File: Keyboard.cpp

package info (click to toggle)
scummvm 2.9.1%2Bdfsg-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 450,580 kB
  • sloc: cpp: 4,299,825; asm: 28,322; python: 12,901; sh: 11,302; java: 9,289; xml: 7,895; perl: 2,639; ansic: 2,465; yacc: 1,670; javascript: 1,020; makefile: 933; lex: 578; awk: 275; objc: 82; sed: 11; php: 1
file content (103 lines) | stat: -rw-r--r-- 2,949 bytes parent folder | download | duplicates (2)
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
/* 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 3 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, see <http://www.gnu.org/licenses/>.
 *
 */

/*
 * Copyright (C) 2006-2010 - Frictional Games
 *
 * This file is part of HPL1 Engine.
 */

#include "common/events.h"
#include "hpl1/debug.h"
#include "hpl1/engine/input/Keyboard.h"
#include "hpl1/engine/input/LowLevelInput.h"

namespace hpl {

//-----------------------------------------------------------------------

Keyboard::Keyboard(LowLevelInput *lowLevelInput) : iInputDevice("Keyboard", eInputDeviceType_Keyboard) {
	_lowLevelSystem = lowLevelInput;

	_downKeys.set_size(Common::KEYCODE_LAST);
	_downKeys.clear();
}

//-----------------------------------------------------------------------

void Keyboard::processEvent(const Common::Event &ev) {
	if (ev.type != Common::EVENT_KEYDOWN && ev.type != Common::EVENT_KEYUP)
		return;

	if (ev.type == Common::EVENT_KEYDOWN) {
		_downKeys.set(ev.kbd.keycode);
		_modifiers = ev.kbd.flags;
		_pressedKeys.push(ev.kbd);
	} else {
		_downKeys.unset(ev.kbd.keycode);
	}
}

void Keyboard::Update() {
	_pressedKeys.clear();
	for (const Common::Event &ev : _lowLevelSystem->_events)
		processEvent(ev);
}

//-----------------------------------------------------------------------

bool Keyboard::KeyIsDown(Common::KeyCode key) {
	return _downKeys.get(key);
}

//-----------------------------------------------------------------------

Common::KeyState Keyboard::GetKey() {
	return _pressedKeys.pop();
}

//-----------------------------------------------------------------------

bool Keyboard::KeyIsPressed() {
	return _pressedKeys.empty() == false;
}

//-----------------------------------------------------------------------

int Keyboard::GetModifier() {
	return _modifiers;
}

//-----------------------------------------------------------------------

tString Keyboard::KeyToString(Common::KeyCode eKey) {
	HPL1_UNIMPLEMENTED(Keyboard::KeyToString);
}

//-----------------------------------------------------------------------

Common::KeyCode Keyboard::StringToKey(tString) {
	HPL1_UNIMPLEMENTED(Keyboard::StringToKey);
}

//-----------------------------------------------------------------------

} // namespace hpl