line->Axis = axisVert;
What is axisVert???

I can't find it. Can you give me a demo？

I want to draw 2 lines using the following code。 int nLeft=Chart->ChartRect.Left; int nRight=Chart->ChartRect.Right; int nTop=Chart->ChartRect.Top; int nBottom=Chart->ChartRect.Bottom; Chart->Canvas->Pen->Width = 3; Chart->Canvas->DoHorizLine(nLeft, nRight, 10); Chart->Canvas->DoVertLine(10, nTop, n...

How to draw the red axis on a graph？
Using c++builder。

How to prevent the legend from being dragged during the chartmousemove event, as shown in the following example？？？

How to determine whether the selected item is a legend in the Chart1MouseUp function???

How to obtain a legend pointer for the Chart1MouseUp function？？？

Due to requirements, I can only use Annotation. How can I prevent dragging legends？
Please provide a demo of c++builder。

Does anyone answer my question？？？

I found the reason。
I added a selection tool to achieve drag and drop annotation functionality。
This causes the legend to also be dragged. How to solve this problem？？？

Why is it possible to drag by default?
How to prevent the legend from being dragged?

How to prohibit dragging legends？

TChartEditor *ChartEditor;
ChartEditor->Execute();

How to save the settings in the pop-up dialog box of the above code???

It's not necessary to have an interval of 1. What I mean is whether it's possible to display as many numbers as possible during adaptation？

I have added the image to the attachment!

I suggest that you modify the insert image function to pop up a dialog box for users to select an image. This is a formal practice for many software applications.