/// <summary> Get the shape implementing Interface.</summary>
/// <param name="shapeType">Type of the shape.</param>
/// <returns>Shape</returns>
public IDrawShape getShape(string shapeType)
{
IDrawShape shape = null;
switch (shapeType)
{
case "CIRCLE":
shape = new DrawCircle();
break;
case "RECTANGLE":
shape = new DrawRectangle();
break;
case "TRIANGLE":
shape = new DrawTriangle();
break;
}
return(shape);
}
public MainPresenter(IDrawShape shapeDrawService)
{
this.shapeDrawService = shapeDrawService;
}
/// <summary>
/// Initializes a new instance of the <see cref="Circle"/> class.
/// </summary>
/// <param name="drawShape">The draw shape.</param>
/// <param name="radius">The radius.</param>
public Circle(IDrawShape drawShape, float radius) : base(drawShape)
{
this.radius = radius;
}
/// <summary>Sends the draw command.</summary>
/// <param name="lineOfCommand">The line of command.</param>
private void sendDrawCommand(string lineOfCommand)
{
String[] shapes = { "circle", "rectangle", "triangle" };
String[] variable = { "radius", "width", "height", "counter", "hypotenuse" };
lineOfCommand = Regex.Replace(lineOfCommand, @"\s+", " ");
string[] words = lineOfCommand.Split(' ');
//removing white spaces in between words
for (int i = 0; i < words.Length; i++)
{
words[i] = words[i].Trim();
}
String firstWord = words[0].ToLower();
Boolean firstWordShape = shapes.Contains(firstWord);
if (firstWordShape)
{
if (firstWord.Equals("circle"))
{
Boolean secondWordIsVariable = variable.Contains(words[1].ToLower());
if (secondWordIsVariable)
{
if (words[1].ToLower().Equals("radius"))
{
IShape = shapeFactory.getShape("CIRCLE");
IShape.SetShapeParam(radius, 0, 0);
IShape.DrawShape(g);
}
}
else
{
IShape = shapeFactory.getShape("CIRCLE");
IShape.SetShapeParam(Int32.Parse(words[1]), 0, 0);
IShape.DrawShape(g);
}
}
else if (firstWord.Equals("rectangle"))
{
String args = lineOfCommand.Substring(9, (lineOfCommand.Length - 9));
String[] parms = args.Split(',');
for (int i = 0; i < parms.Length; i++)
{
parms[i] = parms[i].Trim();
}
Boolean secondWordIsVariable = variable.Contains(parms[0].ToLower());
Boolean thirdWordIsVariable = variable.Contains(parms[1].ToLower());
if (secondWordIsVariable)
{
if (thirdWordIsVariable)
{
IShape = shapeFactory.getShape("RECTANGLE");
IShape.SetShapeParam(width, height, 0);
IShape.DrawShape(g);
}
else
{
IShape = shapeFactory.getShape("RECTANGLE");
IShape.SetShapeParam(width, Int32.Parse(parms[1]), 0);
IShape.DrawShape(g);
}
}
else
{
if (thirdWordIsVariable)
{
IShape = shapeFactory.getShape("RECTANGLE");
IShape.SetShapeParam(Int32.Parse(parms[0]), height, 0);
IShape.DrawShape(g);
}
else
{
IShape = shapeFactory.getShape("RECTANGLE");
IShape.SetShapeParam(Int32.Parse(parms[0]), Int32.Parse(parms[1]), 0);
IShape.DrawShape(g);
}
}
}
else if (firstWord.Equals("triangle"))
{
String args = lineOfCommand.Substring(8, (lineOfCommand.Length - 8));
String[] parms = args.Split(',');
if (parms.Length == 3)
{
for (int i = 0; i < 3; i++)
{
parms[i] = parms[i].Trim();
}
IShape = shapeFactory.getShape("TRIANGLE");
IShape.SetShapeParam(Int32.Parse(parms[0]), Int32.Parse(parms[1]), Int32.Parse(parms[2]));
IShape.DrawShape(g);
}
}
}
else
{
if (firstWord.Equals("loop"))
{
counter = int.Parse(words[1]);
int loopStartLine = (GetStartLineNumber("loop"));
int loopEndLine = (GetEndLineNumber("endloop") - 1);
loopNumber = loopEndLine;
for (int i = 0; i < counter; i++)
{
for (int j = loopStartLine; j <= loopEndLine; j++)
{
String oneLineCommand = textBoxCmd.Lines[j];
oneLineCommand = oneLineCommand.Trim();
if (!oneLineCommand.Equals(""))
{
RunCommand(oneLineCommand);
}
}
}
}
else if (firstWord.Equals("if"))
{
Boolean loop = false;
if (words[1].ToLower().Equals("radius"))
{
if (radius == int.Parse(words[1]))
{
loop = true;
}
}
else if (words[1].ToLower().Equals("width"))
{
if (width == int.Parse(words[1]))
{
loop = true;
}
}
else if (words[1].ToLower().Equals("height"))
{
if (height == int.Parse(words[1]))
{
loop = true;
}
}
else if (words[1].ToLower().Equals("counter"))
{
if (counter == int.Parse(words[1]))
{
loop = true;
}
}
int ifStartLine = (GetStartLineNumber("if"));
int ifEndLine = (GetEndLineNumber("endif") - 1);
loopNumber = ifEndLine;
if (loop)
{
for (int j = ifStartLine; j <= ifEndLine; j++)
{
String oneLineCommand = textBoxCmd.Lines[j];
oneLineCommand = oneLineCommand.Trim();
if (!oneLineCommand.Equals(""))
{
RunCommand(oneLineCommand);
}
}
}
}
}
}
// a bridge between the shape that's being drawn an
// the component which actually draws it
public Shape(IDrawShape drawShape)
{
this.drawShape = drawShape;
}