import java.awt.*;
import java.awt.geom.Line2D;

public class DrawingCrossRollers implements IDrawingRollers {
    private RollersCount rollersCount;
    private Color color;

    public DrawingCrossRollers(int rollersCount, Color bodyColor) {
        setRollersCount(rollersCount);
        color = bodyColor;
    }

    public void setRollersCount(int num) {
        if (num <= 4) {
            rollersCount = RollersCount.Four;
        } else if (num >= 6) {
            rollersCount = RollersCount.Six;
        } else {
            rollersCount = RollersCount.Five;
        }
    }

    public void draw(Graphics2D g, int x, int y, int artilleryWidth, int artilleryHeight) {
        g.setColor(color != null ? color : Color.BLACK);
        g.fillOval(x + artilleryWidth / 20, y + artilleryHeight * 7 / 15, artilleryWidth * 4 / 20, artilleryHeight * 10 / 32);
        g.fillOval(x + artilleryWidth * 15 / 20, y + artilleryHeight * 7 / 15, artilleryWidth * 4 / 20, artilleryHeight * 10 / 32);
        switch (rollersCount) {
            case Six: {
                g.fillOval(x + artilleryWidth * 8 / 20, y + artilleryHeight * 10 / 16, artilleryWidth * 2 / 20, artilleryHeight * 6 / 32);
            }
            case Five: {
                g.fillOval(x + artilleryWidth * 10 / 20, y + artilleryHeight * 10 / 16, artilleryWidth * 2 / 20, artilleryHeight * 6 / 32);
            }
            case Four: {
                g.fillOval(x + artilleryWidth * 5 / 20, y + artilleryHeight * 9 / 16, artilleryWidth * 3 / 20, artilleryHeight * 8 / 32);
                g.fillOval(x + artilleryWidth * 12 / 20, y + artilleryHeight * 9 / 16, artilleryWidth * 3 / 20, artilleryHeight * 8 / 32);
            }
        }
        drawOrnament(g, x, y, artilleryWidth, artilleryHeight);
    }

    private void drawOrnament(Graphics2D g, int x, int y, int artilleryWidth, int artilleryHeight) {
        g.setStroke(new BasicStroke(1));
        g.setColor(Color.BLACK);


        g.drawLine(x + artilleryWidth / 20, y + artilleryHeight * 7 / 15 + artilleryHeight * 5 / 32, x + artilleryWidth * 5 / 20 - 1, y + artilleryHeight * 7 / 15 + artilleryHeight * 5 / 32);
        g.drawLine(x + artilleryWidth * 3 / 20, y + artilleryHeight * 7 / 15, x + artilleryWidth * 3 / 20, y + artilleryHeight * 7 / 15 + artilleryHeight * 10 / 32);
        g.drawLine(x + artilleryWidth * 2 / 20, y + artilleryHeight * 7 / 15 + artilleryHeight * 5 / 64, x + artilleryWidth * 4 / 20, y + artilleryHeight * 7 / 15 + artilleryHeight * 15 / 64);
        g.drawLine(x + artilleryWidth * 4 / 20, y + artilleryHeight * 7 / 15 + artilleryHeight * 5 / 64, x + artilleryWidth * 2 / 20, y + artilleryHeight * 7 / 15 + artilleryHeight * 15 / 64);

        g.drawLine(x + artilleryWidth * 15 / 20, y + artilleryHeight * 7 / 15 + artilleryHeight * 5 / 32, x + artilleryWidth * 19 / 20 - 1, y + artilleryHeight * 7 / 15 + artilleryHeight * 5 / 32);
        g.drawLine(x + artilleryWidth * 17 / 20, y + artilleryHeight * 7 / 15, x + artilleryWidth * 17 / 20, y + artilleryHeight * 7 / 15 + artilleryHeight * 10 / 32);
        g.drawLine(x + artilleryWidth * 16 / 20, y + artilleryHeight * 7 / 15 + artilleryHeight * 5 / 64, x + artilleryWidth * 18 / 20, y + artilleryHeight * 7 / 15 + artilleryHeight * 15 / 64);
        g.drawLine(x + artilleryWidth * 18 / 20, y + artilleryHeight * 7 / 15 + artilleryHeight * 5 / 64, x + artilleryWidth * 16 / 20, y + artilleryHeight * 7 / 15 + artilleryHeight * 15 / 64);

        switch(rollersCount) {
            case Six: {
                g.drawLine(x + artilleryWidth * 8 / 20, y + artilleryHeight * 10 / 16 + artilleryHeight * 3 / 32, x + artilleryWidth * 10 / 20, y + artilleryHeight * 10 / 16 + artilleryHeight * 3 / 32);
                g.drawLine(x + artilleryWidth * 9 / 20, y + artilleryHeight * 10 / 16, x + artilleryWidth * 9 / 20, y + artilleryHeight * 10 / 16 + artilleryHeight * 6 / 32);
                g.drawLine(x + artilleryWidth * 8 / 20 + artilleryWidth * 2 / 80, y + artilleryHeight * 10 / 16 + artilleryHeight * 3 / 32 - artilleryHeight * 3 / 64, x + artilleryWidth * 10 / 20 - artilleryWidth * 2 / 80, y + artilleryHeight * 10 / 16 + artilleryHeight * 3 / 32 + artilleryHeight * 3 / 64);
                g.drawLine(x + artilleryWidth * 9 / 20 + artilleryWidth * 2 / 80, y + artilleryHeight * 10 / 16 + artilleryHeight * 3 / 32 - artilleryHeight * 3 / 64, x + artilleryWidth * 8 / 20 + artilleryWidth * 2 / 80, y + artilleryHeight * 10 / 16 + artilleryHeight * 3 / 32 + artilleryHeight * 3 / 64);
            }
            case Five: {
                g.drawLine(x + artilleryWidth * 10 / 20, y + artilleryHeight * 10 / 16 + artilleryHeight * 3 / 32, x + artilleryWidth * 12 / 20, y + artilleryHeight * 10 / 16 + artilleryHeight * 3 / 32);
                g.drawLine(x + artilleryWidth * 11 / 20, y + artilleryHeight * 10 / 16, x + artilleryWidth * 11 / 20, y + artilleryHeight * 10 / 16 + artilleryHeight * 6 / 32);
                g.drawLine(x + artilleryWidth * 12 / 20 + artilleryWidth * 2 / 80, y + artilleryHeight * 10 / 16 + artilleryHeight * 3 / 32 - artilleryHeight * 3 / 64, x + artilleryWidth * 12 / 20 - artilleryWidth * 2 / 80, y + artilleryHeight * 10 / 16 + artilleryHeight * 3 / 32 + artilleryHeight * 3 / 64);
                g.drawLine(x + artilleryWidth * 11 / 20 + artilleryWidth * 2 / 80, y + artilleryHeight * 10 / 16 + artilleryHeight * 3 / 32 - artilleryHeight * 3 / 64, x + artilleryWidth * 10 / 20 + artilleryWidth * 2 / 80, y + artilleryHeight * 10 / 16 + artilleryHeight * 3 / 32 + artilleryHeight * 3 / 64);
            }
            case Four: {
                g.drawLine(x + artilleryWidth * 5 / 20, y + artilleryHeight * 9 / 16 + artilleryHeight * 4 / 32, x + artilleryWidth * 5 / 20 + artilleryWidth * 3 / 20, y + artilleryHeight * 9 / 16 + artilleryHeight * 4 / 32);
                g.drawLine(x + artilleryWidth * 5 / 20 + artilleryWidth * 3 / 40, y + artilleryHeight * 9 / 16, x + artilleryWidth * 5 / 20 + artilleryWidth * 3 / 40, y + artilleryHeight * 9 / 16 + artilleryHeight * 8 / 32);
                g.drawLine(x + artilleryWidth * 5 / 20 + artilleryWidth * 3 / 80, y + artilleryHeight * 9 / 16 + artilleryHeight * 2 / 32, x + artilleryWidth * 5 / 20 + artilleryWidth * 9 / 80, y + artilleryHeight * 9 / 16 + artilleryHeight * 6 / 32);
                g.drawLine(x + artilleryWidth * 5 / 20 + artilleryWidth * 9 / 80, y + artilleryHeight * 9 / 16 + artilleryHeight * 2 / 32, x + artilleryWidth * 5 / 20 + artilleryWidth * 3 / 80, y + artilleryHeight * 9 / 16 + artilleryHeight * 6 / 32);

                g.drawLine(x + artilleryWidth * 12 / 20, y + artilleryHeight * 9 / 16 + artilleryHeight * 4 / 32, x + artilleryWidth * 12 / 20 + artilleryWidth * 3 / 20, y + artilleryHeight * 9 / 16 + artilleryHeight * 4 / 32);
                g.drawLine(x + artilleryWidth * 12 / 20 + artilleryWidth * 3 / 40, y + artilleryHeight * 9 / 16, x + artilleryWidth * 12 / 20 + artilleryWidth * 3 / 40, y + artilleryHeight * 9 / 16 + artilleryHeight * 8 / 32);
                g.drawLine(x + artilleryWidth * 12 / 20 + artilleryWidth * 3 / 80, y + artilleryHeight * 9 / 16 + artilleryHeight * 2 / 32, x + artilleryWidth * 12 / 20 + artilleryWidth * 9 / 80, y + artilleryHeight * 9 / 16 + artilleryHeight * 6 / 32);
                g.drawLine(x + artilleryWidth * 12 / 20 + artilleryWidth * 9 / 80, y + artilleryHeight * 9 / 16 + artilleryHeight * 2 / 32, x + artilleryWidth * 12 / 20 + artilleryWidth * 3 / 80, y + artilleryHeight * 9 / 16 + artilleryHeight * 6 / 32);
            }
        }
    }
}