started timeruler object

2019-07-24 01:53:24 -07:00
parent 2e41f6d8f0
commit 501110c328
10 changed files with 186 additions and 15 deletions
@@ -0,0 +1,39 @@
+#ifndef TIMERULER_H
+#define TIMERULER_H
+
+#include <QWidget>
+
+#include "common/rational.h"
+
+class TimeRuler : public QWidget
+{
+  Q_OBJECT
+public:
+  TimeRuler(bool text_visible = true, QWidget* parent = nullptr);
+
+  void SetTextVisible(bool e);
+
+  void SetScale(double d);
+
+  void SetTimebase(const rational& r);
+
+protected:
+  virtual void paintEvent(QPaintEvent* e) override;
+
+private:
+  int text_height_;
+
+  int width_of_second_;
+
+  int minimum_gap_between_lines_;
+
+  int scroll_;
+
+  bool text_visible_;
+
+  double scale_;
+
+  rational time_base_;
+};
+
+#endif // TIMERULER_H