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-rw-r--r--app/dialogs/channel-options-dialog.c247
1 files changed, 247 insertions, 0 deletions
diff --git a/app/dialogs/channel-options-dialog.c b/app/dialogs/channel-options-dialog.c
new file mode 100644
index 0000000..733bf3a
--- /dev/null
+++ b/app/dialogs/channel-options-dialog.c
@@ -0,0 +1,247 @@
+/* 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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