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
80
|
/* 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 "sherlock/graphics.h"
#include "sherlock/sherlock.h"
#include "common/system.h"
#include "graphics/palette.h"
namespace Sherlock {
Surface::Surface(uint16 width, uint16 height) {
create(width, height, Graphics::PixelFormat::createFormatCLUT8());
}
Surface::~Surface() {
free();
}
/**
* Draws a surface into another
*/
void Surface::copyFrom(const Graphics::Surface &src) {
copyFrom(src, Common::Point());
}
/**
* Draws a surface at a given position within this surface
*/
void Surface::copyFrom(const Graphics::Surface &src, const Common::Point &pt) {
Common::Rect drawRect(0, 0, src.w, src.h);
Common::Point destPt = pt;
if (destPt.x < 0) {
drawRect.left += -destPt.x;
destPt.x = 0;
}
if (destPt.y < 0) {
drawRect.top += -destPt.y;
destPt.y = 0;
}
int right = destPt.x + src.w;
if (right > this->w) {
drawRect.right -= (right - this->w);
}
int bottom = destPt.y + src.h;
if (bottom > this->h) {
drawRect.bottom -= (bottom - this->h);
}
if (drawRect.isValidRect()) {
addDirtyRect(Common::Rect(destPt.x, destPt.y, destPt.x + drawRect.width(),
destPt.y + drawRect.height()));
copyRectToSurface(src, destPt.x, destPt.y, drawRect);
}
}
void Surface::fillRect(int x1, int y1, int x2, int y2, byte color) {
Graphics::Surface::fillRect(Common::Rect(x1, y1, x2, y2), color);
}
} // End of namespace Sherlock
|