1 files changed, 155 insertions, 0 deletions
diff --git a/kenolaba/Ball.h b/kenolaba/Ball.h
new file mode 100644
index 00000000..1a3e0d28
--- /dev/null
+++ b/kenolaba/Ball.h
@@ -0,0 +1,155 @@
+/* Class Ball, BallWidget
+ *
+ * Online rendered balls with caching + animation widget
+ *
+ * Supported static effects
+ *  - ball color
+ *  - ripple texture
+ *
+ * Supported animation sequences for now:
+ *  - Color Blending
+ *  - Texture rotate
+ *
+ * April 1999, Josef Weidendorfer
+ */
+
+#ifndef _BALL_H_
+#define _BALL_H_
+
+#include <qpixmap.h>
+#include <qimage.h>
+#include <qcolor.h>
+#include <qwidget.h>
+#include <qptrlist.h>
+
+/* textures for balls */
+#define TEX_FLAT   0
+#define TEX_RIPPLE 1
+
+class Ball {
+  
+ public:
+  Ball(const QColor& c, double a = 0.0, int t=TEX_RIPPLE );
+  ~Ball();
+
+  QPixmap* pixmap();
+
+  double angle() { return an; }
+  QColor ballColor() { return bColor; }
+  void setSpecials(double z, double f, double l)
+    { zoom = z, flip=f, limit=l; }
+
+  static int w() { return sizeX; }
+  static int h() { return sizeY; }
+  static void setSize(int x,int y);
+  static void setLight(int x=5, int y=3, int z=10, 
+		       const QColor& c = QColor(200,230,255) );
+  static void setTexture(double c=13., double d=.2);
+
+ private:
+
+  void render();
+  static void invalidate();
+
+  //static QImage back;
+  static int sizeX, sizeY;
+  static double lightX, lightY, lightZ;
+  static QColor lightColor;
+  static double rippleCount, rippleDepth;
+
+  QPixmap pm;
+  QColor bColor;
+  double an, sina, cosa;
+  double zoom, flip, limit;
+  int tex;
+
+  Ball *next;
+  static Ball* first;
+};
+
+
+class BallAnimation {
+ public:
+  BallAnimation(int s, Ball*, Ball*);
+
+  int steps;
+  QPtrList<Ball> balls;
+};
+
+#define ANIMATION_STOPPED 0
+#define ANIMATION_FORWARD 1
+#define ANIMATION_BACK    2
+#define ANIMATION_LOOP    3
+#define ANIMATION_CYCLE   4
+
+class BallPosition {
+ public:
+  BallPosition(int xp,int yp, Ball* d);
+
+  int x, y, actStep, actDir, actType;
+  Ball* def;
+  BallAnimation* actAnimation;
+};
+
+#define MAX_POSITION  130
+#define MAX_ANIMATION  20
+
+class BallWidget : public QWidget
+{
+  Q_OBJECT
+
+ public:
+  BallWidget(int _freq, int bFr, QWidget *parent = 0, const char *name = 0);
+  ~BallWidget();
+
+  void createBlending(int, int, Ball* , Ball* );
+  void createBallPosition(int, int x, int y, Ball*);
+  
+  void startAnimation(int pos, int anim, int type=ANIMATION_FORWARD);
+  void stopAnimation(int pos);
+
+  void paint(QPaintDevice *);
+  
+  virtual void resizeEvent(QResizeEvent *);
+  virtual void paintEvent(QPaintEvent *);
+
+ signals:
+  void animationFinished(int);
+  void animationsFinished(void);
+
+ protected:
+  void drawBackground();
+
+ private slots:
+  void animate();
+
+ protected:
+  QMemArray<BallPosition*> positions;
+  QMemArray<BallAnimation*> animations;
+
+ private:
+  int freq;
+  int xStart, yStart, realSize, ballFraction;
+  bool isRunning;
+  QTimer *timer;
+};
+
+
+/* Ball Test */
+
+class BallTest: public BallWidget
+{
+  Q_OBJECT
+public:
+  BallTest(QWidget *parent=0, const char *name=0 );
+protected:
+  void mousePressEvent( QMouseEvent * );
+  void mouseReleaseEvent( QMouseEvent * );
+
+
+};
+
+
+
+
+#endif // _BALL_H_