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+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995-1997 Spencer Kimball and Peter Mattis
+ *
+ * gimppropgui-utils.c
+ * Copyright (C) 2002-2017 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/>.
+ */
+
+#include "config.h"
+
+#include <gegl.h>
+#include <gtk/gtk.h>
+
+#include "libgimpmath/gimpmath.h"
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "propgui-types.h"
+
+#include "widgets/gimpwidgets-utils.h"
+
+#include "gimppropgui-utils.h"
+
+#include "gimp-intl.h"
+
+
+/* local function prototypes */
+
+static void gimp_prop_kelvin_presets_menu_position (GtkMenu *menu,
+ gint *x,
+ gint *y,
+ gboolean *push_in,
+ gpointer user_data);
+static gboolean gimp_prop_kelvin_presets_button_press (GtkWidget *widget,
+ GdkEventButton *bevent,
+ GtkMenu *menu);
+static void gimp_prop_kelvin_presets_activate (GtkWidget *widget,
+ GObject *config);
+static void gimp_prop_random_seed_new_clicked (GtkButton *button,
+ GtkAdjustment *adj);
+
+
+/* public functions */
+
+GtkWidget *
+gimp_prop_kelvin_presets_new (GObject *config,
+ const gchar *property_name)
+{
+ GtkWidget *button;
+ GtkWidget *menu;
+ gint i;
+
+ const struct
+ {
+ gdouble kelvin;
+ const gchar *label;
+ }
+ kelvin_presets[] =
+ {
+ { 1700, N_("1,700 K – Match flame") },
+ { 1850, N_("1,850 K – Candle flame, sunset/sunrise") },
+ { 2700, N_("2,700 K - Soft (or warm) LED lamps") },
+ { 3000, N_("3,000 K – Soft (or warm) white compact fluorescent lamps") },
+ { 3200, N_("3,200 K – Studio lamps, photofloods, etc.") },
+ { 3300, N_("3,300 K – Incandescent lamps") },
+ { 3350, N_("3,350 K – Studio \"CP\" light") },
+ { 4000, N_("4,000 K - Cold (daylight) LED lamps") },
+ { 4100, N_("4,100 K – Moonlight") },
+ { 5000, N_("5,000 K – D50") },
+ { 5000, N_("5,000 K – Cool white/daylight compact fluorescent lamps") },
+ { 5000, N_("5,000 K – Horizon daylight") },
+ { 5500, N_("5,500 K – D55") },
+ { 5500, N_("5,500 K – Vertical daylight, electronic flash") },
+ { 6200, N_("6,200 K – Xenon short-arc lamp") },
+ { 6500, N_("6,500 K – D65") },
+ { 6500, N_("6,500 K – Daylight, overcast") },
+ { 7500, N_("7,500 K – D75") },
+ { 9300, N_("9,300 K") }
+ };
+
+ button = gtk_button_new ();
+ gtk_widget_set_can_focus (button, FALSE);
+ gtk_button_set_relief (GTK_BUTTON (button), GTK_RELIEF_NONE);
+
+ gtk_button_set_image (GTK_BUTTON (button),
+ gtk_image_new_from_icon_name (GIMP_ICON_MENU_LEFT,
+ GTK_ICON_SIZE_MENU));
+
+ menu = gtk_menu_new ();
+ gtk_menu_attach_to_widget (GTK_MENU (menu), button, NULL);
+
+ gimp_help_set_help_data (button,
+ _("Choose from a list of common "
+ "color temperatures"), NULL);
+
+ g_signal_connect (button, "button-press-event",
+ G_CALLBACK (gimp_prop_kelvin_presets_button_press),
+ menu);
+
+ for (i = 0; i < G_N_ELEMENTS (kelvin_presets); i++)
+ {
+ GtkWidget *item;
+ gdouble *kelvin;
+
+ item = gtk_menu_item_new_with_label (gettext (kelvin_presets[i].label));
+ gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
+ gtk_widget_show (item);
+
+ g_object_set_data_full (G_OBJECT (item), "property-name",
+ g_strdup (property_name),
+ (GDestroyNotify) g_free);
+
+ kelvin = g_new (gdouble, 1);
+ *kelvin = kelvin_presets[i].kelvin;
+
+ g_object_set_data_full (G_OBJECT (item), "kelvin",
+ kelvin, (GDestroyNotify) g_free);
+
+ g_signal_connect (item, "activate",
+ G_CALLBACK (gimp_prop_kelvin_presets_activate),
+ config);
+
+ }
+
+ return button;
+}
+
+GtkWidget *
+gimp_prop_random_seed_new (GObject *config,
+ const gchar *property_name)
+{
+ GtkAdjustment *adj;
+ GtkWidget *hbox;
+ GtkWidget *spin;
+ GtkWidget *button;
+
+ hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 4);
+
+ spin = gimp_prop_spin_button_new (config, property_name,
+ 1.0, 10.0, 0);
+ gtk_box_pack_start (GTK_BOX (hbox), spin, TRUE, TRUE, 0);
+ gtk_widget_show (spin);
+
+ button = gtk_button_new_with_label (_("New Seed"));
+ gtk_box_pack_start (GTK_BOX (hbox), button, FALSE, FALSE, 0);
+ gtk_widget_show (button);
+
+ adj = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin));
+
+ g_signal_connect (button, "clicked",
+ G_CALLBACK (gimp_prop_random_seed_new_clicked),
+ adj);
+
+ return hbox;
+}
+
+
+/* private functions */
+
+static void
+gimp_prop_kelvin_presets_menu_position (GtkMenu *menu,
+ gint *x,
+ gint *y,
+ gboolean *push_in,
+ gpointer user_data)
+{
+ gimp_button_menu_position (user_data, menu, GTK_POS_LEFT, x, y);
+}
+
+static gboolean
+gimp_prop_kelvin_presets_button_press (GtkWidget *widget,
+ GdkEventButton *bevent,
+ GtkMenu *menu)
+{
+ if (bevent->type == GDK_BUTTON_PRESS)
+ {
+ gtk_menu_popup (menu,
+ NULL, NULL,
+ gimp_prop_kelvin_presets_menu_position, widget,
+ bevent->button, bevent->time);
+ }
+
+ return TRUE;
+}
+
+static void
+gimp_prop_kelvin_presets_activate (GtkWidget *widget,
+ GObject *config)
+{
+ const gchar *property_name;
+ gdouble *kelvin;
+
+ property_name = g_object_get_data (G_OBJECT (widget), "property-name");
+ kelvin = g_object_get_data (G_OBJECT (widget), "kelvin");
+
+ if (property_name && kelvin)
+ g_object_set (config, property_name, *kelvin, NULL);
+}
+
+static void
+gimp_prop_random_seed_new_clicked (GtkButton *button,
+ GtkAdjustment *adj)
+{
+ guint32 value;
+
+ value = floor (g_random_double_range (gtk_adjustment_get_lower (adj),
+ gtk_adjustment_get_upper (adj) + 1.0));
+
+ gtk_adjustment_set_value (adj, value);
+}
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