samples/web/Sample/Tizen/Web App/MediaPlayer/project/js/listFunctions.js

   1 /*
   2  * Copyright (c) 2013, Intel Corporation.
   3  *
   4  * This program is licensed under the terms and conditions of the
   5  * Apache License, version 2.0.  The full text of the Apache License is at
   6  * http://www.apache.org/licenses/LICENSE-2.0
   7  *
   8  */
   9
  10 function mediaError()
  11 {
  12     console.log("MediaPlayer: file failed to load");
  13 }
  14
  15 var drawCanvasImage = function(imageSrc)
  16 {
  17     return function()
  18     {
  19         drawAlbumArt(imageSrc);
  20     }
  21 }
  22
  23 function drawAlbumArt(imageSrc)
  24 {
  25     var canvasH = mediaListItemH * 0.95 ;
  26     var audioContent = audioPlayer.getContent();
  27
  28     for (var i=0; i < audioContent.length; i++)
  29     {
  30         if (audioContent[i].coverArt.src !== musicIcon.src && audioContent[i].coverArt.src === imageSrc)
  31         {
  32             try
  33             {
  34                 if (i === audioPlayer.currentIndex())
  35                 {
  36                     audioPlayer.updateMediaName(audioContent[audioPlayer.currentIndex()].artists[0], audioContent[audioPlayer.currentIndex()].title, audioContent[audioPlayer.currentIndex()].coverArt);
  37                 }
  38
  39                 if(audioContent[i].ctx)
  40                     audioContent[i].ctx.drawImage(audioContent[i].coverArt, 0, 0, canvasH, canvasH);
  41             }
  42             catch(err)
  43             {
  44                 console.log("MediaPlayer: drawImage failed - " + err);
  45             }
  46         }
  47     }
  48 }
  49
  50 function loadImages()
  51 {
  52     console.log("MediaPlayer in loadImages");
  53
  54     var audioContent = audioPlayer.getContent();
  55
  56     for (var src in audioContent)
  57     {
  58         try
  59         {
  60             var imgSrc = (audioContent[src].coverArtURI !== undefined && audioContent[src].coverArtURI !== "") ? audioContent[src].coverArtURI : "images/musicIcon.png";
  61             audioContent[src].coverArt = new Image();
  62             audioContent[src].coverArt.onload = drawCanvasImage(imgSrc);
  63
  64             audioContent[src].coverArt.onerror = function(e){
  65                 audioContent[src].coverArt.src = "images/musicIcon.png";
  66             };
  67
  68             audioContent[src].coverArt.src = imgSrc;
  69         }
  70         catch(err)
  71         {
  72             console.log("Failed to load audio cover image: " + err);
  73         }
  74     }
  75 }