summaryrefslogtreecommitdiffstats
path: root/examples/webkit/imageanalyzer/resources/index.html
diff options
context:
space:
mode:
Diffstat (limited to 'examples/webkit/imageanalyzer/resources/index.html')
-rw-r--r--examples/webkit/imageanalyzer/resources/index.html133
1 files changed, 133 insertions, 0 deletions
diff --git a/examples/webkit/imageanalyzer/resources/index.html b/examples/webkit/imageanalyzer/resources/index.html
new file mode 100644
index 0000000..6532951
--- /dev/null
+++ b/examples/webkit/imageanalyzer/resources/index.html
@@ -0,0 +1,133 @@
+
+<html>
+ <body>
+ <!-- [ images list ] -->
+ <div style="float:right; width:50%; border-left: solid 1px black">
+ <div id="listdiv" align="center">
+ <h5>Images to be analyzed:</h5>
+ <select multiple size=10 id=imglist style="width:80%"></select>
+ <br />
+ <input type="button" id="evalbutton" value="Analyze" onclick="analyzeImages()" />
+ </div>
+ </div>
+ <!-- [ images list ] -->
+ <div style="width:50%">
+ <div id="titleblock" align="center">
+ <h2>Image Analyzer</h2>
+ </div>
+ <div id=outputdiv align=center>
+ <h4>Status: <span id=status>Idle</span></h4>
+ <h5>
+ Latest Results:<br />
+ Red: <span id=redval style="color:red">n/a</span><br />
+ Green: <span id=greenval style="color:green">n/a</span><br />
+ Blue: <span id=blueval style="color:blue">n/a</span><br />
+ </h5>
+ <h3>Click on images below to select for analysis</h3>
+ </div>
+ </div>
+ <!-- [ sample images ] -->
+ <div id=imagediv style="clear:both; text-align:center">
+ <hr/>
+ <img src="images/mtRainier.jpg" height=150px onclick='return addImage(this);' />
+ <img src="images/bellaCoola.jpg" height=150px onclick='return addImage(this);'/>
+ <img src="images/seaShell.jpg" height=150px onclick='return addImage(this);'/>
+ <!-- [ sample images ] -->
+ <img src="images/flower.jpg" height=150px onclick='return addImage(this);'/>
+ <img src="images/trees.jpg" height=150px onclick='return addImage(this);'/>
+ </div>
+
+ </body>
+</html>
+
+<script type="text/javascript">
+ var remaining = 0;
+ var connected = false;
+ //We use this function because connect statements resolve their target once, imediately
+ //not at signal emission so they must be connected once the imageAnalyzer object has been added to the frame
+ //! <!-- [ connect slots ] -->
+ function connectSlots()
+ {
+ if ( !connected ) {
+ connected = true;
+ imageAnalyzer.finishedAnalysis.connect(this, finished);
+ imageAnalyzer.updateProgress.connect(this, updateProg);
+ }
+ }
+ //! <!-- [ connect slots ] -->
+
+ function finished() {
+ setStatus('Idle');
+ setResults(imageAnalyzer.red.toFixed(2), imageAnalyzer.green.toFixed(2), imageAnalyzer.blue.toFixed(2));
+ }
+ //This will function as the recieving "slot" for the progress signal
+ function updateProg(complete, max)
+ {
+ var oldRemaining = remaining;
+ remaining = max - complete;
+ pullList(oldRemaining - remaining);
+ //Prevent results getting messed up if we don't get signals in order
+ if( imageAnalyzer.busy ) {
+ setStatus('Processing (' + complete + ' of ' + max + ' completed)');
+ setResults('Calculating','Calculating','Calculating');
+ }
+ }
+
+//! <!-- [ analyzeImages ] -->
+function analyzeImages() {
+ connectSlots();
+ var imglist = document.getElementsByTagName('option');
+ if (imglist.length > 0) {
+ stringlist = [];
+ for(var i=0; i<imglist.length; i++) {
+ stringlist[i]=imglist[i].value;
+ }
+ if (!imageAnalyzer.busy) {
+ remaining = stringlist.length;
+ imageAnalyzer.startAnalysis(stringlist);
+ } else {
+ alert("Processing, please wait until finished.");
+ }
+//! <!-- [ analyzeImages ] -->
+ } else {
+ alert('No images selected. Click on one or more images to select them for analysis.');
+ }
+}
+function clearList() {
+ var imglist = document.getElementById('imglist');
+ while(imglist.length > 0) {
+ imglist.removeChild(imglist.childNodes[0]);
+ }
+}
+function pullList(count) {
+ var imglist = document.getElementById('imglist');
+ while(imglist.length > 0 && count > 0) {
+ imglist.removeChild(imglist.childNodes[0]);
+ count--;
+ }
+}
+function setStatus(statusString) {
+ document.getElementById('status').innerHTML = statusString;
+}
+
+function setResults(red, green, blue) {
+ if (! isNaN(red) ) { red += " %"; }
+ if (! isNaN(green) ) { green += " %"; }
+ if (! isNaN(blue) ) { blue += " %"; }
+ document.getElementById('redval').innerHTML = red;
+ document.getElementById('greenval').innerHTML = green;
+ document.getElementById('blueval').innerHTML = blue;
+}
+//! <!-- [ addImage ] -->
+function addImage(newimg) {
+ var imglist = document.getElementById('imglist');
+ var curChildren = imglist.childNodes;
+ var newline = document.createElement('option');
+ newline.innerHTML = newimg.src.substring(newimg.src.lastIndexOf('/')+1);
+ newline.value = newimg.src;
+ imglist.appendChild(newline);
+}
+//! <!-- [ addImage ] -->
+</script>
+
+