401 lines
11 KiB
C
401 lines
11 KiB
C
/**
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* @enum _Elm_Gesture_Type
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* Enum of supported gesture types.
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*/
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enum _Elm_Gesture_Type
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{
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ELM_GESTURE_FIRST = 0,
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ELM_GESTURE_N_TAPS, /**< N fingers single taps */
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ELM_GESTURE_N_LONG_TAPS, /**< N fingers single long-taps */
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ELM_GESTURE_N_DOUBLE_TAPS, /**< N fingers double-single taps */
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ELM_GESTURE_N_TRIPLE_TAPS, /**< N fingers triple-single taps */
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ELM_GESTURE_MOMENTUM, /**< Reports momentum in the direction of move */
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ELM_GESTURE_N_LINES, /**< N fingers line gesture */
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ELM_GESTURE_N_FLICKS, /**< N fingers flick gesture */
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ELM_GESTURE_ZOOM, /**< Zoom */
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ELM_GESTURE_ROTATE, /**< Rotate */
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ELM_GESTURE_LAST
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};
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/**
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* @typedef Elm_Gesture_Type
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* Convenient macro around #_Elm_Gesture_Type
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*/
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typedef enum _Elm_Gesture_Type Elm_Gesture_Type;
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/**
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* @enum _Elm_Gesture_State
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* Enum of gesture states.
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*/
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enum _Elm_Gesture_State
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{
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ELM_GESTURE_STATE_UNDEFINED = -1, /**< Gesture not STARTed */
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ELM_GESTURE_STATE_START, /**< Gesture STARTed */
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ELM_GESTURE_STATE_MOVE, /**< Gesture is ongoing */
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ELM_GESTURE_STATE_END, /**< Gesture completed */
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ELM_GESTURE_STATE_ABORT /**< Ongoing gesture was ABORTed */
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};
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/**
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* @typedef Elm_Gesture_State
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* Convenient macro around #_Elm_Gesture_State
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*/
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typedef enum _Elm_Gesture_State Elm_Gesture_State;
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/**
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* @struct _Elm_Gesture_Taps_Info
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* Struct holds taps info for user
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*/
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struct _Elm_Gesture_Taps_Info
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{
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Evas_Coord x, y; /**< Holds center point between fingers */
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unsigned int n; /**< Number of fingers tapped */
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unsigned int timestamp; /**< event timestamp */
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};
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/**
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* @typedef Elm_Gesture_Taps_Info
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* holds taps info for user
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*/
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typedef struct _Elm_Gesture_Taps_Info Elm_Gesture_Taps_Info;
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/**
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* @struct _Elm_Gesture_Momentum_Info
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* Struct holds momentum info for user
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* x1 and y1 are not necessarily in sync
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* x1 holds x value of x direction starting point
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* and same holds for y1.
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* This is noticeable when doing V-shape movement
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*/
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struct _Elm_Gesture_Momentum_Info /* Report line ends, timestamps, and momentum computed */
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{Evas_Coord x1; /**< Final-swipe direction starting point on X */
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Evas_Coord y1; /**< Final-swipe direction starting point on Y */
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Evas_Coord x2; /**< Final-swipe direction ending point on X */
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Evas_Coord y2; /**< Final-swipe direction ending point on Y */
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unsigned int tx; /**< Timestamp of start of final x-swipe */
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unsigned int ty; /**< Timestamp of start of final y-swipe */
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Evas_Coord mx; /**< Momentum on X */
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Evas_Coord my; /**< Momentum on Y */
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unsigned int n; /**< Number of fingers */
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};
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/**
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* @typedef Elm_Gesture_Momentum_Info
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* holds momentum info for user
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*/
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typedef struct _Elm_Gesture_Momentum_Info Elm_Gesture_Momentum_Info;
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/**
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* @struct _Elm_Gesture_Line_Info
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* Struct holds line info for user
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*/
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struct _Elm_Gesture_Line_Info /* Report line ends, timestamps, and momentum computed */
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{Elm_Gesture_Momentum_Info momentum; /**< Line momentum info */
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double angle; /**< Angle (direction) of lines */
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};
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/**
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* @typedef Elm_Gesture_Line_Info
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* Holds line info for user
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*/
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typedef struct _Elm_Gesture_Line_Info Elm_Gesture_Line_Info;
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/**
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* @struct _Elm_Gesture_Zoom_Info
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* Struct holds zoom info for user
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*/
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struct _Elm_Gesture_Zoom_Info
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{
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Evas_Coord x, y; /**< Holds zoom center point reported to user */
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Evas_Coord radius; /**< Holds radius between fingers reported to user */
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double zoom; /**< Zoom value: 1.0 means no zoom */
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double momentum; /**< Zoom momentum: zoom growth per second (NOT YET SUPPORTED) */
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};
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/**
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* @typedef Elm_Gesture_Zoom_Info
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* Holds zoom info for user
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*/
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typedef struct _Elm_Gesture_Zoom_Info Elm_Gesture_Zoom_Info;
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/**
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* @struct _Elm_Gesture_Rotate_Info
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* Struct holds rotation info for user
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*/
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struct _Elm_Gesture_Rotate_Info
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{
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Evas_Coord x, y; /**< Holds zoom center point reported to user */
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Evas_Coord radius; /**< Holds radius between fingers reported to user */
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double base_angle; /**< Holds start-angle */
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double angle; /**< Rotation value: 0.0 means no rotation */
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double momentum; /**< Rotation momentum: rotation done per second (NOT YET SUPPORTED) */
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};
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/**
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* @typedef Elm_Gesture_Rotate_Info
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* Holds rotation info for user
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*/
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typedef struct _Elm_Gesture_Rotate_Info Elm_Gesture_Rotate_Info;
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/**
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* @typedef Elm_Gesture_Event_Cb
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* User callback used to stream gesture info from gesture layer
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* @param data user data
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* @param event_info gesture report info
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* Returns a flag field to be applied on the causing event.
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* You should probably return EVAS_EVENT_FLAG_ON_HOLD if your widget acted
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* upon the event, in an irreversible way.
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*
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*/
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typedef Evas_Event_Flags (*Elm_Gesture_Event_Cb)(void *data, void *event_info);
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/**
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* @since 1.8
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* This function sets the gesture layer line min length of an object
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*
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* @param obj gesture-layer.
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* @param line_min_length the length.
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*
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*/
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EAPI void elm_gesture_layer_line_min_length_set(Evas_Object *obj, int line_min_length);
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/**
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* @since 1.8
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* This function returns the gesture layer line min length of an object
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*
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* @param obj gesture-layer.
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* @return the length.
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*
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*/
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EAPI int elm_gesture_layer_line_min_length_get(const Evas_Object *obj);
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/**
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* @since 1.8
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* This function sets the gesture layer zoom distance tolerance of an object
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*
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* @param obj gesture-layer.
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* @param zoom_distance_tolerance zoom distance tolerance
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*
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*/
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EAPI void elm_gesture_layer_zoom_distance_tolerance_set(Evas_Object *obj, Evas_Coord zoom_distance_tolerance);
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/**
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* @since 1.8
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* This function returns the gesture layer zoom distance tolerance of an object
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*
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* @param obj gesture-layer.
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* @return zoom distance tolerance
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*
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*/
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EAPI Evas_Coord elm_gesture_layer_zoom_distance_tolerance_get(const Evas_Object *obj);
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/**
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* @since 1.8
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* This function sets the gesture layer line distance tolerance of an object
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*
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* @param obj gesture-layer.
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* @param line_distance_tolerance line distance tolerance
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*
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*/
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EAPI void elm_gesture_layer_line_distance_tolerance_set(Evas_Object *obj, Evas_Coord line_distance_tolerance);
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/**
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* @since 1.8
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* This function returns the gesture layer line distance tolerance of an object
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*
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* @param obj gesture-layer.
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* @return line distance tolerance
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*
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*/
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EAPI Evas_Coord elm_gesture_layer_line_distance_tolerance_get(const Evas_Object *obj);
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/**
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* @since 1.8
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* This function sets the gesture layer line angular tolerance of an object
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*
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* @param obj gesture-layer.
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* @param line_angular_tolerance line angular tolerance
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*
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*/
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EAPI void elm_gesture_layer_line_angular_tolerance_set(Evas_Object *obj, double line_angular_tolerance);
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/**
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* @since 1.8
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* This function returns the gesture layer line angular tolerance of an object
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*
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* @param obj gesture-layer.
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* @return line angular tolerance
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*
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*/
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EAPI double elm_gesture_layer_line_angular_tolerance_get(const Evas_Object *obj);
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/**
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* @since 1.8
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* This function sets the gesture layer zoom wheel factor of an object
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*
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* @param obj gesture-layer.
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* @param zoom_wheel_factor zoom wheel factor
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*
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*/
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EAPI void elm_gesture_layer_zoom_wheel_factor_set(Evas_Object *obj, double zoom_wheel_factor);
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/**
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* @since 1.8
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* This function returns the gesture layer zoom wheel factor of an object
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*
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* @param obj gesture-layer.
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* @return zoom wheel factor
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*
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*/
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EAPI double elm_gesture_layer_zoom_wheel_factor_get(const Evas_Object *obj);
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/**
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* @since 1.8
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* This function sets the gesture layer zoom finger factor of an object
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*
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* @param obj gesture-layer.
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* @param zoom_finger_factor zoom finger factor
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*
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*/
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EAPI void elm_gesture_layer_zoom_finger_factor_set(Evas_Object *obj, double zoom_finger_factor);
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/**
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* @since 1.8
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* This function returns the gesture layer zoom finger factor of an object
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*
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* @param obj gesture-layer.
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* @return zoom finger factor
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*
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*/
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EAPI double elm_gesture_layer_zoom_finger_factor_get(const Evas_Object *obj);
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/**
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* @since 1.8
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* This function sets the gesture layer rotate angular tolerance of an object
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*
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* @param obj gesture-layer.
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* @param rotate_angular_tolerance rotate angular tolerance
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*
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*/
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EAPI void elm_gesture_layer_rotate_angular_tolerance_set(Evas_Object *obj, double rotate_angular_tolerance);
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/**
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* @since 1.8
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* This function returns the gesture layer rotate angular tolerance of an object
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*
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* @param obj gesture-layer.
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* @return rotate angular tolerance
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*
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*/
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EAPI double elm_gesture_layer_rotate_angular_tolerance_get(const Evas_Object *obj);
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/**
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* @since 1.8
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* This function sets the gesture layer flick time limit (in ms) of an object
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*
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* @param obj gesture-layer.
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* @param flick_time_limit_ms flick time limit (in ms)
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*
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*/
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EAPI void elm_gesture_layer_flick_time_limit_ms_set(Evas_Object *obj, unsigned int flick_time_limit_ms);
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/**
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* @since 1.8
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* This function returns the gesture layer flick time limit (in ms) of an object
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*
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* @param obj gesture-layer.
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* @return flick time limit (in ms)
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*
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*/
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EAPI unsigned int elm_gesture_layer_flick_time_limit_ms_get(const Evas_Object *obj);
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/**
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* @since 1.8
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* This function sets the gesture layer long tap start timeout of an object
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*
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* @param obj gesture-layer.
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* @param long_tap_start_timeout long tap start timeout
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*
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*/
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EAPI void elm_gesture_layer_long_tap_start_timeout_set(Evas_Object *obj, double long_tap_start_timeout);
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/**
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* @since 1.8
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* this function returns the gesture layer long tap start timeout of an object
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*
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* @param obj gesture-layer.
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* @return long tap start timeout
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*
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*/
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EAPI double elm_gesture_layer_long_tap_start_timeout_get(const Evas_Object *obj);
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/**
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* @since 1.8
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* This function sets the gesture layer continues enable of an object
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*
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* @param obj gesture-layer.
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* @param continues_enable continues enable
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*
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*/
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EAPI void elm_gesture_layer_continues_enable_set(Evas_Object *obj, Eina_Bool continues_enable);
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/**
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* @since 1.8
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* This function returns the gesture layer continues enable of an object
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*
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* @param obj gesture-layer.
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* @return continues enable
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*
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*/
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EAPI Eina_Bool elm_gesture_layer_continues_enable_get(const Evas_Object *obj);
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/**
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* @since 1.8
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* This function sets the gesture layer double tap timeout of an object
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*
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* @param obj gesture-layer.
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* @param double_tap_timeout double tap timeout
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*
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*/
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EAPI void elm_gesture_layer_double_tap_timeout_set(Evas_Object *obj, double double_tap_timeout);
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/**
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* @since 1.8
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* this function returns the gesture layer double tap timeout of an object
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*
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* @param obj gesture-layer.
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* @return double tap timeout
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*
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*/
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EAPI double elm_gesture_layer_double_tap_timeout_get(const Evas_Object *obj);
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/**
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* @since 1.8
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* This function sets the gesture layer finger-size for taps
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* If not set, this size taken from elm_config.
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* Set to ZERO if you want GLayer to use system finger size value (default)
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*
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* @param obj gesture-layer.
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* @param fsize Finger size
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*
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*/
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EAPI void elm_gesture_layer_tap_finger_size_set(Evas_Object *obj, Evas_Coord sz);
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/**
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* @since 1.8
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* This function returns the gesture layer finger-size for taps
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*
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* @param obj gesture-layer.
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* @return Finger size that is currently used by Gesture Layer for taps.
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*
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*/
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EAPI Evas_Coord elm_gesture_layer_tap_finger_size_get(const Evas_Object *obj);
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