BCGPChartMouseConfig::MouseWheelOptions BCGPChartMouseConfig::m_wheelOptions

Specifies mouse wheel mode.

Tells how to interpret mouse wheel events. It can be one of the following enumerated values:

• MWO_NONE - mouse wheel is not used neither for zoom, nor for scroll.
• MWO_ZOOM - mouse wheel is used for zoom.
• MWO_SCROLL - mouse wheel is used for scroll. In this case m_nScrollByWheel modifier is used for vertical scroll.