ACM Task 3

import acm.graphics.*;
import acm.program.GraphicsProgram;

public class Task3 extends GraphicsProgram {
    public void run() {
        final int WIDTH = 1000;
        final int HEIGHT = 600;

        this.setSize(WIDTH, HEIGHT);

        int centerX = WIDTH/2;
        int centerY = HEIGHT/2;

        double blockWidth = WIDTH/4.1;
        double blockHeight = HEIGHT/8.0;

        double fontSize = (WIDTH > HEIGHT) ? HEIGHT/35.0 : WIDTH/35.0;
        String fontSettings = "Arial-" + (int)fontSize;

        addBlock(centerX-blockWidth/2, centerY-blockHeight*2, blockWidth, blockHeight, fontSettings,
                "Program");
        addBlock(centerX-blockWidth/2, centerY+blockHeight, blockWidth, blockHeight, fontSettings,
                "ConsoleProgram");
        addBlock(centerX-blockWidth*2, centerY+blockHeight, blockWidth, blockHeight, fontSettings,
                "GraphicsProgram");
        addBlock(centerX+blockWidth, centerY+blockHeight, blockWidth, blockHeight, fontSettings,
                "DialogProgram");

        // Link to ConsoleProgram block
        GLine consoleProgramLink = new GLine(centerX, centerY-blockHeight, centerX, centerY+blockHeight);
        add(consoleProgramLink);

        // Link to GraphicsProgram block
        GLine graphicsProgramLink = new GLine(centerX, centerY-blockHeight, centerX-blockWidth*1.5, centerY+blockHeight);
        add(graphicsProgramLink);

        // Link to DialogProgram block
        GLine dialogProgramLink = new GLine(centerX, centerY-blockHeight, centerX+blockWidth*1.5, centerY+blockHeight);
        add(dialogProgramLink);
    }

    private void addBlock(double x, double y, double blockWidth, double blockHeight, String fontSettings, String labelText) {
        GRect programBlock = new GRect(x, y, blockWidth, blockHeight);
        GLabel blockLabel = new GLabel(labelText);
        blockLabel.setFont(fontSettings);
        double blockLabelX = x+(blockWidth-blockLabel.getWidth())/2.0;
        double blockLabelY = y+(blockHeight+blockLabel.getHeight())/2.0;
        blockLabel.setLocation(blockLabelX, blockLabelY);

        add(programBlock);
        add(blockLabel);
    }
}