- (context-capabilities [context context?]) -> (listof symbol?)procedure
Returns a list of flags describing the capabilities supported by the given context.
The following flags may show up in the list:
- 'flush
- 'clear
- 'play
- 'y-axis
- 'clip-area
- 'clip-polygon
- 'region
- 'rectangle
- 'chord
- 'image/rgb
- 'image/rgba
- 'image/map
- 'get-image/rgb
- 'image/server
- 'background
- 'background-opacity
- 'write-mode
- 'line-style
- 'line-width
- 'fprimtives
- 'hatch
- 'stipple
- 'pattern
- 'font
- 'font-dimensions
- 'text-size
- 'text-orientation
- 'palette
- 'line-cap
- 'line-join
- 'path
- 'bezier