com.smartgwt.client.widgets.drawing.events

## Interface DrawStartHandler

- All Superinterfaces:
    com.google.gwt.event.shared.EventHandler

      public interface DrawStartHandler
      extends com.google.gwt.event.shared.EventHandler

- - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `onDrawStart(DrawStartEvent event)` Called when we start drawing to the underlying HTML5 <canvas> element of a DrawPane, right after the element is cleared.

- - ### Method Detail

    - #### onDrawStart

          void onDrawStart(DrawStartEvent event)

      Called when we start drawing to the underlying HTML5 <canvas> element of a DrawPane, right after the element is cleared. Only called if the `DrawingType` is `DrawingType.BITMAP`.
      Parameters:
        `event` - the event