• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  * Copyright 2011 Google Inc. All Rights Reserved.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "font_subsetter.h"
18 
19 #include "subsetter_impl.h"
20 
SubsetFont(const char * font_name,const unsigned char * original_font,size_t font_size,const unsigned int * glyph_ids,size_t glyph_count,unsigned char ** output_buffer)21 int SfntlyWrapper::SubsetFont(const char* font_name,
22                               const unsigned char* original_font,
23                               size_t font_size,
24                               const unsigned int* glyph_ids,
25                               size_t glyph_count,
26                               unsigned char** output_buffer) {
27   if (output_buffer == NULL ||
28       original_font == NULL || font_size == 0 ||
29       glyph_ids == NULL || glyph_count == 0) {
30     return 0;
31   }
32 
33   sfntly::SubsetterImpl subsetter;
34   if (!subsetter.LoadFont(font_name, original_font, font_size)) {
35     return -1;  // Load error or font not found.
36   }
37 
38   return subsetter.SubsetFont(glyph_ids, glyph_count, output_buffer);
39 }
40 
SubsetFont(int font_index,const unsigned char * original_font,size_t font_size,const unsigned int * glyph_ids,size_t glyph_count,unsigned char ** output_buffer)41 int SfntlyWrapper::SubsetFont(int font_index,
42                               const unsigned char* original_font,
43                               size_t font_size,
44                               const unsigned int* glyph_ids,
45                               size_t glyph_count,
46                               unsigned char** output_buffer) {
47   if (output_buffer == NULL ||
48       original_font == NULL || font_size == 0 ||
49       glyph_ids == NULL || glyph_count == 0) {
50     return 0;
51   }
52 
53   sfntly::SubsetterImpl subsetter;
54   if (!subsetter.LoadFont(font_index, original_font, font_size)) {
55     return -1;  // Load error or font not found.
56   }
57 
58   return subsetter.SubsetFont(glyph_ids, glyph_count, output_buffer);
59 }
60 
61