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/* |
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* The ManaPlus Client |
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* Copyright (C) 2013-2019 The ManaPlus Developers |
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* Copyright (C) 2019-2021 Andrei Karas |
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* |
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* This file is part of The ManaPlus Client. |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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#include "input/touch/multitouchmanager.h" |
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#ifdef USE_SDL2 |
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#include "render/graphics.h" |
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#include "gui/sdlinput.h" |
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#endif // USE_SDL2 |
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#include "debug.h" |
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MultiTouchManager multiTouchManager; |
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MultiTouchManager::MultiTouchManager() : |
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mEvents() |
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{ |
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} |
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MultiTouchManager::~MultiTouchManager() |
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{ |
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} |
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void MultiTouchManager::init() |
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{ |
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} |
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#ifdef USE_SDL2 |
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void MultiTouchManager::updateFinger(const SDL_Event &event, const bool active) |
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{ |
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const SDL_TouchFingerEvent &touch = event.tfinger; |
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MultiTouchEventsMap &device = mEvents[touch.touchId]; |
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MultiTouchEvent &finger = device[touch.fingerId]; |
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finger.active = active; |
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finger.x = touch.x; |
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finger.y = touch.y; |
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} |
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void MultiTouchManager::handleFingerDown(const SDL_Event &event) |
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{ |
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updateFinger(event, true); |
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const SDL_TouchFingerEvent &touch = event.tfinger; |
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checkDevice(touch.touchId, touch.fingerId); |
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} |
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void MultiTouchManager::handleFingerUp(const SDL_Event &event) |
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{ |
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updateFinger(event, false); |
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} |
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void MultiTouchManager::checkDevice(const long touchId, |
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const long fingerId) |
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{ |
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if (fingerId != 1 || !guiInput) |
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return; |
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MultiTouchEventsMap &device = mEvents[touchId]; |
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MultiTouchEvent &finger0 = device[0]; |
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if (finger0.active) |
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{ |
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MultiTouchEvent &finger1 = device[1]; |
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if (finger1.active) |
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{ |
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const int w = mainGraphics->mWidth; |
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const int h = mainGraphics->mHeight; |
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guiInput->simulateMouseClick(finger0.x * w, finger0.y * h, |
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MouseButton::RIGHT); |
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} |
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} |
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} |
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#endif // USE_SDL2 |