src/client/inputhandler.cpp

   1 /*
   2 Minetest
   3 Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
   4 Copyright (C) 2017 nerzhul, Loic Blot <loic.blot@unix-experience.fr>
   5
   6 This program is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU Lesser General Public License as published by
   8 the Free Software Foundation; either version 2.1 of the License, or
   9 (at your option) any later version.
  10
  11 This program is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU Lesser General Public License for more details.
  15
  16 You should have received a copy of the GNU Lesser General Public License along
  17 with this program; if not, write to the Free Software Foundation, Inc.,
  18 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19 */
  20
  21 #include "util/numeric.h"
  22 #include "inputhandler.h"
  23 #include "gui/mainmenumanager.h"
  24
  25 void KeyCache::populate_nonchanging()
  26 {
  27         key[KeyType::ESC] = EscapeKey;
  28 }
  29
  30 void KeyCache::populate()
  31 {
  32         key[KeyType::FORWARD] = getKeySetting("keymap_forward");
  33         key[KeyType::BACKWARD] = getKeySetting("keymap_backward");
  34         key[KeyType::LEFT] = getKeySetting("keymap_left");
  35         key[KeyType::RIGHT] = getKeySetting("keymap_right");
  36         key[KeyType::JUMP] = getKeySetting("keymap_jump");
  37         key[KeyType::SPECIAL1] = getKeySetting("keymap_special1");
  38         key[KeyType::SNEAK] = getKeySetting("keymap_sneak");
  39
  40         key[KeyType::AUTOFORWARD] = getKeySetting("keymap_autoforward");
  41
  42         key[KeyType::DROP] = getKeySetting("keymap_drop");
  43         key[KeyType::INVENTORY] = getKeySetting("keymap_inventory");
  44         key[KeyType::CHAT] = getKeySetting("keymap_chat");
  45         key[KeyType::CMD] = getKeySetting("keymap_cmd");
  46         key[KeyType::CMD_LOCAL] = getKeySetting("keymap_cmd_local");
  47         key[KeyType::CONSOLE] = getKeySetting("keymap_console");
  48         key[KeyType::MINIMAP] = getKeySetting("keymap_minimap");
  49         key[KeyType::FREEMOVE] = getKeySetting("keymap_freemove");
  50         key[KeyType::FASTMOVE] = getKeySetting("keymap_fastmove");
  51         key[KeyType::NOCLIP] = getKeySetting("keymap_noclip");
  52         key[KeyType::HOTBAR_PREV] = getKeySetting("keymap_hotbar_previous");
  53         key[KeyType::HOTBAR_NEXT] = getKeySetting("keymap_hotbar_next");
  54         key[KeyType::MUTE] = getKeySetting("keymap_mute");
  55         key[KeyType::INC_VOLUME] = getKeySetting("keymap_increase_volume");
  56         key[KeyType::DEC_VOLUME] = getKeySetting("keymap_decrease_volume");
  57         key[KeyType::CINEMATIC] = getKeySetting("keymap_cinematic");
  58         key[KeyType::SCREENSHOT] = getKeySetting("keymap_screenshot");
  59         key[KeyType::TOGGLE_HUD] = getKeySetting("keymap_toggle_hud");
  60         key[KeyType::TOGGLE_CHAT] = getKeySetting("keymap_toggle_chat");
  61         key[KeyType::TOGGLE_FOG] = getKeySetting("keymap_toggle_fog");
  62         key[KeyType::TOGGLE_UPDATE_CAMERA] = getKeySetting("keymap_toggle_update_camera");
  63         key[KeyType::TOGGLE_DEBUG] = getKeySetting("keymap_toggle_debug");
  64         key[KeyType::TOGGLE_PROFILER] = getKeySetting("keymap_toggle_profiler");
  65         key[KeyType::CAMERA_MODE] = getKeySetting("keymap_camera_mode");
  66         key[KeyType::INCREASE_VIEWING_RANGE] =
  67                         getKeySetting("keymap_increase_viewing_range_min");
  68         key[KeyType::DECREASE_VIEWING_RANGE] =
  69                         getKeySetting("keymap_decrease_viewing_range_min");
  70         key[KeyType::RANGESELECT] = getKeySetting("keymap_rangeselect");
  71         key[KeyType::ZOOM] = getKeySetting("keymap_zoom");
  72
  73         key[KeyType::QUICKTUNE_NEXT] = getKeySetting("keymap_quicktune_next");
  74         key[KeyType::QUICKTUNE_PREV] = getKeySetting("keymap_quicktune_prev");
  75         key[KeyType::QUICKTUNE_INC] = getKeySetting("keymap_quicktune_inc");
  76         key[KeyType::QUICKTUNE_DEC] = getKeySetting("keymap_quicktune_dec");
  77
  78         for (int i = 0; i < 23; i++) {
  79                 std::string slot_key_name = "keymap_slot" + std::to_string(i + 1);
  80                 key[KeyType::SLOT_1 + i] = getKeySetting(slot_key_name.c_str());
  81         }
  82
  83         if (handler) {
  84                 // First clear all keys, then re-add the ones we listen for
  85                 handler->dontListenForKeys();
  86                 for (const KeyPress &k : key) {
  87                         handler->listenForKey(k);
  88                 }
  89                 handler->listenForKey(EscapeKey);
  90                 handler->listenForKey(CancelKey);
  91         }
  92 }
  93
  94 bool MyEventReceiver::OnEvent(const SEvent &event)
  95 {
  96         /*
  97                 React to nothing here if a menu is active
  98         */
  99         if (isMenuActive()) {
 100 #ifdef HAVE_TOUCHSCREENGUI
 101                 if (m_touchscreengui) {
 102                         m_touchscreengui->Toggle(false);
 103                 }
 104 #endif
 105                 return g_menumgr.preprocessEvent(event);
 106         }
 107
 108         // Remember whether each key is down or up
 109         if (event.EventType == irr::EET_KEY_INPUT_EVENT) {
 110                 const KeyPress &keyCode = event.KeyInput;
 111                 if (keysListenedFor[keyCode]) {
 112                         if (event.KeyInput.PressedDown) {
 113                                 keyIsDown.set(keyCode);
 114                                 keyWasDown.set(keyCode);
 115                         } else {
 116                                 keyIsDown.unset(keyCode);
 117                         }
 118                         return true;
 119                 }
 120         }
 121
 122 #ifdef HAVE_TOUCHSCREENGUI
 123         // case of touchscreengui we have to handle different events
 124         if (m_touchscreengui && event.EventType == irr::EET_TOUCH_INPUT_EVENT) {
 125                 m_touchscreengui->translateEvent(event);
 126                 return true;
 127         }
 128 #endif
 129
 130         if (event.EventType == irr::EET_JOYSTICK_INPUT_EVENT) {
 131                 /* TODO add a check like:
 132                 if (event.JoystickEvent != joystick_we_listen_for)
 133                         return false;
 134                 */
 135                 return joystick->handleEvent(event.JoystickEvent);
 136         }
 137         // handle mouse events
 138         if (event.EventType == irr::EET_MOUSE_INPUT_EVENT) {
 139                 if (isMenuActive()) {
 140                         left_active = false;
 141                         middle_active = false;
 142                         right_active = false;
 143                 } else {
 144                         left_active = event.MouseInput.isLeftPressed();
 145                         middle_active = event.MouseInput.isMiddlePressed();
 146                         right_active = event.MouseInput.isRightPressed();
 147
 148                         if (event.MouseInput.Event == EMIE_LMOUSE_PRESSED_DOWN) {
 149                                 leftclicked = true;
 150                         }
 151                         if (event.MouseInput.Event == EMIE_RMOUSE_PRESSED_DOWN) {
 152                                 rightclicked = true;
 153                         }
 154                         if (event.MouseInput.Event == EMIE_LMOUSE_LEFT_UP) {
 155                                 leftreleased = true;
 156                         }
 157                         if (event.MouseInput.Event == EMIE_RMOUSE_LEFT_UP) {
 158                                 rightreleased = true;
 159                         }
 160                         if (event.MouseInput.Event == EMIE_MOUSE_WHEEL) {
 161                                 mouse_wheel += event.MouseInput.Wheel;
 162                         }
 163                 }
 164         } else if (event.EventType == irr::EET_LOG_TEXT_EVENT) {
 165                 static const LogLevel irr_loglev_conv[] = {
 166                                 LL_VERBOSE, // ELL_DEBUG
 167                                 LL_INFO,    // ELL_INFORMATION
 168                                 LL_WARNING, // ELL_WARNING
 169                                 LL_ERROR,   // ELL_ERROR
 170                                 LL_NONE,    // ELL_NONE
 171                 };
 172                 assert(event.LogEvent.Level < ARRLEN(irr_loglev_conv));
 173                 g_logger.log(irr_loglev_conv[event.LogEvent.Level],
 174                                 std::string("Irrlicht: ") + event.LogEvent.Text);
 175                 return true;
 176         }
 177         /* always return false in order to continue processing events */
 178         return false;
 179 }
 180
 181 /*
 182  * RandomInputHandler
 183  */
 184 s32 RandomInputHandler::Rand(s32 min, s32 max)
 185 {
 186         return (myrand() % (max - min + 1)) + min;
 187 }
 188
 189 void RandomInputHandler::step(float dtime)
 190 {
 191         {
 192                 static float counter1 = 0;
 193                 counter1 -= dtime;
 194                 if (counter1 < 0.0) {
 195                         counter1 = 0.1 * Rand(1, 40);
 196                         keydown.toggle(getKeySetting("keymap_jump"));
 197                 }
 198         }
 199         {
 200                 static float counter1 = 0;
 201                 counter1 -= dtime;
 202                 if (counter1 < 0.0) {
 203                         counter1 = 0.1 * Rand(1, 40);
 204                         keydown.toggle(getKeySetting("keymap_special1"));
 205                 }
 206         }
 207         {
 208                 static float counter1 = 0;
 209                 counter1 -= dtime;
 210                 if (counter1 < 0.0) {
 211                         counter1 = 0.1 * Rand(1, 40);
 212                         keydown.toggle(getKeySetting("keymap_forward"));
 213                 }
 214         }
 215         {
 216                 static float counter1 = 0;
 217                 counter1 -= dtime;
 218                 if (counter1 < 0.0) {
 219                         counter1 = 0.1 * Rand(1, 40);
 220                         keydown.toggle(getKeySetting("keymap_left"));
 221                 }
 222         }
 223         {
 224                 static float counter1 = 0;
 225                 counter1 -= dtime;
 226                 if (counter1 < 0.0) {
 227                         counter1 = 0.1 * Rand(1, 20);
 228                         mousespeed = v2s32(Rand(-20, 20), Rand(-15, 20));
 229                 }
 230         }
 231         {
 232                 static float counter1 = 0;
 233                 counter1 -= dtime;
 234                 if (counter1 < 0.0) {
 235                         counter1 = 0.1 * Rand(1, 30);
 236                         leftdown = !leftdown;
 237                         if (leftdown)
 238                                 leftclicked = true;
 239                         if (!leftdown)
 240                                 leftreleased = true;
 241                 }
 242         }
 243         {
 244                 static float counter1 = 0;
 245                 counter1 -= dtime;
 246                 if (counter1 < 0.0) {
 247                         counter1 = 0.1 * Rand(1, 15);
 248                         rightdown = !rightdown;
 249                         if (rightdown)
 250                                 rightclicked = true;
 251                         if (!rightdown)
 252                                 rightreleased = true;
 253                 }
 254         }
 255         mousepos += mousespeed;
 256 }