| /* ==================================================================== |
| Licensed to the Apache Software Foundation (ASF) under one or more |
| contributor license agreements. See the NOTICE file distributed with |
| this work for additional information regarding copyright ownership. |
| The ASF licenses this file to You under the Apache License, Version 2.0 |
| (the "License"); you may not use this file except in compliance with |
| the License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| ==================================================================== */ |
| |
| package org.apache.poi.hslf.record; |
| |
| import static org.apache.poi.util.GenericRecordUtil.getBitsAsString; |
| |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.util.Arrays; |
| import java.util.Map; |
| import java.util.function.Supplier; |
| |
| import org.apache.poi.util.GenericRecordUtil; |
| import org.apache.poi.util.IOUtils; |
| import org.apache.poi.util.LittleEndian; |
| |
| /** |
| * An atom record that specifies the animation information for a shape. |
| * |
| * @author Yegor Kozlov |
| */ |
| public final class AnimationInfoAtom extends RecordAtom { |
| |
| //arbitrarily selected; may need to increase |
| private static final int MAX_RECORD_LENGTH = 100_000; |
| |
| /** |
| * whether the animation plays in the reverse direction |
| */ |
| public static final int Reverse = 0x0001; |
| /** |
| * whether the animation starts automatically |
| */ |
| public static final int Automatic = 0x0004; |
| /** |
| * whether the animation has an associated sound |
| */ |
| public static final int Sound = 0x0010; |
| /** |
| * whether all playing sounds are stopped when this animation begins |
| */ |
| public static final int StopSound = 0x0040; |
| /** |
| * whether an associated sound, media or action verb is activated when the shape is clicked. |
| */ |
| public static final int Play = 0x0100; |
| /** |
| * specifies that the animation, while playing, stops other slide show actions. |
| */ |
| public static final int Synchronous = 0x0400; |
| /** |
| * whether the shape is hidden while the animation is not playing |
| */ |
| public static final int Hide = 0x1000; |
| /** |
| * whether the background of the shape is animated |
| */ |
| public static final int AnimateBg = 0x4000; |
| |
| private static final int[] FLAGS_MASKS = { |
| Reverse, |
| Automatic, |
| Sound, |
| StopSound, |
| Play, |
| Synchronous, |
| Hide, |
| AnimateBg |
| }; |
| |
| private static final String[] FLAGS_NAMES = { |
| "REVERSE", |
| "AUTOMATIC", |
| "SOUND", |
| "STOP_SOUND", |
| "PLAY", |
| "SYNCHRONOUS", |
| "HIDE", |
| "ANIMATE_BG" |
| }; |
| |
| /** |
| * Record header. |
| */ |
| private final byte[] _header; |
| |
| /** |
| * record data |
| */ |
| private final byte[] _recdata; |
| |
| /** |
| * Constructs a brand new link related atom record. |
| */ |
| protected AnimationInfoAtom() { |
| _recdata = new byte[28]; |
| |
| _header = new byte[8]; |
| LittleEndian.putShort(_header, 0, (short)0x01); |
| LittleEndian.putShort(_header, 2, (short)getRecordType()); |
| LittleEndian.putInt(_header, 4, _recdata.length); |
| } |
| |
| /** |
| * Constructs the link related atom record from its |
| * source data. |
| * |
| * @param source the source data as a byte array. |
| * @param start the start offset into the byte array. |
| * @param len the length of the slice in the byte array. |
| */ |
| protected AnimationInfoAtom(byte[] source, int start, int len) { |
| // Get the header |
| _header = Arrays.copyOfRange(source, start, start+8); |
| |
| // Grab the record data |
| _recdata = IOUtils.safelyClone(source,start+8, len-8, MAX_RECORD_LENGTH); |
| } |
| |
| /** |
| * Gets the record type. |
| * @return the record type. |
| */ |
| public long getRecordType() { |
| return RecordTypes.AnimationInfoAtom.typeID; |
| } |
| |
| /** |
| * Write the contents of the record back, so it can be written |
| * to disk |
| * |
| * @param out the output stream to write to. |
| * @throws java.io.IOException if an error occurs. |
| */ |
| public void writeOut(OutputStream out) throws IOException { |
| out.write(_header); |
| out.write(_recdata); |
| } |
| |
| /** |
| * A rgb structure that specifies a color for the dim effect after the animation is complete. |
| * |
| * @return color for the dim effect after the animation is complete |
| */ |
| public int getDimColor(){ |
| return LittleEndian.getInt(_recdata, 0); |
| } |
| |
| /** |
| * A rgb structure that specifies a color for the dim effect after the animation is complete. |
| * |
| * @param rgb color for the dim effect after the animation is complete |
| */ |
| public void setDimColor(int rgb){ |
| LittleEndian.putInt(_recdata, 0, rgb); |
| } |
| |
| /** |
| * A bit mask specifying options for displaying headers and footers |
| * |
| * @return A bit mask specifying options for displaying headers and footers |
| */ |
| public int getMask(){ |
| return LittleEndian.getInt(_recdata, 4); |
| } |
| |
| /** |
| * A bit mask specifying options for displaying video |
| * |
| * @param mask A bit mask specifying options for displaying video |
| */ |
| public void setMask(int mask){ |
| LittleEndian.putInt(_recdata, 4, mask); |
| } |
| |
| /** |
| * @param bit the bit to check |
| * @return whether the specified flag is set |
| */ |
| public boolean getFlag(int bit){ |
| return (getMask() & bit) != 0; |
| } |
| |
| /** |
| * @param bit the bit to set |
| * @param value whether the specified bit is set |
| */ |
| public void setFlag(int bit, boolean value){ |
| int mask = getMask(); |
| if(value) mask |= bit; |
| else mask &= ~bit; |
| setMask(mask); |
| } |
| |
| /** |
| * A 4-byte unsigned integer that specifies a reference to a sound |
| * in the SoundCollectionContainer record to locate the embedded audio |
| * |
| * @return reference to a sound |
| */ |
| public int getSoundIdRef(){ |
| return LittleEndian.getInt(_recdata, 8); |
| } |
| |
| /** |
| * A 4-byte unsigned integer that specifies a reference to a sound |
| * in the SoundCollectionContainer record to locate the embedded audio |
| * |
| * @param id reference to a sound |
| */ |
| public void setSoundIdRef(int id){ |
| LittleEndian.putInt(_recdata, 8, id); |
| } |
| |
| /** |
| * A signed integer that specifies the delay time, in milliseconds, before the animation starts to play. |
| * If {@link #Automatic} is 0x1, this value MUST be greater than or equal to 0; otherwise, this field MUST be ignored. |
| */ |
| public int getDelayTime(){ |
| return LittleEndian.getInt(_recdata, 12); |
| } |
| /** |
| * A signed integer that specifies the delay time, in milliseconds, before the animation starts to play. |
| * If {@link #Automatic} is 0x1, this value MUST be greater than or equal to 0; otherwise, this field MUST be ignored. |
| */ |
| public void setDelayTime(int id){ |
| LittleEndian.putInt(_recdata, 12, id); |
| } |
| |
| /** |
| * A signed integer that specifies the order of the animation in the slide. |
| * It MUST be greater than or equal to -2. The value -2 specifies that this animation follows the order of |
| * the corresponding placeholder shape on the main master slide or title master slide. |
| * The value -1 SHOULD NOT be used. |
| */ |
| public int getOrderID(){ |
| return LittleEndian.getInt(_recdata, 16); |
| } |
| |
| /** |
| * A signed integer that specifies the order of the animation in the slide. |
| * It MUST be greater than or equal to -2. The value -2 specifies that this animation follows the order of |
| * the corresponding placeholder shape on the main master slide or title master slide. |
| * The value -1 SHOULD NOT be used. |
| */ |
| public void setOrderID(int id){ |
| LittleEndian.putInt(_recdata, 16, id); |
| } |
| |
| /** |
| * An unsigned integer that specifies the number of slides that this animation continues playing. |
| * This field is utilized only in conjunction with media. |
| * The value 0xFFFFFFFF specifies that the animation plays for one slide. |
| */ |
| public int getSlideCount(){ |
| return LittleEndian.getInt(_recdata, 18); |
| } |
| |
| /** |
| * An unsigned integer that specifies the number of slides that this animation continues playing. |
| * This field is utilized only in conjunction with media. |
| * The value 0xFFFFFFFF specifies that the animation plays for one slide. |
| */ |
| public void setSlideCount(int id){ |
| LittleEndian.putInt(_recdata, 18, id); |
| } |
| |
| public String toString(){ |
| int mask = getMask(); |
| return |
| "AnimationInfoAtom\n"+ |
| "\tDimColor: " + getDimColor() + "\n" + |
| "\tMask: " + mask + ", 0x"+Integer.toHexString(mask)+"\n" + |
| "\t Reverse: " + getFlag(Reverse)+"\n" + |
| "\t Automatic: " + getFlag(Automatic)+"\n" + |
| "\t Sound: " + getFlag(Sound)+"\n" + |
| "\t StopSound: " + getFlag(StopSound)+"\n" + |
| "\t Play: " + getFlag(Play)+"\n" + |
| "\t Synchronous: " + getFlag(Synchronous)+"\n" + |
| "\t Hide: " + getFlag(Hide)+"\n" + |
| "\t AnimateBg: " + getFlag(AnimateBg)+"\n" + |
| "\tSoundIdRef: " + getSoundIdRef() + "\n" + |
| "\tDelayTime: " + getDelayTime() + "\n" + |
| "\tOrderID: " + getOrderID() + "\n" + |
| "\tSlideCount: " + getSlideCount() + "\n"; |
| } |
| |
| @Override |
| public Map<String, Supplier<?>> getGenericProperties() { |
| return GenericRecordUtil.getGenericProperties( |
| "dimColor", this::getDimColor, |
| "flags", getBitsAsString(this::getMask, FLAGS_MASKS, FLAGS_NAMES), |
| "soundIdRef", this::getSoundIdRef, |
| "delayTime", this::getDelayTime, |
| "orderID", this::getOrderID, |
| "slideCount", this::getSlideCount |
| ); |
| } |
| } |