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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:30:19 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:30:19 +0000 |
commit | 5c1676dfe6d2f3c837a5e074117b45613fd29a72 (patch) | |
tree | cbffb45144febf451e54061db2b21395faf94bfe /app/core/gimpunit.c | |
parent | Initial commit. (diff) | |
download | gimp-5c1676dfe6d2f3c837a5e074117b45613fd29a72.tar.xz gimp-5c1676dfe6d2f3c837a5e074117b45613fd29a72.zip |
Adding upstream version 2.10.34.upstream/2.10.34upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | app/core/gimpunit.c | 305 |
1 files changed, 305 insertions, 0 deletions
diff --git a/app/core/gimpunit.c b/app/core/gimpunit.c new file mode 100644 index 0000000..3fad305 --- /dev/null +++ b/app/core/gimpunit.c @@ -0,0 +1,305 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995-1999 Spencer Kimball and Peter Mattis + * + * gimpunit.c + * Copyright (C) 1999-2000 Michael Natterer <mitch@gimp.org> + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ + +/* This file contains the definition of the size unit objects. The + * factor of the units is relative to inches (which have a factor of 1). + */ + +#include "config.h" + +#include <gio/gio.h> + +#include "libgimpbase/gimpbase.h" + +#include "core-types.h" + +#include "gimp.h" +#include "gimpunit.h" + +#include "gimp-intl.h" + + +/* internal structures */ + +typedef struct +{ + gboolean delete_on_exit; + gdouble factor; + gint digits; + gchar *identifier; + gchar *symbol; + gchar *abbreviation; + gchar *singular; + gchar *plural; +} GimpUnitDef; + + +/* these are the built-in units + */ +static const GimpUnitDef gimp_unit_defs[GIMP_UNIT_END] = +{ + /* pseudo unit */ + { FALSE, 0.0, 0, "pixels", "px", "px", + NC_("unit-singular", "pixel"), NC_("unit-plural", "pixels") }, + + /* standard units */ + { FALSE, 1.0, 2, "inches", "''", "in", + NC_("unit-singular", "inch"), NC_("unit-plural", "inches") }, + + { FALSE, 25.4, 1, "millimeters", "mm", "mm", + NC_("unit-singular", "millimeter"), NC_("unit-plural", "millimeters") }, + + /* professional units */ + { FALSE, 72.0, 0, "points", "pt", "pt", + NC_("unit-singular", "point"), NC_("unit-plural", "points") }, + + { FALSE, 6.0, 1, "picas", "pc", "pc", + NC_("unit-singular", "pica"), NC_("unit-plural", "picas") } +}; + +/* not a unit at all but kept here to have the strings in one place + */ +static const GimpUnitDef gimp_unit_percent = +{ + FALSE, 0.0, 0, "percent", "%", "%", + NC_("singular", "percent"), NC_("plural", "percent") +}; + + +/* private functions */ + +static GimpUnitDef * +_gimp_unit_get_user_unit (Gimp *gimp, + GimpUnit unit) +{ + return g_list_nth_data (gimp->user_units, unit - GIMP_UNIT_END); +} + + +/* public functions */ + +gint +_gimp_unit_get_number_of_units (Gimp *gimp) +{ + return GIMP_UNIT_END + gimp->n_user_units; +} + +gint +_gimp_unit_get_number_of_built_in_units (Gimp *gimp) +{ + return GIMP_UNIT_END; +} + +GimpUnit +_gimp_unit_new (Gimp *gimp, + const gchar *identifier, + gdouble factor, + gint digits, + const gchar *symbol, + const gchar *abbreviation, + const gchar *singular, + const gchar *plural) +{ + GimpUnitDef *user_unit = g_slice_new0 (GimpUnitDef); + + user_unit->delete_on_exit = TRUE; + user_unit->factor = factor; + user_unit->digits = digits; + user_unit->identifier = g_strdup (identifier); + user_unit->symbol = g_strdup (symbol); + user_unit->abbreviation = g_strdup (abbreviation); + user_unit->singular = g_strdup (singular); + user_unit->plural = g_strdup (plural); + + gimp->user_units = g_list_append (gimp->user_units, user_unit); + gimp->n_user_units++; + + return GIMP_UNIT_END + gimp->n_user_units - 1; +} + +gboolean +_gimp_unit_get_deletion_flag (Gimp *gimp, + GimpUnit unit) +{ + g_return_val_if_fail (unit < (GIMP_UNIT_END + gimp->n_user_units), FALSE); + + if (unit < GIMP_UNIT_END) + return FALSE; + + return _gimp_unit_get_user_unit (gimp, unit)->delete_on_exit; +} + +void +_gimp_unit_set_deletion_flag (Gimp *gimp, + GimpUnit unit, + gboolean deletion_flag) +{ + g_return_if_fail ((unit >= GIMP_UNIT_END) && + (unit < (GIMP_UNIT_END + gimp->n_user_units))); + + _gimp_unit_get_user_unit (gimp, unit)->delete_on_exit = + deletion_flag ? TRUE : FALSE; +} + +gdouble +_gimp_unit_get_factor (Gimp *gimp, + GimpUnit unit) +{ + g_return_val_if_fail (unit < (GIMP_UNIT_END + gimp->n_user_units) || + (unit == GIMP_UNIT_PERCENT), + gimp_unit_defs[GIMP_UNIT_INCH].factor); + + if (unit < GIMP_UNIT_END) + return gimp_unit_defs[unit].factor; + + if (unit == GIMP_UNIT_PERCENT) + return gimp_unit_percent.factor; + + return _gimp_unit_get_user_unit (gimp, unit)->factor; +} + +gint +_gimp_unit_get_digits (Gimp *gimp, + GimpUnit unit) +{ + g_return_val_if_fail (unit < (GIMP_UNIT_END + gimp->n_user_units) || + (unit == GIMP_UNIT_PERCENT), + gimp_unit_defs[GIMP_UNIT_INCH].digits); + + if (unit < GIMP_UNIT_END) + return gimp_unit_defs[unit].digits; + + if (unit == GIMP_UNIT_PERCENT) + return gimp_unit_percent.digits; + + return _gimp_unit_get_user_unit (gimp, unit)->digits; +} + +const gchar * +_gimp_unit_get_identifier (Gimp *gimp, + GimpUnit unit) +{ + g_return_val_if_fail ((unit < (GIMP_UNIT_END + gimp->n_user_units)) || + (unit == GIMP_UNIT_PERCENT), + gimp_unit_defs[GIMP_UNIT_INCH].identifier); + + if (unit < GIMP_UNIT_END) + return gimp_unit_defs[unit].identifier; + + if (unit == GIMP_UNIT_PERCENT) + return gimp_unit_percent.identifier; + + return _gimp_unit_get_user_unit (gimp, unit)->identifier; +} + +const gchar * +_gimp_unit_get_symbol (Gimp *gimp, + GimpUnit unit) +{ + g_return_val_if_fail ((unit < (GIMP_UNIT_END + gimp->n_user_units)) || + (unit == GIMP_UNIT_PERCENT), + gimp_unit_defs[GIMP_UNIT_INCH].symbol); + + if (unit < GIMP_UNIT_END) + return gimp_unit_defs[unit].symbol; + + if (unit == GIMP_UNIT_PERCENT) + return gimp_unit_percent.symbol; + + return _gimp_unit_get_user_unit (gimp, unit)->symbol; +} + +const gchar * +_gimp_unit_get_abbreviation (Gimp *gimp, + GimpUnit unit) +{ + g_return_val_if_fail ((unit < (GIMP_UNIT_END + gimp->n_user_units)) || + (unit == GIMP_UNIT_PERCENT), + gimp_unit_defs[GIMP_UNIT_INCH].abbreviation); + + if (unit < GIMP_UNIT_END) + return gimp_unit_defs[unit].abbreviation; + + if (unit == GIMP_UNIT_PERCENT) + return gimp_unit_percent.abbreviation; + + return _gimp_unit_get_user_unit (gimp, unit)->abbreviation; +} + +const gchar * +_gimp_unit_get_singular (Gimp *gimp, + GimpUnit unit) +{ + g_return_val_if_fail ((unit < (GIMP_UNIT_END + gimp->n_user_units)) || + (unit == GIMP_UNIT_PERCENT), + gimp_unit_defs[GIMP_UNIT_INCH].singular); + + if (unit < GIMP_UNIT_END) + return g_dpgettext2 (NULL, "unit-singular", gimp_unit_defs[unit].singular); + + if (unit == GIMP_UNIT_PERCENT) + return g_dpgettext2 (NULL, "unit-singular", gimp_unit_percent.singular); + + return _gimp_unit_get_user_unit (gimp, unit)->singular; +} + +const gchar * +_gimp_unit_get_plural (Gimp *gimp, + GimpUnit unit) +{ + g_return_val_if_fail ((unit < (GIMP_UNIT_END + gimp->n_user_units)) || + (unit == GIMP_UNIT_PERCENT), + gimp_unit_defs[GIMP_UNIT_INCH].plural); + + if (unit < GIMP_UNIT_END) + return g_dpgettext2 (NULL, "unit-plural", gimp_unit_defs[unit].plural); + + if (unit == GIMP_UNIT_PERCENT) + return g_dpgettext2 (NULL, "unit-plural", gimp_unit_percent.plural); + + return _gimp_unit_get_user_unit (gimp, unit)->plural; +} + + +/* The sole purpose of this function is to release the allocated + * memory. It must only be used from gimp_units_exit(). + */ +void +gimp_user_units_free (Gimp *gimp) +{ + GList *list; + + for (list = gimp->user_units; list; list = g_list_next (list)) + { + GimpUnitDef *user_unit = list->data; + + g_free (user_unit->identifier); + g_free (user_unit->symbol); + g_free (user_unit->abbreviation); + g_free (user_unit->singular); + g_free (user_unit->plural); + + g_slice_free (GimpUnitDef, user_unit); + } + + g_list_free (gimp->user_units); + gimp->user_units = NULL; + gimp->n_user_units = 0; +} |