1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
|
/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "xeen/xsurface.h"
namespace Xeen {
XSurface::XSurface(): Graphics::Surface() {
}
XSurface::XSurface(int w, int h) : Graphics::Surface() {
create(w, h);
}
XSurface::~XSurface() {
free();
}
void XSurface::create(uint16 w, uint16 h) {
Graphics::Surface::create(w, h, Graphics::PixelFormat::createFormatCLUT8());
}
void XSurface::transBlitFrom(const XSurface &src) {
transBlitFrom(src, Common::Point());
}
void XSurface::blitFrom(const XSurface &src) {
blitFrom(src, Common::Point());
}
void XSurface::transBlitFrom(const XSurface &src, const Common::Point &destPos) {
if (getPixels() == nullptr)
create(w, h);
for (int yp = 0; yp < src.h; ++yp) {
const byte *srcP = (const byte *)src.getBasePtr(0, yp);
byte *destP = (byte *)getBasePtr(destPos.x, destPos.y + yp);
for (int xp = 0; xp < this->w; ++xp, ++srcP, ++destP) {
if (*srcP != 0)
*destP = *srcP;
}
}
}
void XSurface::blitFrom(const XSurface &src, const Common::Point &destPos) {
if (getPixels() == nullptr)
create(w, h);
for (int yp = 0; yp < src.h; ++yp) {
const byte *srcP = (const byte *)src.getBasePtr(0, yp);
byte *destP = (byte *)getBasePtr(destPos.x, destPos.y + yp);
for (int xp = 0; xp < this->w; ++xp, ++srcP, ++destP) {
*destP = *srcP;
}
}
}
} // End of namespace Xeen
|
