static UIElement RenderWithImage(NonnullRichText RichText)
{
StackPanel lines = new StackPanel();
StackPanel line = new StackPanel();
line.Orientation = Orientation.Horizontal;
foreach (object run in RichText.Runs)
{
if (run is TextLineBreak)
{
lines.Children.Add(line);
line = new StackPanel();
line.Orientation = Orientation.Horizontal;
}
else
{
AddTextOrImageToLine(run, line);
}
}
if (line.Children.Count > 0)
{
lines.Children.Add(line);
}
return(CompactStack(lines));
}
public void Randomize(Random rand)
{
NonnullRichText[] options = new NonnullRichText[N_OPTIONS];
bool[] keys = new bool[N_OPTIONS];
int[] originIdx = new int[N_OPTIONS];
List <int> l = new List <int>();
int n = N_OPTIONS;
for (int i = 0; i < n; ++i)
{
l.Add(i);
}
while (0 < n)
{
int lidx = rand.Next() % n;
int idx = l[lidx];
l.RemoveAt(lidx);
--n;
options[n] = Options[idx];
keys[n] = Keys[idx];
originIdx[n] = idx;
}
Options = options;
Keys = keys;
PermutedOptions = originIdx;
}
public static UIElement Render(NonnullRichText RichText)
{
if (RichText.HasImage())
{
return(RenderWithImage(RichText));
}
else
{
return(RenderNoImage(RichText));
}
}
public MultiChoiceItem(int DB_ID, NonnullRichText[] cleanData, bool[] keys, bool isDifficult)
{
ID_in_DB = DB_ID;
Stem = cleanData[0];
Options = new NonnullRichText[N_OPTIONS];
Keys = new bool[N_OPTIONS];
PermutedOptions = new int[N_OPTIONS];
for (int i = 0; i < N_OPTIONS; ++i)
{
Options[i] = cleanData[i + 1];
Keys[i] = keys[i];
PermutedOptions[i] = i;
}
IsDifficult = isDifficult;
}
static UIElement RenderNoImage(NonnullRichText RichText)
{
StringBuilder text = new StringBuilder();
foreach (object run in RichText.Runs)
{
string s = run as string;
if (s != null)
{
text.Append(s);
}
}
TextBlock t = new TextBlock();
t.Text = text.ToString();
return(t);
}
//TODO: MVC remove
public static OptionView NewWith(NonnullRichText richText, int idx, double questionWidth)
{
OptionView option = new OptionView();
questionWidth -= 10;//alignment
StackPanel sp = new StackPanel();
sp.Orientation = Orientation.Horizontal;
option.LabelBorder = new Border();
option.LabelBorder.Width = 30;
option.LabelBorder.Height = 30;
option.LabelBorder.CornerRadius = LabelCornerRadius;
option.LabelBorder.Background = Theme.Singleton.DefinedColors[(int)BrushId.Q_BG];
TextBlock tb = new TextBlock();
tb.Text = "" + (char)('A' + idx);
tb.Foreground = Theme.Singleton.DefinedColors[(int)BrushId.QID_BG];
tb.VerticalAlignment = VerticalAlignment.Center;
tb.HorizontalAlignment = HorizontalAlignment.Center;
option.LabelBorder.Child = tb;
sp.Children.Add(option.LabelBorder);
//TextBlock ansTxt = new TextBlock();
//ansTxt.Text = text;
//ansTxt.TextWrapping = TextWrapping.Wrap;
//ansTxt.Width = questionWidth - LabelBorder.Width;
//ansTxt.VerticalAlignment = VerticalAlignment.Center;
//sp.Children.Add(ansTxt);
sp.Children.Add(NonnullRichTextView.Render(richText));
option.Content = sp;
option.Padding = new Thickness(0);
option.Name = "_" + idx.ToString();
//AnsCellLabel = new Label();TODO: MVC remove
return(option);
}
