/// <summary>
/// Compares the given input code to the colors set in here.
/// </summary>
/// <param name="other">ColorCode that is compared</param>
/// <returns>A color representation of the number of correctly colored and placed inputs.
/// Cyan means correct input color at the right place, white that there is a correct color.
/// </returns>
public ColorCode compareCodes(ColorCode other)
{
ColorCode indicator = new ColorCode();
int index;
int correctlyPlaced = 0;
int rightColors = 0;
GT.Color thisColor;
GT.Color[] testcase = { colors[0], colors[1], colors[2], colors[3] };
//First find all correctly placed colors...
for (index = 0; index < 4; index++)
{
thisColor = other.getColor(index);
if (testcase[index].Equals(thisColor))
{
correctlyPlaced++;
//... and remove them, to not test against them again
testcase[index] = correct;
}
}
//Now find colors that are present in wrong places...
for (index = 0; index < 4; index++)
{
if (testcase[index] != correct) //already found
{
thisColor = other.getColor(index);
for (int i = 0; i < 4; i++)
{
if ( testcase[i].Equals(thisColor) )
{
//found an incorrect placed color
rightColors++;
testcase[i] = semiRight;
//remove and don't test for this index further...
break;
}
}
}
}
//fill the to be returned indicator...
index = 0;
for (int i = 0; i < correctlyPlaced; i++)
{
indicator.setColor(index, correct);
index++;
}
for (int i = 0; i < rightColors; i++)
{
indicator.setColor(index, semiRight);
index++;
}
return indicator;
}
/// <summary>
/// changes the color of the given color code at a certain position
/// </summary>
/// <param name="d"> the direction (UP or DOWN)</param>
/// <param name="code"> the color code</param>
/// <param name="pos"> position of the color to be changed in the code </param>
private void changeColor(direction d, ColorCode code, int pos)
{
if (d == direction.UP)
{
code.setColor(pos, ColorCode.getNextColor(code.getColor(pos)));
}
else
{
code.setColor(pos, ColorCode.getPrevColor(code.getColor(pos)));
}
}