add keyboard shortcuts for prev/next image

[photo-tags.git] / js / photo-tags.js

diff --git a/js/photo-tags.js b/js/photo-tags.js
index 8db5df9e9f2feb06c06e5c5c2dac2ff6ac089440..238575d12cf17611c3919afbbead29dc414789e0 100644 (file)
--- a/js/photo-tags.js
+++ b/js/photo-tags.js
@@ -60,18 +60,41 @@ function load_content() {
       /* if ID is set, just show one pictures, else create an array of pictures */
       if (ID>=0)
        {
-         var singlepicspace=pics.selectAll("li").data(picdata, function(d){return ID;}).enter().append("li").append("div").attr("class","singlepic");
-         singlepicspace.append("img").attr("class","left").attr("src",webbase+"/icons/left.png");
-         singlepicspace.append("img")
-           .attr("class","large")
-           .attr("src",function(d) {
-               s = d.base_uri+'/'+d.filename;
-               s = s.replace('file:\/\/'+dbprefix,webbase+'/Photos-small/');
-               return s;
-             });
-         singlepicspace.append("img").attr("class","right").attr("src",webbase+"/icons/right.png");
-
-         update_thumbnails();
+           var singlepicspace=pics.selectAll("li").data(picdata, function(d){return ID;}).
+               enter().append("li").append("div").attr("class","singlepic");
+           singlepicspace.append("img").attr("class","left").attr("src",webbase+"/icons/left.png");
+           singlepicspace.append("img")
+               .attr("class","large")
+               .attr("src",function(d) {
+                   s = d.base_uri+'/'+d.filename;
+                   s = s.replace('file:\/\/'+dbprefix,webbase+'/Photos-small/');
+                   return s;
+               });
+           singlepicspace.append("img").attr("class","right").attr("src",webbase+"/icons/right.png");
+           /* show description and time of photo */
+           singlepicspace.append("p")
+               .text(function(d) {
+                   var date = new Date(d.time*1000);
+                   if (d.description=="")
+                       return "Time: "+date.toUTCString();
+                   else
+                       return "Description: "+d.description + "Time: "+date.toUTCString();
+               });
+           /* show tags */
+           tags="";
+           d3.json(webbase+"/getjson.php?IDT="+ID, function(jsontag) {
+               singlepicspace.append("p").selectAll("span").data(jsontag)
+                   .enter().append("span")
+                   .attr("class","btn btn-small")
+                   .text( function(t) {
+                       return t.name;
+                   })
+                   .on("mouseover", function(d){ d3.select(this).classed("btn-success",true)})
+                   .on("mouseout", function(d){ d3.select(this).classed("btn-success",false)})
+                   .on("click", function(d) { document.location.href=webbase+'/tag/'+d.name});
+           });
+
+           update_thumbnails();
        }
       else
        {
@@ -120,16 +143,9 @@ function next_page() {
     update_page_index();
 }
 
-function prev_pic() {
-}
-
-function next_pic() {
-}
-
 function load_pic(myid) {
   ID=myid;
   update_page_index();
-  update_thumbnails();
   load_content();
 }
 
@@ -195,16 +211,23 @@ function update_thumbnails(){
 
       /* resort elements */
       d3.select(".nextprev").select("ul").selectAll("li").sort(function(a,b){return a.id-b.id;});
-      d3.select(".nextprev").select("ul").selectAll("li").select("a").select("img").classed("current",function(d){return (d.id==IDcurr);});
+      d3.select(".nextprev").select("ul").selectAll("li").select("a").select("img")
+         .classed("current",function(d){return (d.id==IDcurr);});
 
 
       /* add links for left/right arrows */
       if (IDprev != -1 )
-       d3.select(".left").on("click", function() { load_pic(IDprev); });
+         d3.select(".left" ).on("click", function() { load_pic(IDprev); });
       if (IDnext != -1 )
-       d3.select(".right").on("click", function() { load_pic(IDnext); });
-
-    });
+         d3.select(".right").on("click", function() { load_pic(IDnext); });
+
+      /* keyboard shortcuts */
+      $(document)
+         .keydown(  function (e) {
+             if(e.which == 37 && IDprev != -1) { $(document).unbind('keydown'); load_pic(IDprev);  }
+             if(e.which == 39 && IDnext != -1) { $(document).unbind('keydown'); load_pic(IDnext);  }
+         });
+  });
 }
 
 function checkbutton()