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/****************************************************************************************\
**   JoomGallery 3                                                                      **
**   By: JoomGallery::ProjectTeam                                                       **
**   Copyright (C) 2008 - 2021  JoomGallery::ProjectTeam                                **
**   Based on: JoomGallery 1.0.0 by JoomGallery::ProjectTeam                            **
**   Released under GNU GPL Public License                                              **
**   License: http://www.gnu.org/copyleft/gpl.html or have a look                       **
**   at administrator/components/com_joomgallery/LICENSE.TXT                            **
\****************************************************************************************/

// This Script was written by Benjamin Meier, b2m@gmx.de
// modified by JoomGallery team
// The DHTML-function for creating a overlaying div-layer uses parts of the Dynamic Image Mambot, written by Manuel Hirsch
// and Lightbox => core code quirksmode.org
function joom_opendhtml(imgsource, imgtitle, imgtext, imgwidth, imgheight, baseURL)
{
  imgwidth = parseInt(imgwidth);
  imgheight = parseInt(imgheight);

  var windowWidth, windowHeight;
  if(self.innerHeight)
  {
    // all except Explorer
    windowWidth  = self.innerWidth;
    windowHeight = self.innerHeight;
  }
  else if(document.documentElement && document.documentElement.clientHeight)
  {
    // Explorer 6 Strict Mode
    windowWidth  = document.documentElement.clientWidth;
    windowHeight = document.documentElement.clientHeight;
  }
  else if(document.body)
  {
    // other Explorers
    windowWidth  = document.body.clientWidth;
    windowHeight = document.body.clientHeight;
  }

  var yScroll, xScroll;

  if(self.pageYOffset)
  {
    yScroll = self.pageYOffset;
    xScroll = self.pageXOffset;
  }
  else if(document.documentElement && document.documentElement.scrollTop)
  {
    // Explorer 6 Strict
    yScroll = document.documentElement.scrollTop;
    xScroll = document.documentElement.scrollLeft;
  }
  else if(document.body)
  {
    // all other Explorers
    yScroll = document.body.scrollTop;
    xScroll = document.body.scrollLeft;
  }

  if(resizeJsImage == 1)
  {
    if((imgwidth + 3 * jg_padding) > windowWidth)
    {
      imgheight = (imgheight * (windowWidth - 2 * jg_padding)) / imgwidth;
      imgwidth = windowWidth-2*jg_padding;
    }
    if((imgheight + 2 * jg_padding + 80) > windowHeight)
    {
      imgwidth = (imgwidth * (windowHeight - 2 * jg_padding - 80)) / imgheight;
      imgheight = windowHeight - 2 * jg_padding - 80;
    }
  }
  var postop  = (windowHeight / 2) - (imgheight / 2) + yScroll + document.body.style.padding - 10;
  var posleft = (windowWidth / 2) - (imgwidth/ 2 ) + xScroll + document.body.style.padding;
  if(postop >= 30)
  {
   postop = postop - 30;
  }
  var bodyObj = document.getElementsByTagName('BODY')[0];
  if(!document.getElementById("jg_photocontainer"))
  {
    divObjContainer = document.createElement("div");
    divObjContainer.setAttribute("id", "jg_photocontainer");
    bodyObj.appendChild(divObjContainer);
  }
  else
  {
    divObjContainer = document.getElementById("jg_photocontainer");
  }

  var closeimg  = new Image();
  closeimg.src  = baseURL + "media/joomgallery/images/close.png";
  var closeimgw = "";
  var closeimgh = "";
  if(closeimg.complete == true)
  {
    closeimgw = "width:" + closeimg.width + "px;";
    closeimgh = "height:" + closeimg.height + "px;";
  }

  var dhtmltext, dhtmltext2 = "";

  divObjContainer.style.display = "block";
  dhtmltext  = "<div style=\"top:"+postop+"px; left:"+posleft+"px; position: absolute; display:block;z-index:99999;\" onclick=\"joom_photocontainershut()\">";
  dhtmltext += "  <div class=\"photoborder\" style=\"background-color: "+jg_openjs_background+"; padding: "+jg_padding+"px; border: solid 1px "+jg_dhtml_border+";\">";
  dhtmltext += "    <img onclick=\"joom_photocontainershut()\" style=\"cursor:pointer;border: solid 1px #000;width:"+imgwidth+"px;height:"+imgheight+"px;\" src=\""+imgsource+"\" alt=\""+imgtitle+"\" width=\""+imgwidth+"px\" height=\""+imgheight+"px\" class=\"pngfile\" \/>";
  dhtmltext += "    <img onclick=\"joom_photocontainershut()\" style=\"cursor:pointer;position:absolute;bottom:"+jg_padding+"px;right:"+jg_padding+"px;" + closeimgw + closeimgh + "\"src=\""+closeimg.src+"\" alt=\"close\" id=\"dhtml_close\" class=\"pngfile\" />";
  dhtmltext += "    <div id=\"joom_dhtml_imgtext\" style=\"margin-top:"+jg_padding+"px;text-align: justify; width:"+imgwidth+"px;\"></div>";
  dhtmltext += "  </div>";
  dhtmltext += "</div>";
  divObjContainer.innerHTML = dhtmltext;
  document.getElementById("joom_dhtml_imgtext").style.width2 = document.getElementById("joom_dhtml_imgtext").style.width-document.getElementById("dhtml_close").style.width;
  if(imgtitle.length != 0)
  {
    dhtmltext2 = "<b>"+imgtitle+"</b>";
  }
  if(imgtext.length != 0)
  {
    dhtmltext2 = dhtmltext2 + ' ' + imgtext;
  }

  if(dhtmltext2.length != 0)
  {
    document.getElementById("joom_dhtml_imgtext").innerHTML = dhtmltext2;
  }

  if(jg_disableclick == 1)
  {
    divObjContainer.oncontextmenu = function(){return false;};
  }
}

function joom_photocontainershut()
{
  document.getElementById("jg_photocontainer").style.display = "none";
}