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Implement Feature

This commit is contained in:
Behdad Esfahbod 2006-12-25 09:35:06 -05:00
parent befc022aff
commit 25ad92c8a6
1 changed files with 42 additions and 4 deletions
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46
src/hb-types-private.cc
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@ -319,7 +319,7 @@ struct Script;
struct ScriptList { struct ScriptList {
DEFINE_NOT_INSTANTIABLE(ScriptList); DEFINE_NOT_INSTANTIABLE(ScriptList);
/* Scripts, in sorted alphabetical order */ /* Scripts, in sorted alphabetical tag order */
DEFINE_RECORD_ARRAY_TYPE (Script, scriptRecord, scriptCount); DEFINE_RECORD_ARRAY_TYPE (Script, scriptRecord, scriptCount);
USHORT scriptCount; /* Number of ScriptRecords */ USHORT scriptCount; /* Number of ScriptRecords */
@ -329,7 +329,7 @@ struct ScriptList {
struct Script { struct Script {
DEFINE_NOT_INSTANTIABLE(Script); DEFINE_NOT_INSTANTIABLE(Script);
/* LangSys', in sorted alphabetical order */ /* LangSys', in sorted alphabetical tag order */
DEFINE_RECORD_ARRAY_TYPE (LangSys, langSysRecord, langSysCount); DEFINE_RECORD_ARRAY_TYPE (LangSys, langSysRecord, langSysCount);
/* Return NULL if none */ /* Return NULL if none */
@ -354,7 +354,7 @@ struct Script {
struct LangSys { struct LangSys {
DEFINE_NOT_INSTANTIABLE(LangSys); DEFINE_NOT_INSTANTIABLE(LangSys);
/* FeatureIndexes, in no particular order */ /* Feature indices, in no particular order */
DEFINE_ARRAY_TYPE (USHORT, featureIndex, featureCount); DEFINE_ARRAY_TYPE (USHORT, featureIndex, featureCount);
/* Returns -1 if none */ /* Returns -1 if none */
@ -373,9 +373,47 @@ struct LangSys {
* language system--excludes the required * language system--excludes the required
* feature */ * feature */
USHORT featureIndex[]; /* Array of indices into the FeatureList--in USHORT featureIndex[]; /* Array of indices into the FeatureList--in
* arbitrary order */ * arbitrary order. featureCount entires long */
}; };
struct Feature;
struct FeatureList {
DEFINE_NOT_INSTANTIABLE(FeatureList);
/* Feature indices, in sorted alphabetical tag order */
DEFINE_RECORD_ARRAY_TYPE (Feature, featureRecord, featureCount);
USHORT featureCount; /* Number of FeatureRecords in this table */
FeatureRecord featureRecord[];/* Array of FeatureRecords--zero-based (first
* feature has FeatureIndex = 0)--listed
* alphabetically by FeatureTag. featureCount
* entries long */
};
struct Feature {
DEFINE_NOT_INSTANTIABLE(Feature);
/* LookupList indices, in no particular order */
DEFINE_ARRAY_TYPE (USHORT, lookupIndex, lookupCount);
// TODO: implement get_feature_params()
Offset featureParams; /* Offset to Feature Parameters table (if one
* has been defined for the feature), relative
* to the beginning of the Feature Table; = NULL
* if not required */
USHORT lookupCount; /* Number of LookupList indices for this
* feature */
USHORT lookupIndex[]; /* Array of LookupList indices for this
* feature--zero-based (first lookup is
* LookupListIndex = 0). lookupCount
* entries long */
};
#include <stdlib.h> #include <stdlib.h>
#include <stdio.h> #include <stdio.h>