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/*
* Copyright (C) 2007-2008 John-Paul Stanford <jp@stanwood.org.uk>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this program; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef BOARD_H
#define BOARD_H
// Qt
#include <QDir>
#include <QGraphicsScene>
#include <QList>
#include <QQueue>
#include <QSize>
// KDE
#include <KGameRenderer>
class Plane;
class Building;
class Bomb;
/**
* This class used to represent the game board. This makes sure all the game objects
* get moved and redrawn every second. It also checks for any collisions
*/
class BomberBoard : public QGraphicsScene
{
Q_OBJECT
public:
/**
* The constructor used to create the board.
* \param renderer The renderer used to render game objects
* \param view The graphics view object which this board is bound to
* \param parent The widget which the board is inserted into
*/
explicit BomberBoard(KGameRenderer * renderer, QGraphicsView * view, QObject * parent = nullptr);
~BomberBoard();
/**
* This is called when the game board is resized
* \param size The new tile size used on the game board
*/
void resize(QSize & size);
/**
* This will redraw the game board
*/
void redraw();
/**
* This is called to start a new level
* \param level The level number been started
*/
void newLevel(unsigned int level);
/**
* This is called to pause the game.
* \param val True if paused, otherwise false
*/
void setPaused(bool val);
/**
* This will convert the tile location to actual cords on the board
* \param pos The cords relative to the tile
* \return The cords relative to the widget
*/
QPoint mapPosition(const QPointF & pos) const;
/**
* This will convert the widget location to tile locations
* \param pos The cords relative to the widget
* \return The cords relative to the tile
*/
QPointF unmapPosition(const QPoint & pos) const;
/**
* Used to set the plane state to flying and move it to the start position
*/
void resetPlane();
/**
* This will attempt to drop a bomb if their is not already a bomb dropping
*/
void dropBomb();
signals:
/**
* This is emitted when a plane crashes into a building
*/
void onPlaneCrash();
void playBombSound();
void playCrashSound();
/**
* This signal is emitted when a bomb hits a building and before it's exploding
* animation starts
*/
void onBombHit();
/**
* This is emitted when the level has been cleared of all buildings
*/
void levelCleared();
public slots:
/**
* This is called when the settings change to save the settings
*/
void settingsChanged();
private slots:
/**
* This is called once a second to update and draw all the game objects
*/
void tick();
/**
* This is called when a plane has finished exploding
*/
void planeExploded();
/**
* This is called when a bomb has finished exploding
*/
void bombExploded();
private:
/**
* This is called when a bomb hits a building
* \param bomb The bomb that hit
* \param moveBombToX The x position to move the explosion too
* \param moveBombToY The y position to move the explosion too
*/
void bombHit(Bomb * bomb, qreal moveBombToX, qreal moveBombToY);
/**
* This is used to remove all the current game objects, usually called before
* stating a new level
*/
void clear();
/**
* This is used to check for any collisions of the plane or bombs
*/
void checkCollisions();
/**
* This is called when a plane crashes into a building
*/
void crashed();
/**
* This is the renderer used to render game objects
*/
KGameRenderer * m_renderer;
/**
* This is the size of a tiling block
*/
QSize m_tileSize;
QTimer * m_clock;
/**
* If their is a bomb currently dropping then it is pointed to by this
*/
Bomb * m_bomb;
/**
* This points to the plane object used in the level
*/
Plane * m_plane;
/**
* This contains all the buildings in the current level
*/
QList<Building *> m_buildings;
/**
* This contains all the bombs that are currently exploding
*/
QQueue<Bomb *> m_explodingBombs;
/**
* This is the number of blocks that make up the buildings
*/
unsigned int m_buildingBlocks;
/**
* This is the graphics view object which this board is bound.
*/
QGraphicsView * m_view;
};
#endif
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