Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegames@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 178 insertions, 0 deletions

diff --git a/ktron/tron.h b/ktron/tron.h
new file mode 100644
index 00000000..ebfc1d56
--- /dev/null
+++ b/ktron/tron.h
@@ -0,0 +1,178 @@
+/* ********************************************************************************
+  This file is part of the game 'KTron'
+
+  Copyright (C) 1998-2000 by Matthias Kiefer <matthias.kiefer@gmx.de>
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU 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 General Public License for more details.
+  
+  You should have received a copy of the GNU 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 TRON_H
+#define TRON_H
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <qwidget.h>
+#include <qpainter.h>
+#include <qpixmap.h>
+#include <math.h>
+#include <krandomsequence.h>
+
+class KActionCollection;
+
+#include "player.h"
+
+enum Player{One,Two,Both,Nobody};
+// Bits that defines the rect and which sides to draw
+enum {BACKGROUND=0, PLAYER1=1,PLAYER2=2,TOP=4,BOTTOM=8,LEFT=16,RIGHT=32};
+
+/**
+* @short The playingfield
+*/
+class Tron : public QWidget
+{
+  Q_OBJECT
+
+public:
+  Tron(QWidget *parent=0, const char *name=0);
+  ~Tron();
+  void setActionCollection(KActionCollection*);
+  void updatePixmap();
+  void setBackgroundPix(QPixmap);
+  void setComputerplayer(Player player, bool);
+  bool isComputer(Player player);
+  void setVelocity(int);
+  void setRectSize(int newSize);
+
+public slots:
+  /** Starts a new game. The difference to reset is, that the players
+  * points are set to zero. Emits gameEnds(Nobody).
+  */
+  void newGame();
+  void togglePause();
+
+  /**
+  * checks if both players are computer and starts the game
+  */
+  void computerStart();
+
+  void loadSettings();
+
+signals:
+  void gameEnds(Player loser);
+  void gameReset();
+
+protected:
+  /** bitBltīs the rect that has to be updated from the
+  * bufferpixmap on the screen and writes eventually text
+  */
+  void paintEvent(QPaintEvent *);
+  /** resets game and creates a new playingfield */
+  void resizeEvent(QResizeEvent *);
+  void keyPressEvent(QKeyEvent *);
+  void keyReleaseEvent(QKeyEvent *);
+  /** pauses game */
+  void focusOutEvent(QFocusEvent *);
+
+private:
+  /** Stores key shortcuts */
+  KActionCollection* actionCollection;
+  /** Drawing buffer */
+  QPixmap *pixmap;
+  /** The playingfield */
+  QMemArray<int> *playfield;
+  /** game status flag */
+  bool gamePaused;
+  /** game status flag */
+  bool gameEnded;
+  /**  used for waiting after game ended */
+  bool gameBlocked;
+  /** flag, if a string should be drawn, how to start the game */
+  bool beginHint;
+  /** Height  of the playingfield in number of rects*/
+  int fieldHeight;
+  /** Width of the playingfield in number of rects*/
+  int fieldWidth;
+  QTimer *timer;
+  player players[2];
+
+  /** Backgroundpixmap **/
+  QPixmap bgPix;
+
+  /** time in ms between two moves */
+  int velocity;
+  /** size of the rects */
+  int rectSize;
+
+  /** The random sequence generator **/
+  KRandomSequence random;
+
+  // Options
+  /** determines level of computerplayer */
+  int lookForward;
+
+  // Funktionen
+  /** resets the game */
+  void reset();
+  /** starts the game timer */
+  void startGame();
+  /** stops the game timer */
+  void stopGame();
+  /** creates a new playfield and a bufferpixmap */
+  void createNewPlayfield();
+  /** paints players at current player coordinates */
+  void paintPlayers();
+  /** draws a rect in current TronStyle at position x,y of the playingfield */
+  void drawRect(QPainter & p, int x, int y);
+  /** emits gameEnds(Player) and displays the winner by changing color*/
+  void showWinner(Player winner);
+
+  /** calculates if player playerNr would crash
+  * if he moves xInc in x-direction and yInc in y-direction
+  */
+  bool crashed(int playerNr,int xInc, int yInc) const;
+  /** calculates if player playerNr should change direction */
+  void think(int playerNr);
+  void changeDirection(int playerNr,int dis_right,int dis_left);
+
+  /** sets the direction of player playerNr to newDirection */
+  void switchDir(int playerNr,Directions::Direction newDirection);
+  /**
+  * updates the the rect at current position to not draw a
+  * border in the direction of the next step.
+  * (only used in mode OLine)
+  *
+  * -1 means update both players
+  */
+  void updateDirections(int playerNr=-1);
+  
+private slots:
+    /**
+    * This is the main function of KTron.
+    * It checkes if an accelerator is pressed and than moves this player
+    * forward. Then it checkes if a crash occurred.
+    * If no crash happen it moves both players forward and checks again
+    * if someone crashed.
+    */
+    void doMove();
+    void unblockGame();
+    void showBeginHint();
+};
+
+
+#endif // TRON_H
+