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Move audio marker snapping logic from the audio display to the dialogue timing controller

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Originally committed to SVN as r6236.
This commit is contained in:
Thomas Goyne 2012-01-08 01:35:04 +00:00
parent 1285584e89
commit 4dcb6240d4
4 changed files with 33 additions and 31 deletions
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31
aegisub/src/audio_display.cpp
View file

@ -508,32 +508,11 @@ public:
{
if (event.Dragging())
{
int64_t sample_pos = display->SamplesFromRelativeX(event.GetPosition().x);
if (marker->CanSnap() && (default_snap != event.ShiftDown()))
{
SampleRange snap_sample_range(
display->SamplesFromRelativeX(event.GetPosition().x - snap_range),
display->SamplesFromRelativeX(event.GetPosition().x + snap_range));
const AudioMarker *snap_marker = 0;
AudioMarkerVector potential_snaps;
controller->GetMarkers(snap_sample_range, potential_snaps);
for (AudioMarkerVector::iterator mi = potential_snaps.begin(); mi != potential_snaps.end(); ++mi)
{
if (*mi != marker && (*mi)->CanSnap())
{
if (!snap_marker)
snap_marker = *mi;
else if (tabs((*mi)->GetPosition() - sample_pos) < tabs(snap_marker->GetPosition() - sample_pos))
snap_marker = *mi;
}
}
if (snap_marker)
sample_pos = snap_marker->GetPosition();
}
timing_controller->OnMarkerDrag(marker, sample_pos);
timing_controller->OnMarkerDrag(
marker,
display->SamplesFromRelativeX(event.GetPosition().x),
default_snap != event.ShiftDown(),
display->SamplesFromAbsoluteX(snap_range));
}
// We lose the marker drag if the button used to initiate it goes up

4
aegisub/src/audio_timing.h
View file

@ -141,7 +141,9 @@ public:
/// @brief The user dragged a timing marker
/// @param marker The marker being dragged
/// @param new_position Sample position the marker was dragged to
virtual void OnMarkerDrag(AudioMarker *marker, int64_t new_position) = 0;
/// @param snap Enable snapping to other markers
/// @param snap_range Maximum snapping range in samples
virtual void OnMarkerDrag(AudioMarker *marker, int64_t new_position, bool snap, int64_t snap_range) = 0;
/// @brief Destructor
virtual ~AudioTimingController() { }

25
aegisub/src/audio_timing_dialogue.cpp
View file

@ -222,7 +222,7 @@ public:
bool IsNearbyMarker(int64_t sample, int sensitivity) const;
AudioMarker * OnLeftClick(int64_t sample, int sensitivity);
AudioMarker * OnRightClick(int64_t sample, int sensitivity);
void OnMarkerDrag(AudioMarker *marker, int64_t new_position);
void OnMarkerDrag(AudioMarker *marker, int64_t new_position, bool snap, int64_t snap_range);
public:
// Specific interface
@ -522,9 +522,30 @@ AudioMarker * AudioTimingControllerDialogue::OnRightClick(int64_t sample, int se
return right;
}
void AudioTimingControllerDialogue::OnMarkerDrag(AudioMarker *marker, int64_t new_position)
void AudioTimingControllerDialogue::OnMarkerDrag(AudioMarker *marker, int64_t new_position, bool snap, int64_t snap_range)
{
assert(marker == &active_markers[0] || marker == &active_markers[1]);
if (snap)
{
SampleRange snap_sample_range(new_position - snap_range, new_position + snap_range);
const AudioMarker *snap_marker = 0;
AudioMarkerVector potential_snaps;
GetMarkers(snap_sample_range, potential_snaps);
for (AudioMarkerVector::iterator mi = potential_snaps.begin(); mi != potential_snaps.end(); ++mi)
{
if (*mi != marker && (*mi)->CanSnap())
{
if (!snap_marker)
snap_marker = *mi;
else if (tabs((*mi)->GetPosition() - new_position) < tabs(snap_marker->GetPosition() - new_position))
snap_marker = *mi;
}
}
if (snap_marker)
new_position = snap_marker->GetPosition();
}
SetMarker(static_cast<AudioMarkerDialogueTiming*>(marker), new_position);
}

4
aegisub/src/audio_timing_karaoke.cpp
View file

@ -132,7 +132,7 @@ public:
bool IsNearbyMarker(int64_t sample, int sensitivity) const;
AudioMarker * OnLeftClick(int64_t sample, int sensitivity);
AudioMarker * OnRightClick(int64_t sample, int sensitivity) { return 0; }
void OnMarkerDrag(AudioMarker *marker, int64_t new_position);
void OnMarkerDrag(AudioMarker *marker, int64_t new_position, bool, int64_t);
AudioTimingControllerKaraoke(agi::Context *c, AssKaraoke *kara, agi::signal::Connection& file_changed);
};
@ -301,7 +301,7 @@ AudioMarker *AudioTimingControllerKaraoke::OnLeftClick(int64_t sample, int sensi
return 0;
}
void AudioTimingControllerKaraoke::OnMarkerDrag(AudioMarker *m, int64_t new_position) {
void AudioTimingControllerKaraoke::OnMarkerDrag(AudioMarker *m, int64_t new_position, bool, int64_t) {
KaraokeMarker *marker = static_cast<KaraokeMarker*>(m);
// No rearranging of syllables allowed
new_position = mid(