private string ParseText(string text)
{
string result = text;
if (!string.IsNullOrEmpty(text))
{
Regex pattern = new Regex("\\[\\[AS_[A-Za-z-]*\\]\\]");
//Linkify.AddLinks(textView, pattern, "taxon://",null,new TaxonTransformFilter());
foreach (Match m in pattern.Matches(result))
{
var syn = TaxonSynonym.GetByPattern(m.Groups[0].Value);
if (syn != null)
{
var taxon = ((App)App.Current).Taxa.FirstOrDefault(i => i.TaxonId == syn.TaxonId && i.HasDiagnosis);
if (taxon != null)
{
//result = result.Replace(syn.Pattern, string.Format("<a href=\"http://www.insekten-sachsen.de/Pages/TaxonomyBrowser.aspx?Id={0}\">{1}</a>", syn.TaxonId, syn.Text));
result = result.Replace(syn.Pattern, $"<a href=\"taxonid://{syn.TaxonId}\">{syn.Text}</a>");
}
else
{
result = result.Replace(syn.Pattern, syn.Text);
}
}
else //if there is no TaxonSynonym at least hide the [[AS_...]] formating
{
result = result.Replace(m.Groups[0].Value, m.Groups[0].Value.Substring(5, m.Groups[0].Value.Length - 7));
}
}
//return "<style>body{font-family: '" + this.Control.Font.Name + "'; font-size:" + this.Control.Font.PointSize + "px;}</style>" + result;
}
return(result);
}
protected override void OnElementChanged(ElementChangedEventArgs <Label> e)
{
base.OnElementChanged(e);
//Control?.SetText(labelText, TextView.BufferType.Spannable);
var view = (HtmlLabel)Element;
if (view == null || string.IsNullOrEmpty(view.Text))
{
return;
}
#pragma warning disable 618
var labelText = (Android.OS.Build.VERSION.SdkInt >= Android.OS.BuildVersionCodes.N) ? Html.FromHtml(Element.Text, FromHtmlOptions.ModeLegacy) : Html.FromHtml(Element.Text);
#pragma warning restore 618
TextView textView = new TextView(this.Context);
textView.LayoutParameters = new LayoutParams(LayoutParams.WrapContent, LayoutParams.WrapContent);
textView.SetTextColor(Xamarin.Forms.Color.Black.ToAndroid());
// Setting the auto link mask to capture all types of link-able data
textView.AutoLinkMask = 0;
// Make sure to set text after setting the mask
//textView.Text = labelText;
SpannableStringBuilder sb = new SpannableStringBuilder(labelText);
Pattern pattern = Pattern.Compile("\\[\\[AS_[A-Za-z-]*\\]\\]");
//Linkify.AddLinks(textView, pattern, "taxon://",null,new TaxonTransformFilter());
Matcher m = pattern.Matcher(sb);
int diff = 0;
while (m.Find())
{
var syn = TaxonSynonym.GetByPattern(m.Group(0));
if (syn != null)
{
int start = m.Start() + diff;
int end = m.End() + diff;
sb.Replace(start, end, syn.Text);
var taxon = ((App)App.Current).Taxa.FirstOrDefault(i => i.TaxonId == syn.TaxonId && i.HasDiagnosis);
if (taxon != null)
{
ClickableSpan cs = new URLSpan("taxonid://" + syn.TaxonId);
sb.SetSpan(cs, start, start + syn.Text.Length, SpanTypes.InclusiveInclusive);
}
diff += syn.Text.Length - syn.Pattern.Length;
}
else
{ //if there is no TaxonSynonym at least hide the [[AS_...]] formating
int start = m.Start() + diff;
int end = m.End() + diff;
sb.Replace(start, end, m.Group(0).Substring(5, m.Group(0).Length - 7));
diff += -7;
}
}
textView.SetText(sb, TextView.BufferType.Spannable);
textView.SetTextSize(ComplexUnitType.Dip, (float)view.FontSize);
if (mm == null)
{
mm = new TaxonMovementMethod();
mm.LinkClicked += Mm_LinkClicked;
}
textView.MovementMethod = mm;
SetNativeControl(textView);
}
