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WGT28.C
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C/C++ Source or Header
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1992-09-14
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713b
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36 lines
#include <conio.h>
#include <wgt.h>
/* WORDUP Graphics Toolkit Version 3.0
Demonstration program 28
Shows wpan.
Since 320x200x256 doesn't support multiple pages, the vertical
lines you might see when the screen scrolls down is just what is
in memory after the VGA screen buffer. Do not be alarmed.
*/
int i;
void main(void)
{
vga256(); // initializes system
for (i=1; i<200; i++)
{
wsetcolor(i);
wline(0,0,319,i);
wsetcolor(200-i);
wline(319,199,0,i);
}
do {
for (i=0; i<100; i++) { wpan(i*320); delay(20);}
for (i=0; i<50; i++) { wpan(rand() % 10); delay(40);}
} while (!kbhit());
getch();
textmode(C80); // used to return to text mode
}