MateHSV implementation (GtkHSV fork)

1 files changed, 99 insertions, 0 deletions

diff --git a/libmate-desktop/mate-hsv.h b/libmate-desktop/mate-hsv.h
new file mode 100644
index 0000000..6eab2d0
--- /dev/null
+++ b/libmate-desktop/mate-hsv.h
@@ -0,0 +1,99 @@
+/* HSV color selector for GTK+
+ *
+ * Copyright (C) 1999 The Free Software Foundation
+ *
+ * Authors: Simon Budig <[email protected]> (original code)
+ *          Federico Mena-Quintero <[email protected]> (cleanup for GTK+)
+ *          Jonathan Blandford <[email protected]> (cleanup for GTK+)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/*
+ * Modified by the GTK+ Team and others 1997-2000.  See the AUTHORS
+ * file for a list of people on the GTK+ Team.  See the ChangeLog
+ * files for a list of changes.  These files are distributed with
+ * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
+ *
+ * Modified to work internally in mate-desktop by Pablo Barciela 2019
+ */
+
+#ifndef __MATE_HSV_H__
+#define __MATE_HSV_H__
+
+#include <gtk/gtk.h>
+
+G_BEGIN_DECLS
+
+#define MATE_TYPE_HSV            (mate_hsv_get_type ())
+#define MATE_HSV(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), MATE_TYPE_HSV, MateHSV))
+#define MATE_HSV_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), MATE_TYPE_HSV, MateHSVClass))
+#define MATE_IS_HSV(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), MATE_TYPE_HSV))
+#define MATE_IS_HSV_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), MATE_TYPE_HSV))
+#define MATE_HSV_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), MATE_TYPE_HSV, MateHSVClass))
+
+
+typedef struct _MateHSV              MateHSV;
+typedef struct _MateHSVPrivate       MateHSVPrivate;
+typedef struct _MateHSVClass         MateHSVClass;
+
+struct _MateHSV
+{
+  GtkWidget parent_instance;
+
+  /*< private >*/
+  MateHSVPrivate *priv;
+};
+
+struct _MateHSVClass
+{
+  GtkWidgetClass parent_class;
+
+  /* Notification signals */
+  void (* changed) (MateHSV         *hsv);
+
+  /* Keybindings */
+  void (* move)    (MateHSV         *hsv,
+                    GtkDirectionType type);
+
+  /* Padding for future expansion */
+  void (*_gtk_reserved1) (void);
+  void (*_gtk_reserved2) (void);
+  void (*_gtk_reserved3) (void);
+  void (*_gtk_reserved4) (void);
+};
+
+
+GType      mate_hsv_get_type     (void) G_GNUC_CONST;
+GtkWidget* mate_hsv_new          (void);
+void       mate_hsv_set_color    (MateHSV    *hsv,
+				  double      h,
+				  double      s,
+				  double      v);
+void       mate_hsv_get_color    (MateHSV    *hsv,
+				  gdouble    *h,
+				  gdouble    *s,
+				  gdouble    *v);
+void       mate_hsv_set_metrics  (MateHSV    *hsv,
+				  gint        size,
+				  gint        ring_width);
+void       mate_hsv_get_metrics  (MateHSV    *hsv,
+				  gint       *size,
+				  gint       *ring_width);
+gboolean   mate_hsv_is_adjusting (MateHSV    *hsv);
+
+G_END_DECLS
+
+#endif /* __MATE_HSV_H__ */
+