add klanviewer.js

app/pub/scripts/klanviewer.js

@@ -0,0 +1,149 @@
+var pdfjsLib = window['pdfjs-dist/build/pdf'];
+var pdfcanvas = "the-canvas";
+var cnt = 100;
+
+
+function prevclick(){
+    prevurl = prevlink + '/'+ scale;
+    location.href = prevurl;
+    return;
+}
+
+function nextclick(){
+    nexturl = nextlink + '/'+ scale;
+    location.href = nexturl;
+    return;
+}
+
+
+function pdfzoomin(){
+
+    scale += 0.25;
+    setzoom(scale);
+    renderPage();
+
+
+}
+
+function pdfzoomout(){
+
+    scale -= 0.25;
+   setzoom(scale);
+    renderPage();
+
+}
+
+
+function resize_plus(){
+  if (window.screen.width >= 560) {
+    cnt += 5;
+  }
+  else{
+    cnt += 20;
+  }
+  newpdfzoom(cnt);
+}
+
+
+function resize_minus(){  
+  if (window.screen.width >= 560) {
+    cnt -= 5;
+  }
+  else{
+    cnt -= 20;
+  }
+  newpdfzoom(cnt);
+}
+
+function newpdfzoom(czoom){
+  
+  var status = czoom+"%";
+  
+  document.getElementById(pdfcanvas).style.width = status;
+  document.getElementById('zoomstatus_up').innerHTML = status;
+  //document.getElementById('zoomstatus_down').innerHTML = status;
+
+  setzoom('pdfscale', czoom);
+
+}  
+
+function getzoom( name ){
+
+  
+  var results = document.cookie.match ( '(^|;) ?' + name + '=([^;]*)(;|$)' );
+ 
+  if ( results ){
+    return parseFloat(unescape(results[2]));
+  }  
+  else {
+    return null;
+  }  
+
+}
+
+function setzoom( cname, cvalue, exdays = 30 ) {
+    
+    var d = new Date();
+    d.setTime(d.getTime() + (exdays*24*60*60*1000));
+    
+   
+    var expires = "expires="+ d.toUTCString();
+    document.cookie = cname + "=" + cvalue + ";" + expires + ";path=/";
+
+  }
+
+
+
+
+
+function startpdfviewer(newcurr){
+
+  pdcurr =  getzoom('pdcurr');
+  
+  if (pdcurr == newcurr){
+    czoom = getzoom('pdfscale');
+    if (czoom > 10) {
+        cnt = czoom;
+        newpdfzoom(czoom);
+    }  
+  }
+  else {
+     setzoom('pdcurr', newcurr);
+     setzoom('pdfscale', 100);
+  }
+      
+}
+
+
+function changepage(){
+
+  var e = document.getElementById("pages");
+  var currpage = e.options[e.selectedIndex].value;
+  var newpage =  baseurl + currpage;
+
+  location.href = newpage;
+
+  return true;
+
+}
+
+
+function changeyear(){
+
+  var e = document.getElementById("year_filter");
+  var curryear = e.options[e.selectedIndex].value;
+
+  yearurl = '/mybooks/gazeta/';
+
+  if (curryear !== 'all')
+    yearurl = yearurl + curryear + '/1';
+  
+  location.href = yearurl;
+
+  return true;
+
+
+}
+
+
+