Index: xsane/src/xsane-preview.c
diff -u xsane/src/xsane-preview.c:1.1.1.1 xsane/src/xsane-preview.c:1.1.1.1.8.1
--- xsane/src/xsane-preview.c:1.1.1.1	Mon Apr 22 18:38:41 2002
+++ xsane/src/xsane-preview.c	Wed Jul  3 17:36:22 2002
@@ -182,6 +182,7 @@
 static void preview_preset_area_callback(GtkWidget *widget, gpointer call_data);
 static void preview_rotation_callback(GtkWidget *widget, gpointer call_data);
 static void preview_autoselect_scanarea_callback(GtkWidget *window, gpointer data);
+static void update_color_labels(Preview *p, int x, int y);
 
 void preview_do_gamma_correction(Preview *p);
 void preview_calculate_raw_histogram(Preview *p, SANE_Int *count_raw, SANE_Int *count_raw_red, SANE_Int *count_raw_green, SANE_Int *count_raw_blue);
@@ -2440,6 +2441,8 @@
 
   if (!p->scanning)
   {
+    update_color_labels(p, event->button.x, event->button.y);
+
     switch (((GdkEventMotion *)event)->state &
             GDK_Num_Lock & GDK_Caps_Lock & GDK_Shift_Lock & GDK_Scroll_Lock) /* mask all Locks */
     {
@@ -3425,10 +3428,30 @@
  return;
 }
 
+
+static void update_color_labels(Preview *p, int x, int y) {
+  int red;
+  int green;
+  int blue;
+  char buf[64];
+  
+  preview_get_color(p, x, y, 1, &red, &green, &blue);
+
+  if ( red   >= 0 && red   < 256 &&
+       green >= 0 && green < 256 &&
+       blue  >= 0 && blue  < 256 ) {
+    snprintf(buf, 64, "r: %03d g: %03d b: %03d", red, green, blue);
+  } else {
+    snprintf(buf, 64, "r: --- g: --- b: ---");
+  }
+  gtk_label_set_text(GTK_LABEL(p->rgb_values), buf);
+}
+
 /* ---------------------------------------------------------------------------------------------------------------------- */
 
 Preview *preview_new(void)
 {
+  GtkStyle *style;
  GtkWidget *table, *frame;
  GtkSignalFunc signal_func;
  GtkWidgetClass *class;
@@ -3711,17 +3734,26 @@
   p->start = gtk_button_new_with_label(BUTTON_PREVIEW_ACQUIRE);
   xsane_back_gtk_set_tooltip(xsane.tooltips, p->start, DESC_PREVIEW_ACQUIRE);
   g_signal_connect(GTK_OBJECT(p->start), "clicked", (GtkSignalFunc) preview_start_button_clicked, p);
-  gtk_box_pack_start(GTK_BOX(hbox), p->start, TRUE, TRUE, 10);
+  gtk_box_pack_start(GTK_BOX(hbox), p->start, TRUE, TRUE, 5);
   gtk_widget_add_accelerator(p->start, "clicked", xsane.accelerator_group, GDK_P, GDK_MOD1_MASK, DEF_GTK_ACCEL_LOCKED); /* Alt P */
 
   /* Cancel button */
   p->cancel = gtk_button_new_with_label(BUTTON_PREVIEW_CANCEL);
   xsane_back_gtk_set_tooltip(xsane.tooltips, p->cancel, DESC_PREVIEW_CANCEL);
   g_signal_connect(GTK_OBJECT(p->cancel), "clicked", (GtkSignalFunc) preview_cancel_button_clicked, p);
-  gtk_box_pack_start(GTK_BOX(hbox), p->cancel, TRUE, TRUE, 10);
+  gtk_box_pack_start(GTK_BOX(hbox), p->cancel, TRUE, TRUE, 5);
   gtk_widget_add_accelerator(p->cancel, "clicked", xsane.accelerator_group, GDK_Escape, GDK_MOD1_MASK, DEF_GTK_ACCEL_LOCKED); /* Alt ESC */
   gtk_widget_set_sensitive(p->cancel, FALSE);
 
+  /* red/green/blue values */
+  p->rgb_values   = gtk_label_new("r: --- g: --- b: ---");
+  style =  gtk_widget_get_style(p->rgb_values);
+  style =  gtk_style_copy(style);
+  style->font = gdk_font_load("-misc-fixed-medium-r-normal-*-*-120-*-*-c-*-iso8859-1");
+  gtk_widget_set_style(p->rgb_values, style);
+  gtk_box_pack_start(GTK_BOX(hbox), p->rgb_values, TRUE, TRUE, 0);
+  gtk_widget_show(p->rgb_values);
+
   gtk_widget_show(p->cancel);
   gtk_widget_show(p->start);
   gtk_widget_show(p->viewport);
@@ -4410,7 +4442,7 @@
   {
     preview_transform_coordinate_window_to_image(p, x, y, &image_x, &image_y);
 
-    if ( (image_x < p->image_width) && (image_y < p->image_height) )
+    if ( (image_x >= 0) && (image_x < p->image_width) && (image_y >=0) && (image_y < p->image_height) )
     {
       image_x_min = image_x - range/2;
       image_y_min = image_y - range/2;
Index: xsane/src/xsane-preview.h
diff -u xsane/src/xsane-preview.h:1.1.1.1 xsane/src/xsane-preview.h:1.1.1.1.8.1
--- xsane/src/xsane-preview.h:1.1.1.1	Mon Apr 22 18:38:41 2002
+++ xsane/src/xsane-preview.h	Wed Jul  3 17:36:22 2002
@@ -156,6 +156,7 @@
   GtkWidget *window;		/* the preview window */
   GtkWidget *start;		/* the start button */
   GtkWidget *cancel;		/* the cancel button */
+  GtkWidget *rgb_values;
 
   GtkWidget *button_box;	/* hbox for the following buttons */
   GtkWidget *pipette_white;	/* pipette white button */