MediaComponent.java
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上传日期:2022-06-15
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文件大小:5k
- /*
- * Copyright 2008 Sun Microsystems, Inc. All Rights Reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation. Sun designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Sun in the LICENSE file that accompanied this code.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
- */
- package com.sun.lwuit;
- import com.sun.lwuit.geom.*;
- import com.sun.lwuit.impl.LWUITImplementation;
- /**
- * A component allowing us to embed and control rich media content
- *
- * @author Nir Shabi
- */
- public class MediaComponent extends Component {
- private Object player;
- private Object vidc;
- private boolean fullscreen = false;
- /**
- * Creates a new instance of MediaComponent
- *
- * @param player the media player
- */
- public MediaComponent(Object player) {
- this.player = player;
- setFocusable(false);
- vidc = Display.getInstance().getImplementation().createVideoComponent(player);
- }
- /**
- * @inheritDoc
- */
- protected void initComponent() {
- getComponentForm().registerMediaComponent(this);
- }
- /**
- * @inheritDoc
- */
- protected void deinitialize() {
- getComponentForm().deregisterMediaComponent(this);
- }
- /**
- * @inheritDoc
- */
- public void paint(Graphics g) {
- if(isVisible()){
- Display.getInstance().getImplementation().paintVideo(this, fullscreen, g.getGraphics(), vidc, player);
- }
- }
- protected void paintBackground(Graphics g) {
- }
- public void paintBackgrounds(Graphics g) {
- }
- /**
- * @inheritDoc
- */
- protected Dimension calcPreferredSize() {
- LWUITImplementation impl = Display.getInstance().getImplementation();
- return new Dimension(impl.getVideoWidth(vidc), impl.getVideoHeight(vidc));
- }
- /**
- * Display the embedded media component
- *
- * @param visible true to display, false to hide
- */
- public void setVisible(boolean visible) {
- super.setVisible(visible);
- if (vidc != null) {
- Display.getInstance().getImplementation().setVideoVisible(vidc, visible);
- }
- }
- /**
- * Start media playback implicitly setting the component to visible
- */
- public void start(){
- Display.getInstance().getImplementation().startVideo(player, vidc);
- }
- /**
- * Stope media playback
- */
- public void stop(){
- Display.getInstance().getImplementation().stopVideo(player, vidc);
- }
- /**
- * Set the number of times the media should loop
- *
- * @param count the number of times the media should loop
- */
- public void setLoopCount(int count) {
- Display.getInstance().getImplementation().setVideoLoopCount(player, count);
- }
- /**
- * Return the duration of the media
- *
- * @return the duration of the media
- */
- public long getMediaTime() {
- return Display.getInstance().getImplementation().getMediaTime(player);
- }
- /**
- * "Jump" to a point in time within the media
- *
- * @param now the point in time to "Jump" to
- * @return the media time in microseconds
- */
- public long setMediaTime(long now) {
- return Display.getInstance().getImplementation().setMediaTime(player, now);
- }
- /**
- * Toggles the fullscreen mode
- *
- * @param fullscreen true for fullscreen mode
- */
- public void setFullScreen(boolean fullscreen) {
- this.fullscreen = fullscreen;
- repaint();
- }
- /**
- * Indicates the fullscreen mode
- *
- * @return true for fullscreen mode
- */
- public boolean isFullScreen() {
- return fullscreen;
- }
- /**
- * Returns the native video control if such a control exists, this is required
- * for some platforms.
- *
- * @return the underlying native video control or null
- */
- public Object getVideoControl() {
- return vidc;
- }
- }