IndicFormatter.java
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/*
* Decompiled with CFR 0_118.
*
* Could not load the following classes:
* com.adobe.agl.util.ULocale
*/
package com.adobe.fontengine.inlineformatting.infontformatting;
import com.adobe.agl.util.ULocale;
import com.adobe.fontengine.CharUtil;
import com.adobe.fontengine.font.FontData;
import com.adobe.fontengine.font.InvalidFontException;
import com.adobe.fontengine.font.UnsupportedFontException;
import com.adobe.fontengine.font.opentype.Gdef;
import com.adobe.fontengine.font.opentype.Gpos;
import com.adobe.fontengine.font.opentype.Gsub;
import com.adobe.fontengine.font.opentype.OTSelector;
import com.adobe.fontengine.font.opentype.OTSelectorOnElementAttribute;
import com.adobe.fontengine.font.opentype.OpenTypeFont;
import com.adobe.fontengine.font.opentype.Tag;
import com.adobe.fontengine.inlineformatting.AttributedRun;
import com.adobe.fontengine.inlineformatting.ElementAttribute;
import com.adobe.fontengine.inlineformatting.infontformatting.GenericFormatter;
import com.adobe.fontengine.inlineformatting.infontformatting.InFontFormatter;
import com.adobe.fontengine.inlineformatting.infontformatting.LookupsCache;
import java.util.ArrayList;
abstract class IndicFormatter
extends GenericFormatter {
private static final ElementAttribute indicShape = new ElementAttribute("indicShape");
private static final OTSelector everywhere = new OTSelector();
private static final OTSelector akhnSelector = new OTSelector(){
public boolean isApplied(AttributedRun run, int position) {
Object v = run.getElementStyle(position, indicShape);
return v != Shape.explicitVirama && v != Shape.half;
}
};
private static final OTSelector rphfSelector = new OTSelector(){
public boolean isApplied(AttributedRun run, int position) {
Object v = run.getElementStyle(position, indicShape);
return v == Shape.rephCons || v == Shape.rephVowel;
}
};
private static final OTSelector blwfSelector = new OTSelectorOnElementAttribute(indicShape, Shape.subjoins, true);
private static final OTSelector pstfSelector = new OTSelectorOnElementAttribute(indicShape, Shape.postjoins, true);
private static final OTSelector halfSelector = new OTSelector(){
public boolean isApplied(AttributedRun run, int position) {
Object v = run.getElementStyle(position, indicShape);
return v != Shape.explicitVirama;
}
};
static final int[] gsubFeatures = new int[]{Tag.feature_nukt, Tag.feature_akhn, Tag.feature_rphf, Tag.feature_blwf, Tag.feature_half, Tag.feature_vatu, Tag.feature_pres, Tag.feature_abvs, Tag.feature_blws, Tag.feature_psts, Tag.feature_haln, Tag.feature_pstf};
static final int[] gposFeatures = new int[]{Tag.feature_abvm, Tag.feature_blwm, Tag.feature_dist};
IndicFormatter() {
}
protected abstract int nukta();
protected abstract int virama();
protected abstract int splitVowelsAndNormalize(AttributedRun var1, int var2, int var3);
protected abstract Position getPosition(int var1);
protected abstract boolean isConsonant(int var1);
protected abstract boolean hasNukta(int var1);
protected abstract int removeNukta(int var1);
protected abstract boolean isMark(int var1);
protected abstract boolean isIndependentVowel(int var1);
protected abstract Shape rephLike(int var1);
protected abstract boolean subjoins(int var1);
protected abstract boolean postjoins(int var1);
protected abstract boolean postjoinsIndependentVowels(int var1);
private int processAksaraMarks(AttributedRun run, int start, int limit, Aksara aksara) {
aksara.firstMark = start;
while (start < limit && this.isMark(run.elementAt(start))) {
++start;
}
aksara.limit = start;
return start;
}
private int processAksaras(AttributedRun run, int start, int limit, OpenTypeFont font) throws InvalidFontException, UnsupportedFontException {
Aksara aksara = new Aksara();
while (start < limit) {
aksara.reset();
aksara.start = start;
if (this.isConsonant(run.elementAt(start))) {
while (start < limit && this.isConsonant(run.elementAt(start))) {
AksaraPart part = new AksaraPart();
part.shape = Shape.live;
if (this.hasNukta(run.elementAt(start))) {
part.nuktaCount = 1;
part.usv = this.removeNukta(run.elementAt(start));
} else {
part.nuktaCount = 0;
part.usv = run.elementAt(start);
}
++start;
while (start < limit && this.nukta() == run.elementAt(start)) {
++part.nuktaCount;
++start;
}
if (start < limit && this.virama() == run.elementAt(start)) {
part.shape = Shape.dead;
if (++start < limit && 8205 == run.elementAt(start)) {
part.shape = Shape.half;
++start;
} else if (start < limit && 8204 == run.elementAt(start)) {
part.shape = Shape.explicitVirama;
++start;
}
}
aksara.parts.add(part);
if (part.shape != Shape.live) continue;
break;
}
if (aksara.parts.size() > 1) {
AksaraPart firstPart = (AksaraPart)aksara.parts.get(0);
Shape rephShape = this.rephLike(firstPart.usv);
if (rephShape != Shape.any && firstPart.shape == Shape.dead) {
firstPart.shape = rephShape;
}
}
for (int i = 1; i < aksara.parts.size(); ++i) {
AksaraPart part = (AksaraPart)aksara.parts.get(i);
AksaraPart prevPart = (AksaraPart)aksara.parts.get(i - 1);
if (!this.subjoins(part.usv) || part.shape != Shape.dead && part.shape != Shape.live || prevPart.shape != Shape.dead) continue;
if (part.shape == Shape.live) {
prevPart.shape = Shape.live;
}
part.shape = Shape.subjoins;
}
if (aksara.parts.size() > 1) {
AksaraPart part = (AksaraPart)aksara.parts.get(aksara.parts.size() - 1);
AksaraPart prevPart = (AksaraPart)aksara.parts.get(aksara.parts.size() - 2);
if (this.postjoins(part.usv) && (part.shape == Shape.dead || part.shape == Shape.live) && prevPart.shape == Shape.dead) {
if (part.shape == Shape.live) {
prevPart.shape = Shape.live;
}
part.shape = Shape.postjoins;
}
}
start = this.processAksaraMarks(run, start, limit, aksara);
} else if (this.isIndependentVowel(run.elementAt(start))) {
AksaraPart part = new AksaraPart();
part.shape = Shape.live;
part.usv = run.elementAt(start);
part.nuktaCount = 0;
aksara.parts.add(part);
++start;
while (start + 1 < limit && this.virama() == run.elementAt(start) && this.postjoinsIndependentVowels(run.elementAt(start + 1))) {
part = new AksaraPart();
part.shape = Shape.postjoins;
part.usv = run.elementAt(start + 1);
part.nuktaCount = 0;
aksara.parts.add(part);
start += 2;
}
start = this.processAksaraMarks(run, start, limit, aksara);
} else {
AksaraPart part = new AksaraPart();
part.shape = Shape.live;
part.usv = run.elementAt(start);
part.nuktaCount = 0;
aksara.parts.add(part);
aksara.firstMark = ++start;
aksara.limit = start;
}
int newStart = aksara.toGlyphs(run, font);
limit += newStart - start;
start = newStart;
}
return limit;
}
protected int canRenderWithFont(OpenTypeFont font, AttributedRun run, int start, int limit, boolean notdefOk) throws InvalidFontException, UnsupportedFontException {
int graphemeLimit;
int usvc;
int gid;
int usv = run.elementAt(start);
if (CharUtil.isControl(usv)) {
return 1;
}
if (!CharUtil.isBase(usv) || start + 1 == limit || run.getElementStyle(start + 1, ElementAttribute.isGlyph) == Boolean.TRUE || !CharUtil.isCombining(run.elementAt(start + 1))) {
int gid2 = font.getGlyphForChar(usv);
return gid2 == 0 ? 0 : start + 1;
}
for (graphemeLimit = start + 1; graphemeLimit < limit && run.getElementStyle(graphemeLimit, ElementAttribute.isGlyph) == Boolean.FALSE && CharUtil.isCombining(run.elementAt(graphemeLimit)); ++graphemeLimit) {
}
boolean directMappingHasNotdef = false;
int[] usvs = new int[graphemeLimit - start];
int[] gids = new int[graphemeLimit - start];
for (int i = start; i < graphemeLimit; ++i) {
usvs[i - start] = run.elementAt(i);
gid = font.getGlyphForChar(usvs[i - start]);
if (gid == 0) {
directMappingHasNotdef = true;
}
gids[i - start] = gid;
}
if (directMappingHasNotdef && (usvc = CharUtil.compose(usvs, 0, graphemeLimit - start)) != -1 && (gid = font.getGlyphForChar(usvc)) != 0) {
return graphemeLimit - start;
}
if (notdefOk) {
return graphemeLimit - start;
}
return 0;
}
protected boolean canFormatOT() {
return true;
}
protected int formatOT(OpenTypeFont otFont, AttributedRun run, int start, int limit, boolean shouldKern) throws InvalidFontException, UnsupportedFontException {
int scriptTag = IndicFormatter.getOTScriptTag((Integer)run.getElementStyle(start, InFontFormatter.scriptAttribute));
int langTag = IndicFormatter.getOTLanguageTag((ULocale)run.getElementStyle(start, ElementAttribute.locale));
limit = this.splitVowelsAndNormalize(run, start, limit);
limit = this.processAksaras(run, start, limit, otFont);
if (otFont.gsub != null) {
int[][] gsubLookups = LookupsCache.resolveFeatureTag(otFont.gsub, scriptTag, langTag, gsubFeatures);
limit = otFont.gsub.applyLookups(gsubLookups[0], run, start, limit, everywhere, otFont.gdef);
limit = otFont.gsub.applyLookups(gsubLookups[1], run, start, limit, akhnSelector, otFont.gdef);
limit = otFont.gsub.applyLookups(gsubLookups[2], run, start, limit, rphfSelector, otFont.gdef);
limit = otFont.gsub.applyLookups(gsubLookups[3], run, start, limit, blwfSelector, otFont.gdef);
limit = otFont.gsub.applyLookups(gsubLookups[11], run, start, limit, pstfSelector, otFont.gdef);
limit = otFont.gsub.applyLookups(gsubLookups[4], run, start, limit, halfSelector, otFont.gdef);
limit = otFont.gsub.applyLookups(gsubLookups[5], run, start, limit, everywhere, otFont.gdef);
limit = otFont.gsub.applyLookups(gsubLookups[6], run, start, limit, everywhere, otFont.gdef);
limit = otFont.gsub.applyLookups(gsubLookups[7], run, start, limit, everywhere, otFont.gdef);
limit = otFont.gsub.applyLookups(gsubLookups[8], run, start, limit, everywhere, otFont.gdef);
limit = otFont.gsub.applyLookups(gsubLookups[9], run, start, limit, everywhere, otFont.gdef);
limit = otFont.gsub.applyLookups(gsubLookups[10], run, start, limit, everywhere, otFont.gdef);
}
this.posFromAdvanceWidth(run, otFont, start, limit);
if (otFont.gpos != null) {
int[][] gposLookups = LookupsCache.resolveFeatureTag(otFont.gpos, scriptTag, langTag, gposFeatures);
limit = otFont.gpos.applyLookups(gposLookups[0], run, start, limit, everywhere, otFont.gdef);
limit = otFont.gpos.applyLookups(gposLookups[1], run, start, limit, everywhere, otFont.gdef);
limit = otFont.gpos.applyLookups(gposLookups[2], run, start, limit, everywhere, otFont.gdef);
}
return limit;
}
final class Aksara {
public int start;
public int firstMark;
public int limit;
public ArrayList parts;
public Aksara() {
this.reset();
}
public void reset() {
this.parts = new ArrayList();
}
public int nbGlyphs() {
int nbGlyphs = this.limit - this.firstMark;
for (int i = 0; i < this.parts.size(); ++i) {
nbGlyphs += ((AksaraPart)this.parts.get(i)).nbGlyphs();
}
return nbGlyphs;
}
public int addGlyph(int[] glyphIds, Shape[] glyphForms, int glyphCount, int ch, Shape shape, OpenTypeFont font) throws InvalidFontException, UnsupportedFontException {
glyphIds[glyphCount] = font.getGlyphForChar(ch);
glyphForms[glyphCount] = shape;
return glyphCount + 1;
}
public int toGlyphs(AttributedRun run, OpenTypeFont font) throws InvalidFontException, UnsupportedFontException {
int i;
int i2;
int[] glyphIds = new int[this.nbGlyphs()];
Shape[] glyphForms = new Shape[glyphIds.length];
int glyphCount = 0;
for (int i3 = this.firstMark; i3 < this.limit; ++i3) {
int usv = run.elementAt(i3);
if (IndicFormatter.this.getPosition(usv) != Position.left) continue;
glyphCount = this.addGlyph(glyphIds, glyphForms, glyphCount, usv, Shape.any, font);
}
AksaraPart firstPart = null;
AksaraPart lastPart = null;
for (i2 = 0; i2 < this.parts.size(); ++i2) {
AksaraPart part = (AksaraPart)this.parts.get(i2);
if (firstPart == null) {
firstPart = part;
}
lastPart = part;
if (part.shape == Shape.rephCons || part.shape == Shape.rephVowel || part.shape == Shape.postjoins) continue;
glyphCount = part.toGlyphs(glyphIds, glyphForms, glyphCount, font);
}
for (i2 = this.firstMark; i2 < this.limit; ++i2) {
int usv = run.elementAt(i2);
if (IndicFormatter.this.getPosition(usv) != Position.bottom) continue;
glyphCount = this.addGlyph(glyphIds, glyphForms, glyphCount, usv, Shape.any, font);
}
for (i2 = this.firstMark; i2 < this.limit; ++i2) {
int usv = run.elementAt(i2);
if (IndicFormatter.this.getPosition(usv) != Position.topMatra) continue;
glyphCount = this.addGlyph(glyphIds, glyphForms, glyphCount, usv, Shape.any, font);
}
if (firstPart.shape == Shape.rephCons) {
glyphCount = firstPart.toGlyphs(glyphIds, glyphForms, glyphCount, font);
}
if (lastPart.shape == Shape.postjoins) {
glyphCount = lastPart.toGlyphs(glyphIds, glyphForms, glyphCount, font);
}
for (i2 = this.firstMark; i2 < this.limit; ++i2) {
int usv = run.elementAt(i2);
if (IndicFormatter.this.getPosition(usv) != Position.rightMatra) continue;
glyphCount = this.addGlyph(glyphIds, glyphForms, glyphCount, usv, Shape.any, font);
}
if (firstPart.shape == Shape.rephVowel) {
glyphCount = firstPart.toGlyphs(glyphIds, glyphForms, glyphCount, font);
}
for (i2 = this.firstMark; i2 < this.limit; ++i2) {
int usv = run.elementAt(i2);
if (IndicFormatter.this.getPosition(usv) != Position.topOther) continue;
glyphCount = this.addGlyph(glyphIds, glyphForms, glyphCount, usv, Shape.any, font);
}
for (i2 = this.firstMark; i2 < this.limit; ++i2) {
int usv = run.elementAt(i2);
if (IndicFormatter.this.getPosition(usv) != Position.rightOther) continue;
glyphCount = this.addGlyph(glyphIds, glyphForms, glyphCount, usv, Shape.any, font);
}
int[] positions = new int[this.limit - this.start];
for (i = 0; i < positions.length; ++i) {
positions[i] = this.start + i;
}
run.replace(positions, glyphIds);
run.setElementStyle(this.start, this.start + glyphIds.length, ElementAttribute.isGlyph, Boolean.TRUE);
for (i = 0; i < glyphIds.length; ++i) {
run.setElementStyle(this.start + i, indicShape, glyphForms[i]);
}
return this.start + glyphIds.length;
}
}
final class AksaraPart {
public int usv;
public int nuktaCount;
public Shape shape;
AksaraPart() {
}
public int nbGlyphs() {
return 1 + this.nuktaCount + (this.shape != Shape.live ? 1 : 0);
}
public int addGlyph(int[] glyphIds, Shape[] glyphForms, int glyphCount, int ch, Shape shape, OpenTypeFont font) throws InvalidFontException, UnsupportedFontException {
glyphIds[glyphCount] = font.getGlyphForChar(ch);
glyphForms[glyphCount] = shape;
return glyphCount + 1;
}
public int toGlyphs(int[] glyphIds, Shape[] glyphForms, int glyphCount, OpenTypeFont font) throws InvalidFontException, UnsupportedFontException {
glyphCount = this.addGlyph(glyphIds, glyphForms, glyphCount, this.usv, this.shape, font);
for (int i = 0; i < this.nuktaCount; ++i) {
glyphCount = this.addGlyph(glyphIds, glyphForms, glyphCount, IndicFormatter.this.nukta(), Shape.any, font);
}
if (this.shape != Shape.live) {
glyphCount = this.addGlyph(glyphIds, glyphForms, glyphCount, IndicFormatter.this.virama(), this.shape, font);
}
return glyphCount;
}
}
public static final class Position {
private String name;
public static final Position any = new Position("any");
public static final Position left = new Position("left");
public static final Position topMatra = new Position("topMatra");
public static final Position topOther = new Position("topOther");
public static final Position bottom = new Position("bottom");
public static final Position rightMatra = new Position("rightMatra");
public static final Position rightOther = new Position("rightOther");
private Position(String name) {
this.name = name;
}
public String toString() {
return this.name;
}
}
public static final class Shape {
private String name;
public static final Shape any = new Shape("any");
public static final Shape live = new Shape("live");
public static final Shape dead = new Shape("dead");
public static final Shape half = new Shape("half");
public static final Shape explicitVirama = new Shape("explicitVirama");
public static final Shape rephCons = new Shape("rephCons");
public static final Shape rephVowel = new Shape("rephVowel");
public static final Shape vattu = new Shape("vattu");
public static final Shape subjoins = new Shape("subjoins");
public static final Shape postjoins = new Shape("postjoins");
private Shape(String name) {
this.name = name;
}
public String toString() {
return this.name;
}
}
}