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<< Click to Display Table of Contents >> Navigation: ThinBASIC Modules > UI (User Interface) > CONTROLS > Control Types > Canvas Control > Canvas Control Commands > Canvas_Arc |
Description
Draw an arc in the selected canvas target
Syntax
n = Canvas_Arc(x1, y1, x2, y2, arcStart , arcEnd [, rgbClor] )
Returns
Number
Parameters
Name |
Type |
Optional |
Meaning |
x1 |
Number |
No |
The upper left corner of the arc |
y1 |
Number |
No |
The upper left corner of the arc |
x2 |
Number |
No |
The lower right corner of the arc. |
y2 |
Number |
No |
The lower right corner of the arc. |
arcStart |
Number |
No |
The starting angle of the arc, in radians, from 0 to 2*pi. |
arcEnd |
Number |
No |
The ending angle of the arc, in radians, from 0 to 2*pi radians. |
rgbColor |
Number |
Yes |
RGB color of the box edge. If omitted (or -1), the edge color defaults to the current foreground color for the selected graphic window. |
Remarks
Arcs are always drawn counter-clockwise from arcStart to arcEnd.
Compared with a 12-hour clock-face, 0 or 2*pi radians is at 3 o'clock, and 1*pi radians is at 9 o'clock.
Restrictions
See also
Examples