package net.minecraft.client.gui.components;

import net.minecraft.client.gui.Font;
import net.minecraft.client.gui.GuiGraphicsExtractor;

public class TextCursorUtils {
	public static final int CURSOR_INSERT_WIDTH = 1;
	private static final String CURSOR_APPEND_CHARACTER = "_";
	private static final int CURSOR_BLINK_INTERVAL_MS = 300;

	public static void extractInsertCursor(final GuiGraphicsExtractor graphics, final int x, final int y, final int color, final int lineHeight) {
		graphics.fill(x, y - 1, x + 1, y + lineHeight, color);
	}

	public static void extractAppendCursor(final GuiGraphicsExtractor graphics, final Font font, final int x, final int y, final int color, final boolean shadow) {
		graphics.text(font, "_", x, y, color, shadow);
	}

	public static boolean isCursorVisible(final long timeInMs) {
		return timeInMs / 300L % 2L == 0L;
	}
}