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
21int 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
41int 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