cn.atomtool.captcha.text.renderer.TextString Maven / Gradle / Ivy

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package cn.atomtool.captcha.text.renderer;

import java.util.ArrayList;

public class TextString {

	private ArrayList characters = new ArrayList();
	
	public void clear() {
		characters.clear();
	}
	
	public void addCharacter(TextCharacter tc) {
		characters.add(tc);
	}
	
	public ArrayList getCharacters() {
		return characters;
	}
	
	public double getWidth() {
		double minx = 0;
		double maxx = 0;
		boolean first = true;
		for (TextCharacter tc : characters) {
			if (first) {
				minx = tc.getX();
				maxx = tc.getX() + tc.getWidth();
				first = false;
			} else {
				if (minx > tc.getX()) {
					minx = tc.getX(); 
				}
				if (maxx < tc.getX() + tc.getWidth()) {
					maxx = tc.getX() + tc.getWidth();
				}
			}
			
		}
		return maxx - minx;
	}
	
	public double getHeight() {
		double miny = 0;
		double maxy = 0;
		boolean first = true;
		for (TextCharacter tc : characters) {
			if (first) {
				miny = tc.getY();
				maxy = tc.getY() + tc.getHeight();
				first = false;
			} else {
				if (miny > tc.getY()) {
					miny = tc.getY(); 
				}
				if (maxy < tc.getY() + tc.getHeight()) {
					maxy = tc.getY() + tc.getHeight();
				}
			}
			
		}
		return maxy - miny;
	}

}