Controller: implement spellcasting

SourceX/controls/game_controls.cpp

@@ -20,8 +20,6 @@ DWORD translate_controller_button_to_key(ControllerButton controller_button)
 		return questlog ? DVL_VK_SPACE : DVL_VK_ESCAPE;
 	case ControllerButton::BUTTON_B: // Right button
 		return sgpCurrentMenu || stextflag || questlog ? DVL_VK_RETURN : DVL_VK_SPACE;
-	case ControllerButton::BUTTON_X: // Left button
-		return 'X';
 	case ControllerButton::BUTTON_Y: // Top button
 		return DVL_VK_RETURN;
 	case ControllerButton::BUTTON_LEFTSTICK:
@@ -69,6 +67,12 @@ bool GetGameAction(const SDL_Event &event, GameAction *action)
 		if (!ctrl_event.up)
 			*action = GameAction(GameActionType::SECONDARY_ACTION);
 		return true;
+	case ControllerButton::BUTTON_X: // Left button
+		if (InGameMenu())
+			break; // Map to keyboard key
+		if (!ctrl_event.up)
+			*action = GameAction(GameActionType::CAST_SPELL);
+		return true;
 	case ControllerButton::BUTTON_A: // Bottom button
 		if (InGameMenu())
 			break; // Map to keyboard key

SourceX/controls/game_controls.h

@@ -10,6 +10,7 @@ enum class GameActionType {
 	USE_MANA_POTION,
 	PRIMARY_ACTION,   // Talk to towners, click on inv items, attack, etc.
 	SECONDARY_ACTION, // Open chests, doors, pickup items.
+	CAST_SPELL,
 	TOGGLE_INVENTORY,
 	TOGGLE_CHARACTER_INFO,
 	TOGGLE_QUICK_SPELL_MENU,

SourceX/miniwin/misc_msg.cpp

@@ -361,6 +361,16 @@ WINBOOL PeekMessageA(LPMSG lpMsg, HWND hWnd, UINT wMsgFilterMin, UINT wMsgFilter
 		case GameActionType::SECONDARY_ACTION:
 			performSecondaryAction();
 			break;
+		case GameActionType::CAST_SPELL:
+			if (pcurs >= CURSOR_FIRSTITEM && invflag)
+				// Drop item so that it does not get destroyed.
+				DropItemBeforeTrig();
+			if (!invflag && !talkflag)
+				// Cast the spell.
+				RightMouseDown();
+			// Close active menu if any / stop walking.
+			PressEscKey();
+			break;
 		case GameActionType::TOGGLE_QUICK_SPELL_MENU:
 			ShowCursor();
 			lpMsg->message = DVL_WM_KEYDOWN;