/// <summary>
/// Performs the element post-children custom paint. Overriden to paint the status
/// of this example tile (if it has one) in its bottom-left corner.
/// </summary>
/// <param name="visitor"></param>
protected override void OnPostPaint(NPaintVisitor visitor)
{
base.OnPostPaint(visitor);
if (String.IsNullOrEmpty(m_Status))
{
return;
}
// Paint a new label in the bottom left corner
NRectangle bounds = GetContentEdge();
NFont font = new NFont(FontName, 5.0, ENFontStyle.Regular);
font.RasterizationMode = ENFontRasterizationMode.Aliased;
NSize textSize = font.MeasureString(m_Status, this.OwnerDocument);
NRectangle textRect = new NRectangle(bounds.X - 1, bounds.Bottom - textSize.Height,
textSize.Width + 3, textSize.Height);
// Paint the text background
NColor color = HomePage.GetStatusColor(m_Status);
visitor.SetFill(color);
visitor.PaintRectangle(textRect);
// Paint the text
visitor.SetFill(NColor.White);
visitor.SetFont(font);
NPoint location = textRect.Location;
NPaintTextPointSettings settings = new NPaintTextPointSettings();
visitor.PaintString(location, m_Status, ref settings);
}
/// <summary>
///
/// </summary>
/// <param name="args"></param>
private void OnCanvasPrePaint(NCanvasPaintEventArgs args)
{
NCanvas canvas = args.TargetNode as NCanvas;
if (canvas == null)
{
return;
}
NPaintVisitor paintVisitor = args.PaintVisitor;
NRectangle contentEge = canvas.GetContentEdge();
// create the settings
NPaintTextRectSettings settings = new NPaintTextRectSettings();
settings.SingleLine = false;
settings.WrapMode = ENTextWrapMode.WordWrap;
settings.HorzAlign = ENTextHorzAlign.Left;
settings.VertAlign = ENTextVertAlign.Top;
// create the text
string text = m_TextBox.Text;
// calculate the text bounds the text bounds
double resolution = canvas.OwnerDocument.GetEffectiveResolution();
NFont font = new NFont(NFontDescriptor.DefaultSansFamilyName, 10, ENFontStyle.Regular);
NSize textSize = font.MeasureString(text.ToCharArray(), resolution, contentEge.Width, false, ref settings);
NPoint center = contentEge.Center;
NRectangle textBounds = new NRectangle(
center.X - textSize.Width / 2.0,
center.Y - textSize.Height / 2.0,
textSize.Width,
textSize.Height);
// paint the bounding box
paintVisitor.ClearStyles();
paintVisitor.SetFill(NColor.LightBlue);
paintVisitor.PaintRectangle(textBounds);
// init font and fill
paintVisitor.SetFill(NColor.Black);
paintVisitor.SetFont(font);
// paint the text
paintVisitor.PaintString(textBounds, text.ToCharArray(), ref settings);
}
