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The Power in your Hands |
TouchEvent Class Reference
#include <Pt/Forms/TouchEvent.h>
Touch press, move, or release. More...
Inherits BasicEvent< T >.
Public Member Functions | |
| TouchEvent () | |
| Creates an event without a target. | |
| TouchEvent (Widget &widget) | |
| Creates an event targeted at widget. | |
| void | clear () |
| Resets the touch data while retaining the target. | |
| void | setId (Pt::uint64_t widgetId) |
| Sets the target widget ID to widgetId. | |
| Pt::uint64_t | widgetId () const |
| Returns the target widget ID. | |
| Widget * | widget () const |
| Returns the target widget, or 0 when no target is set. | |
| void | setWidget (Widget *widget) |
| Sets the target widget and its ID. | |
| const Gfx::PointF & | position () const |
| Returns the touch position in local coordinates. | |
| void | setPosition (const Gfx::PointF &pos) |
| Sets the touch position to pos. | |
| double | x () const |
| Returns the local horizontal touch position. | |
| void | setX (double x) |
| Sets the local horizontal touch position to x. | |
| double | y () const |
| Returns the local vertical touch position. | |
| void | setY (double y) |
| Sets the local vertical touch position to y. | |
| Pt::uint32_t | trackingId () const |
| Returns the identity of the tracked touch. | |
| void | setTrackingId (Pt::uint32_t tid) |
| Sets the tracked touch identity to tid. | |
| double | pressure () const |
| Returns the touch pressure. | |
| void | setPressure (double p) |
| Sets the touch pressure to p. | |
| bool | isMove () const |
| Returns true when the event reports touch movement. | |
| void | setMove () |
| Changes the event to touch movement. | |
| bool | isPressed () const |
| Returns true if touch device is in pressed state. | |
| bool | isPress () const |
| Returns true if touch device was just pressed. | |
| void | setPress () |
| Changes the event to a touch press. | |
| bool | isRelease () const |
| Returns true if touch device was released. | |
| void | setRelease () |
| Changes the event to a touch release. | |
| Event & | clone (Allocator &allocator) const |
| Clones this event using an allocator. | |
| void | destroy (Allocator &allocator) |
| Destroys this event using an allocator. | |
| const std::type_info & | typeInfo () const |
| Returns the type info for this class of events. | |
Static Public Member Functions | |
| template<typename EventT > | |
| static Event & | copyConstruct (const EventT &ev, Allocator &allocator) |
| Copies an event using an allocator. | |
| template<typename EventT > | |
| static void | destruct (EventT &ev, Allocator &allocator) |
| Destructs an event using an allocator. | |
Detailed Description
The event carries a local position and a touch identity. The widget pointer and widget ID identify the target.