//Metodo que testa se a proxmia posição for comida
public bool gotFood()
{
if (posição.X == Canvas.GetLeft(food) && posição.Y == Canvas.GetTop(food))
{
Task.Run(() => notificationSound.Play());
Random rnd = new Random();
Console.WriteLine("Pegou a comida");
PointCollection d = new PointCollection();
for (int i = 0; i < rects.Count; i++)
{
d.Add(new Point(Canvas.GetLeft(rects[i]), Canvas.GetTop(rects[i])));
}
int rnd1, rnd2;
//Muda a posição da comida caso não seja dentro da snake
do
{
rnd1 = rnd.Next(30);
rnd2 = rnd.Next(30);
Canvas.SetLeft(food, rnd1 * dimension);
Canvas.SetTop(food, rnd2 * dimension);
}while (d.Contains(new Point(rnd1 * dimension, rnd2 * dimension)));
return(true);
}
return(false);
}
public static void AssertContains(this PointCollection collection, params double[][] points)
{
Assert.AreEqual(points.Length, collection.Count, "Expected to find {0} points in collection", points.Length);
foreach (var point in points)
{
Assert.IsTrue(collection.Contains(new Point(point[0], point[1])), "Expected collection to contain point [{0},{1}]", point[0], point[1]);
}
}
public override bool AddEdge(EdgePointID GraphEdge)
{
if (PointCollection.Contains(GraphEdge.StartPoint) && PointCollection.Contains(GraphEdge.EndPoint))
{
// Переназначаем вершины графа на те, что точно содержаться в списке графа.
GraphEdge.StartPoint = PointCollection.First(i1 => i1.Name == GraphEdge.StartPoint.Name);
GraphEdge.EndPoint = PointCollection.First(i1 => i1.Name == GraphEdge.EndPoint.Name);
return base.HashSetEdges.Add(GraphEdge);
}
else throw new Exception("Graph not contains this combination of points: " + GraphEdge.StartPoint.ToString() + ", " + GraphEdge.EndPoint.ToString());
}
public PointCollection BSplineCurve(ObservableCollection <RationalBSplinePoint> Points, int Degree, double[] KnotVector, double StepSize)
{
PointCollection Result = new PointCollection();
for (double i = 0; i < 1; i += StepSize)
{
if (this.IsBSpline)
{
Result.Add(BSplinePoint(Points, Degree, KnotVector, i));
}
else
{
Result.Add(RationalBSplinePoint(Points, Degree, KnotVector, i));
}
}
if (!Result.Contains(Points[Points.Count - 1].MyPoint))
{
Result.Add(Points[Points.Count - 1].MyPoint);
}
return(Result);
}
private void PointCollectionOperations(object sender, SelectionChangedEventArgs e)
{
RadioButton li = (sender as RadioButton);
// Strings used to display the results
String syntaxString, resultType, operationString;
// The local variables point1, point2, vector2, etc are defined in each
// case block for readability reasons. Each variable is contained within
// the scope of each case statement.
switch (li.Name)
{ //begin switch
case "rb1":
{
//<SnippetPointCollectionAdd>
// Instantiating and initializing Point structures
Point point1 = new Point(10, 10);
Point point2 = new Point(20, 20);
Point point3 = new Point(30, 30);
Point point4 = new Point(40, 40);
// Instantiating an array of Points to the points
Point[] pointArray = new Point[3];
// Adding points to array
pointArray[0] = point1;
pointArray[1] = point2;
pointArray[2] = point3;
// Instantiating a PointCollection and initializing with an array
PointCollection pointCollection1 = new PointCollection(pointArray);
// Adding a point to the PointCollection
pointCollection1.Add(point4);
// pointCollection1 is equal to (10,10 20,20 30,30 40,40)
//</SnippetPointCollectionAdd>
break;
}
case "rb2":
{
//<SnippetPointCollectionClear>
// Instantiating and initializing Point structures
Point point1 = new Point(10, 10);
Point point2 = new Point(20, 20);
Point point3 = new Point(30, 30);
// Instantiating a PointCollection
PointCollection pointCollection1 = new PointCollection();
// Adding Points to the PointCollection
pointCollection1.Add(point1);
pointCollection1.Add(point2);
pointCollection1.Add(point3);
// pointCollection1 is equal to (10,10 20,20 30,30)
// clearing the PointCollection
pointCollection1.Clear();
// pointCollection1 is now empty
//</SnippetPointCollectionClear>
break;
}
case "rb3":
{
//<SnippetPointCollectionContains>
Boolean inCollection;
// Instantiating and Initializing Point structures
Point point1 = new Point(10, 10);
Point point2 = new Point(20, 20);
Point point3 = new Point(30, 30);
Point point4 = new Point(40, 40);
// Instantiating a PointCollection
PointCollection pointCollection1 = new PointCollection();
pointCollection1.Add(point1);
pointCollection1.Add(point2);
pointCollection1.Add(point3);
// pointCollection1 is equal to (10,10 20,20 30,30)
inCollection = pointCollection1.Contains(point4);
// inCollection is equal to False
//</SnippetPointCollectionContains>
break;
}
case "rb4":
{
//<SnippetPointCollectionIndexOf>
int pIndex;
// Instantiating and initializing Point structures
Point point1 = new Point(10, 10);
Point point2 = new Point(20, 20);
Point point3 = new Point(30, 30);
// Instantiating a PointCollection
PointCollection pointCollection1 = new PointCollection();
// Adding Points to PointCollection
pointCollection1.Add(point1);
pointCollection1.Add(point2);
pointCollection1.Add(point3);
// pointCollection1 is equal to (10,10 20,20 30,30)
// Getting the index of a Point
pIndex = pointCollection1.IndexOf(point2);
// pointIndex is equal to 1
//</SnippetPointCollectionIndexOf>
break;
}
case "rb5":
{
//<SnippetPointCollectionInsert>
// Instantiating and initializing Point structures
Point point1 = new Point(10, 10);
Point point2 = new Point(20, 20);
Point point3 = new Point(30, 30);
Point point4 = new Point(40, 40);
// Instantiating a PointCollection
PointCollection pointCollection1 = new PointCollection();
// Adding Points to the PointCollection
pointCollection1.Add(point1);
pointCollection1.Add(point2);
pointCollection1.Add(point3);
// pointCollection1 is equal to (10,10 20,20 30,30)
// Inserting a Point into the PointCollection
pointCollection1.Insert(1, point4);
// pointCollection1 is now equal to (10,10 40,40 20,20 30,30
//</SnippetPointCollectionInsert>
break;
}
case "rb6":
{
//<SnippetPointCollectionRemove>
// Instantiating and initializing Point structures
Point point1 = new Point(10, 10);
Point point2 = new Point(20, 20);
Point point3 = new Point(30, 30);
// Instantiating a PointCollection
PointCollection pointCollection1 = new PointCollection();
// Adding Points to PointCollection
pointCollection1.Add(point1);
pointCollection1.Add(point2);
pointCollection1.Add(point3);
// pointCollection1 is equal to (10,10 20,20 30,30)
// Removing a Point from the PointCollection
pointCollection1.Remove(point2);
// pointCollection1 is equal to 10,10 30,30
//</SnippetPointCollectionRemove>
break;
}
case "rb7":
{
//<SnippetPointCollectionRemoveAt>
// Instantiating and initializing Point structures
Point point1 = new Point(10, 10);
Point point2 = new Point(20, 20);
Point point3 = new Point(30, 30);
// Instantiating a PointCollection
PointCollection pointCollection1 = new PointCollection();
// Adding Points to the PointCollection
pointCollection1.Add(point1);
pointCollection1.Add(point2);
pointCollection1.Add(point3);
// pointCollection1 is equal to (10,10 20,20 30,30)
// Removing a range of Points
pointCollection1.RemoveAt(1);
// pointCollection1 is equal to (10,10 30,30)
//</SnippetPointCollectionRemoveAt>
break;
}
case "rb8":
{
//<SnippetPointCollectionToString>
string pcString;
// Instantiating and initializing Point structures
Point point1 = new Point(10, 10);
Point point2 = new Point(20, 20);
Point point3 = new Point(30, 30);
// Instantiating a PointCollection
PointCollection pointCollection1 = new PointCollection();
// Adding Points to PointCollection
pointCollection1.Add(point1);
pointCollection1.Add(point2);
pointCollection1.Add(point3);
// pointCollection1 is equal to (10,10 20,20 30,30)
// Getting a string representation of the PointCollection
pcString = pointCollection1.ToString();
// pcString is equal to "10,10 20,20 30,30"
//</SnippetPointCollectionToString>
break;
}
case "rb9":
{
break;
}
case "rb10":
{
break;
}
case "rb11":
{
break;
}
case "rb12":
{
break;
}
} //end switch
}