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/* GIMP Wheel ColorSelector
* Copyright (C) 2008 Michael Natterer <mitch@gimp.org>
*
* 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 <stdlib.h>
#include <string.h>
#include <gegl.h>
#include <gtk/gtk.h>
#include "libgimpcolor/gimpcolor.h"
#include "libgimpmath/gimpmath.h"
#include "libgimpmodule/gimpmodule.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "gimpcolorwheel.h"
#include "libgimp/libgimp-intl.h"
#define COLORSEL_TYPE_WHEEL (colorsel_wheel_get_type ())
#define COLORSEL_WHEEL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), COLORSEL_TYPE_WHEEL, ColorselWheel))
#define COLORSEL_WHEEL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), COLORSEL_TYPE_WHEEL, ColorselWheelClass))
#define COLORSEL_IS_WHEEL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), COLORSEL_TYPE_WHEEL))
#define COLORSEL_IS_WHEEL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), COLORSEL_TYPE_WHEEL))
typedef struct _ColorselWheel ColorselWheel;
typedef struct _ColorselWheelClass ColorselWheelClass;
struct _ColorselWheel
{
GimpColorSelector parent_instance;
GtkWidget *hsv;
GtkWidget *label;
const Babl *format;
};
struct _ColorselWheelClass
{
GimpColorSelectorClass parent_class;
};
GType colorsel_wheel_get_type (void);
static void colorsel_wheel_set_color (GimpColorSelector *selector,
GeglColor *color);
static void colorsel_wheel_set_format (GimpColorSelector *selector,
const Babl *format);
static void colorsel_wheel_set_config (GimpColorSelector *selector,
GimpColorConfig *config);
static void colorsel_wheel_changed (GimpColorWheel *hsv,
GimpColorSelector *selector);
static const GimpModuleInfo colorsel_wheel_info =
{
GIMP_MODULE_ABI_VERSION,
N_("HSV color wheel"),
"Michael Natterer <mitch@gimp.org>",
"v1.0",
"(c) 2008, released under the GPL",
"08 Aug 2008"
};
G_DEFINE_DYNAMIC_TYPE (ColorselWheel, colorsel_wheel,
GIMP_TYPE_COLOR_SELECTOR)
G_MODULE_EXPORT const GimpModuleInfo *
gimp_module_query (GTypeModule *module)
{
return &colorsel_wheel_info;
}
G_MODULE_EXPORT gboolean
gimp_module_register (GTypeModule *module)
{
color_wheel_register_type (module);
colorsel_wheel_register_type (module);
return TRUE;
}
static void
colorsel_wheel_class_init (ColorselWheelClass *klass)
{
GimpColorSelectorClass *selector_class = GIMP_COLOR_SELECTOR_CLASS (klass);
selector_class->name = _("Wheel");
selector_class->help_id = "gimp-colorselector-triangle";
selector_class->icon_name = GIMP_ICON_COLOR_SELECTOR_TRIANGLE;
selector_class->set_color = colorsel_wheel_set_color;
selector_class->set_config = colorsel_wheel_set_config;
selector_class->set_format = colorsel_wheel_set_format;
gtk_widget_class_set_css_name (GTK_WIDGET_CLASS (klass), "ColorselWheel");
}
static void
colorsel_wheel_class_finalize (ColorselWheelClass *klass)
{
}
static void
colorsel_wheel_init (ColorselWheel *wheel)
{
wheel->hsv = gimp_color_wheel_new ();
g_object_add_weak_pointer (G_OBJECT (wheel->hsv),
(gpointer) &wheel->hsv);
gtk_box_pack_start (GTK_BOX (wheel), wheel->hsv, TRUE, TRUE, 0);
gtk_widget_show (wheel->hsv);
wheel->label = gtk_label_new (NULL);
gtk_widget_set_halign (wheel->label, GTK_ALIGN_START);
gtk_widget_set_vexpand (wheel->label, FALSE);
gtk_label_set_justify (GTK_LABEL (wheel->label), GTK_JUSTIFY_LEFT);
gtk_label_set_text (GTK_LABEL (wheel->label), _("Profile: sRGB"));
gtk_box_pack_start (GTK_BOX (wheel), wheel->label, FALSE, FALSE, 0);
gtk_widget_show (wheel->label);
g_signal_connect (wheel->hsv, "changed",
G_CALLBACK (colorsel_wheel_changed),
wheel);
}
static void
colorsel_wheel_set_color (GimpColorSelector *selector,
GeglColor *color)
{
ColorselWheel *wheel = COLORSEL_WHEEL (selector);
gfloat hsv[3];
gegl_color_get_pixel (color, babl_format_with_space ("HSV float", wheel->format), hsv);
g_signal_handlers_block_by_func (wheel->hsv,
G_CALLBACK (colorsel_wheel_changed),
wheel);
gimp_color_wheel_set_color (GIMP_COLOR_WHEEL (wheel->hsv), hsv[0], hsv[1], hsv[2]);
g_signal_handlers_unblock_by_func (wheel->hsv,
G_CALLBACK (colorsel_wheel_changed),
wheel);
}
static void
colorsel_wheel_set_format (GimpColorSelector *selector,
const Babl *format)
{
ColorselWheel *wheel = COLORSEL_WHEEL (selector);
if (wheel->format != format)
{
wheel->format = format;
gimp_color_wheel_set_format (GIMP_COLOR_WHEEL (wheel->hsv), format);
if (format == NULL || babl_format_get_space (format) == babl_space ("sRGB"))
{
gtk_label_set_text (GTK_LABEL (wheel->label), _("Profile: sRGB"));
gimp_help_set_help_data (wheel->label, NULL, NULL);
}
else
{
GimpColorProfile *profile = NULL;
const gchar *icc;
gint icc_len;
icc = babl_space_get_icc (babl_format_get_space (format), &icc_len);
profile = gimp_color_profile_new_from_icc_profile ((const guint8 *) icc, icc_len, NULL);
if (profile != NULL)
{
gchar *text;
text = g_strdup_printf (_("Profile: %s"), gimp_color_profile_get_label (profile));
gtk_label_set_text (GTK_LABEL (wheel->label), text);
gimp_help_set_help_data (wheel->label,
gimp_color_profile_get_summary (profile),
NULL);
g_free (text);
}
else
{
gtk_label_set_markup (GTK_LABEL (wheel->label), _("Profile: <i>unknown</i>"));
gimp_help_set_help_data (wheel->label, NULL, NULL);
}
g_clear_object (&profile);
}
}
}
static void
colorsel_wheel_set_config (GimpColorSelector *selector,
GimpColorConfig *config)
{
ColorselWheel *wheel = COLORSEL_WHEEL (selector);
if (wheel->hsv)
gimp_color_wheel_set_color_config (GIMP_COLOR_WHEEL (wheel->hsv), config);
}
static void
colorsel_wheel_changed (GimpColorWheel *wheel,
GimpColorSelector *selector)
{
GeglColor *color = gegl_color_new (NULL);
gfloat hsv[3];
gimp_color_wheel_get_color (wheel, &hsv[0], &hsv[1], &hsv[2]);
gegl_color_set_pixel (color, babl_format_with_space ("HSV float",
COLORSEL_WHEEL (selector)->format),
hsv);
gimp_color_selector_set_color (selector, color);
g_object_unref (color);
}
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