static void _DrawPercentLabel( short xc, short yc, short xradius,
short yradius, float xratio, float yratio, float value )
//==================================================================
/* Draws the percents on the pie graph. This function was created to
save some space.
*/
{
short x, y;
short length;
short pixels;
char buffer[ 10 ];
_setcolor( _PGPalette[ 1 ].color );
_StringPrint( buffer, _PG_DECFORMAT, 1, 100 * value );
length = strlen( buffer );
buffer[ length ] = '%';
buffer[ length + 1 ] = '\0';
pixels = _getgtextextent( buffer );
x = xc + xratio * ( _CharWidth + xradius );
y = yc - yratio * ( 3 * _CharHeight / 2 + yradius ) - _CharHeight / 2;
if( xratio > 0 ) {
_moveto( x, y );
} else {
_moveto( x - pixels, y );
}
_outgtext( buffer );
}
void press_key()
//==============
// Display a message and wait for the user to press a key
{
int len;
char *msg;
struct _fontinfo info;
_getfontinfo( &info );
msg = " Press any key ";
len = _getgtextextent( msg );
_setcolor( 4 );
_rectangle( _GFILLINTERIOR, xmax - len, 0,
xmax - 1, info.pixheight + 2 );
_setcolor( 15 );
_moveto( xmax - len, 1 );
_outgtext( msg );
getch();
}
_WCRTLINK short _WCI86FAR _CGRAPH _pg_vlabelchart( chartenv _WCI86FAR *env,
short x, short y, short color, char _WCI86FAR *label )
//===========================================================================
/* Draws vertical label on the chart. Coordinates are relative to the
upper left corner of the chartwindow. */
{
char buffer[ 2 ];
_setcolor( _PGPalette[ color ].color );
buffer[ 1 ] = '\0';
x += env->chartwindow.x1;
y += env->chartwindow.y1;
while( *label != '\0' ) {
buffer[ 0 ] = *label;
_moveto( x + ( _CharWidth - _getgtextextent( buffer ) ) / 2, y );
_outgtext( buffer );
++label;
y += _CharHeight;
}
return( 0 );
}