Rabbit OP7100 User Manual Page 58

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OP710058
Software
void op71Left1( int left, int top, int cols,
int rows );
Scrolls byte-aligned window left one pixel, right column is filled by
current pixel type (color).
PARAMETERS: left is the left edge of the window, must be evenly
divisible by 8.
top is the top edge of the window.
cols is the number of columns in the window, must be evenly divisible
by 8.
rows is the number of rows in the window.
void op71Right1( int left, int top, int cols,
int rows );
Scrolls byte-aligned window right one pixel, left column is filled by
current pixel type (color).
PARAMETERS: left is the left edge of the window, must be evenly
divisible by 8.
top is the top edge of the window.
cols is the number of columns in the window, must be evenly divisible
by 8.
rows is the number of rows in the window.
void op71Up1( int left, int top, int cols,
int rows );
Scrolls byte-aligned window up one pixel, bottom column is filled by
current pixel type (color).
PARAMETERS: left is the left edge of the window, must be evenly
divisible by 8.
top is the top edge of the window.
cols is the number of columns in the window, must be evenly divisible
by 8.
rows is the number of rows in the window.
The op71Left1, op71Right1, op71Up1, and op71Down1
function calls may be called multiple times to provide a smoother
scrolling effect than provided by the scroll function calls. Do
not change the parameters to preserve the window being
scrolled.
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