Class DragPanHandler

Object
   |
   +--ToolBase
         |
         +--DragPanHandler

class DragPanHandler

extends ToolBase

Defined in DragPanHandler.js

Constructor Detail

DragPanHandler

DragPanHandler(toolNode, model)

Tool to click and drag a map pane to achieve a recentering of the map. This tool processes screen coordinates and stores AOI in the current map projection coordinates.

Parameters:
toolNode - The tool node from the Config XML file.
model - The model object that contains this tool.

mouseDownHandler

void mouseDownHandler(objRef,targetNode)

Process a mouse down action by starting the drag pan action.

Parameters:
objRef - Pointer to this DragPanHandler object.
targetNode - The HTML node that the event occured on

mouseMoveHandler

void mouseMoveHandler(objRef,targetNode)

Process a mousemove action. This method uses DHTML to move the map layers and sets deltaP and deltaL properties on this tool to be used in mouse up.

Parameters:
objRef - Pointer to this DragPanHandler object.
targetNode - The HTML node that the event occured on

mouseUpHandler

void mouseUpHandler(objRef,targetNode)

Process the mouseup action. This will reset the AOI on the model by shifting the AOI by the maount that the mouse was dragged.

Parameters:
objRef - Pointer to this DragPanHandler object.
targetNode - The HTML node that the event occured on