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Improved handling of BitMask TextProp entries 

git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@353765 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Nick Burch 2005-08-14 19:26:48 +00:00
parent 25a0f44907
commit b3cb2ec4bb
1 changed files with 59 additions and 6 deletions
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65
src/scratchpad/src/org/apache/poi/hslf/record/StyleTextPropAtom.java
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@ -235,7 +235,6 @@ public class StyleTextPropAtom extends RecordAtom
// Save this properties set
paragraphStyles.add(thisCollection);
System.err.println("Paragraph covers " + textLen + " of " + size + " characters, pos now " + pos);
}
// Now do the character stylings
@ -261,7 +260,6 @@ System.err.println("Paragraph covers " + textLen + " of " + size + " characters,
// Save this properties set
charStyles.add(thisCollection);
System.err.println("Char Style covers " + textLen + " of " + size + " characters (done " + textHandled + "), pos now " + pos);
}
// Handle anything left over
@ -416,10 +414,10 @@ System.err.println("Char Style covers " + textLen + " of " + size + " characters
* and how to get and set the value.
*/
public static class TextProp implements Cloneable {
private int sizeOfDataBlock; // Number of bytes the data part uses
private String propName;
private int dataValue;
private int maskInHeader;
protected int sizeOfDataBlock; // Number of bytes the data part uses
protected String propName;
protected int dataValue;
protected int maskInHeader;
/**
* Generate the definition of a given type of text property.
@ -479,10 +477,55 @@ System.err.println("Char Style covers " + textLen + " of " + size + " characters
*/
public static class BitMaskTextProp extends TextProp {
private String[] subPropNames;
private int[] subPropMasks;
private boolean[] subPropMatches;
/** Fetch the list of the names of the sub properties */
public String[] getSubPropNames() { return subPropNames; }
/** Fetch the list of if the sub properties match or not */
public boolean[] getSubPropMatches() { return subPropMatches; }
private BitMaskTextProp(int sizeOfDataBlock, int maskInHeader, String[] subPropNames) {
super(sizeOfDataBlock,maskInHeader,"bitmask");
this.subPropNames = subPropNames;
subPropMasks = new int[subPropNames.length];
subPropMatches = new boolean[subPropNames.length];
}
/**
* Set the value of the text property, and recompute the sub
* properties based on it
*/
public void setValue(int val) {
dataValue = val;
// Figure out the values of the sub properties
for(int i=0; i< subPropMatches.length; i++) {
subPropMasks[i] = (1 << i);
subPropMatches[i] = false;
if((dataValue & subPropMasks[i]) != 0) {
subPropMatches[i] = true;
}
}
}
/**
* Fetch the true/false status of the subproperty with the given index
*/
public boolean getSubValue(int idx) {
return subPropMatches[idx];
}
/**
* Set the true/false status of the subproperty with the given index
*/
public void setSubValue(boolean value, int idx) {
if(subPropMatches[idx] == value) { return; }
if(value) {
dataValue += subPropMasks[idx];
} else {
dataValue -= subPropMasks[idx];
}
}
}
@ -492,6 +535,16 @@ System.err.println("Char Style covers " + textLen + " of " + size + " characters
* handles bold/italic/underline etc.
*/
public static class CharFlagsTextProp extends BitMaskTextProp {
public static final int BOLD_IDX = 0;
public static final int ITALIC_IDX = 1;
public static final int UNDERLINE_IDX = 2;
public static final int SHADOW_IDX = 4;
public static final int STRIKETHROUGH_IDX = 8;
public static final int RELIEF_IDX = 9;
public static final int RESET_NUMBERING_IDX = 10;
public static final int ENABLE_NUMBERING_1_IDX = 11;
public static final int ENABLE_NUMBERING_2_IDX = 12;
private CharFlagsTextProp() {
super(2,0xffff, new String[] {
"bold", // 0x0001