public static Vector2 CalcIntersection(PartEntityLine line1, PartEntityLine line2)
{
Vector2 a = line1.End - line1.Start;
Vector2 b = line2.Start - line2.End;
Vector2 intersection = CalcIntersection(a, line1.Start, b, line2.End);
return(intersection);
}
public PartEntityLine AddLineEntity(Vector2 start, Vector2 end, EntityType type = EntityType.Normal)
{
PartEntityLine entity = new PartEntityLine()
{
Start = start,
End = end,
EntityType = type
};
Entities.Add(entity);
return(entity);
}
public PartEntityLine AddLineEntity(LineDirection direction, Vector2 start, float length, EntityType type = EntityType.Normal)
{
PartEntityLine entity = new PartEntityLine()
{
Start = start,
End = Utils.CalcEnd(start, length, direction),
EntityType = type
};
Entities.Add(entity);
return(entity);
}
public PartEntityLine AddLineEntity(Vector2 start, float length, float angle, EntityType type = EntityType.Normal)
{
PartEntityLine entity = new PartEntityLine()
{
Start = start,
End = Utils.CalcEnd(start, length, angle),
EntityType = type
};
Entities.Add(entity);
return(entity);
}
public PartEntityLine AddLineEntity(float length, float angle, EntityType type = EntityType.Normal)
{
PartEntityLine entity = new PartEntityLine()
{
Start = Entities.Last().End,
End = Utils.CalcEnd(Entities.Last().End, length, angle),
EntityType = type
};
Entities.Add(entity);
return(entity);
}
public override PartEntityOffset CalcOffset(float distance, PerpendicularRotation rotation, EntityType constructionType, EntityType lineType)
{
List <PerpConstructionLines> points = CalcOffsetPoints(distance, rotation, constructionType);
List <PartEntityLine> result = new List <PartEntityLine>();
for (int i = 0; i < points.Count; i++)
{
PerpConstructionLines point = points[i];
//perpendicular construction lines from origional line
PartEntityLine lineStart = new PartEntityLine()
{
Start = point.StartOfLine, End = point.StartOfLine + point.PerpEndPointStartLine, EntityType = constructionType
};
PartEntityLine lineEnd = new PartEntityLine()
{
Start = point.EndOfLine, End = point.EndOfLine + point.PerpEndPointEndLine, EntityType = constructionType
};
result.Add(lineStart);
result.Add(lineEnd);
//line between construction start line and end line
result.Add(new PartEntityLine()
{
Start = point.StartOfLine + point.PerpEndPointStartLine, End = point.EndOfLine + point.PerpEndPointEndLine, EntityType = lineType
});
}
//project to intersecions or trim to intersection
List <PartEntityLine> saLines = result.Where(x => x.EntityType == lineType).ToList();
for (int i = 0; i < saLines.Count; i++)
{
PartEntityLine line = saLines[i];
if (i + 1 < saLines.Count)
{
PartEntityLine lineNext = saLines[i + 1];
Vector2 intersection = Utils.CalcIntersection(line, lineNext);
//TODO: check this logic
if (intersection != Vector2.Zero)
{
if (!float.IsNaN(intersection.X) && !float.IsNaN(intersection.Y))
{
line.End = intersection;
lineNext.Start = intersection;
}
}
}
//System.Diagnostics.Debug.WriteLine("[" + i + "] " + line.ToString());
}
return(new PartEntityOffset(result));
}
private void BuildGrainLine()
{
int arrowLength = 10;
PartEntityLine line1 = new PartEntityLine()
{
EntityType = EntityType.GrainLine,
};
if (((PartEntityText)Entities[0]).Rotation == -90)
{
line1.Start = Start + Utils.Right(5);
line1.End = End + Utils.Right(5);
}
else
{
line1.Start = Start + Utils.Left(5);
line1.End = End + Utils.Left(5);
}
Entities.Add(line1);
PartEntityLine line2 = new PartEntityLine()
{
Start = line1.End,
End = line1.End + Utils.Left(arrowLength) + Utils.Down(arrowLength),
EntityType = EntityType.GrainLine,
};
Entities.Add(line2);
PartEntityLine line3 = new PartEntityLine()
{
Start = line1.End,
End = line1.End + Utils.Right(arrowLength) + Utils.Down(arrowLength),
EntityType = EntityType.GrainLine,
};
Entities.Add(line3);
PartEntityLine line4 = new PartEntityLine()
{
Start = line2.End,
End = line3.End,
EntityType = EntityType.GrainLine,
};
Entities.Add(line4);
}
private static void Intersect(PartEntityOffset offsetLine1, PartEntityOffset offsetLine2, EntityType type)
{
List <PartEntityLine> firstLinesSA = offsetLine1.Lines.Where(x => x.EntityType != type).ToList();
List <PartEntityLine> secondLinesSA = offsetLine2.Lines.Where(x => x.EntityType != type).ToList();
PartEntityLine firstLineSA = firstLinesSA.Last();
PartEntityLine secondLineSA = secondLinesSA.First();
Vector2 intersection = Utils.CalcIntersection(firstLineSA, secondLineSA);
if (intersection != Vector2.Zero)
{
if (!float.IsNaN(intersection.X) && !float.IsNaN(intersection.Y))
{
firstLineSA.End = intersection;
secondLineSA.Start = intersection;
}
}
}
private List <PerpConstructionLines> CalcOffsetPoints(float distance, PerpendicularRotation rotation, EntityType type)
{
List <PerpConstructionLines> result = new List <PerpConstructionLines>();
for (int i = 0; i < Lines.Count; i++)
{
PartEntityLine line = Lines[i];
PerpConstructionLines perpConstructionLines = new PerpConstructionLines(
line.End,
line.Start,
line.End,
line.Start,
distance,
rotation,
type
);
result.Add(perpConstructionLines);
}
return(result);
}
public override PartEntityOffset CalcOffset(float distance, PerpendicularRotation rotation, EntityType constructionType, EntityType lineType)
{
List <PartEntityLine> result = new List <PartEntityLine>();
PerpConstructionLines point = CalcOffsetPoints(distance, rotation, constructionType);
//perpendicular construction lines from origional line
PartEntityLine lineStart = new PartEntityLine()
{
Start = point.StartOfLine, End = point.StartOfLine + point.PerpEndPointStartLine, EntityType = constructionType
};
PartEntityLine lineEnd = new PartEntityLine()
{
Start = point.EndOfLine, End = point.EndOfLine + point.PerpEndPointEndLine, EntityType = constructionType
};
result.Add(lineStart);
result.Add(lineEnd);
//line between construction start line and end line
result.Add(new PartEntityLine()
{
Start = point.StartOfLine + point.PerpEndPointStartLine, End = point.EndOfLine + point.PerpEndPointEndLine, EntityType = lineType
});
return(new PartEntityOffset(result));
}
public PartEntityMeasurements(Vector2 startFirst, List <MeasurmentText> measurements)
{
Entities = new List <PartEntity>();
EntityType = EntityType.Text;
Vector2 start = startFirst;
PartExtents boundsFirst = new PartExtents();
float paddingBetweenLines = 3f;
foreach (MeasurmentText line in measurements)
{
PartExtents bounds = Utils.CalcFontSizeBounds(line.TextSize, line.Text, "Arial");
if (boundsFirst.IsEmpty())
{
boundsFirst.Copy(bounds);
}
start += Utils.Down(bounds.Height + paddingBetweenLines);
PartEntityText entityText = new PartEntityText()
{
Start = start,
End = start + Utils.Right(bounds.Width),
Text = line.Text,
IsItalic = line.IsItalic,
IsBold = line.IsBold,
TextSize = line.TextSize,
EntityType = EntityType.Text,
ShowBoundingFrame = false,
};
Entities.Add(entityText);
}
PartExtents extents = PartExtents.CalcPartExtents(Entities);
Start = new Vector2(extents.MinX, extents.MinY);
End = new Vector2(extents.MaxX, extents.MaxY);
float padding = 10f;
PartEntityLine line1 = new PartEntityLine()
{
Start = Start + Utils.Up(boundsFirst.Height + paddingBetweenLines) + Utils.Left(padding / 2) + Utils.Up(padding / 2),
End = Start + Utils.Up(boundsFirst.Height + paddingBetweenLines) + Utils.Right(extents.Width) + Utils.Right(padding / 2) + Utils.Up(padding / 2),
EntityType = EntityType.MeasurementLine,
};
Entities.Add(line1);
PartEntityLine line2 = new PartEntityLine()
{
Start = line1.End,
End = line1.End + Utils.Down(extents.Height + boundsFirst.Height + paddingBetweenLines) + Utils.Down(padding),
EntityType = EntityType.MeasurementLine,
};
Entities.Add(line2);
PartEntityLine line3 = new PartEntityLine()
{
Start = line2.End,
End = line2.End + Utils.Left(extents.Width) + Utils.Left(padding),
EntityType = EntityType.MeasurementLine,
};
Entities.Add(line3);
PartEntityLine line4 = new PartEntityLine()
{
Start = line3.End,
End = line1.Start,
EntityType = EntityType.MeasurementLine,
};
Entities.Add(line4);
extents = PartExtents.CalcPartExtents(Entities);
Start = new Vector2(extents.MinX, extents.MinY);
End = new Vector2(extents.MaxX, extents.MaxY);
}
