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DashBoard update every 5sec

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This commit is contained in:
Adrien VAN DAMME
2019-01-27 18:50:01 +01:00
parent 17331c389e
commit 5aec064536
3 changed files with 72 additions and 24 deletions
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33
ProjetTheAlone/ViewModel/TextDefilant.cs
View File

@@ -14,11 +14,18 @@ namespace ProjetTheAlone.ViewModel
{
public class TextDefilant : BasePropriete
{
public event TickHandler Tick;
public EventArgs e = null;
public delegate void TickHandler(object o, EventArgs e);
public Timer aTimer;
public TextBlock textContainer;
char[] textAfficherBuffer;
public string TextAfficher { set { fillBuffer(value); } get { return new string(textAfficherBuffer); } }
string textAfficher;
public string TextAfficher { set { fillBuffer(value); textAfficher = value; } get { return new string(textAfficherBuffer); } }
public TextDefilant(TextBlock tb, string text, int timeMs)
@@ -41,6 +48,7 @@ namespace ProjetTheAlone.ViewModel
private void OnTimedEvent(Object source, ElapsedEventArgs e)
{
textAfficherBuffer = RotateChar(textAfficherBuffer);
Tick?.Invoke(this, null);
OnPropertyChanged("TextAfficher");
}
@@ -52,7 +60,7 @@ namespace ProjetTheAlone.ViewModel
double WTB = textContainer.ActualWidth; //With of textBlock container
double WT = MeasureString(text).Width; //With of Text
double WS = MeasureString(" ").Width; //With of whiteSpace
int nbSp = (int)Math.Ceiling((WTB - WT) / WS); //number of space need to fill textBlock
int nbSp = (int)Math.Ceiling((WTB-WT) / WS); //number of space need to fill textBlock
char[] spText = new string(' ', nbSp).ToCharArray();
this.textAfficherBuffer = new char[nbSp + text.ToCharArray().Length];
Array.Copy(text.ToCharArray(), 0, this.textAfficherBuffer, 0, text.Length);
@@ -72,14 +80,19 @@ namespace ProjetTheAlone.ViewModel
//https://stackoverflow.com/questions/9264398/how-to-calculate-wpf-textblock-width-for-its-known-font-size-and-characters
private Size MeasureString(string candidate)
{
var formattedText = new FormattedText(
candidate,
CultureInfo.CurrentCulture,
FlowDirection.LeftToRight,
new Typeface(this.textContainer.FontFamily, this.textContainer.FontStyle, this.textContainer.FontWeight, this.textContainer.FontStretch),
this.textContainer.FontSize,
Brushes.Black,
new NumberSubstitution(), (TextFormattingMode)1);
FormattedText formattedText = null;
this.textContainer.Dispatcher.Invoke(() =>
{
formattedText = new FormattedText(
candidate,
CultureInfo.CurrentCulture,
FlowDirection.LeftToRight,
new Typeface(this.textContainer.FontFamily, this.textContainer.FontStyle, this.textContainer.FontWeight, this.textContainer.FontStretch),
this.textContainer.FontSize,
Brushes.Black,
new NumberSubstitution(), (TextFormattingMode)1);
});
return new Size(formattedText.WidthIncludingTrailingWhitespace, formattedText.Height);
}

10
ProjetTheAlone/ViewModel/VM_DashBoard.cs
View File

@@ -10,6 +10,7 @@ namespace ProjetTheAlone.ViewModel
{
public class VM_DashBoard : TextDefilant
{
int tick = 0;
public StringCollection Alerte
{
get
@@ -29,6 +30,7 @@ namespace ProjetTheAlone.ViewModel
public VM_DashBoard(TextBlock tb, string text, int timeMs) : base (tb,text, timeMs)
{
updateAlert();
base.Tick += new TickHandler(onTick);
}
public void updateAlert()
{
@@ -45,5 +47,13 @@ namespace ProjetTheAlone.ViewModel
}
base.TextAfficher = alert;
}
public void onTick(object o, EventArgs e)
{
if(++tick > base.TextAfficher.Length)
{
tick = 0;
updateAlert();
}
}
}
}