Files
oak-editor/app/widget/timelinewidget/tool/record.cpp
T

92 lines
1.8 KiB
C++

#include "record.h"
#include "widget/timelinewidget/timelinewidget.h"
namespace olive
{
RecordTool::RecordTool(TimelineWidget *parent)
: BeamTool(parent)
, ghost_(nullptr)
{
}
void RecordTool::MousePress(TimelineViewMouseEvent *event)
{
const Track::Reference &track = event->GetTrack();
// Check if track is locked
Track *t = parent()->GetTrackFromReference(track);
if (t && t->IsLocked()) {
return;
}
if (t && t->type() != Track::kAudio) {
// We only support audio tracks here
return;
}
drag_start_point_ =
ValidatedCoordinate(event->GetCoordinates(true)).GetFrame();
ghost_ = new TimelineViewGhostItem();
ghost_->SetIn(drag_start_point_);
ghost_->SetOut(drag_start_point_);
ghost_->SetTrack(track);
parent()->AddGhost(ghost_);
snap_points_.push_back(drag_start_point_);
}
void RecordTool::MouseMove(TimelineViewMouseEvent *event)
{
if (!ghost_) {
return;
}
// Calculate movement
rational movement = event->GetFrame() - drag_start_point_;
// Validation: Ensure in point never goes below 0
if (movement < -ghost_->GetIn()) {
movement = -ghost_->GetIn();
}
// Snap movement
bool snapped;
if (Core::instance()->snapping()) {
snapped = parent()->SnapPoint(snap_points_, &movement);
} else {
snapped = false;
}
// Make adjustment
if (!movement) {
ghost_->SetInAdjustment(0);
ghost_->SetOutAdjustment(0);
} else if (movement > 0) {
ghost_->SetInAdjustment(0);
ghost_->SetOutAdjustment(movement);
} else if (movement < 0) {
ghost_->SetInAdjustment(movement);
ghost_->SetOutAdjustment(0);
}
Q_UNUSED(snapped)
}
void RecordTool::MouseRelease(TimelineViewMouseEvent *event)
{
if (ghost_) {
emit parent() -> RequestCaptureStart(
TimeRange(ghost_->GetAdjustedIn(), ghost_->GetAdjustedOut()),
ghost_->GetTrack());
parent()->ClearGhosts();
snap_points_.clear();
ghost_ = nullptr;
}
}
}