hvirtual/cinelerra/labels.h

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#ifndef LABEL_H
#define LABEL_H

#include <stdint.h>

#include "edl.inc"
#include "guicast.h"
#include "filexml.inc"
#include "labels.inc"
#include "mwindow.inc"
#include "recordlabel.inc"
#include "stringfile.inc"
#include "timebar.inc"

#define LABELSIZE 15

class LabelToggle : public BC_Label
{
public:
        LabelToggle(MWindow *mwindow, Label *label, int x, int y, long position);
        ~LabelToggle();
        
        int handle_event();
        MWindow *mwindow;
        Label *label;
};

class Label : public ListItem<Label>
{
public:
        Label(EDL *edl, Labels *labels, double position, char *textstr);
        Label();
        ~Label();


        EDL *edl;
        Labels *labels;
        char textstr[BCTEXTLEN];
// Seconds
        double position;
};

class Labels : public List<Label>
{
public:
        Labels(EDL *edl, char *xml_tag);
        virtual ~Labels();

        void dump();

        Labels& operator=(Labels &that);
        void copy_from(Labels *labels);
        int toggle_label(double start, double end);
        int delete_all();
        int save(FileXML *xml);
        int load(FileXML *xml, uint32_t load_flags);
        void insert_labels(Labels *labels, 
                double start, 
                double length, 
                int paste_silence = 1);

        int modify_handles(double oldposition, 
                double newposition, 
                int currentend, 
                int handle_mode,
                int edit_labels);
        int copy(double start, double end, FileXML *xml);
        int copy_length(long start, long end); // return number of Labels in selection
        int insert(double start, double length);
        int paste(long start, long end, long total_length, FileXML *xml);
        int paste_output(long startproject, long endproject, long startsource, long endsource, RecordLabels *labels);
// Setting follow to 1 causes labels to move forward after clear.
// Setting it to 0 implies ignoring the labels follow edits setting.
        int clear(double start, double end, int follow = 1);
        int paste_silence(double start, double end);
        int optimize();  // delete duplicates
// Get nearest labels or 0 if start or end of timeline
        Label* prev_label(double position);
        Label* next_label(double position);

        Label* label_of(double position); // first label on or after position
        MWindow *mwindow;
        TimeBar *timebar;
        EDL *edl;
        char *xml_tag;
};

#endif

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