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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* 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 "libgimpcolor/gimpcolor.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "dialogs-types.h"
#include "core/gimpchannel.h"
#include "core/gimpcontext.h"
#include "core/gimpimage.h"
#include "widgets/gimpcolorpanel.h"
#include "widgets/gimpspinscale.h"
#include "widgets/gimpviewabledialog.h"
#include "channel-options-dialog.h"
#include "item-options-dialog.h"
#include "gimp-intl.h"
typedef struct _ChannelOptionsDialog ChannelOptionsDialog;
struct _ChannelOptionsDialog
{
GimpChannelOptionsCallback callback;
gpointer user_data;
GtkWidget *color_panel;
GtkWidget *save_sel_toggle;
};
/* local function prototypes */
static void channel_options_dialog_free (ChannelOptionsDialog *private);
static void channel_options_dialog_callback (GtkWidget *dialog,
GimpImage *image,
GimpItem *item,
GimpContext *context,
const gchar *item_name,
gboolean item_visible,
gboolean item_linked,
GimpColorTag item_color_tag,
gboolean item_lock_content,
gboolean item_lock_position,
gpointer user_data);
static void channel_options_opacity_changed (GtkAdjustment *adjustment,
GimpColorButton *color_button);
static void channel_options_color_changed (GimpColorButton *color_button,
GtkAdjustment *adjustment);
/* public functions */
GtkWidget *
channel_options_dialog_new (GimpImage *image,
GimpChannel *channel,
GimpContext *context,
GtkWidget *parent,
const gchar *title,
const gchar *role,
const gchar *icon_name,
const gchar *desc,
const gchar *help_id,
const gchar *color_label,
const gchar *opacity_label,
gboolean show_from_sel,
const gchar *channel_name,
const GimpRGB *channel_color,
gboolean channel_visible,
gboolean channel_linked,
GimpColorTag channel_color_tag,
gboolean channel_lock_content,
gboolean channel_lock_position,
GimpChannelOptionsCallback callback,
gpointer user_data)
{
ChannelOptionsDialog *private;
GtkWidget *dialog;
GtkAdjustment *opacity_adj;
GtkWidget *scale;
g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
g_return_val_if_fail (channel == NULL || GIMP_IS_CHANNEL (channel), NULL);
g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
g_return_val_if_fail (GTK_IS_WIDGET (parent), NULL);
g_return_val_if_fail (title != NULL, NULL);
g_return_val_if_fail (role != NULL, NULL);
g_return_val_if_fail (icon_name != NULL, NULL);
g_return_val_if_fail (desc != NULL, NULL);
g_return_val_if_fail (help_id != NULL, NULL);
g_return_val_if_fail (channel_color != NULL, NULL);
g_return_val_if_fail (color_label != NULL, NULL);
g_return_val_if_fail (opacity_label != NULL, NULL);
g_return_val_if_fail (callback != NULL, NULL);
private = g_slice_new0 (ChannelOptionsDialog);
private->callback = callback;
private->user_data = user_data;
dialog = item_options_dialog_new (image, GIMP_ITEM (channel), context,
parent, title, role,
icon_name, desc, help_id,
channel_name ? _("Channel _name:") : NULL,
GIMP_ICON_TOOL_PAINTBRUSH,
_("Lock _pixels"),
_("Lock position and _size"),
channel_name,
channel_visible,
channel_linked,
channel_color_tag,
channel_lock_content,
channel_lock_position,
channel_options_dialog_callback,
private);
g_object_weak_ref (G_OBJECT (dialog),
(GWeakNotify) channel_options_dialog_free, private);
opacity_adj = (GtkAdjustment *)
gtk_adjustment_new (channel_color->a * 100.0,
0.0, 100.0, 1.0, 10.0, 0);
scale = gimp_spin_scale_new (opacity_adj, NULL, 1);
gtk_widget_set_size_request (scale, 200, -1);
item_options_dialog_add_widget (dialog,
opacity_label, scale);
private->color_panel = gimp_color_panel_new (color_label,
channel_color,
GIMP_COLOR_AREA_LARGE_CHECKS,
24, 24);
gimp_color_panel_set_context (GIMP_COLOR_PANEL (private->color_panel),
context);
g_signal_connect (opacity_adj, "value-changed",
G_CALLBACK (channel_options_opacity_changed),
private->color_panel);
g_signal_connect (private->color_panel, "color-changed",
G_CALLBACK (channel_options_color_changed),
opacity_adj);
item_options_dialog_add_widget (dialog,
NULL, private->color_panel);
if (show_from_sel)
{
private->save_sel_toggle =
gtk_check_button_new_with_mnemonic (_("Initialize from _selection"));
item_options_dialog_add_widget (dialog,
NULL, private->save_sel_toggle);
}
return dialog;
}
/* private functions */
static void
channel_options_dialog_free (ChannelOptionsDialog *private)
{
g_slice_free (ChannelOptionsDialog, private);
}
static void
channel_options_dialog_callback (GtkWidget *dialog,
GimpImage *image,
GimpItem *item,
GimpContext *context,
const gchar *item_name,
gboolean item_visible,
gboolean item_linked,
GimpColorTag item_color_tag,
gboolean item_lock_content,
gboolean item_lock_position,
gpointer user_data)
{
ChannelOptionsDialog *private = user_data;
GimpRGB color;
gboolean save_selection = FALSE;
gimp_color_button_get_color (GIMP_COLOR_BUTTON (private->color_panel),
&color);
if (private->save_sel_toggle)
save_selection =
gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (private->save_sel_toggle));
private->callback (dialog,
image,
GIMP_CHANNEL (item),
context,
item_name,
&color,
save_selection,
item_visible,
item_linked,
item_color_tag,
item_lock_content,
item_lock_position,
private->user_data);
}
static void
channel_options_opacity_changed (GtkAdjustment *adjustment,
GimpColorButton *color_button)
{
GimpRGB color;
gimp_color_button_get_color (color_button, &color);
gimp_rgb_set_alpha (&color, gtk_adjustment_get_value (adjustment) / 100.0);
gimp_color_button_set_color (color_button, &color);
}
static void
channel_options_color_changed (GimpColorButton *button,
GtkAdjustment *adjustment)
{
GimpRGB color;
gimp_color_button_get_color (button, &color);
gtk_adjustment_set_value (adjustment, color.a * 100.0);
}
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