public override void Draw(Graphics g, float scale = 1.0f)
{
if (_start_point.Equals(_end_point))
{
return;
}
PointF _scaledStartPoint = new PointF(_start_point.X * scale, _start_point.Y * scale);
PointF _scaledEndPoint = new PointF(_end_point.X * scale, _end_point.Y * scale);
if (_pen == null || _invalidated)
{
_pen = new Pen(new LinearGradientBrush(_scaledStartPoint, _scaledEndPoint, _color, _end_color));
_pen.Width = _width;
_pen.Alignment = System.Drawing.Drawing2D.PenAlignment.Center;
_invalidated = false;
}
_pen.ScaleTransform(scale, scale);
Matrix rotationMatrix = new Matrix();
rotationMatrix.RotateAt(-_angle, _scaledStartPoint, MatrixOrder.Append);
Matrix originalMatrix = g.Transform;
g.Transform = rotationMatrix;
g.DrawLine(_pen, _scaledStartPoint, _scaledEndPoint);
g.Transform = originalMatrix;
}
public void TestEquals()
{
Assert.AreEqual(pt11_99, pt11_99, "EQ#1");
Assert.AreEqual(pt11_99, new PointF(1.1F, 9.9F), "EQ#2");
Assert.IsFalse(pt11_99.Equals(pt11_0), "EQ#3");
Assert.IsFalse(pt11_99.Equals(pt0_11), "EQ#4");
Assert.IsFalse(pt11_0.Equals(pt0_11), "EQ#5");
}
public static void EqualityTest_NotPointF()
{
var point = new PointF(0, 0);
Assert.False(point.Equals(null));
Assert.False(point.Equals(0));
Assert.False(point.Equals(new Point(0, 0)));
}
public static void EqualityTest_NotPointF()
{
var point = new PointF(0, 0);
Assert.False(point.Equals(null));
Assert.False(point.Equals(0));
Assert.True(point.Equals(new Point(0, 0))); // Implicit cast
Assert.False(point.Equals((object)new Point(0, 0))); // No implicit cast
}
//checks if triangle has common vertex with given point
public bool commonVertex(PointF point)
{
bool common = false;
if (point.Equals(this.p1) ||
point.Equals(this.p2) ||
point.Equals(this.p3))
{
common = true;
}
return(common);
}
public override VerbResult Float(EditableView.ClickPosition position)
{
if (m_DefinedVertices < 2)
{
return(base.Float(position));
}
// actually floating point 1 in this case and 0 and 2 are fixed
PointF pt = position.Snapped;
if (pt.Equals(Vertices[1]))
{
return(VerbResult.Unchanged);
}
// find point on base line closest to floating point.
PointF closest = Geometry.ClosestPointOnLine(Vertices[0], Vertices[2], pt);
// vector from that to float gives us the vector for the second axis (effectively it's ony the length that matters)
PointF centre = Geometry.MidPoint(Vertices[0], Vertices[2]);
SizeF halfSecondAxis = closest.VectorTo(pt);
Vertices[1] = centre + halfSecondAxis;
Vertices[3] = centre - halfSecondAxis;
m_Acceptable = !Geometry.PointApproxOnLine(Vertices[0], Vertices[2], Vertices[1]);
m_Bounds = CalculateBounds();
DiscardPath();
return(VerbResult.Continuing);
}
public override VerbResult Float(EditableView.ClickPosition position)
{
// let the base class take care of positioning the first line
if (m_DefinedVertices < 2)
{
return(base.Float(position));
}
// need to calculate the coordinates of the fourth point. We can add the 1>2 vector onto point 0
Debug.Assert(Vertices.Count == 4);
PointF newPoint = Geometry.PerpendicularPoint(Vertices[0], Vertices[1], position.Snapped);
if (newPoint.Equals(Vertices[2]))
{
return(VerbResult.Unchanged);
}
if (newPoint.ApproxEqual(Vertices[1]))
{
return(VerbResult.Rejected);
}
Vertices[2] = newPoint;
SizeF vector = Vertices[1].VectorTo(Vertices[2]);
Vertices[3] = PointF.Add(Vertices[0], vector);
m_Bounds = CalculateBounds();
m_Acceptable = !VerticesFormLine(0);
DiscardPath();
return(VerbResult.Continuing);
}
public bool CanBuilt(PointF pos)
{
if (Mode != ControlMode.Build)
{
return(false);
}
foreach (var item in Form1.gameObjects.OfType <Enemy>())
{
if (pos.Equals(PointExtensions.RoundPointF(item.WorldPosition)) || pos.Equals(GameField.MyGameField.Start) || pos.Equals(GameField.MyGameField.Finish))
{
return(false);
}
}
return(true);
}
public static IEnumerable <PointF> DensifyPoints(IEnumerable <PointF> points, double step)
{
PointF prevPoint = new PointF(3.40282347E+38f, 3.40282347E+38f);
foreach (PointF point in points)
{
if (prevPoint.X != 3.4028234663852886E+38 && !prevPoint.Equals(point))
{
PointF pointF = point;
float dx = pointF.X - prevPoint.X;
PointF pointF2 = point;
float dy = pointF2.Y - prevPoint.Y;
int stepCountX = (int)Math.Round(Math.Abs((double)dx / step));
int stepCountY = (int)Math.Round(Math.Abs((double)dy / step));
int stepCount = Math.Max(stepCountX, stepCountY);
if (stepCount > 0)
{
float stepX = dx / (float)stepCount;
float stepY = dy / (float)stepCount;
for (int i = 0; i < stepCount - 1; i++)
{
prevPoint.X += stepX;
prevPoint.Y += stepY;
yield return(prevPoint);
}
}
}
yield return(point);
prevPoint = point;
}
}
internal static IEnumerable <PointF> DensifyPoints(IEnumerable <PointF> points, double step)
{
PointF prevPoint = new PointF(float.MaxValue, float.MaxValue);
foreach (PointF point in points)
{
if (prevPoint.X != float.MaxValue && !prevPoint.Equals(point))
{
float num = point.X - prevPoint.X;
float num2 = point.Y - prevPoint.Y;
int val = (int)Math.Round(Math.Abs((double)num / step));
int val2 = (int)Math.Round(Math.Abs((double)num2 / step));
int stepCount = Math.Max(val, val2);
if (stepCount > 0)
{
float stepX = num / (float)stepCount;
float stepY = num2 / (float)stepCount;
for (int i = 0; i < stepCount - 1; i++)
{
prevPoint.X += stepX;
prevPoint.Y += stepY;
yield return(prevPoint);
}
}
}
yield return(point);
prevPoint = point;
}
}
public override void Draw(Graphics g)
{
if (_start_point.Equals(_end_point))
{
return;
}
if (_pen == null)
{
_pen = new Pen(new LinearGradientBrush(_start_point, _end_point, _color, _end_color));
_pen.Width = _width;
_pen.Alignment = System.Drawing.Drawing2D.PenAlignment.Center;
}
g.DrawLine(_pen, _start_point, _end_point);
}
protected override void OnMouseMove(MouseEventArgs e)
{
base.OnMouseMove(e);
if (m_CurrentTool != null && m_CurrentTool is PartSelectionTool && m_SelectedPart != null)
{
if (e.Button != MouseButtons.Left)
{
return;
}
PointF newloc = AlignToGrid(new PointF(e.X - m_SelectionOffset.X, e.Y - m_SelectionOffset.Y));
if (newloc.Equals(m_SelectedPart.Location) == false)
{
if (m_GrabHandle == null)
{
m_SelectedPart.Location = AlignToGrid(new PointF(e.X - m_SelectionOffset.X, e.Y - m_SelectionOffset.Y));
}
else
{
m_GrabHandle.Location = AlignToGrid(new PointF(e.X - m_SelectionOffset.X, e.Y - m_SelectionOffset.Y));
}
RaiseChangedEvent();
UpdateBackground();
UpdateDrawing();
Invalidate();
}
}
}
public static void EqualityTest_NotPointF()
{
var point = new PointF(0, 0);
Assert.False(point.Equals(null));
Assert.False(point.Equals(0));
// If PointF implements IEquatable<PointF> (e.g. in .NET Core), then classes that are implicitly
// convertible to PointF can potentially be equal.
// See https://github.com/dotnet/runtime/issues/16050.
bool expectsImplicitCastToPointF = typeof(IEquatable <PointF>).IsAssignableFrom(point.GetType());
Assert.Equal(expectsImplicitCastToPointF, point.Equals(new Point(0, 0)));
Assert.False(point.Equals((object)new Point(0, 0))); // No implicit cast
}
public bool Equals(AnimationLine p)
{
return(_color.Equals(p._color) &&
_end_color.Equals(p._end_color) &&
_start_point.Equals(p._start_point) &&
_end_point.Equals(p._end_point) &&
_width.Equals(p._width));
}
public void CalcPosition(float shift, PointF target)
{
if (!target.Equals(pos))
{
pos.X = CalcCoord(pos.X, target.X, shift);
pos.Y = CalcCoord(pos.Y, target.Y, shift);
}
}
/// <summary>
/// Handles the action related to a click event (nothing)
/// </summary>
/// <param name="sender">the picture box</param>
/// <param name="e">the mouse event</param>
internal override void ClickEvent(object sender, EventArgs e)
{
if (!lastDownPosition.Equals(new PointF(-1, -1)) && this.downPosition.Equals(new PointF(-1, -1)))
{
destiniation = currentPosition;
DirectBees();
}
}
public bool contains(SuperPoint point)
{
if (p.Equals(point.P) || q.Equals(point.P))
{
return(true);
}
return(false);
}
public bool contains(PointF point)
{
if (p.Equals(point) || q.Equals(point))
{
return(true);
}
return(false);
}
public void EqualityTest(float x, float y)
{
PointF pLeft = new PointF(x, y);
PointF pRight = new PointF(y, x);
if (x == y)
{
Assert.True(pLeft == pRight);
Assert.False(pLeft != pRight);
Assert.True(pLeft.Equals(pRight));
Assert.Equal(pLeft.GetHashCode(), pRight.GetHashCode());
return;
}
Assert.True(pLeft != pRight);
Assert.False(pLeft == pRight);
Assert.False(pLeft.Equals(pRight));
}
internal bool TryPoint(PointF trialPoint, SizeF rectangle)
{
if (trialPoint.Equals(spiralEndSentinel))
{
return(true);
}
var trailRectangle = new RectangleF(trialPoint, rectangle);
return(!Occupied.Any(x => x.IntersectsWith(trailRectangle)));
}
//TPS中的U函数
private double U_r(PointF p1, PointF p2)
{
if (p1.Equals(p2))
{
return(0);
}
double r2 = (p1.X - p2.X) * (p1.X - p2.X) + (p1.Y - p2.Y) * (p1.Y - p2.Y);
return(r2 * (double)Math.Log(r2));
}
public override bool Equals(object obj)
{
// If parameter is null return false.
if (obj == null)
{
return(false);
}
// If parameter cannot be cast to Point return false.
Edge e = obj as Edge;
if (e == null)
{
return(false);
}
// Return true if the fields match:
return((A.Equals(e.A) && B.Equals(e.B)) || (A.Equals(e.B) && B.Equals(e.A)));
}
private void tmrWaypoint_Tick(object sender, EventArgs e)
{
PointF position = new PointF(LocalPlayer.XPos, LocalPlayer.YPos);
if (!position.Equals(OldPosition))
{
OldPosition = position;
waypoints.Add(position);
}
}
/// <summary>
/// 基线与峰相交处理
///
/// 保证基线不与峰上的点相交
/// </summary>
/// <returns></returns>
private string BaselineCrossOperate(int index)
{
try
{
if (index < 0 || index >= _list.Count)
{
return("");
}
bool negative = (this[index].PeakPoint.Y < this[index].StartPoint.Y && this[index].PeakPoint.Y < this[index].EndPoint.Y);
if (negative)
{
return("");
}
string operates = "";
string operate = "";
PointF pt = PointF.Empty;
//结束基线与峰相交
if (_list[index].PeakState != Peak.PeakStates.ps_natural)
{
return("");
}
bool BaseLineStart = (FrontIndexOf(index) == -1);
pt = GetStartBaselineCrossPoint(this[index], BaseLineStart);
if (pt != PointF.Empty && !pt.Equals(this[index].StartPoint))
{
operates = PeakProcessor.ChangeSEPoint(_list, index, Parent[pt.X], true);
}
pt = GetEndBaselineCrossPoint(this[index], BaseLineStart);
if (pt != PointF.Empty && !pt.Equals(this[index].EndPoint))
{
operate = PeakProcessor.ChangeSEPoint(_list, index, Parent[pt.X], false);
}
operates += operate;
return(operates);
}
catch
{
return("");
}
}
public bool Equivalent(Triangle o)
{
if (!IsValid || !o.IsValid)
{
return(false);
}
if (A.Equals(o.A) && (B.Equals(o.B) && C.Equals(o.C) || B.Equals(o.C) && C.Equals(o.B)))
{
return(true);
}
if (A.Equals(o.B) && (B.Equals(o.A) && C.Equals(o.C) || B.Equals(o.C) && C.Equals(o.A)))
{
return(true);
}
if (A.Equals(o.C) && (B.Equals(o.A) && C.Equals(o.B) || B.Equals(o.B) && C.Equals(o.A)))
{
return(true);
}
return(false);
}
public PointF GetStartMaterialWorldPoint()
{
var x = bottomLeftPosition.x;
var y = bottomLeftPosition.y;
var cs = (float)Graphx.CellSize;
if (direction.Equals(LEFT))
{
return(new PointF((x + 1) * cs - 2, (y + 0.5f) * cs));
}
if (direction.Equals(RIGHT))
{
return(new PointF(x * cs + 2, (y + 0.5f) * cs));
}
if (direction.Equals(UP))
{
return(new PointF((x + 0.5f) * cs, (y + 1) * cs - 2));
}
return(new PointF((x + 0.5f) * cs, y * cs + 2));
}
public void Normalize()
{
const float epsilon = 0.0001f;
Assert.IsTrue(PointD.Equals(new PointD(-1, 0), new PointD(-1, 0).Normalize(), epsilon));
Assert.IsTrue(PointD.Equals(new PointD(0, -1), new PointD(0, -0.5).Normalize(), epsilon));
Assert.IsTrue(PointD.Equals(new PointD(0.447213, 0.894428), pointD.Normalize(), epsilon));
Assert.IsTrue(PointF.Equals(new PointF(-1, 0), new PointF(-1, 0).Normalize(), epsilon));
Assert.IsTrue(PointF.Equals(new PointF(0, -1), new PointF(0, -0.5f).Normalize(), epsilon));
Assert.IsTrue(PointF.Equals(new PointF(0.447213f, 0.894428f), pointF.Normalize(), epsilon));
}
public void FromPolar()
{
const float epsilon = 0.0001f;
Assert.IsTrue(PointD.Equals(pointD, PointD.FromPolar(pointD.Length, pointD.Angle), epsilon));
Assert.IsTrue(PointF.Equals(pointF, PointF.FromPolar(pointF.Length, pointF.Angle), epsilon));
Assert.AreEqual(pointI, PointI.FromPolar(pointI.Length, pointI.Angle));
Assert.IsTrue(PointD.Equals(new PointD(-1, -2),
PointD.FromPolar(-pointD.Length, pointD.Angle), epsilon));
Assert.IsTrue(PointF.Equals(new PointF(-1, -2),
PointF.FromPolar(-pointF.Length, pointF.Angle), epsilon));
Assert.AreEqual(new PointI(-1, -2), PointI.FromPolar(-pointI.Length, pointI.Angle));
}
public override bool Equals(object obj)
{
return((obj is PathGradientBrush b) &&
pathPoints.Equals(b.pathPoints) &&
wrapMode.Equals(b.wrapMode) &&
gradientTransform.Equals(b.gradientTransform) &&
centerColor.Equals(b.centerColor) &&
focusScales.Equals(b.focusScales) &&
surroundColors.Equals(b.surroundColors) &&
colorBlend.Equals(b.colorBlend) &&
rectangle.Equals(b.rectangle) &&
centerPoint.Equals(b.centerPoint) &&
polygonWinding.Equals(b.polygonWinding) &&
blend.Equals(b.blend));
}
/// <summary>
/// Checks whether the given point lies on the line segment.
/// </summary>
public bool ContainsInSegment(PointF point)
{
if (point.Equals(_a) || point.Equals(_b))
{
return(true);
}
if (!Bounds.Contains(point))
{
return(false);
}
if (_a.X == _b.X)
{
return(point.X == _a.X);
}
if (_a.Y == _b.Y)
{
return(point.Y == _a.Y);
}
return((point.X - _a.X) * (_b.Y - _a.Y) ==
(point.Y - _a.Y) * (_b.X - _a.X));
}
public static void EqualityTest_NotPointF()
{
var point = new PointF(0, 0);
Assert.False(point.Equals(null));
Assert.False(point.Equals(0));
Assert.False(point.Equals(new Point(0, 0)));
}
public void EqualityTest(float x, float y)
{
PointF pLeft = new PointF(x, y);
PointF pRight = new PointF(y, x);
if (x == y)
{
Assert.True(pLeft == pRight);
Assert.False(pLeft != pRight);
Assert.True(pLeft.Equals(pRight));
Assert.Equal(pLeft.GetHashCode(), pRight.GetHashCode());
return;
}
Assert.True(pLeft != pRight);
Assert.False(pLeft == pRight);
Assert.False(pLeft.Equals(pRight));
}