private void SendStringToScreen(String text, CharDisplayInfo cdi)
{
invoke(() =>
{
Image myImage = new Image();
DrawingVisual dv = new DrawingVisual();
DrawingContext dc = dv.RenderOpen();
double x = _cursorX;
double y = _cursorY;
if (lastDrawn != Rect.Empty && inInputMode == false)
{
x = lastDrawn.X + lastDrawn.Width;
}
FontInfo fi = _regularFont;
if (cdi.Font == 4)
{
fi = _fixedFont;
}
FormattedText ft = buildFormattedText(text, fi, cdi, dc);
Brush b = Brushes.Transparent;
if (cdi.ImplementsStyle(ZStyles.REVERSE_STYLE))
{
b = ZColorCheck.ZColorToBrush(cdi.ForegroundColor, ColorType.Foreground);
}
else
{
if (_currentInfo.BackgroundColor != bColor)
{
b = ZColorCheck.ZColorToBrush(cdi.BackgroundColor, ColorType.Background);
}
}
dc.DrawRectangle(b, null, new Rect(0, 0, ft.WidthIncludingTrailingWhitespace, charHeight));
dc.DrawText(ft, new Point(0, 0));
dc.Close();
RenderTargetBitmap bmp = new RenderTargetBitmap((int)dv.ContentBounds.Width, (int)charHeight, 96, 96, PixelFormats.Pbgra32);
bmp.Render(dv);
myImage.Source = bmp;
mainCanvas.Children.Add(myImage);
myImage.SetValue(Canvas.TopProperty, y);
myImage.SetValue(Canvas.LeftProperty, x);
lastDrawn = new Rect(x, y, (int)dv.ContentBounds.Width, charHeight);
removeCoveredImages(myImage);
});
}
internal void Flush()
{
if (_currentText.Length == 0)
{
return;
}
String text = _currentText.ToString();
_currentText.Clear();
int chars = _x.tcw();
// TODO This is an invalid state, but it still seems to get here... I need to figure out why
//if (_flushMode == TextFlushMode.Absolute && _x == 1 && Width == 0)
//{
// ySystem.Diagnostics.Debug.WriteLine("How did I get here?");
//}
// If _x is 1 and Width == 0, We don't need to be here...
if (_flushMode == TextFlushMode.Absolute)
{
_flushMode = TextFlushMode.Normal;
// Inlines.Clear();
if (Inlines.Count == 0)
{
// Add an empty inline to allow for the absolute positioning
AddInline("", _defaultInfo);
}
if (Inlines.Count == 1 && FirstInline.DisplayInfo.AreSame(_currentInfo) &&
(FirstInline.DisplayInfo.Font == ZFont.FIXED_WIDTH_FONT ||
FirstInline.DisplayInfo.ImplementsStyle(ZStyles.FIXED_WIDTH_STYLE)))
{
FirstInline.Text = ReplaceText(chars, FirstInline.Text, text);
return;
}
else
{
if (Width == 0)
{
if (IsFixedWidth(_currentInfo))
{
setAbsolute(text, _x, _currentInfo);
return;
}
else
{
#if !USEADORNER
if (_x > 1)
{
System.Diagnostics.Debug.WriteLine("Inserting a blank");
ZBlankContainer zbc = new ZBlankContainer(_x);
Inlines.Add(zbc);
}
AddInline(text, _currentInfo);
return;
#else
setAbsolute(text, _x, _currentInfo);
return;
#endif
}
}
else
{
// TODO If the top == 1, it must be the status bar overwriting text... Make this work better
if (IsOnlyFixedFont() && IsFixedWidth(_currentInfo) || Top == 1)
{
// TODO Need to make some calculations here
String temp = CurrentText;
Inlines.Clear();
AddInline(ReplaceText(chars, temp, text), _fixedInfo);
return;
}
else
{
if (text.Trim() != "" || _currentInfo.ImplementsStyle(ZStyles.REVERSE_STYLE))
{
setAbsolute(text, _x, _currentInfo);
return;
}
else
{
// System.Diagnostics.Debug.WriteLine("Do something about Absolute");
// Figure f = new Figure();
return;
}
}
}
}
}
else if (_flushMode == TextFlushMode.Overwrite)
{
_flushMode = TextFlushMode.Normal;
throw new Exception("In Overwrite mode");
}
if (LastInline != null && LastInline.DisplayInfo.AreSame(_currentInfo))
{
LastInline.Text += text;
}
else
{
AddInline(text, _currentInfo);
}
}
private bool IsFixedWidth(CharDisplayInfo Info)
{
return(Info.Font == ZFont.FIXED_WIDTH_FONT || Info.ImplementsStyle(ZStyles.FIXED_WIDTH_STYLE));
}
