arkui_sys::ui_input_event

Function OH_ArkUI_PointerEvent_GetTouchAreaWidth

Source 
pub unsafe extern "C" fn OH_ArkUI_PointerEvent_GetTouchAreaWidth(
    event: *const ArkUI_UIInputEvent,
    pointerIndex: u32,
) -> f32
Available on crate feature api-12 only.
Expand description

@brief Obtains the width of the touch area from a directional input event (for example, a touch event).

@param event Indicates the pointer to the current UI input event. @param pointerIndex Indicates the index of the target touch point in the multi-touch data list. @return Returns the width of the touch area. @since 12