protected override Text CreateAdvancedText(string text, AdvancedDrawing.Graphics graphics)
{
var font = CreateFont(graphics);
var dpi = graphics.DpiX;
var pathBoundedText = new PathBoundedText(text, font)
{
Alignment = VOAligmnentToAdvanced(Alignment),
Underline = Underline,
Tracking = Tracking,
Leading = Utils.EqualsOfFloatNumbers(0, Leading) ? font.Size * 1.2f : Leading,
Paragraph =
{
FirstLineIndent = ParagraphSettings.FirstLineIndent,
SpaceAfter = ParagraphSettings.SpaceAfter,
SpaceBefore = ParagraphSettings.SpaceBefore,
OverlapLines = true
},
Vertical = IsVertical
};
foreach (var boundingPath in GetTransformedPaths().Select(p => p.ToAdvancedPath()))
{
using (var matrix = new Matrix())
{
if (!Utils.EqualsOfFloatNumbers(dpi, 72))
{
matrix.Scale(dpi / 72, dpi / 72, MatrixOrder.Append);
}
if (!Utils.EqualsOfFloatNumbers(1, HorizontalScale) || !Utils.EqualsOfFloatNumbers(1, VerticalScale))
{
matrix.Scale(1 / HorizontalScale, 1 / VerticalScale, MatrixOrder.Append);
}
boundingPath.ApplyTransform(matrix);
}
pathBoundedText.BoundingPaths.Add(boundingPath);
}
if (!Utils.EqualsOfFloatNumbers(1, HorizontalScale) || !Utils.EqualsOfFloatNumbers(1, VerticalScale))
{
pathBoundedText.Transform.Scale(HorizontalScale, VerticalScale);
}
var wrappingPath = GetWrappingPath(dpi);
if (wrappingPath.Points.Count > 0)
{
pathBoundedText.WrappingPaths.Add(wrappingPath);
}
return(pathBoundedText);
}
/// <summary>
/// Creates a text object.
/// </summary>
private static PathBoundedText CreateText(float fontSize, Graphics graphics)
{
var str = "Since 2001, Aurigma have helped software developers add imaging functionality to their applications in a variety of industries. Our image processing Software Development Kit for .NET, Graphics Mill, is a truly powerful product we are proud to have developed.";
var text = new PathBoundedText(str, graphics.CreateFont("Verdana", fontSize));
var bounds = new Path();
bounds.DrawEllipse(0, 0, graphics.Width, graphics.Height);
text.BoundingPaths.Add(bounds);
return(text);
}
/// <summary>
/// Draw text which flows from one area to another
/// </summary>
private static void DrawPathBoundedText()
{
using (var bitmap = new Bitmap(600, 300, PixelFormat.Format24bppRgb, RgbColor.White))
using (var graphics = bitmap.GetAdvancedGraphics())
{
var dummyText = @"Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do " +
"eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim " +
"veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo " +
"consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum " +
"dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, " +
"sunt in culpa qui officia deserunt mollit anim id est laborum.";
var boundingPath = new Path();
var pathBoundedText = new PathBoundedText(dummyText, graphics.CreateFont("Verdana", 18f),
new SolidBrush(RgbColor.Black));
// Adding text areas. When the first text area runs out of space,
// text will automatically flow to the next one.
var boundingPath1 = new Path();
boundingPath1.DrawRectangle(20, 20, 260, 260);
pathBoundedText.BoundingPaths.Add(boundingPath1);
var boundingPath2 = new Path();
boundingPath2.DrawRectangle(320, 20, 260, 260);
pathBoundedText.BoundingPaths.Add(boundingPath2);
// Adding paths which you need to wrap with the text
var wrappingPath = new Path();
wrappingPath.DrawEllipse(200, 100, 200, 100);
pathBoundedText.WrappingPaths.Add(wrappingPath);
graphics.DrawText(pathBoundedText);
// Drawing frames around text blocks (for demonstration purposes)
graphics.FillPath(new SolidBrush(RgbColor.LightGreen), wrappingPath);
var pen = new Pen(RgbColor.Red);
graphics.DrawPath(pen, boundingPath1);
graphics.DrawPath(pen, boundingPath2);
graphics.DrawLine(new Pen(RgbColor.Blue, 2f), 280f, 280f, 320f, 20f);
bitmap.Save("../../../../_Output/DrawPathBoundedText.png");
}
}
