Method drawVectors

ij/src/main/java/ij/gui/Plot.java:968–971

Adds a set of points that will be drawn as ARROWs. @param x1 the x-coodinates of the beginning of the arrow @param y1 the y-coodinates of the beginning of the arrow @param x2 the x-coodinates of the end of the arrow @param y2 the y-coodinates of the end of the arrow

(double[] x1, double[] y1, double[] x2, double[] y2)

	 * @param y2		the y-coodinates of the end		  of the arrow
	 */
	public void drawVectors(double[] x1, double[] y1, double[] x2, double[] y2) {
		allPlotObjects.add(new PlotObject(Tools.toFloat(x1), Tools.toFloat(y1),
				Tools.toFloat(x2), Tools.toFloat(y2), currentLineWidth, currentColor));
	}

	/**
	 * Adds a set of 'shapes' such as boxes and whiskers