Hide warnings triggered by Ubuntu 20.04's gcc.

[dcpomatic.git] / src / wx / video_waveform_plot.h

diff --git a/src/wx/video_waveform_plot.h b/src/wx/video_waveform_plot.h
index c5cc498f6273a07bcf3e1482b258ee620762180f..1e38f58906b35d4b7f5d7b00802bcb1126943785 100644 (file)
--- a/src/wx/video_waveform_plot.h
+++ b/src/wx/video_waveform_plot.h
@@ -18,7 +18,10 @@
 
 */
 
+#include "lib/warnings.h"
+DCPOMATIC_DISABLE_WARNINGS
 #include <wx/wx.h>
+DCPOMATIC_ENABLE_WARNINGS
 #include <boost/shared_ptr.hpp>
 #include <boost/weak_ptr.hpp>
 #include <boost/signals2.hpp>
@@ -29,23 +32,33 @@ namespace dcp {
 
 class PlayerVideo;
 class Image;
+class Film;
 class FilmViewer;
 
 class VideoWaveformPlot : public wxPanel
 {
 public:
-       VideoWaveformPlot (wxWindow* parent, FilmViewer* viewer);
+       VideoWaveformPlot (wxWindow* parent, boost::weak_ptr<const Film> film, boost::weak_ptr<FilmViewer> viewer);
 
        void set_enabled (bool e);
        void set_component (int c);
        void set_contrast (int b);
 
+       /** Emitted when the mouse is moved over the waveform.  The parameters
+           are:
+           - (int, int): image x range
+           - (int, int): component value range
+       */
+       boost::signals2::signal<void (int, int, int, int)> MouseMoved;
+
 private:
        void paint ();
        void sized (wxSizeEvent &);
        void create_waveform ();
        void set_image (boost::weak_ptr<PlayerVideo>);
+       void mouse_moved (wxMouseEvent &);
 
+       boost::weak_ptr<const Film> _film;
        boost::shared_ptr<dcp::OpenJPEGImage> _image;
        boost::shared_ptr<const Image> _waveform;
        bool _dirty;
@@ -54,6 +67,8 @@ private:
        int _contrast;
 
        static int const _vertical_margin;
+       static int const _pixel_values;
+       static int const _x_axis_width;
 
        boost::signals2::connection _viewer_connection;
 };