Automation Node fine tuning with double-click (Rewrites #5292)

include/AutomationEditor.h

@@ -98,6 +98,7 @@ public slots:
  void keyPressEvent(QKeyEvent * ke) override;
  void leaveEvent(QEvent * e) override;
  void mousePressEvent(QMouseEvent * mouseEvent) override;
+ void mouseDoubleClickEvent(QMouseEvent * mouseEvent) override;
  void mouseReleaseEvent(QMouseEvent * mouseEvent) override;
  void mouseMoveEvent(QMouseEvent * mouseEvent) override;
  void paintEvent(QPaintEvent * pe) override;

src/gui/editors/AutomationEditor.cpp

@@ -615,6 +615,91 @@ void AutomationEditor::mousePressEvent( QMouseEvent* mouseEvent )
 
 
 
+void AutomationEditor::mouseDoubleClickEvent(QMouseEvent * mouseEvent)
+{
+ if (!validPattern()) { return; }
+
+ // Helper lambda function to fine tune a node's in/out value
+ auto fineTuneValue = [this](timeMap::iterator node, bool editingInValue)
+ {
+ if (node != m_pattern->getTimeMap().end())
+ {
+ // Display dialog to edit the value
+ bool ok;
+ double value = QInputDialog::getDouble(
+ this,
+ tr("Edit Value"),
+ editingInValue
+ ? tr("New inValue")
+ : tr("New outValue"),
+ editingInValue
+ ? INVAL(node)
+ : OUTVAL(node),
+ m_pattern->firstObject()->minValue<float>(),
+ m_pattern->firstObject()->maxValue<float>(),
+ 3,
+ &ok
+ );
+
+ if (ok)
+ {
+ // Set the new inValue/outValue
+ if (editingInValue)
+ {
+ // If the outValue is equal to the inValue we
+ // set both to the given value
+ if (OFFSET(node) == 0)
+ {
+ node.value().setOutValue(value);
+ }
+ node.value().setInValue(value);
+ Engine::getSong()->setModified();
+ }
+ else
+ {
+ node.value().setOutValue(value);
+ Engine::getSong()->setModified();
+ }
+
+ return true;
+ }
+ }
+
+ // If nothing was changed (invalid node, dialog closed, etc) return false
+ return false;
+ };
+
+ // Do we need to call update()?
+ bool needUpdate = false;
+
+ // If we double clicked inside the AutomationEditor viewport
+ if (mouseEvent->y() > TOP_MARGIN && mouseEvent->x() >= VALUES_WIDTH)
+ {
+ timeMap::iterator clickedNode;
+
+ switch (m_editMode)
+ {
+ case DRAW:
+ // We will edit the inValue
+ clickedNode = getNodeAt(mouseEvent->x(), mouseEvent->y());
+ if (fineTuneValue(clickedNode, true)) { needUpdate = true; }
+ break;
+ case DRAW_OUTVALUES:
+ // We will edit the outValue
+ clickedNode = getNodeAt(mouseEvent->x(), mouseEvent->y(), true);
+ if (fineTuneValue(clickedNode, false)) { needUpdate = true; }
+ break;
+ default:
+ break;
+ }
+
+ if (needUpdate) { update(); }
+ }
+}
+
+
+
+
 void AutomationEditor::mouseReleaseEvent(QMouseEvent * mouseEvent )
 {
  bool mustRepaint = false;