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#ifndef _FISHMON_H_
#define _FISHMON_H_
#include <gdk/gdk.h>
#include <gdk/gdkx.h>
#define POWER2 12
#define REALY(y) ((y) >> POWER2)
#define MAKEY(y) ((y) << POWER2)
/* we are going to try and make this independent from 56x56 problem,
* so that someone interested can zoom this to say 256x256 */
/* perform clipping outside this range, also this is the size of the
* drawing area */
#define XMAX 56
#define YMAX 56
/* this is the max size of the RGB buffer: 56 * 56 * 3
* used for memcpy, memset, etc operations */
#define RGBSIZE (XMAX * YMAX * 3)
/* size of the colormap based image */
#define CMAPSIZE (XMAX * YMAX)
/* where WEED is located */
#define WEEDY (YMAX - 12)
/* width of sprite header, sprite cmap alias, sprite master block alias */
#define HWIDTH width
#define THE_CMAP header_data_cmap
#define THE_DATA header_data
/* how many fishes? */
#define NRFISH 4
#define MAXBUBBLE 32
/* main structure holding all sprites used in this dockapp */
typedef struct {
int w; /* sprite width */
int h; /* sprite height */
int srcx; /* sprite start in sprites.h */
int srcy; /* sprite start in sprites.h */
unsigned char *data; /* pointer to sprite image */
} Sprite;
/* structure describing each fish */
typedef struct {
int speed; /* amount of pixels to add for next move */
int tx; /* current x position */
int y; /* current y position */
int travel; /* how far to move beyond the screen */
int rev; /* going left or right? */
int frame; /* current animation frame */
int delay; /* how quick we swap frames */
int turn; /* in "turn" mode */
} Fish;
/* structure describing weed */
typedef struct {
int where; /* x position */
int frame; /* which frame are we on now */
int delay; /* delay for each weed */
} Weed;
typedef struct {
int x; /* x position */
int y; /* y position */
int dy; /* vertical velocity */
int frame; /* current frame type */
} Bubble;
/* main dockapp info structure. windows, buffers, etc */
typedef struct {
Display *display; /* X11 display */
GdkWindow *win; /* main window */
GdkWindow *iconwin; /* icon window */
GdkGC *gc; /* drawing GC */
GdkPixmap *pixmap; /* main dockapp pixmap */
GdkBitmap *mask; /* dockapp mask */
Fish fishes[NRFISH]; /* fishes */
Weed weeds[3]; /* 3 weeds */
Bubble bubbles[MAXBUBBLE]; /* bubbles */
int nr_bubbles; /* current bubble count */
/* main image buffer */
unsigned char rgb[RGBSIZE];
/* cmap based buffer for sprites, etc - notice not RGB buffer */
unsigned char image[CMAPSIZE];
/* back buffer - stores things we dont want to redraw all the time */
unsigned char bgr[RGBSIZE];
} FishMonData;
#endif /* _FISHMON_H_ */
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