Feat/coor tooltip

src/gui/components/config/GraphComponent.h

@@ -468,7 +468,7 @@ void GraphComponent<ValueType>::mouseDown(const juce::MouseEvent& event)
     if (pointEditState == PointEditingState::None
         || pointEditState == PointEditingState::OverPoint)
     {
-        // create new
+        // create new if cursor is not pointing at a point
         if (pointIndex == -1)
         {
             const auto newPoint = transformPointToGraph(event.getPosition());

src/gui/components/config/TorqueMapComponent.cpp

@@ -32,6 +32,8 @@ TorqueMapComponent::TorqueMapComponent(juce::ValueTree torqueMapTree)
     // TODO: this should really use a juce::ChangeListener instead of listening
     //       to the value tree directly
     torqueMap.state.addListener(this);
+
+    generalTooltip = std::make_shared<juce::TooltipWindow>(this, 0);
 }
 
 //==============================================================================
@@ -241,6 +243,8 @@ void TorqueMapComponent::mouseUp(const juce::MouseEvent& event)
  */
 void TorqueMapComponent::mouseDrag(const juce::MouseEvent& event)
 {
+    int pointNo = getPointNearMouseEvent(event);
+
     if (mouseEventInDeadzone(event) || movingDeadzone)
     {
         if (movingDeadzone)
@@ -259,6 +263,10 @@ void TorqueMapComponent::mouseDrag(const juce::MouseEvent& event)
 
         showDeadzoneTooltip();
     }
+    else if (pointNo != -1)
+    {
+        showPointTooltip(pointNo);
+    }
     else if (!shouldPreventPointEdit(event))
     {
         GraphComponent<TorqueMapPoint::ValueType>::mouseDrag(event);
@@ -273,14 +281,20 @@ void TorqueMapComponent::mouseDrag(const juce::MouseEvent& event)
  */
 void TorqueMapComponent::mouseMove(const juce::MouseEvent& event)
 {
+    int pointNo = getPointNearMouseEvent(event);
+
     if (mouseEventInDeadzone(event))
     {
         setMouseCursor(juce::MouseCursor::LeftRightResizeCursor);
         showDeadzoneTooltip();
     }
-    else if (!shouldPreventPointEdit(event))
+    else if (pointNo != -1)
+    {
+        showPointTooltip(pointNo);
+    }
+    else
     {
-        hideDeadzoneTooltip();
+        hideTooltip();
         GraphComponent<TorqueMapPoint::ValueType>::mouseMove(event);
     }
 }
@@ -318,10 +332,8 @@ bool TorqueMapComponent::shouldPreventPointEdit(
  */
 void TorqueMapComponent::showDeadzoneTooltip()
 {
-    if (deadzoneTooltip == nullptr)
-    {
-        deadzoneTooltip = std::make_unique<juce::TooltipWindow>(this, 0);
-    }
+    // Make a shared pointer pointing to generalTooltip
+    auto deadzoneTooltip{generalTooltip};
 
     auto deadzoneX = transformPointForPaint({getDeadzonePosition(), 0}).getX();
 
@@ -339,11 +351,34 @@ void TorqueMapComponent::showDeadzoneTooltip()
 }
 
 /**
- * @brief Hide the deadzone tooltip
+ * @brief Shows the hovered point tooltip
+ */
+void TorqueMapComponent::showPointTooltip(int pointNo)
+{
+    // Make a shared pointer pointing to generalTooltip
+    auto pointTooltip{generalTooltip};
+
+    // Get point and cursor position in the graph
+    auto pointInGraph = getPoint(pointNo);
+    auto cursorLocation = juce::Desktop::getMousePosition();
+
+    // String denoting coordinates of points in the form of (x, y)
+    juce::String tipText
+        = juce::String::toDecimalStringWithSignificantFigures(pointInGraph.x, 2)
+          + ","
+          + juce::String::toDecimalStringWithSignificantFigures(pointInGraph.y,
+                                                                3);
+
+    pointTooltip->displayTip(cursorLocation, tipText);
+    pointTooltip->setVisible(true);
+}
+
+/**
+ * @brief Hide the general tooltip
  */
-void TorqueMapComponent::hideDeadzoneTooltip()
+void TorqueMapComponent::hideTooltip()
 {
-    deadzoneTooltip.reset();
+    generalTooltip->setVisible(false);
 }
 
 } // namespace gui

src/gui/components/config/TorqueMapComponent.h

@@ -62,10 +62,11 @@ class TorqueMapComponent : public GraphComponent<TorqueMapPoint::ValueType>,
     bool mouseEventInDeadzone(const juce::MouseEvent& event) const;
     bool shouldPreventPointEdit(const juce::MouseEvent& event) const;
     void showDeadzoneTooltip();
-    void hideDeadzoneTooltip();
+    void showPointTooltip(int pointNo);
+    void hideTooltip();
 
     bool movingDeadzone = false;
-    std::unique_ptr<juce::TooltipWindow> deadzoneTooltip;
+    std::shared_ptr<juce::TooltipWindow> generalTooltip;
 
     //==========================================================================
     TorqueMap torqueMap;