moved some files around for better organization

2020-12-16 19:05:22 +11:00
parent 7849d6f3ff
commit 374fa3f75c
39 changed files with 141 additions and 118 deletions
@@ -0,0 +1,90 @@
+/***
+
+  Olive - Non-Linear Video Editor
+  Copyright (C) 2020 Olive Team
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+***/
+
+#ifndef TIMELINESCALEDOBJECT_H
+#define TIMELINESCALEDOBJECT_H
+
+#include <QWidget>
+
+#include "common/rational.h"
+
+namespace olive {
+
+/**
+ * @brief Provides base functionality for any object that uses time and scale
+ */
+class TimeScaledObject
+{
+public:
+  TimeScaledObject();
+  virtual ~TimeScaledObject() = default;
+
+  void SetTimebase(const rational &timebase);
+
+  const rational& timebase() const;
+  const double& timebase_dbl() const;
+
+  static rational SceneToTime(const double &x, const double& x_scale, const rational& timebase, bool round = false);
+
+  const double& GetScale() const;
+
+  void SetScale(const double& scale);
+
+  void SetScaleFromDimensions(double viewport_width, double content_width);
+  static double CalculateScaleFromDimensions(double viewport_sz, double content_sz);
+  static double CalculatePaddingFromDimensionScale(double viewport_sz);
+
+  double TimeToScene(const rational& time);
+  rational SceneToTime(const double &x, bool round = false);
+
+protected:
+  virtual void TimebaseChangedEvent(const rational&){}
+
+  virtual void ScaleChangedEvent(const double&){}
+
+  void SetMaximumScale(const double& max);
+
+  void SetMinimumScale(const double& min);
+
+private:
+  rational timebase_;
+
+  double timebase_dbl_;
+
+  double scale_;
+
+  double min_scale_;
+
+  double max_scale_;
+
+  static const int kCalculateDimensionsPadding;
+
+};
+
+class TimelineScaledWidget : public QWidget, public TimeScaledObject
+{
+  Q_OBJECT
+public:
+  TimelineScaledWidget(QWidget* parent = nullptr);
+};
+
+}
+
+#endif // TIMELINESCALEDOBJECT_H