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1.22 Get text data from VRAM. <Main>
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[Name]
crt_gettextimg
[Syntax]
#include <crt.h>
int crt_gettextimg( unsigned int y1, unsigned int len x1,
unsigned int y2, unsigned int len x2,
unsigned long *buf ) ;
[Arguments]
y1 Left,upper position of the area from where characters are
got.
x1 Left,lower position of the area from where characters are
got.
y2 Right,lower position of the area from where characters are
got.
x2 Right,upper position of the area from where characters are
got.
buf Area that characters data are stored.
[Return]
Returns zero when terminated normally, not zero when error, i.e.
specified coordinates is not correct, is occurred.