1 (* Copyright (C) Doom 2D: Forever Developers
3 * This program is free software: you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License as published by
5 * the Free Software Foundation, either version 3 of the License, or
6 * (at your option) any later version.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 {$INCLUDE ../shared/a_modes.inc}
25 g_touch_enabled
: Boolean;
27 g_touch_offset
: Single;
28 g_touch_fire
: Boolean;
31 procedure g_Touch_Init
;
32 procedure g_Touch_ShowKeyboard(yes
: Boolean);
33 procedure g_Touch_HandleEvent(const ev
: TSDL_TouchFingerEvent
);
34 procedure g_Touch_Draw
;
40 e_log
, e_graphics
, e_input
, g_options
, g_game
, g_main
, g_weapons
, g_console
;
44 keyFinger
: array [VK_FIRSTKEY
..VK_LASTKEY
] of Integer;
46 procedure GetKeyRect(key
: Word; out x
, y
, w
, h
: Integer; out founded
: Boolean);
51 if SDL_GetDisplayDPI(0, @dpi
, nil, nil) <> 0 then
55 sz
:= Trunc(g_touch_size
* dpi
);
56 sw
:= gScreenWidth
; sh
:= gScreenHeight
;
59 w
:= sz
div 2; h
:= sz
div 2;
61 VK_CONSOLE
: begin x
:= 0; y
:= 0 end;
62 VK_ESCAPE
: begin x
:= sw
- w
- 1; y
:= 0 end;
63 VK_CHAT
: begin x
:= sw
div 2 - w
div 2 - w
; y
:= 0 end;
64 VK_STATUS
: begin x
:= sw
div 2 - w
div 2 + 0; y
:= 0 end;
65 VK_TEAM
: begin x
:= sw
div 2 - w
div 2 + w
; y
:= 0 end;
66 VK_PREV
: begin x
:= 0; y
:= sh
- 4*sz
- 1; w
:= sz
end;
67 VK_NEXT
: begin x
:= sw
- sz
- 1; y
:= sh
- 4*sz
- 1; w
:= sz
end;
71 VK_LEFT
: begin x
:= 0; y
:= sh
- h
- 1 end;
72 VK_RIGHT
: begin x
:= w
; y
:= sh
- h
- 1 end;
76 VK_UP
: begin x
:= sw
- 2*w
- 1; y
:= sh
- 3*h
- 1 end;
77 VK_FIRE
: begin x
:= sw
- 2*w
- 1; y
:= sh
- 2*h
- 1 end;
78 VK_DOWN
: begin x
:= sw
- 2*w
- 1; y
:= sh
- 1*h
- 1 end;
79 VK_OPEN
: begin x
:= sw
- 1*w
- 1; y
:= sh
- 1*h
- h
div 2 - 1 end;
80 VK_JUMP
: begin x
:= sw
- 1*w
- 1; y
:= sh
- 2*h
- h
div 2 - 1 end;
89 x
:= 0; y
:= Round(sh
* g_touch_offset
/ 100); w
:= sz
; h
:= sz
;
91 VK_LSTRAFE
: begin x
:= 0; y
:= y
- h
div 2; w
:= w
div 2 end;
92 VK_LEFT
: begin x
:= w
div 2; y
:= y
- h
div 2 end;
93 VK_RIGHT
: begin x
:= w
div 2 + 1*w
; y
:= y
- h
div 2 end;
94 VK_RSTRAFE
: begin x
:= w
div 2 + 2*w
; y
:= y
- h
div 2; w
:= w
div 2 end;
95 VK_UP
: begin x
:= sw
- w
- 1; y
:= y
- h
div 2 - h
end;
96 VK_FIRE
: begin x
:= sw
- 1*w
- 1; y
:= y
- h
div 2 end;
97 VK_DOWN
: begin x
:= sw
- w
- 1; y
:= y
- h
div 2 + h
end;
98 VK_NEXT
: begin x
:= sw
- 2*w
- 1; y
:= y
- h
div 2 - h
end;
99 VK_JUMP
: begin x
:= sw
- 2*w
- 1; y
:= y
- h
div 2 end;
100 VK_PREV
: begin x
:= sw
- 3*w
- 1; y
:= y
- h
div 2 - h
end;
101 VK_OPEN
: begin x
:= sw
- 3*w
- 1; y
:= y
- h
div 2 end;
103 x
:= 0; y
:= 0; w
:= sz
div 2; h
:= sz
div 2;
105 VK_0
: begin x
:= sw
div 2 - w
div 2 - 5*w
- 1; y
:= sh
- 1*h
- 1 end;
106 VK_1
: begin x
:= sw
div 2 - w
div 2 - 4*w
- 1; y
:= sh
- 1*h
- 1 end;
107 VK_2
: begin x
:= sw
div 2 - w
div 2 - 3*w
- 1; y
:= sh
- 1*h
- 1 end;
108 VK_3
: begin x
:= sw
div 2 - w
div 2 - 2*w
- 1; y
:= sh
- 1*h
- 1 end;
109 VK_4
: begin x
:= sw
div 2 - w
div 2 - 1*w
- 1; y
:= sh
- 1*h
- 1 end;
110 VK_5
: begin x
:= sw
div 2 - w
div 2 + 0*w
- 1; y
:= sh
- 1*h
- 1 end;
111 VK_6
: begin x
:= sw
div 2 - w
div 2 + 1*w
- 1; y
:= sh
- 1*h
- 1 end;
112 VK_7
: begin x
:= sw
div 2 - w
div 2 + 2*w
- 1; y
:= sh
- 1*h
- 1 end;
113 VK_8
: begin x
:= sw
div 2 - w
div 2 + 3*w
- 1; y
:= sh
- 1*h
- 1 end;
114 VK_9
: begin x
:= sw
div 2 - w
div 2 + 4*w
- 1; y
:= sh
- 1*h
- 1 end;
115 VK_A
: begin x
:= sw
div 2 - w
div 2 + 5*w
- 1; y
:= sh
- 1*h
- 1 end;
116 VK_CHAT
: begin x
:= sw
div 2 - w
div 2 - 2*w
- 1; y
:= sh
- 2*h
- 1 end;
117 VK_ESCAPE
: begin x
:= sw
div 2 - w
div 2 - 1*w
- 1; y
:= sh
- 2*h
- 1 end;
118 VK_CONSOLE
: begin x
:= sw
div 2 - w
div 2 + 0*w
- 1; y
:= sh
- 2*h
- 1 end;
119 VK_STATUS
: begin x
:= sw
div 2 - w
div 2 + 1*w
- 1; y
:= sh
- 2*h
- 1 end;
120 VK_TEAM
: begin x
:= sw
div 2 - w
div 2 + 2*w
- 1; y
:= sh
- 2*h
- 1 end;
128 function GetKeyName(key
: Word): String;
131 VK_LEFT
: result
:= 'LEFT';
132 VK_RIGHT
: result
:= 'RIGHT';
133 VK_UP
: result
:= 'UP';
134 VK_DOWN
: result
:= 'DOWN';
135 VK_FIRE
: result
:= 'FIRE';
136 VK_OPEN
: result
:= 'OPEN';
137 VK_JUMP
: result
:= 'JUMP';
138 VK_CHAT
: result
:= 'CHAT';
139 VK_ESCAPE
: result
:= 'ESC';
150 VK_A
: result
:= '10';
151 VK_B
: result
:= '11';
152 VK_C
: result
:= '12';
153 VK_D
: result
:= '13';
154 VK_E
: result
:= '14';
155 VK_F
: result
:= '15';
156 VK_CONSOLE
: result
:= 'CON';
157 VK_STATUS
: result
:= 'STAT';
158 VK_TEAM
: result
:= 'TEAM';
159 VK_PREV
: result
:= '<PREW';
160 VK_NEXT
: result
:= 'NEXT>';
161 VK_LSTRAFE
: result
:= '<';
162 VK_RSTRAFE
: result
:= '>';
164 if (key
> 0) and (key
< e_MaxInputKeys
) then
165 result
:= e_KeyNames
[key
]
167 result
:= '<' + IntToStr(key
) + '>'
171 function IntersectControl(ctl
, xx
, yy
: Integer): Boolean;
176 GetKeyRect(ctl
, x
, y
, w
, h
, founded
);
177 result
:= founded
and (xx
>= x
) and (yy
>= y
) and (xx
<= x
+ w
) and (yy
<= y
+ h
);
180 procedure g_Touch_Init
;
183 g_touch_enabled
:= SDL_GetNumTouchDevices() > 0
187 procedure g_Touch_ShowKeyboard(yes
: Boolean);
190 if not g_touch_enabled
then
200 procedure g_Touch_HandleEvent(const ev
: TSDL_TouchFingerEvent
);
202 x
, y
, i
, finger
: Integer;
204 if not g_touch_enabled
then
206 if SDL_IsTextInputActive() = SDL_True
then
209 finger
:= ev
.fingerId
+ 2;
210 x
:= Trunc(ev
.x
* gScreenWidth
);
211 y
:= Trunc(ev
.y
* gScreenHeight
);
213 for i
:= VK_FIRSTKEY
to VK_LASTKEY
do
215 if IntersectControl(i
, x
, y
) then
217 if ev
.type_
= SDL_FINGERUP
then
219 else if ev
.type_
= SDL_FINGERMOTION
then
220 keyFinger
[i
] := finger
221 else if ev
.type_
= SDL_FINGERDOWN
then
223 KeyPress(i
); // Menu events
224 keyFinger
[i
] := finger
;
227 else if keyFinger
[i
] = finger
then
229 if ev
.type_
= SDL_FINGERUP
then
231 else if ev
.type_
= SDL_FINGERMOTION
then
235 e_KeyUpDown(i
, keyFinger
[i
] <> 0);
238 (* emulate up+fire / donw+fire *)
239 if g_touch_fire
and (gGameSettings
.GameType
<> GT_NONE
) then
241 if keyFinger
[VK_UP
] <> 0 then
244 keyFinger
[VK_FIRE
] := keyFinger
[VK_UP
];
245 e_KeyUpDown(VK_FIRE
, true);
247 else if keyFinger
[VK_DOWN
] <> 0 then
250 keyFinger
[VK_FIRE
] := keyFinger
[VK_DOWN
];
251 e_KeyUpDown(VK_FIRE
, true);
253 else if angleFire
then
256 keyFinger
[VK_FIRE
] := 0;
257 e_KeyUpDown(VK_FIRE
, false);
261 (* left/right strafe *)
262 if gGameSettings
.GameType
<> GT_NONE
then
264 if keyFinger
[VK_LSTRAFE
] <> 0 then
266 keyFinger
[VK_LEFT
] := finger
;
267 keyFinger
[VK_RIGHT
] := 0;
268 keyFinger
[VK_STRAFE
] := finger
;
269 e_KeyUpDown(VK_LEFT
, true);
270 e_KeyUpDown(VK_RIGHT
, false);
271 e_KeyUpDown(VK_STRAFE
, true);
273 else if keyFinger
[VK_RSTRAFE
] <> 0 then
275 keyFinger
[VK_LEFT
] := 0;
276 keyFinger
[VK_RIGHT
] := finger
;
277 keyFinger
[VK_STRAFE
] := finger
;
278 e_KeyUpDown(VK_LEFT
, false);
279 e_KeyUpDown(VK_RIGHT
, true);
280 e_KeyUpDown(VK_STRAFE
, true);
284 keyFinger
[VK_STRAFE
] := 0;
285 e_KeyUpDown(VK_STRAFE
, false);
290 procedure g_Touch_Draw
;
292 i
, x
, y
, w
, h
: Integer;
296 if not g_touch_enabled
then
298 if SDL_IsTextInputActive() = SDL_True
then
301 for i
:= VK_FIRSTKEY
to VK_LASTKEY
do
303 GetKeyRect(i
, x
, y
, w
, h
, founded
);
306 e_DrawQuad(x
, y
, x
+ w
, y
+ h
, 0, 255, 0, 31);
307 e_TextureFontPrintEx(x
, y
, GetKeyName(i
), gStdFont
, 255, 255, 255, 1, True)
314 conRegVar('touch_enable', @g_touch_enabled
, 'enable/disable virtual buttons', 'draw buttons');
315 conRegVar('touch_fire', @g_touch_fire
, 'enable/disable fire when press virtual up/down', 'fire when press up/down');
316 conRegVar('touch_size', @g_touch_size
, 0.1, 10, 'size of virtual buttons', 'button size');
317 conRegVar('touch_offset', @g_touch_offset
, 0, 100, '', '');
318 conRegVar('touch_alt', @g_touch_alt
, 'althernative virtual buttons layout', 'althernative layout');