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-rw-r--r--app/widgets/gimptoolbox-color-area.c355
1 files changed, 355 insertions, 0 deletions
diff --git a/app/widgets/gimptoolbox-color-area.c b/app/widgets/gimptoolbox-color-area.c
new file mode 100644
index 0000000..92db0fd
--- /dev/null
+++ b/app/widgets/gimptoolbox-color-area.c
@@ -0,0 +1,355 @@
+/* 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 "libgimpwidgets/gimpwidgets.h"
+
+#include "widgets-types.h"
+
+#include "config/gimpguiconfig.h"
+
+#include "core/gimp.h"
+#include "core/gimpcontext.h"
+
+#include "gimpaction.h"
+#include "gimpcolordialog.h"
+#include "gimpdialogfactory.h"
+#include "gimpfgbgeditor.h"
+#include "gimpsessioninfo.h"
+#include "gimptoolbox.h"
+#include "gimptoolbox-color-area.h"
+#include "gimpuimanager.h"
+
+#include "gimp-intl.h"
+
+
+/* local function prototypes */
+
+static void color_area_foreground_changed (GimpContext *context,
+ const GimpRGB *color,
+ GimpColorDialog *dialog);
+static void color_area_background_changed (GimpContext *context,
+ const GimpRGB *color,
+ GimpColorDialog *dialog);
+
+static void color_area_dialog_update (GimpColorDialog *dialog,
+ const GimpRGB *color,
+ GimpColorDialogState state,
+ GimpContext *context);
+
+static void color_area_color_clicked (GimpFgBgEditor *editor,
+ GimpActiveColor active_color,
+ GimpContext *context);
+static void color_area_tooltip (GimpFgBgEditor *editor,
+ GimpFgBgTarget target,
+ GtkTooltip *tooltip,
+ GimpToolbox *toolbox);
+
+
+/* local variables */
+
+static GtkWidget *color_area = NULL;
+static GtkWidget *color_dialog = NULL;
+static gboolean color_dialog_active = FALSE;
+static GimpActiveColor edit_color = GIMP_ACTIVE_COLOR_FOREGROUND;
+static GimpRGB revert_fg;
+static GimpRGB revert_bg;
+
+
+/* public functions */
+
+GtkWidget *
+gimp_toolbox_color_area_create (GimpToolbox *toolbox,
+ gint width,
+ gint height)
+{
+ GimpContext *context;
+
+ g_return_val_if_fail (GIMP_IS_TOOLBOX (toolbox), NULL);
+
+ context = gimp_toolbox_get_context (toolbox);
+
+ color_area = gimp_fg_bg_editor_new (context);
+ gtk_widget_set_size_request (color_area, width, height);
+ gtk_widget_add_events (color_area,
+ GDK_ENTER_NOTIFY_MASK |
+ GDK_LEAVE_NOTIFY_MASK);
+
+ g_object_set (color_area, "has-tooltip", TRUE, NULL);
+
+ g_signal_connect (color_area, "color-clicked",
+ G_CALLBACK (color_area_color_clicked),
+ context);
+
+ g_signal_connect (color_area, "tooltip",
+ G_CALLBACK (color_area_tooltip),
+ toolbox);
+
+ return color_area;
+}
+
+
+/* private functions */
+
+static void
+color_area_foreground_changed (GimpContext *context,
+ const GimpRGB *color,
+ GimpColorDialog *dialog)
+{
+ if (edit_color == GIMP_ACTIVE_COLOR_FOREGROUND)
+ {
+ g_signal_handlers_block_by_func (dialog,
+ color_area_dialog_update,
+ context);
+
+ /* FIXME this should use GimpColorDialog API */
+ gimp_color_selection_set_color (GIMP_COLOR_SELECTION (dialog->selection),
+ color);
+
+ g_signal_handlers_unblock_by_func (dialog,
+ color_area_dialog_update,
+ context);
+ }
+}
+
+static void
+color_area_background_changed (GimpContext *context,
+ const GimpRGB *color,
+ GimpColorDialog *dialog)
+{
+ if (edit_color == GIMP_ACTIVE_COLOR_BACKGROUND)
+ {
+ g_signal_handlers_block_by_func (dialog,
+ color_area_dialog_update,
+ context);
+
+ /* FIXME this should use GimpColorDialog API */
+ gimp_color_selection_set_color (GIMP_COLOR_SELECTION (dialog->selection),
+ color);
+
+ g_signal_handlers_unblock_by_func (dialog,
+ color_area_dialog_update,
+ context);
+ }
+}
+
+static void
+color_area_dialog_update (GimpColorDialog *dialog,
+ const GimpRGB *color,
+ GimpColorDialogState state,
+ GimpContext *context)
+{
+ switch (state)
+ {
+ case GIMP_COLOR_DIALOG_OK:
+ gtk_widget_hide (color_dialog);
+ color_dialog_active = FALSE;
+ /* Fallthrough */
+
+ case GIMP_COLOR_DIALOG_UPDATE:
+ if (edit_color == GIMP_ACTIVE_COLOR_FOREGROUND)
+ {
+ g_signal_handlers_block_by_func (context,
+ color_area_foreground_changed,
+ dialog);
+
+ gimp_context_set_foreground (context, color);
+
+ g_signal_handlers_unblock_by_func (context,
+ color_area_foreground_changed,
+ dialog);
+ }
+ else
+ {
+ g_signal_handlers_block_by_func (context,
+ color_area_background_changed,
+ dialog);
+
+ gimp_context_set_background (context, color);
+
+ g_signal_handlers_unblock_by_func (context,
+ color_area_background_changed,
+ dialog);
+ }
+ break;
+
+ case GIMP_COLOR_DIALOG_CANCEL:
+ gtk_widget_hide (color_dialog);
+ color_dialog_active = FALSE;
+ gimp_context_set_foreground (context, &revert_fg);
+ gimp_context_set_background (context, &revert_bg);
+ break;
+ }
+}
+
+static void
+color_area_color_clicked (GimpFgBgEditor *editor,
+ GimpActiveColor active_color,
+ GimpContext *context)
+{
+ GimpRGB color;
+ const gchar *title;
+
+ if (! color_dialog_active)
+ {
+ gimp_context_get_foreground (context, &revert_fg);
+ gimp_context_get_background (context, &revert_bg);
+ }
+
+ if (active_color == GIMP_ACTIVE_COLOR_FOREGROUND)
+ {
+ gimp_context_get_foreground (context, &color);
+ title = _("Change Foreground Color");
+ }
+ else
+ {
+ gimp_context_get_background (context, &color);
+ title = _("Change Background Color");
+ }
+
+ edit_color = active_color;
+
+ if (! color_dialog)
+ {
+ color_dialog = gimp_color_dialog_new (NULL, context,
+ NULL, NULL, NULL,
+ GTK_WIDGET (editor),
+ gimp_dialog_factory_get_singleton (),
+ "gimp-toolbox-color-dialog",
+ &color,
+ TRUE, FALSE);
+
+ g_signal_connect_object (color_dialog, "update",
+ G_CALLBACK (color_area_dialog_update),
+ G_OBJECT (context), 0);
+
+ g_signal_connect_object (context, "foreground-changed",
+ G_CALLBACK (color_area_foreground_changed),
+ G_OBJECT (color_dialog), 0);
+ g_signal_connect_object (context, "background-changed",
+ G_CALLBACK (color_area_background_changed),
+ G_OBJECT (color_dialog), 0);
+ }
+ else if (! gtk_widget_get_visible (color_dialog))
+ {
+ gimp_dialog_factory_position_dialog (gimp_dialog_factory_get_singleton (),
+ "gimp-toolbox-color-dialog",
+ color_dialog,
+ gtk_widget_get_screen (GTK_WIDGET (editor)),
+ gimp_widget_get_monitor (GTK_WIDGET (editor)));
+ }
+
+ gtk_window_set_title (GTK_WINDOW (color_dialog), title);
+ gimp_color_dialog_set_color (GIMP_COLOR_DIALOG (color_dialog), &color);
+
+ gtk_window_present (GTK_WINDOW (color_dialog));
+ color_dialog_active = TRUE;
+}
+
+static gboolean
+accel_find_func (GtkAccelKey *key,
+ GClosure *closure,
+ gpointer data)
+{
+ return (GClosure *) data == closure;
+}
+
+static void
+color_area_tooltip (GimpFgBgEditor *editor,
+ GimpFgBgTarget target,
+ GtkTooltip *tooltip,
+ GimpToolbox *toolbox)
+{
+ GimpUIManager *manager = gimp_dock_get_ui_manager (GIMP_DOCK (toolbox));
+ GimpAction *action = NULL;
+ const gchar *text = NULL;
+
+ switch (target)
+ {
+ case GIMP_FG_BG_TARGET_FOREGROUND:
+ text = _("The active foreground color.\n"
+ "Click to open the color selection dialog.");
+ break;
+
+ case GIMP_FG_BG_TARGET_BACKGROUND:
+ text = _("The active background color.\n"
+ "Click to open the color selection dialog.");
+ break;
+
+ case GIMP_FG_BG_TARGET_SWAP:
+ action = gimp_ui_manager_find_action (manager, "context",
+ "context-colors-swap");
+ text = gimp_action_get_tooltip (action);
+ break;
+
+ case GIMP_FG_BG_TARGET_DEFAULT:
+ action = gimp_ui_manager_find_action (manager, "context",
+ "context-colors-default");
+ text = gimp_action_get_tooltip (action);
+ break;
+
+ default:
+ break;
+ }
+
+ if (text)
+ {
+ gchar *markup = NULL;
+
+ if (action)
+ {
+ GtkAccelGroup *accel_group;
+ GClosure *accel_closure;
+ GtkAccelKey *accel_key;
+
+ accel_closure = gimp_action_get_accel_closure (action);
+ accel_group = gtk_accel_group_from_accel_closure (accel_closure);
+
+ accel_key = gtk_accel_group_find (accel_group,
+ accel_find_func,
+ accel_closure);
+
+ if (accel_key &&
+ accel_key->accel_key &&
+ (accel_key->accel_flags & GTK_ACCEL_VISIBLE))
+ {
+ gchar *escaped = g_markup_escape_text (text, -1);
+ gchar *accel = gtk_accelerator_get_label (accel_key->accel_key,
+ accel_key->accel_mods);
+
+ markup = g_strdup_printf ("%s <b>%s</b>", escaped, accel);
+
+ g_free (accel);
+ g_free (escaped);
+ }
+ }
+
+ if (markup)
+ {
+ gtk_tooltip_set_markup (tooltip, markup);
+ g_free (markup);
+ }
+ else
+ {
+ gtk_tooltip_set_text (tooltip, text);
+ }
+ }
+}
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