1 files changed, 18 insertions, 0 deletions
diff --git a/interactioncanvas.h b/interactioncanvas.h
index efdf9a2..af5d9b6 100644
--- a/interactioncanvas.h
+++ b/interactioncanvas.h
@@ -4,6 +4,11 @@
 #include <QLabel>
 #include <QDebug>
 #include <QMouseEvent>
+#include <QList>
+#include <QPoint>
+#include <QPainter>
+
+#include "line.h"
 
 class InteractionCanvas : public QLabel
 {
@@ -19,6 +24,19 @@ protected:
     void keyPressEvent(QKeyEvent *keyEvent);
     void keyReleaseEvent(QKeyEvent *keyEvent);
 
+private:
+    QList<Line> m_Lines;
+    Line *m_Line;
+    QPoint m_MousePressPoint;
+    QPoint m_MouseReleasePoint;
+    QPoint m_LastMousePosition;
+
+    QPainter *normalPainter;
+    QPainter *tempPainter;
+
+    // QWidget interface
+protected:
+    void paintEvent(QPaintEvent *paintEvent);
 };
 
 #endif // INTERACTIONCANVAS_H