public PenCapProvider()
{
mMultiCap = null;
mAggrCap = null;
mInhCap = null;
mSingleCap = null;
}
private CustomLineCap GetClone(Pen pen, float size)
{
float endPoint;
endPoint = pen.Width == 0 ? 1 : size / pen.Width;
endPoint /= 2;
if (endPoint <= 0)
endPoint = 1e-3f;
GraphicsPath hPath = new GraphicsPath();
var r = endPoint / (2 * Math.Sin(_designAngle * (Math.PI / 180)));
var b = r - r * Math.Cos(_designAngle * (Math.PI / 180));
var h = endPoint / 2;
// Create the outline for our custom end cap.
hPath.AddArc(
(float)(-r - h), (float)(-b),
(float)(2 * r), (float)(2 * r),
(float)(-90 - _designAngle), (float)(2 * _designAngle));
hPath.AddArc(
(float)(h - r), (float)(b - 1.999999 * r),
(float)(2 * r), (float)(2 * r),
(float)(90 + _designAngle), (float)(-2 * _designAngle));
CustomLineCap clone = new CustomLineCap(null, hPath); // we set the stroke path only
clone.SetStrokeCaps(LineCap.Flat, LineCap.Flat);
return clone;
}
/// <summary>
/// Initializes the <see cref="T:LinePenStyle"/> class.
/// </summary>
static LinePenStyle()
{
Point[] ps = new Point[3] { new Point(-2, 0), new Point(0, 4), new Point(2, 0) };
GraphicsPath gpath = new GraphicsPath();
gpath.AddPolygon(ps);
gpath.CloseAllFigures();
mGeneralizationCap = new CustomLineCap(null, gpath);
}
public object Clone()
{
IntPtr cloneCap = IntPtr.Zero;
int status = SafeNativeMethods.Gdip.GdipCloneCustomLineCap(new HandleRef(this, nativeCap), out cloneCap);
if (status != SafeNativeMethods.Gdip.Ok)
throw SafeNativeMethods.Gdip.StatusException(status);
return CustomLineCap.CreateCustomLineCapObject(cloneCap);
}
void IView.Draw(System.Drawing.Graphics g)
{
Pen p = new Pen(color, width);
GraphicsPath gp = new GraphicsPath();
gp.AddLines(new Point[] { new Point(-2, -5), new Point(0, 0), new Point(2, -5) });
CustomLineCap clp = new System.Drawing.Drawing2D.CustomLineCap(null, gp);
clp.SetStrokeCaps(LineCap.Square, LineCap.Square);
clp.WidthScale = 1;
p.CustomStartCap = clp;
Point T = new Point(point1.X, point1.Y);
if (point1 != point2)
{
double ab = Math.Sqrt((point1.X - point2.X) * (point1.X - point2.X) + (point1.Y - point2.Y) * (point1.Y - point2.Y));
double r = ab / Math.Sqrt(2);
double b = Math.PI / 4 - Math.Atan2(point2.X - Point1.X, point2.Y - Point1.Y);
Point O = new Point((int)(point1.X + r * Math.Cos(b) - r), (int)(point1.Y + r * Math.Sin(b) - r));
int sa = (int)(180 + b * 180 / Math.PI);
int a = 90 - (int)((Math.Acos((2 * r * r - radius * radius) / (2 * r * r)) * 180 / Math.PI) * 1.3);
if ((int)r * 2 > 0)
{
g.DrawArc(p, O.X, O.Y, (int)r * 2, (int)r * 2, sa - a, a);
}
T.X += (int)(r * 0.7 * Math.Cos(b + 70 * Math.PI / 180));
T.Y += (int)(r * 0.7 * Math.Sin(b + 70 * Math.PI / 180)) - 15;
}
else
{
g.DrawArc(p, point1.X - 60, point1.Y - 30, 60, 60, 40, 280);
T.X -= 40;
}
SolidBrush Sel = new SolidBrush(Color.Silver);
if (isOver)
{
Sel.Color = Color.DarkTurquoise;
}
g.DrawString(Val, new Font("Roboto Condensed", 18, FontStyle.Bold), Sel, T.X, T.Y, VertexView.stringFormat);
valR.Size = g.MeasureString(Val, new Font("Roboto Condensed", 18, FontStyle.Bold));
valR.Location = new Point(T.X - (int)valR.Size.Width / 2, T.Y - (int)valR.Size.Height / 2);
}
private void CreateMarkPen()
{
GraphicsPath path = new GraphicsPath();
path.AddLines(new Point[] { new Point(0, 0), new Point(1, 1), new Point(-1, 1), new Point(0, 0) });
CustomLineCap cap = new CustomLineCap(null, path);
cap.WidthScale = 1.0f;
_markPen = new Pen(_dragDropMarkColor, _dragDropMarkWidth);
_markPen.CustomStartCap = cap;
_markPen.CustomEndCap = cap;
}
public LinkLine(Font font, DashStyle lineStyle, string startText, string middleText, string endText, CustomLineCap startCap, CustomLineCap endCap)
{
this.LineColor = Color.DarkGray;
LineStyle = lineStyle;
Font = font;
//StartText = startText;
//EndText = endText;
MiddleText = middleText;
StartCap = startCap;
EndCap = endCap;
this.Font = new Font(this.Font.FontFamily.Name, 7F);
}
private CustomLineCap GetClone(Pen pen, float size)
{
float endPoint;
endPoint = pen.Width == 0 ? 1 : size / pen.Width;
GraphicsPath hPath = new GraphicsPath();
// Create the outline for our custom end cap.
hPath.AddLine(new PointF(-endPoint / 2, 0), new PointF(endPoint / 2, 0));
CustomLineCap clone = new CustomLineCap(null, hPath); // we set the stroke path only
clone.SetStrokeCaps(LineCap.Flat, LineCap.Flat);
return clone;
}
public ArrowF20LineCap()
{
GraphicsPath hPath = new GraphicsPath();
// Create the outline for our custom end cap.
hPath.AddLine(new PointF(0, -2 * _designWidth), new PointF(-_designWidth / 2, -2 * _designWidth));
hPath.AddLine(new PointF(-_designWidth / 2, -2 * _designWidth), new PointF(0, 0));
hPath.AddLine(new PointF(0, 0), new PointF(_designWidth / 2, -2 * _designWidth));
hPath.AddLine(new PointF(_designWidth / 2, -2 * _designWidth), new PointF(0, -2 * _designWidth));
// Construct the hook-shaped end cap.
_cap = new CustomLineCap(hPath, null);
_cap.BaseInset = _designWidth * 2;
}
private CustomLineCap GetClone(Pen pen, float size)
{
float endPoint;
endPoint = pen.Width == 0 ? 1 : size / (pen.Width * 2) - 0.5f;
if (endPoint <= 0)
endPoint = 1e-3f;
GraphicsPath hPath = new GraphicsPath();
// Create the outline for our custom end cap.
hPath.AddEllipse(-endPoint, -endPoint, 2 * endPoint, 2 * endPoint);
CustomLineCap clone = new CustomLineCap(null, hPath, LineCap.Flat, endPoint); // we set the stroke path only
clone.SetStrokeCaps(LineCap.Flat, LineCap.Flat);
return clone;
}
protected CustomLineCap GetClone(Pen pen, float size, bool startCap)
{
float endPoint;
endPoint = pen.Width == 0 ? 1 : size / pen.Width;
if (startCap)
endPoint = -endPoint;
GraphicsPath hPath = new GraphicsPath();
// Create the outline for our custom end cap.
hPath.AddLine(new PointF(endPoint < 0 ? 0.5f : -0.5f, 0), new PointF(endPoint / 2, 0));
CustomLineCap clone = new CustomLineCap(null, hPath); // we set the stroke path only
clone.SetStrokeCaps(LineCap.Flat, LineCap.Flat);
return clone;
}
public override void Draw_line(Panel panel)
{
Pen myPen = new Pen(Color.Black, 2);
GraphicsPath hPath = new GraphicsPath(); // ç•«ç®é çš„
hPath.AddLine(new Point(5, 0), new Point(-5, 0));
hPath.AddLine(new Point(5, 0), new Point(0, 10));
hPath.AddLine(new Point(-5, 0), new Point(0, 10));
CustomLineCap myNewArrow = new CustomLineCap(null, hPath);
myNewArrow.SetStrokeCaps(LineCap.Round, LineCap.Round);
myPen.StartCap = LineCap.Flat;
myPen.CustomEndCap = myNewArrow;
panel.CreateGraphics().DrawLine(myPen, Start, End);
myPen.Dispose();
}
public NetworkVisualSettings()
{
// Fix settings
GraphicsPath arrowPath = new GraphicsPath();
arrowPath.AddLine(new PointF(-4, -6), new PointF(0, 0));
arrowPath.AddLine(new PointF(0, 0), new PointF(4, -6));
this.stateArrowCap = new CustomLineCap(null, arrowPath);
GraphicsPath arrowPath2 = new GraphicsPath();
arrowPath2.AddLine(new PointF(-8, -12), new PointF(0, 0));
arrowPath2.AddLine(new PointF(0, 0), new PointF(8, -12));
this.resetArrowCap = new CustomLineCap(null, arrowPath2);
this.resetArrowCap.WidthScale = 0.4F;
this.arrowCap = new AdjustableArrowCap(7, 7, true);
this.arrowCap.SetStrokeCaps(LineCap.Round, LineCap.Round);
this.arrowCap.WidthScale = 0.4F;
GraphicsPath roundPath = new GraphicsPath();
roundPath.AddEllipse(-4F, -8F, 8F, 8F);
this.roundCap = new CustomLineCap(roundPath, null);
this.roundCap.WidthScale = 0.4F;
this.roundCap.SetStrokeCaps(LineCap.Round, LineCap.Round);
this.dashValues = new float[] { 1F, 5F };
this.backgroundColor = Color.FromArgb(255, 255, 255);
this.backgroundBrush = new SolidBrush(this.backgroundColor);
this.DefaultColor = Color.FromArgb(0, 0, 0);
this.StateColor = Color.FromArgb(0, 0, 0);
this.ShadowColor = Color.FromArgb(0, 0, 0);
this.SelectedColor = Color.FromArgb(50, 50, 250);
this.MarkColor = Color.FromArgb(30, 200, 30);
this.NotePenColor = Color.FromArgb(0, 0, 0);
this.NoteBorderColor = Color.FromArgb(205, 219, 36);
this.NoteBrushColor = Color.FromArgb(255, 255, 128);
this.HelpColor = Color.FromArgb(200, 200, 200);
this.MarkAsReadyToFireColor = Color.FromArgb(250, 50, 50);
this.ClockColor = Color.FromArgb(0, 0, 200);
FontStyle fontStlye = FontStyle.Bold | FontStyle.Italic;
this.defaultFont = new Font("Arial", 10, fontStlye);
this.noteFont = new Font("Arial", 10);
}
private CustomLineCap GetClone(Pen pen, float size)
{
float scale = pen.Width == 0 ? 1 : size / (2 * pen.Width);
if (scale <= 0)
scale = 1e-3f;
GraphicsPath hPath = new GraphicsPath();
hPath.AddPolygon(new PointF[]{
new PointF(0, 0),
new PointF(-1, -2),
new PointF(1, -2),
});
// Construct the hook-shaped end cap.
CustomLineCap clone = new CustomLineCap(hPath, null, LineCap.Flat, 2); // we set the stroke path only
clone.WidthScale = scale;
return clone;
}
private CustomLineCap GetClone(Pen pen, float size)
{
float endPoint;
endPoint = pen.Width == 0 ? 1 : size / (pen.Width * 2) - 0.70710678118654752440084436210485f;
if (endPoint < 0)
endPoint = 1e-3f * pen.Width;
GraphicsPath hPath = new GraphicsPath();
// Create the outline for our custom end cap.
hPath.AddPolygon(new PointF[]{
new PointF(0,-endPoint),
new PointF(endPoint,0),
new PointF(0, endPoint),
new PointF(-endPoint,0),
});
CustomLineCap clone = new CustomLineCap(null, hPath, LineCap.Flat, endPoint); // we set the stroke path only
clone.SetStrokeCaps(LineCap.Flat, LineCap.Flat);
return clone;
}
public clsVektor(int x1, int x2, int xStartPunkt, int yStartPunkt, Pen farbe)
{
this.x1 = x1;
this.x2 = x2;
xStart = xStartPunkt;
yStart = yStartPunkt;
//Den Stift transparent machen
Pen tempfarbe = new Pen(Color.FromArgb(128,farbe.Color));
//Der Pfeil am Ende des Vektors
Point[] pts = { new Point(-3, 0), new Point(3, 0), new Point(0, 4), new Point(-3, 0) };
GraphicsPath path = new GraphicsPath();
path.AddLines(pts);
GraphicsPath fill = new GraphicsPath();
fill.FillMode = FillMode.Alternate;
CustomLineCap customLineCap = new CustomLineCap(fill, path);
tempfarbe.CustomEndCap = customLineCap;
//Den fertig konfigurierten Stift speichern
this.farbe = tempfarbe;
//Die Werte in Bildschirmpixel umrechnen
ÃœbertrageAufPixelEbene();
}
private CustomLineCap GetClone(Pen pen, float size)
{
float endPoint;
endPoint = pen.Width == 0 ? 1 : size / (pen.Width);
if (endPoint <= 0)
endPoint = 1e-3f;
float c = 0.8660254f; // 0.5 / Math.Tan(30°);
float r = 1; // 0.5/Math.Sin(30°);
GraphicsPath hPath = new GraphicsPath();
// Create the outline for our custom end cap.
hPath.AddPolygon(new PointF[]{
new PointF(0,-endPoint*0.866f+r),
new PointF(endPoint/2 -c,-0.5f),
new PointF(-endPoint/2 + c, -0.5f),
});
CustomLineCap clone = new CustomLineCap(null, hPath, LineCap.Flat, endPoint * 0.866f - r); // we set the stroke path only
clone.SetStrokeCaps(LineCap.Flat, LineCap.Flat);
return clone;
}
public CustomLineCap _getInhCap()
{
if (null == mInhCap)
{
int x_ = 5;
int y_ = 10;
int span_ = 2 * y_;
GraphicsPath path_ = new GraphicsPath();
path_.StartFigure();
path_.AddPolygon(new Point[]{
new Point(0, y_),
new Point(x_, 0),
new Point(y_, y_)
});
path_.AddLine(x_, y_, x_, span_);
path_.CloseFigure();
Matrix matrix_ = new Matrix();
matrix_.Translate(-x_, -span_);
path_.Transform(matrix_);
mInhCap = new CustomLineCap(null, path_);
mInhCap.BaseInset = span_;
}
return mInhCap;
}
public CustomLineCap _getAggrCap()
{
if (null == mAggrCap)
{
int span_ = 10;
int width_ = 10;
int height_ = 10;
GraphicsPath path_ = new GraphicsPath();
path_.StartFigure();
path_.AddPolygon(new PointF[] {
new PointF(0, height_/2),
new PointF(width_/2, height_),
new PointF(width_,height_/2),
new PointF(width_/2,0)
});
path_.CloseFigure();
Matrix matrix_ = new Matrix();
matrix_.Translate(-height_ / 2, -span_);
path_.Transform(matrix_);
mAggrCap = new CustomLineCap(null, path_);
mAggrCap.BaseInset = span_;
}
return mAggrCap;
}
private static bool CustomEndCapSerializable(CustomLineCap clp)
{
if (clp == null)
return false;
if (clp is AdjustableArrowCap)
return true;
return clp.GetType().IsSerializable;
}
/// <summary>
/// Serialization constructor
/// </summary>
/// <param name="info"></param>
/// <param name="context"></param>
public CustomLineCapRef(SerializationInfo info, StreamingContext context)
{
var baseCap = (LineCap) info.GetInt32("BaseCap");
var baseInset = info.GetSingle("BaseInset");
var fillPath = (GraphicsPath) info.GetValue("FillPath", (typeof (GraphicsPath)));
var strokePath = (GraphicsPath)info.GetValue("StrokePath", (typeof(GraphicsPath)));
var startCap = (LineCap)info.GetInt32("StartCap");
var endCap = (LineCap)info.GetInt32("StartCap");
_clp = new CustomLineCap(fillPath, strokePath, baseCap, baseInset);
_clp.StrokeJoin = (LineJoin) info.GetInt32("StrokeJoin");
_clp.WidthScale = info.GetSingle("WidthScale");
_clp.SetStrokeCaps(startCap, endCap);
}
private static void RenderLines(IGraphics ig)
{
ig.SmoothingMode = SmoothingMode.AntiAlias;
var ow = new Pen(Color.Purple, 12.6f)
{
EndCap = LineCap.Round,
StartCap = LineCap.Round,
MiterLimit = 6f,
LineJoin = LineJoin.Miter
};
ig.SmoothingMode = SmoothingMode.None;
var tp = new Pen(Color.Red, 2.7f)
{
DashStyle = DashStyle.DashDot
};
ig.DrawLine(tp, 70, 20, 190, 20);
tp.DashStyle = DashStyle.Dash;
ig.DrawLine(tp, 70, 30, 190, 30);
tp.DashStyle = DashStyle.Custom;
tp.DashPattern = new float[] { 1, 8, 2, 2 };
ig.DrawLine(tp, 70, 40, 190, 40);
ig.SmoothingMode = SmoothingMode.AntiAlias;
var pts = new PointF[4];
pts[0] = new PointF(20, 50);
pts[1] = new PointF(30, 90);
pts[2] = new PointF(65, 60);
pts[3] = new PointF(50, 40);
ig.DrawLines(ow, pts);
var polly = new Point[]
{
new Point(200, 40),
new Point(220, 140),
new Point(240, 100),
new Point(290, 70),
new Point(230, 10)
};
ig.DrawPolygon(tp, polly);
//arrows
var arr = new Pen(Color.DarkGoldenrod, 5.7f);
{
arr.Width = 2;
arr.StartCap = System.Drawing.Drawing2D.LineCap.ArrowAnchor;
const float arrowWidth = 11.0f; // TUNE:
const float arrowHeight = 14f; // TUNE:
var arrowOutline = new System.Drawing.Drawing2D.GraphicsPath();
arrowOutline.AddLines(new PointF[] {
new PointF(-(arrowWidth / 2), -arrowHeight),
new PointF(0, 0),
new PointF(arrowWidth / 2, -arrowHeight),
new PointF(-(arrowWidth / 2), -arrowHeight)
});
var generalizationArrow = new System.Drawing.Drawing2D.CustomLineCap(null, arrowOutline);
generalizationArrow.SetStrokeCaps(System.Drawing.Drawing2D.LineCap.Round, System.Drawing.Drawing2D.LineCap.Round);
generalizationArrow.BaseInset = arrowHeight;
arr.CustomEndCap = generalizationArrow;
ig.DrawLine(arr, 0, 120, 100, 200);
}
arr.Width = 5;
var aac = new AdjustableArrowCap(5, 3, false);
arr.EndCap = LineCap.Custom;
arr.CustomEndCap = aac;
arr.StartCap = LineCap.ArrowAnchor;
ig.DrawLine(arr, 50, 120, 150, 200);
arr.Width = 7f;
arr.EndCap = LineCap.RoundAnchor;
arr.StartCap = LineCap.SquareAnchor;
ig.DrawLine(arr, 100, 120, 200, 200);
arr.Width = 9;
arr.EndCap = LineCap.DiamondAnchor;
arr.StartCap = LineCap.ArrowAnchor;
ig.DrawLine(arr, 150, 120, 250, 200);
var al = new Point[]
{
new Point(200, 100),
new Point(300, 200),
new Point(300, 150)
};
arr.Width = 9;
arr.EndCap = LineCap.DiamondAnchor;
arr.StartCap = LineCap.DiamondAnchor;
ig.DrawLines(arr, al);
}
public void FixtureSetUp ()
{
default_pen = new Pen (Color.Empty);
custom_line_cap = new CustomLineCap (new GraphicsPath (), new GraphicsPath ());
}
internal static void DrawConnector(Graphics graphics, Pen pen, Point[] points, Size connectorCapSize, Size maxCapSize, LineAnchor startConnectorCap, LineAnchor endConnectorCap)
{
if (points.GetLength(0) < 2)
return;
points = OptimizeConnectorPoints(points);
//First we start with drawing start cap
GraphicsPath startCap = null;
float startCapInset = 0.0f;
if (startConnectorCap != LineAnchor.None)
{
Point[] startSegment = new Point[] { points[0], points[1] };
int capSize = (startSegment[0].Y == startSegment[1].Y) ? connectorCapSize.Width : connectorCapSize.Height;
capSize += (capSize % 2);
capSize = Math.Min(Math.Min(capSize, maxCapSize.Width), maxCapSize.Height);
startCap = GetLineCap(startConnectorCap, capSize, out startCapInset);
//Now if user has requested us to fill the line cap then we do so
//THIS IS A WORKAROUND IN FILLING THE CUSTOM CAPS AS GDI+ HAS A
bool fill = (startCap != null && (((int)startConnectorCap % 2) == 0) && (startSegment[0].X == startSegment[1].X || startSegment[0].Y == startSegment[1].Y));
if (fill)
{
Matrix oldTransform = graphics.Transform;
graphics.TranslateTransform(startSegment[0].X, startSegment[0].Y);
if (startSegment[0].Y == startSegment[1].Y)
graphics.RotateTransform((startSegment[0].X < startSegment[1].X) ? 90.0f : 270.0f);
else
graphics.RotateTransform((startSegment[0].Y < startSegment[1].Y) ? 180.0f : 0.0f);
using (Brush penBrush = new SolidBrush(pen.Color))
graphics.FillPath(penBrush, startCap);
graphics.Transform = (oldTransform != null) ? oldTransform : new Matrix();
}
}
GraphicsPath endCap = null;
float endCapInset = 0.0f;
if (endConnectorCap != LineAnchor.None)
{
Point[] endSegment = new Point[] { points[points.GetLength(0) - 2], points[points.GetLength(0) - 1] };
int capSize = (endSegment[0].Y == endSegment[1].Y) ? connectorCapSize.Width : connectorCapSize.Height;
capSize += (capSize % 2);
capSize = Math.Min(Math.Min(capSize, maxCapSize.Width), maxCapSize.Height);
endCap = GetLineCap(endConnectorCap, capSize, out endCapInset);
//Now if user has requested us to fill the line cap then we do so,
//THIS IS A WORKAROUND IN FILLING THE CUSTOM CAPS AS GDI+ HAS A
bool fill = (endCap != null && (((int)endConnectorCap % 2) == 0) && (endSegment[0].X == endSegment[1].X || endSegment[0].Y == endSegment[1].Y));
if (fill)
{
Matrix oldTransform = graphics.Transform;
graphics.TranslateTransform(endSegment[1].X, endSegment[1].Y);
if (endSegment[0].Y == endSegment[1].Y)
graphics.RotateTransform((endSegment[0].X < endSegment[1].X) ? 270.0f : 90.0f);
else
graphics.RotateTransform((endSegment[0].Y < endSegment[1].Y) ? 0.0f : 180.0f);
using (Brush penBrush = new SolidBrush(pen.Color))
graphics.FillPath(penBrush, endCap);
graphics.Transform = (oldTransform != null) ? oldTransform : new Matrix();
}
}
if (startCap != null)
{
CustomLineCap customStartCap = new CustomLineCap(null, startCap);
customStartCap.WidthScale = 1.0f / pen.Width;
customStartCap.BaseInset = startCapInset;
pen.CustomStartCap = customStartCap;
}
if (endCap != null)
{
CustomLineCap customEndCap = new CustomLineCap(null, endCap);
customEndCap.WidthScale = 1.0f / pen.Width;
customEndCap.BaseInset = endCapInset;
pen.CustomEndCap = customEndCap;
}
using (GraphicsPath path = GetRoundedPath(points, StateDesignerConnector.ConnectorPadding / 2))
{
graphics.DrawPath(pen, path);
}
if (startCap != null)
{
CustomLineCap disposableLineCap = pen.CustomStartCap;
pen.StartCap = LineCap.Flat;
disposableLineCap.Dispose();
}
if (endCap != null)
{
CustomLineCap disposableLineCap = pen.CustomEndCap;
pen.EndCap = LineCap.Flat;
disposableLineCap.Dispose();
}
}
/// <summary>
/// Initialized a new instance of the OfficeLineCapPicker in order to provide
/// color picker control that could be used in a model or non-model form.
/// </summary>
public OfficeLineCapPicker()
{
InitializeComponent();
SetCapObjects();
// Set painting style for better performance.
SetStyle(ControlStyles.AllPaintingInWmPaint, true);
SetStyle(ControlStyles.OptimizedDoubleBuffer, true);
SetStyle(ControlStyles.ResizeRedraw, true);
SetStyle(ControlStyles.UserPaint, true);
Point[] ps = new Point[3] { new Point(-2, 0), new Point(0, 4), new Point(2, 0) };
GraphicsPath gpath = new GraphicsPath();
gpath.AddPolygon(ps);
gpath.CloseAllFigures();
generalizationCap = new CustomLineCap(null, gpath);
}
/// <summary>
/// Overrides, when click on, handles color selection.
/// </summary>
/// <param name="e"></param>
protected override void OnMouseClick(MouseEventArgs e)
{
base.OnMouseClick(e);
// Check cursor, if on one of the buttons - hot track it
for (int recIndex = 0; recIndex < buttons.Length; recIndex++)
{
if (buttons[recIndex].Contains(e.Location))
{
mCurrentSelected = recIndex;
//if a custom cap is choosen we need to set the CustomLineCap
if (CustomCaps.SelectableLineCaps[recIndex] == ConnectionCap.Generalization)
mCustomLineCap = generalizationCap;
else
mCustomLineCap = null;
LineCap = CustomCaps.SelectableLineCaps[recIndex];
lineWidthTip.SetToolTip(this, CustomCaps.SelectableLineCaps[recIndex].ToString());
if (mContextForm != null)
mContextForm.Hide();
mContextForm = null;
}
}
this.Refresh();
}
private CustomLineCap GetClone(Pen pen, float size)
{
float scale = pen.Width == 0 ? 1 : size / (pen.Width * 2);
if (scale <= 0)
scale = 1e-3f;
GraphicsPath hPath = new GraphicsPath();
// Create the outline for our custom end cap.
// Create the outline for our custom end cap.
hPath.AddPolygon(new PointF[]{
new PointF(0,-1),
new PointF(1,0),
new PointF(0, 1),
new PointF(-1,0)
});
CustomLineCap clone = new CustomLineCap(hPath, null, LineCap.Flat, 0); // we set the stroke path only
clone.WidthScale = scale;
return clone;
}
private static void SerializeLineCap(SerializationInfo info, string label, LineCap lineCap,
CustomLineCap customLineCap)
{
if (lineCap == LineCap.Custom)
{
if (CustomEndCapSerializable(customLineCap))
{
info.AddValue(label + "Cap", (int)lineCap);
info.AddValue("Custom" + label + "Cap", customLineCap);
}
else
info.AddValue(label+"Cap", (int)LineCap.Round);
}
else
info.AddValue(label+"Cap", (int)lineCap);
}
private void Render(IGraphics ig)
{
string s = cbWhat.Text;
if (string.IsNullOrEmpty(s))
{
}
else if (s == "Clipping")
{
Pen pn = new Pen(Color.LightGray, 5.6f);
Pen pn2 = new Pen(Color.Yellow, 1.2f);
ig.Clear(Color.Black);
GraphicsContainer cnt = ig.BeginContainer();
ig.SmoothingMode = SmoothingMode.HighQuality;
ig.SetClip(new Rectangle(35, 35, 120, 120));
ig.DrawRectangle(pn, 5, 5, 45, 70);
ig.DrawRectangle(pn, 15, 25, 90, 120);
ig.DrawRectangle(pn, 50, 30, 100, 170);
ig.DrawRectangle(pn, 5, 80, 180, 30);
ig.DrawRectangle(pn, 75, 10, 40, 160);
ig.EndContainer(cnt);
ig.DrawRectangle(pn2, 5, 5, 45, 70);
ig.DrawRectangle(pn2, 15, 25, 90, 120);
ig.DrawRectangle(pn2, 50, 30, 100, 170);
ig.DrawRectangle(pn2, 5, 80, 180, 30);
ig.DrawRectangle(pn2, 75, 10, 40, 160);
}
else if (s == "Transforms")
{
ig.Clear(Color.Black);
ig.RotateTransform(15);
ig.DrawRectangle(new Pen(Color.Red, 2.7f), 260, 80, 50, 40);
ig.ResetTransform();
ig.DrawRectangle(new Pen(Color.Red, 2.7f), 260, 80, 50, 40);
ig.TranslateTransform(15, -5);
GraphicsContainer cnt = ig.BeginContainer();
ig.SmoothingMode = SmoothingMode.HighQuality;
ig.RotateTransform(5);
ig.FillEllipse(new SolidBrush(Color.Orange), 100, 100, 80, 40);
ig.DrawRectangle(new Pen(Color.Orange, 2), 60, 80, 40, 40);
GraphicsContainer cnt2 = ig.BeginContainer();
ig.SmoothingMode = SmoothingMode.None;
ig.RotateTransform(5);
ig.ScaleTransform(1.1f, 1.2f);
ig.FillEllipse(new SolidBrush(Color.YellowGreen), 130, 180, 80, 40);
ig.DrawRectangle(new Pen(Color.YellowGreen, 2.7f), 62, 80, 40, 40);
GraphicsContainer cnt3 = ig.BeginContainer();
ig.SmoothingMode = SmoothingMode.HighQuality;
Matrix mm = new Matrix();
mm.Shear(0.3f, 0f);
ig.Transform = mm;
ig.FillEllipse(new SolidBrush(Color.Green), 180, 120, 80, 40);
ig.DrawRectangle(new Pen(Color.Green, 2), 62, 84, 40, 40);
ig.EndContainer(cnt3);
ig.EndContainer(cnt2);
ig.FillEllipse(new SolidBrush(Color.Blue), 120, 150, 80, 40);
ig.DrawRectangle(new Pen(Color.Blue, 2), 64, 80, 40, 40);
ig.EndContainer(cnt);
ig.FillEllipse(new SolidBrush(Color.Indigo), 80, 210, 80, 40);
ig.DrawRectangle(new Pen(Color.Indigo, 2), 66, 80, 40, 40);
ig.DrawRectangle(new Pen(Color.White, 2), 270, 30, 50, 40);
ig.ResetTransform();
ig.DrawRectangle(new Pen(Color.White, 2), 270, 30, 50, 40);
}
else if (s == "Lines")
{
ig.SmoothingMode = SmoothingMode.AntiAlias;
Pen ow = new Pen(Color.Purple, 12.6f);
ow.EndCap = LineCap.Round;
ow.StartCap = LineCap.Round;
ow.MiterLimit = 6f;
ow.LineJoin = LineJoin.Miter;
ig.SmoothingMode = SmoothingMode.None;
Pen tp = new Pen(Color.Red, 2.7f);
tp.DashStyle = DashStyle.DashDot;
ig.DrawLine(tp, 70, 20, 190, 20);
tp.DashStyle = DashStyle.Dash;
ig.DrawLine(tp, 70, 30, 190, 30);
tp.DashStyle = DashStyle.Custom;
tp.DashPattern = new float[] { 1, 8, 2, 2 };
ig.DrawLine(tp, 70, 40, 190, 40);
ig.SmoothingMode = SmoothingMode.AntiAlias;
PointF[] pts = new PointF[4];
pts[0] = new PointF(20, 50);
pts[1] = new PointF(30, 90);
pts[2] = new PointF(65, 60);
pts[3] = new PointF(50, 40);
ig.DrawLines(ow, pts);
Point[] polly = new Point[]
{
new Point(200, 40),
new Point(220, 140),
new Point(240, 100),
new Point(290, 70),
new Point(230, 10)
};
ig.DrawPolygon(tp, polly);
//arrows
Pen arr = new Pen(Color.DarkGoldenrod, 5.7f);
{
arr.Width = 2;
arr.StartCap = System.Drawing.Drawing2D.LineCap.ArrowAnchor;
const float arrowWidth = 11.0f; // TUNE:
const float arrowHeight = 14f; // TUNE:
var arrowOutline = new System.Drawing.Drawing2D.GraphicsPath();
arrowOutline.AddLines(new PointF[] {
new PointF(-(arrowWidth / 2), -arrowHeight),
new PointF(0, 0),
new PointF((arrowWidth / 2), -arrowHeight),
new PointF(-(arrowWidth / 2), -arrowHeight)
});
var generalizationArrow = new System.Drawing.Drawing2D.CustomLineCap(null, arrowOutline);
generalizationArrow.SetStrokeCaps(System.Drawing.Drawing2D.LineCap.Round, System.Drawing.Drawing2D.LineCap.Round);
generalizationArrow.BaseInset = arrowHeight;
arr.CustomEndCap = generalizationArrow;
ig.DrawLine(arr, 0, 120, 100, 200);
}
arr.Width = 5;
AdjustableArrowCap aac = new AdjustableArrowCap(5, 3, false);
arr.EndCap = LineCap.Custom;
arr.CustomEndCap = aac;
arr.StartCap = LineCap.ArrowAnchor;
ig.DrawLine(arr, 50, 120, 150, 200);
arr.Width = 7f;
arr.EndCap = LineCap.RoundAnchor;
arr.StartCap = LineCap.SquareAnchor;
ig.DrawLine(arr, 100, 120, 200, 200);
arr.Width = 9;
arr.EndCap = LineCap.DiamondAnchor;
arr.StartCap = LineCap.ArrowAnchor;
ig.DrawLine(arr, 150, 120, 250, 200);
Point[] al = new Point[]
{
new Point(200, 100),
new Point(300, 200),
new Point(300, 150)
};
arr.Width = 9;
arr.EndCap = LineCap.DiamondAnchor;
arr.StartCap = LineCap.DiamondAnchor;
ig.DrawLines(arr, al);
}
else if (s == "Curves")
{
PointF[] bezzie = new PointF[]
{
new PointF(20, 150),
new PointF(110, 190),
new PointF(120, 200),
new PointF(50, 220),
new PointF(60, 200),
new PointF(140, 180),
new PointF(100, 160),
new PointF(180, 260),
new PointF(200, 210),
new PointF(190, 210)
};
Pen bpn = new Pen(Color.MediumSeaGreen, 2.3f);
bpn.DashStyle = DashStyle.Custom;
bpn.DashPattern = new float[] { 6, 1, 5, 2, 4, 3, 3, 4, 2, 5, 6, 1 };
ig.DrawBeziers(bpn, bezzie);
PointF[] curvy = new PointF[]
{
new PointF(130, 40),
new PointF(70, 70),
new PointF(50, 20),
new PointF(120, 120),
new PointF(150, 80),
new PointF(80, 150),
new PointF(80, 110)
};
ig.DrawCurve(new Pen(Color.Blue, 5.7f), curvy);
ig.DrawCurve(new Pen(Color.Red, 2.7f), curvy, 2, 3);
ig.DrawCurve(new Pen(Color.Yellow, 1.7f), curvy, 1f);
Point[] ccurvy = new Point[]
{
new Point(280, 30),
new Point(260, 60),
new Point(200, 20),
new Point(290, 120),
new Point(290, 80),
new Point(230, 150),
new Point(150, 50)
};
ig.DrawClosedCurve(new Pen(Color.Green, 3.7f), ccurvy, 1f, FillMode.Alternate);
ig.DrawClosedCurve(new Pen(Color.Purple, 1.7f), ccurvy, 0f, FillMode.Alternate);
Point[] fcc = new Point[]
{
new Point(160, 350),
new Point(190, 370),
new Point(130, 390),
new Point(190, 400),
new Point(195, 410),
new Point(100, 430),
new Point(160, 450)
};
ig.FillClosedCurve(new SolidBrush(Color.Red), fcc, FillMode.Winding, 1f);
ig.FillClosedCurve(new SolidBrush(Color.Aquamarine), fcc, FillMode.Alternate, .2f);
}
else if (s == "Transparency")
{
Point[] fillpoly = new Point[]
{
new Point(20, 130),
new Point(60, 90),
new Point(30, 20),
new Point(80, 20),
new Point(15, 90),
new Point(100, 50),
new Point(0, 50)
};
Color col = Color.FromArgb(96, 255, 0, 0);
ig.FillEllipse(new SolidBrush(Color.Ivory), 60, 140, 60, 30);
ig.FillPolygon(new SolidBrush(Color.Ivory), fillpoly, FillMode.Winding);
ig.TranslateTransform(10, 10);
ig.FillEllipse(new SolidBrush(col), 60, 140, 60, 30);
ig.FillPolygon(new SolidBrush(col), fillpoly, FillMode.Alternate);
ig.ResetTransform();
ig.FillPie(new SolidBrush(Color.FromArgb(100, 255, 0, 0)), 10, 200, 200, 80, 315, 90);
ig.FillPie(new SolidBrush(Color.FromArgb(100, 128, 128, 0)), 10, 200, 200, 80, 250, -90);
ig.FillPie(new SolidBrush(Color.FromArgb(100, 128, 0, 128)), 15, 205, 190, 70, 180, 270);
ig.FillPie(new SolidBrush(Color.FromArgb(100, 200, 60, 60)), 20, 210, 180, 60, 45, -270);
}
else if (s == "Fills")
{
LinearGradientBrush gbr1 = new LinearGradientBrush(new Point(0, 0), new Point(30, 20), Color.Blue, Color.Plum);
ColorBlend blend = new ColorBlend(3);
blend.Colors = new Color[] { Color.Red, Color.Yellow, Color.MediumSlateBlue };
blend.Positions = new float[] { 0, .3f, 1f };
gbr1.InterpolationColors = blend;
Point[] sp = new Point[]
{
new Point(145, 145),
new Point(305, 250),
new Point(220, 250),
new Point(180, 250)
};
ig.FillPolygon(gbr1, sp);
LinearGradientBrush gbr2 = new LinearGradientBrush(new Point(0, 0), new Point(10, 20), Color.WhiteSmoke, Color.CornflowerBlue);
gbr2.WrapMode = WrapMode.TileFlipXY;
Point[] sp2 = new Point[]
{
new Point(25, 205),
new Point(75, 150),
new Point(110, 110),
new Point(40, 80)
};
ig.FillPolygon(gbr2, sp2);
ig.FillRectangle(new HatchBrush(HatchStyle.DiagonalBrick, Color.Khaki, Color.Peru), 000, 5, 20, 20);
ig.FillRectangle(new HatchBrush(HatchStyle.Vertical, Color.Bisque, Color.Peru), 020, 5, 20, 20);
ig.FillRectangle(new HatchBrush(HatchStyle.DarkVertical, Color.Tan, Color.Peru), 040, 5, 20, 20);
ig.FillRectangle(new HatchBrush(HatchStyle.DiagonalCross, Color.Chocolate, Color.Peru), 060, 5, 20, 20);
ig.FillRectangle(new HatchBrush(HatchStyle.WideDownwardDiagonal, Color.BurlyWood, Color.Peru), 080, 5, 20, 20);
ig.FillRectangle(new HatchBrush(HatchStyle.LargeConfetti, Color.Wheat, Color.Peru), 100, 5, 20, 20);
ig.FillRectangle(new HatchBrush(HatchStyle.ZigZag, Color.SaddleBrown, Color.Peru), 120, 5, 20, 20);
ig.FillRectangle(new HatchBrush(HatchStyle.HorizontalBrick, Color.Linen, Color.Peru), 140, 5, 20, 20);
ig.FillRectangle(new HatchBrush(HatchStyle.LightHorizontal, Color.Maroon, Color.Peru), 160, 5, 20, 20);
ig.FillRectangle(gbr1, 200, 5, 20, 20);
ig.FillRectangle(gbr2, 220, 5, 20, 20);
ig.FillRectangle(new HatchBrush(HatchStyle.Percent05, Color.CornflowerBlue, Color.LemonChiffon), 000, 30, 20, 20);
ig.FillRectangle(new HatchBrush(HatchStyle.Percent10, Color.CornflowerBlue, Color.LemonChiffon), 020, 30, 20, 20);
ig.FillRectangle(new HatchBrush(HatchStyle.Percent20, Color.CornflowerBlue, Color.LemonChiffon), 040, 30, 20, 20);
ig.FillRectangle(new HatchBrush(HatchStyle.Percent25, Color.CornflowerBlue, Color.LemonChiffon), 060, 30, 20, 20);
ig.FillRectangle(new HatchBrush(HatchStyle.Percent30, Color.CornflowerBlue, Color.LemonChiffon), 080, 30, 20, 20);
ig.FillRectangle(new HatchBrush(HatchStyle.Percent40, Color.CornflowerBlue, Color.LemonChiffon), 100, 30, 20, 20);
ig.FillRectangle(new HatchBrush(HatchStyle.Percent50, Color.CornflowerBlue, Color.LemonChiffon), 120, 30, 20, 20);
ig.FillRectangle(new HatchBrush(HatchStyle.Percent60, Color.CornflowerBlue, Color.LemonChiffon), 140, 30, 20, 20);
ig.FillRectangle(new HatchBrush(HatchStyle.Percent70, Color.CornflowerBlue, Color.LemonChiffon), 160, 30, 20, 20);
ig.FillRectangle(new HatchBrush(HatchStyle.Percent75, Color.CornflowerBlue, Color.LemonChiffon), 180, 30, 20, 20);
ig.FillRectangle(new HatchBrush(HatchStyle.Percent80, Color.CornflowerBlue, Color.LemonChiffon), 200, 30, 20, 20);
ig.FillRectangle(new HatchBrush(HatchStyle.Percent90, Color.CornflowerBlue, Color.LemonChiffon), 220, 30, 20, 20);
}
else if (s == "Arcs/Pies")
{
//GDI does not seem to draw arcs correctly except when the ellipse is a circle.
//These arcs demonstrate the problem. SVGGraphics calculates arcs correctly.
ig.DrawArc(new Pen(Color.Black, 2.7f), 120 + 5 * 3, 120, 110 * 3, 110, 0, 240);
ig.DrawArc(new Pen(Color.Black, 2.7f), 120 + 10 * 3, 125, 100 * 3, 100, 0, 210);
ig.DrawArc(new Pen(Color.Black, 2.7f), 120 + 15 * 3, 130, 90 * 3, 90, 0, 180);
ig.DrawArc(new Pen(Color.Black, 2.7f), 120 + 20 * 3, 135, 80 * 3, 80, 0, 150);
ig.DrawArc(new Pen(Color.Black, 2.7f), 120 + 25 * 3, 140, 70 * 3, 70, 0, 120);
ig.DrawArc(new Pen(Color.Black, 2.7f), 120 + 30 * 3, 145, 60 * 3, 60, 0, 90);
ig.DrawArc(new Pen(Color.Black, 2.7f), 120 + 35 * 3, 150, 50 * 3, 50, 0, 60);
ig.DrawArc(new Pen(Color.Black, 2.7f), 120 + 40 * 3, 155, 40 * 3, 40, 0, 270);
ig.DrawPie(new Pen(Color.Pink, 2.7f), 110, 50, 100, 100, 315, 90);
ig.DrawPie(new Pen(Color.Purple, 2.7f), 110, 50, 100, 100, 250, -90);
ig.DrawPie(new Pen(Color.DarkRed, 2.7f), 115, 55, 90, 90, 180, 270);
ig.DrawPie(new Pen(Color.Red, 2.7f), 120, 60, 80, 80, 45, -270);
}
else if (s == "Text")
{
Font fnt1 = new Font("Helvetica", 12, FontStyle.Italic | FontStyle.Bold);
Font fnt2 = new Font(FontFamily.GenericMonospace, 16, FontStyle.Bold);
Font fnt3 = new Font("", 40, FontStyle.Underline);
Rectangle rc1 = new Rectangle(30, 30, 220, 20);
StringFormat fmt1 = new StringFormat();
fmt1.Alignment = StringAlignment.Near;
ig.DrawRectangle(new Pen(Color.Blue), rc1);
ig.DrawString("Text...1", fnt1, new SolidBrush(Color.DarkGreen), rc1, fmt1);
Rectangle rc2 = new Rectangle(0, 0, 120, 20);
StringFormat fmt2 = new StringFormat();
fmt2.Alignment = StringAlignment.Center;
ig.TranslateTransform(30, 160);
ig.RotateTransform(90);
ig.DrawRectangle(new Pen(Color.Blue), rc2);
ig.DrawString("Text...2", fnt2, new SolidBrush(Color.DarkGreen), rc2, fmt2);
ig.ResetTransform();
Rectangle rc3 = new Rectangle(30, 90, 300, 30);
StringFormat fmt3 = new StringFormat();
fmt3.Alignment = StringAlignment.Far;
ig.DrawRectangle(new Pen(Color.Blue), rc3);
ig.DrawString("Text...3", fnt3, new SolidBrush(Color.DarkGreen), rc3, fmt3);
//measurestring
const string mme = "MeasureString Is Impossible To Emulate";
SizeF siz = ig.MeasureString(mme, fnt1);
ig.DrawRectangle(new Pen(Color.Red), 20, 200, siz.Width, siz.Height);
siz = ig.MeasureString(mme, fnt1, 150);
ig.DrawRectangle(new Pen(Color.Orange), 20, 230, siz.Width, siz.Height);
siz = ig.MeasureString(mme, fnt1, new SizeF(150, 150), new StringFormat(StringFormatFlags.DirectionVertical));
ig.DrawRectangle(new Pen(Color.Yellow), 20, 200, siz.Width, siz.Height);
}
else if (s == "Rect-aligned Text")
{
ig.Clear(Color.White);
ig.ScaleTransform(
(float)panel1.ClientSize.Width / RectAlignedTextTest.CanvasSize,
(float)panel1.ClientSize.Height / RectAlignedTextTest.CanvasSize);
RectAlignedTextTest.DrawTest(ig);
}
else if (s == "Images")
{
Icon ike = new Icon(GetType(), "App.ico");
ig.DrawIcon(ike, 10, 10);
//ig.DrawIcon(ike, new Rectangle(270, 400, 30, 40));
Bitmap bmp = new Bitmap(GetType(), "test.bmp");
ig.DrawImage(bmp, 100f, 150f);
GraphicsContainer cnt = ig.BeginContainer();
ig.RotateTransform(5);
ig.DrawImage(bmp, 160f, 50f, 120f, 70f);
ig.EndContainer(cnt);
//ig.DrawImageUnscaled(bmp, 270, 450, 20, 20);
}
else if (s == "Path")
{
/* The following example GraphicsPath code comes from the MSDN docs on the GraphicsPathIterator class
* https://msdn.microsoft.com/en-us/library/79k451ts.aspx
*
*/
// Create a graphics path.
GraphicsPath myPath = new GraphicsPath();
// Set up primitives to add to myPath.
Point[] myPoints = { new Point(20, 20), new Point(120, 120), new Point(20, 120), new Point(20, 20) };
Rectangle myRect = new Rectangle(120, 120, 100, 100);
// Add 3 lines, a rectangle, an ellipse, and 2 markers.
myPath.AddLines(myPoints);
myPath.SetMarkers();
myPath.AddRectangle(myRect);
myPath.SetMarkers();
myPath.AddEllipse(220, 220, 100, 100);
ig.DrawPath(new Pen(Color.Black, 1.7f), myPath);
LinearGradientBrush gbr2 = new LinearGradientBrush(new Point(0, 0), new Point(10, 20), Color.WhiteSmoke, Color.CornflowerBlue);
gbr2.WrapMode = WrapMode.TileFlipXY;
ig.FillPath(gbr2, myPath);
GraphicsPath myPath2 = new GraphicsPath();
myPath2.AddLine(100, 100, 130, 120);
myPath2.AddEllipse(120, 120, 120, 140);
myPath2.AddBezier(130, 160, 170, 160, 150, 130, 200, 110);
ig.DrawPath(new Pen(Color.Blue, 1.7f), myPath2);
}
else if (s == "Path 2 (Slow)")
{
SolidBrush mySolidBrush = new SolidBrush(Color.Aqua);
GraphicsPath myGraphicsPath = new GraphicsPath();
Point[] myPointArray =
{
new Point(15, 20),
new Point(20, 40),
new Point(50, 30)
};
FontFamily myFontFamily = new FontFamily("Times New Roman");
PointF myPointF = new PointF(50, 20);
StringFormat myStringFormat = new StringFormat();
myGraphicsPath.AddArc(0, 0, 30, 20, -90, 180);
myGraphicsPath.AddCurve(myPointArray);
myGraphicsPath.AddString("a string in a path filled", myFontFamily,
0, 24, myPointF, myStringFormat);
myGraphicsPath.AddPie(230, 10, 40, 40, 40, 110);
ig.FillPath(mySolidBrush, myGraphicsPath);
ig.DrawPath(new Pen(Color.Green, 1.7f), myGraphicsPath);
}
else
{
throw new NotImplementedException();
}
}
public void Paint(Graphics graphics, IDrawingSurface layer, ITile iTile, bool isPrint)
{
if (!m_enabled)
{
return;
}
//LibSys.StatusBar.Trace("Track::Paint() - " + m_trackpoints.Count + " : " + Name);
int prevX = 0;
int prevY = 0;
int arrowWingsTrk = Math.Max(15, (int)(7.0f * TrackPalette.penTrackThickness));
int arrowWingsRte = Math.Max(18, (int)(9.0f * TrackPalette.penRouteThickness));
float trackThicknessFactor = TrackPalette.penTrackThickness / 2.0f;
Pen penHighlight = new Pen(Color.Red, 3.0f * trackThicknessFactor);
Pen penHighlight2 = new Pen(Color.Yellow, 3.0f * trackThicknessFactor);
int diam = (int)Math.Ceiling(4.0f * trackThicknessFactor);
int rad = diam / 2;
Waypoint _lastHighlightedWaypoint = null;
int step = getStep(this, layer.getCameraElevation());
bool doDrawPoints = Project.drawTrackpoints && (layer.getCameraElevation() < DRAW_POINT_TRESHOLD);
int pointCount = 0;
int lastArrowCount = 0;
// Point tailPoint = Point.Empty;
Point lastArrowPoint = Point.Empty;
// prepare default brushes/pens, with either random or preset color:
Brush trkBrush = getBrush(); // filled circles, arrow heads
Pen trkPen = getTrackPen(); // lines
Pen rtePen = getRoutePen(); // lines
Pen rteTrkPen;
// square (flat) Cap is a pain in neck; this kind of works:
GraphicsPath objPath = new GraphicsPath();
// objPath.AddRectangle(new Rectangle(0, -1, 0, 0));
CustomLineCap squareCap = new System.Drawing.Drawing2D.CustomLineCap(objPath, null, LineCap.Flat);
squareCap.WidthScale = 0.0f;
bool skipOne;
for (int i = 0; i < m_trackpoints.Count; i += step)
{
skipOne = false;
try
{
Waypoint wp1 = (Waypoint)m_trackpoints.GetByIndex(i);
bool doDrawThisPoint = doDrawPoints;
if (wp1.ThumbImage != null)
{
skipOne = true; // draw and move to next trackpoint; keep in sync with the stepping logic
}
pointCount++;
Waypoint wp2 = null;
if (i != m_trackpoints.Count - 1 && (i + step) < m_trackpoints.Count) // last point
{
wp2 = (Waypoint)m_trackpoints.GetByIndex(i + step);
}
if (!layer.insideScreenRectangle(wp1.Location) && wp2 != null && !layer.insideScreenRectangle(wp2.Location))
{
goto nextLoop;
}
Point p1 = isPrint ? layer.toPixelLocationPrint(wp1.Location, iTile) : layer.toPixelLocation(wp1.Location, iTile);
// if(tailPoint.IsEmpty)
// {
// tailPoint = p1;
// }
int dd = diam;
bool staying = false;
bool doHighlight = false;
bool hasContent = wp1.hasContent;
bool hasUrl = wp1.Url != null && wp1.Url.Length > 0;
string stayLbl = "";
if (TimeFilter.Enabled)
{
doHighlight = TimeFilter.passes(wp1.DateTime);
if (!doHighlight && TimeFilter.beforeFrom(wp1.DateTime))
{
// in case it doesn't pass directly, but we are in the middle of the track
// and the time filter boundaries are between this point and next point,
// we highlight both points because we are sitting there at this time.
if (i > 0 && wp2 != null) // mid-track
{
if (TimeFilter.afterTo(wp2.DateTime))
{
doHighlight = true;
dd *= 3;
staying = true;
DateTime wp2LocalTime = Project.zuluToLocal(wp2.DateTime);
stayLbl = "staying till " + wp2LocalTime.TimeOfDay;
}
}
}
}
if (SelectFilter.Enabled)
{
doHighlight = SelectFilter.passes(wp1);
dd = 2;
}
if (doHighlight)
{
if (_lastHighlightedWaypoint == null)
{
_lastHighlightedWaypoint = wp1;
}
graphics.DrawEllipse(penHighlight, p1.X - dd, p1.Y - dd, dd * 2, dd * 2);
if (staying)
{
int x = p1.X + 10;
int y = p1.Y - dd * 2;
Font font = Project.getLabelFont(Project.FONT_SIZE_REGULAR + 2);
if (Project.waypointUseShadow)
{
graphics.DrawString(stayLbl, font, Project.blackBrush, x, y);
graphics.DrawString(stayLbl, font, Project.blackBrush, x + 2, y);
graphics.DrawString(stayLbl, font, Project.blackBrush, x, y - 2);
graphics.DrawString(stayLbl, font, Project.blackBrush, x + 2, y - 2);
}
graphics.DrawString(stayLbl, font, Project.whiteBrush, x + 1, y - 1);
}
}
if (hasUrl)
{
graphics.DrawEllipse(penHighlight2, p1.X - 4, p1.Y - 4, 8, 8);
}
if (hasContent)
{
if (!hasUrl)
{
graphics.DrawEllipse(Pens.Cyan, p1.X - 4, p1.Y - 4, 8, 8);
}
graphics.DrawEllipse(penHighlight, p1.X - 2, p1.Y - 2, 4, 4);
}
if (hasUrl || hasContent || (wp2 == null && (i == 0 || !Project.makeRouteMode))) // last point
{
int offsetX = 0;
int offsetY = 0;
if (isPrint)
{
Point pixelPosPrint = layer.toPixelLocationPrint(wp1.Location, null);
Point pixelPosDispl = wp1.PixelLocation;
offsetX = pixelPosPrint.X - pixelPosDispl.X;
offsetY = pixelPosPrint.Y - pixelPosDispl.Y;
}
wp1.PaintLabel(graphics, layer, iTile, isPrint, offsetX, offsetY);
}
if (wp2 != null) // not the last point
{
Point p2 = isPrint ? layer.toPixelLocationPrint(wp2.Location, iTile) : layer.toPixelLocation(wp2.Location, iTile);
bool thickPen = false;
if (m_isRoute)
{
rteTrkPen = rtePen;
}
else
{
if (Project.trackElevColor)
{
double elevRange = ElevMax - ElevMin;
if (elevRange > 1.0d && elevRange < 20000.0d)
{
double elevFactor = elevRange / 256.0d;
double elev = wp2.Location.Elev;
int r = (int)((elev - ElevMin) / elevFactor);
if (r > 255)
{
r = 255;
}
int b = 255 - r;
int g = (255 - (r > b ? r : b)) * 2; // will be high where R and B are close to equal, amounts to cyan
Color legColor = Color.FromArgb(r, g, b);
trkBrush = new SolidBrush(legColor);
trkPen = new Pen(trkBrush, (r > 250 ? 5.0f : 3.0f) * trackThicknessFactor);
thickPen = true;
}
}
else if (Project.trackSpeedColor)
{
double speedRange = SpeedMax - SpeedMin;
if (speedRange > 1000.0d && speedRange < 1000000000.0d)
{
double speedFactor = speedRange / 256.0d;
double speed = wp2.Speed;
int r = (int)((speed - SpeedMin) / speedFactor);
if (r > 255)
{
r = 255;
}
int b = 255 - r;
int g = (255 - (r > b ? r : b)) * 2; // will be high where R and B are close to equal, amounts to cyan
Color legColor = Color.FromArgb(r, g, b);
trkBrush = new SolidBrush(legColor);
trkPen = new Pen(trkBrush, (r > 250 ? 5.0f : 3.0f) * trackThicknessFactor);
thickPen = true;
}
}
rteTrkPen = doHighlight ? penHighlight : trkPen;
}
int dltaX = p2.X - p1.X;
int dltaY = p2.Y - p1.Y;
double lenSq = dltaX * dltaX + dltaY * dltaY;
int dlta2X = p2.X - lastArrowPoint.X;
int dlta2Y = p2.Y - lastArrowPoint.Y;
double lenSq2 = dlta2X * dlta2X + dlta2Y * dlta2Y;
if (lenSq2 > 10000.0d || lenSq > 900.0d) // big enough to hold arrow?
{
float arrowWidth = thickPen ? 4 : 3;
float arrowHeight = 6;
bool arrowFill = true;
rteTrkPen.CustomEndCap = new AdjustableArrowCap(arrowWidth, arrowHeight, arrowFill);
lastArrowCount = pointCount;
lastArrowPoint = p2;
// tailPoint = p2;
//doDrawThisPoint = false;
}
else
{
// no cap - null doesn't work here
rteTrkPen.CustomEndCap = squareCap;
}
graphics.DrawLine(rteTrkPen, p1, p2);
if (doDrawThisPoint && diam > 2)
{
graphics.FillEllipse(trkBrush, p2.X - rad, p2.Y - rad, diam, diam);
}
if (i == 0)
{
int offsetX = 0;
int offsetY = 0;
if (isPrint)
{
Point pixelPosPrint = layer.toPixelLocationPrint(wp1.Location, null);
Point pixelPosDispl = wp1.PixelLocation;
offsetX = pixelPosPrint.X - pixelPosDispl.X;
offsetY = pixelPosPrint.Y - pixelPosDispl.Y;
}
wp1.PaintLabel(graphics, layer, iTile, isPrint, offsetX, offsetY);
prevX = p1.X;
prevY = p1.Y;
}
else if ((p1.X - prevX) * (p1.X - prevX) + (p1.Y - prevY) * (p1.Y - prevY) > 900)
{
if (Project.showTrackpointNumbers)
{
// call simplified PaintLabel, not regular one:
PaintLabel(graphics, wp1.Name, p1.X, p1.Y, isPrint);
}
prevX = p1.X;
prevY = p1.Y;
}
}
else if (doDrawThisPoint)
{
graphics.FillEllipse(trkBrush, p1.X - rad, p1.Y - rad, diam, diam);
}
}
catch (Exception e)
{
LibSys.StatusBar.Error("Track::Paint() - " + e.Message);
}
nextLoop:
if (skipOne)
{
i -= (step - 1); // move to the next trackpoint
continue;
}
int pointsLeft = m_trackpoints.Count - i;
if (pointsLeft > 1 && pointsLeft < step)
{
step = pointsLeft - 2;
if (step < 1)
{
step = 1;
}
}
}
if (Project.thumbDoDisplay)
{
SortedList ppts = Project.mainCommand.getWaypointsWithThumbs(m_id);
for (int i = 0; i < ppts.Count; i++)
{
Waypoint wpt = (Waypoint)ppts.GetByIndex(i);
Pen thumbBorderPen = Pens.Blue;
Pen thumbCornerPen = new Pen(Color.Blue, 3.0f);
int width = wpt.ThumbImage.Width;
int height = wpt.ThumbImage.Height;
Point p1 = isPrint ? layer.toPixelLocationPrint(wpt.Location, iTile) : layer.toPixelLocation(wpt.Location, iTile);
switch (wpt.ThumbPosition)
{
case 0: // top right
graphics.DrawImage(wpt.ThumbImage, p1.X, p1.Y - height, width, height);
graphics.DrawRectangle(thumbBorderPen, p1.X, p1.Y - height, width - 1, height - 1);
graphics.DrawLine(thumbCornerPen, p1.X + 2, p1.Y, p1.X + 2, p1.Y - 10);
graphics.DrawLine(thumbCornerPen, p1.X, p1.Y - 2, p1.X + 10, p1.Y - 2);
break;
case 1: // center
default:
graphics.DrawImage(wpt.ThumbImage, p1.X - width / 2, p1.Y - height / 2, width, height);
graphics.DrawRectangle(thumbBorderPen, p1.X - width / 2, p1.Y - height / 2, width - 1, height - 1);
break;
}
int offsetX = 0;
int offsetY = 0;
if (isPrint)
{
Point pixelPosPrint = layer.toPixelLocationPrint(wpt.Location, null);
Point pixelPosDispl = wpt.PixelLocation;
offsetX = pixelPosPrint.X - pixelPosDispl.X;
offsetY = pixelPosPrint.Y - pixelPosDispl.Y;
}
wpt.PaintLabel(graphics, layer, iTile, isPrint, offsetX, offsetY);
}
}
if (_lastHighlightedWaypoint != null)
{
lastHighlightedWaypoint = _lastHighlightedWaypoint;
}
}
public static CustomLineCap drawTriangleCap()
{
GraphicsPath hPath = new GraphicsPath();
hPath.AddLine(new Point(-5, -5), new Point(5, -5));
hPath.AddLine(new Point(5, -5), new Point(0, 0));
hPath.AddLine(new Point(0, 0), new Point(-5, -5));
hPath.CloseFigure();
CustomLineCap cap = new CustomLineCap(null, hPath);
//g.FillRegion(Brushes.White, new Region(hPath));
return cap;
}
//one to Many cap, the "Many" side arrow
public static CustomLineCap drawDoubleArrow()
{
GraphicsPath hPath = new GraphicsPath();
//hPath.AddLine(new Point(-5, -5), new Point(5, -5));
hPath.AddLine(new Point(5, -5), new Point(0, 0));
hPath.AddLine(new Point(-5, -5), new Point(0,0));
hPath.AddLine(new Point(0, 0), new Point(0, -5));
hPath.AddLine(new Point(-5, -10), new Point(0, -5));
hPath.AddLine(new Point(5, -10), new Point(0,-5));
CustomLineCap cap = new CustomLineCap(null, hPath);
//cap.SetStrokeCaps(LineCap.Round, LineCap.Round);
return cap;
}
public static CustomLineCap drawDiamondCap()
{
GraphicsPath hPath = new GraphicsPath();
hPath.AddLine(new Point(0, 0), new Point(-5, -7));
hPath.AddLine(new Point(-5, -7), new Point(0, -14));
hPath.AddLine(new Point(0, -14), new Point(5, -7));
hPath.AddLine(new Point(5, -7), new Point(0, 0));
hPath.CloseFigure();
CustomLineCap cap = new CustomLineCap(null, hPath);
//g.FillPath(Brushes.Black, hPath);
return cap;
}
private static void DeserializeLineCap(SerializationInfo info, string label, out LineCap lineCap, out CustomLineCap customLineCap)
{
lineCap = (LineCap)info.GetInt32(label + "Cap");
customLineCap = null;
if (lineCap != LineCap.Custom)
return;
customLineCap = (CustomLineCap)info.GetValue("Custom" + label + "Cap", typeof(CustomLineCap));
}
internal static void DrawConnectors(Graphics graphics, Pen pen, Point[] points, Size connectorCapSize, Size maxCapSize, LineAnchor startConnectorCap, LineAnchor endConnectorCap)
{
if (points.GetLength(0) >= 2)
{
GraphicsPath path = null;
float capinset = 0f;
if (startConnectorCap != LineAnchor.None)
{
Point[] pointArray = new Point[] { points[0], points[1] };
int num2 = (pointArray[0].Y == pointArray[1].Y) ? connectorCapSize.Width : connectorCapSize.Height;
num2 += num2 % 2;
num2 = Math.Min(Math.Min(num2, maxCapSize.Width), maxCapSize.Height);
path = GetLineCap(startConnectorCap, num2, out capinset);
if (((path != null) && ((startConnectorCap % LineAnchor.ArrowAnchor) == LineAnchor.None)) && ((pointArray[0].X == pointArray[1].X) || (pointArray[0].Y == pointArray[1].Y)))
{
Matrix transform = graphics.Transform;
graphics.TranslateTransform((float) pointArray[0].X, (float) pointArray[0].Y);
if (pointArray[0].Y == pointArray[1].Y)
{
graphics.RotateTransform((pointArray[0].X < pointArray[1].X) ? 90f : 270f);
}
else
{
graphics.RotateTransform((pointArray[0].Y < pointArray[1].Y) ? 180f : 0f);
}
using (Brush brush = new SolidBrush(pen.Color))
{
graphics.FillPath(brush, path);
graphics.DrawPath(pen, path);
}
graphics.Transform = (transform != null) ? transform : new Matrix();
}
}
GraphicsPath path2 = null;
float num3 = 0f;
if (endConnectorCap != LineAnchor.None)
{
Point[] pointArray2 = new Point[] { points[points.GetLength(0) - 2], points[points.GetLength(0) - 1] };
int num4 = (pointArray2[0].Y == pointArray2[1].Y) ? connectorCapSize.Width : connectorCapSize.Height;
num4 += num4 % 2;
num4 = Math.Min(Math.Min(num4, maxCapSize.Width), maxCapSize.Height);
path2 = GetLineCap(endConnectorCap, num4, out num3);
if (((path2 != null) && ((endConnectorCap % LineAnchor.ArrowAnchor) == LineAnchor.None)) && ((pointArray2[0].X == pointArray2[1].X) || (pointArray2[0].Y == pointArray2[1].Y)))
{
Matrix matrix2 = graphics.Transform;
graphics.TranslateTransform((float) pointArray2[1].X, (float) pointArray2[1].Y);
if (pointArray2[0].Y == pointArray2[1].Y)
{
graphics.RotateTransform((pointArray2[0].X < pointArray2[1].X) ? 270f : 90f);
}
else
{
graphics.RotateTransform((pointArray2[0].Y < pointArray2[1].Y) ? 0f : 180f);
}
using (Brush brush2 = new SolidBrush(pen.Color))
{
graphics.FillPath(brush2, path2);
graphics.DrawPath(pen, path2);
}
graphics.Transform = (matrix2 != null) ? matrix2 : new Matrix();
}
}
if (path != null)
{
CustomLineCap cap = new CustomLineCap(null, path) {
WidthScale = 1f / pen.Width,
BaseInset = capinset
};
pen.CustomStartCap = cap;
}
if (path2 != null)
{
CustomLineCap cap2 = new CustomLineCap(null, path2) {
WidthScale = 1f / pen.Width,
BaseInset = num3
};
pen.CustomEndCap = cap2;
}
graphics.DrawLines(pen, points);
if (path != null)
{
CustomLineCap customStartCap = pen.CustomStartCap;
pen.StartCap = LineCap.Flat;
customStartCap.Dispose();
}
if (path2 != null)
{
CustomLineCap customEndCap = pen.CustomEndCap;
pen.EndCap = LineCap.Flat;
customEndCap.Dispose();
}
}
}