public new static sym_rectangle Parse(List <Token> tokens)
{
sym_rectangle result = new sym_rectangle();
result.P1.X = tokens[1].IntValue;
result.P1.Y = tokens[2].IntValue;
result.P2.X = tokens[3].IntValue;
result.P2.Y = tokens[4].IntValue;
result.Unit = tokens[5].IntValue;
result.DeMorganAlternate = tokens[6].IntValue;
result.PenSize = (float)tokens[7].GetValueAsDouble();
result.Fill = sym_drawing_base.GetFillType(tokens[8].Value);
return(result);
}
// drawing functions
public void Render(Canvas canvas)
{
canvas.Ydir = -1; // +ve Y is up the page
canvas.Initialise();
//
Pen pen = new Pen(canvas.color_symbol_drawing, 2);
Brush brush = new SolidBrush(canvas.color_symbol_drawing);
Brush brush_text = new SolidBrush(canvas.color_symbol_text);
//
pen.Width = 2;
pen.EndCap = System.Drawing.Drawing2D.LineCap.Round;
pen.StartCap = System.Drawing.Drawing2D.LineCap.Round;
pen.Alignment = System.Drawing.Drawing2D.PenAlignment.Center;
//
DrawText(canvas, fValue.Text, brush_text);
DrawText(canvas, fReference.Text, brush_text);
SolidBrush fill_brush = new SolidBrush(canvas.color_symbol_drawing);
// draw background fills
foreach (sym_drawing_base node in this.Drawings)
{
if (node.Fill == FillTypes.PenColor)
{
fill_brush.Color = canvas.color_symbol_drawing;
}
else
{
fill_brush.Color = canvas.color_symbol_background;
}
if (node is sym_rectangle)
{
sym_rectangle gr_rect = node as sym_rectangle;
Point sp1 = canvas.ToScreen(gr_rect.P1);
Point sp2 = canvas.ToScreen(gr_rect.P2);
if (gr_rect.Fill != FillTypes.None)
{
canvas.g.FillRectangle(fill_brush, new Rectangle(Math.Min(sp1.X, sp2.X), Math.Min(sp1.Y, sp2.Y),
Math.Abs(sp2.X - sp1.X), Math.Abs(sp2.Y - sp1.Y)));
}
}
else if (node is sym_polygon)
{
sym_polygon gr_poly = node as sym_polygon;
if (node.Fill != FillTypes.None)
{
Point[] points = new Point[gr_poly.NumVertex];
for (int i = 0; i < gr_poly.NumVertex; i++)
{
points[i] = canvas.ToScreen(gr_poly.Vertex[i]);
}
canvas.g.FillPolygon(fill_brush, points);
}
}
else if (node is sym_arc)
{
}
else if (node is sym_circle)
{
}
}
Console.WriteLine("sym {0}", Name);
// draw foreground items
foreach (sym_drawing_base node in this.Drawings)
{
if (node.PenSize == 0)
{
pen.Width = canvas.ToScreen(5f);
}
else
{
pen.Width = canvas.ToScreen(node.PenSize);
}
if (node.Fill == FillTypes.PenColor)
{
fill_brush.Color = canvas.color_symbol_drawing;
}
else
{
fill_brush.Color = canvas.color_symbol_background;
}
if (node is sym_rectangle)
{
sym_rectangle gr_rect = node as sym_rectangle;
Point sp1 = canvas.ToScreen(gr_rect.P1);
Point sp2 = canvas.ToScreen(gr_rect.P2);
if ((sp2.X - sp1.X == 0) || (sp2.Y - sp1.Y == 0))
{
canvas.g.DrawLine(pen, sp1, sp2);
}
else
{
canvas.g.DrawRectangle(pen, new Rectangle(Math.Min(sp1.X, sp2.X), Math.Min(sp1.Y, sp2.Y),
Math.Abs(sp2.X - sp1.X), Math.Abs(sp2.Y - sp1.Y)));
}
}
else if (node is sym_arc)
{
sym_arc arc = node as sym_arc;
Point sp1 = canvas.ToScreen(arc.Position);
int radius = canvas.ToScreen(arc.Radius);
#if Method1
float start, end;
start = NormalizeAnglePos(arc.ArcStart);
end = NormalizeAnglePos(arc.ArcEnd);
float angle = end - start;
float a_start = CalcAngle(arc.Position, arc.Start);
float a_end = CalcAngle(arc.Position, arc.End);
Console.WriteLine("arc {0:f1} {1:f1} {2:f1}", arc.ArcStart, arc.ArcEnd, arc.ArcEnd - arc.ArcStart);
Console.WriteLine("arc norm {0:f1} {1:f1} {2:f1}", start, end, angle);
Console.WriteLine("arc calc {0:f1} {1:f1} ", a_start, a_end);
if (Math.Abs(angle) < 180)
{
if (angle != 0)
{
g.DrawArc(pen, new Rectangle(sp1.X - radius, sp1.Y - radius, radius * 2, radius * 2), -a_end, angle);
}
}
else
{
if (angle > 180)
{
angle -= 180;
}
g.DrawArc(pen, new Rectangle(sp1.X - radius, sp1.Y - radius, radius * 2, radius * 2), -a_start, angle);
}
#endif
//
#if Method2
float start, end;
start = NormalizeAnglePos(arc.ArcStart);
end = NormalizeAnglePos(arc.ArcEnd);
bool swap = MapAngles(ref start, ref end);
PointF pos1 = arc.Start;
PointF pos2 = arc.End;
if (swap)
{
pos1 = arc.End;
pos2 = arc.Start;
}
//float angle = NormalizeAnglePos(end - start);
float angle = end - start;
//start = CalcAngle(arc.Position, pos1);
Console.WriteLine("arc {0:f1} {1:f1} {2:f1}", arc.ArcStart, arc.ArcEnd, arc.ArcEnd - arc.ArcStart);
Console.WriteLine("arc norm {0:f1} {1:f1} {2:f1} {3}", start, end, angle, swap);
//Console.WriteLine("arc calc {0:f1} {1:f1} ", a_start, a_end);
if (angle != 0)
{
g.DrawArc(pen, new Rectangle(sp1.X - radius, sp1.Y - radius, radius * 2, radius * 2), -end, angle);
}
#endif
//#if Method3
float a_start = CalcAngle(arc.Position, arc.Start);
float a_end = CalcAngle(arc.Position, arc.End);
float start, end;
start = NormalizeAnglePos(a_start);
end = NormalizeAnglePos(a_end);
float angle = end - start;
if (angle < 0)
{
angle += 360;
}
//
float test_angle = NormalizeAnglePos(arc.ArcEnd) - NormalizeAnglePos(arc.ArcStart);
test_angle = NormalizeAnglePos(test_angle);
if (angle != 0)
{
if ((test_angle < 180))
{
canvas.g.DrawArc(pen, new Rectangle(sp1.X - radius, sp1.Y - radius, radius * 2, radius * 2), -end, angle);
}
else
{
canvas.g.DrawArc(pen, new Rectangle(sp1.X - radius, sp1.Y - radius, radius * 2, radius * 2), -start, 360.0f - angle);
}
}
//#endif
//
if (false)
{
Pen tpen = new Pen(Color.Green);
tpen.Width = 3;
canvas.g.DrawLine(tpen, sp1, canvas.ToScreen(arc.Start));
tpen.Color = Color.Blue;
canvas.g.DrawLine(tpen, sp1, canvas.ToScreen(arc.End));
}
}
else if (node is sym_circle)
{
sym_circle circle = node as sym_circle;
Point sp1 = canvas.ToScreen(circle.Position);
int radius = canvas.ToScreen(circle.Radius);
canvas.g.DrawEllipse(pen, new Rectangle(sp1.X - radius, sp1.Y - radius, radius * 2, radius * 2));
}
else if (node is sym_bezier)
{
}
else if (node is sym_polygon)
{
sym_polygon gr_poly = node as sym_polygon;
if (node.Fill == FillTypes.PenColor)
{
Point[] points = new Point[gr_poly.NumVertex];
for (int i = 0; i < gr_poly.NumVertex; i++)
{
points[i] = canvas.ToScreen(gr_poly.Vertex[i]);
}
canvas.g.FillPolygon(fill_brush, points);
}
for (int i = 0; i < gr_poly.NumVertex - 1; i++)
{
Point sp1 = canvas.ToScreen(gr_poly.Vertex[i]);
Point sp2 = canvas.ToScreen(gr_poly.Vertex[i + 1]);
canvas.g.DrawLine(pen, sp1, sp2);
}
if ((node.Fill != FillTypes.None) && (gr_poly.NumVertex > 2))
{
Point sp1 = canvas.ToScreen(gr_poly.Vertex[0]);
Point sp2 = canvas.ToScreen(gr_poly.Vertex[gr_poly.NumVertex - 1]);
canvas.g.DrawLine(pen, sp1, sp2);
}
}
else if (node is sym_pin)
{
sym_pin pin = node as sym_pin;
if (pin.Visible)
{
Point sp1 = canvas.ToScreen(pin.Pos);
int radius = canvas.ToScreen(10f);
PointF offset = new PointF(0, 0);
switch (pin.Orientation)
{
case "L": offset.X = -pin.Length; break;
case "R": offset.X = pin.Length; break;
case "U": offset.Y = pin.Length; break;
case "D": offset.Y = -pin.Length; break;
}
Point sp2 = canvas.ToScreen(new PointF(pin.Pos.X + offset.X, pin.Pos.Y + offset.Y));
if (pin.PenSize == 0)
{
pen.Width = canvas.ToScreen(5f);
}
else
{
pen.Width = canvas.ToScreen(pin.PenSize);
}
canvas.g.DrawLine(pen, sp1, sp2);
pen.Width = 2;
canvas.g.DrawEllipse(pen, new Rectangle(sp1.X - radius, sp1.Y - radius, radius * 2, radius * 2));
//
int FontHeight = canvas.ToScreen(pin.SizeName);
Font font = new Font("Arial", FontHeight, FontStyle.Regular, GraphicsUnit.Pixel);
TextBase text = new TextBase();
// horiz
if ((pin.Orientation == "L") || (pin.Orientation == "R"))
{
if ((this.ShowPinName) && (pin.Name != "~"))
{
// inside?
if (this.Offset != 0)
{
if (pin.Orientation == "R")
{
text.Pos = new Position(pin.Pos.X + offset.X + this.Offset, pin.Pos.Y);
text.HorizAlignment = SymbolField.HorizAlign_Left;
text.VertAlignment = SymbolField.VertAlign_Center;
}
else
{
text.Pos = new Position(pin.Pos.X + offset.X - this.Offset, pin.Pos.Y);
text.HorizAlignment = SymbolField.HorizAlign_Right;
text.VertAlignment = SymbolField.VertAlign_Center;
}
}
else
{
if (pin.Orientation == "R")
{
text.Pos = new Position(pin.Pos.X + pin.Length / 2, pin.Pos.Y);
text.HorizAlignment = SymbolField.HorizAlign_Center;
text.VertAlignment = SymbolField.VertAlign_Bottom;
}
else
{
text.Pos = new Position(pin.Pos.X - pin.Length / 2, pin.Pos.Y);
text.HorizAlignment = SymbolField.HorizAlign_Center;
text.VertAlignment = SymbolField.VertAlign_Bottom;
}
}
text.FontSize = pin.SizeName;
text.Value = pin.Name;
DrawText(canvas, text, brush_text);
}
if (this.ShowPinNumber)
{
if (pin.Orientation == "L")
{
text.Pos = new Position(pin.Pos.X - pin.Length / 2, pin.Pos.Y);
}
else
{
text.Pos = new Position(pin.Pos.X + pin.Length / 2, pin.Pos.Y);
}
text.HorizAlignment = SymbolField.HorizAlign_Center;
if (this.Offset == 0)
{
text.VertAlignment = SymbolField.VertAlign_Top;
}
else
{
text.VertAlignment = SymbolField.VertAlign_Bottom;
}
text.FontSize = pin.SizeName;
text.Value = pin.PinNumber;
DrawText(canvas, text, brush);
}
}
else // vertical
{
if ((this.ShowPinName) && (pin.Name != "~"))
{
if (pin.Orientation == "U")
{
text.Pos = new Position(pin.Pos.X, pin.Pos.Y + offset.Y + this.Offset);
text.HorizAlignment = SymbolField.HorizAlign_Left;
}
else
{
text.Pos = new Position(pin.Pos.X, pin.Pos.Y + offset.Y - this.Offset);
text.HorizAlignment = SymbolField.HorizAlign_Right;
}
text.VertAlignment = SymbolField.VertAlign_Center;
text.FontSize = pin.SizeName;
text.Value = pin.Name;
text.Pos.Rotation = 90;
DrawText(canvas, text, brush_text);
}
if (this.ShowPinNumber)
{
if (pin.Orientation == "D")
{
text.Pos = new Position(pin.Pos.X, pin.Pos.Y - pin.Length / 2);
}
else
{
text.Pos = new Position(pin.Pos.X, pin.Pos.Y + pin.Length / 2);
}
text.HorizAlignment = SymbolField.HorizAlign_Center;
text.VertAlignment = SymbolField.VertAlign_Bottom;
text.FontSize = pin.SizeName;
text.Value = pin.PinNumber;
text.Pos.Rotation = 90;
DrawText(canvas, text, brush);
}
}
}
}
else if (node is sym_text)
{
sym_text text = node as sym_text;
DrawText(canvas, text.Text, brush);
}
}
//return bm;
}
public void CheckSymbol(bool Update = false)
{
// find max lengths
const int m_up = 0;
const int m_down = 1;
const int m_left = 2;
const int m_right = 3;
float pin_len = 0;
float[] max = new float[4];
Extent outer_extent = new Extent();
Extent inner_extent = new Extent();
Extent text_extent = new Extent();
Extent new_outer_extent = new Extent();
Extent lower_pins = new Extent();
//PointF min_pos = new PointF(0,0);
//PointF max_pos = new PointF(0, 0);
List <RectangleF> bounds = new List <RectangleF>();
bool[] overlaps = new bool[4] {
false, false, false, false
};
List <sym_pin> pins = new List <sym_pin>();
// check only visible items?
foreach (sym_drawing_base drawing in Drawings)
{
if (drawing is sym_pin)
{
sym_pin pin = drawing as sym_pin;
pins.Add(pin);
float size = pin.Name.Length * pin.SizeName;
size += pin.Length;
pin_len = pin.Length;
//size = 50.0f * ((int)(size / 50.0f) + 1);
// U D L R
int index = 0;
switch (pin.Orientation)
{
case "D": index = m_up; break;
case "U": index = m_down; break;
case "R": index = m_left; break;
case "L": index = m_right; break;
}
bounds.Add(GetPinRect(pin));
UpdateExtent(ref outer_extent, pin.Pos);
//size = RoundToGrid(size);
if (size > max[index])
{
max[index] = size;
}
}
}
// check for overlaps
bool overlap = false;
for (int i = 0; i < bounds.Count; i++)
{
for (int j = 0; j < i; j++)
{
if (i != j)
{
RectangleF r = RectangleF.Intersect(bounds[i], bounds[j]);
if (!r.IsEmpty)
{
overlap = true;
Console.WriteLine(" pin {0}:{1} overlaps {2}:{3}", pins[i].PinNumber, pins[i].Name, pins[j].PinNumber, pins[j].Name);
if ((pins[i].Orientation == "U") || (pins[j].Orientation == "U"))
{
overlaps[m_down] = true;
}
else if ((pins[i].Orientation == "D") || (pins[j].Orientation == "D"))
{
overlaps[m_up] = false;
}
else
{
overlaps[m_left] = true;
}
}
}
}
}
if (overlap)
{
Console.WriteLine("Symbol {0} has overlapping text", Name);
}
if (overlap && Update)
{
Console.WriteLine("Formatting {0}", Name);
for (int i = 0; i < 4; i++)
{
max[i] = RoundToGrid(max[i]);
}
new_outer_extent = new Extent();
float width = max[m_left] + max[m_right];
width = RoundToGrid(width, gridsize * 2);
max[m_left] = width / 2;
max[m_right] = width / 2;
// Pass 1: set max sizes of horizontal pins
foreach (sym_drawing_base drawing in Drawings)
{
if (drawing is sym_pin)
{
sym_pin pin = drawing as sym_pin;
switch (pin.Orientation)
{
case "R":
{
if (pin.Pos.X > -max[m_left])
{
pin.Pos.X = -max[m_left];
}
UpdateExtent(ref text_extent, new PointF(pin.Pos.X + pin_len, pin.Pos.Y - pin.SizeName / 2f));
UpdateExtent(ref text_extent, new PointF(pin.Pos.X + pin_len + RoundToGrid(pin.Name.Length * pin.SizeName), pin.Pos.Y + pin.SizeName / 2f));
}
break;
case "L":
{
if (pin.Pos.X < max[m_right])
{
pin.Pos.X = max[m_right];
}
UpdateExtent(ref text_extent, new PointF(pin.Pos.X - pin_len, pin.Pos.Y - pin.SizeName / 2f));
UpdateExtent(ref text_extent, new PointF(pin.Pos.X - pin_len - RoundToGrid(pin.Name.Length * pin.SizeName), pin.Pos.Y + pin.SizeName / 2f));
}
break;
}
UpdateExtent(ref new_outer_extent, pin.Pos);
}
}
// Pass 2: set vertical pins
foreach (sym_drawing_base drawing in Drawings)
{
if (drawing is sym_pin)
{
sym_pin pin = drawing as sym_pin;
switch (pin.Orientation)
{
case "U": // bottom pins
{
float p = RoundToGrid(text_extent.Min.Y) - max[m_down];
if (pin.Pos.Y > p)
{
pin.Pos.Y = p;
}
RectangleF r = GetPinRect(pin);
UpdateExtent(ref lower_pins, r.Location);
UpdateExtent(ref lower_pins, new PointF(r.Right, r.Bottom));
}
break;
case "D": // top pins
{
float p = RoundToGrid(text_extent.Max.Y) + max[m_up];
if (pin.Pos.Y < p)
{
pin.Pos.Y = p;
}
}
break;
}
UpdateExtent(ref new_outer_extent, pin.Pos);
}
}
// Pass 3: update the bounding rectangle
foreach (sym_drawing_base drawing in Drawings)
{
if (drawing is sym_rectangle)
{
sym_rectangle rect = drawing as sym_rectangle;
if ((rect.P1.X - pin_len == outer_extent.Min.X) && (rect.P2.Y - pin_len == outer_extent.Min.Y))
{
rect.P1.X = new_outer_extent.Min.X + pin_len;
rect.P1.Y = new_outer_extent.Max.Y - pin_len;
//
rect.P2.X = new_outer_extent.Max.X - pin_len;
rect.P2.Y = new_outer_extent.Min.Y + pin_len;
}
}
}
// reposition texts
// designator at top left
fReference.Text.Pos.At.X = new_outer_extent.Min.X + pin_len;
fReference.Text.Pos.At.Y = new_outer_extent.Max.Y - pin_len + gridsize;
// symbol name /value at lower left
fValue.Text.Pos.At.X = new_outer_extent.Max.X - pin_len - RoundToGrid(fValue.Text.Value.Length * fValue.Text.FontSize);
if (fValue.Text.Pos.At.X < RoundToGrid(lower_pins.Max.X))
{
fValue.Text.Pos.At.X = RoundToGrid(lower_pins.Max.X) + gridsize;
}
fValue.Text.Pos.At.Y = new_outer_extent.Min.Y + pin_len - gridsize * 2f;
}
//
}