284 lines
11 KiB
C
284 lines
11 KiB
C
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/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <gtk/gtk.h>
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#include <libpika/pika.h>
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#include <libpika/pikaui.h>
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#include "pikaressionist.h"
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#include "infile.h"
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#include "general.h"
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#include "libpika/stdplugins-intl.h"
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#define COLORBUTTONWIDTH 30
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#define COLORBUTTONHEIGHT 20
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#define NUMGENERALBGRADIO 4
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static GtkWidget *general_bg_radio[NUMGENERALBGRADIO];
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static GtkWidget *general_paint_edges = NULL;
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static GtkWidget *general_dark_edge_scale = NULL;
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static GtkWidget *general_tileable;
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static GtkWidget *general_drop_shadow = NULL;
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static GtkWidget *general_color_button;
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static GtkWidget *general_shadow_scale = NULL;
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static GtkWidget *general_shadow_depth = NULL;
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static GtkWidget *general_shadow_blur = NULL;
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static GtkWidget *dev_thresh_scale = NULL;
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static int
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normalize_bg (int n)
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{
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return (!img_has_alpha && (n == 3)) ? 1 : n;
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}
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static void
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general_bg_callback (GtkWidget *wg, void *d)
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{
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pcvals.general_background_type = normalize_bg (GPOINTER_TO_INT (d));
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}
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void
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general_store (void)
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{
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pcvals.general_paint_edges = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (general_paint_edges));
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pcvals.general_dark_edge = pika_label_spin_get_value (PIKA_LABEL_SPIN (general_dark_edge_scale));
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pcvals.general_tileable = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (general_tileable));
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pcvals.general_drop_shadow = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (general_drop_shadow));
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pcvals.general_shadow_darkness = pika_label_spin_get_value (PIKA_LABEL_SPIN (general_shadow_scale));
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pcvals.general_shadow_depth = pika_label_spin_get_value (PIKA_LABEL_SPIN (general_shadow_depth));
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pcvals.general_shadow_blur = pika_label_spin_get_value (PIKA_LABEL_SPIN (general_shadow_blur));
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pcvals.devthresh = pika_label_spin_get_value (PIKA_LABEL_SPIN (dev_thresh_scale));
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}
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int
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general_bg_type_input (int in)
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{
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return CLAMP_UP_TO (in, NUMGENERALBGRADIO);
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}
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void
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general_restore (void)
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{
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gtk_toggle_button_set_active
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(GTK_TOGGLE_BUTTON (general_bg_radio[normalize_bg (pcvals.general_background_type)]),
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TRUE);
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (general_paint_edges),
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pcvals.general_paint_edges);
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pika_label_spin_set_value (PIKA_LABEL_SPIN (general_dark_edge_scale),
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pcvals.general_dark_edge);
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pika_label_spin_set_value (PIKA_LABEL_SPIN (general_shadow_scale),
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pcvals.general_shadow_darkness);
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (general_drop_shadow),
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pcvals.general_drop_shadow);
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pika_label_spin_set_value (PIKA_LABEL_SPIN (general_shadow_depth),
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pcvals.general_shadow_depth);
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pika_label_spin_set_value (PIKA_LABEL_SPIN (general_shadow_blur),
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pcvals.general_shadow_blur);
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (general_tileable),
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pcvals.general_tileable);
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pika_color_button_set_color (PIKA_COLOR_BUTTON (general_color_button),
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&pcvals.color);
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pika_label_spin_set_value (PIKA_LABEL_SPIN (dev_thresh_scale),
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pcvals.devthresh);
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}
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static void
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select_color (GtkWidget *widget, gpointer data)
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{
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gtk_toggle_button_set_active
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(GTK_TOGGLE_BUTTON (general_bg_radio[BG_TYPE_SOLID]),
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TRUE);
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}
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static GtkWidget *
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create_general_button (GtkWidget *box,
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int idx,
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const gchar *label,
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const gchar *help_string,
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GSList **radio_group)
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{
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return create_radio_button (box, idx, general_bg_callback, label,
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help_string, radio_group, general_bg_radio);
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}
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void
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create_generalpage (GtkNotebook *notebook)
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{
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GtkWidget *box1, *box2, *box3, *box4, *thispage;
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GtkWidget *label, *tmpw, *frame, *grid;
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GSList * radio_group = NULL;
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label = gtk_label_new_with_mnemonic (_("_General"));
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thispage = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
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gtk_container_set_border_width (GTK_CONTAINER (thispage), 12);
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gtk_widget_show (thispage);
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frame = pika_frame_new (_("Background"));
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gtk_box_pack_start (GTK_BOX (thispage), frame, FALSE, FALSE, 0);
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gtk_widget_show (frame);
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box3 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
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gtk_container_add (GTK_CONTAINER (frame), box3);
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gtk_widget_show (box3);
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create_general_button (box3,
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BG_TYPE_KEEP_ORIGINAL,
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_("Keep original"),
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_("Preserve the original image as a background"),
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&radio_group);
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create_general_button (box3,
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BG_TYPE_FROM_PAPER,
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_("From paper"),
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_("Copy the texture of the selected paper as a background"),
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&radio_group);
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box4 = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
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gtk_box_pack_start (GTK_BOX (box3), box4, FALSE, FALSE, 0);
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gtk_widget_show (box4);
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create_general_button (box4,
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BG_TYPE_SOLID,
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_("Solid"),
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_("Solid colored background"),
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&radio_group);
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general_color_button = pika_color_button_new (_("Color"),
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COLORBUTTONWIDTH,
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COLORBUTTONHEIGHT,
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&pcvals.color,
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PIKA_COLOR_AREA_FLAT);
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g_signal_connect (general_color_button, "clicked",
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G_CALLBACK (select_color), NULL);
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g_signal_connect (general_color_button, "color-changed",
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G_CALLBACK (pika_color_button_get_color),
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&pcvals.color);
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gtk_box_pack_start (GTK_BOX (box4), general_color_button, FALSE, FALSE, 0);
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gtk_widget_show (general_color_button);
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tmpw = create_general_button (box3,
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BG_TYPE_TRANSPARENT,
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_("Transparent"),
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_("Use a transparent background; Only the strokes painted will be visible"),
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&radio_group);
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if (!img_has_alpha)
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gtk_widget_set_sensitive (tmpw, FALSE);
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gtk_toggle_button_set_active
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(GTK_TOGGLE_BUTTON (general_bg_radio[pcvals.general_background_type]), TRUE);
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box1 = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
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gtk_box_pack_start (GTK_BOX (thispage), box1, FALSE, FALSE, 0);
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gtk_widget_show (box1);
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box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
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gtk_box_pack_start (GTK_BOX (box1), box2, FALSE, FALSE, 0);
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gtk_widget_show (box2);
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tmpw = gtk_check_button_new_with_label ( _("Paint edges"));
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general_paint_edges = tmpw;
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gtk_box_pack_start (GTK_BOX (box2), tmpw, FALSE, FALSE, 0);
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gtk_widget_show (tmpw);
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pika_help_set_help_data (tmpw,
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_("Selects if to place strokes all the way out to the edges of the image"),
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NULL);
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (tmpw),
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pcvals.general_paint_edges);
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general_tileable = tmpw = gtk_check_button_new_with_label ( _("Tileable"));
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gtk_box_pack_start (GTK_BOX (box2), tmpw, FALSE, FALSE, 0);
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gtk_widget_show (tmpw);
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pika_help_set_help_data (tmpw,
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_("Selects if the resulting image should be seamlessly tileable"),
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NULL);
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (tmpw),
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pcvals.general_tileable);
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tmpw = gtk_check_button_new_with_label ( _("Drop shadow"));
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general_drop_shadow = tmpw;
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gtk_box_pack_start (GTK_BOX (box2), tmpw, FALSE, FALSE, 0);
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gtk_widget_show (tmpw);
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pika_help_set_help_data (tmpw,
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_("Adds a shadow effect to each brush stroke"),
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NULL);
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (tmpw),
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pcvals.general_drop_shadow);
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grid = gtk_grid_new ();
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gtk_grid_set_row_spacing (GTK_GRID (grid), 6);
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gtk_grid_set_column_spacing (GTK_GRID (grid), 6);
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gtk_box_pack_start (GTK_BOX (box1), grid, FALSE, FALSE, 0);
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gtk_widget_show (grid);
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general_dark_edge_scale =
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pika_scale_entry_new (_("Edge darken:"), pcvals.general_dark_edge, 0.0, 1.0, 2);
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pika_help_set_help_data (general_dark_edge_scale,
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_("How much to \"darken\" the edges of each brush stroke"),
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NULL);
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gtk_grid_attach (GTK_GRID (grid), general_dark_edge_scale, 0, 0, 3, 1);
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gtk_widget_show (general_dark_edge_scale);
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general_shadow_scale =
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pika_scale_entry_new (_("Shadow darken:"), pcvals.general_shadow_darkness, 0.0, 99.0, 2);
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pika_label_spin_set_increments (PIKA_LABEL_SPIN (general_shadow_scale), 0.1, 1.0);
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pika_help_set_help_data (general_shadow_scale,
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_("How much to \"darken\" the drop shadow"),
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NULL);
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gtk_grid_attach (GTK_GRID (grid), general_shadow_scale, 0, 1, 3, 1);
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gtk_widget_show (general_shadow_scale);
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general_shadow_depth =
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pika_scale_entry_new (_("Shadow depth:"), pcvals.general_shadow_depth, 0, 99, 0);
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pika_help_set_help_data (general_shadow_depth,
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_("The depth of the drop shadow, i.e. how far apart from the object it should be"),
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NULL);
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gtk_grid_attach (GTK_GRID (grid), general_shadow_depth, 0, 2, 3, 1);
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gtk_widget_show (general_shadow_depth);
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general_shadow_blur =
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pika_scale_entry_new (_("Shadow blur:"), pcvals.general_shadow_blur, 0, 99, 0);
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pika_help_set_help_data (general_shadow_blur,
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_("How much to blur the drop shadow"),
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NULL);
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gtk_grid_attach (GTK_GRID (grid), general_shadow_blur, 0, 3, 3, 1);
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gtk_widget_show (general_shadow_blur);
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dev_thresh_scale =
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pika_scale_entry_new (_("Deviation threshold:"), pcvals.devthresh, 0.0, 1.0, 2);
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pika_help_set_help_data (dev_thresh_scale,
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_("A bailout-value for adaptive selections"),
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NULL);
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gtk_grid_attach (GTK_GRID (grid), dev_thresh_scale, 0, 4, 3, 1);
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gtk_widget_show (dev_thresh_scale);
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gtk_notebook_append_page_menu (notebook, thispage, label, NULL);
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}
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