Centralize TextStream functions to remove RenderTreeAsText dependency of the filters

Source/platform/text/TextStream.cpp

 /*
  * Copyright (C) 2004, 2008, 2010 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "platform/text/TextStream.h"
 
+#include "platform/geometry/FloatPoint.h"
+#include "platform/geometry/FloatRect.h"
+#include "platform/geometry/FloatSize.h"
+#include "platform/geometry/IntPoint.h"
+#include "platform/geometry/IntRect.h"
 #include "wtf/MathExtras.h"
 #include "wtf/StringExtras.h"
 #include "wtf/text/WTFString.h"
 
 using namespace std;
 
 namespace WebCore {
 
 static const size_t printBufferSize = 100; // large enough for any integer or floating point value in string format, including trailing null character
 
@@ skipping 86 matching lines @@
     return *this;
 }
 
 String TextStream::release()
 {
     String result = m_text.toString();
     m_text.clear();
     return result;
 }
 
+TextStream& operator<<(TextStream& ts, const IntRect& r)
+{
+    return ts << "at (" << r.x() << "," << r.y() << ") size " << r.width() << "x" << r.height();
 }
+
+TextStream& operator<<(TextStream& ts, const IntPoint& p)
+{
+    return ts << "(" << p.x() << "," << p.y() << ")";
+}
+
+TextStream& operator<<(TextStream& ts, const FloatPoint& p)
+{
+    ts << "(" << TextStream::FormatNumberRespectingIntegers(p.x());
+    ts << "," << TextStream::FormatNumberRespectingIntegers(p.y());
+    ts << ")";
+    return ts;
+}
+
+TextStream& operator<<(TextStream& ts, const FloatSize& s)
+{
+    ts << "width=" << TextStream::FormatNumberRespectingIntegers(s.width());
+    ts << " height=" << TextStream::FormatNumberRespectingIntegers(s.height());
+    return ts;
+}
+
+TextStream& operator<<(TextStream& ts, const FloatRect& r)
+{
+    ts << "at (" << TextStream::FormatNumberRespectingIntegers(r.x());
+    ts << "," << TextStream::FormatNumberRespectingIntegers(r.y());
+    ts << ") size " << TextStream::FormatNumberRespectingIntegers(r.width());
+    ts << "x" << TextStream::FormatNumberRespectingIntegers(r.height());
+    return ts;
+}
+
+void writeIndent(TextStream& ts, int indent)
+{
+    for (int i = 0; i != indent; ++i)
+        ts << "  ";
+}
+
+}