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Both sides previous revision Previous revision Next revision | Previous revision Next revision Both sides next revision | ||
ivac2:firdef_map_line [2014/04/13 12:35] filip.jonckers |
ivac2:firdef_map_line [2014/04/19 22:22] filip.jonckers |
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====== line element ====== | ====== line element ====== | ||
- | Use a line element to draw a single point on the map. | + | Use a line element to draw a single point on the map. You might remember this one as the only way to draw objects in IVAC v1 sectorfiles. |
^Element|line|| | ^Element|line|| | ||
Line 18: | Line 18: | ||
{{:ivac2:firdef:firdef_opengl_line.png?|}} | {{:ivac2:firdef:firdef_opengl_line.png?|}} | ||
+ | |||
+ | |||
+ | This drawing can be written as: | ||
+ | |||
+ | <code XML> | ||
+ | <line color="myPredefinedColor"> | ||
+ | <point x="v0 x" y="v0 y" /> | ||
+ | <point x="v1 x" y="v1 y" /> | ||
+ | <point x="v2 x" y="v2 y" /> | ||
+ | <point x="v3 x" y="v3 y" /> | ||
+ | </line> | ||
+ | </code> | ||
+ | |||
+ | |||
===== Example ===== | ===== Example ===== | ||
+ | |||
+ | The following code draws a square: | ||
<code XML> | <code XML> | ||
<line color="myPredefinedColor"> | <line color="myPredefinedColor"> | ||
<point lat="N0504413" lon="E0043108"/> | <point lat="N0504413" lon="E0043108"/> | ||
+ | <point lat="N0504421" lon="E0042601"/> | ||
+ | |||
<point lat="N0504421" lon="E0042601"/> | <point lat="N0504421" lon="E0042601"/> | ||
<point lat="N0504528" lon="E0042119"/> | <point lat="N0504528" lon="E0042119"/> | ||
+ | |||
+ | <point lat="N0504528" lon="E0042119"/> | ||
+ | <point lat="N0504730" lon="E0041718"/> | ||
+ | |||
+ | <point lat="N0504730" lon="E0041718"/> | ||
+ | <point lat="N0504413" lon="E0043108"/> | ||
</line> | </line> | ||
</code> | </code> | ||
- |