WebCore/svg/SVGPathConsumer.h
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/svg/SVGPathConsumer.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,68 @@
+/*
+ * Copyright (C) 2002, 2003 The Karbon Developers
+ *               2006       Alexander Kellett <lypanov@kde.org>
+ *               2006, 2007 Rob Buis <buis@kde.org>
+ * Copyrigth (C) 2007, 2009 Apple, Inc.  All rights reserved.
+ * Copyright (C) Research In Motion Limited 2010. All rights reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef SVGPathConsumer_h
+#define SVGPathConsumer_h
+
+#if ENABLE(SVG)
+#include "FloatPoint.h"
+
+namespace WebCore {
+
+enum PathCoordinateMode {
+    AbsoluteCoordinates,
+    RelativeCoordinates
+};
+
+enum PathParsingMode {
+    NormalizedParsing,
+    UnalteredParsing
+};
+
+class SVGPathConsumer {
+public:
+    // Used in UnalteredParisng/NormalizedParsing modes.
+    virtual void moveTo(const FloatPoint&, bool closed, PathCoordinateMode) = 0;
+    virtual void lineTo(const FloatPoint&, PathCoordinateMode) = 0;
+    virtual void curveToCubic(const FloatPoint&, const FloatPoint&, const FloatPoint&, PathCoordinateMode) = 0;
+    virtual void closePath() = 0;
+
+public:
+    // Only used in UnalteredParsing mode.
+    virtual void lineToHorizontal(float, PathCoordinateMode) = 0;
+    virtual void lineToVertical(float, PathCoordinateMode) = 0;
+    virtual void curveToCubicSmooth(const FloatPoint&, const FloatPoint&, PathCoordinateMode) = 0;
+    virtual void curveToQuadratic(const FloatPoint&, const FloatPoint&, PathCoordinateMode) = 0;
+    virtual void curveToQuadraticSmooth(const FloatPoint&, PathCoordinateMode) = 0;
+    virtual void arcTo(const FloatPoint&, float, float, float, bool largeArcFlag, bool sweepFlag, PathCoordinateMode) = 0;
+
+protected:
+    SVGPathConsumer() { }
+    virtual ~SVGPathConsumer() { }
+};
+
+} // namespace WebCore
+
+#endif // ENABLE(SVG)
+#endif // SVGPathConsumer_h