forked from minhngoc25a/freetype2
* src/type1/t1gload.c (T1_Load_Glyph): enable font matrix transform
on hinted glyphs..
* src/cid/cidgload.c, src/cid/cidobjs.c, src/cid/cidobjs.h,
src/cid/cidriver.c, include/freetype/internal/t1types.h: added
Postscript hinter support to the CID font driver !!
This commit is contained in:
David Turner
parent
eed63c3f60
commit
6ae4d20687
10
ChangeLog
10
ChangeLog
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@ -1,3 +1,13 @@
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2001-12-20 David Turner <david@freetype.org>
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* src/type1/t1gload.c (T1_Load_Glyph): enable font matrix transform
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on hinted glyphs..
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* src/cid/cidgload.c, src/cid/cidobjs.c, src/cid/cidobjs.h,
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src/cid/cidriver.c, include/freetype/internal/t1types.h: added
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Postscript hinter support to the CID font driver !!
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2001-12-19 David Turner <david@freetype.org>
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* include/freetype/cache/ftcache.h: Added comments to indicate that
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@ -188,6 +188,9 @@ FT_BEGIN_HEADER
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CID_Info cid;
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void* afm_data;
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CID_Subrs* subrs;
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/* since FT 2.1 - interface to PostScript hinter */
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void* pshinter;
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} CID_FaceRec;
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@ -238,7 +238,7 @@
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(FT_GlyphSlot)glyph,
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0, /* glyph names -- XXX */
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0, /* blend == 0 */
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0, /* hinting == 0 */
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hinting,
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cid_load_glyph );
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/* set up the decoder */
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@ -316,11 +316,12 @@
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/* First of all, scale the points */
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for ( n = cur->n_points; n > 0; n--, vec++ )
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{
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vec->x = FT_MulFix( vec->x, x_scale );
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vec->y = FT_MulFix( vec->y, y_scale );
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}
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if ( !hinting )
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for ( n = cur->n_points; n > 0; n--, vec++ )
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{
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vec->x = FT_MulFix( vec->x, x_scale );
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vec->y = FT_MulFix( vec->y, y_scale );
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}
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FT_Outline_Get_CBox( &glyph->root.outline, &cbox );
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@ -23,6 +23,7 @@
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#include "cidload.h"
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#include FT_INTERNAL_POSTSCRIPT_NAMES_H
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#include FT_INTERNAL_POSTSCRIPT_AUX_H
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#include FT_INTERNAL_POSTSCRIPT_HINTS_H
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#include "ciderrs.h"
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@ -37,6 +38,127 @@
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#define FT_COMPONENT trace_cidobjs
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/*************************************************************************/
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/* */
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/* SLOT FUNCTIONS */
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/* */
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/*************************************************************************/
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FT_LOCAL_DEF void
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CID_GlyphSlot_Done( CID_GlyphSlot slot )
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{
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slot->root.internal->glyph_hints = 0;
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}
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FT_LOCAL_DEF FT_Error
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CID_GlyphSlot_Init( CID_GlyphSlot slot )
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{
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CID_Face face;
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PSHinter_Interface* pshinter;
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face = (CID_Face) slot->root.face;
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pshinter = face->pshinter;
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if (pshinter)
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{
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FT_Module module;
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module = FT_Get_Module( slot->root.face->driver->root.library, "pshinter" );
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if (module)
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{
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T1_Hints_Funcs funcs;
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funcs = pshinter->get_t1_funcs( module );
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slot->root.internal->glyph_hints = (void*)funcs;
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}
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}
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return 0;
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}
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/*************************************************************************/
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/* */
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/* SIZE FUNCTIONS */
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/* */
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/*************************************************************************/
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static PSH_Globals_Funcs
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CID_Size_Get_Globals_Funcs( CID_Size size )
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{
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CID_Face face = (CID_Face) size->root.face;
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PSHinter_Interface* pshinter = face->pshinter;
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FT_Module module;
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module = FT_Get_Module( size->root.face->driver->root.library,
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"pshinter" );
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return ( module && pshinter && pshinter->get_globals_funcs )
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? pshinter->get_globals_funcs( module )
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: 0 ;
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}
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FT_LOCAL_DEF void
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CID_Size_Done( CID_Size size )
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{
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if ( size->root.internal )
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{
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PSH_Globals_Funcs funcs;
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funcs = CID_Size_Get_Globals_Funcs( size );
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if ( funcs )
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funcs->destroy( (PSH_Globals)size->root.internal );
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size->root.internal = 0;
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}
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}
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FT_LOCAL_DEF FT_Error
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CID_Size_Init( CID_Size size )
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{
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FT_Error error = 0;
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PSH_Globals_Funcs funcs = CID_Size_Get_Globals_Funcs( size );
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if ( funcs )
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{
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PSH_Globals globals;
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CID_Face face = (CID_Face)size->root.face;
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CID_FontDict* dict = face->cid.font_dicts + face->root.face_index;
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T1_Private* priv = &dict->private_dict;
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error = funcs->create( size->root.face->memory, priv, &globals );
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if ( !error )
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size->root.internal = (FT_Size_Internal)(void*)globals;
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}
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return error;
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}
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FT_LOCAL_DEF FT_Error
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CID_Size_Reset( CID_Size size )
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{
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PSH_Globals_Funcs funcs = CID_Size_Get_Globals_Funcs( size );
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FT_Error error = 0;
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if ( funcs )
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error = funcs->set_scale( (PSH_Globals)size->root.internal,
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size->root.metrics.x_scale,
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size->root.metrics.y_scale,
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0, 0 );
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return error;
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}
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/*************************************************************************/
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/* */
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/* FACE FUNCTIONS */
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/*************************************************************************/
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/* */
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/* <Function> */
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/* CID_Done_Face */
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/* CID_Face_Done */
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/* */
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/* <Description> */
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/* Finalizes a given face object. */
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/* face :: A pointer to the face object to destroy. */
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/* */
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FT_LOCAL_DEF void
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CID_Done_Face( CID_Face face )
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CID_Face_Done( CID_Face face )
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{
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FT_Memory memory;
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/*************************************************************************/
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/* */
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/* <Function> */
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/* CID_Init_Face */
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/* CID_Face_Init */
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/* */
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/* <Description> */
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/* Initializes a given CID face object. */
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/* FreeType error code. 0 means success. */
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/* */
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FT_LOCAL_DEF FT_Error
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CID_Init_Face( FT_Stream stream,
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CID_Face_Init( FT_Stream stream,
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CID_Face face,
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FT_Int face_index,
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FT_Int num_params,
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FT_Error error;
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PSNames_Interface* psnames;
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PSAux_Interface* psaux;
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PSHinter_Interface* pshinter;
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FT_UNUSED( num_params );
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FT_UNUSED( params );
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face->psaux = psaux;
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}
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pshinter = (PSHinter_Interface*)face->pshinter;
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if ( !pshinter )
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{
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pshinter = (PSHinter_Interface*)
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FT_Get_Module_Interface( FT_FACE_LIBRARY( face ), "pshinter" );
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face->pshinter = pshinter;
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}
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/* open the tokenizer; this will also check the font format */
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if ( FILE_Seek( 0 ) )
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goto Exit;
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/* check the face index */
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if ( face_index != 0 )
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{
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FT_ERROR(( "CID_Init_Face: invalid face index\n" ));
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FT_ERROR(( "CID_Face_Init: invalid face index\n" ));
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error = CID_Err_Invalid_Argument;
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goto Exit;
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}
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@ -342,7 +476,7 @@
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/*************************************************************************/
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/* */
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/* <Function> */
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/* CID_Init_Driver */
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/* CID_Driver_Init */
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/* */
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/* <Description> */
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/* Initializes a given CID driver object. */
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/* FreeType error code. 0 means success. */
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/* */
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FT_LOCAL_DEF FT_Error
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CID_Init_Driver( CID_Driver driver )
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CID_Driver_Init( CID_Driver driver )
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{
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FT_UNUSED( driver );
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@ -365,7 +499,7 @@
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/*************************************************************************/
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/* */
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/* <Function> */
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/* CID_Done_Driver */
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/* CID_Driver_Done */
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/* */
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/* <Description> */
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/* Finalizes a given CID driver. */
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/* driver :: A handle to the target CID driver. */
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/* */
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FT_LOCAL_DEF void
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CID_Done_Driver( CID_Driver driver )
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CID_Driver_Done( CID_Driver driver )
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{
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FT_UNUSED( driver );
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}
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@ -111,22 +111,43 @@ FT_BEGIN_HEADER
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} CID_GlyphSlotRec;
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FT_LOCAL void
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CID_GlyphSlot_Done( CID_GlyphSlot slot );
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FT_LOCAL FT_Error
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CID_Init_Face( FT_Stream stream,
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CID_GlyphSlot_Init( CID_GlyphSlot slot );
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FT_LOCAL void
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CID_Size_Done( CID_Size size );
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FT_LOCAL FT_Error
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CID_Size_Init( CID_Size size );
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FT_LOCAL FT_Error
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CID_Size_Reset( CID_Size size );
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FT_LOCAL FT_Error
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CID_Face_Init( FT_Stream stream,
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CID_Face face,
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FT_Int face_index,
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FT_Int num_params,
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FT_Parameter* params );
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FT_LOCAL void
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CID_Done_Face( CID_Face face );
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CID_Face_Done( CID_Face face );
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FT_LOCAL FT_Error
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CID_Init_Driver( CID_Driver driver );
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CID_Driver_Init( CID_Driver driver );
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FT_LOCAL void
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CID_Done_Driver( CID_Driver driver );
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CID_Driver_Done( CID_Driver driver );
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FT_END_HEADER
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@ -190,7 +190,10 @@
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{
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/* first of all, the FT_Module_Class fields */
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{
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ft_module_font_driver | ft_module_driver_scalable,
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ft_module_font_driver |
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ft_module_driver_scalable |
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ft_module_driver_has_hinter ,
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sizeof( FT_DriverRec ),
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"t1cid", /* module name */
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0x10000L, /* version 1.0 of driver */
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@ -198,8 +201,8 @@
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0,
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(FT_Module_Constructor)CID_Init_Driver,
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(FT_Module_Destructor) CID_Done_Driver,
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(FT_Module_Constructor)CID_Driver_Init,
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(FT_Module_Destructor) CID_Driver_Done,
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(FT_Module_Requester) CID_Get_Interface
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},
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@ -208,16 +211,16 @@
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sizeof( CID_SizeRec ),
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sizeof( CID_GlyphSlotRec ),
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(FTDriver_initFace) CID_Init_Face,
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(FTDriver_doneFace) CID_Done_Face,
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(FTDriver_initFace) CID_Face_Init,
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(FTDriver_doneFace) CID_Face_Done,
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(FTDriver_initSize) 0,
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(FTDriver_doneSize) 0,
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(FTDriver_initGlyphSlot)0,
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(FTDriver_doneGlyphSlot)0,
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(FTDriver_initSize) CID_Size_Init,
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(FTDriver_doneSize) CID_Size_Done,
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(FTDriver_initGlyphSlot)CID_GlyphSlot_Init,
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(FTDriver_doneGlyphSlot)CID_GlyphSlot_Done,
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(FTDriver_setCharSizes) 0,
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(FTDriver_setPixelSizes)0,
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(FTDriver_setCharSizes) CID_Size_Reset,
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(FTDriver_setPixelSizes)CID_Size_Reset,
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(FTDriver_loadGlyph) CID_Load_Glyph,
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(FTDriver_getCharIndex) CID_Get_Char_Index,
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@ -241,8 +241,7 @@
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if ( size && size->root.metrics.y_ppem < 24 )
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glyph->root.outline.flags |= ft_outline_high_precision;
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/* XXX: the following needs serious work to work properly with hinting! */
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#if 0
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#if 1
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/* apply the font matrix, if any */
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FT_Outline_Transform( &glyph->root.outline, &font_matrix );
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