Epson S1D13505F00A Technical Manual page 194

Embedded ramdac lcd/crt controller
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11: HARDWARE ABSTRACTION LAYER (HAL)
int seDrawInkLine(int DevID, long x1, long y1, long x2, long y2, DWORD Color)
Description:
This routine draws a line in 'Color' between the endpoints x1,y1 and x2,y2.
The value of 'Color' must be 0 to 3. Values 0 and 1 refer to the two user definable
colors. If 'Color' is 2 then the pixel will be transparent and if the value is 3 the pixel
will be an inversion of the underlying screen color.
Parameters:
DevID
x1,y1
x1,y2
Color
Return Value:
ERR_OK
int seDrawInkRect(int DevID, long x1, long y1, long x2, long y2, DWORD Color, BOOL
SolidFill)
Description:
Draws a rectangle of color 'Color' and optionally fills it. The upper left corner of
the rectangle is the point x1,y1 and the lower right corner of the rectangle is the
point x2,y2.
The value of 'Color' must be 0 to 3. Values 0 and 1 refer to the two user definable
colors. If 'Color' is 2 then the pixel will be transparent and if the value is 3 the pixel
will be an inversion of the underlying screen color.
Parameters:
DevID
x1,y1
x2.Y2
Color
SolidFill
Return Value:
ERR_OK
int seDrawInkEllipse(int DevID, long xc, long yc, long xr, long yr, DWORD Color, BOOL
SolidFill)
Description:
This routine draws an ellipse with the center located at xc,yc. The xr and yr param-
eters specify the x any y radii, in pixels, respectively. The ellipse will be drawn in
the color specified by 'Color'.
The value of 'Color' must be 0 to 3. Values 0 and 1 refer to the two user definable
colors. If 'Color' is 2 then the pixel will be transparent and if the value is 3 the pixel
will be an inversion of the underlying screen color.
This solid fill option is not yet available for this function.
Parameters:
DevID
xc,yc
xr
yr
Color
SolidFill
Return Value:
ERR_OK
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- a registered device ID
- first endpoint of the line (in pixels)
- second endpoint of the line (in pixels)
- a value from0 to 3 to draw the line with
- operation completed with no problems
- a registered device ID
- upper left corner of the rectangle (in pixels)
- lower right corner of the rectangle (in pixels)
- a two bit value (0 to 3) to draw the rectangle with
- a flag to indicate the interior should be filled
- operation completed with no problems
- a registered device ID
- center point for the ellipse (in pixels)
- horizontal radius of the ellipse (in pixels)
- vertical radius of the ellipse (in pixels)
- a two bit value (0 to 3) to draw the rectangle with
- flag to enable filling the interior of the ellipse (not used)
- operation completed with no problems
EPSON
S1D13505 PROGRAMMING NOTES
AND EXAMPLES (X23A-G-003-05)

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