ScreenCanvas Methods |
The ScreenCanvas type exposes the following members.
Methods| Name | Description | |
|---|---|---|
 | BeforeUpdate | Callback to precede the updating of the map content. (Inherited from MapCanvas.) |
 | CanvasToGeo | Converts a canvas point to a geographic point. (Inherited from MapCanvas.) |
| CanvasToPtvMercator | This method implements a transformation from canvas coordinates to logical coordinates. (Overrides MapCanvasCanvasToPtvMercator(Point).) |
| Dispose | Disposes the map canvas. During disposal the children of the canvas are removed and the viewport
changed events are disconnected. (Inherited from MapCanvas.) |
| GeoToCanvas(Point) | Converts a geographic point to a canvas point. (Inherited from MapCanvas.) |
| GeoToCanvas(Point, String) |
Converts a geographic point to a canvas coordinate.
(Inherited from MapCanvas.) |
| PtvMercatorToCanvas | This method implements a transformation from logical coordinates to canvas coordinates. (Overrides MapCanvasPtvMercatorToCanvas(Point).) |
| ReceiveWeakEvent | Receives events from the centralized event manager. (Inherited from MapCanvas.) |
| Update | Updates the map content. The map content consists of all elements of the canvas. This method is
for example triggered when the viewport changes. (Inherited from MapCanvas.) |
Extension Methods| Name | Description | |
|---|---|---|
 | FindRelativeT | Finds an object of type T for a framework element which is somewhere in the visual tree. (Defined by MapElementExtensions.) |
| ToJson | Converts an object to a JSON string representation. (Defined by JSONWriter.) |
See Also