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-rw-r--r--libgimp/gimpunitcache.c236
1 files changed, 236 insertions, 0 deletions
diff --git a/libgimp/gimpunitcache.c b/libgimp/gimpunitcache.c
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--- /dev/null
+++ b/libgimp/gimpunitcache.c
@@ -0,0 +1,236 @@
+/* LIBGIMP - The GIMP Library
+ * Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
+ *
+ * gimpunitcache.c
+ * Copyright (C) 1999-2000 Michael Natterer <mitch@gimp.org>
+ *
+ * This library is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see
+ * <https://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <gio/gio.h>
+
+#include "libgimpbase/gimpbase.h"
+
+#include "gimpunitcache.h"
+#include "gimpunit_pdb.h"
+
+#include "libgimp-intl.h"
+
+/* internal structures */
+
+typedef struct
+{
+ gdouble factor;
+ gint digits;
+ const gchar *identifier;
+ const gchar *symbol;
+ const gchar *abbreviation;
+ const gchar *singular;
+ const gchar *plural;
+} GimpUnitDef;
+
+
+static GimpUnitDef * gimp_unit_defs = NULL;
+static GimpUnit gimp_units_initialized = 0;
+
+/* not a unit at all but kept here to have the strings in one place
+ */
+static const GimpUnitDef gimp_unit_percent =
+{
+ 0.0, 0, "percent", "%", "%", N_("percent"), N_("percent")
+};
+
+
+static void gimp_unit_def_init (GimpUnitDef *unit_def,
+ GimpUnit unit);
+
+
+static gboolean
+gimp_unit_init (GimpUnit unit)
+{
+ gint i, n;
+
+ if (unit < gimp_units_initialized)
+ return TRUE;
+
+ n = _gimp_unit_get_number_of_units ();
+
+ if (unit >= n)
+ return FALSE;
+
+ gimp_unit_defs = g_renew (GimpUnitDef, gimp_unit_defs, n);
+
+ for (i = gimp_units_initialized; i < n; i++)
+ {
+ gimp_unit_def_init (&gimp_unit_defs[i], i);
+ }
+
+ gimp_units_initialized = n;
+
+ return TRUE;
+}
+
+static void
+gimp_unit_def_init (GimpUnitDef *unit_def,
+ GimpUnit unit)
+{
+ unit_def->factor = _gimp_unit_get_factor (unit);
+ unit_def->digits = _gimp_unit_get_digits (unit);
+ unit_def->identifier = _gimp_unit_get_identifier (unit);
+ unit_def->symbol = _gimp_unit_get_symbol (unit);
+ unit_def->abbreviation = _gimp_unit_get_abbreviation (unit);
+ unit_def->singular = _gimp_unit_get_singular (unit);
+ unit_def->plural = _gimp_unit_get_plural (unit);
+}
+
+gint
+_gimp_unit_cache_get_number_of_units (void)
+{
+ return _gimp_unit_get_number_of_units ();
+}
+
+gint
+_gimp_unit_cache_get_number_of_built_in_units (void)
+{
+ return GIMP_UNIT_END;
+}
+
+GimpUnit
+_gimp_unit_cache_new (gchar *identifier,
+ gdouble factor,
+ gint digits,
+ gchar *symbol,
+ gchar *abbreviation,
+ gchar *singular,
+ gchar *plural)
+{
+ return _gimp_unit_new (identifier,
+ factor,
+ digits,
+ symbol,
+ abbreviation,
+ singular,
+ plural);
+}
+
+gboolean
+_gimp_unit_cache_get_deletion_flag (GimpUnit unit)
+{
+ if (unit < GIMP_UNIT_END)
+ return FALSE;
+
+ return _gimp_unit_get_deletion_flag (unit);
+}
+
+void
+_gimp_unit_cache_set_deletion_flag (GimpUnit unit,
+ gboolean deletion_flag)
+{
+ if (unit < GIMP_UNIT_END)
+ return;
+
+ _gimp_unit_set_deletion_flag (unit,
+ deletion_flag);
+}
+
+gdouble
+_gimp_unit_cache_get_factor (GimpUnit unit)
+{
+ g_return_val_if_fail (unit >= GIMP_UNIT_INCH, 1.0);
+
+ if (unit == GIMP_UNIT_PERCENT)
+ return gimp_unit_percent.factor;
+
+ if (!gimp_unit_init (unit))
+ return 1.0;
+
+ return gimp_unit_defs[unit].factor;
+}
+
+gint
+_gimp_unit_cache_get_digits (GimpUnit unit)
+{
+ g_return_val_if_fail (unit >= GIMP_UNIT_INCH, 0);
+
+ if (unit == GIMP_UNIT_PERCENT)
+ return gimp_unit_percent.digits;
+
+ if (!gimp_unit_init (unit))
+ return 0;
+
+ return gimp_unit_defs[unit].digits;
+}
+
+const gchar *
+_gimp_unit_cache_get_identifier (GimpUnit unit)
+{
+ if (unit == GIMP_UNIT_PERCENT)
+ return gimp_unit_percent.identifier;
+
+ if (!gimp_unit_init (unit))
+ return NULL;
+
+ return gimp_unit_defs[unit].identifier;
+}
+
+const gchar *
+_gimp_unit_cache_get_symbol (GimpUnit unit)
+{
+ if (unit == GIMP_UNIT_PERCENT)
+ return gimp_unit_percent.symbol;
+
+ if (!gimp_unit_init (unit))
+ return NULL;
+
+ return gimp_unit_defs[unit].symbol;
+}
+
+const gchar *
+_gimp_unit_cache_get_abbreviation (GimpUnit unit)
+{
+ if (unit == GIMP_UNIT_PERCENT)
+ return gimp_unit_percent.abbreviation;
+
+ if (!gimp_unit_init (unit))
+ return NULL;
+
+ return gimp_unit_defs[unit].abbreviation;
+}
+
+const gchar *
+_gimp_unit_cache_get_singular (GimpUnit unit)
+{
+ if (unit == GIMP_UNIT_PERCENT)
+ return gettext (gimp_unit_percent.singular);
+
+ if (!gimp_unit_init (unit))
+ return NULL;
+
+ return gettext (gimp_unit_defs[unit].singular);
+}
+
+const gchar *
+_gimp_unit_cache_get_plural (GimpUnit unit)
+{
+ if (unit == GIMP_UNIT_PERCENT)
+ return gettext (gimp_unit_percent.plural);
+
+ if (!gimp_unit_init (unit))
+ return NULL;
+
+ return gettext (gimp_unit_defs[unit].plural);
+}