DuneAlert/underworldplayer.cpp at master · pickettmap/DuneAlert · GitHub

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
#include "underworldplayer.h"
#include <QKeyEvent>

UnderworldPlayer::UnderworldPlayer(QPixmap &pixmap): QObject(), QGraphicsPixmapItem(pixmap)
{
    xprev_ = pos().x();
    yprev_ = pos().y();
    setPos(200, 200);
}

void UnderworldPlayer::keyPressEvent(QKeyEvent *event){
    if(
        event->key() == Qt::Key_W ||
        event->key() == Qt::Key_A ||
        event->key() == Qt::Key_S ||
        event->key() == Qt::Key_D
       )
    {
        keysPressed.insert(event->key());
    }

    int STEP_SIZE = 10;

    //if only 1 key is being pressed, simply move in that direction
    if (keysPressed.size() == 1){
        switch (event->key()){
        case Qt::Key_D:
            setPos(x()+STEP_SIZE,y());
            break;
        case Qt::Key_A:
            setPos(x()-STEP_SIZE,y());
            break;
        case Qt::Key_W:
            setPos(x(),y()-STEP_SIZE);
            break;
        case Qt::Key_S:
            setPos(x(),y()+STEP_SIZE);
            break;
        }
    }

    //if two keys are being pressed, move diagonally
    if (keysPressed.size() > 1){

        // up right
        if (keysPressed.contains(Qt::Key_W) && keysPressed.contains(Qt::Key_D)){
            setPos(x()+STEP_SIZE,y()-STEP_SIZE);
        }
        // up left
        if (keysPressed.contains(Qt::Key_W) && keysPressed.contains(Qt::Key_A)){
            setPos(x()-STEP_SIZE,y()-STEP_SIZE);
        }
        // down right
        if (keysPressed.contains(Qt::Key_S) && keysPressed.contains(Qt::Key_D)){
            setPos(x()+STEP_SIZE,y()+STEP_SIZE);
        }
        // down left
        if (keysPressed.contains(Qt::Key_S) && keysPressed.contains(Qt::Key_A)){
            setPos(x()-STEP_SIZE,y()+STEP_SIZE);
        }
    }

    xprev_ = pos().x();
    yprev_ = pos().y();
}

void UnderworldPlayer::keyReleaseEvent(QKeyEvent *event)
{
    keysPressed.remove(event->key());
}