protected override void TouchDownMessage(object sender, point point, ref bool handled)
{
// Check Controls
if (Children != null)
{
lock (Children)
{
int i;
for (i = Children.Length - 1; i >= 0; i--)
{
if (Children[i].Visible && Children[i].HitTest(point))
{
ActiveChild = Children[i];
Children[i].SendTouchDown(this, point);
handled = true;
return;
}
}
}
}
if (ActiveChild != null)
{
ActiveChild.Blur();
Render(ActiveChild.ScreenBounds, true);
ActiveChild = null;
}
_touch = true;
}
public override bool ConsumeKey(Key key)
{
if (ActiveChild.ConsumeKey(key))
{
CalculateSize();
return(true);
}
if (key == Key.Down)
{
if (ActiveChild == mainRowContainer)
{
Point point = ActiveChild.GetVerticalCaretLocation();
ActiveChild = bottomRowContainer;
point.Y = ActiveChild.Top + 1;
ActiveChild.SetCursorOnKeyUpDown(key, point);
return(true);
}
}
else if (key == Key.Up)
{
if (ActiveChild == bottomRowContainer)
{
Point point = ActiveChild.GetVerticalCaretLocation();
ActiveChild = mainRowContainer;
point.Y = ActiveChild.Bottom - 1;
ActiveChild.SetCursorOnKeyUpDown(key, point);
return(true);
}
}
return(false);
}
private void Delete_Click(object sender, EventArgs e)
{
if (ActiveChild != VoucherForm.Empty)
{
ActiveChild.Close();
}
}
public override bool ConsumeKey(Key key)
{
if ((Keyboard.IsKeyDown(Key.LeftShift) || Keyboard.IsKeyDown(Key.RightShift)) && (new[] { Key.Right, Key.Left, Key.Up, Key.Down, Key.Home, Key.End }).Contains(key))
{
if (!IsSelecting)
{
IsSelecting = true;
((RowContainer)ActiveChild).StartSelection();
}
ActiveChild.Select(key);
AdjustCarets();
return(true);
}
Key[] handledKeys = { Key.Left, Key.Right, Key.Delete, Key.Up, Key.Down, Key.Enter, Key.Escape, Key.Back, Key.Home, Key.End };
bool result = false;
if (handledKeys.Contains(key))
{
result = true;
if (IsSelecting && (new[] { Key.Delete, Key.Enter, Key.Back }).Contains(key))
{
ActiveChild.RemoveSelection(true);
}
else
{
ActiveChild.ConsumeKey(key);
}
CalculateSize();
AdjustCarets();
DeSelect();
}
return(result);
}
protected override void TouchGestureMessage(object sender, TouchType type, float force, ref bool handled)
{
if (Children == null)
{
return;
}
if (type == TouchType.GestureRight)
{
int newSel = _selIndex - 1;
if (newSel < 0)
{
newSel = Children.Length - 1;
}
SelectedIndex = newSel;
}
else if (type == TouchType.GestureLeft)
{
int newSel = _selIndex + 1;
if (newSel > Children.Length - 1)
{
newSel = 0;
}
SelectedIndex = newSel;
}
if (ActiveChild != null)
{
handled = true;
ActiveChild.SendTouchGesture(sender, type, force);
}
}
public override bool ConsumeKey(Key key)
{
if (ActiveChild.ConsumeKey(key))
{
CalculateSize();
return(true);
}
if (key == Key.Right)
{
if (ActiveChild == topEquation)
{
ActiveChild = bottomEquation;
return(true);
}
}
else if (key == Key.Left)
{
if (ActiveChild == bottomEquation)
{
ActiveChild = topEquation;
return(true);
}
}
return(false);
}
private void FileButton_Click(object sender, EventArgs e)
{
if (sender == btnOpen)
{
ActiveChild.Open();
}
else if (sender == btnSave)
{
ActiveChild.Save();
}
else if (sender == btnSaveAs)
{
ActiveChild.SaveAs();
}
else if (sender == btnPrint)
{
ActiveChild.Print();
}
else if (sender == btnPrintPreview)
{
ActiveChild.PrintPreview();
}
else
{
throw new NotImplementedException();
}
}
public override bool ConsumeKey(Key key)
{
if (ActiveChild.ConsumeKey(key))
{
CalculateSize();
return(true);
}
if (key == Key.Down)
{
if (ActiveChild == mainEquation)
{
ActiveChild = bottomEquation;
return(true);
}
}
else if (key == Key.Up)
{
if (ActiveChild == bottomEquation)
{
ActiveChild = mainEquation;
return(true);
}
}
return(false);
}
public override bool ConsumeKey(Key key)
{
if (ActiveChild.ConsumeKey(key))
{
CalculateSize();
return(true);
}
if (key == Key.Down)
{
if (ActiveChild == topRowContainer)
{
ActiveChild = mainRowContainer;
return(true);
}
}
else if (key == Key.Up)
{
if (ActiveChild == mainRowContainer)
{
ActiveChild = topRowContainer;
return(true);
}
}
return(false);
}
/// <summary>
/// Override this message to handle touch events internally.
/// </summary>
/// <param name="sender">Object sending the event</param>
/// <param name="point">Point on screen touch event is occurring</param>
/// <param name="handled">true if the event is handled. Set to true if handled.</param>
/// <remarks>
/// Forwards the message to the top most child under the point.
/// The hit child is made the active child.
/// </remarks>
protected override void TouchDownMessage(object sender, point point, ref bool handled)
{
//TODO: check if this code shouldn't go to Container
// Check Controls
if (Children != null)
{
lock (Children)
{
for (var i = Children.Length - 1; i >= 0; i--)
{
if (Children[i].Visible && Children[i].HitTest(point))
{
ActiveChild = Children[i];
Children[i].SendTouchDown(this, point);
handled = true;
return;
}
}
}
}
if (ActiveChild != null)
{
ActiveChild.Blur();
Render(ActiveChild.ScreenBounds, true);
ActiveChild = null;
}
//TODO: check if _touch shouldn't be set to true here
}
public void LoadFile(Stream stream)
{
UndoManager.ClearAll();
DeSelect();
XDocument xDoc = XDocument.Load(stream, LoadOptions.PreserveWhitespace);
XElement root = xDoc.Root;
XAttribute fileVersionAttribute;
XAttribute appVersionAttribute;
if (root.Name == GetType().Name)
{
XElement formattingElement = root.Element("TextManager");
textManager.DeSerialize(formattingElement);
fileVersionAttribute = root.Attributes("fileVersion").FirstOrDefault();
appVersionAttribute = root.Attributes("appVersion").FirstOrDefault();
root = root.Element("RowContainer");
}
else
{
fileVersionAttribute = root.Attributes("fileVersion").FirstOrDefault();
appVersionAttribute = root.Attributes("appVersion").FirstOrDefault();
}
string appVersion = appVersionAttribute != null ? appVersionAttribute.Value : "Unknown";
if (fileVersionAttribute == null || fileVersionAttribute.Value != fileVersion)
{
MessageBox.Show("The file was created by a different version (v." + appVersion + ") of Math Editor and uses a different format." + Environment.NewLine + Environment.NewLine +
"Math Editor will still try to open and convert the file to the current version. The operation may fail. " + Environment.NewLine + Environment.NewLine +
"Please create a backup if you want to keep the original file intact.", "Message");
}
ActiveChild.DeSerialize(root);
CalculateSize();
AdjustCarets();
}
private void FontProp_Click(object sender, EventArgs e)
{
if (sender == btnBold)
{
ActiveChild.SetFontStyle(FontStyle.Bold);
}
else if (sender == btnItalic)
{
ActiveChild.SetFontStyle(FontStyle.Italic);
}
else if (sender == btnUnderLined)
{
ActiveChild.SetFontStyle(FontStyle.Underline);
}
else if (sender == btnStrikeLined)
{
ActiveChild.SetFontStyle(FontStyle.Strikeout);
}
else if (sender == btnFondSizeIncrease)
{
ShowFontSize(ActiveChild.SetFontSize(true).ToString());
}
else if (sender == btnFindSizeDecrease)
{
ShowFontSize(ActiveChild.SetFontSize(false).ToString());
}
else
{
throw new NotImplementedException();
}
}
protected override void TouchGestureMessage(object sender, TouchType type, float force, ref bool handled)
{
if (ActiveChild != null)
{
handled = true;
ActiveChild.SendTouchGesture(sender, type, force);
}
}
void MainFormBase_Deactivate(object sender, EventArgs e)
{
// active child formbase
if (ActiveChild != null)
{
ActiveChild.PerformDeactivated();
}
}
protected override void KeyboardKeyMessage(char key, bool pressed, ref bool handled)
{
if (ActiveChild != null)
{
handled = true;
ActiveChild.SendKeyboardKeyEvent(key, pressed);
}
base.KeyboardKeyMessage(key, pressed, ref handled);
}
/// <summary>
/// Override this message to handle touch events internally.
/// </summary>
/// <param name="sender">Object sending the event</param>
/// <param name="type">Type of touch gesture</param>
/// <param name="force">Force associated with gesture (0.0 to 1.0)</param>
/// <param name="handled">true if the event is handled. Set to true if handled.</param>
/// <remarks>
/// Forwards the message to <see cref="Container.ActiveChild"/>
/// </remarks>
protected override void TouchGestureMessage(object sender, TouchType type, float force, ref bool handled)
{
//TODO: check if this code shouldn't go to Container
if (ActiveChild != null)
{
handled = true;
ActiveChild.SendTouchGesture(sender, type, force);
}
}
public override void SelectAll()
{
DeSelect();
ActiveChild.SelectAll();
if (!IsSelecting)
{
IsSelecting = true;
}
}
public void AdjustCarets()
{
vCaret.Location = ActiveChild.GetVerticalCaretLocation();
vCaret.CaretLength = ActiveChild.GetVerticalCaretLength();
EquationContainer innerMost = ((RowContainer)ActiveChild).GetInnerMostEquationContainer();
hCaret.Location = innerMost.GetHorizontalCaretLocation();
hCaret.CaretLength = innerMost.GetHorizontalCaretLength();
}
public void SaveImageToFile(string path)
{
string extension = Path.GetExtension(path).ToLower();
DrawingVisual dv = new DrawingVisual();
using (DrawingContext dc = dv.RenderOpen())
{
if (extension == ".bmp" || extension == "jpg")
{
dc.DrawRectangle(Brushes.White, null, new Rect(0, 0, Math.Ceiling(Width + Location.X * 2), Math.Ceiling(Width + Location.Y * 2)));
}
ActiveChild.DrawEquation(dc);
}
RenderTargetBitmap bitmap = new RenderTargetBitmap((int)(Math.Ceiling(Width + Location.X * 2)), (int)(Math.Ceiling(Height + Location.Y * 2)), 96, 96, PixelFormats.Default);
bitmap.Render(dv);
BitmapEncoder encoder = null;
switch (extension)
{
case ".jpg":
encoder = new JpegBitmapEncoder();
break;
case ".gif":
encoder = new GifBitmapEncoder();
break;
case ".bmp":
encoder = new BmpBitmapEncoder();
break;
case ".png":
encoder = new PngBitmapEncoder();
break;
case ".wdp":
encoder = new WmpBitmapEncoder();
break;
case ".tif":
encoder = new TiffBitmapEncoder();
break;
}
try
{
encoder.Frames.Add(BitmapFrame.Create(bitmap));
using (Stream s = File.Create(path))
{
encoder.Save(s);
}
}
catch
{
MessageBox.Show("File could not be saved. Please make sure the path you entered is correct", "Error");
}
}
/// <summary>
/// Override this message to handle key events internally.
/// </summary>
/// <param name="key">Integer value of the key affected</param>
/// <param name="pressed">True if the key is currently being pressed; false if released</param>
/// <param name="handled">true if the event is handled. Set to true if handled.</param>
/// <remarks>
/// Forwards the message to <see cref="Container.ActiveChild"/>
/// </remarks>
protected override void KeyboardKeyMessage(char key, bool pressed, ref bool handled)
{
//TODO: check if this code shouldn't go to Container
if (ActiveChild != null)
{
ActiveChild.SendKeyboardKeyEvent(key, pressed);
}
base.KeyboardKeyMessage(key, pressed, ref handled);
}
public override void RemoveSelection(bool registerUndo)
{
if (IsSelecting)
{
ActiveChild.RemoveSelection(registerUndo);
CalculateSize();
AdjustCarets();
DeSelect();
}
}
public override void HandleMouseDrag(Point mousePoint)
{
if (!IsSelecting)
{
ActiveChild.StartSelection();
IsSelecting = true;
}
ActiveChild.HandleMouseDrag(mousePoint);
AdjustCarets();
}
private void Group3_Click(object sender, EventArgs e)
{
if (sender == btnNew3)
{
New();
}
else if (sender == btnOpen3)
{
ActiveChild.Open();
}
else if (sender == btnSave3)
{
ActiveChild.Save();
}
else if (sender == btnSaveAs3)
{
ActiveChild.SaveAs();
}
else if (sender == btnPrepare3)
{
new AppInfoException("Prepare not completed yet").ThrowAndForget();
}
else if (sender == btnPublish3)
{
new AppInfoException("Publish not completed yet").ThrowAndForget();
}
else if (sender == btnSend3)
{
string to = SettingsTable.Get <string>(Strings.VScan_Email_To, "*****@*****.**");
string subject = SettingsTable.Get <string>(Strings.VScan_Email_Subject, "VScan issue");
string body = SettingsTable.Get <string>(Strings.VScan_Email_Body, "Dear Support");
Process.Start(new ProcessStartInfo(string.Format("mailto:{0}?subject={1}&body={2}", to, subject, body)));
}
else if (sender == btnClose3)
{
Close();
}
else if (sender == btnQuickPrint3)//print
{
ActiveChild.Print();
}
else if (sender == btnAdvancePrint3)// set printer
{
ActiveChild.SetupAndPrint();
}
else if (sender == btnPrintPreview3)//preview
{
ActiveChild.PrintPreview();
}
else
{
throw new NotImplementedException();
}
}
public IParsingTreeActiveNode <T> ExitChild(bool keep)
{
if (keep)
{
var recreatedCurrent = new ActiveChild(this.Info, this.RecreateChildrenAsFinal(), this.Parent.LastChild);
return(new ActiveNode(this.Parent.Info, this.Parent.Parent, recreatedCurrent));
}
else
{
return(new ActiveNode(this.Parent.Info, this.Parent.Parent, this.Parent.LastChild));
}
}
public void Update()
{
if (ActiveChild != null)
{
ActiveChild.Update();
}
if (_updateAction != null)
{
_updateAction();
}
}
public override bool ConsumeMouseClick(System.Windows.Point mousePoint)
{
if (nthRootEquation.Bounds.Contains(mousePoint))
{
ActiveChild = nthRootEquation;
}
else if (insideEquation.Bounds.Contains(mousePoint))
{
ActiveChild = insideEquation;
}
return(ActiveChild.ConsumeMouseClick(mousePoint));
}
public override bool ConsumeMouseClick(System.Windows.Point mousePoint)
{
if (bottomEquation.Bounds.Contains(mousePoint))
{
ActiveChild = bottomEquation;
}
else
{
ActiveChild = mainEquation;
}
return(ActiveChild.ConsumeMouseClick(mousePoint));
}
public FinalNode RecreateChildrenAsFinal()
{
ActiveChild curr = this.LastChild;
FinalNode newCurr = null;
while (curr != null)
{
newCurr = new FinalNode(curr.Info, curr.Child, newCurr);
curr = curr.PrevChild;
}
return(newCurr);
}
public void SaveFile(Stream stream)
{
XDocument xDoc = new XDocument();
XElement root = new XElement(GetType().Name); //ActiveChild.Serialize();
root.Add(new XAttribute("fileVersion", fileVersion));
root.Add(new XAttribute("appVersion", Assembly.GetEntryAssembly().GetName().Version));
textManager.OptimizeForSave(this);
root.Add(textManager.Serialize());
root.Add(ActiveChild.Serialize());
xDoc.Add(root);
xDoc.Save(stream);
textManager.RestoreAfterSave(this);
}
public override bool ConsumeKey(Key key)
{
if (ActiveChild.ConsumeKey(key))
{
CalculateSize();
return(true);
}
int currentIndex = childEquations.IndexOf(ActiveChild);
if (key == Key.Right)
{
if (currentIndex % columns < columns - 1)//not last column?
{
ActiveChild = childEquations[currentIndex + 1];
return(true);
}
}
else if (key == Key.Left)
{
if (currentIndex % columns > 0)//not last column?
{
ActiveChild = childEquations[currentIndex - 1];
return(true);
}
}
else if (key == Key.Up)
{
if (currentIndex / columns > 0)//not in first row?
{
Point point = ActiveChild.GetVerticalCaretLocation();
ActiveChild = childEquations[currentIndex - columns];;
point.Y = ActiveChild.Top + 1;
ActiveChild.SetCursorOnKeyUpDown(key, point);
return(true);
}
}
else if (key == Key.Down)
{
if (currentIndex / columns < rows - 1)//not in last row?
{
Point point = ActiveChild.GetVerticalCaretLocation();
ActiveChild = childEquations[currentIndex + columns];;
point.Y = ActiveChild.Top + 1;
ActiveChild.SetCursorOnKeyUpDown(key, point);
return(true);
}
}
return(false);
}
