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segment descriptor: save state

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This commit is contained in:
Paul Davis 2022-01-13 16:51:55 -07:00
parent cf10808640
commit bb75b03724
2 changed files with 40 additions and 0 deletions
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7
libs/ardour/ardour/segment_descriptor.h
View file

@ -22,6 +22,8 @@
#include "temporal/timeline.h"
#include "temporal/tempo.h"
class XMLNode;
namespace ARDOUR {
/* An object that describes an extent (duration & position), along with a
@ -58,6 +60,11 @@ public:
Temporal::Meter meter() const { return _meter; }
void set_meter (Temporal::Meter const&);
/* Replicate the API of PBD::Stateful without the overhead */
XMLNode& get_state (void);
int set_state (const XMLNode&, int version);
private:
Temporal::TimeDomain _time_domain;

33
libs/ardour/segment_descriptor.cc
View file

@ -16,6 +16,12 @@
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "pbd/xml++.h"
#include "pbd/enumwriter.h"
#include "pbd/i18n.h"
#include "temporal/tempo.h"
#include "ardour/segment_descriptor.h"
using namespace ARDOUR;
@ -107,3 +113,30 @@ SegmentDescriptor::set_meter (Meter const & m)
{
_meter = m;
}
XMLNode&
SegmentDescriptor::get_state (void)
{
XMLNode* root = new XMLNode (X_("SegmentDescriptor"));
root->set_property (X_("time-domain"), _time_domain);
if (_time_domain == Temporal::AudioTime) {
root->set_property (X_("position"), _position_samples);
root->set_property (X_("duration"), _duration_samples);
} else {
root->set_property (X_("position"), _position_beats);
root->set_property (X_("duration"), _duration_beats);
}
root->add_child_nocopy (_tempo.get_state());
root->add_child_nocopy (_meter.get_state());
return *root;
}
int
SegmentDescriptor::set_state (const XMLNode&, int version)
{
return 0;
}