digilib-old: client/digitallibrary/jquery/jquery.digilib.js comparison

comparison client/digitallibrary/jquery/jquery.digilib.js @ 761:16778bd2de7c jquery

added setScaleMode. no compensation for change in scaling yet.

author	robcast
date	Wed, 09 Feb 2011 10:22:29 +0100
parents	f0be4432f515
children	31664707999e

comparison

equal deleted inserted replaced

-:f0be4432f515
+:16778bd2de7c
 onclick : "calibrate",
 tooltip : "calibrate screen resolution",
 img : "calibration-x.png"
 },
 scale : {
-onclick : "javascript:toggleScaleMenu()",
+onclick : "setScaleMode",
 tooltip : "change image scale",
 img : "original-size.png"
 },
 toggleoptions : {
 onclick : "moreButtons",
 // calibrate (only faking)
 calibrate : function (data) {
 getImageInfo(data);
 },
+// set image scale mode
+setScaleMode : function (data, mode) {
+var oldM = getScaleMode(data);
+if (mode == null) {
+mode = window.prompt("Image scale mode (screen, pixel, size)", oldM);
+}
+if (mode != null) {
+setScaleMode(data, mode);
+redisplay(data);
+}
+}
 };
 // returns parameters from page url
 var parseQueryParams = function() {
 var $birdImg = $(this);
 var birdRect = geom.rectangle($birdImg);
 console.debug("birdImg loaded!", $birdImg, "rect=", birdRect, "data=", data);
 if (birdRect.width === 0) {
 // malheureusement IE7 calls load handler when there is no size info yet
-setTimeout(function () { $birdImg.triggerHandler('load') }, 200);
+setTimeout(function () { $birdImg.triggerHandler('load'); }, 200);
 }
 // display red indicator around zoomarea
 renderBirdArea(data);
 // enable click and drag
 setupBirdDrag(data);
 delete flags['q'+i];
 }
 flags['q'+qual] = 'q'+qual;
 };
-// sets a key to a value (relative values with +/- if relative=true)
+// get image scale mode (screen, pixel, size)
+var getScaleMode = function (data) {
+if (data.scalerFlags.clip != null) {
+return 'pixel';
+} else if (data.scalerFlags.osize != null) {
+return 'size';
+}
+// mo=fit is default
+return 'screen';
+};
+// set image scale mode (screen, pixel, size)
+var setScaleMode = function (data, mode) {
+delete data.scalerFlags.fit;
+delete data.scalerFlags.clip;
+delete data.scalerFlags.osize;
+if (mode === 'pixel') {
+data.scalerFlags.clip = 'clip';
+} else if (mode === 'size') {
+data.scalerFlags.osize = 'osize';
+}
+// mo=fit is default
+};
+// sets a key to a value (relative values with +/- if relative=true)
 var setNumValue = function(settings, key, value) {
 if (value == null) return null;
 if (isNumber(value)) {
 settings[key] = value;
 return value;