FreeType 1.31.1

lib/tttables.h

@@ -0,0 +1,215 @@
+/*******************************************************************
+ *
+ *  tttables.h                                                  1.1
+ *
+ *    TrueType Tables structures and handling (specification).
+ *
+ *  Copyright 1996-1999 by
+ *  David Turner, Robert Wilhelm, and Werner Lemberg.
+ *
+ *  This file is part of the FreeType project, and may only be used
+ *  modified and distributed under the terms of the FreeType project
+ *  license, LICENSE.TXT. By continuing to use, modify, or distribute
+ *  this file you indicate that you have read the license and
+ *  understand and accept it fully.
+ *
+ ******************************************************************/
+
+#ifndef TTTABLES_H
+#define TTTABLES_H
+
+#include "ttconfig.h"
+#include "tttypes.h"
+
+#ifdef __cplusplus
+  extern "C" {
+#endif
+
+  /***********************************************************************/
+  /*                                                                     */
+  /*                      TrueType Table Types                           */
+  /*                                                                     */
+  /***********************************************************************/
+
+  /* TrueType Collection Header */
+
+  struct  TTTCHeader_
+  {
+    ULong     Tag;
+    TT_Fixed  version;
+    ULong     DirCount;
+    PULong    TableDirectory;
+  };
+
+  typedef struct TTTCHeader_  TTTCHeader;
+  typedef TTTCHeader*         PTTCHeader;
+
+
+  /* TrueType Table Directory type */
+
+  struct  TTableDir_
+  {
+    TT_Fixed  version;      /* should be 0x10000 */
+    UShort    numTables;    /* number of tables  */
+
+    UShort  searchRange;    /* These parameters are only used  */
+    UShort  entrySelector;  /* for a dichotomy search in the   */
+    UShort  rangeShift;     /* directory. We ignore them.      */
+  };
+
+  typedef struct TTableDir_  TTableDir;
+  typedef TTableDir*         PTableDir;
+
+
+  /* The 'TableDir' is followed by 'numTables' TableDirEntries */
+
+  struct  TTableDirEntry_
+  {
+    ULong  Tag;        /*        table type */
+    ULong  CheckSum;   /*    table checksum */
+    ULong  Offset;     /* table file offset */
+    ULong  Length;     /*      table length */
+  };
+
+  typedef struct TTableDirEntry_  TTableDirEntry;
+  typedef TTableDirEntry*         PTableDirEntry;
+
+
+  /* 'cmap' tables */
+
+  struct  TCMapDir_
+  {
+    UShort  tableVersionNumber;
+    UShort  numCMaps;
+  };
+
+  typedef struct TCMapDir_  TCMapDir;
+  typedef TCMapDir*         PCMapDir;
+
+  struct  TCMapDirEntry_
+  {
+    UShort  platformID;
+    UShort  platformEncodingID;
+    Long    offset;
+  };
+
+  typedef struct TCMapDirEntry_  TCMapDirEntry;
+  typedef TCMapDirEntry*         PCMapDirEntries;
+
+
+  /* 'maxp' Maximum Profiles table */
+
+  struct  TMaxProfile_
+  {
+    TT_Fixed  version;
+    UShort    numGlyphs,
+              maxPoints,
+              maxContours,
+              maxCompositePoints,
+              maxCompositeContours,
+              maxZones,
+              maxTwilightPoints,
+              maxStorage,
+              maxFunctionDefs,
+              maxInstructionDefs,
+              maxStackElements,
+              maxSizeOfInstructions,
+              maxComponentElements,
+              maxComponentDepth;
+  };
+
+  typedef struct TMaxProfile_  TMaxProfile;
+  typedef TMaxProfile*         PMaxProfile;
+
+
+  /* table "gasp" */
+
+#define GASP_GRIDFIT  0x01
+#define GASP_DOGRAY   0x02
+
+  struct  GaspRange_
+  {
+    UShort  maxPPEM;
+    UShort  gaspFlag;
+  };
+
+  typedef struct GaspRange_  GaspRange;
+
+
+  struct  TGasp_
+  {
+    UShort      version;
+    UShort      numRanges;
+    GaspRange*  gaspRanges;
+  };
+
+  typedef struct TGasp_  TGasp;
+
+
+  /* table "head" - now defined in freetype.h */
+  /* table "hhea" - now defined in freetype.h */
+
+
+  /* tables "HMTX" and "VMTX" */
+
+  struct  TLongMetrics_
+  {
+    UShort  advance;
+    Short   bearing;
+  };
+
+  typedef struct TLongMetrics_  TLongMetrics, *PLongMetrics;
+
+  typedef Short  TShortMetrics, *PShortMetrics;
+
+  /* 'loca' location table type */
+
+  struct  TLoca_
+  {
+    UShort    Size;
+    PStorage  Table;
+  };
+
+  typedef struct TLoca_  TLoca;
+
+
+  /* table "name" */
+
+  struct  TNameRec_
+  {
+    UShort  platformID;
+    UShort  encodingID;
+    UShort  languageID;
+    UShort  nameID;
+    UShort  stringLength;
+    UShort  stringOffset;
+
+    /* this last field is not defined in the spec */
+    /* but used by the FreeType engine            */
+
+    PByte   string;
+  };
+
+  typedef struct TNameRec_  TNameRec;
+
+
+  struct  TName_Table_
+  {
+    UShort     format;
+    UShort     numNameRecords;
+    UShort     storageOffset;
+    TNameRec*  names;
+    PByte      storage;
+  };
+
+  typedef struct TName_Table_  TName_Table;
+
+
+#ifdef __cplusplus
+  }
+#endif
+
+#endif /* TTTABLES_H */
+
+
+/* END */