Touch event contains all touch points associated with the event. Touch events are usually generated by touch screens or touch pads, see TouchDevice.
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| TouchEvent (const std::vector< TouchPoint > &touchPoints, const TouchDevice *source, KeyModifiers modifiers) |
virtual TouchEvent * | clone () const override |
bool | hasTouchPoints () const |
const std::vector< TouchPoint > & | touchPoints () const |
std::vector< TouchPoint > & | touchPoints () |
void | setTouchPoints (std::vector< TouchPoint > val) |
uvec2 | canvasSize () const |
dvec2 | centerPoint () const |
| Computes average position. Returns dvec2(0) if no touch points exist.
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dvec2 | centerPointNormalized () const |
| Computes average normalized position. Returns dvec2(0) if no touch points exist.
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dvec2 | prevCenterPointNormalized () const |
| Computes previous average normalized position. Returns dvec2(0) if no touch points exist.
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dvec3 | centerNDC () const |
| Average of touch points in normalized device coordinates, TouchPoint::ndc() Defined in (-1,1) in a left handed coordinate system.
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double | averageDepth () const |
| Average depth of touch points, TouchPoint::depth() Defined in [-1 1], where -1 is the near plane and 1 is the far plane.
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const TouchDevice * | getDevice () const |
| Return TouchDevice that generated the event.
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std::vector< const TouchPoint * > | findClosestTwoTouchPoints () const |
| Retrieve pointers to the two closest touch points.
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virtual uint64_t | hash () const override |
virtual void | print (std::ostream &ss) const override |
| InteractionEvent (KeyModifiers modifiers=KeyModifiers(flags::empty)) |
| InteractionEvent (const InteractionEvent &rhs)=default |
InteractionEvent & | operator= (const InteractionEvent &that)=default |
KeyModifiers | modifiers () const |
void | setModifiers (KeyModifiers modifiers) |
std::string | modifierNames () const |
void | setToolTip (std::string_view tooltip) const |
void | setToolTipCallback (ToolTipCallback callback) |
const ToolTipCallback & | getToolTipCallback () const |
void | showContextMenu (std::span< ContextMenuEntry > entries, ContextMenuCategories categories=ContextMenuCategory::Callback) |
void | setContextMenuCallback (ContextMenuCallback callback) |
const ContextMenuCallback & | getContexMenuCallback () const |
virtual bool | shouldPropagateTo (Inport *inport, Processor *processor, Outport *source) |
bool | markAsUsed () |
bool | markAsUnused () |
bool | setUsed (bool isUsed) |
bool | hasBeenUsed () const |
bool | markAsVisited (Processor *) |
void | markAsVisited (Event &) |
bool | hasVisitedProcessor (Processor *) const |
const std::vector< Processor * > & | getVisitedProcessors () const |
template<typename EventType> |
EventType * | getAs () |
template<typename EventType> |
const EventType * | getAs () const |
Touch event contains all touch points associated with the event. Touch events are usually generated by touch screens or touch pads, see TouchDevice.
- See also
- TouchPoint