Implement few initial graphic elements

1 files changed, 60 insertions, 0 deletions

diff --git a/qtmips_gui/coreview/connection.h b/qtmips_gui/coreview/connection.h
new file mode 100644
index 0000000..eda6afe
--- /dev/null
+++ b/qtmips_gui/coreview/connection.h
@@ -0,0 +1,60 @@
+#ifndef CONNECTION_H
+#define CONNECTION_H
+
+#include <QGraphicsObject>
+#include <QList>
+#include <cmath>
+#include "../coreview.h"
+
+namespace coreview {
+
+class Connector : public QObject {
+    Q_OBJECT
+public:
+    void setPos(qreal x, qreal y);
+    qreal x() const;
+    qreal y() const;
+    QPointF point() const;
+
+signals:
+    void updated();
+
+private:
+    qreal qx, qy;
+};
+
+class Connection : public QGraphicsObject {
+    Q_OBJECT
+public:
+    Connection(const Connector *a, const Connector *b);
+
+    void setHasText(bool has);
+    void setText(QString val);
+
+private slots:
+    void moved();
+
+private:
+    QGraphicsSimpleTextItem *value;
+    QList<QPointF> points;
+    const Connector *a, *b;
+    QString text;
+
+    QRectF boundingRect() const;
+    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
+
+    // TODO line width and possibly bus width
+
+    void update_pos();
+};
+
+}
+
+#else
+
+namespace coreview {
+    class Connector;
+    class Connection;
+};
+
+#endif // CONNECTION_H