DBC parser initial commit.

tree_node.cpp

@@ -0,0 +1,64 @@
+#include "tree_node.h"
+
+TreeNode::TreeNode()
+  : m_type (NodeType::Root)
+  , m_name ("dbc")
+  , m_children()
+  , m_frame()
+  , m_signal() {
+}
+
+TreeNode::TreeNode (const FrameInfo &frame)
+  : m_type (NodeType::Frame)
+  , m_name (frame.name)
+  , m_children()
+  , m_frame (new FrameInfo (frame))
+  , m_signal() {
+}
+
+TreeNode::TreeNode (const SignalInfo &signal)
+  : m_type (NodeType::Signal)
+  , m_name (signal.name)
+  , m_children()
+  , m_frame()
+  , m_signal (new SignalInfo (signal)) {
+}
+
+void TreeNode::AddChild (std::unique_ptr<TreeNode> child) {
+  if (child)
+    m_children.push_back (std::move (child));
+}
+
+std::size_t TreeNode::GetChildCount() const {
+  return m_children.size();
+}
+
+const TreeNode *TreeNode::GetChild (std::size_t index) const {
+  if (index >= m_children.size())
+    return nullptr;
+
+  return m_children[index].get();
+}
+
+TreeNode *TreeNode::GetChild (std::size_t index) {
+  if (index >= m_children.size())
+    return nullptr;
+
+  return m_children[index].get();
+}
+
+NodeType TreeNode::GetType() const {
+  return m_type;
+}
+
+const std::string &TreeNode::GetName() const {
+  return m_name;
+}
+
+const FrameInfo *TreeNode::GetFrame() const {
+  return m_frame.get();
+}
+
+const SignalInfo *TreeNode::GetSignal() const {
+  return m_signal.get();
+}