From 19b1852d62edd807c7afb18ea8970a8c6b857762 Mon Sep 17 00:00:00 2001
From: Lu Wang <coolwanglu@gmail.com>
Date: Thu, 4 Apr 2013 22:14:49 +0800
Subject: [PATCH] add missing files

---
 src/util/color.cc | 17 +++++++++++++++++
 src/util/color.h  | 32 ++++++++++++++++++++++++++++++++
 2 files changed, 49 insertions(+)
 create mode 100644 src/util/color.cc
 create mode 100644 src/util/color.h

diff --git a/src/util/color.cc b/src/util/color.cc
new file mode 100644
index 0000000..a220052
--- /dev/null
+++ b/src/util/color.cc
@@ -0,0 +1,17 @@
+#include "util/color.h"
+#include "util/misc.h"
+
+namespace pdf2htmlEX {
+
+using std::ostream;
+
+ostream & operator << (ostream & out, const Color & color)
+{
+    if(color.transparent)
+        out << "transparent";
+    else
+        out << color.rgb;
+    return out;
+}
+
+} // namespace pdf2htmlEX
diff --git a/src/util/color.h b/src/util/color.h
new file mode 100644
index 0000000..5c54559
--- /dev/null
+++ b/src/util/color.h
@@ -0,0 +1,32 @@
+/*
+ * Header file for Color 
+ * Copyright (C) 2013 Lu Wang <coolwanglu@gmail.com>
+ */
+
+#ifndef COLOR_H__
+#define COLOR_H__
+
+#include <ostream>
+
+#include <GfxState.h>
+
+namespace pdf2htmlEX {
+
+struct Color
+{
+    bool transparent;
+    GfxRGB rgb;
+    bool operator == (const Color & c) const {
+        if(transparent != c.transparent)
+            return false;
+        if(transparent)
+            return true;
+        return ((rgb.r == c.rgb.r) && (rgb.g == c.rgb.g) && (rgb.b == c.rgb.b));
+    }
+};
+
+std::ostream & operator << (std::ostream & out, const Color & color);
+
+} // namespace pdf2htmlEX
+
+#endif // COLOR_H__