CtkGestureStylus: CTK+ 3 Reference Manual

CtkGestureStylus

CtkGestureStylus — Gesture for stylus input

Functions

CtkGesture *	ctk_gesture_stylus_new ()
gboolean	ctk_gesture_stylus_get_axis ()
gboolean	ctk_gesture_stylus_get_axes ()
CdkDeviceTool *	ctk_gesture_stylus_get_device_tool ()

Signals

void	down	Run Last
void	motion	Run Last
void	proximity	Run Last
void	up	Run Last

Types and Values

CtkGestureStylus

Object Hierarchy

    GObject
    ╰── CtkEventController
        ╰── CtkGesture
            ╰── CtkGestureSingle
                ╰── CtkGestureStylus

Includes

#include <ctk/ctk.h>

Description

CtkGestureStylus is a CtkGesture implementation specific to stylus input. The provided signals just provide the basic information

Functions

ctk_gesture_stylus_new ()

CtkGesture *
ctk_gesture_stylus_new (CtkWidget *widget);

Creates a new CtkGestureStylus.

Parameters

widget

a CtkWidget

Returns

a newly created stylus gesture

Since: 3.24

ctk_gesture_stylus_get_axis ()

gboolean
ctk_gesture_stylus_get_axis (CtkGestureStylus *gesture,
                             CdkAxisUse axis,
                             gdouble *value);

Returns the current value for the requested axis . This function must be called from either the “down”, “motion”, “up” or “proximity” signals.

Parameters

gesture	a CtkGestureStylus
axis	requested device axis
value	return location for the axis value.	[out]

Returns

TRUE if there is a current value for the axis

Since: 3.24

ctk_gesture_stylus_get_axes ()

gboolean
ctk_gesture_stylus_get_axes (CtkGestureStylus *gesture,
                             CdkAxisUse axes[],
                             gdouble **values);

Returns the current values for the requested axes . This function must be called from either the “down”, “motion”, “up” or “proximity” signals.

Parameters

gesture	a CtkGestureStylus
axes	array of requested axes, terminated with CDK_AXIS_IGNORE.	[array]
values	return location for the axis values.	[out][array]

Returns

TRUE if there is a current value for the axes

Since: 3.24

ctk_gesture_stylus_get_device_tool ()

CdkDeviceTool *
ctk_gesture_stylus_get_device_tool (CtkGestureStylus *gesture);

Returns the CdkDeviceTool currently driving input through this gesture. This function must be called from either the “down”, “motion”, “up” or “proximity” signal handlers.

Parameters

gesture

a CtkGestureStylus

Returns

The current stylus tool.

[nullable][transfer none]

Since: 3.24

Types and Values