tetris_prototype/main.cpp at master · 106-/tetris_prototype · 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
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
#include "common.h"
#include "view.h"
#include "tetris.h"
#include "main.h"

void debug_output();
void check_buttons();
void reset_buttons();

int cnt=0;
int button[4];
states state;

int WINAPI WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow )
{
	ChangeWindowMode(TRUE);
	SetMainWindowText("tetris");
	SetGraphMode(SCREEN_WIDTH, SCREEN_HEIGHT, 16);

	if( DxLib_Init() == -1 || SetDrawScreen(-2) != 0 )
		return -1;

	switch_state(DEMONSTRATION);

	while(ProcessMessage() == 0)
	{
		DrawBox(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT, COLOR_BLACK, TRUE);
		clsDx();

		check_buttons();

		switch(state)
		{
			case DEMONSTRATION:
				draw_appearance();
				if(cnt%10==0)
					demo();
				draw_block();
				draw_dialogue("DEMONSTRATION");
				if(button[BUTTON_ROTATE]==1)
					switch_state(PLAYING);
				break;
			case PLAYING:
				tetris_update();
				draw_appearance();
				draw_block();
				draw_next_block();
				break;
			case GAMEOVER:
				draw_appearance();
				draw_block();
				draw_dialogue("GAMEOVER");
				if(button[BUTTON_ROTATE]==1)
					switch_state(DEMONSTRATION);
				break;
		}

		debug_output();
		ScreenFlip();
		cnt++;
	}

	DxLib_End();

	return 0 ;
}

// デバッグ用の出力. ボタンが押されてるかなどを表示.
void debug_output()
{
	int i;
	char buf[20];

	sprintf(buf, "CNT: %06d\n", cnt);
	printfDx(buf);
}

// 状態を変える関数. 状態遷移を起こす前の初期化などに使う.
void switch_state(states next_state)
{

    switch(next_state)
    {
        case DEMONSTRATION:
			init_block();
            state = DEMONSTRATION;
            break;
        case PLAYING:
			init_block();
			init_tetris();
            state = PLAYING;
            break;
		case GAMEOVER:
			state = GAMEOVER;
			break;
    }
}

// ボタンの状態をリセットする.
void reset_buttons()
{
	int i;
	for(i=0; i<NUM_BUTTON; i++)
	{
		button[i] = 0;
	}
}

// ボタンが入力されているかどうかを取得する.
void check_buttons()
{
	int button_input[] = {KEY_INPUT_SEMICOLON, KEY_INPUT_L, KEY_INPUT_K, KEY_INPUT_J};
	int i;
	for(i=0; i<NUM_BUTTON; i++)
	{
		if(CheckHitKey(button_input[i]))
			button[i] += 1;
		else
			button[i] = 0;
	}
}