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70 lines
2.2 KiB
C++
70 lines
2.2 KiB
C++
/*
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* InputSourceGameController.h, part of VCMI engine
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*
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* Authors: listed in file AUTHORS in main folder
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*
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* License: GNU General Public License v2.0 or later
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* Full text of license available in license.txt file, in main folder
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*
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*/
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#pragma once
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#include <SDL_events.h>
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#include <SDL_gamecontroller.h>
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#include "../../lib/Point.h"
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#include "../gui/Shortcut.h"
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/// Class that handles game controller input from SDL events
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class InputSourceGameController
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{
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static void gameControllerDeleter(SDL_GameController * gameController);
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using GameControllerPtr = std::unique_ptr<SDL_GameController, decltype(&gameControllerDeleter)>;
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std::map<int, GameControllerPtr> gameControllerMap;
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std::set<SDL_GameControllerAxis> pressedAxes;
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std::chrono::steady_clock::time_point lastCheckTime;
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double cursorAxisValueX;
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double cursorAxisValueY;
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double cursorPlanDisX;
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double cursorPlanDisY;
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bool scrollAxisMoved;
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Point scrollStart;
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Point scrollCurrent;
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double scrollAxisValueX;
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double scrollAxisValueY;
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double scrollPlanDisX;
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double scrollPlanDisY;
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const double configTriggerThreshold;
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const double configAxisDeadZone;
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const double configAxisFullZone;
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const double configAxisSpeed;
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const double configAxisScale;
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void openGameController(int index);
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int getJoystickIndex(SDL_GameController * controller);
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double getRealAxisValue(int value) const;
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void dispatchAxisShortcuts(const std::vector<EShortcut> & shortcutsVector, SDL_GameControllerAxis axisID, int axisValue);
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void tryToConvertCursor();
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void doCursorMove(int deltaX, int deltaY);
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int getMoveDis(float planDis);
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void handleCursorUpdate(int32_t deltaTimeMs);
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void handleScrollUpdate(int32_t deltaTimeMs);
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bool isScrollAxisReleased() const;
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public:
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InputSourceGameController();
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void tryOpenAllGameControllers();
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void handleEventDeviceAdded(const SDL_ControllerDeviceEvent & device);
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void handleEventDeviceRemoved(const SDL_ControllerDeviceEvent & device);
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void handleEventDeviceRemapped(const SDL_ControllerDeviceEvent & device);
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void handleEventAxisMotion(const SDL_ControllerAxisEvent & axis);
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void handleEventButtonDown(const SDL_ControllerButtonEvent & button);
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void handleEventButtonUp(const SDL_ControllerButtonEvent & button);
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void handleUpdate();
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};
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