diff options
Diffstat (limited to 'tqtinterface/qt4/src/3rdparty/opentype/otlbuffer.c')
| -rw-r--r-- | tqtinterface/qt4/src/3rdparty/opentype/otlbuffer.c | 235 |
1 files changed, 0 insertions, 235 deletions
diff --git a/tqtinterface/qt4/src/3rdparty/opentype/otlbuffer.c b/tqtinterface/qt4/src/3rdparty/opentype/otlbuffer.c deleted file mode 100644 index a53fc4b..0000000 --- a/tqtinterface/qt4/src/3rdparty/opentype/otlbuffer.c +++ /dev/null @@ -1,235 +0,0 @@ -/* otlbuffer.c: Buffer of glyphs for substitution/positioning - * - * Copyright 2004 Red Hat Software - * - * Portions Copyright 1996-2000 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. - */ -#include <otlbuffer.h> - -/* To get the gcc-3.3 strict-aliasing compatible versions - * FREE/REALLOC_ARRAY/etc. rather than the FT_* versions - * that - */ -#include "ftglue.h" - - static FT_Error - otl_buffer_ensure( OTL_Buffer buffer, - FT_ULong size ) - { - FT_Memory memory = buffer->memory; - FT_ULong new_allocated = buffer->allocated; - - if (size > new_allocated) - { - FT_Error error; - - while (size > new_allocated) - new_allocated += (new_allocated >> 1) + 8; - - if ( REALLOC_ARRAY( buffer->in_string, buffer->allocated, new_allocated, OTL_GlyphItemRec ) ) - return error; - if ( REALLOC_ARRAY( buffer->out_string, buffer->allocated, new_allocated, OTL_GlyphItemRec ) ) - return error; - if ( REALLOC_ARRAY( buffer->positions, buffer->allocated, new_allocated, OTL_PositionRec ) ) - return error; - - buffer->allocated = new_allocated; - } - - return FT_Err_Ok; - } - - FT_Error - otl_buffer_new( FT_Memory memory, - OTL_Buffer *buffer ) - { - FT_Error error; - - if ( ALLOC( *buffer, sizeof( OTL_BufferRec ) ) ) - return error; - - (*buffer)->memory = memory; - (*buffer)->in_length = 0; - (*buffer)->out_length = 0; - (*buffer)->allocated = 0; - (*buffer)->in_pos = 0; - (*buffer)->out_pos = 0; - - (*buffer)->in_string = NULL; - (*buffer)->out_string = NULL; - (*buffer)->positions = NULL; - (*buffer)->max_ligID = 0; - - return FT_Err_Ok; - } - - FT_Error - otl_buffer_swap( OTL_Buffer buffer ) - { - OTL_GlyphItem tmp_string; - - tmp_string = buffer->in_string; - buffer->in_string = buffer->out_string; - buffer->out_string = tmp_string; - - buffer->in_length = buffer->out_length; - buffer->out_length = 0; - - buffer->in_pos = 0; - buffer->out_pos = 0; - - return FT_Err_Ok; - } - - FT_Error - otl_buffer_free( OTL_Buffer buffer ) - { - FT_Memory memory = buffer->memory; - - FREE( buffer->in_string ); - FREE( buffer->out_string ); - FREE( buffer->positions ); - FREE( buffer ); - - return FT_Err_Ok; - } - - FT_Error - otl_buffer_clear( OTL_Buffer buffer ) - { - buffer->in_length = 0; - buffer->out_length = 0; - buffer->in_pos = 0; - buffer->out_pos = 0; - - return FT_Err_Ok; - } - - FT_Error - otl_buffer_add_glyph( OTL_Buffer buffer, - FT_UInt glyph_index, - FT_UInt properties, - FT_UInt cluster ) - { - FT_Error error; - OTL_GlyphItem glyph; - - error = otl_buffer_ensure( buffer, buffer->in_length + 1 ); - if ( error ) - return error; - - glyph = &buffer->in_string[buffer->in_length]; - glyph->gindex = glyph_index; - glyph->properties = properties; - glyph->cluster = cluster; - glyph->component = 0; - glyph->ligID = 0; - glyph->gproperties = OTL_GLYPH_PROPERTIES_UNKNOWN; - - buffer->in_length++; - - return FT_Err_Ok; - } - - /* The following function copies `num_out' elements from `glyph_data' - to `buffer->out_string', advancing the in array pointer in the structure - by `num_in' elements, and the out array pointer by `num_out' elements. - Finally, it sets the `length' field of `out' equal to - `pos' of the `out' structure. - - If `component' is 0xFFFF, the component value from buffer->in_pos - will copied `num_out' times, otherwise `component' itself will - be used to fill the `component' fields. - - If `ligID' is 0xFFFF, the ligID value from buffer->in_pos - will copied `num_out' times, otherwise `ligID' itself will - be used to fill the `ligID' fields. - - The properties for all replacement glyphs are taken - from the glyph at position `buffer->in_pos'. - - The cluster value for the glyph at position buffer->in_pos is used - for all replacement glyphs */ - FT_Error - otl_buffer_add_output_glyphs( OTL_Buffer buffer, - FT_UShort num_in, - FT_UShort num_out, - FT_UShort *glyph_data, - FT_UShort component, - FT_UShort ligID ) - { - FT_Error error; - FT_UShort i; - FT_UInt properties; - FT_UInt cluster; - - error = otl_buffer_ensure( buffer, buffer->out_pos + num_out ); - if ( error ) - return error; - - properties = buffer->in_string[buffer->in_pos].properties; - cluster = buffer->in_string[buffer->in_pos].cluster; - if ( component == 0xFFFF ) - component = buffer->in_string[buffer->in_pos].component; - if ( ligID == 0xFFFF ) - ligID = buffer->in_string[buffer->in_pos].ligID; - - for ( i = 0; i < num_out; i++ ) - { - OTL_GlyphItem item = &buffer->out_string[buffer->out_pos + i]; - - item->gindex = glyph_data[i]; - item->properties = properties; - item->cluster = cluster; - item->component = component; - item->ligID = ligID; - item->gproperties = OTL_GLYPH_PROPERTIES_UNKNOWN; - } - - buffer->in_pos += num_in; - buffer->out_pos += num_out; - - buffer->out_length = buffer->out_pos; - - return FT_Err_Ok; - } - - FT_Error - otl_buffer_add_output_glyph( OTL_Buffer buffer, - FT_UInt glyph_index, - FT_UShort component, - FT_UShort ligID ) - { - FT_UShort glyph_data = glyph_index; - - return otl_buffer_add_output_glyphs ( buffer, 1, 1, - &glyph_data, component, ligID ); - } - - FT_Error - otl_buffer_copy_output_glyph ( OTL_Buffer buffer ) - { - FT_Error error; - - error = otl_buffer_ensure( buffer, buffer->out_pos + 1 ); - if ( error ) - return error; - - buffer->out_string[buffer->out_pos++] = buffer->in_string[buffer->in_pos++]; - buffer->out_length = buffer->out_pos; - - return FT_Err_Ok; - } - - FT_UShort - otl_buffer_allocate_ligid( OTL_Buffer buffer ) - { - return buffer->max_ligID++; - } |