Initial SVG model

experimental/svg/model/SkSVGAttribute.cpp

+/*
+ * Copyright 2016 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "SkSVGAttribute.h"
+#include "SkSVGRenderContext.h"
+
+SkSVGPresentationAttributes::SkSVGPresentationAttributes()
+    : fFillIsSet(false)
+    , fStrokeIsSet(false) { }
+
+void SkSVGPresentationAttributes::setFill(SkColor c) {
+    fFill = c;
+    fFillIsSet = true;
+}
+
+void SkSVGPresentationAttributes::setStroke(SkColor c) {
+    fStroke = c;
+    fStrokeIsSet = true;
+}
+
+
+void SkSVGPresentationAttributes::applyTo(SkTCopyOnFirstWrite<SkSVGRenderContext>& ctx) const {
+    if (fFillIsSet) {
+        ctx.writable()->setFillColor(fFill);
+    }
+
+    if (fStrokeIsSet) {
+        ctx.writable()->setStrokeColor(fStroke);
+    }
+}