import bridges.base.ColorGrid; import bridges.base.Color; public abstract class Mark { // this is protected (rather than private) so that // subclasses of Mark can access it protected Color color; /* Returns true if and only if the given Color is the same as this Mark's Color. Two Colors are considered the same if their Red, Green, Blue, and Alpha components are equal. c: the Color to check against
import bridges.base.ColorGrid;
import bridges.base.Color;
public abstract class Mark {
// this is protected (rather than private) so that
// subclasses of Mark can access it
protected Color color;
/*
Returns true if and only if the given Color
is the same as this Mark's Color. Two Colors
are considered the same if their Red, Green,
Blue, and Alpha components are equal.
c: the Color to check against
*/
public boolean isColor(Color c) {
return false;
}
/*
Draws this Mark onto the given ColorGrid
cg: the ColorGrid to draw onto
*/
public abstract void draw(ColorGrid cg);
}
import bridges.base.Color;
import org.junit.Assert;
import org.junit.Test;
public class MarkTest {
private static final Color B = new Color("black");
private static final Color W = new Color("white");
private static final Color U = new Color("blue");
@Test
public void isColorTest() {
Mark m1 = new Point(0, 0, W);
Mark m2 = new HorizontalLine(1, 1, 2, U);
Assert.assertTrue(m1.isColor(W));
Assert.assertFalse(m1.isColor(B));
Assert.assertFalse(m1.isColor(U));
Assert.assertFalse(m2.isColor(W));
Assert.assertFalse(m2.isColor(B));
Assert.assertTrue(m2.isColor(U));
}
}
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