1 files changed, 85 insertions, 0 deletions
diff --git a/runtimes/neurun/src/dumper/dot/DotBuilder.cc b/runtimes/neurun/src/dumper/dot/DotBuilder.cc
new file mode 100644
index 000000000..d694323b4
--- /dev/null
+++ b/runtimes/neurun/src/dumper/dot/DotBuilder.cc
@@ -0,0 +1,85 @@
+/*
+ * Copyright (c) 2018 Samsung Electronics Co., Ltd. All Rights Reserved
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "DotBuilder.h"
+
+namespace neurun
+{
+namespace dumper
+{
+namespace dot
+{
+
+// NodeAttr
+NodeAttr &NodeAttr::addAttr(const std::string &name, const std::string &attr)
+{
+  _attrs.emplace_back(name, attr);
+
+  return *this;
+}
+
+void NodeAttr::finish()
+{
+  _attr_stream << "[";
+  for (auto attr : _attrs)
+  {
+    _attr_stream << attr.first << "="
+                 << "\"" << attr.second << "\" ";
+  }
+  _attr_stream << "];\n";
+}
+
+// DotDumper
+DotBuilder::DotBuilder() {}
+
+void DotBuilder::update(const IDotInfo &node_info)
+{
+  addNode(node_info);
+  for (auto child : node_info.children())
+  {
+    addEdge(node_info, *child);
+  }
+}
+
+void DotBuilder::writeDot(std::ostream &os)
+{
+  os << "digraph D {\n"
+     << _dot.str() << "\n"
+     << "}\n";
+}
+
+void DotBuilder::addNode(const IDotInfo &dotinfo)
+{
+  NodeAttr attr;
+  attr.addAttr("shape", dotinfo.dot_shape())
+      .addAttr("label", dotinfo.label())
+      .addAttr("style", "filled")
+      .addAttr("colorscheme", dotinfo.bg_color_scheme())
+      .addAttr("fillcolor", dotinfo.bg_color());
+
+  attr.finish();
+
+  _dot << dotinfo.index_str() << attr.attr_stream();
+}
+
+void DotBuilder::addEdge(const IDotInfo &dotinfo1, const IDotInfo &dotinfo2)
+{
+  _dot << dotinfo1.index_str() << " -> " << dotinfo2.index_str() << ";\n";
+}
+
+} // namespace dot
+} // namespace dumper
+} // namespace neurun