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GimpZoomPreview

GimpZoomPreview — A drawable preview with zooming capabilities.

Properties

gpointer drawable Read / Write / Construct Only
gint drawable-id Read / Write / Construct Only
GimpZoomModel * model Read / Write / Construct Only

Types and Values

Object Hierarchy

    GObject
    ╰── GInitiallyUnowned
        ╰── GtkObject
            ╰── GtkWidget
                ╰── GtkContainer
                    ╰── GtkBox
                        ╰── GimpPreview
                            ╰── GimpScrolledPreview
                                ╰── GimpZoomPreview

Implemented Interfaces

GimpZoomPreview implements AtkImplementorIface, GtkBuildable and GtkOrientable.

Description

A drawable preview with zooming capabilities.

Functions

gimp_zoom_preview_new ()

GtkWidget *
gimp_zoom_preview_new (GimpDrawable *drawable);

gimp_zoom_preview_new has been deprecated since version 2.10 and should not be used in newly-written code.

Use gimp_zoom_preview_new_from_drawable_id() instead.

Creates a new GimpZoomPreview widget for drawable .

Parameters

drawable

a GimpDrawable

 

Returns

a new GimpZoomPreview.

Since: 2.4


gimp_zoom_preview_new_from_drawable_id ()

GtkWidget *
gimp_zoom_preview_new_from_drawable_id
                               (gint32 drawable_ID);

Creates a new GimpZoomPreview widget for drawable_ID .

Parameters

drawable_ID

a drawable ID

 

Returns

a new GimpZoomPreview.

Since: 2.10


gimp_zoom_preview_new_with_model_from_drawable_id ()

GtkWidget *
gimp_zoom_preview_new_with_model_from_drawable_id
                               (gint32 drawable_ID,
                                GimpZoomModel *model);

Creates a new GimpZoomPreview widget for drawable_ID using the given model .

This variant of gimp_zoom_preview_new_from_drawable_id() allows you to create a preview using an existing zoom model. This may be useful if for example you want to have two zoom previews that keep their zoom factor in sync.

Parameters

drawable_ID

a drawable ID

 

model

a GimpZoomModel

 

Returns

a new GimpZoomPreview.

Since: 2.10


gimp_zoom_preview_new_with_model ()

GtkWidget *
gimp_zoom_preview_new_with_model (GimpDrawable *drawable,
                                  GimpZoomModel *model);

gimp_zoom_preview_new_with_model has been deprecated since version 2.10 and should not be used in newly-written code.

Use gimp_zoom_preview_new_with_model_from_drawable_id() instead.

Creates a new GimpZoomPreview widget for drawable using the given model .

This variant of gimp_zoom_preview_new() allows you to create a preview using an existing zoom model. This may be useful if for example you want to have two zoom previews that keep their zoom factor in sync.

Parameters

drawable

a GimpDrawable

 

model

a GimpZoomModel

 

Returns

a new GimpZoomPreview.

Since: 2.4


gimp_zoom_preview_get_source ()

guchar *
gimp_zoom_preview_get_source (GimpZoomPreview *preview,
                              gint *width,
                              gint *height,
                              gint *bpp);

Returns the scaled image data of the part of the drawable the GimpZoomPreview is currently showing, as a newly allocated array of guchar. This function also allow to get the current width, height and bpp of the GimpZoomPreview.

Parameters

preview

a GimpZoomPreview widget

 

width

a pointer to an int where the current width of the zoom widget will be put.

 

height

a pointer to an int where the current width of the zoom widget will be put.

 

bpp

return location for the number of bytes per pixel

 

Returns

newly allocated data that should be released using g_free() when it is not any longer needed

Since: 2.4


gimp_zoom_preview_get_drawable ()

GimpDrawable *
gimp_zoom_preview_get_drawable (GimpZoomPreview *preview);

gimp_zoom_preview_get_drawable has been deprecated since version 2.10 and should not be used in newly-written code.

Use gimp_zoom_preview_get_drawable_id() instead.

Returns the GimpDrawable the GimpZoomPreview is attached to.

Parameters

preview

a GimpZoomPreview widget

 

Returns

the GimpDrawable that was passed to gimp_zoom_preview_new().

Since: 2.4


gimp_zoom_preview_get_drawable_id ()

gint32
gimp_zoom_preview_get_drawable_id (GimpZoomPreview *preview);

Returns the drawable_ID the GimpZoomPreview is attached to.

Parameters

preview

a GimpZoomPreview widget

 

Returns

the drawable_ID that was passed to gimp_zoom_preview_new_from_drawable_id().

Since: 2.10


gimp_zoom_preview_get_factor ()

gdouble
gimp_zoom_preview_get_factor (GimpZoomPreview *preview);

Returns the zoom factor the preview is currently using.

Parameters

preview

a GimpZoomPreview widget

 

Returns

the current zoom factor

Since: 2.4


gimp_zoom_preview_get_model ()

GimpZoomModel *
gimp_zoom_preview_get_model (GimpZoomPreview *preview);

Returns the GimpZoomModel the preview is using.

Parameters

preview

a GimpZoomPreview widget

 

Returns

a pointer to the GimpZoomModel owned by the preview

Since: 2.4

Types and Values

GimpZoomPreview

typedef struct _GimpZoomPreview GimpZoomPreview;

Property Details

The “drawable” property

  “drawable”                 gpointer

The drawable the GimpZoomPreview is attached to.

GimpZoomPreview:drawable is deprecated and should not be used in newly-written code.

use the drawable-id property instead.

Owner: GimpZoomPreview

Flags: Read / Write / Construct Only

Since: 2.4


The “drawable-id” property

  “drawable-id”              gint

The drawable the GimpZoomPreview is attached to.

Owner: GimpZoomPreview

Flags: Read / Write / Construct Only

Allowed values: >= -1

Default value: -1

Since: 2.10


The “model” property

  “model”                    GimpZoomModel *

The GimpZoomModel used by this GimpZoomPreview.

Owner: GimpZoomPreview

Flags: Read / Write / Construct Only

Since: 2.4

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