/* Programmer Ng Hun Yang. Apr 2002

 Revision history
 10 Apr 2002  nhy  First written
 22 Jun 2002  nhy  Moved individual pic engine to PAEPic.txt
*/

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// ruar = required user access rights

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function disp_pic(d, pic_list_name, idx)
{
var pic_list = eval(pic_list_name);

var item = pic_list[idx];

var ruar = item[0];
var name = item[1];
var caption = item[2];
var align_horz_flag = item[3];
var desc_flag = item[4];
var settings = item[5];

var pic_pw = pic_pw_ref_list[ruar & 0x3f];

d.writeln("<h2>" + caption + "</h2>");

// show pic if,
//  1. user has pw (pic_pw != 0)
//  2. ruar says pic is unprotected ((urar & gbl_no_pic) == 0)

if(pic_pw != "" || (ruar & gbl_no_pic) == 0)
  {
  var pic_name = name;

  if((ruar & gbl_no_pic) != 0)
    pic_name = pic_name + "-" + pic_pw;

  d.writeln("<img src=\"" + GblPicsPath + pic_name + GblPicsExt +
   "\" align=texttop>");
  }
else
  d.writeln("No rights to view this image.");

d.writeln("<br><br>");

if(desc_flag)
  {
  d.writeln("Click <a href=\"" + GblHtmlPath + name + GblHtmlExt +
   "\" target=DescWin> here</a> for details.<br>");
  }

disp_settings(d, settings);
//disp_nav_btns(d, pic_list_name, idx);
}

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function disp_settings(d, settings)
{
if(settings == "")
  {
  d.writeln("Exposure setting is not available.<br><br>");
  return;
  }

settings = settings.split(" ");

var lens = settings[0];
var ap = settings[1];
var sh = settings[2];

d.writeln("<table border>");
d.writeln("<caption><b>Settings</b></caption>");
d.writeln("<tr>");
d.writeln("<td width=\"150\">Lens</td>");
d.writeln("<td width=\"200\">" + lens_desc_ref_list[lens] + "</td>");
d.writeln("</tr>");
d.writeln("<tr>");
d.writeln("<td>Aperture</td>");
d.writeln("<td>" + ap + "</td>");
d.writeln("</tr>");
d.writeln("<tr>");
d.writeln("<td>Shutter speed</td>");
d.writeln("<td>" + sh + "</td>");
d.writeln("</tr>");
d.writeln("</table>");

d.writeln("<br>");

if(settings.length < 4)
  return;

for(var i = 3; i < settings.length; ++i)
  {
  var vsetting = settings[i].split("=");

  if(vsetting[0] == "flash")
    {
    d.write("Flash was used");

    if(vsetting.length > 1 && vsetting[1] != "0.0")
      d.write(" with " + vsetting[1] + " compensation");

    d.writeln(".<br>");
    }

  else if(vsetting[0] == "bounced_flash")
    {
    d.write("Bounced flash was used");

    if(vsetting.length > 1 && vsetting[1] != "0.0")
      d.write(" with " + vsetting[1] + " compensation");

    d.writeln(".<br>");
    }

  else if(vsetting[0] == "cam")
    {
    d.write(camera_desc_ref_list[vsetting[1]] + " was used.<br>");
    }

  else if(vsetting[0] == "film")
    {
    d.write(film_desc_ref_list[vsetting[1]] + " was used.<br>");
    }

  else
    {
    alert("Unknown setting: " + settings[i]);
    }
  }

d.writeln("<br>");
}

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function disp_nav_btns(d, pic_list_name, idx)
{
var pic_list = eval(pic_list_name);

d.writeln("<a href=\"javascript:parent.disp_page(" + gbl_cur_page + ")\">" +
 "Back</a>");

if(idx > 0)
  {
  d.writeln("<a href=\'javascript:parent.disp_pic(" +
   "\"" + pic_list_name + "\", " +
   (idx - 1) + ")\'>Prev</a>");
  }
else
  {
  d.writeln("Prev");
  }

if(idx < pic_list.length - 1)
  {
  d.writeln("<a href=\'javascript:parent.disp_pic(" +
   "\"" + pic_list_name + "\", " +
   (idx + 1) + ")\'>Next</a>");
  }
else
  {
  d.writeln("Next");
  }
}

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var PAEPic_pic_list_name;
var PAEPic_pic_idx;

function prepare_pic_for_disp(pic_list_name, idx)
{
PAEPic_pic_list_name = pic_list_name;
PAEPic_pic_idx = idx;
}

function disp_pic_on_load()
{
var d = frames["contents"].document;

write_body(d);

disp_pic(d, PAEPic_pic_list_name, PAEPic_pic_idx);

d.writeln(END_BODY);
}

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