| Name | Description | |
|---|---|---|
 | Activated | Occurs when the visual tool is activated in the image viewer. |
| Activating | Occurs when the visual tool is activating in the image viewer. |
| Deactivated | Occurs when the visual tool is deactivated in the image viewer. |
| Deactivating | Occurs when the visual tool is deactivating in the image viewer. |
| EnabledChanged | Occurs when value of Enabled property is changed. |
| ImageChanged | Occurs when the image is changed. |
| ImageChanging | Occurs when the image is changing. |
| ImageLoadingException | Occurs when the image is not loaded because of error. |
| KeyDown | Occurs when a key is pressed while the image viewer has focus and this tool is enabled. |
| KeyUp | Occurs when a key is released while the image viewer has focus and this tool is enabled. |
| MouseClick | Occurs when the mouse pointer is over the image viewer, this tool is enabled and a mouse button is clicked. |
| MouseDoubleClick | Occurs when the mouse pointer is over the image viewer, this tool is enabled and a mouse button is double clicked. |
| MouseDown | Occurs when the mouse pointer is over the image viewer, this tool is enabled and a mouse button is pressed. |
| MouseEnter | Occurs when the mouse enters an area of visual tool. |
| MouseLeave | Occurs when the mouse leaves an area of visual tool. |
| MouseMove | Occurs when the mouse pointer is moved over the image viewer and this tool is enabled. |
| MouseUp | Occurs when the mouse pointer is over the image viewer, this tool is enabled and a mouse button is released. |
| MouseWheel | Occurs when the mouse wheel moves while the image viewer has focus and this tool is enabled. |
| PreviewKeyDown | Occurs before the KeyDown event when a key is pressed while focus is on this visual tool. |