--- /dev/null
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <X11/Xlib.h>
+#include "defs.h"
+
+#include "yubi.ic"
+#include "yubi_mask.ic"
+#include "wait.ic"
+#include "wait_mask.ic"
+
+#define DEFAULTWIDTH 500
+#define DEFAULTHEIGHT 600
+
+
+unsigned int BDDIOwidth, BDDIOheight;
+
+ Display *disp;
+ Window window;
+ GC wingc;
+ XFontStruct *fontinfo;
+static Cursor yubicu, waitcu;
+ int scrn;
+static int cripx0, cripx1, cripy0, cripy1;
+
+
+void SetCrippingWindow( x0, y0, x1, y1 )
+ unsigned int x0, y0, x1, y1;
+{
+ cripx0 = x0;
+ cripy0 = y0;
+ cripx1 = x1;
+ cripy1 = y1;
+}
+
+
+static void ClearWindow(){
+ XClearWindow( disp, window );
+}
+
+
+void ResetWindowSize(){
+ XWindowAttributes info;
+
+ XGetWindowAttributes( disp, window, &info );
+ if( info.width != BDDIOwidth || info.height != BDDIOheight ){
+ BDDIOwidth = info.width;
+ BDDIOheight = info.height;
+ SetCrippingWindow( 0, 0, BDDIOwidth, BDDIOheight );
+ ClearWindow();
+ }
+ LocationResetLocation( BDDIOwidth, BDDIOheight );
+}
+
+
+void QueryColor( foreground, background )
+ int *foreground, *background;
+{
+ *foreground = BlackPixel( disp, scrn );
+ *background = WhitePixel( disp, scrn );
+}
+
+
+static void DefineCursor(){
+ static XColor frground = {0L, 0, 0, 0};
+ static XColor bground = {0L, 65535, 65535, 65535};
+ Pixmap pix, maskpix;
+
+ pix = XCreateBitmapFromData( disp, window,
+ yubi_bits, yubi_width, yubi_height );
+ maskpix = XCreateBitmapFromData( disp, window,
+ yubi_mask_bits,
+ yubi_mask_width, yubi_mask_height );
+/* pix = XCreatePixmapFromBitmapData( disp, window,
+ yubi_bits, yubi_width, yubi_height,
+ BlackPixel( disp, scrn ),
+ WhitePixel( disp, scrn ),
+ 1 );
+ maskpix = XCreatePixmapFromBitmapData( disp, window,
+ yubi_bits, yubi_width, yubi_height,
+ BlackPixel( disp, scrn ),
+ WhitePixel( disp, scrn ),
+ 1 );
+*/
+ yubicu = XCreatePixmapCursor( disp, pix, maskpix,
+ &frground, &bground,
+ (unsigned int)yubi_x_hot,
+ (unsigned int)yubi_y_hot );
+ XFreePixmap( disp, pix );
+ XFreePixmap( disp, maskpix );
+
+ pix = XCreateBitmapFromData( disp, window,
+ wait_bits, wait_width, wait_height );
+ maskpix = XCreateBitmapFromData( disp, window,
+ wait_mask_bits,
+ wait_mask_width, wait_mask_height );
+ waitcu = XCreatePixmapCursor( disp, pix, maskpix,
+ &frground, &bground,
+ (unsigned int)wait_x_hot,
+ (unsigned int)wait_y_hot );
+ XFreePixmap( disp, pix );
+ XFreePixmap( disp, maskpix );
+}
+
+
+static void KillCursor(){
+ XFreeCursor( disp, yubicu );
+ XFreeCursor( disp, waitcu );
+}
+
+
+int WindowOpen( server, fontname )
+ char *server;
+ char *fontname;
+{
+ char geo[ 50 ], defgeo[ 50 ];
+ char fname[ 50 ];
+
+ disp = XOpenDisplay( server );
+ if( disp == NULL ){
+ fprintf( stderr, "Can't open display '%s.'\n", server );
+ return( FALSE );
+ }
+ scrn = XDefaultScreen( disp );
+ if( fontname == NULL || *fontname == '\0' ){
+ strcpy( fname, "fixed" );
+ }
+ else{
+ strcpy( fname, fontname );
+ }
+ fontinfo = XLoadQueryFont( disp, fname );
+ if( fontinfo == NULL ){
+ fprintf( stderr, "Can't open font '%s.'\n", fname );
+ return( FALSE );
+ }
+ if( BDDIOwidth == 0 || BDDIOheight == 0 ){
+ BDDIOwidth = DEFAULTWIDTH;
+ BDDIOheight = DEFAULTHEIGHT;
+ SetCrippingWindow( 0, 0, BDDIOwidth, BDDIOheight );
+ LocationResetLocation( BDDIOwidth, BDDIOheight );
+ }
+ window = XCreateSimpleWindow( disp, XRootWindow( disp, scrn ),
+ 0, 0, BDDIOwidth, BDDIOheight, 3,
+ BlackPixel( disp, scrn ), WhitePixel( disp, scrn ) );
+ XSelectInput( disp, window, ButtonPressMask | ExposureMask | KeyPressMask );
+
+ XStoreName( disp, window, "BDD viewer" );
+ wingc = XCreateGC( disp, window, 0, NULL );
+ XSetState( disp, wingc,
+ BlackPixel( disp, scrn ), WhitePixel( disp, scrn ),
+ GXcopy, AllPlanes );
+ XSetFont( disp, wingc, fontinfo->fid );
+ XSetArcMode( disp, wingc, ArcChord );
+ DefineCursor();
+ XDefineCursor( disp, window, waitcu );
+ XMapWindow( disp, window );
+ return( TRUE );
+}
+
+
+void WindowClose(){
+ Spark();
+ XSync( disp, 0 );
+ KillCursor();
+ XDestroyWindow( disp, window );
+ XFreeFont( disp, fontinfo );
+ XCloseDisplay( disp );
+}
+
+
+void Wait(){
+ XEvent event;
+ int exitf;
+ static char message[] = " Beware of X's bug!";
+
+ exitf = 0;
+ do{
+ XNextEvent( disp, &event );
+ switch( event.type ){
+ case Expose:
+ XDefineCursor( disp, window, waitcu );
+ Show();
+#ifdef VERBOSE
+ XDrawImageString( disp, window, wingc,
+ 0, 0 + fontinfo->ascent, message, strlen( message ) );
+#endif
+ XDefineCursor( disp, window, yubicu );
+ break;
+ case ButtonPress:
+ exitf = 1;
+ break;
+ }
+ }while( exitf == 0 );
+}
+
+
+int MeanFontWidth(){
+ return( fontinfo->min_bounds.width );
+}
+
+
+int DontCrip( x, y )
+ int x, y;
+{
+ return( ( x >= cripx0 ) & ( x <= cripx1 )
+ & ( y >= cripy0 ) & ( y <= cripy1 ) );
+}
+
+
+Interrupt(){
+ int b;
+ XEvent event;
+
+ XSync( disp, 0 );
+/* b = XCheckWindowEvent( window, ExposeWindow, &event );
+ if( b == 1 ){
+ XPutBackEvent( &event );
+ }
+ return( b );*/
+ return( 0 );
+}
+
+
+
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