Miscellaneous cleanup to reduce number of includes in platform/graphics/

Source/core/platform/graphics/GraphicsContextState.cpp

Index: Source/core/platform/graphics/GraphicsContextState.cpp
diff --git a/Source/core/platform/graphics/GraphicsContextState.cpp b/Source/core/platform/graphics/GraphicsContextState.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..c8a9330ea48ba732196e865eec32cbf050debcd1
--- /dev/null
+++ b/Source/core/platform/graphics/GraphicsContextState.cpp
@@ -0,0 +1,90 @@
+/*
+ * Copyright (C) 2013 Google 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:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * 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.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "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 THE COPYRIGHT
+ * OWNER 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 "core/platform/graphics/GraphicsContextState.h"
+
+#include "core/platform/graphics/Gradient.h"
+#include "core/platform/graphics/Pattern.h"
+
+namespace WebCore {
+
+GraphicsContextState::GraphicsContextState()
+    : m_fillColor(Color::black)
+    , m_fillRule(RULE_NONZERO)
+    , m_looper(0)
+    , m_textDrawingMode(TextModeFill)
+    , m_alpha(1)
+    , m_xferMode(SkXfermode::kSrcOver_Mode)
+    , m_compositeOperator(CompositeSourceOver)
+    , m_blendMode(BlendModeNormal)
+    , m_clip(SkRect::MakeEmpty())
+#if USE(LOW_QUALITY_IMAGE_INTERPOLATION)
+    , m_interpolationQuality(InterpolationLow)
+#else
+    , m_interpolationQuality(InterpolationHigh)
+#endif
+    , m_shouldAntialias(true)
+    , m_shouldSmoothFonts(true)
+{
+}
+
+GraphicsContextState::GraphicsContextState(const GraphicsContextState& other)
+    : m_strokeData(other.m_strokeData)
+    , m_fillColor(other.m_fillColor)
+    , m_fillRule(other.m_fillRule)
+    , m_fillGradient(other.m_fillGradient)
+    , m_fillPattern(other.m_fillPattern)
+    , m_looper(other.m_looper)
+    , m_textDrawingMode(other.m_textDrawingMode)
+    , m_alpha(other.m_alpha)
+    , m_xferMode(other.m_xferMode)
+    , m_compositeOperator(other.m_compositeOperator)
+    , m_blendMode(other.m_blendMode)
+    , m_imageBufferClip(other.m_imageBufferClip)
+    , m_clip(other.m_clip)
+    , m_interpolationQuality(other.m_interpolationQuality)
+    , m_shouldAntialias(other.m_shouldAntialias)
+    , m_shouldSmoothFonts(other.m_shouldSmoothFonts)
+{
+    // Up the ref count of these. SkSafeRef does nothing if its argument is 0.
+    SkSafeRef(m_looper);
+
+    // The clip image only needs to be applied once. Reset the image so that we
+    // don't attempt to clip multiple times.
+    m_imageBufferClip.reset();
+}
+
+GraphicsContextState::~GraphicsContextState()
+{
+    SkSafeUnref(m_looper);
+}
+
+} // namespace WebCore