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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 "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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