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
|
#include "bitmap.h"
#include "level.h"
#include "train.h"
#include "util.h"
#include "window.h"
int main(int argc, char** argv)
{
constexpr int Height = 240;
constexpr int Width = Height * 16 / 9;
constexpr int Scale = 3;
Window window("Nonortho", Width, Height, Scale);
Level level(32, 32);
Bitmap bitmap(Width, Height);
Train car;
int xOffs = 0, yOffs = 0;
int xDrag, yDrag;
bool isDragging = false;
window.onMouseDown([&](int button, int x, int y) {
if (button == 1) {
int mx = x / Scale + xOffs;
int my = y / Scale + yOffs;
Point2D tilePos = ScreenToTile({ mx, my });
level.toggleTile(tilePos.x, tilePos.y);
} else if (button == 2 && !isDragging) {
xDrag = x;
yDrag = y;
isDragging = true;
} else {
int mx = x / Scale + xOffs;
int my = y / Scale + yOffs;
auto pos = ScreenToTile({ mx, my });
car.setPosition(pos.x, pos.y);
}
});
window.onMouseUp([&](int button, int x, int y) {
if (button == 2 && isDragging)
isDragging = false;
});
window.onMouseMove([&](int x, int y) {
if (isDragging) {
xOffs -= (x - xDrag) / Scale;
yOffs -= (y - yDrag) / Scale;
xDrag = x;
yDrag = y;
}
});
while (!window.shouldClose()) {
window.update();
bitmap.clear(0xff224466);
level.draw(bitmap, xOffs, yOffs);
car.update(level);
car.draw(bitmap, xOffs, yOffs);
window.draw(bitmap);
}
return 0;
}
|
