Magnum::Platform::Sdl2Application::MultiGestureEvent class
#include <Magnum/Platform/Sdl2Application.h>

Multi gesture event.

Constructors, destructors, conversion operators

MultiGestureEvent(const MultiGestureEvent&) deleted: Copying is not allowed.
MultiGestureEvent(MultiGestureEvent&&) deleted: Moving is not allowed.

Public functions

auto operator=(const MultiGestureEvent&) -> MultiGestureEvent& deleted: Copying is not allowed.
auto operator=(MultiGestureEvent&&) -> MultiGestureEvent& deleted: Moving is not allowed.
auto isAccepted() const -> bool: Whether the event is accepted.
void setAccepted(bool accepted = true): Set event as accepted.
auto center() const -> Vector2: Gesture center.
auto relativeRotation() const -> Float: Relative rotation.
auto relativeDistance() const -> Float: Relative distance.
auto fingerCount() const -> Int: Finger count.
auto event() const -> const SDL_Event&: Underlying SDL event.

Function documentation

void Magnum::Platform::Sdl2Application::MultiGestureEvent::setAccepted(bool accepted = true)

Set event as accepted.

If the event is ignored (i.e., not set as accepted), it might be propagated elsewhere, for example to another screen when using ScreenedApplication. By default is each event ignored and thus propagated.

Float Magnum::Platform::Sdl2Application::MultiGestureEvent::relativeRotation() const

Relative rotation.

Rotation relative to previous event.

Float Magnum::Platform::Sdl2Application::MultiGestureEvent::relativeDistance() const

Relative distance.

Distance of the fingers relative to previous event.

Int Magnum::Platform::Sdl2Application::MultiGestureEvent::fingerCount() const

Finger count.

Count of fingers performing the gesture.

const SDL_Event& Magnum::Platform::Sdl2Application::MultiGestureEvent::event() const

Underlying SDL event.

Of type SDL_MULTIGESTURE.