alignhelper.java

来自「Python Development Environment (Python I」· Java 代码 · 共 37 行

package org.python.pydev.refactoring.ast.printer;

public class AlignHelper {

	private int alignment;

	private int alignmentSteps;

	private char alignmentSeparator;

	public AlignHelper() {
		this(4, ' ');
	}

	public AlignHelper(int alignmentSteps, char alignmentSeparator) {
		this.alignmentSteps = alignmentSteps;
		this.alignmentSeparator = alignmentSeparator;
	}

	public void indent() {
		alignment += alignmentSteps;
	}

	public void outdent() {
		alignment -= alignmentSteps;
		if (alignment < 0)
			alignment = 0;
	}

	public String getAlignment() {
		StringBuilder s = new StringBuilder();
		for (int i = 0; i < alignment; i++)
			s.append(alignmentSeparator);
		return s.toString();
	}

}