Index: icu46/source/test/letest/FontObject.h |
=================================================================== |
--- icu46/source/test/letest/FontObject.h (revision 0) |
+++ icu46/source/test/letest/FontObject.h (revision 0) |
@@ -0,0 +1,235 @@ |
+/*************************************************************************** |
+* |
+* Copyright (C) 1998-2002, International Business Machines |
+* Corporation and others. All Rights Reserved. |
+* |
+************************************************************************/ |
+ |
+ |
+#ifndef __FONTOBJECT_H |
+#define __FONTOBJECT_H |
+ |
+#include <stdio.h> |
+ |
+#include "LETypes.h" |
+ |
+ |
+#ifndef ANY_NUMBER |
+#define ANY_NUMBER 1 |
+#endif |
+ |
+struct DirectoryEntry |
+{ |
+ le_uint32 tag; |
+ le_uint32 checksum; |
+ le_uint32 offset; |
+ le_uint32 length; |
+}; |
+ |
+struct SFNTDirectory |
+{ |
+ le_uint32 scalerType; |
+ le_uint16 numTables; |
+ le_uint16 searchRange; |
+ le_uint16 entrySelector; |
+ le_uint16 rangeShift; |
+ DirectoryEntry tableDirectory[ANY_NUMBER]; |
+}; |
+ |
+ |
+struct CMAPEncodingSubtableHeader |
+{ |
+ le_uint16 platformID; |
+ le_uint16 platformSpecificID; |
+ le_uint32 encodingOffset; |
+}; |
+ |
+struct CMAPTable |
+{ |
+ le_uint16 version; |
+ le_uint16 numberSubtables; |
+ CMAPEncodingSubtableHeader encodingSubtableHeaders[ANY_NUMBER]; |
+}; |
+ |
+struct CMAPEncodingSubtable |
+{ |
+ le_uint16 format; |
+ le_uint16 length; |
+ le_uint16 language; |
+}; |
+ |
+struct CMAPFormat0Encoding : CMAPEncodingSubtable |
+{ |
+ le_uint8 glyphIndexArray[256]; |
+}; |
+ |
+struct CMAPFormat2Subheader |
+{ |
+ le_uint16 firstCode; |
+ le_uint16 entryCount; |
+ le_int16 idDelta; |
+ le_uint16 idRangeOffset; |
+}; |
+ |
+struct CMAPFormat2Encoding : CMAPEncodingSubtable |
+{ |
+ le_uint16 subHeadKeys[256]; |
+ CMAPFormat2Subheader subheaders[ANY_NUMBER]; |
+}; |
+ |
+struct CMAPFormat4Encoding : CMAPEncodingSubtable |
+{ |
+ le_uint16 segCountX2; |
+ le_uint16 searchRange; |
+ le_uint16 entrySelector; |
+ le_uint16 rangeShift; |
+ le_uint16 endCodes[ANY_NUMBER]; |
+// le_uint16 reservedPad; |
+// le_uint16 startCodes[ANY_NUMBER]; |
+// le_uint16 idDelta[ANY_NUMBER]; |
+// le_uint16 idRangeOffset[ANY_NUMBER]; |
+// le_uint16 glyphIndexArray[ANY_NUMBER]; |
+}; |
+ |
+struct CMAPFormat6Encoding : CMAPEncodingSubtable |
+{ |
+ le_uint16 firstCode; |
+ le_uint16 entryCount; |
+ le_uint16 glyphIndexArray[ANY_NUMBER]; |
+}; |
+ |
+typedef le_int32 fixed; |
+ |
+struct BigDate |
+{ |
+ le_uint32 bc; |
+ le_uint32 ad; |
+}; |
+ |
+struct HEADTable |
+{ |
+ fixed version; |
+ fixed fontRevision; |
+ le_uint32 checksumAdjustment; |
+ le_uint32 magicNumber; |
+ le_uint16 flags; |
+ le_uint16 unitsPerEm; |
+ BigDate created; |
+ BigDate modified; |
+ le_int16 xMin; |
+ le_int16 yMin; |
+ le_int16 xMax; |
+ le_int16 yMax; |
+ le_int16 lowestRecPPEM; |
+ le_int16 fontDirectionHint; |
+ le_int16 indexToLocFormat; |
+ le_int16 glyphDataFormat; |
+}; |
+ |
+struct MAXPTable |
+{ |
+ fixed version; |
+ le_uint16 numGlyphs; |
+ le_uint16 maxPoints; |
+ le_uint16 maxContours; |
+ le_uint16 maxComponentPoints; |
+ le_uint16 maxComponentContours; |
+ le_uint16 maxZones; |
+ le_uint16 maxTwilightPoints; |
+ le_uint16 maxStorage; |
+ le_uint16 maxFunctionDefs; |
+ le_uint16 maxInstructionDefs; |
+ le_uint16 maxStackElements; |
+ le_uint16 maxSizeOfInstructions; |
+ le_uint16 maxComponentElements; |
+ le_uint16 maxComponentDepth; |
+}; |
+ |
+struct HHEATable |
+{ |
+ fixed version; |
+ le_int16 ascent; |
+ le_int16 descent; |
+ le_int16 lineGap; |
+ le_uint16 advanceWidthMax; |
+ le_int16 minLeftSideBearing; |
+ le_int16 minRightSideBearing; |
+ le_int16 xMaxExtent; |
+ le_int16 caretSlopeRise; |
+ le_int16 caretSlopeRun; |
+ le_int16 caretOffset; |
+ le_int16 reserved1; |
+ le_int16 reserved2; |
+ le_int16 reserved3; |
+ le_int16 reserved4; |
+ le_int16 metricDataFormat; |
+ le_uint16 numOfLongHorMetrics; |
+}; |
+ |
+struct LongHorMetric |
+{ |
+ le_uint16 advanceWidth; |
+ le_int16 leftSideBearing; |
+}; |
+ |
+struct HMTXTable |
+{ |
+ LongHorMetric hMetrics[ANY_NUMBER]; // ANY_NUMBER = numOfLongHorMetrics from hhea table |
+// le_int16 leftSideBearing[ANY_NUMBER]; // ANY_NUMBER = numGlyphs - numOfLongHorMetrics |
+}; |
+ |
+class FontObject |
+{ |
+public: |
+ FontObject(char *fontName); |
+ ~FontObject(); |
+ |
+ void *readTable(LETag tag, le_uint32 *length); |
+ void deleteTable(void *table); |
+ |
+ LEGlyphID unicodeToGlyph(LEUnicode32 unicode); |
+ |
+#if 0 |
+ le_uint32 unicodesToGlyphs(LEUnicode *chars, le_uint32 nChars, LEGlyphID *glyphs, |
+ le_uint32 *charIndices, le_bool rightToLeft); |
+#endif |
+ |
+ le_uint16 getUnitsPerEM(); |
+ |
+ le_uint16 getGlyphAdvance(LEGlyphID glyph); |
+ |
+private: |
+ FontObject(); |
+ |
+ DirectoryEntry *findTable(LETag tag); |
+ CMAPEncodingSubtable *findCMAP(le_uint16 platformID, le_uint16 platformSpecificID); |
+ void initUnicodeCMAP(); |
+ |
+ SFNTDirectory *directory; |
+ le_uint16 numTables; |
+ le_uint16 searchRange; |
+ le_uint16 entrySelector; |
+ le_uint16 rangeShift; |
+ |
+ CMAPTable *cmapTable; |
+ le_uint16 cmSegCount; |
+ le_uint16 cmSearchRange; |
+ le_uint16 cmEntrySelector; |
+ le_uint16 cmRangeShift; |
+ le_uint16 *cmEndCodes; |
+ le_uint16 *cmStartCodes; |
+ le_uint16 *cmIdDelta; |
+ le_uint16 *cmIdRangeOffset; |
+ |
+ HEADTable *headTable; |
+ |
+ HMTXTable *hmtxTable; |
+ le_uint16 numGlyphs; |
+ le_uint16 numOfLongHorMetrics; |
+ |
+ FILE *file; |
+ |
+}; |
+ |
+#endif |
+ |
Property changes on: icu46/source/test/letest/FontObject.h |
___________________________________________________________________ |
Added: svn:eol-style |
+ LF |