mirror of https://github.com/GNOME/gimp.git
298 lines
8.6 KiB
C
298 lines
8.6 KiB
C
/* The GIMP -- an image manipulation program
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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 2 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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "config.h"
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#include <stdio.h>
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#include <gtk/gtk.h>
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#include "libgimpcolor/gimpcolor.h"
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#include "widgets-types.h"
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#ifdef __GNUC__
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#warning FIXME #include "gui/gui-types.h"
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#endif
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#include "gui/gui-types.h"
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#include "core/gimp.h"
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#include "core/gimpcontext.h"
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#include "gui/color-notebook.h"
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#include "gimpcolorpanel.h"
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#include "gimpitemfactory.h"
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struct _GimpColorPanel
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{
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GimpColorButton parent;
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GimpContext *context;
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ColorNotebook *color_notebook;
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};
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/* local function prototypes */
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static void gimp_color_panel_class_init (GimpColorPanelClass *klass);
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static void gimp_color_panel_init (GimpColorPanel *panel);
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static void gimp_color_panel_destroy (GtkObject *object);
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static gboolean gimp_color_panel_button_press (GtkWidget *widget,
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GdkEventButton *bevent);
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static void gimp_color_panel_color_changed (GimpColorButton *button);
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static void gimp_color_panel_clicked (GtkButton *button);
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static void gimp_color_panel_select_callback (ColorNotebook *notebook,
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const GimpRGB *color,
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ColorNotebookState state,
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gpointer data);
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static GimpColorButtonClass *parent_class = NULL;
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GType
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gimp_color_panel_get_type (void)
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{
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static GType panel_type = 0;
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if (! panel_type)
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{
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static const GTypeInfo panel_info =
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{
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sizeof (GimpColorPanelClass),
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NULL, /* base_init */
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NULL, /* base_finalize */
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(GClassInitFunc) gimp_color_panel_class_init,
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NULL, /* class_finalize */
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NULL, /* class_data */
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sizeof (GimpColorPanel),
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0, /* n_preallocs */
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(GInstanceInitFunc) gimp_color_panel_init,
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};
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panel_type = g_type_register_static (GIMP_TYPE_COLOR_BUTTON,
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"GimpColorPanel",
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&panel_info, 0);
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}
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return panel_type;
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}
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static void
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gimp_color_panel_class_init (GimpColorPanelClass *klass)
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{
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GtkObjectClass *object_class;
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GtkWidgetClass *widget_class;
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GtkButtonClass *button_class;
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GimpColorButtonClass *color_button_class;
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object_class = GTK_OBJECT_CLASS (klass);
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widget_class = GTK_WIDGET_CLASS (klass);
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button_class = GTK_BUTTON_CLASS (klass);
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color_button_class = GIMP_COLOR_BUTTON_CLASS (klass);
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parent_class = g_type_class_peek_parent (klass);
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object_class->destroy = gimp_color_panel_destroy;
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widget_class->button_press_event = gimp_color_panel_button_press;
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button_class->clicked = gimp_color_panel_clicked;
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color_button_class->color_changed = gimp_color_panel_color_changed;
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}
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static void
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gimp_color_panel_init (GimpColorPanel *panel)
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{
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panel->context = NULL;
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panel->color_notebook = NULL;
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}
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static void
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gimp_color_panel_destroy (GtkObject *object)
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{
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GimpColorPanel *panel;
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g_return_if_fail (GIMP_IS_COLOR_PANEL (object));
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panel = GIMP_COLOR_PANEL (object);
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if (panel->color_notebook)
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{
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color_notebook_hide (panel->color_notebook);
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color_notebook_free (panel->color_notebook);
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panel->color_notebook = NULL;
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}
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GTK_OBJECT_CLASS (parent_class)->destroy (object);
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}
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static gboolean
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gimp_color_panel_button_press (GtkWidget *widget,
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GdkEventButton *bevent)
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{
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if (bevent->button == 3)
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{
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GimpColorButton *color_button;
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GimpColorPanel *color_panel;
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GimpRGB black, white;
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color_button = GIMP_COLOR_BUTTON (widget);
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color_panel = GIMP_COLOR_PANEL (widget);
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gimp_item_factory_set_visible (color_button->item_factory,
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"/Foreground Color",
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color_panel->context != NULL);
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gimp_item_factory_set_visible (color_button->item_factory,
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"/Background Color",
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color_panel->context != NULL);
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gimp_item_factory_set_visible (color_button->item_factory,
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"/fg-bg-separator",
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color_panel->context != NULL);
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if (color_panel->context)
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{
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GimpRGB fg, bg;
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gimp_context_get_foreground (color_panel->context, &fg);
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gimp_context_get_background (color_panel->context, &bg);
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gimp_item_factory_set_color (color_button->item_factory,
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"/Foreground Color", &fg, FALSE);
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gimp_item_factory_set_color (color_button->item_factory,
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"/Background Color", &bg, FALSE);
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}
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gimp_rgba_set (&black, 0.0, 0.0, 0.0, GIMP_OPACITY_OPAQUE);
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gimp_rgba_set (&white, 1.0, 1.0, 1.0, GIMP_OPACITY_OPAQUE);
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gimp_item_factory_set_color (color_button->item_factory,
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"/Black", &black, FALSE);
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gimp_item_factory_set_color (color_button->item_factory,
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"/White", &white, FALSE);
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}
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if (GTK_WIDGET_CLASS (parent_class)->button_press_event)
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return GTK_WIDGET_CLASS (parent_class)->button_press_event (widget, bevent);
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return FALSE;
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}
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GtkWidget *
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gimp_color_panel_new (const gchar *title,
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const GimpRGB *color,
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GimpColorAreaType type,
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gint width,
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gint height)
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{
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GimpColorPanel *panel;
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g_return_val_if_fail (title != NULL, NULL);
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g_return_val_if_fail (color != NULL, NULL);
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panel = g_object_new (GIMP_TYPE_COLOR_PANEL, NULL);
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GIMP_COLOR_BUTTON (panel)->title = g_strdup (title);
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gimp_color_button_set_type (GIMP_COLOR_BUTTON (panel), type);
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gimp_color_button_set_color (GIMP_COLOR_BUTTON (panel), color);
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gtk_widget_set_size_request (GTK_WIDGET (panel), width, height);
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return GTK_WIDGET (panel);
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}
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void
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gimp_color_panel_set_context (GimpColorPanel *panel,
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GimpContext *context)
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{
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g_return_if_fail (GIMP_IS_COLOR_PANEL (panel));
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g_return_if_fail (context == NULL || GIMP_IS_CONTEXT (context));
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panel->context = context;
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}
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static void
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gimp_color_panel_color_changed (GimpColorButton *button)
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{
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GimpColorPanel *panel;
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GimpRGB color;
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panel = GIMP_COLOR_PANEL (button);
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if (panel->color_notebook)
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{
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gimp_color_button_get_color (GIMP_COLOR_BUTTON (button), &color);
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color_notebook_set_color (panel->color_notebook, &color);
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}
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}
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static void
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gimp_color_panel_clicked (GtkButton *button)
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{
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GimpColorPanel *panel;
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GimpRGB color;
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panel = GIMP_COLOR_PANEL (button);
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gimp_color_button_get_color (GIMP_COLOR_BUTTON (button), &color);
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if (! panel->color_notebook)
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{
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panel->color_notebook =
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color_notebook_new (GIMP_COLOR_BUTTON (button)->title,
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NULL, NULL,
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(const GimpRGB *) &color,
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gimp_color_panel_select_callback,
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panel,
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FALSE,
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gimp_color_button_has_alpha (GIMP_COLOR_BUTTON (button)));
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}
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else
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{
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color_notebook_show (panel->color_notebook);
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}
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}
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static void
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gimp_color_panel_select_callback (ColorNotebook *notebook,
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const GimpRGB *color,
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ColorNotebookState state,
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gpointer data)
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{
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GimpColorPanel *panel;
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panel = GIMP_COLOR_PANEL (data);
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if (panel->color_notebook)
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{
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switch (state)
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{
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case COLOR_NOTEBOOK_UPDATE:
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break;
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case COLOR_NOTEBOOK_OK:
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gimp_color_button_set_color (GIMP_COLOR_BUTTON (panel), color);
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/* Fallthrough */
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case COLOR_NOTEBOOK_CANCEL:
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color_notebook_hide (panel->color_notebook);
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}
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}
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}
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