The following table describes the supported mouse usage modes and the mouse behaviour in each mode.
Constant | Value | Description |
---|---|---|
cvDefaultUsage | 0 | This represents the default mouse behaviour, which is to support tool tips and hot spot events as defined by the image map. See ChartViewer.ImageMap on how to define an image map for a chart. |
cvScrollOnDrag | 1 | The mouse is used for drag scrolling the chart. In addition to the default mouse behaviour, when the mouse drags on the plot area, the mouse cursor will change to a scroll cursor, the viewport coordinates will shift to reflect the amount dragged, and ViewPortChanged events will be fired. |
cvScrollOnDrop | 2 | The mouse is used for drag scrolling the chart. In addition to the default mouse behaviour, when the mouse drags on the plot area, the mouse cursor will change to a scroll cursor, and a selection rectangle representing the shifted plot area will be displayed to reflect the amount dragged. When the mouse is released, the viewport coordinates will be updated to reflect the amount dragged, and a ViewPortChanged event will be fired. |
cvZoomIn | 3 | The mouse is used for zoom in actions. In addition to the default mouse behaviour, when the mouse is inside the plot area, the following behaviour will apply:
|
cvZoomOut | 4 | The mouse is used for zoom out actions. In addition to the default mouse behaviour, when the mouse is inside the plot area, the following behaviour will apply:
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