// constructor
public glyf_cache(Table_glyf OwnerTable, OTFont OwnerFont)
{
m_arrGlyphs = new ArrayList();
// get each glyph from the glyf table
for (uint iGlyph = 0; iGlyph < OwnerFont.GetMaxpNumGlyphs(); iGlyph++)
{
header h = OwnerTable.GetGlyphHeader(iGlyph, OwnerFont);
if (h == null)
{
m_arrGlyphs.Add(null);
}
else
{
glyph_base gb = GetGlyphLogicalData(h);
m_arrGlyphs.Add(gb);
}
}
}
public virtual OTTable CreateTableObject(OTTag tag, MBOBuffer buf)
{
OTTable table = null;
string sName = GetUnaliasedTableName(tag);
switch (sName)
{
case "BASE": table = new Table_BASE(tag, buf); break;
case "CFF ": table = new Table_CFF(tag, buf); break;
case "cmap": table = new Table_cmap(tag, buf); break;
case "cvt ": table = new Table_cvt(tag, buf); break;
case "DSIG": table = new Table_DSIG(tag, buf); break;
case "EBDT": table = new Table_EBDT(tag, buf); break;
case "EBLC": table = new Table_EBLC(tag, buf); break;
case "EBSC": table = new Table_EBSC(tag, buf); break;
case "fpgm": table = new Table_fpgm(tag, buf); break;
case "gasp": table = new Table_gasp(tag, buf); break;
case "GDEF": table = new Table_GDEF(tag, buf); break;
case "glyf": table = new Table_glyf(tag, buf); break;
case "GPOS": table = new Table_GPOS(tag, buf); break;
case "GSUB": table = new Table_GSUB(tag, buf); break;
case "hdmx": table = new Table_hdmx(tag, buf); break;
case "head": table = new Table_head(tag, buf); break;
case "hhea": table = new Table_hhea(tag, buf); break;
case "hmtx": table = new Table_hmtx(tag, buf); break;
case "JSTF": table = new Table_JSTF(tag, buf); break;
case "kern": table = new Table_kern(tag, buf); break;
case "loca": table = new Table_loca(tag, buf); break;
case "LTSH": table = new Table_LTSH(tag, buf); break;
case "maxp": table = new Table_maxp(tag, buf); break;
case "name": table = new Table_name(tag, buf); break;
case "OS/2": table = new Table_OS2(tag, buf); break;
case "PCLT": table = new Table_PCLT(tag, buf); break;
case "post": table = new Table_post(tag, buf); break;
case "prep": table = new Table_prep(tag, buf); break;
case "VDMX": table = new Table_VDMX(tag, buf); break;
case "vhea": table = new Table_vhea(tag, buf); break;
case "vmtx": table = new Table_vmtx(tag, buf); break;
case "VORG": table = new Table_VORG(tag, buf); break;
//case "Zapf": table = new Table_Zapf(tag, buf); break;
default: table = new Table__Unknown(tag, buf); break;
}
return(table);
}
public virtual OTTable CreateTableObject(OTTag tag, MBOBuffer buf)
{
OTTable table = null;
string sName = GetUnaliasedTableName(tag);
switch (sName)
{
case "BASE": table = new Table_BASE(tag, buf); break;
case "CFF ": table = new Table_CFF(tag, buf); break;
case "cmap": table = new Table_cmap(tag, buf); break;
case "cvt ": table = new Table_cvt(tag, buf); break;
case "DSIG": table = new Table_DSIG(tag, buf); break;
case "EBDT": table = new Table_EBDT(tag, buf); break;
case "EBLC": table = new Table_EBLC(tag, buf); break;
case "EBSC": table = new Table_EBSC(tag, buf); break;
case "fpgm": table = new Table_fpgm(tag, buf); break;
case "gasp": table = new Table_gasp(tag, buf); break;
case "GDEF": table = new Table_GDEF(tag, buf); break;
case "glyf": table = new Table_glyf(tag, buf); break;
case "GPOS": table = new Table_GPOS(tag, buf); break;
case "GSUB": table = new Table_GSUB(tag, buf); break;
case "hdmx": table = new Table_hdmx(tag, buf); break;
case "head": table = new Table_head(tag, buf); break;
case "hhea": table = new Table_hhea(tag, buf); break;
case "hmtx": table = new Table_hmtx(tag, buf); break;
case "JSTF": table = new Table_JSTF(tag, buf); break;
case "kern": table = new Table_kern(tag, buf); break;
case "loca": table = new Table_loca(tag, buf); break;
case "LTSH": table = new Table_LTSH(tag, buf); break;
case "maxp": table = new Table_maxp(tag, buf); break;
case "name": table = new Table_name(tag, buf); break;
case "OS/2": table = new Table_OS2(tag, buf); break;
case "PCLT": table = new Table_PCLT(tag, buf); break;
case "post": table = new Table_post(tag, buf); break;
case "prep": table = new Table_prep(tag, buf); break;
case "VDMX": table = new Table_VDMX(tag, buf); break;
case "vhea": table = new Table_vhea(tag, buf); break;
case "vmtx": table = new Table_vmtx(tag, buf); break;
case "VORG": table = new Table_VORG(tag, buf); break;
//case "Zapf": table = new Table_Zapf(tag, buf); break;
default: table = new Table__Unknown(tag, buf); break;
}
return table;
}
static public glyph_base GetGlyphLogicalData(Table_glyf.header h)
{
glyph_base gb = null;
SimpleGlyph sg = h.GetSimpleGlyph();
if (sg != null)
{
// glyph is a simple glyph
gb = GetSimpleGlyphLogicalData(h);
}
else
{
CompositeGlyph cg = h.GetCompositeGlyph();
if (cg != null)
{
// glyph is a composite glyph
gb = GetCompositeGlyphLogicalData(h);
}
}
return gb;
}
// constructor
public glyf_cache(Table_glyf OwnerTable, OTFont OwnerFont)
{
m_arrGlyphs = new ArrayList();
// get each glyph from the glyf table
for (uint iGlyph=0; iGlyph<OwnerFont.GetMaxpNumGlyphs(); iGlyph++)
{
header h = OwnerTable.GetGlyphHeader(iGlyph, OwnerFont);
if (h == null)
{
m_arrGlyphs.Add(null);
}
else
{
glyph_base gb = GetGlyphLogicalData(h);
m_arrGlyphs.Add(gb);
}
}
}
private void GetCompositeGlyphStats(Table_glyf.CompositeGlyph cg, ref short nContours, ref ushort nPoints, ref ushort nInstructions, ref ushort nComponentElements, ref ushort nComponentDepth, OTFont fontOwner, Table_glyf glyfTable)
{
ushort nPointsTemp = 0;
short nContoursTemp = 0;
ushort nInstructionsTemp = 0;
short TotalContours = 0;
ushort TotalPoints = 0;
ushort maxInstructions = 0;
nComponentDepth++;
int nCompositeGlyphs = 0;
while (cg != null)
{
nCompositeGlyphs++;
nInstructions = Math.Max(nInstructions, cg.GetNumInstructions());
Table_glyf.header glyfHeader = glyfTable.GetGlyphHeader(cg.glyphIndex, fontOwner);
if (glyfHeader != null)
{
if (glyfHeader.numberOfContours >= 0)
{
nContoursTemp = glyfHeader.numberOfContours;
Table_glyf.SimpleGlyph sg = glyfHeader.GetSimpleGlyph();
nPointsTemp = (ushort)(sg.GetEndPtOfContour((uint)glyfHeader.numberOfContours-1)+1);
nInstructionsTemp = sg.instructionLength;
}
else
{
Table_glyf.CompositeGlyph EmbeddedCG = glyfHeader.GetCompositeGlyph();
GetCompositeGlyphStats(EmbeddedCG, ref nContoursTemp, ref nPointsTemp, ref nInstructionsTemp, ref nComponentElements, ref nComponentDepth, fontOwner, glyfTable);
}
TotalContours += nContoursTemp;
TotalPoints += nPointsTemp;
maxInstructions = Math.Max(maxInstructions, nInstructionsTemp);
}
cg = cg.GetNextCompositeGlyph();
}
nComponentElements = (ushort)Math.Max(nComponentElements, nCompositeGlyphs);
nContours = TotalContours;
nPoints = TotalPoints;
nInstructions = maxInstructions;
}
private bool ComputeMaxpStats(Table_glyf glyfTable, OTFont fontOwner)
{
bool bRet = true;
try
{
maxPointsCalc = 0;
maxContoursCalc = 0;
maxCompositePointsCalc = 0;
maxCompositeContoursCalc = 0;
maxSizeOfInstructionsCalc = 0;
maxComponentElementsCalc = 0;
maxComponentDepthCalc = 0;
for (uint iGlyph = 0; iGlyph<NumGlyphs; iGlyph++)
{
Table_glyf.header glyfHeader = glyfTable.GetGlyphHeader(iGlyph, fontOwner);
if (glyfHeader != null)
{
if (glyfHeader.numberOfContours >= 0)
{
Table_glyf.SimpleGlyph sg = glyfHeader.GetSimpleGlyph();
maxPointsCalc = (ushort)Math.Max(maxPointsCalc, sg.GetEndPtOfContour((uint)glyfHeader.numberOfContours-1)+1);
maxContoursCalc = (ushort)Math.Max(maxContoursCalc, glyfHeader.numberOfContours);
maxSizeOfInstructionsCalc = Math.Max(maxSizeOfInstructionsCalc, sg.instructionLength);
}
else
{
ushort nPointsTemp = 0;
short nContoursTemp = 0;
ushort nInstructionsTemp = 0;
ushort nCompElementsTemp = 0;
ushort nCompDepthTemp = 0;
Table_glyf.CompositeGlyph cg = glyfHeader.GetCompositeGlyph();
GetCompositeGlyphStats(cg, ref nContoursTemp, ref nPointsTemp, ref nInstructionsTemp, ref nCompElementsTemp, ref nCompDepthTemp, fontOwner, glyfTable);
maxCompositePointsCalc = Math.Max(maxCompositePointsCalc, nPointsTemp);
maxCompositeContoursCalc = Math.Max(maxCompositeContoursCalc, nContoursTemp);
maxSizeOfInstructionsCalc = Math.Max(maxSizeOfInstructionsCalc, nInstructionsTemp);
maxComponentElementsCalc = Math.Max(maxComponentElementsCalc, nCompElementsTemp);
maxComponentDepthCalc = Math.Max(maxComponentDepthCalc, nCompDepthTemp);
}
}
}
}
catch
{
maxPointsCalc = 0;
maxContoursCalc = 0;
maxCompositePointsCalc = 0;
maxCompositeContoursCalc = 0;
maxSizeOfInstructionsCalc = 0;
maxComponentElementsCalc = 0;
maxComponentDepthCalc = 0;
bRet = false;
}
return bRet;
}