| public IsOutlineVisible ( Point point, Pen pen ) : bool | ||
| point | Point | |
| pen | Pen | |
| return | bool | |
public override bool ClickableAt(int x, int y)
{
Rectangle rect = GuiRectangle.GetGuiRectangle(Left, Top, Width, Height);
int lineThickness = GetFieldValueAsInt(FieldType.LINE_THICKNESS) + 10;
Color fillColor = GetFieldValueAsColor(FieldType.FILL_COLOR);
// If we clicked inside the rectangle and it's visible we are clickable at.
if (!Color.Transparent.Equals(fillColor))
{
if (Contains(x, y))
{
return true;
}
}
// check the rest of the lines
if (lineThickness > 0)
{
using (Pen pen = new Pen(Color.White, lineThickness))
{
using (GraphicsPath path = new GraphicsPath())
{
path.AddEllipse(rect);
return path.IsOutlineVisible(x, y, pen);
}
}
}
else
{
return false;
}
}
public bool HitTest(Point p)
{
GraphicsPath gp = new GraphicsPath();
Matrix mtx = new Matrix();
Pen pen = new Pen(el.BorderColor, el.BorderWidth + 4);
pen.StartCap = el.StartCap;
pen.EndCap = el.EndCap;
gp.AddLine(el.Point1, el.Point2);
gp.Transform(mtx);
//Rectangle retGp = Rectangle.Round(gp.GetBounds());
return gp.IsOutlineVisible (p, pen);
}
public override bool ClickableAt(int x, int y)
{
int lineThickness = GetFieldValueAsInt(FieldType.LINE_THICKNESS) +5;
if (lineThickness > 0) {
using (Pen pen = new Pen(Color.White)) {
pen.Width = lineThickness;
GraphicsPath path = new GraphicsPath();
path.AddLine(this.Left, this.Top, this.Left + this.Width, this.Top + this.Height);
return path.IsOutlineVisible(x,y, pen);
}
} else {
return false;
}
}
/// <summary>
/// Determine if the specified screen point lies inside the bounding box of this
/// <see cref="LineObj"/>.
/// </summary>
/// <remarks>The bounding box is calculated assuming a distance
/// of <see cref="GraphPane.Default.NearestTol"/> pixels around the arrow segment.
/// </remarks>
/// <param name="pt">The screen point, in pixels</param>
/// <param name="pane">
/// A reference to the <see cref="PaneBase"/> object that is the parent or
/// owner of this object.
/// </param>
/// <param name="g">
/// A graphic device object to be drawn into. This is normally e.Graphics from the
/// PaintEventArgs argument to the Paint() method.
/// </param>
/// <param name="scaleFactor">
/// The scaling factor to be used for rendering objects. This is calculated and
/// passed down by the parent <see cref="GraphPane"/> object using the
/// <see cref="PaneBase.CalcScaleFactor"/> method, and is used to proportionally adjust
/// font sizes, etc. according to the actual size of the graph.
/// </param>
/// <returns>true if the point lies in the bounding box, false otherwise</returns>
override public bool PointInBox( PointF pt, PaneBase pane, Graphics g, float scaleFactor )
{
if ( ! base.PointInBox(pt, pane, g, scaleFactor ) )
return false;
// transform the x,y location from the user-defined
// coordinate frame to the screen pixel location
PointF pix = _location.TransformTopLeft( pane );
PointF pix2 = _location.TransformBottomRight( pane );
float tolerance = (float)GraphPane.Default.NearestTol * 2.0F;
// nicksh: "GraphicsPath.IsOutlineVisible" can be slow, so do a first check to see if
// the point is at all near this Line.
var boundingBox = new RectangleF(Math.Min(pix.X, pix2.X), Math.Min(pix.Y, pix2.Y),
Math.Abs(pix.X - pix2.X), Math.Abs(pix.Y - pix2.Y));
boundingBox.Inflate(tolerance, tolerance);
if (!boundingBox.Contains(pt))
{
return false;
}
using ( Pen pen = new Pen( Color.Black, tolerance))
{
using ( GraphicsPath path = new GraphicsPath() )
{
path.AddLine( pix, pix2 );
return path.IsOutlineVisible( pt, pen );
}
}
}
//Gets the path intercept of a line drawn from inside a graphicspath outwards
//Path should be flattened before passing to this procedure
public static PointF GetPathIntercept(PointF startPoint,PointF endPoint,GraphicsPath path,Pen outlinePen,RectangleF internalRectangle)
{
float x = 0;
float y = 0;
float xStep;
float yStep;
bool useInternal;
//useInternal = ! internalRectangle.IsEmpty;
useInternal = false;
//work out interval in steps
xStep = ((startPoint.X <= endPoint.X) ? 1.0F : -1.0F);
yStep = ((startPoint.Y <= endPoint.Y) ? 1.0F : -1.0F);
float gradient = (endPoint.Y - startPoint.Y) / (endPoint.X - startPoint.X);
float reverseGradient = 1 / gradient;
//Loop making smaller and smaller step adjustments, longer processing time but more accuracy
while (xStep != 0)
{
//Check for vertical line
if (startPoint.X != endPoint.X)
{
//Step through each value of x, determining y and checking if outline visible
for (x = startPoint.X; ((startPoint.X < endPoint.X) ? x <= endPoint.X : x >= endPoint.X); x += xStep)
{
//calculate Y
//y = Convert.ToSingle((gradient * (x - startPoint.X)) + startPoint.Y);
y = (gradient * (x - startPoint.X)) + startPoint.Y;
//check if we have hit the outline
if (path.IsOutlineVisible(x, y, outlinePen)) return new PointF(x, y);
if (useInternal && internalRectangle.Contains(x,y)) break;
}
}
//Try stepping through each value of y, this is for a line with a high gradient
//where a small change in x produces a large change in y
//therefore try small changes in y and work out x
//Step through each value of y, determining x and checking if outline visible
if (startPoint.Y != endPoint.Y)
{
for (y = startPoint.Y; ((startPoint.Y < endPoint.Y) ? y <= endPoint.Y : y >= endPoint.Y); y += yStep)
{
//calculate X
//x = Convert.ToSingle((reverseGradient * (y - startPoint.Y) + startPoint.X));
x = (reverseGradient * (y - startPoint.Y) + startPoint.X);
//check if we have hit the outline
if (path.IsOutlineVisible(x, y, outlinePen)) return new PointF(x, y);
if (useInternal && internalRectangle.Contains(x,y)) break;
}
}
//Make smaller steps if havent found intercept
xStep += ((startPoint.X <= endPoint.X)? -0.25F : 0.25F);
yStep += ((startPoint.Y <= endPoint.Y)? -0.25F : 0.25F);
}
return startPoint;
}
/// <summary>
/// Determine if the specified screen point lies inside the bounding box of this
/// <see cref="LineObj"/>.
/// </summary>
/// <remarks>The bounding box is calculated assuming a distance
/// of <see cref="GraphPane.Default.NearestTol"/> pixels around the arrow segment.
/// </remarks>
/// <param name="pt">The screen point, in pixels</param>
/// <param name="pane">
/// A reference to the <see cref="PaneBase"/> object that is the parent or
/// owner of this object.
/// </param>
/// <param name="g">
/// A graphic device object to be drawn into. This is normally e.Graphics from the
/// PaintEventArgs argument to the Paint() method.
/// </param>
/// <param name="scaleFactor">
/// The scaling factor to be used for rendering objects. This is calculated and
/// passed down by the parent <see cref="GraphPane"/> object using the
/// <see cref="PaneBase.CalcScaleFactor"/> method, and is used to proportionally adjust
/// font sizes, etc. according to the actual size of the graph.
/// </param>
/// <returns>true if the point lies in the bounding box, false otherwise</returns>
public override bool PointInBox(PointF pt, PaneBase pane, Graphics g, float scaleFactor)
{
if (! base.PointInBox(pt, pane, g, scaleFactor))
return false;
// transform the x,y location from the user-defined
// coordinate frame to the screen pixel location
PointF pix = _location.TransformTopLeft(pane);
PointF pix2 = _location.TransformBottomRight(pane);
using (var pen = new Pen(Color.Black, (float) GraphPane.Default.NearestTol*2.0F))
{
using (var path = new GraphicsPath())
{
path.AddLine(pix, pix2);
return path.IsOutlineVisible(pt, pen);
}
}
}
[Category ("NotWorking")] // looks buggy - reported to MS as FDBK50868
public void IsOutlineVisible_Line_End ()
{
// horizontal line
using (GraphicsPath gp = new GraphicsPath ()) {
gp.AddLine (10, 1, 14, 1);
Assert.IsFalse (gp.IsOutlineVisible (14, 1, Pens.Red, null), "Int1h");
Assert.IsFalse (gp.IsOutlineVisible (13.5f, 1.0f, Pens.Red, null), "Float1h");
Assert.IsTrue (gp.IsOutlineVisible (13.4f, 1.0f, Pens.Red, null), "Float2h");
Assert.IsFalse (gp.IsOutlineVisible (new Point (14, 1), Pens.Red, null), "Point1h");
Assert.IsFalse (gp.IsOutlineVisible (new PointF (13.5f, 1.0f), Pens.Red, null), "PointF1h");
Assert.IsTrue (gp.IsOutlineVisible (new PointF (13.49f, 1.0f), Pens.Red, null), "PointF2h");
}
// vertical line
using (GraphicsPath gp = new GraphicsPath ()) {
gp.AddLine (1, 10, 1, 14);
Assert.IsFalse (gp.IsOutlineVisible (1, 14, Pens.Red, null), "Int1v");
Assert.IsFalse (gp.IsOutlineVisible (1.0f, 13.5f, Pens.Red, null), "Float1v");
Assert.IsTrue (gp.IsOutlineVisible (1.0f, 13.4f, Pens.Red, null), "Float2v");
Assert.IsFalse (gp.IsOutlineVisible (new Point (1, 14), Pens.Red, null), "Point1v");
Assert.IsFalse (gp.IsOutlineVisible (new PointF (1.0f, 13.5f), Pens.Red, null), "PointF1v");
Assert.IsTrue (gp.IsOutlineVisible (new PointF (1.0f, 13.49f), Pens.Red, null), "PointF2v");
}
}
private void IsOutlineVisible_Line (Graphics graphics)
{
Pen p2 = new Pen (Color.Red, 3.0f);
using (GraphicsPath gp = new GraphicsPath ()) {
gp.AddLine (10, 1, 14, 1);
Assert.IsTrue (gp.IsOutlineVisible (10, 1, Pens.Red, graphics), "Int1");
Assert.IsTrue (gp.IsOutlineVisible (10, 2, p2, graphics), "Int2");
Assert.IsFalse (gp.IsOutlineVisible (10, 2, Pens.Red, graphics), "Int3");
Assert.IsTrue (gp.IsOutlineVisible (11.0f, 1.0f, Pens.Red, graphics), "Float1");
Assert.IsTrue (gp.IsOutlineVisible (11.0f, 1.0f, p2, graphics), "Float2");
Assert.IsFalse (gp.IsOutlineVisible (11.0f, 2.0f, Pens.Red, graphics), "Float3");
Point pt = new Point (12, 2);
Assert.IsFalse (gp.IsOutlineVisible (pt, Pens.Red, graphics), "Point1");
Assert.IsTrue (gp.IsOutlineVisible (pt, p2, graphics), "Point2");
pt.Y = 1;
Assert.IsTrue (gp.IsOutlineVisible (pt, Pens.Red, graphics), "Point3");
PointF pf = new PointF (13.0f, 2.0f);
Assert.IsFalse (gp.IsOutlineVisible (pf, Pens.Red, graphics), "PointF1");
Assert.IsTrue (gp.IsOutlineVisible (pf, p2, graphics), "PointF2");
pf.Y = 1;
Assert.IsTrue (gp.IsOutlineVisible (pf, Pens.Red, graphics), "PointF3");
}
p2.Dispose ();
}
/// <summary>
/// Performs a hit test on the <see cref="Graphic"/> at a given point.
/// </summary>
/// <param name="point">The mouse position in destination coordinates.</param>
/// <returns>
/// <b>True</b> if <paramref name="point"/> "hits" the <see cref="Graphic"/>,
/// <b>false</b> otherwise.
/// </returns>
public override bool HitTest(Point point)
{
base.CoordinateSystem = CoordinateSystem.Destination;
try
{
using (var gp = new GraphicsPath())
using (var pen = new Pen(Color.Black, HitTestDistance))
{
PointF[] pathPoints = GetCurvePoints(_points);
if (_points.IsClosed)
gp.AddClosedCurve(pathPoints);
else
gp.AddCurve(pathPoints);
return gp.IsOutlineVisible(point, pen);
}
}
finally
{
base.ResetCoordinateSystem();
}
}
public void OnMouseMove(MouseEventArgs e)
{
if (this.graph == null )
{
this.Operate = PolyOperate.Draw;
return;
}
if (((SvgElement) this.graph).ParentNode == null)
{
this.Operate = PolyOperate.Draw;
return;
}
if ((Control.ModifierKeys & Keys.Control) == Keys.Control || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom11) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom14) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom15))
{
addBegin =false;
addEnd =false;
}
if (isKeydown((int)ItopVector.Core.Win32.Enum.VirtualKeys.VK_B) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom13))
{
addBegin =true;
addEnd =false;
}
else if (isKeydown((int)ItopVector.Core.Win32.Enum.VirtualKeys.VK_E) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom12))
{
addEnd =true;
addBegin=false;
}
if(addEnd || addBegin)
{
this.Operate = PolyOperate.Draw;
return;
}
if (e.Button == MouseButtons.None)
{
this.win32.hdc = this.win32.W32GetDC(this.mouseAreaControl.Handle);
this.win32.W32SetROP2(7);
this.win32.W32PolyDraw(this.reversePath);
this.reversePath.Reset();
this.win32.ReleaseDC();
int num4;
PointF[] tfArray1 = (PointF[]) this.points.Clone();
int num1 = 0;
this.insertindex = num4 = -1;
this.moveindex = num4;
GraphicsPath path1 = new GraphicsPath();
Pen pen1 = new Pen(Color.Beige, 4f);
PointF[] tfArray3 = tfArray1;
for (int num5 = 0; num5 < tfArray3.Length; num5++)
{
PointF tf1 = tfArray3[num5];
RectangleF ef1 = new RectangleF(tf1.X - 2f, tf1.Y - 2f, 4f, 4f);
if (ef1.Contains((PointF) new Point(e.X, e.Y)))
{
this.moveindex = num1;
if ((Control.ModifierKeys & Keys.Control) == Keys.Control || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom11) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom14))
{
if (((Control.ModifierKeys & Keys.Alt) == Keys.Alt || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom11)) && this.graph is Polyline && num5 > 0 && num5 < tfArray3.Length-1 && (this.mouseAreaControl.CurrentOperation != ToolOperation.Custom14))
{
// PointF[] tfs=new PointF[num5];
// for(int i=0;i<num5;i++)
// {
// tfs[i] = tfArray1[i];
// }
// ((Polyline) this.graph).Points = tfs;
this.Operate = PolyOperate.Break;
return;
}
else
{
this.Operate = PolyOperate.Del;
return;
}
}
this.Operate = PolyOperate.MovePoint;
return;
}
if ((num1 - 1) >= 0)
{
path1.Reset();
PointF tf2 = tfArray1[num1 - 1];
path1.AddLine(tf2, tf1);
if (path1.IsOutlineVisible(new PointF((float) e.X, (float) e.Y), pen1))
{
if (((Control.ModifierKeys & Keys.Control) == Keys.Control) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom15))
{
this.Operate = PolyOperate.Add;
}
else
{
this.Operate = PolyOperate.MovePath;
}
this.insertindex = num1;
return;
}
}
if (((num1 == (tfArray1.Length - 1)) && (this.mouseAreaControl.CurrentOperation == ToolOperation.Polygon)) && (tfArray1.Length >= 3))
{
path1.Reset();
PointF tf3 = tfArray1[0];
path1.AddLine(tf3, tf1);
if (path1.IsOutlineVisible(new PointF((float) e.X, (float) e.Y), pen1))
{
if (((Control.ModifierKeys & Keys.Control) == Keys.Control) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom11)
|| (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom12) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom13) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom14))
{
this.Operate = PolyOperate.MovePath;
}
else
{
this.Operate = PolyOperate.Add;
}
this.insertindex = num1;
return;
}
}
num1++;
}
if (((Control.ModifierKeys & Keys.Control) == Keys.Control) || (this.mouseAreaControl.CurrentOperation == ToolOperation.ShapeTransform) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom11)
|| (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom12) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom13) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom14) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom15))
{
this.Operate = PolyOperate.MovePoint;
}
else
{
this.Operate = PolyOperate.Draw;
}
if( this.operate==PolyOperate.Draw)
{
PointF pf1 =new PointF(e.X,e.Y);
PointF pf2 = this.points[points.Length -1];
PointF pf3 = pf1;
if(this.graph is Polygon)
{
pf3=points[0];
}
PointF[] array1=new PointF[3]{pf2,pf1,pf3};
this.win32.hdc = this.win32.W32GetDC(this.mouseAreaControl.Handle);
this.win32.W32SetROP2(7);
this.reversePath.Reset();
this.reversePath.AddLines(array1);
this.win32.W32PolyDraw(this.reversePath);
this.win32.ReleaseDC();
}
}
if ((e.Button != MouseButtons.Left) || !this.mousedown)
{
return;
}
this.win32.hdc = this.win32.W32GetDC(this.mouseAreaControl.Handle);
this.win32.W32SetROP2(7);
this.win32.W32PolyDraw(this.reversePath);
this.reversePath.Reset();
PointF tf4 = this.mouseAreaControl.PicturePanel.PointToView(new PointF((float) e.X, (float) e.Y));
SizeF ef2 = this.mouseAreaControl.PicturePanel.GridSize;
float single1 = ef2.Height;
float single2 = ef2.Width;
if (this.mouseAreaControl.PicturePanel.SnapToGrid)
{
int num2 = (int) ((tf4.X + (single2 / 2f)) / single2);
int num3 = (int) ((tf4.Y + (single1 / 2f)) / single1);
tf4 = (PointF) new Point((int) (num2 * single2), (int) (num3 * single1));
}
tf4 = this.mouseAreaControl.PicturePanel.PointToSystem(tf4);
//tf4 = this.mouseAreaControl.PicturePanel.PointToView(tf4);//05-16 ��
switch (this.operate)
{
case PolyOperate.MovePath:
{
PointF[] tfArray2 = (PointF[]) this.points.Clone();
Matrix matrix1 = new Matrix();
PointF tf5 = this.mouseAreaControl.PicturePanel.PointToSystem(this.startpoint);
matrix1.Translate(tf4.X - tf5.X, tf4.Y - tf5.Y);
matrix1.TransformPoints(tfArray2);
if ((tfArray2.Length < 3) || !(this.graph is Polygon))
{
this.reversePath.AddLines(tfArray2);
break;
}
this.reversePath.AddPolygon(tfArray2);
break;
}
case PolyOperate.MovePoint:
{
if ((this.moveindex >= 0) && (this.moveindex < this.points.Length))
{
if (!this.prePoint.IsEmpty)
{
this.reversePath.AddLine(this.prePoint, tf4);
}
if (!this.nextPoint.IsEmpty)
{
this.reversePath.AddLine(tf4, this.nextPoint);
}
this.reversePath.AddRectangle(new RectangleF(tf4.X - 2f, tf4.Y - 2f, 4f, 4f));
}
goto Label_04D2;
}
default:
{
goto Label_04D2;
}
}
Label_04D2:
this.win32.W32PolyDraw(this.reversePath);
this.win32.ReleaseDC();
}
public void IsOutlineVisible_Point_Pen_Graphics()
{
path = new GraphicsPath ();
path.AddRectangle (new RectangleF (10f, 10f, 300f, 300f));
path.StartFigure();
path.AddRectangle (new RectangleF (150f, 10f, 50f, 400f));
Pen pen = new Pen (Color.Red, 5);
Graphics gr = Graphics.FromImage (new Bitmap (512, 512));
gr.Clip = new Region (new Rectangle ( 5, 5, 500, 50));
Assert.IsFalse (path.IsOutlineVisible (new Point (0, 0), pen, gr));
Assert.IsFalse (path.IsOutlineVisible (new Point (40, 40), pen, gr));
Assert.IsTrue (path.IsOutlineVisible (new Point (9, 9), pen, gr));
Assert.IsFalse (path.IsOutlineVisible (new Point (400, 400), pen, gr));
Assert.IsTrue (path.IsOutlineVisible (new Point (312, 312), pen, gr));
Assert.IsFalse (path.IsOutlineVisible (new Point (313, 313), pen, gr));
Assert.IsTrue (path.IsOutlineVisible (new Point (310, 10), pen, gr));
Assert.IsTrue (path.IsOutlineVisible (new Point (310, 10), pen, null));
Assert.IsTrue (path.IsOutlineVisible (new Point (310, 210), pen, gr));
Assert.IsTrue (path.IsOutlineVisible (new Point (310, 210), pen, null));
//t.AssertCompare ();
}
public void IsOutlineVisible_Point_Pen()
{
path = new GraphicsPath ();
path.AddRectangle (new RectangleF (10f, 10f, 300f, 300f));
path.StartFigure();
path.AddRectangle (new RectangleF (150f, 10f, 50f, 400f));
Pen pen = new Pen (Color.Red, 5);
Assert.IsFalse (path.IsOutlineVisible (new Point (0, 0), pen));
Assert.IsFalse (path.IsOutlineVisible (new Point (40, 40), pen));
Assert.IsTrue (path.IsOutlineVisible (new Point (9, 9), pen));
Assert.IsFalse (path.IsOutlineVisible (new Point (400, 400), pen));
Assert.IsTrue (path.IsOutlineVisible (new Point (312, 312), pen));
Assert.IsFalse (path.IsOutlineVisible (new Point (313, 313), pen));
//t.AssertCompare ();
}
public void IsOutlineVisible_PointF_Pen_Graphics()
{
path = new GraphicsPath ();
path.AddRectangle (new RectangleF (10f, 10f, 300f, 300f));
path.StartFigure();
path.AddRectangle (new RectangleF (150f, 10f, 50f, 400f));
Pen pen = new Pen (Color.Red, 5);
Graphics gr = Graphics.FromImage (new Bitmap (512, 512));
gr.Clip = new Region (new Rectangle ( 5, 5, 500, 50));
Assert.IsFalse (path.IsOutlineVisible (new PointF (0f, 0f), pen, gr));
Assert.IsFalse (path.IsOutlineVisible (new PointF (40f, 40f), pen, gr));
Assert.IsTrue (path.IsOutlineVisible (new PointF (9f, 9f), pen, gr));
Assert.IsFalse (path.IsOutlineVisible (new PointF (400f, 400f), pen, gr));
Assert.IsTrue (path.IsOutlineVisible (new PointF (312f, 312f), pen, gr));
Assert.IsFalse (path.IsOutlineVisible (new PointF (313f, 313f), pen, gr));
//t.AssertCompare ();
}
public void IsOutlineVisible_PointF_Pen()
{
path = new GraphicsPath ();
path.AddRectangle (new RectangleF (10f, 10f, 300f, 300f));
path.StartFigure();
path.AddRectangle (new RectangleF (150f, 10f, 50f, 400f));
Pen pen = new Pen (Color.Red, 5);
Assert.IsFalse (path.IsOutlineVisible (new PointF (0f, 0f), pen));
Assert.IsFalse (path.IsOutlineVisible (new PointF (40f, 40f), pen));
Assert.IsTrue (path.IsOutlineVisible (new PointF (9f, 9f), pen));
Assert.IsFalse (path.IsOutlineVisible (new PointF (400f, 400f), pen));
Assert.IsTrue (path.IsOutlineVisible (new PointF (312f, 312f), pen));
Assert.IsFalse (path.IsOutlineVisible (new PointF (313f, 313f), pen));
//t.AssertCompare ();
}
private MousePoint GetMousePoint(GraphicsPath path, PointF point, Matrix matrix, ToolOperation operation)
{
if (operation == ToolOperation.Flip)
{
this.currentMousePoint = MousePoint.Flip;
}
RectangleF ef1 = PathFunc.GetBounds(path);
PointF[] tfArray1 = new PointF[9] { new PointF(ef1.X, ef1.Y), new PointF(ef1.X + (ef1.Width / 2f), ef1.Y), new PointF(ef1.Right, ef1.Y), new PointF(ef1.Right, ef1.Y + (ef1.Height / 2f)), new PointF(ef1.Right, ef1.Bottom), new PointF(ef1.X + (ef1.Width / 2f), ef1.Bottom), new PointF(ef1.X, ef1.Bottom), new PointF(ef1.X, ef1.Y + (ef1.Height / 2f)), new PointF(ef1.X + (ef1.Width / 2f), ef1.Y + (ef1.Height / 2f)) } ;
this.ps = tfArray1;
matrix.TransformPoints(this.ps);
// this.ps = this.ps;
RectangleF ef2 = new RectangleF(this.ps[0].X - 2f, this.ps[0].Y - 2f, 5f, 5f);
GraphicsPath path1 = new GraphicsPath();
path1.AddRectangle(ef2);
ef2 = new RectangleF(this.ps[2].X - 2f, this.ps[2].Y - 2f, 5f, 5f);
GraphicsPath path2 = new GraphicsPath();
path2.AddRectangle(ef2);
ef2 = new RectangleF(this.ps[1].X - 2f, this.ps[1].Y - 2f, 5f, 5f);
GraphicsPath path3 = new GraphicsPath();
path3.AddRectangle(ef2);
ef2 = new RectangleF(this.ps[7].X - 2f, this.ps[7].Y - 2f, 5f, 5f);
GraphicsPath path4 = new GraphicsPath();
path4.AddRectangle(ef2);
ef2 = new RectangleF(this.ps[6].X - 2f, this.ps[6].Y - 2f, 5f, 5f);
GraphicsPath path5 = new GraphicsPath();
path5.AddRectangle(ef2);
ef2 = new RectangleF(this.ps[3].X - 2f, this.ps[3].Y - 2f, 5f, 5f);
GraphicsPath path6 = new GraphicsPath();
path6.AddRectangle(ef2);
ef2 = new RectangleF(this.ps[5].X - 3f, this.ps[5].Y - 2f, 5f, 5f);
GraphicsPath path7 = new GraphicsPath();
path7.AddRectangle(ef2);
ef2 = new RectangleF(this.ps[4].X - 2f, this.ps[4].Y - 2f, 5f, 5f);
GraphicsPath path8 = new GraphicsPath();
path8.AddRectangle(ef2);
GraphicsPath path9 = new GraphicsPath();
path9.AddLine(this.ps[0], this.ps[6]);
GraphicsPath path10 = new GraphicsPath();
path10.AddLine(this.ps[2], this.ps[4]);
GraphicsPath path11 = new GraphicsPath();
path11.AddLine(this.ps[0], this.ps[2]);
GraphicsPath path12 = new GraphicsPath();
path12.AddLine(this.ps[6], this.ps[4]);
GraphicsPath path13 = new GraphicsPath();
path13.AddRectangle(new RectangleF(this.ps[0].X - 5f, this.ps[0].Y - 5f, 8f, 8f));
GraphicsPath path14 = new GraphicsPath();
path14.AddRectangle(new RectangleF(this.ps[2].X - 2f, this.ps[2].Y - 5f, 8f, 8f));
GraphicsPath path15 = new GraphicsPath();
path15.AddRectangle(new RectangleF(this.ps[4].X - 3f, this.ps[4].Y - 3f, 8f, 8f));
GraphicsPath path16 = new GraphicsPath();
path16.AddRectangle(new RectangleF(this.ps[6].X - 2f, this.ps[6].Y - 5f, 8f, 8f));
PointF tf1 = this.mouseAreaControl.CenterPoint;
GraphicsPath path17 = new GraphicsPath();
if (!tf1.IsEmpty)
{
path17.AddEllipse((float) (tf1.X - 3f), (float) (tf1.Y - 3f), (float) 6f, (float) 6f);
}
RectangleF ef3 = new RectangleF(point.X - 1f, point.Y - 1f, 2f, 2f);
GraphicsPath path18 = (GraphicsPath) path.Clone();
path.Transform(matrix);
Pen pen1 = new Pen(Color.Blue, 3f);
pen1.Alignment = PenAlignment.Center;
MousePoint point1 = MousePoint.None;
if (OperationFunc.IsSelectOperation(operation))
{
ToolOperation operation1 = operation;
if ((operation1==ToolOperation.Exceptant)||(operation1 == ToolOperation.Select) && (path.IsVisible(point) || path.IsOutlineVisible(point, pen1)))
{
return MousePoint.Translate;
}
}
else if (OperationFunc.IsTransformOperation(operation))
{
// if (path17.IsVisible(point) || path17.IsOutlineVisible(point, pen1))
// {
// point1 = MousePoint.CenterPoint;
// }
// else
if (path1.IsVisible(point) || path1.IsOutlineVisible(point, pen1))
{
point1 = MousePoint.ScaleTopLeft;
}
else if (path3.IsVisible(point) || path3.IsOutlineVisible(point, pen1))
{
point1 = MousePoint.ScaleTopMiddle;
}
else if (path2.IsVisible(point) || path2.IsOutlineVisible(point, pen1))
{
point1 = MousePoint.ScaleTopRight;
}
else if (path4.IsVisible(point) || path4.IsOutlineVisible(point, pen1))
{
point1 = MousePoint.ScaleMiddleLeft;
}
else if (path6.IsVisible(point) || path6.IsOutlineVisible(point, pen1))
{
point1 = MousePoint.ScaleMiddleRight;
}
else if (path5.IsVisible(point) || path5.IsOutlineVisible(point, pen1))
{
point1 = MousePoint.ScaleBottomLeft;
}
else if (path7.IsVisible(point) || path7.IsOutlineVisible(point, pen1))
{
point1 = MousePoint.ScaleBottomMiddle;
}
else if (path8.IsVisible(point) || path8.IsOutlineVisible(point, pen1))
{
point1 = MousePoint.ScaleBottomRight;
}
else
{
if (path9.IsVisible(point) || path9.IsOutlineVisible(point, pen1))
{
return MousePoint.SkewYLeft;
}
if (path10.IsVisible(point) || path10.IsOutlineVisible(point, pen1))
{
point1 = MousePoint.SkewYRight;
}
else if (path11.IsVisible(point) || path11.IsOutlineVisible(point, pen1))
{
point1 = MousePoint.SkewXTop;
}
else if (path12.IsVisible(point) || path12.IsOutlineVisible(point, pen1))
{
point1 = MousePoint.SkewXBottom;
}
else if (path13.IsVisible(point) || path13.IsOutlineVisible(point, pen1))
{
this.rotateindex = 6;
point1 = MousePoint.Rotate;
}
else if (path14.IsVisible(point) || path14.IsOutlineVisible(point, pen1))
{
this.rotateindex = 2;
point1 = MousePoint.Rotate;
}
else if (path15.IsVisible(point) || path15.IsOutlineVisible(point, pen1))
{
this.rotateindex = 0;
point1 = MousePoint.Rotate;
}
else if (path16.IsVisible(point) || path16.IsOutlineVisible(point, pen1))
{
this.rotateindex = 4;
point1 = MousePoint.Rotate;
}
else if (path.IsVisible(point))// || path.IsOutlineVisible(point,pen1))
{
point1 = MousePoint.Translate;
}
}
if (point1 != MousePoint.CenterPoint)
{
if (operation == ToolOperation.Rotate)
{
if ((point1 == MousePoint.Rotate) || (point1 == MousePoint.Translate))
{
point1 = point1;
}
else
{
point1 = MousePoint.None;
}
}
else if (operation == ToolOperation.Scale)
{
if ((((point1 == MousePoint.ScaleBottomLeft) || (point1 == MousePoint.ScaleBottomMiddle)) || ((point1 == MousePoint.ScaleBottomMiddle) || (point1 == MousePoint.ScaleBottomRight))) || ((((point1 == MousePoint.ScaleMiddleLeft) || (point1 == MousePoint.ScaleMiddleRight)) || ((point1 == MousePoint.ScaleTopLeft) || (point1 == MousePoint.ScaleTopMiddle))) || ((point1 == MousePoint.ScaleTopRight) || (point1 == MousePoint.Translate))))
{
point1 = point1;
}
else
{
point1 = MousePoint.None;
}
}
else if (operation == ToolOperation.Skew)
{
if (((point1 == MousePoint.SkewXBottom) || (point1 == MousePoint.SkewXTop)) || (((point1 == MousePoint.SkewYLeft) || (point1 == MousePoint.SkewYRight)) || (point1 == MousePoint.Translate)))
{
point1 = point1;
}
else
{
point1 = MousePoint.None;
}
}
}
}
// this.mouseAreaControl.Invalidate();
return point1;
}
private void SelectALine(Graphics gr, Point mouseClick)
{
using (var path = new GraphicsPath())
{
foreach (var p in myNetwork.Pipelines)
{
Point[] pts = new Point[p.InBetweenPoints.Count + 2];
pts[0] = p.StartPoint;
for (int i = 0; i < p.InBetweenPoints.Count; i++)
{
pts[i + 1] = p.InBetweenPoints[i];
}
pts[p.InBetweenPoints.Count + 1] = p.EndPoint;
path.AddLines(pts);
if (path.IsOutlineVisible(mouseClick, new Pen(Color.Orange, 8), gr))
{
selectedPipeline = p;
break;
}
}
}
}
/// <summary>
/// Test wether the mouse hits a plot item.
/// </summary>
/// <param name="layer">The layer in which this plot item is drawn into.</param>
/// <param name="hitpoint">The point where the mouse is pressed.</param>
/// <returns>Null if no hit, or a <see cref="IHitTestObject" /> if there was a hit.</returns>
public override IHitTestObject HitTest(IPlotArea layer, PointD2D hitpoint)
{
Processed2DPlotData pdata = _cachedPlotDataUsedForPainting;
if (null == pdata)
return null;
PlotRangeList rangeList = pdata.RangeList;
PointF[] ptArray = pdata.PlotPointsInAbsoluteLayerCoordinates;
if (ptArray.Length < 2)
return null;
if (ptArray.Length < 2048)
{
GraphicsPath gp = new GraphicsPath();
gp.AddLines(ptArray);
if (gp.IsOutlineVisible((PointF)hitpoint, new Pen(Color.Black, 5)))
{
gp.Widen(new Pen(Color.Black, 5));
return new HitTestObject(gp, this);
}
}
else // we have too much points for the graphics path, so make a hit test first
{
int hitindex = -1;
for (int i = 1; i < ptArray.Length; i++)
{
if (Math2D.IsPointIntoDistance((PointF)hitpoint, 5, ptArray[i - 1], ptArray[i]))
{
hitindex = i;
break;
}
}
if (hitindex < 0)
return null;
GraphicsPath gp = new GraphicsPath();
int start = Math.Max(0, hitindex - 1);
gp.AddLine(ptArray[start], ptArray[start + 1]);
gp.AddLine(ptArray[start + 1], ptArray[start + 2]);
gp.Widen(new Pen(Color.Black, 5));
return new HitTestObject(gp, this);
}
return null;
}
public static PointF[] SplitBezierAtPoint(PointF start, PointF control1, PointF control2, PointF end, PointF point, out float t)
{
Pen pen1 = new Pen(Color.Blue, 2f);
pen1.Alignment = PenAlignment.Center;
GraphicsPath path1 = new GraphicsPath();
path1.AddBezier(start, control1, control2, end);
if (!path1.IsOutlineVisible(point, pen1))
{
t = -1f;
return null;
}
PointF tf1 = PointF.Empty;
PointF tf2 = PointF.Empty;
PointF tf3 = PointF.Empty;
PointF tf4 = PointF.Empty;
PointF tf5 = PointF.Empty;
t = 0.5f;
PointF[] tfArray1 = BezierOperation.SplitBeizierAtT(start, control1, control2, end, t);
PointF tf6 = tfArray1[2];
for (float single1 = (float) Math.Sqrt(Math.Pow((double) (tf6.X - point.X), 2) + Math.Pow((double) (tf6.Y - point.Y), 2)); single1 > 3f; single1 = (float) Math.Sqrt(Math.Pow((double) (tf6.X - point.X), 2) + Math.Pow((double) (tf6.Y - point.Y), 2)))
{
path1 = new GraphicsPath();
path1.AddBezier(start, tfArray1[0], tfArray1[1], tfArray1[2]);
if (path1.IsOutlineVisible(point, pen1))
{
t /= 2f;
}
else
{
t += (t / 2f);
}
tfArray1 = BezierOperation.SplitBeizierAtT(start, control1, control2, end, t);
tf6 = tfArray1[2];
}
t = t;
return tfArray1;
}
public void IsOutlineVisible_Line_WithGraphics ()
{
using (Bitmap bitmap = new Bitmap (20, 20)) {
using (Graphics g = Graphics.FromImage (bitmap)) {
g.Transform = new Matrix (2, 0, 0, 2, 50, -50);
g.PageUnit = GraphicsUnit.Millimeter;
g.PageScale = 2.0f;
using (GraphicsPath gp = new GraphicsPath ()) {
gp.AddLine (10, 1, 14, 1);
Assert.IsFalse (gp.IsOutlineVisible (10, 1, Pens.Red, g), "Int1");
}
}
// graphics ISN'T ignored (Transform+PageUnit+PageScale)
}
}
public void OnMouseMove(MouseEventArgs e)
{
if (this.currentGraph != null)
{
if (e.Button == MouseButtons.None)
{
this.preInfo = null;
this.addInfo = null;
this.moveinfo = null;
Pen pen1 = new Pen(Color.Black, 4f);
pen1.Alignment = PenAlignment.Center;
if (Control.ModifierKeys == (Keys.Control | Keys.Shift))
{
this.CurrentOperate = BezierOperate.CenterPoint;
this.incenter = false;
RectangleF ef1 = new RectangleF(this.mouseAreaControl.CenterPoint.X - 4f, this.mouseAreaControl.CenterPoint.Y - 4f, 8f, 8f);
PointF tf1 = new PointF((float) e.X, (float) e.Y);
if (ef1.Contains(tf1))
{
this.incenter = true;
}
return;
}
PointF tf2 = new PointF((float) e.X, (float) e.Y);
GraphicsPath path1 = new GraphicsPath();
PointInfoCollection.PointInfoEnumerator enumerator1 = this.currentGraph.PointsInfo.GetEnumerator();
while (enumerator1.MoveNext())
{
PointInfo info1 = enumerator1.Current;
GraphicsPath path2 = new GraphicsPath();
path2.AddRectangle(new RectangleF(info1.MiddlePoint.X - 3f, info1.MiddlePoint.Y - 3f, 6f, 6f));
path2.Transform(this.revertMatrix);
if (path2.IsVisible(tf2) || path2.IsOutlineVisible(tf2, pen1))
{
this.preInfo = info1;
PointInfoCollection collection1 = new PointInfoCollection();
if (this.SubpathList.ContainsKey(info1.SubPath))
{
collection1 = (PointInfoCollection) this.SubpathList[info1.SubPath];
}
if ((((Control.ModifierKeys & Keys.Control) == Keys.Control) && ((Control.ModifierKeys & Keys.Alt) != Keys.Alt)) || (this.mouseAreaControl.CurrentOperation == ToolOperation.ShapeTransform)
|| (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom14) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom15))
{
this.CurrentOperate = BezierOperate.MoveAnchor;
return;
}
if ((info1.IsStart && (info1.PreInfo == null)) && (info1.NextInfo != null))
{
this.CurrentOperate = BezierOperate.CloseFigure;
return;
}
if ((collection1.IndexOf(info1) == (collection1.Count - 1)) && !info1.IsEnd)
{
this.CurrentOperate = BezierOperate.ChangeEndAnchor;
this.preInfo = info1;
return;
}
if (((Control.ModifierKeys & Keys.Alt) == Keys.Alt) || (this.mouseAreaControl.CurrentOperation == ToolOperation.ConvertAnchor))
{
this.CurrentOperate = BezierOperate.ConvertAnchor;
return;
}
this.CurrentOperate = BezierOperate.DelAnchor;
return;
}
if (info1.NextInfo != null)
{
path1.Reset();
if (info1.NextInfo.FirstControl.IsEmpty)
{
path1.AddLine(info1.MiddlePoint, info1.NextInfo.MiddlePoint);
}
else
{
path1.AddBezier(info1.MiddlePoint, info1.NextInfo.FirstControl, info1.NextInfo.SecondControl, info1.NextInfo.MiddlePoint);
}
path1.Transform(this.revertMatrix);
if (path1.IsOutlineVisible(tf2, pen1))
{
if (((Control.ModifierKeys & Keys.Control) == Keys.Control) || (this.mouseAreaControl.CurrentOperation == ToolOperation.ShapeTransform) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom11)
|| (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom12) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom13) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom14) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom15))
{
this.CurrentOperate = BezierOperate.MovePath;
return;
}
if (((Control.ModifierKeys & Keys.Alt) != Keys.Alt) && (this.mouseAreaControl.CurrentOperation != ToolOperation.ConvertAnchor))
{
this.addInfo = info1;
this.CurrentOperate = BezierOperate.AddAnchor;
}
return;
}
}
}
if ((this.currentInfo != null) && (((this.mouseAreaControl.CurrentOperation == ToolOperation.ShapeTransform) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom11) || ((Control.ModifierKeys & Keys.Control) == Keys.Control)) || ((Control.ModifierKeys & Keys.Alt) == Keys.Alt))
|| (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom12) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom13) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom14) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom15))
{
int num1 = this.currentGraph.PointsInfo.IndexOf(this.currentInfo);
if (!this.currentInfo.FirstControl.IsEmpty)
{
GraphicsPath path3 = new GraphicsPath();
path3.AddRectangle(new RectangleF(this.currentInfo.FirstControl.X - 3f, this.currentInfo.FirstControl.Y - 2f, 4f, 4f));
path3.Transform(this.revertMatrix);
if (path3.IsVisible(tf2) || path3.IsOutlineVisible(tf2, pen1))
{
this.moveinfo = this.currentInfo.PreInfo;
this.movePoint = this.currentInfo.FirstControl;
this.CurrentOperate = BezierOperate.MoveControl;
return;
}
}
GraphicsPath path4 = new GraphicsPath();
GraphicsPath path5 = new GraphicsPath();
path4.AddRectangle(new RectangleF(this.currentInfo.SecondControl.X - 2f, this.currentInfo.SecondControl.Y - 2f, 4f, 4f));
path5.AddRectangle(new RectangleF(this.currentInfo.NextControl.X - 2f, this.currentInfo.NextControl.Y - 2f, 4f, 4f));
path4.Transform(this.revertMatrix);
path5.Transform(this.revertMatrix);
if ((!this.currentInfo.SecondControl.IsEmpty && (path4.IsVisible(tf2) || path4.IsOutlineVisible(tf2, pen1))) || (!this.currentInfo.NextControl.IsEmpty && (path5.IsVisible(tf2) || path5.IsOutlineVisible(tf2, pen1))))
{
this.moveinfo = this.currentInfo;
this.movePoint = (!this.currentInfo.SecondControl.IsEmpty && (path4.IsVisible(tf2) || path4.IsOutlineVisible(tf2, pen1))) ? this.currentInfo.SecondControl : this.currentInfo.NextControl;
this.CurrentOperate = BezierOperate.MoveControl;
return;
}
if (this.currentInfo.NextInfo != null)
{
path4.Reset();
path4.AddRectangle(new RectangleF(this.currentInfo.NextInfo.SecondControl.X - 2f, this.currentInfo.NextInfo.SecondControl.Y - 2f, 4f, 4f));
path4.Transform(this.revertMatrix);
if (!this.currentInfo.NextInfo.SecondControl.IsEmpty && (path4.IsVisible(tf2) || path4.IsOutlineVisible(tf2, pen1)))
{
this.moveinfo = this.currentInfo.NextInfo;
this.movePoint = this.currentInfo.NextInfo.SecondControl;
this.CurrentOperate = BezierOperate.MoveControl;
return;
}
}
}
if (((Control.ModifierKeys & Keys.Alt) == Keys.Alt) || (this.mouseAreaControl.CurrentOperation == ToolOperation.ConvertAnchor))
{
this.CurrentOperate = BezierOperate.ConvertAnchor;
}
else
{
if (((Control.ModifierKeys & Keys.Control) == Keys.Control) || (this.mouseAreaControl.CurrentOperation == ToolOperation.ShapeTransform) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom11)
|| (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom12) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom13) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom14) || (this.mouseAreaControl.CurrentOperation == ToolOperation.Custom15))
{
this.CurrentOperate = BezierOperate.MoveAnchor;
return;
}
this.CurrentOperate = BezierOperate.Draw;
}
return;
}
if (e.Button == MouseButtons.Left)
{
this.mouseAreaControl.Cursor = SpecialCursors.DragCursor;
SizeF ef2 = this.mouseAreaControl.PicturePanel.GridSize;
PointF tf3 = this.mouseAreaControl.PicturePanel.PointToView(new PointF((float) e.X, (float) e.Y));
float single1 = ef2.Height;
float single2 = ef2.Width;
if (this.mouseAreaControl.PicturePanel.SnapToGrid)
{
int num2 = (int) ((tf3.X + (single2 / 2f)) / single2);
int num3 = (int) ((tf3.Y + (single1 / 2f)) / single1);
tf3 = new PointF((float) ((int) (num2 * single2)), (float) ((int) (num3 * single1)));
}
tf3 = this.mouseAreaControl.PicturePanel.PointToSystem(tf3);
tf3 = this.PointToView(tf3);
Matrix matrix1 = new Matrix();
matrix1.Translate(tf3.X - this.startPoint.X, tf3.Y - this.startPoint.Y);
this.win32.hdc = this.win32.W32GetDC(this.mouseAreaControl.Handle);
this.win32.W32SetROP2(6);
this.win32.W32PolyDraw(this.reversePath);
this.reversePath.Reset();
switch (this.currentOperate)
{
case BezierOperate.Draw:
{
PointF tf4 = this.PointToView(new PointF((float) e.X, (float) e.Y));
PointF tf5 = new PointF((2f * this.startPoint.X) - tf4.X, (2f * this.startPoint.Y) - tf4.Y);
if (this.currentInfo != null)
{
this.reversePath.AddBezier(this.currentInfo.MiddlePoint, this.currentinfo.NextControl, tf5, this.startPoint);
this.reversePath.Transform(this.revertMatrix);
}
PointF[] tfArray10 = new PointF[3] { this.startPoint, tf4, tf5 } ;
PointF[] tfArray1 = tfArray10;
this.revertMatrix.TransformPoints(tfArray1);
RectangleF[] efArray1 = new RectangleF[3] { new RectangleF(tfArray1[1].X - 2f, tfArray1[1].Y - 2f, 4f, 4f), new RectangleF(tfArray1[2].X - 2f, tfArray1[2].Y - 2f, 4f, 4f), new RectangleF(tfArray1[0].X - 2f, tfArray1[0].Y - 2f, 4f, 4f) } ;
this.reversePath.AddRectangles(efArray1);
this.reversePath.AddLine(tfArray1[1], tfArray1[2]);
this.win32.W32PolyDraw(this.reversePath);
this.win32.ReleaseDC();
return;
}
case BezierOperate.AddAnchor:
case BezierOperate.DelAnchor:
case BezierOperate.ChangeAnchor:
case BezierOperate.CloseFigure:
{
return;
}
case BezierOperate.MoveAnchor:
{
PointInfoCollection.PointInfoEnumerator enumerator2 = this.activePoints.GetEnumerator();
while (enumerator2.MoveNext())
{
PointInfo info2 = enumerator2.Current;
PointInfo info3 = info2.PreInfo;
PointInfo info4 = info2.NextInfo;
PointF tf6 = info2.MiddlePoint;
PointF tf7 = info2.NextControl;
tf7 = tf7.IsEmpty ? info2.MiddlePoint : tf7;
PointF[] tfArray11 = new PointF[3] { (info2.SecondControl.IsEmpty && (info3 != null)) ? info3.MiddlePoint : info2.SecondControl, info2.MiddlePoint, tf7 } ;
PointF[] tfArray2 = tfArray11;
matrix1.TransformPoints(tfArray2);
this.reversePath.StartFigure();
if (info3 != null)
{
PointF tf8 = info3.MiddlePoint;
PointF tf9 = info2.FirstControl;
if ((info2.IsStart && info3.IsEnd) && ((info3.MiddlePoint == info2.MiddlePoint) && (info3.PreInfo != null)))
{
tf8 = info3.PreInfo.MiddlePoint;
tf9 = info3.FirstControl;
}
tf9 = tf9.IsEmpty ? tf8 : tf9;
if (this.activePoints.Contains(info3))
{
PointF[] tfArray12 = new PointF[2] { tf8, tf9 } ;
PointF[] tfArray3 = tfArray12;
matrix1.TransformPoints(tfArray3);
tf8 = tfArray3[0];
tf9 = tfArray3[1];
}
if (tf8 != tfArray2[1])
{
if (info3.FirstControl.IsEmpty && info2.FirstControl.IsEmpty)
{
this.reversePath.AddLine(tf8, tfArray2[1]);
}
else
{
this.reversePath.AddBezier(tf8, tf9, tfArray2[0], tfArray2[1]);
}
}
}
this.reversePath.StartFigure();
if ((info4 != null) && !this.activePoints.Contains(info4))
{
PointF tf10 = info4.SecondControl;
tf10 = tf10.IsEmpty ? info4.MiddlePoint : tf10;
if (info2.FirstControl.IsEmpty && info4.FirstControl.IsEmpty)
{
this.reversePath.AddLine(tfArray2[2], info4.MiddlePoint);
}
else
{
this.reversePath.AddBezier(tfArray2[1], tfArray2[2], tf10, info4.MiddlePoint);
}
}
}
this.reversePath.Transform(this.revertMatrix);
if (this.currentInfo != null)
{
if (this.activePoints.Count == 1)
{
PointF[] tfArray13 = new PointF[3] { this.currentInfo.SecondControl, this.currentInfo.MiddlePoint, this.currentInfo.NextControl } ;
PointF[] tfArray4 = tfArray13;
matrix1.TransformPoints(tfArray4);
this.revertMatrix.TransformPoints(tfArray4);
RectangleF[] efArray2 = new RectangleF[1] { new RectangleF(tfArray4[1].X - 2f, tfArray4[1].Y - 2f, 4f, 4f) } ;
this.reversePath.AddRectangles(efArray2);
if (!this.currentInfo.SecondControl.IsEmpty)
{
this.reversePath.AddRectangle(new RectangleF(tfArray4[0].X - 2f, tfArray4[0].Y - 2f, 4f, 4f));
this.reversePath.AddLine(tfArray4[0], tfArray4[1]);
}
if (!this.currentInfo.NextControl.IsEmpty)
{
this.reversePath.AddRectangle(new RectangleF(tfArray4[2].X - 2f, tfArray4[2].Y - 2f, 4f, 4f));
this.reversePath.AddLine(tfArray4[1], tfArray4[2]);
}
}
}
else
{
int num4 = (int) Math.Min(this.startPoint.X, tf3.X);
int num5 = (int) Math.Min(this.startPoint.Y, tf3.Y);
int num6 = (int) Math.Max(this.startPoint.X, tf3.X);
int num7 = (int) Math.Max(this.startPoint.Y, tf3.Y);
this.reversePath.AddRectangle(new RectangleF((float) num4, (float) num5, (float) (num6 - num4), (float) (num7 - num5)));
this.reversePath.Transform(this.revertMatrix);
}
this.win32.W32PolyDraw(this.reversePath);
this.win32.ReleaseDC();
return;
}
case BezierOperate.ConvertAnchor:
{
if (this.currentInfo != null)
{
PointF[] tfArray18 = new PointF[2] { tf3, this.currentInfo.MiddlePoint } ;
PointF[] tfArray6 = tfArray18;
this.revertMatrix.TransformPoints(tfArray6);
PointF tf13 = tfArray6[0];
PointF tf14 = tfArray6[1];
if (this.currentInfo.NextInfo != null)
{
this.reversePath.AddBezier(this.currentInfo.MiddlePoint, tf3, this.currentInfo.NextInfo.SecondControl.IsEmpty ? this.currentInfo.NextInfo.MiddlePoint : this.currentInfo.NextInfo.SecondControl, this.currentInfo.NextInfo.MiddlePoint);
}
if (this.currentInfo.PreInfo != null)
{
this.reversePath.StartFigure();
tf3 = new PointF((2f * this.currentInfo.MiddlePoint.X) - tf3.X, (2f * this.currentInfo.MiddlePoint.Y) - tf3.Y);
PointInfo info5 = this.currentinfo.PreInfo;
PointInfo info6 = this.currentinfo;
if ((this.currentinfo.IsStart && info5.IsEnd) && (info5.MiddlePoint == this.currentinfo.MiddlePoint))
{
info6 = info5;
info5 = info5.PreInfo;
}
if (info5 != null)
{
PointF tf15 = info6.FirstControl.IsEmpty ? info5.MiddlePoint : info6.FirstControl;
this.reversePath.AddBezier(info5.MiddlePoint, tf15, tf3, info6.MiddlePoint);
}
}
this.reversePath.Transform(this.revertMatrix);
this.reversePath.StartFigure();
RectangleF[] efArray5 = new RectangleF[1] { new RectangleF(tf14.X - 2f, tf14.Y - 2f, 4f, 4f) } ;
this.reversePath.AddRectangles(efArray5);
if (((Math.Abs((float) (tf13.X - tf3.X)) >= 1f) || (Math.Abs((float) (tf13.Y - tf3.Y)) >= 1f)) && (this.currentInfo.NextInfo != null))
{
PointF tf16 = new PointF((2f * tf14.X) - tf13.X, (2f * tf14.Y) - tf13.Y);
RectangleF[] efArray6 = new RectangleF[2] { new RectangleF(tf13.X - 2f, tf13.Y - 2f, 4f, 4f), new RectangleF(tf16.X - 2f, tf16.Y - 2f, 4f, 4f) } ;
this.reversePath.AddRectangles(efArray6);
this.reversePath.AddLine(tf16, tf14);
}
this.reversePath.AddLine(tf14, tf13);
}
this.win32.W32PolyDraw(this.reversePath);
this.win32.ReleaseDC();
return;
}
case BezierOperate.ChangeEndAnchor:
{
if (this.preInfo == null)
{
return;
}
PointF tf17 = new PointF((2f * this.preInfo.MiddlePoint.X) - tf3.X, (2f * this.preInfo.MiddlePoint.Y) - tf3.Y);
if ((((Control.ModifierKeys & Keys.Alt) != Keys.Alt) && !this.preInfo.FirstControl.IsEmpty) && (this.preInfo.MiddlePoint != this.preInfo.SecondControl))
{
this.reversePath.AddBezier(this.preInfo.PreInfo.MiddlePoint, this.preInfo.FirstControl, tf3, this.preInfo.MiddlePoint);
this.reversePath.Transform(this.revertMatrix);
PointF[] tfArray21 = new PointF[3] { tf3, this.preInfo.MiddlePoint, tf17 } ;
PointF[] tfArray9 = tfArray21;
this.revertMatrix.TransformPoints(tfArray9);
RectangleF[] efArray7 = new RectangleF[3] { new RectangleF(tfArray9[0].X - 2f, tfArray9[0].Y - 2f, 4f, 4f), new RectangleF(tfArray9[1].X - 2f, tfArray9[1].Y - 2f, 4f, 4f), new RectangleF(tfArray9[2].X - 2f, tfArray9[2].Y - 2f, 4f, 4f) } ;
this.reversePath.AddRectangles(efArray7);
this.reversePath.AddLine(tfArray9[0], tfArray9[2]);
goto Label_2164;
}
PointF[] tfArray20 = new PointF[2] { this.preInfo.MiddlePoint, tf3 } ;
PointF[] tfArray8 = tfArray20;
this.revertMatrix.TransformPoints(tfArray8);
this.reversePath.AddLine(tfArray8[0], tfArray8[1]);
goto Label_2164;
}
case BezierOperate.MoveControl:
{
if (this.moveinfo != null)
{
PointF[] tfArray14 = new PointF[2] { this.moveinfo.MiddlePoint, tf3 } ;
PointF[] tfArray5 = tfArray14;
this.revertMatrix.TransformPoints(tfArray5);
PointF tf11 = tfArray5[0];
PointF tf12 = tfArray5[1];
if (this.movePoint == this.moveinfo.SecondControl)
{
if (this.moveinfo.PreInfo != null)
{
if (this.moveinfo.IsStart && this.moveinfo.PreInfo.IsEnd)
{
if (this.moveinfo.PreInfo.PreInfo != null)
{
this.reversePath.AddBezier(this.moveinfo.PreInfo.PreInfo.MiddlePoint, this.moveinfo.PreInfo.FirstControl, tf3, this.moveinfo.PreInfo.MiddlePoint);
}
}
else
{
if (this.moveinfo.Command=="A")
{
float ry=matrix1.OffsetY+this.moveinfo.Ry;
ry=ry>5?ry:this.moveinfo.Ry;
ExtendedGraphicsPath expath1 = new ExtendedGraphicsPath(this.reversePath);
expath1.AddArc(this.moveinfo.PreInfo.MiddlePoint,this.moveinfo.MiddlePoint,this.moveinfo.Rx,ry,this.moveinfo.LargeArcFlage==1,this.moveinfo.SweepFlage==1,this.moveinfo.Angle);
}
else
{
this.reversePath.AddBezier(this.moveinfo.PreInfo.MiddlePoint, this.moveinfo.FirstControl, tf3, this.moveinfo.MiddlePoint);
}
}
}
float single3 = tf12.X;
float single4 = tf12.Y;
bool flag1 = false;
if (((this.moveinfo.NextInfo != null) && ((Control.ModifierKeys & Keys.Alt) != Keys.Alt)) && !this.moveinfo.Steep)
{
if (!this.moveinfo.NextInfo.FirstControl.IsEmpty)
{
float single5 = (float) Math.Sqrt(Math.Pow((double) (this.moveinfo.SecondControl.X - this.moveinfo.MiddlePoint.X), 2) + Math.Pow((double) (this.moveinfo.SecondControl.Y - this.moveinfo.MiddlePoint.Y), 2));
float single6 = (float) Math.Sqrt(Math.Pow((double) (tf3.X - this.moveinfo.MiddlePoint.X), 2) + Math.Pow((double) (tf3.Y - this.moveinfo.MiddlePoint.Y), 2));
if (single5 == 0f)
{
single5 += 0.0001f;
}
float single7 = single6 / single5;
single3 = this.moveinfo.MiddlePoint.X + (single7 * (this.moveinfo.MiddlePoint.X - tf3.X));
single4 = this.moveinfo.MiddlePoint.Y + (single7 * (this.moveinfo.MiddlePoint.Y - tf3.Y));
this.reversePath.AddBezier(this.moveinfo.MiddlePoint, new PointF(single3, single4), this.moveinfo.NextInfo.SecondControl, this.moveinfo.NextInfo.MiddlePoint);
PointF[] tfArray15 = new PointF[1] { new PointF(single3, single4) } ;
tfArray5 = tfArray15;
this.revertMatrix.TransformPoints(tfArray5);
single3 = tfArray5[0].X;
single4 = tfArray5[0].Y;
}
flag1 = this.activePoints.Contains(this.moveinfo.NextInfo);
}
this.reversePath.Transform(this.revertMatrix);
this.reversePath.StartFigure();
RectangleF[] efArray3 = new RectangleF[2] { new RectangleF(tf11.X - 2f, tf11.Y - 2f, 4f, 4f), new RectangleF(tf12.X - 2f, tf12.Y - 2f, 4f, 4f) } ;
this.reversePath.AddRectangles(efArray3);
if ((Math.Abs((float) (single3 - tf12.X)) >= 1f) || (Math.Abs((float) (single4 - tf12.Y)) >= 1f))
{
this.reversePath.AddRectangle(new RectangleF(single3 - 2f, single4 - 2f, 4f, 4f));
this.reversePath.AddLine(new PointF(single3, single4), tf11);
}
this.reversePath.AddLine(tf11, tf12);
}
else if (this.movePoint == this.moveinfo.NextControl)
{
if (this.moveinfo.Command=="A")
{
float rx=matrix1.OffsetX+this.moveinfo.Rx;
rx=rx>5?rx:this.moveinfo.Rx;
ExtendedGraphicsPath expath1 = new ExtendedGraphicsPath(this.reversePath);
expath1.AddArc(this.moveinfo.PreInfo.MiddlePoint,this.moveinfo.MiddlePoint,rx,this.moveinfo.Ry,this.moveinfo.LargeArcFlage==1,this.moveinfo.SweepFlage==1,this.moveinfo.Angle);
}
else
{
if (this.moveinfo.NextInfo != null)
{
this.reversePath.AddBezier(this.moveinfo.MiddlePoint, tf3, this.moveinfo.NextInfo.SecondControl, this.moveinfo.NextInfo.MiddlePoint);
}
}
float single8 = tf12.X;
float single9 = tf12.Y;
bool flag2 = true;
if (((this.moveinfo.PreInfo != null) && ((Control.ModifierKeys & Keys.Alt) != Keys.Alt)) && !this.moveinfo.Steep)
{
if ((this.moveinfo.IsStart && this.moveinfo.PreInfo.IsEnd) && (this.moveinfo.PreInfo.PreInfo != null))
{
float single10 = (float) Math.Sqrt(Math.Pow((double) (this.moveinfo.NextControl.X - this.moveinfo.MiddlePoint.X), 2) + Math.Pow((double) (this.moveinfo.NextControl.Y - this.moveinfo.MiddlePoint.Y), 2));
float single11 = (float) Math.Sqrt(Math.Pow((double) (tf3.X - this.moveinfo.MiddlePoint.X), 2) + Math.Pow((double) (tf3.Y - this.moveinfo.MiddlePoint.Y), 2));
if (single10 == 0f)
{
single10 += 0.0001f;
}
float single12 = single11 / single10;
single8 = this.moveinfo.MiddlePoint.X + (single12 * (this.moveinfo.MiddlePoint.X - tf3.X));
single9 = this.moveinfo.MiddlePoint.Y + (single12 * (this.moveinfo.MiddlePoint.Y - tf3.Y));
this.reversePath.StartFigure();
this.reversePath.AddBezier(this.moveinfo.PreInfo.PreInfo.MiddlePoint, this.moveinfo.PreInfo.FirstControl, new PointF(single8, single9), this.moveinfo.MiddlePoint);
PointF[] tfArray16 = new PointF[1] { new PointF(single8, single9) } ;
tfArray5 = tfArray16;
this.revertMatrix.TransformPoints(tfArray5);
single8 = tfArray5[0].X;
single9 = tfArray5[0].Y;
}
else if (!this.moveinfo.SecondControl.IsEmpty)
{
float single13 = (float) Math.Sqrt(Math.Pow((double) (this.moveinfo.NextControl.X - this.moveinfo.MiddlePoint.X), 2) + Math.Pow((double) (this.moveinfo.NextControl.Y - this.moveinfo.MiddlePoint.Y), 2));
float single14 = (float) Math.Sqrt(Math.Pow((double) (tf3.X - this.moveinfo.MiddlePoint.X), 2) + Math.Pow((double) (tf3.Y - this.moveinfo.MiddlePoint.Y), 2));
if (single13 == 0f)
{
single13 += 0.0001f;
}
float single15 = single14 / single13;
single8 = this.moveinfo.MiddlePoint.X + (single15 * (this.moveinfo.MiddlePoint.X - tf3.X));
single9 = this.moveinfo.MiddlePoint.Y + (single15 * (this.moveinfo.MiddlePoint.Y - tf3.Y));
this.reversePath.StartFigure();
this.reversePath.AddBezier(this.moveinfo.PreInfo.MiddlePoint, this.moveinfo.FirstControl, new PointF(single8, single9), this.moveinfo.MiddlePoint);
PointF[] tfArray17 = new PointF[1] { new PointF(single8, single9) } ;
tfArray5 = tfArray17;
this.revertMatrix.TransformPoints(tfArray5);
single8 = tfArray5[0].X;
single9 = tfArray5[0].Y;
}
flag2 = this.activePoints.Contains(this.moveinfo.PreInfo);
}
this.reversePath.Transform(this.revertMatrix);
this.reversePath.StartFigure();
RectangleF[] efArray4 = new RectangleF[2] { new RectangleF(tf11.X - 2f, tf11.Y - 2f, 4f, 4f), new RectangleF(tf12.X - 2f, tf12.Y - 2f, 4f, 4f) } ;
this.reversePath.AddRectangles(efArray4);
if ((Math.Abs((float) (single8 - tf12.X)) >= 1f) || (Math.Abs((float) (single9 - tf12.Y)) >= 1f))
{
this.reversePath.AddRectangle(new RectangleF(single8 - 2f, single9 - 2f, 4f, 4f));
this.reversePath.AddLine(new PointF(single8, single9), tf11);
}
this.reversePath.AddLine(tf11, tf12);
}
this.win32.W32PolyDraw(this.reversePath);
this.win32.ReleaseDC();
}
return;
}
case BezierOperate.MovePath:
{
this.reversePath = (GraphicsPath) this.currentGraph.GPath.Clone();
this.reversePath.Transform(matrix1);
this.reversePath.Transform(this.revertMatrix);
this.win32.W32PolyDraw(this.reversePath);
this.win32.ReleaseDC();
return;
}
case BezierOperate.CenterPoint:
{
PointF[] tfArray19 = new PointF[1] { tf3 } ;
PointF[] tfArray7 = tfArray19;
this.revertMatrix.TransformPoints(tfArray7);
this.reversePath.AddEllipse((float) (tfArray7[0].X - 4f), (float) (tfArray7[0].Y - 4f), (float) 8f, (float) 8f);
this.win32.W32PolyDraw(this.reversePath);
this.win32.ReleaseDC();
return;
}
}
}
}
return;
Label_2164:
this.win32.W32PolyDraw(this.reversePath);
this.win32.ReleaseDC();
}
private void IsOutlineVisible_Rectangle (Graphics graphics)
{
Pen p2 = new Pen (Color.Red, 3.0f);
using (GraphicsPath gp = new GraphicsPath ()) {
gp.AddRectangle (new Rectangle (10, 10, 20, 20));
Assert.IsTrue (gp.IsOutlineVisible (10, 10, Pens.Red, graphics), "Int1");
Assert.IsTrue (gp.IsOutlineVisible (10, 11, p2, graphics), "Int2");
Assert.IsFalse (gp.IsOutlineVisible (11, 11, Pens.Red, graphics), "Int3");
Assert.IsTrue (gp.IsOutlineVisible (11.0f, 10.0f, Pens.Red, graphics), "Float1");
Assert.IsTrue (gp.IsOutlineVisible (11.0f, 11.0f, p2, graphics), "Float2");
Assert.IsFalse (gp.IsOutlineVisible (11.0f, 11.0f, Pens.Red, graphics), "Float3");
Point pt = new Point (15, 10);
Assert.IsTrue (gp.IsOutlineVisible (pt, Pens.Red, graphics), "Point1");
Assert.IsTrue (gp.IsOutlineVisible (pt, p2, graphics), "Point2");
pt.Y = 15;
Assert.IsFalse (gp.IsOutlineVisible (pt, Pens.Red, graphics), "Point3");
PointF pf = new PointF (29.0f, 29.0f);
Assert.IsFalse (gp.IsOutlineVisible (pf, Pens.Red, graphics), "PointF1");
Assert.IsTrue (gp.IsOutlineVisible (pf, p2, graphics), "PointF2");
pf.Y = 31.0f;
Assert.IsTrue (gp.IsOutlineVisible (pf, p2, graphics), "PointF3");
}
p2.Dispose ();
}
private bool RemoveLine(Point p1, Point p2, Point p, int width)
{
bool isOnLine = false;
using (GraphicsPath path = new GraphicsPath())
{
using (Pen pen = new Pen(Brushes.Black, width))
{
path.AddLine(p1, p2);
isOnLine = path.IsOutlineVisible(p, pen);
}
}
return isOnLine;
}
public override bool ClickableAt(int x, int y)
{
int lineThickness = GetFieldValueAsInt(FieldType.LINE_THICKNESS) + 10;
if (lineThickness > 0) {
using (Pen pen = new Pen(Color.White)) {
pen.Width = lineThickness;
SetArrowHeads((ArrowHeadCombination)GetFieldValue(FieldType.ARROWHEADS), pen);
using (GraphicsPath path = new GraphicsPath()) {
path.AddLine(this.Left, this.Top, this.Left + this.Width, this.Top + this.Height);
return path.IsOutlineVisible(x, y, pen);
}
}
} else {
return false;
}
}
/// <summary>
/// Add the Disputed International Boundaries Layers into Layer Collection. (Only those layers will be added which have common or intersected boundaries with existing layers.)
/// </summary>
/// <param name="dIBFolderPath"></param>
public void AddDisputedInternationalBoundaries(string dIBFolderPath)
{
Shape _Shape;
GraphicsPath gp = new GraphicsPath();
IDictionaryEnumerator dicEnumerator;
Pen CheckPen = new Pen(Brushes.Black);
Dictionary<string, ShapeInfo> DIBLayersToAdd = new Dictionary<string, ShapeInfo>();
try
{
//- Extract DIB Shape Files form Resources into Specified Folder.
this.ExtractDIBShapes(dIBFolderPath);
//- Add DIB layers.
if (string.IsNullOrEmpty(dIBFolderPath) == false && Directory.Exists(dIBFolderPath))
{
foreach (string dibFilePath in Directory.GetFiles(dIBFolderPath, "*.shp"))
{
//- Load this layer & get its extent.
ShapeInfo DIbLayerInfo = ShapeFileReader.GetShapeInfo(dIBFolderPath, Path.GetFileNameWithoutExtension(dibFilePath));
if (DIbLayerInfo != null)
{
//- Check if this layer Coordinates coincides with any of the polygons of existing base Layers.
foreach (Layer Lyr in this.m_Layers)
{
if (Lyr.Extent.Contains(DIbLayerInfo.Extent) || Lyr.Extent.IntersectsWith(DIbLayerInfo.Extent))
{
dicEnumerator = Lyr.GetRecords(Lyr.LayerPath + "\\" + Lyr.ID).GetEnumerator();
while (dicEnumerator.MoveNext())
{
//Traverse Shapes
_Shape = (Shape)dicEnumerator.Value;
gp.Reset();
for (int i = 0; i <= _Shape.Parts.Count - 1; i++)
{
gp.AddPolygon((PointF[])_Shape.Parts[i]);
}
//gp.CloseAllFigures();
//- Check if any point of DIB Layer's Shape coincides with graphics Path of existing Polygons or not.
foreach (Shape dibShape in DIbLayerInfo.Records.Values)
{
foreach (PointF[] DIBPoints in dibShape.Parts)
{
if (gp.IsOutlineVisible(DIBPoints[0], CheckPen) || gp.IsOutlineVisible(DIBPoints[DIBPoints.Length - 1], CheckPen)
|| gp.IsOutlineVisible(DIBPoints[(int)(DIBPoints.Length / 2)], CheckPen))
{
//- Add Into Collection
DIBLayersToAdd.Add(dibFilePath, DIbLayerInfo);
break;
}
if (DIBLayersToAdd.ContainsKey(dibFilePath))
{
break;
}
}
if (DIBLayersToAdd.ContainsKey(dibFilePath))
{
break;
}
}
if (DIBLayersToAdd.ContainsKey(dibFilePath))
{
break;
}
}
if (DIBLayersToAdd.ContainsKey(dibFilePath))
{
break;
}
}
}
}
}
//- Now Add DIBLayers which were found to be intersected with current polygons layers.
//- First Add polygon Layers
foreach (KeyValuePair<string, ShapeInfo> dibLayerEntry in DIBLayersToAdd)
{
switch (dibLayerEntry.Value.ShapeType)
{
case ShapeType.PolygonFeature:
case ShapeType.Polygon:
case ShapeType.PolygonCustom:
case ShapeType.PolygonBuffer:
Layer lyr = this.m_Layers.AddShapeFile(dIBFolderPath, Path.GetFileNameWithoutExtension(dibLayerEntry.Key));
lyr.IsDIB = true;
break;
}
}
//- Now Add polyline, Point Layers
foreach (KeyValuePair<string, ShapeInfo> dibLayerEntry in DIBLayersToAdd)
{
switch (dibLayerEntry.Value.ShapeType)
{
case ShapeType.PointFeature:
case ShapeType.Point:
case ShapeType.PointCustom:
case ShapeType.PolyLineCustom:
case ShapeType.PolyLineFeature:
case ShapeType.PolyLine:
Layer lyr = this.m_Layers.AddShapeFile(dIBFolderPath, Path.GetFileNameWithoutExtension(dibLayerEntry.Key));
lyr.IsDIB = true;
break;
}
}
//- Apply DIB Layers Settings
this.ApplyDIBSettings(Path.Combine(dIBFolderPath, DIBSettings.DIBSettingFileName));
}
}
catch
{
}
finally
{
CheckPen.Dispose();
gp.Dispose();
}
}
public static bool EllipseClickableAt(Rectangle rect, int lineThickness, Color fillColor, int x, int y)
{
// If we clicked inside the rectangle and it's visible we are clickable at.
if (!Color.Transparent.Equals(fillColor))
{
if (rect.Contains(x, y))
{
return true;
}
}
// check the rest of the lines
if (lineThickness > 0)
{
using (Pen pen = new Pen(Color.White, lineThickness))
{
using (GraphicsPath path = new GraphicsPath())
{
path.AddEllipse(rect);
return path.IsOutlineVisible(x, y, pen);
}
}
}
return false;
}
public void IsOutlineVisible1(Graphics g)
{
GraphicsPath myPath = new GraphicsPath();
Rectangle rect = new Rectangle(20, 20, 100, 100);
myPath.AddRectangle(rect);
Pen testPen = new Pen(Color.AliceBlue, 20);
var widePath = (GraphicsPath)myPath.Clone();
widePath.Widen(testPen);
g.FillPath(Brushes.Wheat, widePath);
g.DrawPath(Pens.Black, myPath);
var point = new PointF(100, 50);
bool visible = myPath.IsOutlineVisible(point, testPen, g);
g.FillRectangle(Brushes.Red, new RectangleF(point.X, point.Y, 2, 2));
// Show the result.
g.DrawString("Visible = " + visible, new Font("Arial", 12), Brushes.Red, point.X + 10, point.Y);
point.X = 115;
point.Y = 80;
visible = myPath.IsOutlineVisible(point, testPen, g);
g.FillRectangle(Brushes.Green, new RectangleF(point.X, point.Y, 2, 2));
// Show the result.
g.DrawString("Visible = " + visible, new Font("Arial", 12), Brushes.Green, point.X + 10, point.Y);
}
internal static bool HitTest(
PointF point,
RectangleF boundingBox,
float startAngle,
float sweepAngle,
SpatialTransform transform)
{
GraphicsPath path = new GraphicsPath();
path.AddArc(RectangleUtilities.ConvertToPositiveRectangle(boundingBox), startAngle, sweepAngle);
Pen pen = new Pen(Brushes.White, HitTestDistance / transform.CumulativeScale);
bool result = path.IsOutlineVisible(point, pen);
path.Dispose();
pen.Dispose();
return result;
}
/// <summary>
/// Determine if the specified screen point lies inside the bounding box of this
/// <see cref="ArrowItem"/>.
/// </summary>
/// <remarks>The bounding box is calculated assuming a distance
/// of <see cref="GraphPane.Default.NearestTol"/> pixels around the arrow segment.
/// </remarks>
/// <param name="pt">The screen point, in pixels</param>
/// <param name="pane">
/// A reference to the <see cref="GraphPane"/> object that is the parent or
/// owner of this object.
/// </param>
/// <param name="g">
/// A graphic device object to be drawn into. This is normally e.Graphics from the
/// PaintEventArgs argument to the Paint() method.
/// </param>
/// <param name="scaleFactor">
/// The scaling factor to be used for rendering objects. This is calculated and
/// passed down by the parent <see cref="GraphPane"/> object using the
/// <see cref="GraphPane.CalcScaleFactor"/> method, and is used to proportionally adjust
/// font sizes, etc. according to the actual size of the graph.
/// </param>
/// <returns>true if the point lies in the bounding box, false otherwise</returns>
public override bool PointInBox( PointF pt, GraphPane pane, Graphics g, double scaleFactor )
{
// transform the x,y location from the user-defined
// coordinate frame to the screen pixel location
PointF pix = this.location.TransformTopLeft( pane );
PointF pix2 = this.location.TransformBottomRight( pane );
Pen pen = new Pen( Color.Black, (float) GraphPane.Default.NearestTol * 2.0F );
GraphicsPath path = new GraphicsPath();
path.AddLine( pix, pix2 );
return path.IsOutlineVisible( pt, pen );
}
