GwyGraphLabel: Gwyddion Widgets Library Reference Manual

## GwyGraphLabel GwyGraphLabel — Graph curve key |

## Functions

GtkWidget * | gwy_graph_label_new ()
void | gwy_graph_label_set_model ()
GwyGraphModel * | gwy_graph_label_get_model ()
void | gwy_graph_label_enable_user_input ()
void | gwy_graph_label_draw_on_drawable ()
GString * | gwy_graph_label_export_vector ()

## Types and Values

struct | GwyGraphLabel
struct | GwyGraphLabelClass

## Object Hierarchy

        GObject
        ╰── GInitiallyUnowned
            ╰── GtkObject
                ╰── GtkWidget
                    ╰── GwyGraphLabel

## Implemented Interfaces

GwyGraphLabel implements AtkImplementorIface and GtkBuildable.

## Includes

    #include <libgwydgets/gwydgets.h>

## Description

GwyGraphLabel is a part of GwyGraph, it renders frame with graph curve key.

## Functions

### gwy_graph_label_new ()

    GtkWidget *
    gwy_graph_label_new (void);

Creates a new graph label.

#### Returns

A new graph label widget as a GtkWidget.

### gwy_graph_label_set_model ()

    void
    gwy_graph_label_set_model (GwyGraphLabel *label,
                               GwyGraphModel *gmodel);

Sets new model of a graph label.

#### Parameters

label | A graph label. |
gmodel | New graph model. |

### gwy_graph_label_get_model ()

    GwyGraphModel *
    gwy_graph_label_get_model (GwyGraphLabel *label);

Gets the model of a graph key.

#### Parameters

label | A graph label. |

#### Returns

The graph model this graph label takes curve properties and descriptions from.

### gwy_graph_label_enable_user_input ()

    void
    gwy_graph_label_enable_user_input (GwyGraphLabel *label,
                                       gboolean enable);

Enables or disables user input to a graph label.

#### Parameters

label | A graph label. |
enable | Whether to enable the user input. |

### gwy_graph_label_draw_on_drawable ()

    void
    gwy_graph_label_draw_on_drawable (GwyGraphLabel *label,
                                      GdkDrawable *drawable,
                                      GdkGC *gc,
                                      PangoLayout *layout,
                                      gint x,
                                      gint y,
                                      gint width,
                                      gint height);

draws a graph label on a drawable

#### Parameters

label | graph label |
drawable | the GdkDrawable |
gc | Graphics context. It is modified by this function unpredictably. |
layout | pango layout |
x | x position where label is to be drawn |
y | y position where label is to be drawn |
width | width of the label |
height | hieght of the label |

### gwy_graph_label_export_vector ()

    GString *
    gwy_graph_label_export_vector (GwyGraphLabel *label,
                                   gint x,
                                   gint y,
                                   gint width,
                                   gint height,
                                   gint fontsize);

Creates PostScript representation of a graph label.

#### Parameters

label | A graph label. |
x | x position of the graph label |
y | y position of the graph label |
width | width of the graph label |
height | hieght of the graph label |
fontsize | fontsize of the label |

#### Returns

A fragment of PostScript code representing the the graph label as a newly allocated GString.

## Types and Values

### struct GwyGraphLabel

    struct GwyGraphLabel;

### struct GwyGraphLabelClass

    struct GwyGraphLabelClass {
        GtkWidgetClass parent_class;

        void (*reserved1)(void);
        void (*reserved2)(void);
    };