Mercurial > hg > digilib-old
view client/digitallibrary/navcat.js @ 225:7349d58cd391
new digicat version with only one js file
author | luginbue |
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date | Fri, 09 Jul 2004 02:15:54 +0200 |
parents | b51840f2ff75 |
children |
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/* Copyright (C) 2003 WTWG, Uni Bern This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA Author: Christian Luginbuehl, 07.04.2004 , Version Alcatraz 0.6 */ function identify() { return 'Digicat v0.3'; } dcParams = new Object(); function newParameter(name, value, defaultValue, detail) { if ( !dcParams[name] ) { dcParams[name] = new Object(); dcParams[name].value = value; dcParams[name].defaultValue = defaultValue; dcParams[name].detail = detail; return dcParams[name]; } else { alert("Fatal: An object with name '" + name + "' already exists - cannot recreate!"); return false; } } function getParameter(name) { if ( dcParams[name] ) { return dcParams[name].value; } else { return false; } } function listParametersAsString() { var params = new Array(); for ( param in dcParams ) { params.push(param); } return params.join(","); } function listParameters() { var params = new Array(); for ( param in dcParams ) { params.push(param); } return params; } function init() { var fWidth = document.body ? document.body.clientWidth : innerWidth; var fHeight = document.body ? document.body.clientHeight : innerHeight; if (!dcParams.mo.value) { dcParams.mo.value = dcParams.mo.defaultValue; } var cells = dcParams.mo.value.split('x'); var picWidth = (dcParams.dw.value != 0) ? dcParams.dw.value : Math.floor((fWidth-30)/cells[0])-2*cells[0]-1; var picHeight = (dcParams.dh.value != 0) ? dcParams.dh.value : picWidth; if (cells.length > 1) { picHeight = (dcParams.dh.value != 0) ? dcParams.dh.value : Math.floor(((fHeight-30)-12*cells[1])/cells[1])-2*cells[1]-1; } else { cells[1] = Math.ceil(dcParams.pt.value/cells[0]); } var cellWidth = parseInt(picWidth)+8; var cellHeight = parseInt(picHeight)+18; document.write('<table border="0" cellspacing="1" cellpadding="0">'); for (var j = 0; j < cells[1]; j++) { document.write(' <tr>'); for (var i = 0; i < cells[0]; i++) { var idx = parseInt(dcParams.pn.value)+i+j*cells[0]; var img = baseUrl + "/servlet/Scaler/?fn=" + dcParams.fn.value + "&pn=" + idx; img += "&dw=" + picWidth + "&dh=" + picHeight + "&mo=q0"; document.write(' <td width="' + cellWidth + '" height="' + cellHeight + '">'); if (idx <= dcParams.pt.value) { document.write(' <a href="javascript:load(' + idx + ')"><img src="' + img + '" border="0"></a><br>' + idx); } else { document.write(' '); } document.write(' </td>'); } document.write(' </tr>'); } document.write('</table>'); } function load(i) { var link = baseUrl + "/digilib.jsp?fn=" + dcParams.fn.value + "&pn=" + i + "&lv=3"; if (typeof(top.loadFocusedFrame) == 'function') { top.loadFocusedFrame(link); } else { var win = window.open(link, 'digilib'); win.focus(); } } function Backpage() { if (att[1] <= 1) { att[1] = 1; alert("You are already on the first page!"); } att[1] = parseInt(att[1])-parseInt(att[2]*att[3]); if (att[1] < 1) { att[1] = 1; } loadThumbTable(); } function Nextpage() { att[1] = parseInt(att[1])+parseInt(att[2]*att[3]); loadThumbTable(); } // capturing keypresses for next and previous page // ascii-values of n = 110, b = 98 function parseKeypress (event) { if (event.charCode == 110) { Nextpage(); } if (event.charCode == 98) { Backpage(); } } // initialize browser specific things (keypress caputring) function initScripts() { for (var f = 0; f < frames.length; f++) { frames[f].document.addEventListener('keypress', parseKeypress, true); } whichFrame.focus(); }