package javaforce.webui; /** Media : Base class for Audio and Video elements. * * @author pquiring */ import javaforce.webui.event.*; public class Media extends Container { private String tag; private String src; private int state; private Button button_play; public static final int STATE_UNINIT = 0; public static final int STATE_STOP = 1; public static final int STATE_PLAY = 2; public static final int STATE_PAUSE = 3; public Media(String tag) { this.tag = tag; addEvent("onplay", "media_onplay(this);"); addEvent("onstop", "media_onstop(this);"); addEvent("onpause", "media_onpause(this);"); addEvent("onseeking", "console.log('Media.seeking:readyState=' + this.readyState);"); addEvent("onstaled", "console.log('Media.staled:readyState=' + this.readyState);"); addEvent("onsuspend", "console.log('Media.suspend:readyState=' + this.readyState);"); addEvent("onwaiting", "console.log('Media.waiting:readyState=' + this.readyState);"); setStyle("position", "absolute"); setStyle("left", "0px"); setStyle("top", "0px"); button_play = new Button("Play"); button_play.addClickListener(new Click() { public void onClick(MouseEvent me, Component comp) { Media.this.dispatchEvent("action", null); } }); add(button_play); } public String html() { StringBuilder sb = new StringBuilder(); sb.append("

"); sb.append("<"); sb.append(tag); sb.append(getAttrs()); if (src != null) { sb.append(" src='" + src + "'"); } sb.append(">"); sb.append(""); sb.append(tag); sb.append(">"); sb.append("\n" + "\n" + "\n" + "\n" + "\n" + "\n" + "\n" + "" + "

\n" + button_play.html() + "

"); sb.append("

"); return sb.toString(); } public void setSource(String url) { src = url; } public void setLiveSource(String codecs) { sendEvent("media_set_live_source", new String[] {"codecs=" + codecs}); } public void setCapture(boolean doVideo, boolean doAudio) { sendEvent("media_set_capture", new String[] {"audio=" + doAudio, "video=" + doVideo}); } public void play() { sendEvent("media_play", null); state = STATE_PLAY; } public void pause() { sendEvent("media_pause", null); state = STATE_PAUSE; } public void stop() { sendEvent("media_stop", null); state = STATE_STOP; } public void seek(double time) { sendEvent("media_seek", new String[] {"time=" + String.format("%.3f", time)}); } public void onEvent(String event, String[] args) { switch (event) { case "onplay": onplay(); break; case "onpause": onpause(); break; case "onstop": onstop(); break; } } private void onplay() { state = STATE_PLAY; onChanged(null); } private void onpause() { state = STATE_PAUSE; onChanged(null); } private void onstop() { state = STATE_STOP; onChanged(null); } public boolean isPlaying() { return state == STATE_PLAY; } }