VISLINE
(Statement)
Draw a line on the screen.
VISLINE <X coordinate>, <Y coordinate>, <length> [, <angle>]
<X coordinate >
Specifies the X coordinate in order to draw a line.
<Y coordinate >
Specifies the Y coordinate in order to draw a line.
<length>
Specifies the length of the line to be drawn.
<angle>
Specifies the angle of the line to be drawn. If ignored, 0 degrees will be the default setting.
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The values of the X and Y coordinates, lengths, and angles are not checked. Even if they are out of the permissible drawing range, no error will result.
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The object screen is the screen set with VISSCREEN.
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The brightness value for drawing is the same as the brightness designated with VISBRIGHT.
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For this instruction, a µVision board (option) is required.
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VISPLNOUT 0
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'Display storage memory 0 (processing screen)
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VISSCREEN 0,0,1
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'Instantaneously draw on processing screen 0
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VISCLS 0
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'Clear the screen
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VISBRIGHT 255
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'Set the brightness value for drawing
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FOR I1 = 0 TO 360 STEP 5
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'
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FOR VISLINE 256,256,100,I1
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'Draw a line with a length of 100
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NEXT I1
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'
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