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-rw-r--r--libgimpwidgets/gimpunitstore.c937
1 files changed, 937 insertions, 0 deletions
diff --git a/libgimpwidgets/gimpunitstore.c b/libgimpwidgets/gimpunitstore.c
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+++ b/libgimpwidgets/gimpunitstore.c
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+/* LIBGIMP - The GIMP Library
+ * Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
+ *
+ * gimpunitstore.c
+ * Copyright (C) 2004 Sven Neumann <sven@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
+ * Lesser 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 <gtk/gtk.h>
+
+#include "libgimpbase/gimpbase.h"
+
+#include "gimpwidgetstypes.h"
+
+#include "gimpunitstore.h"
+
+
+/**
+ * SECTION: gimpunitstore
+ * @title: GimpUnitStore
+ * @short_description: A model for units
+ *
+ * A model for #GimpUnit views
+ **/
+
+
+enum
+{
+ PROP_0,
+ PROP_NUM_VALUES,
+ PROP_HAS_PIXELS,
+ PROP_HAS_PERCENT,
+ PROP_SHORT_FORMAT,
+ PROP_LONG_FORMAT
+};
+
+typedef struct
+{
+ gint num_values;
+ gboolean has_pixels;
+ gboolean has_percent;
+
+ gchar *short_format;
+ gchar *long_format;
+
+ gdouble *values;
+ gdouble *resolutions;
+
+ GimpUnit synced_unit;
+} GimpUnitStorePrivate;
+
+#define GET_PRIVATE(obj) ((GimpUnitStorePrivate *) gimp_unit_store_get_instance_private ((GimpUnitStore *) (obj)))
+
+
+static void gimp_unit_store_tree_model_init (GtkTreeModelIface *iface);
+
+static void gimp_unit_store_finalize (GObject *object);
+static void gimp_unit_store_set_property (GObject *object,
+ guint property_id,
+ const GValue *value,
+ GParamSpec *pspec);
+static void gimp_unit_store_get_property (GObject *object,
+ guint property_id,
+ GValue *value,
+ GParamSpec *pspec);
+
+static GtkTreeModelFlags gimp_unit_store_get_flags (GtkTreeModel *tree_model);
+static gint gimp_unit_store_get_n_columns (GtkTreeModel *tree_model);
+static GType gimp_unit_store_get_column_type (GtkTreeModel *tree_model,
+ gint index);
+static gboolean gimp_unit_store_get_iter (GtkTreeModel *tree_model,
+ GtkTreeIter *iter,
+ GtkTreePath *path);
+static GtkTreePath *gimp_unit_store_get_path (GtkTreeModel *tree_model,
+ GtkTreeIter *iter);
+static void gimp_unit_store_tree_model_get_value (GtkTreeModel *tree_model,
+ GtkTreeIter *iter,
+ gint column,
+ GValue *value);
+static gboolean gimp_unit_store_iter_next (GtkTreeModel *tree_model,
+ GtkTreeIter *iter);
+static gboolean gimp_unit_store_iter_children (GtkTreeModel *tree_model,
+ GtkTreeIter *iter,
+ GtkTreeIter *parent);
+static gboolean gimp_unit_store_iter_has_child (GtkTreeModel *tree_model,
+ GtkTreeIter *iter);
+static gint gimp_unit_store_iter_n_children (GtkTreeModel *tree_model,
+ GtkTreeIter *iter);
+static gboolean gimp_unit_store_iter_nth_child (GtkTreeModel *tree_model,
+ GtkTreeIter *iter,
+ GtkTreeIter *parent,
+ gint n);
+static gboolean gimp_unit_store_iter_parent (GtkTreeModel *tree_model,
+ GtkTreeIter *iter,
+ GtkTreeIter *child);
+
+
+G_DEFINE_TYPE_WITH_CODE (GimpUnitStore, gimp_unit_store, G_TYPE_OBJECT,
+ G_ADD_PRIVATE (GimpUnitStore)
+ G_IMPLEMENT_INTERFACE (GTK_TYPE_TREE_MODEL,
+ gimp_unit_store_tree_model_init))
+
+#define parent_class gimp_unit_store_parent_class
+
+
+static GType column_types[GIMP_UNIT_STORE_UNIT_COLUMNS] =
+{
+ G_TYPE_INVALID,
+ G_TYPE_DOUBLE,
+ G_TYPE_INT,
+ G_TYPE_STRING,
+ G_TYPE_STRING,
+ G_TYPE_STRING,
+ G_TYPE_STRING,
+ G_TYPE_STRING,
+ G_TYPE_STRING,
+ G_TYPE_STRING
+};
+
+
+static void
+gimp_unit_store_class_init (GimpUnitStoreClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ column_types[GIMP_UNIT_STORE_UNIT] = GIMP_TYPE_UNIT;
+
+ object_class->finalize = gimp_unit_store_finalize;
+ object_class->set_property = gimp_unit_store_set_property;
+ object_class->get_property = gimp_unit_store_get_property;
+
+ g_object_class_install_property (object_class, PROP_NUM_VALUES,
+ g_param_spec_int ("num-values",
+ "Num Values",
+ "The number of values this store provides",
+ 0, G_MAXINT, 0,
+ GIMP_PARAM_READWRITE |
+ G_PARAM_CONSTRUCT_ONLY));
+
+ g_object_class_install_property (object_class, PROP_HAS_PIXELS,
+ g_param_spec_boolean ("has-pixels",
+ "Has Pixels",
+ "Whether the store has GIMP_UNIT_PIXELS",
+ TRUE,
+ GIMP_PARAM_READWRITE));
+
+ g_object_class_install_property (object_class, PROP_HAS_PERCENT,
+ g_param_spec_boolean ("has-percent",
+ "Has Percent",
+ "Whether the store has GIMP_UNIT_PERCENT",
+ FALSE,
+ GIMP_PARAM_READWRITE));
+
+ g_object_class_install_property (object_class, PROP_SHORT_FORMAT,
+ g_param_spec_string ("short-format",
+ "Short Format",
+ "Format string for a short label",
+ "%a",
+ GIMP_PARAM_READWRITE));
+
+ g_object_class_install_property (object_class, PROP_LONG_FORMAT,
+ g_param_spec_string ("long-format",
+ "Long Format",
+ "Format string for a long label",
+ "%p",
+ GIMP_PARAM_READWRITE));
+}
+
+static void
+gimp_unit_store_init (GimpUnitStore *store)
+{
+ GimpUnitStorePrivate *private = GET_PRIVATE (store);
+
+ private->has_pixels = TRUE;
+ private->has_percent = FALSE;
+ private->short_format = g_strdup ("%a");
+ private->long_format = g_strdup ("%p");
+ private->synced_unit = gimp_unit_get_number_of_units () - 1;
+}
+
+static void
+gimp_unit_store_tree_model_init (GtkTreeModelIface *iface)
+{
+ iface->get_flags = gimp_unit_store_get_flags;
+ iface->get_n_columns = gimp_unit_store_get_n_columns;
+ iface->get_column_type = gimp_unit_store_get_column_type;
+ iface->get_iter = gimp_unit_store_get_iter;
+ iface->get_path = gimp_unit_store_get_path;
+ iface->get_value = gimp_unit_store_tree_model_get_value;
+ iface->iter_next = gimp_unit_store_iter_next;
+ iface->iter_children = gimp_unit_store_iter_children;
+ iface->iter_has_child = gimp_unit_store_iter_has_child;
+ iface->iter_n_children = gimp_unit_store_iter_n_children;
+ iface->iter_nth_child = gimp_unit_store_iter_nth_child;
+ iface->iter_parent = gimp_unit_store_iter_parent;
+}
+
+static void
+gimp_unit_store_finalize (GObject *object)
+{
+ GimpUnitStorePrivate *private = GET_PRIVATE (object);
+
+ g_clear_pointer (&private->short_format, g_free);
+ g_clear_pointer (&private->long_format, g_free);
+
+ g_clear_pointer (&private->values, g_free);
+ g_clear_pointer (&private->resolutions, g_free);
+ private->num_values = 0;
+
+ G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+static void
+gimp_unit_store_set_property (GObject *object,
+ guint property_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ GimpUnitStorePrivate *private = GET_PRIVATE (object);
+
+ switch (property_id)
+ {
+ case PROP_NUM_VALUES:
+ g_return_if_fail (private->num_values == 0);
+ private->num_values = g_value_get_int (value);
+ if (private->num_values)
+ {
+ private->values = g_new0 (gdouble, private->num_values);
+ private->resolutions = g_new0 (gdouble, private->num_values);
+ }
+ break;
+ case PROP_HAS_PIXELS:
+ gimp_unit_store_set_has_pixels (GIMP_UNIT_STORE (object),
+ g_value_get_boolean (value));
+ break;
+ case PROP_HAS_PERCENT:
+ gimp_unit_store_set_has_percent (GIMP_UNIT_STORE (object),
+ g_value_get_boolean (value));
+ break;
+ case PROP_SHORT_FORMAT:
+ g_free (private->short_format);
+ private->short_format = g_value_dup_string (value);
+ if (! private->short_format)
+ private->short_format = g_strdup ("%a");
+ break;
+ case PROP_LONG_FORMAT:
+ g_free (private->long_format);
+ private->long_format = g_value_dup_string (value);
+ if (! private->long_format)
+ private->long_format = g_strdup ("%a");
+ break;
+
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+ break;
+ }
+}
+
+static void
+gimp_unit_store_get_property (GObject *object,
+ guint property_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ GimpUnitStorePrivate *private = GET_PRIVATE (object);
+
+ switch (property_id)
+ {
+ case PROP_NUM_VALUES:
+ g_value_set_int (value, private->num_values);
+ break;
+ case PROP_HAS_PIXELS:
+ g_value_set_boolean (value, private->has_pixels);
+ break;
+ case PROP_HAS_PERCENT:
+ g_value_set_boolean (value, private->has_percent);
+ break;
+ case PROP_SHORT_FORMAT:
+ g_value_set_string (value, private->short_format);
+ break;
+ case PROP_LONG_FORMAT:
+ g_value_set_string (value, private->long_format);
+ break;
+
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+ break;
+ }
+}
+
+static GtkTreeModelFlags
+gimp_unit_store_get_flags (GtkTreeModel *tree_model)
+{
+ return GTK_TREE_MODEL_ITERS_PERSIST | GTK_TREE_MODEL_LIST_ONLY;
+}
+
+static gint
+gimp_unit_store_get_n_columns (GtkTreeModel *tree_model)
+{
+ GimpUnitStorePrivate *private = GET_PRIVATE (tree_model);
+
+ return GIMP_UNIT_STORE_UNIT_COLUMNS + private->num_values;
+}
+
+static GType
+gimp_unit_store_get_column_type (GtkTreeModel *tree_model,
+ gint index)
+{
+ g_return_val_if_fail (index >= 0, G_TYPE_INVALID);
+
+ if (index < GIMP_UNIT_STORE_UNIT_COLUMNS)
+ return column_types[index];
+
+ return G_TYPE_DOUBLE;
+}
+
+static gboolean
+gimp_unit_store_get_iter (GtkTreeModel *tree_model,
+ GtkTreeIter *iter,
+ GtkTreePath *path)
+{
+ GimpUnitStorePrivate *private = GET_PRIVATE (tree_model);
+ gint index;
+ GimpUnit unit;
+
+ g_return_val_if_fail (gtk_tree_path_get_depth (path) > 0, FALSE);
+
+ index = gtk_tree_path_get_indices (path)[0];
+
+ unit = index;
+
+ if (! private->has_pixels)
+ unit++;
+
+ if (private->has_percent)
+ {
+ unit--;
+
+ if (private->has_pixels)
+ {
+ if (index == 0)
+ unit = GIMP_UNIT_PIXEL;
+ else if (index == 1)
+ unit = GIMP_UNIT_PERCENT;
+ }
+ else
+ {
+ if (index == 0)
+ unit = GIMP_UNIT_PERCENT;
+ }
+ }
+
+ if ((unit >= 0 && unit < gimp_unit_get_number_of_units ()) ||
+ ((unit == GIMP_UNIT_PERCENT && private->has_percent)))
+ {
+ iter->user_data = GINT_TO_POINTER (unit);
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+static GtkTreePath *
+gimp_unit_store_get_path (GtkTreeModel *tree_model,
+ GtkTreeIter *iter)
+{
+ GimpUnitStorePrivate *private = GET_PRIVATE (tree_model);
+ GtkTreePath *path = gtk_tree_path_new ();
+ GimpUnit unit = GPOINTER_TO_INT (iter->user_data);
+ gint index;
+
+ index = unit;
+
+ if (! private->has_pixels)
+ index--;
+
+ if (private->has_percent)
+ {
+ index++;
+
+ if (private->has_pixels)
+ {
+ if (unit == GIMP_UNIT_PIXEL)
+ index = 0;
+ else if (unit == GIMP_UNIT_PERCENT)
+ index = 1;
+ }
+ else
+ {
+ if (unit == GIMP_UNIT_PERCENT)
+ index = 0;
+ }
+ }
+
+ gtk_tree_path_append_index (path, index);
+
+ return path;
+}
+
+static void
+gimp_unit_store_tree_model_get_value (GtkTreeModel *tree_model,
+ GtkTreeIter *iter,
+ gint column,
+ GValue *value)
+{
+ GimpUnitStorePrivate *private = GET_PRIVATE (tree_model);
+ GimpUnit unit;
+
+ g_return_if_fail (column >= 0 &&
+ column < GIMP_UNIT_STORE_UNIT_COLUMNS + private->num_values);
+
+ g_value_init (value,
+ column < GIMP_UNIT_STORE_UNIT_COLUMNS ?
+ column_types[column] :
+ G_TYPE_DOUBLE);
+
+ unit = GPOINTER_TO_INT (iter->user_data);
+
+ if ((unit >= 0 && unit < gimp_unit_get_number_of_units ()) ||
+ ((unit == GIMP_UNIT_PERCENT && private->has_percent)))
+ {
+ switch (column)
+ {
+ case GIMP_UNIT_STORE_UNIT:
+ g_value_set_int (value, unit);
+ break;
+ case GIMP_UNIT_STORE_UNIT_FACTOR:
+ g_value_set_double (value, gimp_unit_get_factor (unit));
+ break;
+ case GIMP_UNIT_STORE_UNIT_DIGITS:
+ g_value_set_int (value, gimp_unit_get_digits (unit));
+ break;
+ case GIMP_UNIT_STORE_UNIT_IDENTIFIER:
+ g_value_set_static_string (value, gimp_unit_get_identifier (unit));
+ break;
+ case GIMP_UNIT_STORE_UNIT_SYMBOL:
+ g_value_set_static_string (value, gimp_unit_get_symbol (unit));
+ break;
+ case GIMP_UNIT_STORE_UNIT_ABBREVIATION:
+ g_value_set_static_string (value, gimp_unit_get_abbreviation (unit));
+ break;
+ case GIMP_UNIT_STORE_UNIT_SINGULAR:
+ g_value_set_static_string (value, gimp_unit_get_singular (unit));
+ break;
+ case GIMP_UNIT_STORE_UNIT_PLURAL:
+ g_value_set_static_string (value, gimp_unit_get_plural (unit));
+ break;
+ case GIMP_UNIT_STORE_UNIT_SHORT_FORMAT:
+ g_value_take_string (value,
+ gimp_unit_format_string (private->short_format,
+ unit));
+ break;
+ case GIMP_UNIT_STORE_UNIT_LONG_FORMAT:
+ g_value_take_string (value,
+ gimp_unit_format_string (private->long_format,
+ unit));
+ break;
+
+ default:
+ column -= GIMP_UNIT_STORE_UNIT_COLUMNS;
+ if (unit == GIMP_UNIT_PIXEL)
+ {
+ g_value_set_double (value, private->values[column]);
+ }
+ else if (private->resolutions[column])
+ {
+ g_value_set_double (value,
+ private->values[column] *
+ gimp_unit_get_factor (unit) /
+ private->resolutions[column]);
+ }
+ break;
+ }
+ }
+}
+
+static gboolean
+gimp_unit_store_iter_next (GtkTreeModel *tree_model,
+ GtkTreeIter *iter)
+{
+ GimpUnitStorePrivate *private = GET_PRIVATE (tree_model);
+ GimpUnit unit = GPOINTER_TO_INT (iter->user_data);
+
+ if (unit == GIMP_UNIT_PIXEL && private->has_percent)
+ {
+ unit = GIMP_UNIT_PERCENT;
+ }
+ else if (unit == GIMP_UNIT_PERCENT)
+ {
+ unit = GIMP_UNIT_INCH;
+ }
+ else if (unit >= 0 && unit < gimp_unit_get_number_of_units () - 1)
+ {
+ unit++;
+ }
+ else
+ {
+ return FALSE;
+ }
+
+ iter->user_data = GINT_TO_POINTER (unit);
+
+ return TRUE;
+}
+
+static gboolean
+gimp_unit_store_iter_children (GtkTreeModel *tree_model,
+ GtkTreeIter *iter,
+ GtkTreeIter *parent)
+{
+ GimpUnitStorePrivate *private = GET_PRIVATE (tree_model);
+ GimpUnit unit;
+
+ /* this is a list, nodes have no children */
+ if (parent)
+ return FALSE;
+
+ if (private->has_pixels)
+ {
+ unit = GIMP_UNIT_PIXEL;
+ }
+ else if (private->has_percent)
+ {
+ unit = GIMP_UNIT_PERCENT;
+ }
+ else
+ {
+ unit = GIMP_UNIT_INCH;
+ }
+
+ iter->user_data = GINT_TO_POINTER (unit);
+
+ return TRUE;
+}
+
+static gboolean
+gimp_unit_store_iter_has_child (GtkTreeModel *tree_model,
+ GtkTreeIter *iter)
+{
+ return FALSE;
+}
+
+static gint
+gimp_unit_store_iter_n_children (GtkTreeModel *tree_model,
+ GtkTreeIter *iter)
+{
+ GimpUnitStorePrivate *private = GET_PRIVATE (tree_model);
+ gint n_children;
+
+ if (iter)
+ return 0;
+
+ n_children = gimp_unit_get_number_of_units ();
+
+ if (! private->has_pixels)
+ n_children--;
+
+ if (private->has_percent)
+ n_children++;
+
+ return n_children;
+}
+
+static gboolean
+gimp_unit_store_iter_nth_child (GtkTreeModel *tree_model,
+ GtkTreeIter *iter,
+ GtkTreeIter *parent,
+ gint n)
+{
+ GimpUnitStorePrivate *private = GET_PRIVATE (tree_model);
+ gint n_children;
+
+ if (parent)
+ return FALSE;
+
+ n_children = gimp_unit_store_iter_n_children (tree_model, NULL);
+
+ if (n >= 0 && n < n_children)
+ {
+ GimpUnit unit = n;
+
+ if (! private->has_pixels)
+ unit++;
+
+ if (private->has_percent)
+ {
+ unit--;
+
+ if (private->has_pixels)
+ {
+ if (n == 0)
+ unit = GIMP_UNIT_PIXEL;
+ else if (n == 1)
+ unit = GIMP_UNIT_PERCENT;
+ }
+ else
+ {
+ if (n == 0)
+ unit = GIMP_UNIT_PERCENT;
+ }
+ }
+
+ iter->user_data = GINT_TO_POINTER (unit);
+
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+static gboolean
+gimp_unit_store_iter_parent (GtkTreeModel *tree_model,
+ GtkTreeIter *iter,
+ GtkTreeIter *child)
+{
+ return FALSE;
+}
+
+
+GimpUnitStore *
+gimp_unit_store_new (gint num_values)
+{
+ return g_object_new (GIMP_TYPE_UNIT_STORE,
+ "num-values", num_values,
+ NULL);
+}
+
+void
+gimp_unit_store_set_has_pixels (GimpUnitStore *store,
+ gboolean has_pixels)
+{
+ GimpUnitStorePrivate *private;
+
+ g_return_if_fail (GIMP_IS_UNIT_STORE (store));
+
+ private = GET_PRIVATE (store);
+
+ has_pixels = has_pixels ? TRUE : FALSE;
+
+ if (has_pixels != private->has_pixels)
+ {
+ GtkTreeModel *model = GTK_TREE_MODEL (store);
+ GtkTreePath *deleted_path = NULL;
+
+ if (! has_pixels)
+ {
+ GtkTreeIter iter;
+
+ gtk_tree_model_get_iter_first (model, &iter);
+ deleted_path = gtk_tree_model_get_path (model, &iter);
+ }
+
+ private->has_pixels = has_pixels;
+
+ if (has_pixels)
+ {
+ GtkTreePath *path;
+ GtkTreeIter iter;
+
+ gtk_tree_model_get_iter_first (model, &iter);
+ path = gtk_tree_model_get_path (model, &iter);
+ gtk_tree_model_row_inserted (model, path, &iter);
+ gtk_tree_path_free (path);
+ }
+ else if (deleted_path)
+ {
+ gtk_tree_model_row_deleted (model, deleted_path);
+ gtk_tree_path_free (deleted_path);
+ }
+
+ g_object_notify (G_OBJECT (store), "has-pixels");
+ }
+}
+
+gboolean
+gimp_unit_store_get_has_pixels (GimpUnitStore *store)
+{
+ GimpUnitStorePrivate *private;
+
+ g_return_val_if_fail (GIMP_IS_UNIT_STORE (store), FALSE);
+
+ private = GET_PRIVATE (store);
+
+ return private->has_pixels;
+}
+
+void
+gimp_unit_store_set_has_percent (GimpUnitStore *store,
+ gboolean has_percent)
+{
+ GimpUnitStorePrivate *private;
+
+ g_return_if_fail (GIMP_IS_UNIT_STORE (store));
+
+ private = GET_PRIVATE (store);
+
+ has_percent = has_percent ? TRUE : FALSE;
+
+ if (has_percent != private->has_percent)
+ {
+ GtkTreeModel *model = GTK_TREE_MODEL (store);
+ GtkTreePath *deleted_path = NULL;
+
+ if (! has_percent)
+ {
+ GtkTreeIter iter;
+
+ gtk_tree_model_get_iter_first (model, &iter);
+ if (private->has_pixels)
+ gtk_tree_model_iter_next (model, &iter);
+ deleted_path = gtk_tree_model_get_path (model, &iter);
+ }
+
+ private->has_percent = has_percent;
+
+ if (has_percent)
+ {
+ GtkTreePath *path;
+ GtkTreeIter iter;
+
+ gtk_tree_model_get_iter_first (model, &iter);
+ if (private->has_pixels)
+ gtk_tree_model_iter_next (model, &iter);
+ path = gtk_tree_model_get_path (model, &iter);
+ gtk_tree_model_row_inserted (model, path, &iter);
+ gtk_tree_path_free (path);
+ }
+ else if (deleted_path)
+ {
+ gtk_tree_model_row_deleted (model, deleted_path);
+ gtk_tree_path_free (deleted_path);
+ }
+
+ g_object_notify (G_OBJECT (store), "has-percent");
+ }
+}
+
+gboolean
+gimp_unit_store_get_has_percent (GimpUnitStore *store)
+{
+ GimpUnitStorePrivate *private;
+
+ g_return_val_if_fail (GIMP_IS_UNIT_STORE (store), FALSE);
+
+ private = GET_PRIVATE (store);
+
+ return private->has_percent;
+}
+
+void
+gimp_unit_store_set_pixel_value (GimpUnitStore *store,
+ gint index,
+ gdouble value)
+{
+ GimpUnitStorePrivate *private;
+
+ g_return_if_fail (GIMP_IS_UNIT_STORE (store));
+
+ private = GET_PRIVATE (store);
+
+ g_return_if_fail (index > 0 && index < private->num_values);
+
+ private->values[index] = value;
+}
+
+void
+gimp_unit_store_set_pixel_values (GimpUnitStore *store,
+ gdouble first_value,
+ ...)
+{
+ GimpUnitStorePrivate *private;
+ va_list args;
+ gint i;
+
+ g_return_if_fail (GIMP_IS_UNIT_STORE (store));
+
+ private = GET_PRIVATE (store);
+
+ va_start (args, first_value);
+
+ for (i = 0; i < private->num_values; )
+ {
+ private->values[i] = first_value;
+
+ if (++i < private->num_values)
+ first_value = va_arg (args, gdouble);
+ }
+
+ va_end (args);
+}
+
+void
+gimp_unit_store_set_resolution (GimpUnitStore *store,
+ gint index,
+ gdouble resolution)
+{
+ GimpUnitStorePrivate *private;
+
+ g_return_if_fail (GIMP_IS_UNIT_STORE (store));
+
+ private = GET_PRIVATE (store);
+
+ g_return_if_fail (index > 0 && index < private->num_values);
+
+ private->resolutions[index] = resolution;
+}
+
+void
+gimp_unit_store_set_resolutions (GimpUnitStore *store,
+ gdouble first_resolution,
+ ...)
+{
+ GimpUnitStorePrivate *private;
+ va_list args;
+ gint i;
+
+ g_return_if_fail (GIMP_IS_UNIT_STORE (store));
+
+ private = GET_PRIVATE (store);
+
+ va_start (args, first_resolution);
+
+ for (i = 0; i < private->num_values; )
+ {
+ private->resolutions[i] = first_resolution;
+
+ if (++i < private->num_values)
+ first_resolution = va_arg (args, gdouble);
+ }
+
+ va_end (args);
+}
+
+gdouble
+gimp_unit_store_get_value (GimpUnitStore *store,
+ GimpUnit unit,
+ gint index)
+{
+ GimpUnitStorePrivate *private;
+ GtkTreeIter iter;
+ GValue value = G_VALUE_INIT;
+
+ g_return_val_if_fail (GIMP_IS_UNIT_STORE (store), 0.0);
+
+ private = GET_PRIVATE (store);
+
+ g_return_val_if_fail (index >= 0 && index < private->num_values, 0.0);
+
+ iter.user_data = GINT_TO_POINTER (unit);
+
+ gimp_unit_store_tree_model_get_value (GTK_TREE_MODEL (store),
+ &iter,
+ GIMP_UNIT_STORE_FIRST_VALUE + index,
+ &value);
+
+ return g_value_get_double (&value);
+}
+
+void
+gimp_unit_store_get_values (GimpUnitStore *store,
+ GimpUnit unit,
+ gdouble *first_value,
+ ...)
+{
+ GimpUnitStorePrivate *private;
+ va_list args;
+ gint i;
+
+ g_return_if_fail (GIMP_IS_UNIT_STORE (store));
+
+ private = GET_PRIVATE (store);
+
+ va_start (args, first_value);
+
+ for (i = 0; i < private->num_values; )
+ {
+ if (first_value)
+ *first_value = gimp_unit_store_get_value (store, unit, i);
+
+ if (++i < private->num_values)
+ first_value = va_arg (args, gdouble *);
+ }
+
+ va_end (args);
+}
+
+void
+_gimp_unit_store_sync_units (GimpUnitStore *store)
+{
+ GimpUnitStorePrivate *private;
+ GtkTreeModel *model;
+ GtkTreeIter iter;
+ gboolean iter_valid;
+
+ g_return_if_fail (GIMP_IS_UNIT_STORE (store));
+
+ private = GET_PRIVATE (store);
+ model = GTK_TREE_MODEL (store);
+
+ for (iter_valid = gtk_tree_model_get_iter_first (model, &iter);
+ iter_valid;
+ iter_valid = gtk_tree_model_iter_next (model, &iter))
+ {
+ gint unit;
+
+ gtk_tree_model_get (model, &iter,
+ GIMP_UNIT_STORE_UNIT, &unit,
+ -1);
+
+ if (unit != GIMP_UNIT_PERCENT &&
+ unit > private->synced_unit)
+ {
+ GtkTreePath *path;
+
+ path = gtk_tree_model_get_path (model, &iter);
+ gtk_tree_model_row_inserted (model, path, &iter);
+ gtk_tree_path_free (path);
+ }
+ }
+
+ private->synced_unit = gimp_unit_get_number_of_units () - 1;
+}