1 /*
2 * FTGL - OpenGL font library
3 *
4 * Copyright (c) 2008 Sam Hocevar <sam@zoy.org>
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining
7 * a copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sublicense, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice shall be
15 * included in all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
21 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
22 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
23 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 */
25
26 #include "config.h"
27
28 #include "FTGL/ftgl.h"
29
30
FTBuffer()31 FTBuffer::FTBuffer()
32 : width(0),
33 height(0),
34 pixels(0),
35 pos(FTPoint())
36 {
37 }
38
39
~FTBuffer()40 FTBuffer::~FTBuffer()
41 {
42 if(pixels)
43 {
44 delete[] pixels;
45 }
46 }
47
48
Size(int w,int h)49 void FTBuffer::Size(int w, int h)
50 {
51 if(w == width && h == height)
52 {
53 return;
54 }
55
56 if(w * h != width * height)
57 {
58 if(pixels)
59 {
60 delete[] pixels;
61 }
62 pixels = new unsigned char[w * h];
63 }
64
65 memset(pixels, 0, w * h);
66 width = w;
67 height = h;
68 }
69
70