basic undo support added

2018-06-07 20:40:56 -07:00
parent 6130d0d91e
commit 544c77828a
8 changed files with 80 additions and 4 deletions
@@ -1,6 +1,8 @@
 #ifndef SEQUENCE_H
 #define SEQUENCE_H

+#define UNDO_LIMIT 100
+
 #include <QVector>

 #include "project/clip.h"
@@ -25,8 +27,16 @@ public:
 	float frame_rate;
 	int audio_frequency;
 	int audio_layout;
+
+    void undo_add_current();
+    void undo();
+    void redo();
 private:
 	QList<Clip> clips;
+
+    QVector<QList<Clip>> undo_stack;
+    int undo_pointer;
+    int undo_stack_start;
 };

 #endif // SEQUENCE_H