Adding upstream version 2.10.22.upstream/2.10.22upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 107 insertions, 0 deletions

diff --git a/libgimpcolor/gimphsv.c b/libgimpcolor/gimphsv.c
new file mode 100644
index 0000000..56bfbd7
--- /dev/null
+++ b/libgimpcolor/gimphsv.c
@@ -0,0 +1,107 @@
+/* LIBGIMP - The GIMP Library
+ * Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
+ *
+ * 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 3 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
+ * Library 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
+ * <https://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <glib-object.h>
+
+#include "gimpcolortypes.h"
+
+#include "gimphsv.h"
+
+
+/**
+ * SECTION: gimphsv
+ * @title: GimpHSV
+ * @short_description: Definitions and Functions relating to HSV colors.
+ *
+ * Definitions and Functions relating to HSV colors.
+ **/
+
+
+/*
+ * GIMP_TYPE_HSV
+ */
+
+static GimpHSV * gimp_hsv_copy (const GimpHSV *hsv);
+
+
+GType
+gimp_hsv_get_type (void)
+{
+  static GType hsv_type = 0;
+
+  if (!hsv_type)
+    hsv_type = g_boxed_type_register_static ("GimpHSV",
+                                              (GBoxedCopyFunc) gimp_hsv_copy,
+                                              (GBoxedFreeFunc) g_free);
+
+  return hsv_type;
+}
+
+static GimpHSV *
+gimp_hsv_copy (const GimpHSV *hsv)
+{
+  return g_memdup (hsv, sizeof (GimpHSV));
+}
+
+
+/*  HSV functions  */
+
+void
+gimp_hsv_set (GimpHSV *hsv,
+              gdouble  h,
+              gdouble  s,
+              gdouble  v)
+{
+  g_return_if_fail (hsv != NULL);
+
+  hsv->h = h;
+  hsv->s = s;
+  hsv->v = v;
+}
+
+void
+gimp_hsv_clamp (GimpHSV *hsv)
+{
+  g_return_if_fail (hsv != NULL);
+
+  hsv->h -= (gint) hsv->h;
+
+  if (hsv->h < 0)
+    hsv->h += 1.0;
+
+  hsv->s = CLAMP (hsv->s, 0.0, 1.0);
+  hsv->v = CLAMP (hsv->v, 0.0, 1.0);
+  hsv->a = CLAMP (hsv->a, 0.0, 1.0);
+}
+
+void
+gimp_hsva_set (GimpHSV *hsva,
+               gdouble  h,
+               gdouble  s,
+               gdouble  v,
+               gdouble  a)
+{
+  g_return_if_fail (hsva != NULL);
+
+  hsva->h = h;
+  hsva->s = s;
+  hsva->v = v;
+  hsva->a = a;
+}