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How to manipulate Canvas elements: Difference between revisions
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How to manipulate Canvas elements (view source)
Revision as of 14:34, 7 December 2017
, 7 December 2017→Intrinsic Coordenates
| Line 274: | Line 274: | ||
Let's apply a translation: | Let's apply a translation: | ||
<syntaxhighlight> | <syntaxhighlight> | ||
arrow.setTranslation(80 | arrow.setTranslation(150, 80); | ||
</syntaxhighlight>[[File: | </syntaxhighlight>[[File:Translated.png|none|Translated arrow]] | ||
The blue axis and labels are showing the <span style="background: white; color: blue">( '''u, v''' )</span> <big>absolute</big> coodinate system.<br /> | |||
Note that the translated arrow has brought with him his intrinsic coordenate system and his BoundingBox remains unchanged.<br /> | |||
All points of the element meet the following equations::<br /> | |||
<big>'''''u = Tx + x'''''</big> | |||
<big>'''''v = Ty + y'''''</big> | |||