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106 lines
3.4 KiB
C
106 lines
3.4 KiB
C
/* gimpunit.h
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* Copyright (C) 1999 Michael Natterer <mitschel@cs.tu-berlin.de>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GIMPUNIT_H__
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#define __GIMPUNIT_H__
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#include <glib.h>
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/* I've put this here and not to libgimp/gimpenums.h, because if this
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* file includes libgimp/gimpenums.h there is a name clash wherever
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* someone includes libgimp/gimpunit.h and app/gimpimage.h
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* (the constants RGB, GRAY and INDEXED are defined in both
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* gimpenums.h and gimpimage.h) (is this a bug? don't know...)
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*/
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typedef enum
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{
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UNIT_PIXEL = 0,
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UNIT_INCH = 1,
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UNIT_MM = 2,
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UNIT_POINT = 3,
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UNIT_PICA = 4,
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UNIT_END /* never use UNIT_END but gimp_unit_get_number_of_units() instead */
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} GUnit;
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gint gimp_unit_get_number_of_units (void);
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gint gimp_unit_get_number_of_built_in_units (void);
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/* Create a new user unit and returns it's ID.
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*
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* Note that a new unit is always created with it's deletion flag
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* set to TRUE. You will have to set it to FALSE after creation to make
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* the unit definition persistant.
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*/
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GUnit gimp_unit_new (gchar *identifier,
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gfloat factor,
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gint digits,
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gchar *symbol,
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gchar *abbreviation,
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gchar *singular,
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gchar *plural);
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/* The following functions fall back to inch (not pixel, as pixel is not
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* a 'real' unit) if the value passed is out of range.
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*
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* Trying to change the deletion flag of built-in units will be ignored.
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*/
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/* If the deletion flag for a unit is TRUE on GIMP exit, this unit
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* will not be saved in the user units database.
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*/
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guint gimp_unit_get_deletion_flag (GUnit unit);
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void gimp_unit_set_deletion_flag (GUnit unit,
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guint deletion_flag);
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/* This one is an untranslated string for gimprc */
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const gchar * gimp_unit_get_identifier (GUnit unit);
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/* The meaning of 'factor' is:
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* distance_in_units == ( factor * distance_in_inches )
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*
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* Returns 0 for unit == UNIT_PIXEL as we don't have resolution info here
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*/
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gfloat gimp_unit_get_factor (GUnit unit);
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/* The following function gives a hint how many digits a spinbutton
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* should provide to get approximately the accuracy of an inch-spinbutton
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* with two digits.
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*
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* Returns 0 for unit == UNIT_PIXEL as we don't have resolution info here.
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*/
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gint gimp_unit_get_digits (GUnit unit);
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const gchar * gimp_unit_get_symbol (GUnit unit);
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const gchar * gimp_unit_get_abbreviation (GUnit unit);
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const gchar * gimp_unit_get_singular (GUnit unit);
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const gchar * gimp_unit_get_plural (GUnit unit);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __GIMPUNIT_H__ */
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