GimpRuler

GimpRuler — A ruler widget with configurable unit and orientation.

Functions

GtkWidget * gimp_ruler_new ()
void gimp_ruler_set_unit ()
GimpUnit gimp_ruler_get_unit ()
void gimp_ruler_set_position ()
gdouble gimp_ruler_get_position ()
void gimp_ruler_set_range ()
void gimp_ruler_get_range ()
void gimp_ruler_add_track_widget ()
void gimp_ruler_remove_track_widget ()

Properties

double lower Read / Write
double max-size Read / Write
GtkOrientation orientation Read / Write
double position Read / Write
GimpUnit unit Read / Write
double upper Read / Write

Style Properties

double font-scale Read

Types and Values

  GimpRuler

Object Hierarchy

    GObject
    ╰── GInitiallyUnowned
        ╰── GtkObject
            ╰── GtkWidget
                ╰── GimpRuler

Implemented Interfaces

GimpRuler implements AtkImplementorIface and GtkBuildable.

Description

A ruler widget with configurable unit and orientation.

Functions

gimp_ruler_new ()

GtkWidget *
gimp_ruler_new (GtkOrientation orientation);

Creates a new ruler.

Parameters

orientation

the ruler's orientation.

  

Returns

a new GimpRuler widget.

Since: 2.8

gimp_ruler_set_unit ()

void
gimp_ruler_set_unit (GimpRuler *ruler,
                     GimpUnit unit);

This sets the unit of the ruler.

Parameters

ruler

a GimpRuler

  

unit

the GimpUnit to set the ruler to

  

Since: 2.8

gimp_ruler_get_unit ()

GimpUnit
gimp_ruler_get_unit (GimpRuler *ruler);

Parameters

ruler

a GimpRuler

  

Returns

the unit currently used in the ruler widget.

Since: 2.8

gimp_ruler_set_position ()

void
gimp_ruler_set_position (GimpRuler *ruler,
                         gdouble position);

This sets the position of the ruler.

Parameters

ruler

a GimpRuler

  

position

the position to set the ruler to

  

Since: 2.8

gimp_ruler_get_position ()

gdouble
gimp_ruler_get_position (GimpRuler *ruler);

Parameters

ruler

a GimpRuler

  

Returns

the current position of the ruler widget.

Since: 2.8

gimp_ruler_set_range ()

void
gimp_ruler_set_range (GimpRuler *ruler,
                      gdouble lower,
                      gdouble upper,
                      gdouble max_size);

This sets the range of the ruler.

Parameters

ruler

a GimpRuler

  

lower

the lower limit of the ruler

  

upper

the upper limit of the ruler

  

max_size

the maximum size of the ruler used when calculating the space to leave for the text

  

Since: 2.8

gimp_ruler_get_range ()

void
gimp_ruler_get_range (GimpRuler *ruler,
                      gdouble *lower,
                      gdouble *upper,
                      gdouble *max_size);

Retrieves values indicating the range and current position of a GimpRuler. See gimp_ruler_set_range().

Parameters

ruler

a GimpRuler

  

lower

location to store lower limit of the ruler, or NULL

  

upper

location to store upper limit of the ruler, or NULL

  

max_size

location to store the maximum size of the ruler used when calculating the space to leave for the text, or NULL.

  

Since: 2.8

gimp_ruler_add_track_widget ()

void
gimp_ruler_add_track_widget (GimpRuler *ruler,
                             GtkWidget *widget);

Adds a "track widget" to the ruler. The ruler will connect to GtkWidget:motion-notify-event: on the track widget and update its position marker accordingly. The marker is correctly updated also for the track widget's children, regardless of whether they are ordinary children of off-screen children.

Parameters

ruler

a GimpRuler

  

widget

the track widget to add

  

Since: 2.8

gimp_ruler_remove_track_widget ()

void
gimp_ruler_remove_track_widget (GimpRuler *ruler,
                                GtkWidget *widget);

Removes a previously added track widget from the ruler. See gimp_ruler_add_track_widget().

Parameters

ruler

a GimpRuler

  

widget

the track widget to remove

  

Since: 2.8

Types and Values

GimpRuler

typedef struct _GimpRuler GimpRuler;

Property Details

The “lower” property

  “lower”                    double

Lower limit of ruler.

Owner: GimpRuler

Flags: Read / Write

Default value: 0

The “max-size” property

  “max-size”                 double

Maximum size of the ruler.

Owner: GimpRuler

Flags: Read / Write

Default value: 0

The “orientation” property

  “orientation”              GtkOrientation

The orientation of the ruler.

Owner: GimpRuler

Flags: Read / Write

Default value: GTK_ORIENTATION_HORIZONTAL

The “position” property

  “position”                 double

Position of mark on the ruler.

Owner: GimpRuler

Flags: Read / Write

Default value: 0

The “unit” property

  “unit”                     GimpUnit

Unit of ruler.

Owner: GimpRuler

Flags: Read / Write

Allowed values: [0,65535]

Default value: 0

The “upper” property

  “upper”                    double

Upper limit of ruler.

Owner: GimpRuler

Flags: Read / Write

Default value: 0

Style Property Details

The “font-scale” style property

  “font-scale”               double

The size of the used font.

Owner: GimpRuler

Flags: Read

Allowed values: >= 0

Default value: 0.833333

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