public float getStartX() {
		if (position == AXIS_X_POSITION_BOTTOM) {
			return 2*inChart.getBorderWidth();
		} else if (position == AXIS_X_POSITION_TOP) {
			return 2*inChart.getBorderWidth();
		} else if (position == AXIS_Y_POSITION_LEFT) {
			return 2*inChart.getBorderWidth();
		} else {
			return inChart.getDataQuadrant().getEndX();
		}
	}
@param position the position to set
src/src/cn/limc/androidcharts/axis/Axis.java