Examples with Bidi java.text.Bidi used on opensource projects

Example 11 with Bidi

use of java.text.Bidi in project jdk8u_jdk by JetBrains.

the class BidiConformance method testMethod_createLineBidi1.

private void testMethod_createLineBidi1() {
    System.out.println("*** Test createLineBidi() 1");
    String str = " ABC 123. " + HebrewABC + " " + NKo123 + ". ABC 123";
    int lineStart = str.indexOf('.') + 2;
    int lineLimit = str.lastIndexOf('.') + 2;
    Bidi bidi = new Bidi(str, FLAGS[0]);
    Bidi lineBidi = bidi.createLineBidi(lineStart, lineLimit);
    checkResult("getBaseLevel()", bidi.getBaseLevel(), lineBidi.getBaseLevel());
    checkResult("getLevelAt(5)", bidi.getLevelAt(lineStart + 5), lineBidi.getLevelAt(5));
}

Example 12 with Bidi

use of java.text.Bidi in project jdk8u_jdk by JetBrains.

the class BidiConformance method testMethod_getRunLevel.

private void testMethod_getRunLevel() {
    System.out.println("*** Test getRunLevel()");
    String str = "ABC 123";
    Bidi bidi = new Bidi(str, Bidi.DIRECTION_LEFT_TO_RIGHT);
    try {
        if (// runCount - 2 (out of range)
        bidi.getRunLevel(-1) != 0 || // runCount - 1
        bidi.getRunLevel(0) != 0 || // runCount     (out of range)
        bidi.getRunLevel(1) != 0 || bidi.getRunLevel(2) != 0) {
            // runCount + 1 (out of range)
            errorHandling("Incorrect getRunLevel() value(s).");
        }
    } catch (Exception e) {
        errorHandling("getRunLevel() should not throw an exception: " + e);
    }
    str = "ABC " + HebrewABC + " 123";
    bidi = new Bidi(str, Bidi.DIRECTION_LEFT_TO_RIGHT);
    try {
        if (// runCount - 4 (out of range)
        bidi.getRunLevel(-1) != 0 || // runCount - 3
        bidi.getRunLevel(0) != 0 || // runCount - 2
        bidi.getRunLevel(1) != 1 || // runCount - 1
        bidi.getRunLevel(2) != 2 || // runCount     (out of range)
        bidi.getRunLevel(3) != 0 || bidi.getRunLevel(4) != 0) {
            // runCount + 1 (out of range)
            errorHandling("Incorrect getRunLevel() value(s).");
        }
    } catch (Exception e) {
        errorHandling("getRunLevel() should not throw an exception: " + e);
    }
    str = "ABC";
    bidi = new Bidi(str, Bidi.DIRECTION_LEFT_TO_RIGHT);
    try {
        if (// runCount - 2 (out of range)
        bidi.getRunLevel(-1) != 0 || // runCount - 1
        bidi.getRunLevel(0) != 0 || // runCount     (out of range)
        bidi.getRunLevel(1) != 0 || bidi.getRunLevel(2) != 0) {
            // runCount + 1 (out of range)
            errorHandling("Incorrect getRunLevel() value(s).");
        }
    } catch (Exception e) {
        errorHandling("getRunLevel() should not throw an exception: " + e);
    }
    str = "ABC";
    bidi = new Bidi(str, Bidi.DIRECTION_RIGHT_TO_LEFT);
    try {
        if (// runCount - 2 (out of range)
        bidi.getRunLevel(-1) != 1 || // runCount - 1
        bidi.getRunLevel(0) != 2 || // runCount     (out of range)
        bidi.getRunLevel(1) != 1 || bidi.getRunLevel(2) != 1) {
            // runCount + 1 (out of range)
            errorHandling("Incorrect getRunLevel() value(s).");
        }
    } catch (Exception e) {
        errorHandling("getRunLevel() should not throw an exception: " + e);
    }
    str = "ABC";
    bidi = new Bidi(str, Bidi.DIRECTION_DEFAULT_LEFT_TO_RIGHT);
    try {
        if (// runCount - 2 (out of range)
        bidi.getRunLevel(-1) != 0 || // runCount - 1
        bidi.getRunLevel(0) != 0 || // runCount     (out of range)
        bidi.getRunLevel(1) != 0 || bidi.getRunLevel(2) != 0) {
            // runCount + 1 (out of range)
            errorHandling("Incorrect getRunLevel() value(s).");
        }
    } catch (Exception e) {
        errorHandling("getRunLevel() should not throw an exception: " + e);
    }
    str = "ABC";
    bidi = new Bidi(str, Bidi.DIRECTION_DEFAULT_RIGHT_TO_LEFT);
    try {
        if (// runCount - 2 (out of range)
        bidi.getRunLevel(-1) != 0 || // runCount - 1
        bidi.getRunLevel(0) != 0 || // runCount     (out of range)
        bidi.getRunLevel(1) != 0 || bidi.getRunLevel(2) != 0) {
            // runCount + 1 (out of range)
            errorHandling("Incorrect getRunLevel() value(s).");
        }
    } catch (Exception e) {
        errorHandling("getRunLevel() should not throw an exception: " + e);
    }
    str = HebrewABC;
    bidi = new Bidi(str, Bidi.DIRECTION_LEFT_TO_RIGHT);
    try {
        if (// runCount - 2 (out of range)
        bidi.getRunLevel(-1) != 0 || // runCount - 1
        bidi.getRunLevel(0) != 1 || // runCount     (out of range)
        bidi.getRunLevel(1) != 0 || bidi.getRunLevel(2) != 0) {
            // runCount + 1 (out of range)
            errorHandling("Incorrect getRunLevel() value(s).");
        }
    } catch (Exception e) {
        errorHandling("getRunLevel() should not throw an exception: " + e);
    }
    str = HebrewABC;
    bidi = new Bidi(str, Bidi.DIRECTION_RIGHT_TO_LEFT);
    try {
        if (// runCount - 2 (out of range)
        bidi.getRunLevel(-1) != 1 || // runCount - 1
        bidi.getRunLevel(0) != 1 || // runCount     (out of range)
        bidi.getRunLevel(1) != 1 || bidi.getRunLevel(2) != 1) {
            // runCount + 1 (out of range)
            errorHandling("Incorrect getRunLevel() value(s).");
        }
    } catch (Exception e) {
        errorHandling("getRunLevel() should not throw an exception: " + e);
    }
    str = HebrewABC;
    bidi = new Bidi(str, Bidi.DIRECTION_DEFAULT_LEFT_TO_RIGHT);
    try {
        if (// runCount - 2 (out of range)
        bidi.getRunLevel(-1) != 1 || // runCount - 1
        bidi.getRunLevel(0) != 1 || // runCount     (out of range)
        bidi.getRunLevel(1) != 1 || bidi.getRunLevel(2) != 1) {
            // runCount + 1 (out of range)
            errorHandling("Incorrect getRunLevel() value(s).");
        }
    } catch (Exception e) {
        errorHandling("getRunLevel() should not throw an exception: " + e);
    }
    str = HebrewABC;
    bidi = new Bidi(str, Bidi.DIRECTION_DEFAULT_RIGHT_TO_LEFT);
    try {
        if (// runCount - 2 (out of range)
        bidi.getRunLevel(-1) != 1 || // runCount - 1
        bidi.getRunLevel(0) != 1 || // runCount     (out of range)
        bidi.getRunLevel(1) != 1 || bidi.getRunLevel(2) != 1) {
            // runCount + 1 (out of range)
            errorHandling("Incorrect getRunLevel() value(s).");
        }
    } catch (Exception e) {
        errorHandling("getRunLevel() should not throw an exception: " + e);
    }
}

Example 13 with Bidi

use of java.text.Bidi in project jdk8u_jdk by JetBrains.

the class AbstractDocument method calculateBidiLevels.

/**
     * Calculate the levels array for a range of paragraphs.
     */
private byte[] calculateBidiLevels(int firstPStart, int lastPEnd) {
    byte[] levels = new byte[lastPEnd - firstPStart];
    int levelsEnd = 0;
    Boolean defaultDirection = null;
    Object d = getProperty(TextAttribute.RUN_DIRECTION);
    if (d instanceof Boolean) {
        defaultDirection = (Boolean) d;
    }
    // levels array and add it to the levels array for the entire span.
    for (int o = firstPStart; o < lastPEnd; ) {
        Element p = getParagraphElement(o);
        int pStart = p.getStartOffset();
        int pEnd = p.getEndOffset();
        // default run direction for the paragraph.  This will be
        // null if there is no direction override specified (i.e.
        // the direction will be determined from the content).
        Boolean direction = defaultDirection;
        d = p.getAttributes().getAttribute(TextAttribute.RUN_DIRECTION);
        if (d instanceof Boolean) {
            direction = (Boolean) d;
        }
        //System.out.println("updateBidi: paragraph start = " + pStart + " paragraph end = " + pEnd);
        // Create a Bidi over this paragraph then get the level
        // array.
        Segment seg = SegmentCache.getSharedSegment();
        try {
            getText(pStart, pEnd - pStart, seg);
        } catch (BadLocationException e) {
            throw new Error("Internal error: " + e.toString());
        }
        // REMIND(bcb) we should really be using a Segment here.
        Bidi bidiAnalyzer;
        int bidiflag = Bidi.DIRECTION_DEFAULT_LEFT_TO_RIGHT;
        if (direction != null) {
            if (TextAttribute.RUN_DIRECTION_LTR.equals(direction)) {
                bidiflag = Bidi.DIRECTION_LEFT_TO_RIGHT;
            } else {
                bidiflag = Bidi.DIRECTION_RIGHT_TO_LEFT;
            }
        }
        bidiAnalyzer = new Bidi(seg.array, seg.offset, null, 0, seg.count, bidiflag);
        BidiUtils.getLevels(bidiAnalyzer, levels, levelsEnd);
        levelsEnd += bidiAnalyzer.getLength();
        o = p.getEndOffset();
        SegmentCache.releaseSharedSegment(seg);
    }
    // REMIND(bcb) remove this code when debugging is done.
    if (levelsEnd != levels.length)
        throw new Error("levelsEnd assertion failed.");
    return levels;
}

Example 14 with Bidi

use of java.text.Bidi in project intellij-community by JetBrains.

the class LineLayout method addRunsNoTabs.

private static void addRunsNoTabs(List<BidiRun> runs, char[] text, int start, int end, int flags) {
    if (start >= end)
        return;
    Bidi bidi = new Bidi(text, start, null, 0, end - start, flags);
    int runCount = bidi.getRunCount();
    for (int i = 0; i < runCount; i++) {
        addOrMergeRun(runs, new BidiRun((byte) bidi.getRunLevel(i), start + bidi.getRunStart(i), start + bidi.getRunLimit(i)));
    }
}

Example 15 with Bidi

use of java.text.Bidi in project ArsMagica2 by Mithion.

the class AM2FontRenderer method bidiReorder.

/**
	 * Apply Unicode Bidirectional Algorithm to string and return a new possibly reordered string for visual rendering.
	 */
private String bidiReorder(String par1Str) {
    if (par1Str != null && Bidi.requiresBidi(par1Str.toCharArray(), 0, par1Str.length())) {
        Bidi bidi = new Bidi(par1Str, -2);
        byte[] abyte = new byte[bidi.getRunCount()];
        String[] astring = new String[abyte.length];
        int i;
        for (int j = 0; j < abyte.length; ++j) {
            int k = bidi.getRunStart(j);
            i = bidi.getRunLimit(j);
            int l = bidi.getRunLevel(j);
            String s1 = par1Str.substring(k, i);
            abyte[j] = (byte) l;
            astring[j] = s1;
        }
        String[] astring1 = (String[]) astring.clone();
        Bidi.reorderVisually(abyte, 0, astring, 0, abyte.length);
        StringBuilder stringbuilder = new StringBuilder();
        i = 0;
        while (i < astring.length) {
            byte b0 = abyte[i];
            int i1 = 0;
            while (true) {
                if (i1 < astring1.length) {
                    if (!astring1[i1].equals(astring[i])) {
                        ++i1;
                        continue;
                    }
                    b0 = abyte[i1];
                }
                if ((b0 & 1) == 0) {
                    stringbuilder.append(astring[i]);
                } else {
                    for (i1 = astring[i].length() - 1; i1 >= 0; --i1) {
                        char c0 = astring[i].charAt(i1);
                        if (c0 == 40) {
                            c0 = 41;
                        } else if (c0 == 41) {
                            c0 = 40;
                        }
                        stringbuilder.append(c0);
                    }
                }
                ++i;
                break;
            }
        }
        return stringbuilder.toString();
    } else {
        return par1Str;
    }
}