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package pt.tumba.parser.swf;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
/**
* A Font Definition that can referenced by Font symbols. If read in from an
* existing Flash movie the font definition may only contain a subset of the
* glyphs in the font. To use a system font set the hasMetrics flag to false.
*
*@author unknown
*@created 15 de Setembro de 2002
*/
public class FontDefinition {
/**
* A Glyph within the font.
*
*@author unknown
*@created 15 de Setembro de 2002
*/
public static class Glyph {
/**
* Description of the Field
*/
protected int code;
/**
* Description of the Field
*/
protected double advance;
/**
* Description of the Field
*/
protected Shape shape;
/**
* Gets the shape attribute of the Glyph object
*
*@return The shape value
*/
public Shape getShape() {
return shape;
}
/**
* Gets the code attribute of the Glyph object
*
*@return The code value
*/
public int getCode() {
return code;
}
/**
* Gets the advance attribute of the Glyph object
*
*@return The advance value
*/
public double getAdvance() {
return advance;
}
/**
* Sets the shape attribute of the Glyph object
*
*@param shape The new shape value
*/
public void setShape(Shape shape) {
this.shape = shape;
}
/**
* Sets the code attribute of the Glyph object
*
*@param code The new code value
*/
public void setCode(int code) {
this.code = code;
}
/**
* Sets the advance attribute of the Glyph object
*
*@param advance The new advance value
*/
public void setAdvance(double advance) {
this.advance = advance;
}
/**
* Constructor for the Glyph object
*
*@param shape Description of the Parameter
*@param advance Description of the Parameter
*@param code Description of the Parameter
*/
public Glyph(Shape shape, double advance, int code) {
this.shape = shape;
this.advance = advance;
this.code = code;
}
}
/**
* A Kerning Pair is an adjustment to the advance between two particular
* glyphs.
*
*@author unknown
*@created 15 de Setembro de 2002
*/
public static class KerningPair {
/**
* Description of the Field
*/
protected int code1, code2;
/**
* Description of the Field
*/
protected double adjustment;
/**
* Gets the code1 attribute of the KerningPair object
*
*@return The code1 value
*/
public int getCode1() {
return code1;
}
/**
* Gets the code2 attribute of the KerningPair object
*
*@return The code2 value
*/
public int getCode2() {
return code2;
}
/**
* Gets the adjustment attribute of the KerningPair object
*
*@return The adjustment value
*/
public double getAdjustment() {
return adjustment;
}
/**
* Sets the code1 attribute of the KerningPair object
*
*@param code The new code1 value
*/
public void setCode1(int code) {
code1 = code;
}
/**
* Sets the code2 attribute of the KerningPair object
*
*@param code The new code2 value
*/
public void setCode2(int code) {
code2 = code;
}
/**
* Sets the adjustment attribute of the KerningPair object
*
*@param offset The new adjustment value
*/
public void setAdjustment(double offset) {
adjustment = offset;
}
/**
* Constructor for the KerningPair object
*
*@param code1 Description of the Parameter
*@param code2 Description of the Parameter
*@param adjustment Description of the Parameter
*/
public KerningPair(int code1, int code2, double adjustment) {
this.code1 = code1;
this.code2 = code2;
this.adjustment = adjustment;
}
}
/**
* Description of the Field
*/
protected String name;
/**
* Description of the Field
*/
protected double ascent;
/**
* Description of the Field
*/
protected double descent;
/**
* Description of the Field
*/
protected double leading;
/**
* Description of the Field
*/
protected boolean isUnicode;
/**
* Description of the Field
*/
protected boolean isShiftJIS;
/**
* Description of the Field
*/
protected boolean isAnsi;
/**
* Description of the Field
*/
protected boolean isItalic;
/**
* Description of the Field
*/
protected boolean isBold;
/**
* Description of the Field
*/
protected boolean hasMetrics;
/**
* Description of the Field
*/
protected List glyphs = new ArrayList();
/**
* Description of the Field
*/
protected List kerning = new ArrayList();
/**
* Description of the Field
*/
protected Map glyphLookup;
/**
* Description of the Field
*/
protected Map kernLookup;
/**
* Gets the name attribute of the FontDefinition object
*
*@return The name value
*/
public String getName() {
return name;
}
/**
* Gets the ascent attribute of the FontDefinition object
*
*@return The ascent value
*/
public double getAscent() {
return ascent;
}
/**
* Gets the descent attribute of the FontDefinition object
*
*@return The descent value
*/
public double getDescent() {
return descent;
}
/**
* Gets the leading attribute of the FontDefinition object
*
*@return The leading value
*/
public double getLeading() {
return leading;
}
/**
* Gets the unicode attribute of the FontDefinition object
*
*@return The unicode value
*/
public boolean isUnicode() {
return isUnicode;
}
/**
* Gets the shiftJIS attribute of the FontDefinition object
*
*@return The shiftJIS value
*/
public boolean isShiftJIS() {
return isShiftJIS;
}
/**
* Gets the ansi attribute of the FontDefinition object
*
*@return The ansi value
*/
public boolean isAnsi() {
return isAnsi;
}
/**
* Gets the italic attribute of the FontDefinition object
*
*@return The italic value
*/
public boolean isItalic() {
return isItalic;
}
/**
* Gets the bold attribute of the FontDefinition object
*
*@return The bold value
*/
public boolean isBold() {
return isBold;
}
/**
* Description of the Method
*
*@return Description of the Return Value
*/
public boolean hasMetrics() {
return hasMetrics;
}
/**
* Get the List of Glyph objects
*
*@return The glyphList value
*/
public List getGlyphList() {
return glyphs;
}
/**
* Get the List of KerningPair objects
*
*@return The kerningPairList value
*/
public List getKerningPairList() {
return kerning;
}
/**
* Sets the name attribute of the FontDefinition object
*
*@param name The new name value
*/
public void setName(String name) {
this.name = name;
}
/**
* Sets the ascent attribute of the FontDefinition object
*
*@param ascent The new ascent value
*/
public void setAscent(double ascent) {
this.ascent = ascent;
}
/**
* Sets the descent attribute of the FontDefinition object
*
*@param descent The new descent value
*/
public void setDescent(double descent) {
this.descent = descent;
}
/**
* Sets the leading attribute of the FontDefinition object
*
*@param leading The new leading value
*/
public void setLeading(double leading) {
this.leading = leading;
}
/**
* Sets the fontFlags attribute of the FontDefinition object
*
*@param isUnicode The new fontFlags value
*@param isShiftJIS The new fontFlags value
*@param isAnsi The new fontFlags value
*@param isItalic The new fontFlags value
*@param isBold The new fontFlags value
*@param hasMetrics The new fontFlags value
*/
public void setFontFlags(boolean isUnicode, boolean isShiftJIS, boolean isAnsi,
boolean isItalic, boolean isBold, boolean hasMetrics) {
this.isUnicode = isUnicode;
this.isShiftJIS = isShiftJIS;
this.isAnsi = isAnsi;
this.isItalic = isItalic;
this.isBold = isBold;
this.hasMetrics = hasMetrics;
}
/**
* Constructor for the FontDefinition object
*/
public FontDefinition() { }
/**
* Constructor for the FontDefinition object
*
*@param name Description of the Parameter
*@param ascent Description of the Parameter
*@param descent Description of the Parameter
*@param leading Description of the Parameter
*@param isUnicode Description of the Parameter
*@param isShiftJIS Description of the Parameter
*@param isAnsi Description of the Parameter
*@param isItalic Description of the Parameter
*@param isBold Description of the Parameter
*@param hasMetrics Description of the Parameter
*/
public FontDefinition(String name, double ascent, double descent, double leading,
boolean isUnicode, boolean isShiftJIS, boolean isAnsi,
boolean isItalic, boolean isBold, boolean hasMetrics) {
this.name = name;
this.ascent = ascent;
this.descent = descent;
this.leading = leading;
this.isUnicode = isUnicode;
this.isShiftJIS = isShiftJIS;
this.isAnsi = isAnsi;
this.isItalic = isItalic;
this.isBold = isBold;
this.hasMetrics = hasMetrics;
}
/**
* Look up a glyph by code
*
*@param code Description of the Parameter
*@return null if the code has no glyph
*/
public Glyph getGlyph(int code) {
if (glyphLookup == null) {
glyphLookup = new HashMap();
for (Iterator it = glyphs.iterator(); it.hasNext(); ) {
Glyph g = (Glyph) it.next();
glyphLookup.put(new Integer(g.code), g);
}
}
Glyph g = (Glyph) glyphLookup.get(new Integer(code));
return g;
}
/**
* Get the kerning adjustment required between the two given codes
*
*@param code1 Description of the Parameter
*@param code2 Description of the Parameter
*@return The kerningOffset value
*/
public double getKerningOffset(int code1, int code2) {
if (kernLookup == null) {
kernLookup = new HashMap();
for (Iterator it = kerning.iterator(); it.hasNext(); ) {
KerningPair pair = (KerningPair) it.next();
Integer i1 = new Integer(pair.code1);
Integer i2 = new Integer(pair.code2);
HashMap kerns = (HashMap) kernLookup.get(i1);
if (kerns == null) {
kerns = new HashMap();
kernLookup.put(i1, kerns);
}
kerns.put(i2, pair);
}
}
Integer i1 = new Integer(code1);
Integer i2 = new Integer(code2);
HashMap kerns = (HashMap) kernLookup.get(i1);
if (kerns == null) {
return 0.0;
}
KerningPair pair = (KerningPair) kerns.get(i2);
if (pair == null) {
return 0.0;
}
return pair.adjustment;
}
}
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