code: public void beginText() {
      	if (inText) {
      		throw new IllegalPdfSyntaxException("Unbalanced begin/end text operators." );
      	}
      	inText = true;
          state.xTLM = 0;
          state.yTLM = 0;
          content.append("BT").append_i(separator);
      }
docs: Starts the writing of text.