1 files changed, 32 insertions, 0 deletions
diff --git a/qtmips_gui/coreview/adder.h b/qtmips_gui/coreview/adder.h
new file mode 100644
index 0000000..9de81a1
--- /dev/null
+++ b/qtmips_gui/coreview/adder.h
@@ -0,0 +1,32 @@
+#ifndef ADDER_H
+#define ADDER_H
+
+#include <QGraphicsItem>
+#include <QPainter>
+#include <QGraphicsSimpleTextItem>
+#include "connection.h"
+
+namespace coreview {
+
+class Adder : public QGraphicsItem {
+public:
+    Adder();
+    ~Adder();
+
+    QRectF boundingRect() const;
+    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
+
+    void setPos(qreal x, qreal y);
+    const Connector *connector_in_a() const;
+    const Connector *connector_in_b() const;
+    const Connector *connector_out() const;
+
+private:
+    QGraphicsSimpleTextItem plus;
+
+    Connector *con_in_a, *con_in_b, *con_out;
+};
+
+}
+
+#endif // ADDER_H