/// <summary>
/// A method that implementes the shapes according to the given instructions by the user in the application
/// </summary>
/// <param name="shape"></param> name of the shape passed by the user
/// <param name="length"></param> number of parameters passed by the user
/// <param name="para"></param> string array of the parameters passed by the user
public void shape_changer(string shape, int length, string[] para)
{
Shape_decider shape_type = new Shape_decider();
float[] parameters_float = new float[length];
for (int i = 0; i < length; i++)
{
if (Data_storing.List_of_varaiables.Contains(para[i]))
{
int index = Data_storing.List_of_varaiables.IndexOf(para[i]);
parameters_float[i] = (float)Data_storing.Value_of_varaiables[index];
}
else
{
try
{
parameters_float[i] = float.Parse(para[i]);
}
catch (FormatException fe)
{
this.errors[0] = "Please pass some valid parameters to the command";
}
}
}
Shapes sh = shape_type.GetShapes(shape);
if (fill)
{
sh.GetValue(parameters_float, Default_Brush);
}
else
{
sh.GetValue(parameters_float, Default_Pen);
}
sh.Draw(graphics, Default_initial_positionx, Default_initial_positiony, fill);
}
/// <summary>
/// Class Takes the input and executes the give code to the run the application correctly
/// </summary>
/// <param name="firstname"></param> first name of the code that is to be implemented
/// <param name="parameters_string"></param> array of string that contains the input of parametes that has been given by the user to compile.
/// <param name="gr"></param> graphics for the picturebox that the application draws the shapes in.
public Shape_Implementation(string firstname, string[] parameters_string)
{
this.firstname = firstname;
this.parameters = parameters_string;
Shape_decider shape_type = new Shape_decider();
if (firstname == "moveto" || firstname == "drawto")
{
this.to_implementation();
}
else if (firstname == "pen")
{
if (parameters_string.Length == 1)
{
PencolorSwitcher p = new PencolorSwitcher(parameters_string[0]);
errors = p.error_pencolorSwitcher();
}
else
{
errors[0] = "**Pass only a color name**";
}
}
else if (firstname == "fill")
{
if (parameters_string.Length == 1)
{
if (parameters_string[0] == "on")
{
fill = true;
errors[0] = "**Fill turned on**";
}
else if (parameters_string[0] == "off")
{
fill = false;
errors[0] = "**Fill turned off**";
}
else
{
errors[0] = "**You can turn on or turn off the fill in**";
}
}
else
{
errors[0] = "**Pass only a color name**";
}
}
else if (firstname == "circle")
{
if (parameters_string.Length == 1)
{
shape_changer(firstname, parameters_string.Length, parameters_string);
}
else
{
errors[0] = "**Pass only a Radius**";
}
}
else if (firstname == "drawarc")
{
if (parameters_string.Length == 4)
{
shape_changer(firstname, parameters_string.Length, parameters_string);
}
else
{
errors[0] = "**Pass width,height,start angle,sweep angle**";
}
}
else if (firstname == "triangle")
{
if (parameters_string.Length == 3)
{
shape_changer(firstname, parameters_string.Length, parameters_string);
}
else
{
errors[0] = "**Pass legnths for each side**";
}
}
else if (firstname == "rectangle")
{
if (parameters_string.Length == 2)
{
shape_changer(firstname, parameters_string.Length, parameters_string);
}
else
{
errors[0] = "**Pass a length and a breadth**";
}
}
else if (firstname == "polygon")
{
if (parameters_string.Length >= 4)
{
shape_changer(firstname, parameters_string.Length, parameters_string);
}
else
{
errors[0] = "**Pass a 5 parameters for the sides**";
}
}
else if (firstname == "rotate")
{
if (parameters_string.Length == 1)
{
rotating_Graphics(parameters_string);
}
else
{
errors[0] = "**Pass a rotating angle**";
}
}
else
{
this.errors[0] = "**Not a Valid Code**";
}
}