+++ /dev/null
-
-/*******************************************************************************
-
- Copyright (c) 2009, Charles McGarvey
- All rights reserved.
-
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions are met:
-
- * Redistributions of source code must retain the above copyright notice,
- this list of conditions and the following disclaimer.
- * 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.
-
- 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 HOLDER 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 _MOOF_ENGINE_HH_
-#define _MOOF_ENGINE_HH_
-
-#include <boost/shared_ptr.hpp>
-
-#include <Moof/Dispatch.hh>
-#include <Moof/Error.hh>
-#include <Moof/Video.hh>
-#include <Moof/Layer.hh>
-
-
-namespace Mf {
-
-
-class Settings;
-
-
-/**
- * The engine is essentially a stack of layers. While running, it updates each
- * layer from the bottom up every timestep. It also draws each layer from the
- * bottom up, adhering to the maximum frame-rate. Events are sent to each layer
- * from the top down until a layer signals the event was handled. The engine is
- * also responsible for firing timers on time. The engine will continue running
- * as long as there are layers on the stack.
- */
-
-class Engine
-{
-public:
-
- Engine();
- ~Engine() {}
-
- // loads settings: rngseed, timestep, framerate, showfps
- bool initWithSettings(const Settings& settings);
-
- const Error& getError() const;
- void clearError();
-
- // setting the video is required before you can run the engine and should
- // probably be done before adding any layers
- void setVideo(VideoP video);
- VideoP getVideo() const;
-
- int getFps() const;
-
- void push(LayerP layer); // push a layer onto the top
- LayerP pop(); // pop the top layer
- LayerP pop(Layer* layer); // pops a specific layer and all layers above it
- void clear(); // remove all layers (the engine will stop)
-
- int getSize() const; // get the size of the stack
-
- // set this machine in motion
- void run();
-
- Dispatch::Handler addHandler(const std::string& event,
- const Dispatch::Function& callback);
- Dispatch::Handler addHandler(const std::string& event,
- const Dispatch::Function& callback, Dispatch::Handler handler);
-
- void dispatch(const std::string& event,
- const Dispatch::Message* message = 0);
-
-private:
-
- class Impl;
- boost::shared_ptr<Impl> mImpl;
-};
-
-
-extern Engine engine;
-
-
-} // namespace Mf
-
-#endif // _MOOF_ENGINE_HH_
-
-/** vim: set ts=4 sw=4 tw=80: *************************************************/
-