diff --git a/src/graph/graph.cc b/src/graph/graph.cc
index c02a572..afdcb9c 100644
--- a/src/graph/graph.cc
+++ b/src/graph/graph.cc
@@ -25,12 +25,28 @@ void Graph::svg_demo(Analyse::track_data_t track_data) {
     s.color = "blue";
     s.line_color = "green";
 
-    printf(R"(<svg xmlns="http://www.w3.org/2000/svg" version="1.1" width="%d" height="%d">)", 1000, 1000);
-    printf("\n");
+//    printf(R"(<svg xmlns="http://www.w3.org/2000/svg" version="1.1" width="%d" height="%d">)", 1000, 1000);
+//    printf("\n");
+//
+//    std::cout << "  " << s.dump() << std::endl;
+//
+//    printf("</svg>\n");
 
-    std::cout << "  " << s.dump() << std::endl;
+    auto l = SvgLine();
+    l.start_x = 100;
+    l.start_y = 200;
 
-    printf("</svg>\n");
+    l.end_x = 300;
+    l.end_y = 400;
+
+    auto sg = SvgGraph();
+//    sg.insert(&s);
+//    sg.insert(&l);
+
+    sg.insert(std::move(s));
+    sg.insert(std::move(l));
+
+    sg.dump();
 
     return;
 
diff --git a/src/graph/svg/svg.cc b/src/graph/svg/svg.cc
index e7d6c7b..098fc8b 100644
--- a/src/graph/svg/svg.cc
+++ b/src/graph/svg/svg.cc
@@ -26,3 +26,45 @@ std::string SvgRect::dump() const {
     }
     return xml + "style=\"" + style + "\" />";
 }
+
+
+SvgGraph::~SvgGraph() {
+    for (auto &object : objects) {
+        delete object;
+    }
+}
+
+//void SvgGraph::insert(SvgObject *obj) {
+//    objects.emplace_back(obj);
+//}
+
+#include <iostream>
+
+std::string SvgGraph::dump() const {
+
+    for (auto o : objects) {
+        std::cout << o->dump() << std::endl;
+    }
+
+    return "svg result";
+}
+
+void SvgGraph::insert(const SvgRect &rect) {
+//void SvgGraph::insert(SvgRect rect) {
+
+    auto s = new SvgRect(rect);
+    objects.emplace_back(s);
+}
+
+void SvgGraph::insert(const SvgLine &line) {
+
+    auto l = new SvgLine(line);
+    objects.emplace_back(l);
+
+}
+
+std::string SvgLine::dump() const {
+
+    return "<line />";
+
+}
diff --git a/src/graph/svg/svg.h b/src/graph/svg/svg.h
index 6e75f39..be2651c 100644
--- a/src/graph/svg/svg.h
+++ b/src/graph/svg/svg.h
@@ -2,8 +2,28 @@
 
 #include <string>
 #include <cstdint>
+#include <vector>
 
-class SvgRect {
+class SvgObject {
+public:
+    virtual ~SvgObject() = default;
+    virtual std::string dump() const = 0;
+};
+
+class SvgLine : public SvgObject {
+public:
+    uint64_t start_x;
+    uint64_t start_y;
+
+    uint64_t end_x;
+    uint64_t end_y;
+
+    ~SvgLine() override = default;
+    std::string dump() const override;
+
+};
+
+class SvgRect : public SvgObject {
 public:
     uint64_t top;
     uint64_t left;
@@ -19,5 +39,26 @@ public:
     float opacity = 0;
     float line_opacity = 0;
 
+    ~SvgRect() override = default;
+    std::string dump() const override;
+};
+
+class SvgGraph {
+public:
+
+    std::vector<SvgObject*> objects;
+
+//    void insert(SvgObject *obj);
+
+    void insert(const SvgRect &rect);
+    void insert(const SvgLine &line);
+
+//    void insert(SvgRect rect);
+//    void insert(SvgLine line);
+
+
     std::string dump() const;
+
+    ~SvgGraph();
+
 };