private static void editFraction(RichTextEditor editor)
{
RichTextBox richTextBox = editor.RichTextBox;
TextPointer insertionPosition = richTextBox.Selection.End;
Image image = Helper.GetImageAncestor(insertionPosition);
FractionDialog dlg = new FractionDialog();
if (image != null)
{
dlg.FractionPart = editor.GetQuestionContentPart(image.Tag as string) as QuestionFractionPart;
}
if (dlg.ShowDialog().Value)
{
PictureCommands.InsertMathPicture(editor, dlg.FractionImage, dlg.FractionPart.PlaceHolder);
if (image != null)
{
foreach (var temp in editor.Parts)
{
if (temp.PlaceHolder == (image.Tag as string))
{
editor.Parts.Remove(temp);
break;
}
}
}
editor.Parts.Add(dlg.FractionPart);
}
}
private static void insertFraction(RichTextEditor editor)
{
FractionDialog dlg = new FractionDialog();
if (dlg.ShowDialog().Value)
{
PictureCommands.InsertMathPicture(editor, dlg.FractionImage, dlg.FractionPart.PlaceHolder);
editor.Parts.Add(dlg.FractionPart);
}
}
public static void OnInsertPicture(object sender, ExecutedRoutedEventArgs e)
{
RichTextEditor control = (RichTextEditor)sender;
RichTextBox richTextBox = control.RichTextBox;
//###
TextPointer textPosition = richTextBox.Selection.Start;
Image image = Helper.GetImageAncestor(textPosition);
if (null != image)
{
if (image.Tag is string)
{
string tag = image.Tag as string;
if (!tag.StartsWith("_$FRACTION_"))
{
PictureCommands.OnEditPictureProperties(sender, e);
return;
}
}
else
{
PictureCommands.OnEditPictureProperties(sender, e);
return;
}
}
//###
if (!richTextBox.Selection.IsEmpty)
{
richTextBox.Selection.Text = String.Empty;
}
TextPointer insertionPosition = richTextBox.Selection.Start;
ImagePropertiesDialog imageProperties = new ImagePropertiesDialog(null);
imageProperties.ShowDialog();
if (true == imageProperties.DialogResult)
{
try
{
Paragraph paragraph = insertionPosition.Paragraph;
// Split current paragraph at insertion position
// insertionPosition = insertionPosition.InsertParagraphBreak();
// paragraph = insertionPosition.Paragraph;
//paragraph.Inlines.Add("Some ");
//AcmBitmapImageHolder acmBitmapImageHolder = new AcmBitmapImageHolder(new Uri(@"http://www.cetelem.cz/images/cetelem2/cetelem_logo_cl_small.gif"));
AcmBitmapImageHolder acmBitmapImageHolder = new AcmBitmapImageHolder(new Uri(imageProperties.ImagePath));
//acmBitmapImageHolder.Image.Style= sender.
paragraph.Inlines.Add(acmBitmapImageHolder.Image);
paragraph.Inlines.LastInline.BaselineAlignment = BaselineAlignment.Center;
if (!String.IsNullOrEmpty(imageProperties.ImageHyperlink))
{
//### Set hyperlink
// acmBitmapImageHolder.Image.Tag = imageProperties.ImageHyperlink;
// Hyperlink hyperlink = new Hyperlink(paragraph.Inlines.LastInline, insertionPosition);
// hyperlink.NavigateUri = new Uri(imageProperties.ImageHyperlink);
}
}
catch (Exception ex)
{
MessageBox.Show(String.Format("{0} ({1}) :\n\r{2}", Resources.txtLoadPictureFailed, imageProperties.ImageHyperlink, ex),
SoonLearning.TeachAppMaker.Properties.Resources.txtEditorName);
}
}
}
