1 /***************************************************************************/
5 /* FreeType Image cache (body). */
7 /* Copyright 2000-2001, 2003, 2004, 2006, 2010 by */
8 /* David Turner, Robert Wilhelm, and Werner Lemberg. */
10 /* This file is part of the FreeType project, and may only be used, */
11 /* modified, and distributed under the terms of the FreeType project */
12 /* license, LICENSE.TXT. By continuing to use, modify, or distribute */
13 /* this file you indicate that you have read the license and */
14 /* understand and accept it fully. */
16 /***************************************************************************/
22 #include FT_INTERNAL_MEMORY_H
28 /* finalize a given glyph image node */
30 ftc_inode_free( FTC_Node ftcinode,
33 FTC_INode inode = (FTC_INode)ftcinode;
34 FT_Memory memory = cache->memory;
39 FT_Done_Glyph( inode->glyph );
43 FTC_GNode_Done( FTC_GNODE( inode ), cache );
49 FTC_INode_Free( FTC_INode inode,
52 ftc_inode_free( FTC_NODE( inode ), cache );
56 /* initialize a new glyph image node */
57 FT_LOCAL_DEF( FT_Error )
58 FTC_INode_New( FTC_INode *pinode,
62 FT_Memory memory = cache->memory;
64 FTC_INode inode = NULL;
67 if ( !FT_NEW( inode ) )
69 FTC_GNode gnode = FTC_GNODE( inode );
70 FTC_Family family = gquery->family;
71 FT_UInt gindex = gquery->gindex;
72 FTC_IFamilyClass clazz = FTC_CACHE__IFAMILY_CLASS( cache );
75 /* initialize its inner fields */
76 FTC_GNode_Init( gnode, gindex, family );
78 /* we will now load the glyph image */
79 error = clazz->family_load_glyph( family, gindex, cache,
83 FTC_INode_Free( inode, cache );
93 FT_LOCAL_DEF( FT_Error )
94 ftc_inode_new( FTC_Node *ftcpinode,
98 FTC_INode *pinode = (FTC_INode*)ftcpinode;
99 FTC_GQuery gquery = (FTC_GQuery)ftcgquery;
102 return FTC_INode_New( pinode, gquery, cache );
106 FT_LOCAL_DEF( FT_Offset )
107 ftc_inode_weight( FTC_Node ftcinode,
110 FTC_INode inode = (FTC_INode)ftcinode;
112 FT_Glyph glyph = inode->glyph;
114 FT_UNUSED( ftccache );
117 switch ( glyph->format )
119 case FT_GLYPH_FORMAT_BITMAP:
124 bitg = (FT_BitmapGlyph)glyph;
125 size = bitg->bitmap.rows * ft_labs( bitg->bitmap.pitch ) +
130 case FT_GLYPH_FORMAT_OUTLINE:
132 FT_OutlineGlyph outg;
135 outg = (FT_OutlineGlyph)glyph;
136 size = outg->outline.n_points *
137 ( sizeof ( FT_Vector ) + sizeof ( FT_Byte ) ) +
138 outg->outline.n_contours * sizeof ( FT_Short ) +
147 size += sizeof ( *inode );
154 FT_LOCAL_DEF( FT_Offset )
155 FTC_INode_Weight( FTC_INode inode )
157 return ftc_inode_weight( FTC_NODE( inode ), NULL );