DRAFT |
SDL_MultiGestureEvent
A structure that contains multiple finger gesture event information.
Contents
Data Fields
Uint32 |
type |
SDL_MULTIGESTURE |
Uint32 |
timestamp |
timestamp of the event |
SDL_TouchID |
touchId |
the touch device id |
float |
dTheta |
the amount that the fingers rotated during this motion |
float |
dDist |
the amount that the fingers pinched during this motion |
float |
x |
the normalized center of gesture |
float |
y |
the normalized center of gesture |
Uint16 |
numFingers |
the number of fingers used in the gesture |
Code Examples
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Remarks
SDL_MultiGestureEvent is a member of the SDL_Event union and is used when an event of type SDL_MULTIGESTURE is reported. You would access it through the event's mgesture field.
For more information see: README-gesture.md
Related Enumerations
