20060303a

1 files changed, 99 insertions, 0 deletions

diff --git a/libfreetype/otlparse.h b/libfreetype/otlparse.h
new file mode 100644
index 00000000..92f34bfd
--- /dev/null
+++ b/libfreetype/otlparse.h
@@ -0,0 +1,99 @@
+#ifndef __OTL_PARSER_H__
+#define __OTL_PARSER_H__
+
+#include "otlayout.h"
+#include "otlgdef.h"
+#include "otlgsub.h"
+#include "otlgpos.h"
+
+OTL_BEGIN_HEADER
+
+  typedef struct OTL_ParserRec_*   OTL_Parser;
+
+  typedef struct OTL_StringRec_*   OTL_String;
+
+  typedef struct OTL_StringGlyphRec_
+  {
+    OTL_UInt  gindex;
+    OTL_UInt  properties;
+    OTL_UInt  lig_component;
+    OTL_UInt  lig_id;
+
+  } OTL_StringGlyphRec, *OTL_StringGlyph;
+
+  typedef struct OTL_StringRec_
+  {
+    OTL_StringGlyph  glyphs;
+    OTL_UInt         cursor;
+    OTL_UInt         length;
+    OTL_UInt         capacity;
+
+  } OTL_StringRec;
+
+  typedef struct OTL_ParserRec_
+  {
+    OTL_Bytes      tab_gdef;
+    OTL_Bytes      tab_gsub;
+    OTL_Bytes      tab_gpos;
+    OTL_Bytes      tab_base;
+    OTL_Bytes      tab_jstf;
+
+    OTL_Alternate  alternate;  /* external alternate handler */
+
+    OTL_UInt       context_len;
+    OTL_UInt       markup_flags;
+
+    OTL_jmp_buf    jump_buffer;
+    OTL_Memory     memory;
+    OTL_Error      error;
+
+    OTL_StringRec  strings[2];
+    OTL_String     str_in;
+    OTL_String     str_out;
+
+  } OTL_ParserRec;
+
+  typedef enum
+  {
+    OTL_Err_Parser_Ok = 0,
+    OTL_Err_Parser_InvalidData,
+    OTL_Err_Parser_UncoveredGlyph
+
+  } OTL_ParseError;
+
+  OTL_LOCAL( OTL_UInt )
+  otl_parser_get_gindex( OTL_Parser  parser );
+
+
+  OTL_LOCAL( void )
+  otl_parser_error( OTL_Parser  parser, OTL_ParserError  error );
+
+#define  OTL_PARSER_UNCOVERED(x)  \
+           otl_parser_error( x, OTL_Err_Parser_UncoveredGlyph )
+
+  OTL_LOCAL( void )
+  otl_parser_check_property( OTL_Parser  parser,
+                             OTL_UInt    gindex,
+                             OTL_UInt    flags,
+                             OTL_UInt   *aproperty );
+
+ /* copy current input glyph to output */
+  OTL_LOCAL( void )
+  otl_parser_copy_1( OTL_Parser  parser );
+
+ /* copy current input glyph to output, replacing its index */
+  OTL_LOCAL( void )
+  otl_parser_replace_1( OTL_Parser  parser,
+                        OTL_UInt    gindex );
+
+ /* copy current input glyph to output, replacing it by several indices */
+ /* read directly from the table                                        */
+  OTL_LOCAL( void )
+  otl_parser_replace_n( OTL_Parser  parser,
+                        OTL_UInt    count,
+                        OTL_Bytes   indices );
+
+OTL_END_HEADER
+
+#endif /* __OTL_PARSER_H__ */
+