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Diffstat (limited to 'src/guichan/input.hpp')
| -rw-r--r-- | src/guichan/input.hpp | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/src/guichan/input.hpp b/src/guichan/input.hpp new file mode 100644 index 000000000..7510d3cb2 --- /dev/null +++ b/src/guichan/input.hpp @@ -0,0 +1,115 @@ +/* _______ __ __ __ ______ __ __ _______ __ __ + * / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\ + * / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / / + * / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / / + * / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / / + * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ / + * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/ + * + * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson + * + * + * Per Larsson a.k.a finalman + * Olof Naessén a.k.a jansem/yakslem + * + * Visit: http://guichan.sourceforge.net + * + * License: (BSD) + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name of Guichan nor the names of its contributors may + * be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED + * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef GCN_INPUT_HPP +#define GCN_INPUT_HPP + +#include "guichan/platform.hpp" + +namespace gcn +{ + class KeyInput; + class MouseInput; + + /** + * Abstract class for providing functions for user input. + * + * Guichan contains implementations of Input for common + * libraries like the Allegro library, the HGE library, + * and the SDL library. + * To make Guichan usable with other libraries, an Input + * class must be implemented. + * + * @see AllegroInput, HGEInput, OpenLayerInput, + * SDLInput + */ + class GCN_CORE_DECLSPEC Input + { + public: + + /** + * Destructor. + */ + virtual ~Input(){ } + + /** + * Checks if the key queue is empty, or not. + * + * @return True if the key queue is empty, + * false otherwise. + */ + virtual bool isKeyQueueEmpty() = 0; + + /** + * Dequeues the key input queue. + * + * @return The first key input in the key input queue. + */ + virtual KeyInput dequeueKeyInput() = 0; + + /** + * Checks if the mouse queue is empyt, or not. + * + * @return True if the mouse queue is empty, + * false otherwise. + */ + virtual bool isMouseQueueEmpty() = 0; + + /** + * Dequeues the mouse input queue. + * + * @return The first mouse input in the mouse input queue. + */ + virtual MouseInput dequeueMouseInput() = 0; + + /** + * Polls all exsisting input. Called when input should + * be polled. The function exists for compatibility reason + * where some libraries need to poll input at a certain + * logic rate. + */ + virtual void _pollInput() = 0; + }; +} + +#endif // end GCN_INPUT_HPP |