/// <ToBeCompleted></ToBeCompleted>
public virtual bool GetCaptionTextBounds(int index, out Point topLeft, out Point topRight, out Point bottomRight,
out Point bottomLeft)
{
if (index != 0)
{
throw new IndexOutOfRangeException("index");
}
bool result;
Rectangle captionBounds = Rectangle.Empty;
CalcCaptionBounds(index, out captionBounds);
Rectangle textBounds = Rectangle.Empty;
if (caption != null)
{
textBounds = caption.CalculateTextBounds(captionBounds, CharacterStyle, ParagraphStyle, DisplayService);
result = true;
}
else
{
// Calculate placeholder bounds
textBounds.Size = TextMeasurer.MeasureText("Iq", CharacterStyle, captionBounds.Size, ParagraphStyle);
textBounds.X = (int)Math.Round(captionBounds.X + (captionBounds.Width / 2f) - textBounds.Width / 2f);
textBounds.Y = (int)Math.Round(captionBounds.Y + (captionBounds.Height / 2f) - textBounds.Height / 2f);
result = false;
}
Geometry.TransformRectangle(Center, Angle, textBounds, out topLeft, out topRight, out bottomRight, out bottomLeft);
return(result);
}
/// <override></override>
public override void DrawThumbnail(Image image, int margin, Color transparentColor)
{
AutoSize = false;
Text = "ab";
Size textSize = Size.Empty;
// Create a ParameterStyle without padding
ParagraphStyle paragraphStyle = new ParagraphStyle();
paragraphStyle.Alignment = ContentAlignment.TopLeft;
paragraphStyle.Padding = new TextPadding(0);
paragraphStyle.Trimming = StringTrimming.None;
paragraphStyle.WordWrap = false;
ParagraphStyle = paragraphStyle;
textSize = TextMeasurer.MeasureText(Text, ToolCache.GetFont(CharacterStyle), textSize, ParagraphStyle);
Width = textSize.Width;
Height = textSize.Height;
// If the linestyle is transparent, modify margin in order to improve the text's readability
int marginCorrection = (LineStyle.ColorStyle.Transparency == 100) ? 3 : 0;
base.DrawThumbnail(image, margin - marginCorrection, transparentColor);
}
private void FitShapeToText()
{
System.Diagnostics.Debug.Assert(CharacterStyle != null);
System.Diagnostics.Debug.Assert(ParagraphStyle != null);
if (!string.IsNullOrEmpty(Text) && CharacterStyle != null && ParagraphStyle != null)
{
Size textSize = TextMeasurer.MeasureText(Text, CharacterStyle, Size.Empty, ParagraphStyle);
Width = textSize.Width + ParagraphStyle.Padding.Horizontal;
Height = textSize.Height + ParagraphStyle.Padding.Vertical;
}
}
/// <override></override>
protected override void CalcCaptionBounds(int index, out Rectangle captionBounds)
{
captionBounds = Rectangle.Empty;
if (autoSize)
{
captionBounds.Size = TextMeasurer.MeasureText(Text, CharacterStyle, Size.Empty, ParagraphStyle);
captionBounds.Width += ParagraphStyle.Padding.Horizontal;
captionBounds.Height += ParagraphStyle.Padding.Vertical;
captionBounds.X = (int)Math.Round(-captionBounds.Width / 2f);
captionBounds.Y = (int)Math.Round(-captionBounds.Height / 2f);
}
else
{
base.CalcCaptionBounds(index, out captionBounds);
}
}
