void glLeft1(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 top left corner of bitmap, must be evenly divisible by 8, otherwise truncates.
top
is the top left corner of the bitmap.
cols
is the number of columns in the window, must be evenly divisible by 8, otherwise truncates.
rows
is the number of rows in the window.
RETURN VALUE
None.
SEE ALSO
glHScroll, glRight1
void glRight1(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 top left corner of bitmap, must be evenly divisible by 8, otherwise truncates.
top
is the top left corner of the bitmap.
cols
is the number of columns in the window, must be evenly divisible by 8, otherwise truncates.
rows
is the number of rows in the window.
RETURN VALUE
None.
SEE ALSO
glHScroll, glLeft1
void glUp1(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 top left corner of bitmap, must be evenly divisible by 8, otherwise truncates.
top
is the top left corner of the bitmap.
cols
is the number of columns in the window, must be evenly divisible by 8, otherwise truncates.
rows
is the number of rows in the window.
RETURN VALUE
None.
SEE ALSO
glVScroll, glDown1
104
Fox (LP3500)