mirror of https://github.com/GNOME/gimp.git
118 lines
4.7 KiB
C
118 lines
4.7 KiB
C
/* LIBGIMP - The GIMP Library
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* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
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*
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* gimpunit.h
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* Copyright (C) 1999-2003 Michael Natterer <mitch@gimp.org>
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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 Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 3 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <https://www.gnu.org/licenses/>.
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*/
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#if !defined (__GIMP_BASE_H_INSIDE__) && !defined (GIMP_BASE_COMPILATION)
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#error "Only <libgimpbase/gimpbase.h> can be included directly."
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#endif
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#ifndef __GIMP_UNIT_H__
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#define __GIMP_UNIT_H__
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G_BEGIN_DECLS
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/* For information look into the C source or the html documentation */
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/**
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* GIMP_TYPE_UNIT:
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*
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* #GIMP_TYPE_UNIT is a class representing units used for measuring
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* dimensions in GIMP.
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**/
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#define GIMP_TYPE_UNIT (gimp_unit_get_type ())
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G_DECLARE_FINAL_TYPE (GimpUnit, gimp_unit, GIMP, UNIT, GObject)
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gint32 gimp_unit_get_id (GimpUnit *unit);
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const gchar * gimp_unit_get_name (GimpUnit *unit);
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gdouble gimp_unit_get_factor (GimpUnit *unit);
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gint gimp_unit_get_digits (GimpUnit *unit);
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gint gimp_unit_get_scaled_digits (GimpUnit *unit,
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gdouble resolution);
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const gchar * gimp_unit_get_symbol (GimpUnit *unit);
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const gchar * gimp_unit_get_abbreviation (GimpUnit *unit);
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gboolean gimp_unit_get_deletion_flag (GimpUnit *unit);
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void gimp_unit_set_deletion_flag (GimpUnit *unit,
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gboolean deletion_flag);
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GimpUnit * gimp_unit_get_by_id (gint unit_id);
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GimpUnit * gimp_unit_pixel (void);
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GimpUnit * gimp_unit_mm (void);
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GimpUnit * gimp_unit_inch (void);
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GimpUnit * gimp_unit_point (void);
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GimpUnit * gimp_unit_pica (void);
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GimpUnit * gimp_unit_percent (void);
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gboolean gimp_unit_is_built_in (GimpUnit *unit);
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gboolean gimp_unit_is_metric (GimpUnit *unit);
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gchar * gimp_unit_format_string (const gchar *format,
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GimpUnit *unit);
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gdouble gimp_pixels_to_units (gdouble pixels,
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GimpUnit *unit,
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gdouble resolution);
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gdouble gimp_units_to_pixels (gdouble value,
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GimpUnit *unit,
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gdouble resolution);
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gdouble gimp_units_to_points (gdouble value,
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GimpUnit *unit,
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gdouble resolution);
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/*
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* GIMP_TYPE_PARAM_UNIT
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*/
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#define GIMP_VALUE_HOLDS_UNIT(value) (G_TYPE_CHECK_VALUE_TYPE ((value), GIMP_TYPE_UNIT))
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#define GIMP_TYPE_PARAM_UNIT (gimp_param_unit_get_type ())
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#define GIMP_PARAM_SPEC_UNIT(pspec) (G_TYPE_CHECK_INSTANCE_CAST ((pspec), GIMP_TYPE_PARAM_UNIT, GimpParamSpecUnit))
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#define GIMP_IS_PARAM_SPEC_UNIT(pspec) (G_TYPE_CHECK_INSTANCE_TYPE ((pspec), GIMP_TYPE_PARAM_UNIT))
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typedef struct _GimpParamSpecUnit GimpParamSpecUnit;
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struct _GimpParamSpecUnit
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{
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GParamSpecObject parent_instance;
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gboolean allow_pixel;
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gboolean allow_percent;
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GimpUnit *default_value;
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};
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GType gimp_param_unit_get_type (void) G_GNUC_CONST;
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GParamSpec * gimp_param_spec_unit (const gchar *name,
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const gchar *nick,
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const gchar *blurb,
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gboolean allow_pixel,
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gboolean allow_percent,
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GimpUnit *default_value,
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GParamFlags flags);
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G_END_DECLS
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#endif /* __GIMP_UNIT_H__ */
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