Adding upstream version 2.10.22.upstream/2.10.22upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

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;
+}