/*+
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Copyright (C) 2003 WTWG, Uni Bern+
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 +
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This program is free software; you can redistribute it and/or+
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modify it under the terms of the GNU General Public License+
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as published by the Free Software Foundation; either version 2+
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of the License, or (at your option) any later version.+
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 +
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This program is distributed in the hope that it will be useful,+
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but WITHOUT ANY WARRANTY; without even the implied warranty of+
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the+
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GNU General Public License for more details.+
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 +
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You should have received a copy of the GNU General Public License+
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along with this program; if not, write to the Free Software+
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA+
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 +
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Author: Christian Luginbuehl, 01.05.2003 , Version Alcatraz 0.5+
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*/+
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+
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+
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function dialog_page() {+
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	window.openDialog("chrome://alcatraz/content/dialog_page.xul", "dialog_page", "chrome,dialog,resizable=no", "");+
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}+
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+
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+
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function dialog_options() {+
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	window.openDialog("chrome://alcatraz/content/dialog_options.xul", "dialog_options", "chrome,dialog,resizable=no", "");+
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}+
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+
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+
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function updatePageDisplay() {+
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  if ( typeof(window.content.getParameter) == 'function' ) {+
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    var actual = window.content.getParameter('pn');+
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    var total  = window.content.getParameter('pt');+
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    +
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    if ( (parseInt(actual) > 0) && (parseInt(total) > 0)) {+
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      document.getElementById('button_page').setAttribute('label', actual + " of " + total);+
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    }+
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  }+
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+
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  setTimeout('updatePageDisplay()', 200);+
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}+
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setTimeout('updatePageDisplay()', 200);+
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+
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+
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function page(value) {+
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+
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  var keeparea = getSetting( 'keeparea' );+
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+
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  if ( keeparea == 'true' ) {+
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    window.content.page(value, 2);+
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  } else if ( keeparea == 'false' ) {+
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    window.content.page(value, 1);+
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  } else {+
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    // no preferences saved+
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    window.content.page(value, 1);+
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  }+
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+
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}+
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+
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+
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function zoomIn() {+
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+
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  var zoomkind = getSetting( 'zoomkind' );+
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  +
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  if ( zoomkind == 'zoomarea' ) {+
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    window.content.zoomArea();+
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  } else if ( zoomkind == 'zoompoint' ) {+
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    window.content.zoomPoint();+
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  } else {+
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    // no preferences saved+
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    window.content.zoomArea();+
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  }+
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  +
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}+
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+
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+
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function zoomOut() {+
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+
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  var zoomkind = getSetting( 'zoomkind' );+
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  +
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  if ( zoomkind == 'zoomarea' ) {+
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    window.content.zoomExtends();+
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  } else if ( zoomkind == 'zoompoint' ) {+
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    window.content.zoomOut();+
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  } else {+
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    // no preferences saved+
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    window.content.zoomExtends();+
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  }+
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  +
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}+
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+
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+
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function change_help() {+
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+
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  if ( document.getElementById('item_contexthelp').getAttribute('checked') == 'true' ) {+
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+
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    document.getElementById('button_first').setAttribute('tooltiptext', 'Go to the first page of this document');+
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    document.getElementById('button_prev').setAttribute('tooltiptext', 'Go to the previous page of this document');+
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    document.getElementById('button_page').setAttribute('tooltiptext', 'Go to a specific page you enter');+
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    document.getElementById('button_next').setAttribute('tooltiptext', 'Go to the next page of this document');+
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    document.getElementById('button_last').setAttribute('tooltiptext', 'Go to the last page of this document');+
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    document.getElementById('button_mark').setAttribute('tooltiptext', 'Place marks on the picture. Left-click on the image to place a numbered mark');+
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    document.getElementById('button_ref').setAttribute('tooltiptext', 'Get a hyperlink eighter which can reproduce your selected area and marks');+
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    document.getElementById('button_thumbs').setAttribute('tooltiptext', 'Open a thumbnailview of the current document (image serie)');+
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    document.getElementById('button_zoomin').setAttribute('tooltiptext', 'Zoom into the picture (behaviour is selected under ? -> Options)');+
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    document.getElementById('button_zoomout').setAttribute('tooltiptext', 'Zooms out of the selected region');+
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+
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    document.getElementById('button_help').setAttribute('tooltiptext', 'Change default options or (de)select the context-help');+
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+
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    document.getElementById('button_scale').setAttribute('tooltiptext', 'Select the factor the picture will be scaled to (relative to the size of the working area)');+
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    document.getElementById('button_mirror').setAttribute('tooltiptext', 'Mirrors the image eighter horizontally or vertically');+
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    document.getElementById('button_rotate').setAttribute('tooltiptext', 'Rotate the image by the angle you specify');+
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    document.getElementById('button_brightnesscontrast').setAttribute('tooltiptext', 'Adjust the brightness and contrast of the picture');+
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    document.getElementById('button_colors').setAttribute('tooltiptext', 'Adjust the values of each RGB color-channel');+
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+
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  } else {+
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+
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    var buttons = document.getElementsByTagName('button');+
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    +
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  	for ( i = 0; i < buttons.length; i++ ) {+
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	  	buttons[i].removeAttribute('tooltiptext');+
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	  }+
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+
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  }+
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+
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}+
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