/// <summary>
/// Reads the file.
/// </summary>
/// <param name="file">The file.</param>
/// <returns>List of shapes.</returns>
public List <IShape> ReadFile(string file)
{
List <IShape> shapes = new List <IShape>();
using (XmlReader reader = XmlReader.Create(file))
{
while (reader.Read())
{
if (reader.NodeType == XmlNodeType.Element)
{
if (reader.Name.Equals("circle"))
{
Circle circle;
if (reader.GetAttribute("material").Equals("paper"))
{
circle = new PaperCircle(
double.Parse(reader.GetAttribute("radius")),
(Color)Enum.Parse(typeof(Color), reader.GetAttribute("color")));
}
else
{
circle = new MembraneCircle(double.Parse(reader.GetAttribute("radius")));
}
shapes.Add(circle);
}
if (reader.Name.Equals("square"))
{
Square square;
if (reader.GetAttribute("material").Equals("paper"))
{
square = new PaperSquare(double.Parse(reader.GetAttribute("side")), (Color)Enum.Parse(typeof(Color), reader.GetAttribute("color")));
}
else
{
square = new MembraneSquare(double.Parse(reader.GetAttribute("side")));
}
shapes.Add(square);
}
if (reader.Name.Equals("rectangle"))
{
Rectangle rectangle;
if (reader.GetAttribute("material").Equals("paper"))
{
rectangle = new PaperRectangle(double.Parse(reader.GetAttribute("firstSide")),
double.Parse(reader.GetAttribute("secondSide")),
(Color)Enum.Parse(typeof(Color), reader.GetAttribute("color")));
}
else
{
rectangle = new MembraneRectangle(
double.Parse(reader.GetAttribute("firstSide")),
double.Parse(reader.GetAttribute("secondSide")));
}
shapes.Add(rectangle);
}
}
}
}
return(shapes);
}
public void CreatingRectangleMustReturnObject(double firstSide, double secondSide)
{
Rectangle paperRectangle = new PaperRectangle(firstSide, secondSide);
Rectangle membraneRectangle = new MembraneRectangle(firstSide, secondSide);
Assert.IsNotNull(paperRectangle);
Assert.IsNotNull(membraneRectangle);
}
public void TestGetPerimeterOfRectangle(double firstSide, double secondSide, double expectedArea)
{
Rectangle paperRectangle = new PaperRectangle(firstSide, secondSide);
Rectangle membraneRectangle = new MembraneRectangle(firstSide, secondSide);
Assert.AreEqual(expectedArea, paperRectangle.GetPerimeter());
Assert.AreEqual(expectedArea, membraneRectangle.GetPerimeter());
}
public void TestCutShapeFromAnotherShape(double smallerRadius, double biggerRadius, double smallerSide,
double biggerSide, double smallerFirstSide, double smallerSecondSide,
double biggerFirstSide, double biggerSecondSide)
{
//Cutting shape from another shape is available only in case when area of source shape bigger then area target shape
//Cutting shape from another shape also is available only for equals materials
Circle bigCircle = new MembraneCircle(biggerRadius);
Circle smallCircle = new MembraneCircle(smallerRadius, bigCircle);
Square bigSquare = new MembraneSquare(biggerSide);
Square smallSquare = new MembraneSquare(smallerSide, bigSquare);
Rectangle bigRectangle = new MembraneRectangle(biggerFirstSide, biggerSecondSide);
Rectangle smallRectangle = new MembraneRectangle(smallerFirstSide, smallerSecondSide, bigRectangle);
Circle circleFromRectangle = new MembraneCircle(smallerRadius, bigRectangle);
Square squareFromRectangle = new MembraneSquare(smallerSide, bigRectangle);
Assert.IsNotNull(smallCircle);
Assert.IsNotNull(smallSquare);
Assert.IsNotNull(smallRectangle);
Assert.IsNotNull(circleFromRectangle);
Assert.IsNotNull(squareFromRectangle);
}
/// <summary>
/// Reads the file.
/// </summary>
/// <param name="file">The file.</param>
/// <returns>List of shapes.</returns>
public List <IShape> ReadFile(string file)
{
List <IShape> shapes = new List <IShape>();
using (StreamReader streamReader = new StreamReader(file))
{
XmlDocument document = new XmlDocument();
document.Load(streamReader);
XmlNode root = document.SelectSingleNode("/shapes");
XmlNodeList nodeList = root.SelectNodes("*");
foreach (XmlNode node in nodeList)
{
if (node.Name.Equals("circle"))
{
Circle circle;
if (node.Attributes.GetNamedItem("material").Value.Equals("paper"))
{
circle = new PaperCircle(
double.Parse(node.Attributes.GetNamedItem("radius").Value),
(Color)Enum.Parse(typeof(Color), node.Attributes.GetNamedItem("color").Value));
}
else
{
circle = new MembraneCircle(double.Parse(node.Attributes.GetNamedItem("radius").Value));
}
shapes.Add(circle);
}
if (node.Name.Equals("square"))
{
Square square;
if (node.Attributes.GetNamedItem("material").Value.Equals("paper"))
{
square = new PaperSquare(
double.Parse(node.Attributes.GetNamedItem("side").Value),
(Color)Enum.Parse(typeof(Color), node.Attributes.GetNamedItem("color").Value));
}
else
{
square = new MembraneSquare(double.Parse(node.Attributes.GetNamedItem("side").Value));
}
shapes.Add(square);
}
if (node.Name.Equals("rectangle"))
{
Rectangle rectangle;
if (node.Attributes.GetNamedItem("material").Value.Equals("paper"))
{
rectangle = new PaperRectangle(
double.Parse(node.Attributes.GetNamedItem("firstSide").Value),
double.Parse(node.Attributes.GetNamedItem("secondSide").Value),
(Color)Enum.Parse(typeof(Color), node.Attributes.GetNamedItem("color").Value));
}
else
{
rectangle = new MembraneRectangle(
double.Parse(node.Attributes.GetNamedItem("firstSide").Value),
double.Parse(node.Attributes.GetNamedItem("secondSide").Value));
}
shapes.Add(rectangle);
}
}
}
return(shapes);
}
