curvewidget: allow zooming only one axis and allow hiding keyframe tracks

2020-06-20 01:56:41 +10:00
parent a94caa5737
commit 5f6e5916bc
6 changed files with 92 additions and 7 deletions
@@ -106,6 +106,11 @@ KeyframeViewItem *KeyframeViewBase::AddKeyframeInternal(NodeKeyframePtr key)
  item->SetScale(GetScale());
  item_map_.insert(key.get(), item);
  scene()->addItem(item);
+
+  if (hidden_tracks_.contains(key->track())) {
+    item->setVisible(false);
+  }
+
  return item;
 }

@@ -306,6 +311,27 @@ void KeyframeViewBase::SetYAxisEnabled(bool e)
  y_axis_enabled_ = e;
 }

+void KeyframeViewBase::SetKeyframeTrackVisible(int track, bool visible)
+{
+  if (!visible == hidden_tracks_.contains(track)) {
+    return;
+  }
+
+  QMap<NodeKeyframe*, KeyframeViewItem*>::const_iterator i;
+
+  for (i=item_map_.constBegin(); i!=item_map_.constEnd(); i++) {
+    if (i.key()->track() == track) {
+      i.value()->setVisible(visible);
+    }
+  }
+
+  if (visible) {
+    hidden_tracks_.removeOne(track);
+  } else {
+    hidden_tracks_.append(track);
+  }
+}
+
 rational KeyframeViewBase::CalculateNewTimeFromScreen(const rational &old_time, double cursor_diff)
 {
  return rational::fromDouble(old_time.toDouble() + cursor_diff);