From bfcf094375e705d7d21128d652ccde58cfe825d0 Mon Sep 17 00:00:00 2001
From: nobody <nobody@localhost>
Date: Sat, 4 Aug 2001 19:29:35 +0000
Subject: This commit was manufactured by cvs2svn to create tag
 'GNUMERIC_0_69'.

svn path=/tags/GNUMERIC_0_69/; revision=11675
---
 notes/e-bevel-button-util.c | 189 --------------------------------------------
 1 file changed, 189 deletions(-)
 delete mode 100644 notes/e-bevel-button-util.c

(limited to 'notes/e-bevel-button-util.c')

diff --git a/notes/e-bevel-button-util.c b/notes/e-bevel-button-util.c
deleted file mode 100644
index cfa01f71a2..0000000000
--- a/notes/e-bevel-button-util.c
+++ /dev/null
@@ -1,189 +0,0 @@
-#include <gtk/gtk.h>
-#include "e-bevel-button-util.h"
-
-static void rgb_to_hls (gdouble *r, gdouble *g, gdouble *b);
-static void hls_to_rgb (gdouble *h, gdouble *l, gdouble *s);
-
-void
-e_bevel_button_util_shade (GdkColor *a,
-			   GdkColor *b,
-			   gdouble   k)
-{
-  gdouble red;
-  gdouble green;
-  gdouble blue;
-  
-  red = (gdouble) a->red / 65535.0;
-  green = (gdouble) a->green / 65535.0;
-  blue = (gdouble) a->blue / 65535.0;
-  
-  rgb_to_hls (&red, &green, &blue);
-  
-  green *= k;
-  if (green > 1.0)
-    green = 1.0;
-  else if (green < 0.0)
-    green = 0.0;
-  
-  blue *= k;
-  if (blue > 1.0)
-    blue = 1.0;
-  else if (blue < 0.0)
-    blue = 0.0;
-  
-  hls_to_rgb (&red, &green, &blue);
-  
-  b->red = red * 65535.0;
-  b->green = green * 65535.0;
-  b->blue = blue * 65535.0;
-}
-
-static void
-rgb_to_hls (gdouble *r,
-            gdouble *g,
-            gdouble *b)
-{
-  gdouble min;
-  gdouble max;
-  gdouble red;
-  gdouble green;
-  gdouble blue;
-  gdouble h, l, s;
-  gdouble delta;
-  
-  red = *r;
-  green = *g;
-  blue = *b;
-  
-  if (red > green)
-    {
-      if (red > blue)
-        max = red;
-      else
-        max = blue;
-      
-      if (green < blue)
-        min = green;
-      else
-        min = blue;
-    }
-  else
-    {
-      if (green > blue)
-        max = green;
-      else
-        max = blue;
-      
-      if (red < blue)
-        min = red;
-      else
-        min = blue;
-    }
-  
-  l = (max + min) / 2;
-  s = 0;
-  h = 0;
-  
-  if (max != min)
-    {
-      if (l <= 0.5)
-        s = (max - min) / (max + min);
-      else
-        s = (max - min) / (2 - max - min);
-      
-      delta = max -min;
-      if (red == max)
-        h = (green - blue) / delta;
-      else if (green == max)
-        h = 2 + (blue - red) / delta;
-      else if (blue == max)
-        h = 4 + (red - green) / delta;
-      
-      h *= 60;
-      if (h < 0.0)
-        h += 360;
-    }
-  
-  *r = h;
-  *g = l;
-  *b = s;
-}
-
-static void
-hls_to_rgb (gdouble *h,
-            gdouble *l,
-            gdouble *s)
-{
-  gdouble hue;
-  gdouble lightness;
-  gdouble saturation;
-  gdouble m1, m2;
-  gdouble r, g, b;
-  
-  lightness = *l;
-  saturation = *s;
-  
-  if (lightness <= 0.5)
-    m2 = lightness * (1 + saturation);
-  else
-    m2 = lightness + saturation - lightness * saturation;
-  m1 = 2 * lightness - m2;
-  
-  if (saturation == 0)
-    {
-      *h = lightness;
-      *l = lightness;
-      *s = lightness;
-    }
-  else
-    {
-      hue = *h + 120;
-      while (hue > 360)
-        hue -= 360;
-      while (hue < 0)
-        hue += 360;
-      
-      if (hue < 60)
-        r = m1 + (m2 - m1) * hue / 60;
-      else if (hue < 180)
-        r = m2;
-      else if (hue < 240)
-        r = m1 + (m2 - m1) * (240 - hue) / 60;
-      else
-        r = m1;
-      
-      hue = *h;
-      while (hue > 360)
-        hue -= 360;
-      while (hue < 0)
-        hue += 360;
-      
-      if (hue < 60)
-        g = m1 + (m2 - m1) * hue / 60;
-      else if (hue < 180)
-        g = m2;
-      else if (hue < 240)
-        g = m1 + (m2 - m1) * (240 - hue) / 60;
-      else
-        g = m1;
-      
-      hue = *h - 120;
-      while (hue > 360)
-        hue -= 360;
-      while (hue < 0)
-        hue += 360;
-      
-      if (hue < 60)
-        b = m1 + (m2 - m1) * hue / 60;
-      else if (hue < 180)
-        b = m2;
-      else if (hue < 240)
-        b = m1 + (m2 - m1) * (240 - hue) / 60;
-      else
-        b = m1;
-      
-      *h = r;
-      *l = g;
-      *s = b;
-    }
-}
-- 
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