Popup

package net.risenphoenix.jnk.StarField.Popups;

import java.awt.Color;
import java.awt.Font;
import java.awt.FontMetrics;
import java.awt.Graphics;
import java.util.ArrayList;

import net.risenphoenix.jnk.StarField.INIT;

public class Popup {

    private String title;
    private String body;
    private int width;
    private int height;
    private FontMetrics fm;

    private int margin = 30;

    private String exit = "Press ESCAPE to close this popup...";

    private ArrayList<String> bodyLines = new ArrayList<String>();

    private boolean hasCalculated;

    public Popup(String title, String body, int width, int height) {
        this.title = title;
        this.body = body;
        this.width = width;
        this.height = height;
    }

    public void drawPopup(Graphics g) {
        // Popup Body
        g.setColor(new Color(0,0,0,180));
        g.fillRect((INIT.getFrameSize().width / 2) - (width / 2), 100, width, height);

        // Popup Border
        g.setColor(new Color(0,0,0,255));
        g.drawRect((INIT.getFrameSize().width / 2) - (width / 2), 100, width, height);

        // Text Title
        g.setColor(Color.WHITE);
        this.fm = g.getFontMetrics();

        if (fm.stringWidth(title) < (width - (margin * 2))) {
            g.drawString(title, (INIT.getFrameSize().width / 2) - ((width / 2) - margin), 140);
        } else {
            g.drawString("Title too large to display...", (INIT.getFrameSize().width / 2) - ((width / 2) - margin), 140);
        }

        g.drawLine((INIT.getFrameSize().width / 2) - ((width / 2) - margin), 155, (INIT.getFrameSize().width / 2) + ((width / 2) - margin), 155);

        // Text Body
        g.setFont(new Font("Century Gothic", Font.PLAIN, 20));
        this.fm = g.getFontMetrics();

        if (!this.hasCalculated) {
            StringBuilder line = new StringBuilder();
            StringBuilder word = new StringBuilder();
            StringBuilder toCheck = new StringBuilder();

            // Line Truncating
            for (int i = 0; i < body.length(); i++) {
                if (body.charAt(i) != ' ') {
                    word.append(body.charAt(i));
                } else if (body.charAt(i) == ' ') {
                    word.append(body.charAt(i));
                    toCheck.append(word.toString());

                    if (fm.stringWidth(toCheck.toString()) < this.width - (margin * 2)) {
                        line.append(word.toString());
                        word = new StringBuilder();
                    } else {
                        bodyLines.add(line.toString());
                        line = new StringBuilder();
                        toCheck = new StringBuilder();
                        line.append(word.toString());
                        toCheck.append(word.toString());
                        word = new StringBuilder();
                    }
                }
            }

            this.bodyLines.add(line.toString());
            this.hasCalculated = true;
        }

        int yPos = 180;

        for(String s:bodyLines) {
            g.drawString(s, (INIT.getFrameSize().width / 2) - ((width / 2) - margin), yPos);
            yPos += 20;
        }

        // Exit Message
        g.setFont(new Font("Century Gothic", Font.BOLD, 16));
        this.fm = g.getFontMetrics();

        g.drawString(this.exit, (INIT.getFrameSize().width / 2) - (fm.stringWidth(exit) / 2), (this.height + 100) - 30);
    }
}