( oSizes );
}
else
{
TFontCacheSizes oSizes = m_oCacheSizes.Get(nCacheIndex);
int nCMapIndex = oSizes.nCMapIndex;
unGID = oSizes.ushGID;
EGlyphState eState = oSizes.eState;
if ( glyphstateMiss == eState )
{
pString->SetStartPoint( nIndex, fPenX, fPenY );
pString->SetBBox( nIndex, 0, 0, 0, 0 );
pString->SetState( nIndex, glyphstateMiss );
FT_Fixed lAdv = 0;
fPenX += oSizes.fAdvanceX + m_fCharSpacing;
unPrevGID = 0;
continue;
}
else if ( glyphstateDeafault == eState )
{
pString->SetState( nIndex, glyphstateDeafault );
pFace = pDefFace;
}
else // if ( glyphstateNormal == eState )
{
pString->SetState( nIndex, glyphstateNormal );
pFace = pSrcFace;
}
if ( 0 != pFace->num_charmaps )
{
int nCurCMapIndex = FT_Get_Charmap_Index( pFace->charmap );
if ( nCurCMapIndex != nCMapIndex )
{
nCMapIndex = max( 0, nCMapIndex );
FT_Set_Charmap( pFace, pFace->charmaps[nCMapIndex] );
}
}
if ( m_bUseKerning && unPrevGID && ( nIndex >= 0 && pString->GetAt( nIndex )->eState == pString->GetAt( nIndex - 1 )->eState ) )
{
FT_Vector oDelta;
FT_Get_Kerning( pFace, unPrevGID, unGID, FT_KERNING_DEFAULT, &oDelta );
fPenX += (float)(oDelta.x >> 6);
}
float fX = pString->m_fX + fPenX;
float fY = pString->m_fY + fPenY;
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
float fXX = (float)(pString->m_arrCTM[4] + fX * pString->m_arrCTM[0] + fY * pString->m_arrCTM[2] - pString->m_fX );
float fYY = (float)(pString->m_arrCTM[5] + fX * pString->m_arrCTM[1] + fY * pString->m_arrCTM[3] - pString->m_fY );
pString->SetStartPoint( nIndex, fXX, fYY);
pString->SetMetrics( nIndex, oSizes.oMetrics.fWidth, oSizes.oMetrics.fHeight, oSizes.oMetrics.fHoriAdvance, oSizes.oMetrics.fHoriBearingX, oSizes.oMetrics.fHoriBearingY, oSizes.oMetrics.fVertAdvance, oSizes.oMetrics.fVertBearingX, oSizes.oMetrics.fVertBearingY );
pString->SetBBox( nIndex, oSizes.oBBox.fMinX, oSizes.oBBox.fMaxY, oSizes.oBBox.fMaxX, oSizes.oBBox.fMinY );
fPenX += oSizes.fAdvanceX + m_fCharSpacing;
if ( m_bNeedDoBold )
{
// <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>, <20><> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> 1 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> DPI <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 1 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>)
fPenX += 1;
}
oSizes.bBitmap = false;
oSizes.oBitmap.nX = 0;
oSizes.oBitmap.nY = 0;
oSizes.oBitmap.nHeight = 0;
oSizes.oBitmap.nWidth = 0;
oSizes.oBitmap.bFreeData = FALSE;
oSizes.oBitmap.pData = NULL;
oSizes.oBitmap.bAA = FALSE;
//pCurGlyph->bBitmap = m_oCacheSizes.Get(nCacheIndex).bBitmap;//m_arrCacheSizes[nCacheIndex].bBitmap;
//pCurGlyph->oBitmap = m_oCacheSizes.Get(nCacheIndex).oBitmap;//m_arrCacheSizes[nCacheIndex].oBitmap;
}
unPrevGID = unGID;
}
pString->m_fEndX = fPenX + pString->m_fX;
pString->m_fEndY = fPenY + pString->m_fY;
if ( pDefFont )
pDefFont->UpdateMatrix2();
UpdateMatrix2();
return TRUE;
}
BOOL CFreeTypeFont::GetString2(CGlyphString *pString)
{
if ( pString->GetLength() <= 0 )
return TRUE;
unsigned int unPrevGID = 0;
float fPenX = 0, fPenY = 0;
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)(m_pFontFile);
FT_Face pSrcFace = pFontFile->m_pFace;
FT_Face pDefFace = NULL;
CFreeTypeFont *pDefFont = NULL;
if ( m_pDefaultFont )
{
pDefFont = (CFreeTypeFont*)m_pDefaultFont;
pDefFace = ((CFreeTypeFontFile *)(pDefFont->m_pFontFile))->m_pFace;
}
for ( int nIndex = 0; nIndex < pString->GetLength(); nIndex++ )
{
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> FontMatrix
if ( pDefFont )
pDefFont->UpdateMatrix1();
UpdateMatrix1();
FT_Face pFace = pSrcFace;
TGlyph *pCurGlyph = pString->GetAt( nIndex );
unsigned short ushUnicode = (unsigned short)pCurGlyph->lUnicode;
int nCacheIndex = FindInSizesCache( ushUnicode );
unsigned int unGID = 0;
if ( 0xFFFF == nCacheIndex )
{
int nCMapIndex = 0;
unGID = (unsigned int)SetCMapForCharCode( ushUnicode, &nCMapIndex );
TFontCacheSizes oSizes;
oSizes.ushUnicode = ushUnicode;
if ( !( ( unGID > 0 ) || ( -1 != m_nSymbolic && ( ushUnicode < 0xF000 ) && 0 < ( unGID = (unsigned int)SetCMapForCharCode( ushUnicode + 0xF000, &nCMapIndex ) ) ) ) )
{
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>
if ( FALSE == m_bUseDefaultFont || NULL == pDefFont || 0 >= ( unGID = pDefFont->SetCMapForCharCode( ushUnicode, &nCMapIndex ) ) )
{
if ( m_nDefaultChar < 0 )
{
oSizes.ushGID = -1;
oSizes.eState = glyphstateMiss;
oSizes.fAdvanceX = (float)(pSrcFace->size->metrics.max_advance >> 6) / 2.f;
// <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
pString->SetStartPoint( nIndex, fPenX, fPenY );
pString->SetBBox( nIndex, 0, 0, 0, 0 );
pString->SetState( nIndex, glyphstateMiss );
FT_Fixed lAdv = 0;
fPenX += oSizes.fAdvanceX + m_fCharSpacing;
continue;
}
else
{
unGID = m_nDefaultChar;
oSizes.eState = glyphstateNormal;
pString->SetState( nIndex, glyphstateNormal );
pFace = pSrcFace;
}
}
else
{
oSizes.eState = glyphstateDeafault;
pString->SetState( nIndex, glyphstateDeafault );
pFace = pDefFace;
}
}
else
{
oSizes.eState = glyphstateNormal;
pString->SetState( nIndex, glyphstateNormal );
pFace = pSrcFace;
}
oSizes.ushGID = unGID;
oSizes.nCMapIndex = nCMapIndex;
if ( m_bUseKerning && unPrevGID && ( nIndex >= 0 && pString->GetAt( nIndex )->eState == pString->GetAt( nIndex - 1 )->eState ) )
{
FT_Vector oDelta;
FT_Get_Kerning( pFace, unPrevGID, unGID, FT_KERNING_DEFAULT, &oDelta );
fPenX += (float)(oDelta.x >> 6);
}
float fX = pString->m_fX + fPenX;
float fY = pString->m_fY + fPenY;
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
float fXX = (float)(pString->m_arrCTM[4] + fX * pString->m_arrCTM[0] + fY * pString->m_arrCTM[2] - pString->m_fX );
float fYY = (float)(pString->m_arrCTM[5] + fX * pString->m_arrCTM[1] + fY * pString->m_arrCTM[3] - pString->m_fY );
pString->SetStartPoint( nIndex, fXX, fYY);
if ( pDefFont )
pDefFont->UpdateMatrix2();
UpdateMatrix2();
if ( FT_Load_Glyph( pFace, unGID, LOAD_MODE ) )
{
pString->SetStartPoint( nIndex, -0xFFFF, -0xFFFF );
pString->SetState( nIndex, glyphstateMiss );
continue;
}
FT_Glyph pGlyph = NULL;
if ( FT_Get_Glyph( pFace->glyph, &pGlyph ) )
{
pString->SetStartPoint( nIndex, -0xFFFF, -0xFFFF );
pString->SetState( nIndex, glyphstateMiss );
continue;
}
FT_BBox oBBox;
FT_Glyph_Get_CBox( pGlyph, ft_glyph_bbox_gridfit, &oBBox );
FT_Done_Glyph( pGlyph );
float fAdvX = (float)(pFace->glyph->linearHoriAdvance * m_dUnitsKoef / pFace->units_per_EM );
oSizes.fAdvanceX = fAdvX;
oSizes.oBBox.fMinX = (float)(oBBox.xMin >> 6);
oSizes.oBBox.fMaxX = (float)(oBBox.xMax >> 6);
oSizes.oBBox.fMinY = (float)(oBBox.yMin >> 6);
oSizes.oBBox.fMaxY = (float)(oBBox.yMax >> 6);
oSizes.oMetrics.fHeight = (float)(pFace->glyph->metrics.height >> 6);
oSizes.oMetrics.fHoriAdvance = (float)(pFace->glyph->metrics.horiAdvance >> 6);
oSizes.oMetrics.fHoriBearingX = (float)(pFace->glyph->metrics.horiBearingX >> 6);
oSizes.oMetrics.fHoriBearingY = (float)(pFace->glyph->metrics.horiBearingY >> 6);
oSizes.oMetrics.fVertAdvance = (float)(pFace->glyph->metrics.vertAdvance >> 6);
oSizes.oMetrics.fVertBearingX = (float)(pFace->glyph->metrics.vertBearingX >> 6);
oSizes.oMetrics.fVertBearingY = (float)(pFace->glyph->metrics.vertBearingY >> 6);
oSizes.oMetrics.fWidth = (float)(pFace->glyph->metrics.width >> 6);
pString->SetMetrics( nIndex, oSizes.oMetrics.fWidth, oSizes.oMetrics.fHeight, oSizes.oMetrics.fHoriAdvance, oSizes.oMetrics.fHoriBearingX, oSizes.oMetrics.fHoriBearingY, oSizes.oMetrics.fVertAdvance, oSizes.oMetrics.fVertBearingX, oSizes.oMetrics.fVertBearingY );
pString->SetBBox( nIndex, oSizes.oBBox.fMinX, oSizes.oBBox.fMaxY, oSizes.oBBox.fMaxX, oSizes.oBBox.fMinY );
fPenX += oSizes.fAdvanceX + m_fCharSpacing;
if ( m_bNeedDoBold )
{
// <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>, <20><> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> 1 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> DPI <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 1 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>)
fPenX += 1;
}
pCurGlyph->bBitmap = true;
FT_GlyphSlot pGlyphSlot = pFace->glyph;
if ( FT_Render_Glyph( pGlyphSlot, REND_MODE/*m_bAntiAliasing ? ft_render_mode_normal : ft_render_mode_mono*/ ) )
{
return FALSE;
}
TGlyphBitmap *pBitmap = &(pCurGlyph->oBitmap);
pBitmap->nX = pGlyphSlot->bitmap_left;
pBitmap->nY = pGlyphSlot->bitmap_top;
pBitmap->nWidth = pGlyphSlot->bitmap.width;
pBitmap->nHeight = pGlyphSlot->bitmap.rows;
pBitmap->bAA = m_bAntiAliasing;
int nRowSize = 0;
if ( m_bAntiAliasing )
{
if ( m_bNeedDoBold )
pBitmap->nWidth++;
nRowSize = pBitmap->nWidth;
}
else
{
nRowSize = (pBitmap->nWidth + 7) >> 3;
}
if (0 != (nRowSize * pBitmap->nHeight))
pBitmap->pData = (unsigned char *)malloc( nRowSize * pBitmap->nHeight );
else
pBitmap->pData = NULL;
pBitmap->bFreeData = FALSE; // <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD> (<28><> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>)
int nIndex2;
unsigned char *pDstBuffer, *pSrcBuffer;
if (NULL != pBitmap->pData)
{
//double dKoef = ( 255 + 10 ) / (double)255;
if ( !m_bNeedDoBold || !m_bAntiAliasing )
{
for ( nIndex2 = 0, pDstBuffer = pBitmap->pData, pSrcBuffer = pGlyphSlot->bitmap.buffer; nIndex2 < pBitmap->nHeight; ++nIndex2, pDstBuffer += nRowSize, pSrcBuffer += pGlyphSlot->bitmap.pitch )
{
//for ( int nX = 0; nX < nRowSize; nX++ )
//{
// pDstBuffer[nX] = min( 255, ( pSrcBuffer[nX]) * dKoef );
//}
memcpy( pDstBuffer, pSrcBuffer, nRowSize );
}
}
else
{
int nY, nX;
for ( nY = 0, pDstBuffer = pBitmap->pData, pSrcBuffer = pGlyphSlot->bitmap.buffer; nY < pBitmap->nHeight; ++nY, pDstBuffer += nRowSize, pSrcBuffer += pGlyphSlot->bitmap.pitch )
{
for ( nX = pBitmap->nWidth - 1; nX >= 0; nX-- )
{
if ( 0 != nX )
{
int nFirstByte, nSecondByte;
if ( pBitmap->nWidth - 1 == nX )
nFirstByte = 0;
else
nFirstByte = pSrcBuffer[nX];
nSecondByte = pSrcBuffer[nX - 1];
pDstBuffer[nX] = min( 255, nFirstByte + nSecondByte);
}
else
{
pDstBuffer[nX] = pSrcBuffer[nX];
}
}
}
}
}
oSizes.bBitmap = pCurGlyph->bBitmap;
oSizes.oBitmap.bAA = pBitmap->bAA;
oSizes.oBitmap.bFreeData = pBitmap->bFreeData;
oSizes.oBitmap.nX = pBitmap->nX;
oSizes.oBitmap.nY = pBitmap->nY;
oSizes.oBitmap.nWidth = pBitmap->nWidth;
oSizes.oBitmap.nHeight = pBitmap->nHeight;
oSizes.oBitmap.pData = pBitmap->pData;
AddToSizesCache( oSizes );
}
else
{
TFontCacheSizes oSizes = m_oCacheSizes.Get(nCacheIndex);
int nCMapIndex = oSizes.nCMapIndex;
unGID = oSizes.ushGID;
EGlyphState eState = oSizes.eState;
if ( glyphstateMiss == eState )
{
pString->SetStartPoint( nIndex, fPenX, fPenY );
pString->SetBBox( nIndex, 0, 0, 0, 0 );
pString->SetState( nIndex, glyphstateMiss );
FT_Fixed lAdv = 0;
fPenX += oSizes.fAdvanceX + m_fCharSpacing;
unPrevGID = 0;
continue;
}
else if ( glyphstateDeafault == eState )
{
pString->SetState( nIndex, glyphstateDeafault );
pFace = pDefFace;
}
else // if ( glyphstateNormal == eState )
{
pString->SetState( nIndex, glyphstateNormal );
pFace = pSrcFace;
}
if ( 0 != pFace->num_charmaps )
{
int nCurCMapIndex = FT_Get_Charmap_Index( pFace->charmap );
if ( nCurCMapIndex != nCMapIndex )
{
nCMapIndex = max( 0, nCMapIndex );
FT_Set_Charmap( pFace, pFace->charmaps[nCMapIndex] );
}
}
if ( m_bUseKerning && unPrevGID && ( nIndex >= 0 && pString->GetAt( nIndex )->eState == pString->GetAt( nIndex - 1 )->eState ) )
{
FT_Vector oDelta;
FT_Get_Kerning( pFace, unPrevGID, unGID, FT_KERNING_DEFAULT, &oDelta );
fPenX += (float)(oDelta.x >> 6);
}
float fX = pString->m_fX + fPenX;
float fY = pString->m_fY + fPenY;
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
float fXX = (float)(pString->m_arrCTM[4] + fX * pString->m_arrCTM[0] + fY * pString->m_arrCTM[2] - pString->m_fX );
float fYY = (float)(pString->m_arrCTM[5] + fX * pString->m_arrCTM[1] + fY * pString->m_arrCTM[3] - pString->m_fY );
pString->SetStartPoint( nIndex, fXX, fYY);
pString->SetMetrics( nIndex, oSizes.oMetrics.fWidth, oSizes.oMetrics.fHeight, oSizes.oMetrics.fHoriAdvance, oSizes.oMetrics.fHoriBearingX, oSizes.oMetrics.fHoriBearingY, oSizes.oMetrics.fVertAdvance, oSizes.oMetrics.fVertBearingX, oSizes.oMetrics.fVertBearingY );
pString->SetBBox( nIndex, oSizes.oBBox.fMinX, oSizes.oBBox.fMaxY, oSizes.oBBox.fMaxX, oSizes.oBBox.fMinY );
fPenX += oSizes.fAdvanceX + m_fCharSpacing;
if ( m_bNeedDoBold )
{
// <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>, <20><> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> 1 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> DPI <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 1 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>)
fPenX += 1;
}
pCurGlyph->bBitmap = oSizes.bBitmap;// m_oCacheSizes.Get(nCacheIndex).bBitmap;
pCurGlyph->oBitmap = oSizes.oBitmap;// m_oCacheSizes.Get(nCacheIndex).oBitmap;
}
unPrevGID = unGID;
}
pString->m_fEndX = fPenX + pString->m_fX;
pString->m_fEndY = fPenY + pString->m_fY;
if ( pDefFont )
pDefFont->UpdateMatrix2();
UpdateMatrix2();
return TRUE;
}
CFontPath *CFreeTypeFont::GetGlyphPath(int nCode)
{
FT_UInt unGID = SetCMapForCharCode2( nCode );
if ( unGID <= 0 )
return NULL;
static FT_Outline_Funcs pOutlineFuncs =
{
#if FREETYPE_MINOR <= 1
(int (*)(FT_Vector *, void *))&GlyphPathMoveTo,
(int (*)(FT_Vector *, void *))&GlyphPathLineTo,
(int (*)(FT_Vector *, FT_Vector *, void *))&GlyphPathConicTo,
(int (*)(FT_Vector *, FT_Vector *, FT_Vector *, void *))&GlyphPathCubicTo,
#else
&GlyphPathMoveTo,
&GlyphPathLineTo,
&GlyphPathConicTo,
&GlyphPathCubicTo,
#endif
0, 0
};
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
pFontFile->m_pFace->size = m_pSize;
//FT_Set_Transform( pFontFile->m_pFace, &m_oTextMatrix, NULL );
FT_GlyphSlot oSlot = pFontFile->m_pFace->glyph;
// TO DO: <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (".notdef") <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> TrueType
if ( FT_Load_Glyph( pFontFile->m_pFace, unGID, FT_LOAD_NO_BITMAP ) )
{
return NULL;
}
FT_Glyph oGlyph;
if ( FT_Get_Glyph( oSlot, &oGlyph ) )
{
return NULL;
}
TFreeTypeFontPath oGlyphPath;
oGlyphPath.pPath = new CFontPath();
//oGlyphPath.dTextScale = m_dTextScale;
oGlyphPath.bNeedClose = FALSE;
FT_Outline_Decompose( &((FT_OutlineGlyph)oGlyph)->outline, &pOutlineFuncs, &oGlyphPath );
if ( oGlyphPath.bNeedClose )
{
oGlyphPath.pPath->Close();
}
FT_Done_Glyph( oGlyph );
return oGlyphPath.pPath;
}
short CFreeTypeFont::GetAscender()
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
return pFontFile->m_pFace->ascender;
}
short CFreeTypeFont::GetDescender()
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
return pFontFile->m_pFace->descender;
}
unsigned short CFreeTypeFont::GetUnitsPerEm()
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
return pFontFile->m_pFace->units_per_EM;
}
short CFreeTypeFont::GetLineSpacing()
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
return pFontFile->m_pFace->height;
}
char *CFreeTypeFont::GetFamilyName()
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
return pFontFile->m_pFace->family_name;
}
long CFreeTypeFont::GetFacesCount()
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
return pFontFile->m_pFace->num_faces;
}
long CFreeTypeFont::GetFaceIndex()
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
return pFontFile->m_pFace->face_index;
}
long CFreeTypeFont::GetGlyphsCount()
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
return pFontFile->m_pFace->num_glyphs;
}
char *CFreeTypeFont::GetStyleName()
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
return pFontFile->m_pFace->style_name;
}
short CFreeTypeFont::GetUnderlinePosition()
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
return pFontFile->m_pFace->underline_position;
}
short CFreeTypeFont::GetUnderlineThickness()
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
return pFontFile->m_pFace->underline_thickness;
}
short CFreeTypeFont::GetMaxAdvanceWidth()
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
return pFontFile->m_pFace->max_advance_width;
}
short CFreeTypeFont::GetMaxAdvanceHeight()
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
return pFontFile->m_pFace->max_advance_height;
}
void CFreeTypeFont::GetBBox(long *plMinX, long *plMinY, long *plMaxX, long *plMaxY)
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
*plMinX = pFontFile->m_pFace->bbox.xMin;
*plMinY = pFontFile->m_pFace->bbox.yMin;
*plMaxX = pFontFile->m_pFace->bbox.xMax;
*plMaxY = pFontFile->m_pFace->bbox.yMax;
}
int CFreeTypeFont::SetCMapForCharCode(long lUnicode, int *pnCMapIndex)
{
*pnCMapIndex = -1;
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
FT_Face pFace = pFontFile->m_pFace;
if ( m_bStringGID || 0 == pFace->num_charmaps )
return lUnicode;
int nCharIndex = 0;
if ( !pFace )
return nCharIndex;
for ( int nIndex = 0; nIndex < pFace->num_charmaps; nIndex++ )
{
FT_CharMap pCharMap = pFace->charmaps[nIndex];
if ( FT_Set_Charmap( pFace, pCharMap ) )
continue;
FT_Encoding pEncoding = pCharMap->encoding;
if ( FT_ENCODING_UNICODE == pEncoding )
{
if ( nCharIndex = FT_Get_Char_Index( pFace, lUnicode ) )
{
*pnCMapIndex = nIndex;
return nCharIndex;
}
}
else if ( FT_ENCODING_NONE == pEncoding || FT_ENCODING_MS_SYMBOL == pEncoding || FT_ENCODING_APPLE_ROMAN == pEncoding )
{
FT_ULong charcode;
FT_UInt gindex;
charcode = FT_Get_First_Char( pFace, &gindex );
while ( gindex != 0 )
{
charcode = FT_Get_Next_Char( pFace, charcode, &gindex );
if ( charcode == lUnicode )
{
nCharIndex = gindex;
*pnCMapIndex = nIndex;
break;
}
}
if ( nCharIndex = FT_Get_Char_Index( pFace, lUnicode ) )
{
*pnCMapIndex = nIndex;
}
}
//else if ( FT_ENCODING_ADOBE_STANDARD == pEncoding )
//{
// if ( nCharIndex = FT_Get_Char_Index( pFace, lUnicode ) )
// return nCharIndex;
//}
//else if ( FT_ENCODING_ADOBE_CUSTOM == pEncoding )
//{
// if ( nCharIndex = FT_Get_Char_Index( pFace, lUnicode ) )
// return nCharIndex;
//}
//else if ( FT_ENCODING_ADOBE_EXPERT == pEncoding )
//{
// if ( nCharIndex = FT_Get_Char_Index( pFace, lUnicode ) )
// return nCharIndex;
//}
}
return nCharIndex;
}
int CFreeTypeFont::SetCMapForCharCode2(long lUnicode)
{
if ( m_bStringGID )
return lUnicode;
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
FT_Int unGID;
int nCMapIndex = 0;
int nCacheIndex = m_arrCacheSizesIndexs[(unsigned short)lUnicode];
if ( 0xFFFF == nCacheIndex )
{
return unGID = SetCMapForCharCode( lUnicode, &nCMapIndex );
}
else
{
FT_Face pFace = pFontFile->m_pFace;
TFontCacheSizes oSizes = m_oCacheSizes.Get(nCacheIndex);
unGID = oSizes.ushGID;
nCMapIndex = oSizes.nCMapIndex;
if ( 0 != pFace->num_charmaps )
{
int nCurCMapIndex = FT_Get_Charmap_Index( pFace->charmap );
if ( nCurCMapIndex != nCMapIndex )
{
nCMapIndex = max( 0, nCMapIndex );
FT_Set_Charmap( pFace, pFace->charmaps[nCMapIndex] );
}
}
}
return unGID;
}
unsigned long CFreeTypeFont::GetCodeByGID(unsigned short unGID)
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
FT_Face pFace = pFontFile->m_pFace;
if ( 0 == pFace->num_charmaps )
return unGID;
int nCharCode = 0;
if ( !pFace )
return nCharCode;
for ( int nIndex = 0; nIndex < pFace->num_charmaps; nIndex++ )
{
FT_CharMap pCharMap = pFace->charmaps[nIndex];
if ( FT_Set_Charmap( pFace, pCharMap ) )
continue;
FT_ULong unCharCode;
FT_UInt unCurGID;
unCharCode = FT_Get_First_Char( pFace, &unCurGID );
while ( unCurGID != 0 )
{
if ( unGID == unCurGID )
return unCharCode;
unCharCode = FT_Get_Next_Char( pFace, unCharCode, &unCurGID );
}
}
return 0;
}
void CFreeTypeFont::GetPanose(char **ppPanose)
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
FT_Face pFace = pFontFile->m_pFace;
TT_OS2 *pTable = (TT_OS2 *)FT_Get_Sfnt_Table( pFace, ft_sfnt_os2 );
::memset( *ppPanose, 0x00, 10 );
if ( NULL == pTable )
return;
::memcpy( *ppPanose, pTable->panose, 10 );
}
bool CFreeTypeFont::IsFixedWidth()
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
return FT_IS_FIXED_WIDTH( pFontFile->m_pFace ) != 0;
}
bool CFreeTypeFont::IsCharAvailable(long lUnicode)
{
return ( SetCMapForCharCode2( lUnicode ) > 0 );
}
void CFreeTypeFont::SetSizeAndDpi(float fSize, unsigned int unHorDpi, unsigned int unVerDpi)
{
if ( m_pDefaultFont )
{
m_pDefaultFont->SetSizeAndDpi( fSize, unHorDpi, unVerDpi );
}
CFont::ClearCache();
ClearSizesCache();
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
FT_Face pFace = pFontFile->m_pFace;
float fOldSize = m_fSize;
float fNewSize = fSize;
float fKoef = fNewSize / fOldSize;
if ( fKoef > 1.001 || fKoef < 0.999 || unHorDpi != m_unHorDpi || unVerDpi != m_unVerDpi )
{
m_unHorDpi = unHorDpi;
m_unVerDpi = unVerDpi;
if ( fKoef > 1.001 || fKoef < 0.999 )
{
m_fSize = fNewSize;
UpdateMatrix0();
}
m_dUnitsKoef = m_unHorDpi / 72.0 * m_fSize;
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (dSize) <20> DPI
if ( FT_Set_Char_Size( pFace, 0, (int)(fNewSize * 64), unHorDpi, unVerDpi ) )
{
return;
}
}
}
const char *CFreeTypeFont::GetFontFormat()
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
FT_Face pFace = pFontFile->m_pFace;
return FT_Get_X11_Font_Format( pFace );
}
int CFreeTypeFont::IsUnicodeRangeAvailable(unsigned long ulBit, unsigned int un4ByteIndex)
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
FT_Face pFace = pFontFile->m_pFace;
TT_OS2 *pOs2 = (TT_OS2 *)FT_Get_Sfnt_Table( pFace, ft_sfnt_os2 );
if ( NULL == pOs2 || 0xFFFF == pOs2->version )
return -1;
int nResult = 0;
unsigned long ulMult = 1;
for ( unsigned long ulIndex = 0; ulIndex < ulBit; ulIndex++ )
ulMult <<= 1;
switch(un4ByteIndex)
{
case 0: if ( pOs2->ulUnicodeRange1 & ulMult ) nResult = 1; break;
case 1: if ( pOs2->ulUnicodeRange2 & ulMult ) nResult = 1; break;
case 2: if ( pOs2->ulUnicodeRange3 & ulMult ) nResult = 1; break;
case 3: if ( pOs2->ulUnicodeRange4 & ulMult ) nResult = 1; break;
case 4: if ( pOs2->ulCodePageRange1 & ulMult ) nResult = 1; break;
case 5: if ( pOs2->ulCodePageRange2 & ulMult ) nResult = 1; break;
}
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD> charset <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
// ulCodePageRange, <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> Cmap.
// Charset Name Charset Value(hex) Codepage number Platform_ID Encoding_ID Description
// -------------------------------------------------------------------------------------------------
//
// SYMBOL_CHARSET 2 (x02) 3 0 Symbol
// SHIFTJIS_CHARSET 128 (x80) 932 3 2 ShiftJIS
// GB2313_CHARSET 134 (x86) 936 3 3 PRC
// CHINESEBIG5_CHARSET 136 (x88) 950 3 4 Big5
// HANGEUL_CHARSET 129 (x81) 949 3 5 Wansung
// JOHAB_CHARSET 130 (x82) 1361 3 6 Johab
if ( 4 == un4ByteIndex && 0 == nResult )
{
for( int nIndex = 0; nIndex < pFace->num_charmaps; nIndex++ )
{
// Symbol
if ( 31 == ulBit && 0 == pFace->charmaps[nIndex]->encoding_id && 3 == pFace->charmaps[nIndex]->platform_id )
{
nResult = 1;
break;
}
// ShiftJIS
if ( 17 == ulBit && 2 == pFace->charmaps[nIndex]->encoding_id && 3 == pFace->charmaps[nIndex]->platform_id )
{
nResult = 1;
break;
}
// PRC
if ( 18 == ulBit && 3 == pFace->charmaps[nIndex]->encoding_id && 3 == pFace->charmaps[nIndex]->platform_id )
{
nResult = 1;
break;
}
// Big5
if ( 20 == ulBit && 4 == pFace->charmaps[nIndex]->encoding_id && 3 == pFace->charmaps[nIndex]->platform_id )
{
nResult = 1;
break;
}
// Wansung
if ( 19 == ulBit && 5 == pFace->charmaps[nIndex]->encoding_id && 3 == pFace->charmaps[nIndex]->platform_id )
{
nResult = 1;
break;
}
// Johab
if ( 21 == ulBit && 6 == pFace->charmaps[nIndex]->encoding_id && 3 == pFace->charmaps[nIndex]->platform_id )
{
nResult = 1;
break;
}
}
}
return nResult;
}
unsigned short CFreeTypeFont::GetNameIndex(char *sName)
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
FT_Face pFace = pFontFile->m_pFace;
unsigned int unGID = FT_Get_Name_Index( pFace, sName );
return unGID;
}
void CFreeTypeFont::ResetFontMatrix()
{
if ( m_pDefaultFont )
{
m_pDefaultFont->ResetFontMatrix();
}
if ( m_bNeedDoItalic )
{
m_arrdFontMatrix[0] = 1;
m_arrdFontMatrix[1] = 0;
m_arrdFontMatrix[2] = FONT_ITALIC_ANGLE;
m_arrdFontMatrix[3] = 1;
m_arrdFontMatrix[4] = 0;
m_arrdFontMatrix[5] = 0;
}
else
{
m_arrdFontMatrix[0] = 1;
m_arrdFontMatrix[1] = 0;
m_arrdFontMatrix[2] = 0;
m_arrdFontMatrix[3] = 1;
m_arrdFontMatrix[4] = 0;
m_arrdFontMatrix[5] = 0;
}
UpdateMatrix0();
//ClearSizesCache();
}
void CFreeTypeFont::ApplyTransform(float fA, float fB, float fC, float fD, float fE, float fF)
{
if ( m_pDefaultFont )
{
m_pDefaultFont->ApplyTransform( fA, fB, fC, fD, fE, fF );
}
double arrTemp[6] = { m_arrdFontMatrix[0], m_arrdFontMatrix[1], m_arrdFontMatrix[2], m_arrdFontMatrix[3] };
m_arrdFontMatrix[0] = arrTemp[0] * fA + arrTemp[1] * fC;
m_arrdFontMatrix[1] = arrTemp[0] * fB + arrTemp[1] * fD;
m_arrdFontMatrix[2] = arrTemp[2] * fA + arrTemp[3] * fC;
m_arrdFontMatrix[3] = arrTemp[2] * fB + arrTemp[3] * fD;
m_arrdFontMatrix[4] = arrTemp[4] * fA + arrTemp[5] * fC + fE;
m_arrdFontMatrix[5] = arrTemp[4] * fB + arrTemp[5] * fD + fF;
UpdateMatrix0();
//ClearSizesCache();
}
void CFreeTypeFont::SetFontMatrix(float fA, float fB, float fC, float fD, float fE, float fF)
{
if ( m_pDefaultFont )
{
m_pDefaultFont->SetFontMatrix( fA, fB, fC, fD, fE, fF );
}
if ( m_bNeedDoItalic )
{
m_arrdFontMatrix[0] = fA;
m_arrdFontMatrix[1] = fB;
m_arrdFontMatrix[2] = fC + fA * FONT_ITALIC_ANGLE;
m_arrdFontMatrix[3] = fD + fB * FONT_ITALIC_ANGLE;
m_arrdFontMatrix[4] = fE;
m_arrdFontMatrix[5] = fF;
}
else
{
m_arrdFontMatrix[0] = fA;
m_arrdFontMatrix[1] = fB;
m_arrdFontMatrix[2] = fC;
m_arrdFontMatrix[3] = fD;
m_arrdFontMatrix[4] = fE;
m_arrdFontMatrix[5] = fF;
}
ClearSizesCache();
}
void CFreeTypeFont::SetTextMatrix(float fA, float fB, float fC, float fD, float fE, float fF)
{
if ( m_pDefaultFont )
{
m_pDefaultFont->SetTextMatrix( fA, fB, fC, fD, fE, fF );
}
m_arrdTextMatrix[0] = fA;
m_arrdTextMatrix[1] = -fB;
m_arrdTextMatrix[2] = -fC;
m_arrdTextMatrix[3] = fD;
m_arrdTextMatrix[4] = fE;
m_arrdTextMatrix[5] = fF;
ClearSizesCache();
}
void CFreeTypeFont::ResetTextMatrix()
{
if ( m_pDefaultFont )
{
m_pDefaultFont->ResetTextMatrix();
}
m_arrdTextMatrix[0] = 1;
m_arrdTextMatrix[1] = -0;
m_arrdTextMatrix[2] = -0; //
m_arrdTextMatrix[3] = 1; //
m_arrdTextMatrix[4] = 0;
m_arrdTextMatrix[5] = 0;
//ClearSizesCache();
}
inline void CFreeTypeFont::UpdateMatrix0()
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
FT_Face pFace = pFontFile->m_pFace;
double dSize = m_fSize;
m_dTextScale = sqrt( m_arrdTextMatrix[2] * m_arrdTextMatrix[2] + m_arrdTextMatrix[3] * m_arrdTextMatrix[3] );
double dDiv = pFace->bbox.xMax > 20000 ? 65536 : 1;
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> BBox
if ( pFace->units_per_EM == 0 )
pFace->units_per_EM = 2048;
int nX = (int)((m_arrdFontMatrix[0] * pFace->bbox.xMin + m_arrdFontMatrix[2] * pFace->bbox.yMin) * dSize / (dDiv * pFace->units_per_EM));
m_nMinX = m_nMaxX = nX;
int nY = (int)((m_arrdFontMatrix[1] * pFace->bbox.xMin + m_arrdFontMatrix[3] * pFace->bbox.yMin) * dSize / (dDiv * pFace->units_per_EM));
m_nMinY = m_nMaxY = nY;
nX = (int)((m_arrdFontMatrix[0] * pFace->bbox.xMin + m_arrdFontMatrix[2] * pFace->bbox.yMax) * dSize / (dDiv * pFace->units_per_EM));
if ( nX < m_nMinX )
{
m_nMinX = nX;
}
else if ( nX > m_nMaxX )
{
m_nMaxX = nX;
}
nY = (int)((m_arrdFontMatrix[1] * pFace->bbox.xMin + m_arrdFontMatrix[3] * pFace->bbox.yMax) * dSize / (dDiv * pFace->units_per_EM));
if ( nY < m_nMinY )
{
m_nMinY = nY;
}
else if ( nY > m_nMaxY )
{
m_nMaxY = nY;
}
nX = (int)((m_arrdFontMatrix[0] * pFace->bbox.xMax + m_arrdFontMatrix[2] * pFace->bbox.yMin) * dSize / (dDiv * pFace->units_per_EM));
if ( nX < m_nMinX )
{
m_nMinX = nX;
}
else if ( nX > m_nMaxX )
{
m_nMaxX = nX;
}
nY = (int)((m_arrdFontMatrix[1] * pFace->bbox.xMax + m_arrdFontMatrix[3] * pFace->bbox.yMin) * dSize / (dDiv * pFace->units_per_EM));
if ( nY < m_nMinY )
{
m_nMinY = nY;
}
else if ( nY > m_nMaxY )
{
m_nMaxY = nY;
}
nX = (int)((m_arrdFontMatrix[0] * pFace->bbox.xMax + m_arrdFontMatrix[2] * pFace->bbox.yMax) * dSize / (dDiv * pFace->units_per_EM));
if ( nX < m_nMinX )
{
m_nMinX = nX;
}
else if ( nX > m_nMaxX )
{
m_nMaxX = nX;
}
nY = (int)((m_arrdFontMatrix[1] * pFace->bbox.xMax + m_arrdFontMatrix[3] * pFace->bbox.yMax) * dSize / (dDiv * pFace->units_per_EM));
if ( nY < m_nMinY )
{
m_nMinY = nY;
}
else if ( nY > m_nMaxY )
{
m_nMaxY = nY;
}
// This is a kludge: some buggy PDF generators embed fonts with zero bounding boxes.
if ( m_nMaxX == m_nMinX )
{
m_nMinX = 0;
m_nMaxX = (int)dSize;
}
if ( m_nMaxY == m_nMinY )
{
m_nMinY = 0;
m_nMaxY = (int)((double)1.2 * dSize);
}
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (FontMatrix)
m_oFontMatrix.xx = (FT_Fixed)(m_arrdFontMatrix[0] * 65536);
m_oFontMatrix.yx = (FT_Fixed)(m_arrdFontMatrix[1] * 65536);
m_oFontMatrix.xy = (FT_Fixed)(m_arrdFontMatrix[2] * 65536);
m_oFontMatrix.yy = (FT_Fixed)(m_arrdFontMatrix[3] * 65536);
m_oTextMatrix.xx = (FT_Fixed)((m_arrdTextMatrix[0] / m_dTextScale) * 65536);
m_oTextMatrix.yx = (FT_Fixed)((m_arrdTextMatrix[1] / m_dTextScale) * 65536);
m_oTextMatrix.xy = (FT_Fixed)((m_arrdTextMatrix[2] / m_dTextScale) * 65536);
m_oTextMatrix.yy = (FT_Fixed)((m_arrdTextMatrix[3] / m_dTextScale) * 65536);
FT_Set_Transform( pFontFile->m_pFace, &m_oFontMatrix, NULL );
}
inline void CFreeTypeFont::UpdateMatrix1()
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
m_oFontMatrix.xx = (FT_Fixed)(m_arrdFontMatrix[0] * 65536);
m_oFontMatrix.yx = (FT_Fixed)(m_arrdFontMatrix[1] * 65536);
m_oFontMatrix.xy = (FT_Fixed)(m_arrdFontMatrix[2] * 65536);
m_oFontMatrix.yy = (FT_Fixed)(m_arrdFontMatrix[3] * 65536);
FT_Set_Transform( pFontFile->m_pFace, &m_oFontMatrix, NULL );
}
inline void CFreeTypeFont::UpdateMatrix2()
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
m_oFontMatrix.xx = (FT_Fixed)(( m_arrdFontMatrix[0] * m_arrdTextMatrix[0] + m_arrdFontMatrix[1] * m_arrdTextMatrix[2] ) * 65536);
m_oFontMatrix.yx = (FT_Fixed)(( m_arrdFontMatrix[0] * m_arrdTextMatrix[1] + m_arrdFontMatrix[1] * m_arrdTextMatrix[3] ) * 65536);
m_oFontMatrix.xy = (FT_Fixed)(( m_arrdFontMatrix[2] * m_arrdTextMatrix[0] + m_arrdFontMatrix[3] * m_arrdTextMatrix[2] ) * 65536);
m_oFontMatrix.yy = (FT_Fixed)(( m_arrdFontMatrix[2] * m_arrdTextMatrix[1] + m_arrdFontMatrix[3] * m_arrdTextMatrix[3] ) * 65536);
FT_Set_Transform( pFontFile->m_pFace, &m_oFontMatrix, NULL );
}
void CFreeTypeFont::InitSizesCache()
{
m_oCacheSizes.Init();
}
void CFreeTypeFont::ClearSizesCache()
{
m_oCacheSizes.Clear();
::memset( m_arrCacheSizesIndexs, 0xFF, FONT_CACHE_SIZES_INDEXES_SIZE_2 );
}
void CFreeTypeFont::AddToSizesCache(TFontCacheSizes oSizes)
{
m_arrCacheSizesIndexs[oSizes.ushUnicode] = m_oCacheSizes.Add( oSizes );
}
__forceinline int CFreeTypeFont::FindInSizesCache(int nCode)
{
return m_arrCacheSizesIndexs[nCode];
}
void CFreeTypeFont::SetStringGID(BOOL bGID)
{
if ( m_bStringGID == bGID )
return;
ClearSizesCache();
m_bStringGID = bGID;
}
BOOL CFreeTypeFont::GetStringGID()
{
return m_bStringGID;
}
int CFreeTypeFont::GetDefaultChar()
{
FT_Face pFace = ((CFreeTypeFontFile *)m_pFontFile)->m_pFace;
TT_OS2 *pTable = (TT_OS2 *)FT_Get_Sfnt_Table( pFace, ft_sfnt_os2 );
if ( NULL == pTable )
{
return (m_nDefaultChar = -1);
}
return (m_nDefaultChar = pTable->usDefaultChar);
}
int CFreeTypeFont::GetSymbolicCmapIndex()
{
CFreeTypeFontFile *pFontFile = (CFreeTypeFontFile *)m_pFontFile;
FT_Face pFace = pFontFile->m_pFace;
TT_OS2 *pOs2 = (TT_OS2 *)FT_Get_Sfnt_Table( pFace, ft_sfnt_os2 );
if ( NULL == pOs2 || 0xFFFF == pOs2->version )
return -1;
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> 31 <20><><EFBFBD>
if ( !( pOs2->ulCodePageRange1 & 0x80000000 ) && !( pOs2->ulCodePageRange1 == 0 && pOs2->ulCodePageRange2 == 0 ) )
return -1;
for( int nIndex = 0; nIndex < pFace->num_charmaps; nIndex++ )
{
// Symbol
if ( 0 == pFace->charmaps[nIndex]->encoding_id && 3 == pFace->charmaps[nIndex]->platform_id )
return nIndex;
}
return -1;
}
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