CanvasRenderingContext2D object
[This documentation is preliminary and is subject to change.]
Provides an object that represents a two-dimensional surface that has an origin (0,0) at the upper-left corner, with x-coordinates increasing as you move right and y-coordinates increasing as you move down.
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Standards information
- HTML Canvas 2D Context, Section 1
Remarks
The CanvasRenderingContext2D interface provides most of the drawing methods and properties that are used with the canvas object.
You can include only one canvas object per document. Additional calls to this interface return the same context.
Build date: 2/14/2012
Only one?
What does "You can include only one canvas object per document. Additional calls to this interface return the same context" means when two canvas are used in http://msdn.microsoft.com/en-us/library/ff975423(v=vs.85).aspx example?
- 2/24/2012
- Lacrymocéphale

