static bool InputHandler_HandleCoreKey(Key key) {
struct Screen* active = Gui_GetActiveScreen();
if (key == KeyBinds[KEYBIND_HIDE_FPS]) {
Gui_ShowFPS = !Gui_ShowFPS;
} else if (key == KeyBinds[KEYBIND_FULLSCREEN]) {
int state = Window_GetWindowState();
if (state != WINDOW_STATE_MINIMISED) {
bool fullscreen = state == WINDOW_STATE_FULLSCREEN;
Window_SetWindowState(fullscreen ? WINDOW_STATE_NORMAL : WINDOW_STATE_FULLSCREEN);
}
} else if (key == KeyBinds[KEYBIND_FOG]) {
short* viewDists = Gui_ClassicMenu ? classicViewDists : normViewDists;
int count = Gui_ClassicMenu ? Array_Elems(classicViewDists) : Array_Elems(normViewDists);
if (Key_IsShiftPressed()) {
InputHandler_CycleDistanceBackwards(viewDists, count);
} else {
InputHandler_CycleDistanceForwards(viewDists, count);
}
} else if (key == KeyBinds[KEYBIND_INVENTORY] && active == Gui_HUD) {
Gui_FreeActive();
Gui_SetActive(InventoryScreen_MakeInstance());
} else if (key == KEY_F5 && Game_ClassicMode) {
int weather = Env.Weather == WEATHER_SUNNY ? WEATHER_RAINY : WEATHER_SUNNY;
Env_SetWeather(weather);
} else {
if (Game_ClassicMode) return false;
return InputHandler_HandleNonClassicKey(key);
}
return true;
}
static void InputHandler_MouseUp(void* obj, int button) {
struct Screen* active = Gui_GetActiveScreen();
if (!Elem_HandlesMouseUp(active, Mouse_X, Mouse_Y, button)) {
if (Server.SupportsPlayerClick && button <= MOUSE_MIDDLE) {
input_pickingId = -1;
InputHandler_ButtonStateChanged(button, false);
}
}
}
static void InputHandler_KeyDown(void* obj, int key, bool was) {
struct Screen* active;
int idx;
struct HotkeyData* hkey;
String text;
if (!was && InputHandler_SimulateMouse(key, true)) return;
active = Gui_GetActiveScreen();
#ifndef CC_BUILD_WEB
if (key == KEY_ESCAPE && active->Closable) {
/* Don't want holding down escape to go in and out of pause menu */
if (!was) Gui_Close(active);
return;
}
#endif
if (InputHandler_IsShutdown(key)) {
/* TODO: Do we need a separate exit function in Game class? */
Window_Close(); return;
} else if (key == KeyBinds[KEYBIND_SCREENSHOT] && !was) {
Game_ScreenshotRequested = true; return;
} else if (Elem_HandlesKeyDown(active, key, was)) {
return;
} else if ((key == KEY_ESCAPE || key == KEY_PAUSE) && !active->HandlesAllInput) {
#ifdef CC_BUILD_WEB
/* Can't do this in KeyUp, because pressing escape without having */
/* explicitly disabled mouse lock means a KeyUp event isn't sent. */
/* But switching to pause screen disables mouse lock, causing a KeyUp */
/* event to be sent, triggering the active->Closable case which immediately
/* closes the pause screen. Hence why the next KeyUp must be supressed. */
suppressEscape = true;
#endif
Gui_FreeActive();
Gui_SetActive(PauseScreen_MakeInstance()); return;
}
/* These should not be triggered multiple times when holding down */
if (was) return;
if (InputHandler_HandleCoreKey(key)) {
} else if (LocalPlayer_HandlesKey(key)) {
} else {
idx = Hotkeys_FindPartial(key);
if (idx == -1) return;
hkey = &HotkeysList[idx];
text = StringsBuffer_UNSAFE_Get(&HotkeysText, hkey->TextIndex);
if (!hkey->StaysOpen) {
Chat_Send(&text, false);
} else if (!Gui_Active) {
HUDScreen_OpenInput(Gui_HUD, &text);
}
}
}
static void InputHandler_MouseDown(void* obj, int button) {
struct Screen* active = Gui_GetActiveScreen();
if (!Elem_HandlesMouseDown(active, Mouse_X, Mouse_Y, button)) {
bool left = button == MOUSE_LEFT;
bool middle = button == MOUSE_MIDDLE;
bool right = button == MOUSE_RIGHT;
InputHandler_PickBlocks(false, left, middle, right);
} else {
input_lastClick = DateTime_CurrentUTC_MS();
}
}
static void InputHandler_MouseWheel(void* obj, float delta) {
struct Screen* active = Gui_GetActiveScreen();
struct Widget* widget;
bool hotbar;
if (Elem_HandlesMouseScroll(active, delta)) return;
hotbar = Key_IsAltPressed() || Key_IsControlPressed() || Key_IsShiftPressed();
if (!hotbar && Camera.Active->Zoom(delta)) return;
if (InputHandler_DoFovZoom(delta) || !Inventory.CanChangeSelected) return;
widget = HUDScreen_GetHotbar(Gui_HUD);
Elem_HandlesMouseScroll(widget, delta);
}
bool GameMode_HandlesKeyDown(Key key) {
Screen* activeScreen = Gui_GetActiveScreen();
if (key == KeyBind_Get(KeyBind_Inventory) && activeScreen == Gui_HUD) {
Gui_ReplaceActive(InventoryScreen_MakeInstance());
return true;
} else if (key == KeyBind_Get(KeyBind_DropBlock) && !Game_ClassicMode) {
if (Inventory_CanChangeSelected() && Inventory_SelectedBlock != BLOCK_AIR) {
/* Don't assign SelectedIndex directly, because we don't want held block
switching positions if they already have air in their inventory hotbar. */
Inventory_Set(Inventory_SelectedIndex, BLOCK_AIR);
Event_RaiseVoid(&UserEvents_HeldBlockChanged);
}
return true;
}
return false;
}
static void InputHandler_KeyUp(void* obj, int key) {
struct Screen* active;
if (InputHandler_SimulateMouse(key, false)) return;
if (key == KeyBinds[KEYBIND_ZOOM_SCROLL]) Game_SetFov(Game_DefaultFov);
active = Gui_GetActiveScreen();
#ifdef CC_BUILD_WEB
/* When closing menus (which reacquires mouse focus) in key down, */
/* this still leaves the cursor visible. But if this is instead */
/* done in key up, the cursor disappears as expected. */
if (key == KEY_ESCAPE && active->Closable) {
if (suppressEscape) { suppressEscape = false; return; }
Gui_Close(active); return;
}
#endif
Elem_HandlesKeyUp(active, key);
}
static void InputHandler_KeyPress(void* obj, int keyChar) {
struct Screen* active = Gui_GetActiveScreen();
Elem_HandlesKeyPress(active, keyChar);
}
static void InputHandler_MouseMove(void* obj, int xDelta, int yDelta) {
struct Screen* active = Gui_GetActiveScreen();
Elem_HandlesMouseMove(active, Mouse_X, Mouse_Y);
}
void InputHandler_PickBlocks(bool cooldown, bool left, bool middle, bool right) {
TimeMS now = DateTime_CurrentUTC_MS();
int delta = (int)(now - input_lastClick);
Vector3I pos;
BlockID old, cur, block;
int i;
if (cooldown && delta < 250) return; /* 4 times per second */
input_lastClick = now;
if (Server.SupportsPlayerClick && !Gui_GetActiveScreen()->HandlesAllInput) {
input_pickingId = -1;
InputHandler_ButtonStateChanged(MOUSE_LEFT, left);
InputHandler_ButtonStateChanged(MOUSE_RIGHT, right);
InputHandler_ButtonStateChanged(MOUSE_MIDDLE, middle);
}
if (Gui_GetActiveScreen()->HandlesAllInput) return;
if (left) {
/* always play delete animations, even if we aren't picking a block */
HeldBlockRenderer_ClickAnim(true);
pos = Game_SelectedPos.BlockPos;
if (!Game_SelectedPos.Valid || !World_Contains(pos.X, pos.Y, pos.Z)) return;
old = World_GetBlock(pos.X, pos.Y, pos.Z);
if (Blocks.Draw[old] == DRAW_GAS || !Blocks.CanDelete[old]) return;
Game_ChangeBlock(pos.X, pos.Y, pos.Z, BLOCK_AIR);
Event_RaiseBlock(&UserEvents.BlockChanged, pos, old, BLOCK_AIR);
} else if (right) {
pos = Game_SelectedPos.TranslatedPos;
if (!Game_SelectedPos.Valid || !World_Contains(pos.X, pos.Y, pos.Z)) return;
old = World_GetBlock(pos.X, pos.Y, pos.Z);
block = Inventory_SelectedBlock;
if (AutoRotate_Enabled) block = AutoRotate_RotateBlock(block);
if (Game_CanPick(old) || !Blocks.CanPlace[block]) return;
/* air-ish blocks can only replace over other air-ish blocks */
if (Blocks.Draw[block] == DRAW_GAS && Blocks.Draw[old] != DRAW_GAS) return;
if (!InputHandler_CheckIsFree(block)) return;
Game_ChangeBlock(pos.X, pos.Y, pos.Z, block);
Event_RaiseBlock(&UserEvents.BlockChanged, pos, old, block);
} else if (middle) {
pos = Game_SelectedPos.BlockPos;
if (!World_Contains(pos.X, pos.Y, pos.Z)) return;
cur = World_GetBlock(pos.X, pos.Y, pos.Z);
if (Blocks.Draw[cur] == DRAW_GAS) return;
if (!(Blocks.CanPlace[cur] || Blocks.CanDelete[cur])) return;
if (!Inventory_CheckChangeSelected() || Inventory_SelectedBlock == cur) return;
/* Is the currently selected block an empty slot? */
if (Inventory_SelectedBlock == BLOCK_AIR) {
Inventory_SetSelectedBlock(cur); return;
}
/* Try to replace same block */
for (i = 0; i < INVENTORY_BLOCKS_PER_HOTBAR; i++) {
if (Inventory_Get(i) != cur) continue;
Inventory_SetSelectedIndex(i); return;
}
/* Try to replace empty slots */
for (i = 0; i < INVENTORY_BLOCKS_PER_HOTBAR; i++) {
if (Inventory_Get(i) != BLOCK_AIR) continue;
Inventory_Set(i, cur);
Inventory_SetSelectedIndex(i); return;
}
/* Finally, replace the currently selected block */
Inventory_SetSelectedBlock(cur);
}
}