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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, minimum-scale=1.0, maximum-scale=1.0, initial-scale=1.0" />
<style>
body { background-color:#474747; overflow:hidden; }
label { color:white; font-family:sans-serif; font-size:0.8em; }
img { margin-right:4px; cursor:pointer; }
button { padding:0 4px; }
#cont {
margin-top:4px;
overflow-y: scroll;
/* for Firefox: */
scrollbar-color: #222222 rgba(0,0,0, 0.2 );
scrollbar-width: thin;
}
#cont::-webkit-scrollbar {
width: 10px;
background: rgba(0,0,0,0.2);
}
#cont::-webkit-scrollbar-thumb {
background: #222222;
margin:2px;
}
</style>
<script>
var imgs = [], hits = [], done=0;
var UNS = location.href.indexOf("uns")!=-1, PAGE=1, sTop=-1, cont, keyws;
function update(page) {
cont = document.getElementById("cont");
keyws = document.getElementById("keyws");
if(page==null) { PAGE=1; hits=[]; sTop=-1; }
else { PAGE = page; sTop=cont.scrollTop; }
var ikey = keyws.value;
if(document.getElementById("isolated").checked) ikey += " isolated";
ikey = ikey.trim();
console.log(JSON.stringify(ikey));
var url;
if(!UNS) {
url = "https://pixabay.com/api/?image_type=photo"+(ikey==""?"":"&q="+encodeURIComponent(ikey))+"&per_page="+100+"&page="+PAGE+"&key=10554583-a5eacb61c2e61105fdfb6eb88&safesearch=true";
}
else {
//var keys = ["lake", "mountains", "tree"]; if(ikey=="") ikey=keys[Math.floor(Math.random()*keys.length)];
url = "https://api.unsplash.com/search/photos?per_page="+30+"&query="+encodeURIComponent(ikey)+"&page="+PAGE;
}
var fnam = "gallery"+(UNS?"1":"");
if(ikey=="") {
if(!UNS && Math.random()<0.005) url="gallery.php?url="+encodeURIComponent(url)+"&fnam="+fnam;//+"&r="+Math.random();
else url=fnam+".json";
}
console.log(url);
var req = new XMLHttpRequest();
req.open("GET", url, true);
if(UNS) req.setRequestHeader("Authorization", "Client-ID 3twt3nS_LYzp4nViMBB3tmWU0F-wyHUpgfrG1nIuiYs");
req.onload = imgsLoaded.bind(this);
req.onerror = function(e) { console.log(e.target.response); }
req.send();
}
function imgsLoaded(e) {
//console.log(e.target.response);
var obj = JSON.parse(e.target.response); //console.log(obj);
var list = obj["hits"]?obj["hits"]:obj["results"];
hits = hits.concat(list);
var iw = window.innerWidth-29, th=100;
cont.setAttribute("style","height:"+(window.innerHeight-42)+"px;");
while(cont.firstChild) cont.removeChild(cont.firstChild);
cont.scrollTop = 0;
//for(var i=0; i<hits.length; i++) if(hits[i]["user_id"]==6314823) hits.splice(i,1);
var heis = [];
for(var i=0; i<hits.length; ) {
var totw = 0, j=i;
while(j<hits.length) {
var hit = hits[j], w=hit["previewWidth"], h=hit["previewHeight"];
if(w==null) { w=hit["width"]; h=hit["height"]; }
var nw=w*(th/h);
if(j<=i+1 || totw+nw < iw) { totw+=nw; j++; }
else break;
}
var num = j-i;
while(i<j) {
heis.push(Math.min(th*2,th*((iw-num*4)/totw))); i++;
}
}
imgs=[];
for(var i=0; i<hits.length; i++) {
var hit = hits[i];
var img = document.createElement("img");
img.setAttribute("src",hit["previewURL"]?hit["previewURL"]:hit["urls"]["thumb"]);
img.setAttribute("height",heis[i]+"px");
img.addEventListener("click", imgClick);
cont.appendChild(img);
imgs.push(img);
}
if(sTop!=-1) cont.scrollTop=sTop;
cont.appendChild(document.createElement("br"));
var more = document.createElement("button");
more.onclick = function(e) { update(PAGE+1); }
more.textContent="Load More";
if(keyws.value!="") cont.appendChild(more);
console.log(hits);
}
function imgClick(e) {
var ind = imgs.indexOf(e.currentTarget);
var hit = hits[ind]; console.log(hit);
var url = hit["largeImageURL"]; if(url==null) url = hit["urls"]["full"];
var x = "app.open(\""+url+"\",null,true);";
window.parent.postMessage(x, "*");
}
function msg(e) { alert("These images come from www."+(UNS?"Unsplash":"PixaBay")+".com and are free to use for any purpose."); }
window.onresize = update;
</script>
</head>
<body onload="update()">
<div style="height:22px; overflow:hidden;">
<button onclick="msg()">?</button>
<label>Keywords:</label> <input type="text" id="keyws" onchange="update()" value=""></input>
<input type="checkbox" id="isolated" style="vertical-align:middle;" onchange="update()" /> <label for="isolated">Isolated</label>
</div>
<div id="cont"></div>
</body>
</html>
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