masterk63

import { HostListener } from '@angular/core';


// export class hola {
@HostListener('window:beforeunload', ['$event'])
doSomething($event) {
  if(true) $event.returnValue='Perderas la informacion!';
}

masterk63

import { FormBuilder, FormGroup, Validators } from '@angular/forms';

codigo:any;


this.codigo = formBuilder.group({
        dniProfesional: ['',Validators.compose([Validators.maxLength(11),Validators.minLength(8),Validators.pattern(/()\d/g),Validators.required])],
        apellidoProfesional: ['',Validators.compose([Validators.maxLength(15),Validators.minLength(1),Validators.pattern(/()\w/g),Validators.required])]
});

masterk63

switch (this.formulario.tarjeta.value)
      {
        case '1':
          this.tarjeta = 'AMERICAN EX.';
          break;
        case '2':
          this.tarjeta = 'MASTERCARD';
          break;
        case '3':
          this.tarjeta = 'VISA';

masterk63

//npm install html-pdf --save

//sudo apt-get install -y libfontconfig
// esto va si o si

exports.pdf = function(req, res, next){
    var pdf = require('html-pdf');
    var fs = require('fs');
    var html = 'hola'

masterk63

exports.excel = function(req, res, next){
    var nodeExcel=require('excel-export');
    var conf={}; //lleva la configuarcion de las columnas y filas
    arr=[]; // array donde se generan las filas
    var fechaInicio = '"'+req.params.fechaInicio+'"';
    var fechaFin = '"'+req.params.fechaFin+'"';
    conf.cols=[{
            caption:'Sl.',
            type:'number',
            width:3

masterk63

router.get('/email',function (req, res) {

    var pdf = require('html-pdf');
    var fs = require('fs');
    
    var html = '<h3>hola</h3><p>chau</p>'

  	var transporter = nodemailer.createTransport({
        host: 'smtp.gmail.com', // mail.clubhonorarios.com
        port: 587,

masterk63

.contenedorCentro {
  position: absolute;
  display: table;
  height: 100%;
  width: 100%;
  text-align: center;
  border: 2px dashed #f69c55;
}

.centrado {

masterk63

var canvas = document.getElementById('canvas'),
        ctx = canvas.getContext('2d');
canvas.width = $('img').width();
canvas.crossOrigin = "Anonymous";
canvas.height = $('img').height();
ctx.drawImage($('img').get(0), 0, 0);
ctx.font = "36pt Verdana";
$(document).on('input','#inp',function(){
    //redraw image
    ctx.clearRect(0,0,canvas.width,canvas.height);

masterk63

import { ViewChild } from '@angular/core';

@ViewChild('idDelElemento') imagen: any;
imagenHTML: any;

//costructor 
this.imagenHTML = this.imagen.nativeElement;
//ya puedo trabajar, por ejmeplo obteniendo el alto del contenedor 
this.imagenHTML.height

masterk63

import { ViewChild } from '@angular/core';

@ViewChild('myCanvas') canvas: any;

canvasElement: any;
ctx:any;

ngAfterViewInit(){
  this.canvasElement = this.canvas.nativeElement;
  this.ctx = this.canvasElement.getContext('2d');