Last change
on this file since 2412 was
1883,
checked in by dwagner, 15 years ago
|
Bug fix: No marker on first added value (#581)
New feature: Tooltip, which shows the world-values on mouseover event of a datapoint. (#638)
New feature: New Linetype Points, which is a line consisting only of the markers (#637)
|
File size:
1.1 KB
|
Line | |
---|
1 | using System;
|
---|
2 | using System.Collections.Generic;
|
---|
3 | using System.Drawing;
|
---|
4 | using System.Linq;
|
---|
5 | using System.Text;
|
---|
6 | using System.Windows.Forms;
|
---|
7 |
|
---|
8 | namespace HeuristicLab.Visualization {
|
---|
9 | class TooltipListener:IMouseEventListener {
|
---|
10 | public delegate void ShowToolTipHandler(Point location);
|
---|
11 |
|
---|
12 | public event ShowToolTipHandler ShowToolTip;
|
---|
13 |
|
---|
14 | private readonly Timer timer;
|
---|
15 | private Point lastMouseLocation;
|
---|
16 |
|
---|
17 |
|
---|
18 | public TooltipListener() {
|
---|
19 | timer= new Timer {Interval = 300};
|
---|
20 | timer.Tick += Tick;
|
---|
21 | timer.Start();
|
---|
22 | }
|
---|
23 |
|
---|
24 | private void Tick(object sender, EventArgs e) {
|
---|
25 | if(ShowToolTip != null) {
|
---|
26 | ShowToolTip(lastMouseLocation);
|
---|
27 | }
|
---|
28 | }
|
---|
29 |
|
---|
30 | #region Implementation of IMouseEventListener
|
---|
31 |
|
---|
32 | public void MouseMove(object sender, MouseEventArgs e) {
|
---|
33 | if(e.Location==lastMouseLocation)
|
---|
34 | return;
|
---|
35 | timer.Stop();
|
---|
36 | timer.Start();
|
---|
37 | lastMouseLocation = e.Location;
|
---|
38 | }
|
---|
39 |
|
---|
40 | public void MouseUp(object sender, MouseEventArgs e) {
|
---|
41 | //Not needed, so do Nothing
|
---|
42 | }
|
---|
43 |
|
---|
44 | #endregion
|
---|
45 | }
|
---|
46 | }
|
---|
Note: See
TracBrowser
for help on using the repository browser.