73 lines
2 KiB
C++
73 lines
2 KiB
C++
/*
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Copyright (c) 2014, Matthias Schiffer <mschiffer@universe-factory.net>
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <SDL.h>
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#include <cstdint>
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#include <unordered_set>
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namespace RPGEdit {
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namespace Control {
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class InputHandler {
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private:
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std::unordered_set<uint16_t> pressedKeys;
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std::unordered_set<uint16_t> unhandledKeys;
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public:
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void keyPressed(SDL_Scancode key) {
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pressedKeys.insert(key);
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unhandledKeys.insert(key);
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}
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void keyReleased(SDL_Scancode key) {
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pressedKeys.erase(key);
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}
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void keyHandled(SDL_Scancode key) {
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unhandledKeys.erase(key);
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}
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void resetHandled() {
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unhandledKeys.clear();
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}
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bool isKeyPressed(SDL_Scancode key) {
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return pressedKeys.count(key);
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}
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bool isKeyUnhandled(SDL_Scancode key) {
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return unhandledKeys.count(key);
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}
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};
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}
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}
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