1 /* 2 * Copyright (c) 2000 World Wide Web Consortium, 3 * (Massachusetts Institute of Technology, Institut National de 4 * Recherche en Informatique et en Automatique, Keio University). All 5 * Rights Reserved. This program is distributed under the W3C's Software 6 * Intellectual Property License. This program is distributed in the 7 * hope that it will be useful, but WITHOUT ANY WARRANTY; without even 8 * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 9 * PURPOSE. See W3C License http://www.w3.org/Consortium/Legal/ for more 10 * details. 11 */ 12 13 package org.w3c.dom.smil; 14 15 import org.w3c.dom.DOMException; 16 17 /** 18 * This interface support use-cases commonly associated with animation. 19 * "accelerate" and "decelerate" are float values in the timing draft and 20 * percentage values even in this draft if both of them represent a 21 * percentage. 22 */ 23 public interface ElementTimeManipulation { 24 /** 25 * Defines the playback speed of element time. The value is specified as 26 * a multiple of normal (parent time container) play speed. Legal values 27 * are signed floating point values. Zero values are not allowed. The 28 * default is <code>1.0</code> (no modification of speed). 29 * @exception DOMException 30 * NO_MODIFICATION_ALLOWED_ERR: Raised if this attribute is readonly. 31 */ getSpeed()32 public float getSpeed(); setSpeed(float speed)33 public void setSpeed(float speed) 34 throws DOMException; 35 36 /** 37 * The percentage value of the simple acceleration of time for the 38 * element. Allowed values are from <code>0</code> to <code>100</code> . 39 * Default value is <code>0</code> (no acceleration). 40 * <br> The sum of the values for accelerate and decelerate must not exceed 41 * 100. If it does, the deceleration value will be reduced to make the 42 * sum legal. 43 * @exception DOMException 44 * NO_MODIFICATION_ALLOWED_ERR: Raised if this attribute is readonly. 45 */ getAccelerate()46 public float getAccelerate(); setAccelerate(float accelerate)47 public void setAccelerate(float accelerate) 48 throws DOMException; 49 50 /** 51 * The percentage value of the simple decelerate of time for the 52 * element. Allowed values are from <code>0</code> to <code>100</code> . 53 * Default value is <code>0</code> (no deceleration). 54 * <br> The sum of the values for accelerate and decelerate must not exceed 55 * 100. If it does, the deceleration value will be reduced to make the 56 * sum legal. 57 * @exception DOMException 58 * NO_MODIFICATION_ALLOWED_ERR: Raised if this attribute is readonly. 59 */ getDecelerate()60 public float getDecelerate(); setDecelerate(float decelerate)61 public void setDecelerate(float decelerate) 62 throws DOMException; 63 64 /** 65 * The autoReverse attribute controls the "play forwards then backwards" 66 * functionality. Default value is <code>false</code> . 67 * @exception DOMException 68 * NO_MODIFICATION_ALLOWED_ERR: Raised if this attribute is readonly. 69 */ getAutoReverse()70 public boolean getAutoReverse(); setAutoReverse(boolean autoReverse)71 public void setAutoReverse(boolean autoReverse) 72 throws DOMException; 73 74 } 75 76