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|
/* Fo
* fo-tblr.c: 'Top-bottom-left-right' datatype
*
* Copyright (C) 2001-2005 Sun Microsystems
* Copyright (C) 2007 Menteith Consulting Ltd
*
* See COPYING for the status of this software.
*/
#include "fo-utils.h"
#include "fo-datatype.h"
#include "fo-datatype-private.h"
#include "fo-tblr.h"
#include "fo-length.h"
enum {
PROP_0,
PROP_TOP,
PROP_BOTTOM,
PROP_LEFT,
PROP_RIGHT
};
struct _FoTblr
{
FoDatatype parent_instance;
FoDatatype *top;
FoDatatype *bottom;
FoDatatype *left;
FoDatatype *right;
};
struct _FoTblrClass
{
FoDatatypeClass parent_class;
};
static void fo_tblr_class_init (FoTblrClass *klass);
static void fo_tblr_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec);
static void fo_tblr_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec);
static void fo_tblr_finalize (GObject *object);
gchar* fo_tblr_sprintf (FoObject *object);
FoDatatype* fo_tblr_copy (FoDatatype *datatype);
static void fo_tblr_set_top (FoDatatype *datatype,
FoDatatype * new_top);
static void fo_tblr_set_bottom (FoDatatype *datatype,
FoDatatype *new_bottom);
static void fo_tblr_set_left (FoDatatype *datatype,
FoDatatype *new_left);
static void fo_tblr_set_right (FoDatatype *datatype,
FoDatatype *new_right);
static gpointer parent_class;
/**
* fo_tblr_get_type:
* @void:
*
* Register the #FoTblr object type.
*
* Return value: GType value of the #FoTblr object type.
**/
GType
fo_tblr_get_type (void)
{
static GType object_type = 0;
if (!object_type)
{
static const GTypeInfo object_info =
{
sizeof (FoTblrClass),
(GBaseInitFunc) NULL,
(GBaseFinalizeFunc) NULL,
(GClassInitFunc) fo_tblr_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (FoTblr),
0, /* n_preallocs */
NULL, /* instance_init */
NULL /* value_table */
};
object_type = g_type_register_static (FO_TYPE_DATATYPE,
"FoTblr",
&object_info, 0);
}
return object_type;
}
/**
* fo_tblr_class_init:
* @klass: FoTblrClass object to initialise
*
* Implements GClassInitFunc for FoTblrClass
**/
void
fo_tblr_class_init (FoTblrClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
parent_class = g_type_class_peek_parent (klass);
object_class->finalize = fo_tblr_finalize;
object_class->set_property = fo_tblr_set_property;
object_class->get_property = fo_tblr_get_property;
FO_OBJECT_CLASS (klass)->print_sprintf = fo_tblr_sprintf;
FO_DATATYPE_CLASS (klass)->copy = fo_tblr_copy;
g_object_class_install_property (object_class,
PROP_TOP,
g_param_spec_object ("top",
_("Top"),
_("Tblr top value"),
FO_TYPE_DATATYPE,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property (object_class,
PROP_BOTTOM,
g_param_spec_object ("bottom",
_("Bottom"),
_("Tblr bottom value"),
FO_TYPE_DATATYPE,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property (object_class,
PROP_LEFT,
g_param_spec_object ("left",
_("Left"),
_("Tblr left value"),
FO_TYPE_DATATYPE,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property (object_class,
PROP_RIGHT,
g_param_spec_object ("right",
_("Right"),
_("Tblr right value"),
FO_TYPE_DATATYPE,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
}
/**
* fo_tblr_finalize:
* @object: FoTblr object to finalize
*
* Implements GObjectFinalizeFunc for FoTblr
**/
void
fo_tblr_finalize (GObject *object)
{
FoTblr *tblr;
tblr = FO_TBLR (object);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
/**
* fo_tblr_set_property:
* @object: GObject whose property will be set
* @prop_id: Property ID assigned when property registered
* @value: New value for property
* @pspec: Parameter specification for this property type
*
* Implements #GObjectSetPropertyFunc for FoTblr
**/
void
fo_tblr_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
FoDatatype *tblr;
tblr = FO_DATATYPE (object);
switch (prop_id)
{
case PROP_TOP:
fo_tblr_set_top (tblr, g_value_get_object (value));
break;
case PROP_BOTTOM:
fo_tblr_set_bottom (tblr, g_value_get_object (value));
break;
case PROP_LEFT:
fo_tblr_set_left (tblr, g_value_get_object (value));
break;
case PROP_RIGHT:
fo_tblr_set_right (tblr, g_value_get_object (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
/**
* fo_tblr_get_property:
* @object: GObject whose property will be retreived
* @prop_id: Property ID assigned when property registered
* @value: GValue to set with property value
* @pspec: Parameter specification for this property type
*
* Implements #GObjectGetPropertyFunc for FoTblr
**/
void
fo_tblr_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
FoDatatype *datatype;
datatype = FO_DATATYPE (object);
switch (prop_id)
{
case PROP_TOP:
g_value_set_object (value, fo_tblr_get_top (datatype));
break;
case PROP_BOTTOM:
g_value_set_object (value, fo_tblr_get_bottom (datatype));
break;
case PROP_LEFT:
g_value_set_object (value, fo_tblr_get_left (datatype));
break;
case PROP_RIGHT:
g_value_set_object (value, fo_tblr_get_right (datatype));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
/**
* fo_tblr_new:
*
* Creates a new #FoTblr initialized to default value.
*
* Return value: the new #FoTblr
**/
FoDatatype *
fo_tblr_new (void)
{
FoDatatype *tblr;
tblr = FO_DATATYPE (g_object_new (fo_tblr_get_type (),
"top",
fo_length_get_length_zero (),
"bottom",
fo_length_get_length_zero (),
"left",
fo_length_get_length_zero (),
"right",
fo_length_get_length_zero (),
NULL));
return tblr;
}
/**
* fo_tblr_new_from_values:
* @top: #FoDatatype to use as top value
* @bottom: #FoDatatype to use as bottom value
* @left: #FoDatatype to use as left value
* @right: #FoDatatype to use as right value
*
* Creates a new #FoTblr with top, bottom, left and right
* components set to provided values.
*
* Return value: New #FoTblr
**/
FoDatatype*
fo_tblr_new_from_values (FoDatatype *top,
FoDatatype *bottom,
FoDatatype *left,
FoDatatype *right)
{
FoDatatype *tblr;
g_return_val_if_fail (FO_IS_DATATYPE (top), NULL);
g_return_val_if_fail (FO_IS_DATATYPE (bottom), NULL);
g_return_val_if_fail (FO_IS_DATATYPE (left), NULL);
g_return_val_if_fail (FO_IS_DATATYPE (right), NULL);
tblr = fo_tblr_new ();
fo_tblr_set_top (tblr, top);
fo_tblr_set_bottom (tblr, bottom);
fo_tblr_set_left (tblr, left);
fo_tblr_set_right (tblr, right);
return tblr;
}
/**
* fo_tblr_get_top:
* @datatype: #FoTblr
*
* Gets the top component value of @datatype.
*
* Return value: The top value of @datatype.
**/
FoDatatype *
fo_tblr_get_top (FoDatatype *datatype)
{
g_return_val_if_fail (datatype != NULL, 0);
g_return_val_if_fail (FO_IS_TBLR (datatype), 0);
return FO_TBLR (datatype)->top;
}
/**
* fo_tblr_set_top:
* @datatype: #FoTblr
* @new_top: New top value
*
* Sets the top component of @datatype
**/
void
fo_tblr_set_top (FoDatatype *datatype,
FoDatatype *new_top)
{
FoTblr *tblr = (FoTblr *) datatype;
g_return_if_fail (datatype != NULL);
g_return_if_fail (FO_IS_TBLR (datatype));
g_return_if_fail (FO_IS_DATATYPE (new_top));
if (new_top)
g_object_ref (G_OBJECT (new_top));
if (tblr->top)
g_object_unref (G_OBJECT (tblr->top));
tblr->top = new_top;
/*g_object_notify(G_OBJECT(datatype), "top");*/
}
/**
* fo_tblr_get_bottom:
* @datatype: #FoTblr
*
* Gets the .bottom component value of @datatype
*
* Return value: The bottom value of @datatype
**/
FoDatatype *
fo_tblr_get_bottom (FoDatatype *datatype)
{
g_return_val_if_fail (datatype != NULL, 0);
g_return_val_if_fail (FO_IS_TBLR (datatype), 0);
return FO_TBLR (datatype)->bottom;
}
/**
* fo_tblr_set_bottom:
* @datatype: #FoTblr
* @new_bottom: New .bottom value
*
* Sets the bottom component of @datatype
**/
void
fo_tblr_set_bottom (FoDatatype *datatype,
FoDatatype *new_bottom)
{
FoTblr *tblr = (FoTblr *) datatype;
g_return_if_fail (datatype != NULL);
g_return_if_fail (FO_IS_TBLR (datatype));
g_return_if_fail (FO_IS_DATATYPE (new_bottom));
if (new_bottom)
g_object_ref (G_OBJECT (new_bottom));
if (tblr->bottom)
g_object_unref (G_OBJECT (tblr->bottom));
tblr->bottom = new_bottom;
/*g_object_notify(G_OBJECT(datatype), "bottom");*/
}
/**
* fo_tblr_get_left:
* @datatype: #FoTblr
*
* Gets the .left component value of @datatype
*
* Return value: The left value of @datatype
**/
FoDatatype *
fo_tblr_get_left (FoDatatype *datatype)
{
g_return_val_if_fail (datatype != NULL, 0);
g_return_val_if_fail (FO_IS_TBLR (datatype), 0);
return FO_TBLR (datatype)->left;
}
/**
* fo_tblr_set_left:
* @datatype: #FoTblr
* @new_left: New .left value
*
* Sets the .left component of @datatype
**/
void
fo_tblr_set_left (FoDatatype *datatype,
FoDatatype *new_left)
{
FoTblr *tblr = (FoTblr *) datatype;
g_return_if_fail (datatype != NULL);
g_return_if_fail (FO_IS_TBLR (datatype));
g_return_if_fail (FO_IS_DATATYPE (new_left));
if (new_left)
g_object_ref (G_OBJECT (new_left));
if (tblr->left)
g_object_unref (G_OBJECT (tblr->left));
tblr->left = new_left;
/*g_object_notify(G_OBJECT(datatype), "left");*/
}
/**
* fo_tblr_get_right:
* @datatype: #FoTblr
*
* Gets the .right component value of @datatype
*
* Return value: The right value of @datatype
**/
FoDatatype *
fo_tblr_get_right (FoDatatype *datatype)
{
g_return_val_if_fail (datatype != NULL, 0);
g_return_val_if_fail (FO_IS_TBLR (datatype), 0);
return FO_TBLR (datatype)->right;
}
/**
* fo_tblr_set_right:
* @datatype: #FoTblr
* @new_right: New .right value
*
* Sets the right component of @datatype
**/
void
fo_tblr_set_right (FoDatatype *datatype,
FoDatatype *new_right)
{
FoTblr *tblr = (FoTblr *) datatype;
g_return_if_fail (datatype != NULL);
g_return_if_fail (FO_IS_TBLR (datatype));
g_return_if_fail (FO_IS_DATATYPE (new_right));
if (new_right)
g_object_ref (G_OBJECT (new_right));
if (tblr->right)
g_object_unref (G_OBJECT (tblr->right));
tblr->right = new_right;
/*g_object_notify(G_OBJECT(datatype), "right");*/
}
/**
* fo_tblr_sprintf:
* @object: #FoTblr whose value is to be printed
*
* Create and return a string representation of the value of @object,
* which must be an #FoTblr.
*
* String must be freed by caller.
*
* Return value: String representation of value of @object
**/
gchar*
fo_tblr_sprintf (FoObject *object)
{
g_return_val_if_fail (object != NULL, NULL);
g_return_val_if_fail (FO_IS_TBLR (object), NULL);
return (g_strdup_printf("top: %s; bottom: %s; left: %s; right: %s",
fo_object_sprintf (FO_TBLR (object)->top),
fo_object_sprintf (FO_TBLR (object)->bottom),
fo_object_sprintf (FO_TBLR (object)->left),
fo_object_sprintf (FO_TBLR (object)->right)));
}
/**
* fo_tblr_copy:
* @datatype: Source #FoTblr.
*
* Creates a copy of @datatype.
*
* Return value: Copy of @datatype.
**/
FoDatatype*
fo_tblr_copy (FoDatatype *datatype)
{
FoDatatype *tblr;
g_return_val_if_fail (datatype != NULL, NULL);
g_return_val_if_fail (FO_IS_TBLR (datatype), NULL);
tblr = fo_tblr_new ();
fo_tblr_set_top (tblr,
FO_TBLR(datatype)->top);
fo_tblr_set_bottom (tblr,
FO_TBLR(datatype)->bottom);
fo_tblr_set_left (tblr,
FO_TBLR(datatype)->left);
fo_tblr_set_right (tblr,
FO_TBLR(datatype)->right);
return (tblr);
}
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