Java Code Examples for java.awt.Graphics2D#drawChars()

The following examples show how to use java.awt.Graphics2D#drawChars() . These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source Project: Exam-Online   File: CaptchaUtils.java    License: Apache License 2.0 6 votes vote down vote up
private static void addCaptcha(Graphics2D g2d, String code) {
    int unitWidth = IMG_WIDTH / code.length();
    char[] codeChars = code.toCharArray();
    ThreadLocalRandom random = ThreadLocalRandom.current();
    for (int i=0; i<code.length(); ++i) {
        int x = MARGIN_HORIZONTAL + i * unitWidth;
        int y = MARGIN_VERTICAL + random.nextInt(FONT_SIZE);
        double theta = Math.toRadians(
                random.nextInt(-MAX_ANGEL_OF_ROTATION, MAX_ANGEL_OF_ROTATION));
        g2d.setColor(getRandomColor(MIN_LETTER_COLOR_VAL, MAX_LETTER_COLOR_VAL));
        g2d.setFont(getRandomFont());
        g2d.rotate(theta, x, y);    // 旋转
        g2d.drawChars(codeChars, i, 1, x, y);
        g2d.rotate(-theta, x, y);   // 复原旋转
    }
}
 
Example 2
Source Project: lams   File: CharBox.java    License: GNU General Public License v2.0 6 votes vote down vote up
public void draw(Graphics2D g2, float x, float y) {
    drawDebug(g2, x, y);
    AffineTransform at = g2.getTransform();
    g2.translate(x, y);
    Font font = FontInfo.getFont(cf.fontId);

    if (Math.abs(size - TeXFormula.FONT_SCALE_FACTOR) > TeXFormula.PREC) {
        g2.scale(size / TeXFormula.FONT_SCALE_FACTOR,
                 size / TeXFormula.FONT_SCALE_FACTOR);
    }

    if (g2.getFont() != font) {
        g2.setFont(font);
    }

    arr[0] = cf.c;
    g2.drawChars(arr, 0, 1, 0, 0);
    g2.setTransform(at);
}
 
Example 3
Source Project: amidst   File: GridDrawer.java    License: GNU General Public License v3.0 5 votes vote down vote up
@SuppressWarnings("unused")
private void drawThickTextOutline(Graphics2D g2d) {
	g2d.drawChars(textCache, 0, textBuffer.length(), 12, 15);
	g2d.drawChars(textCache, 0, textBuffer.length(), 12, 19);
	g2d.drawChars(textCache, 0, textBuffer.length(), 8, 15);
	g2d.drawChars(textCache, 0, textBuffer.length(), 8, 19);
}
 
Example 4
Source Project: PolyGlot   File: PComboBox.java    License: MIT License 4 votes vote down vote up
@Override
public void paintComponent(Graphics g) {
    final int buttonWidth = 20;
    boolean enabled = this.isEnabled();
    
    // turn on anti-alias mode
    Graphics2D antiAlias = (Graphics2D) g;
    antiAlias.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
            
    if (enabled) {
        antiAlias.setColor(Color.white);
    } else {
        antiAlias.setColor(Color.decode("#e0e0e4"));
    }
    antiAlias.fillRoundRect(1, 1, getWidth(), getHeight() - 2, 5, 5);
    
    // draw text
    if (enabled) {
        antiAlias.setColor(Color.black);
    } else {
        antiAlias.setColor(Color.decode("#909090"));
    } 
    Object selectedItem = getSelectedItem();
    String text = selectedItem == null ? "" : selectedItem.toString();
    
    // display default text if appropriate
    if (text.isBlank() && this.getSelectedIndex() == 0) {
        text = defaultText;
        antiAlias.setColor(Color.decode("#909090"));
    }
    
    if (!text.isEmpty()) { // 0 length text makes bounding box explode
        FontMetrics fm = antiAlias.getFontMetrics(getFont());
        Rectangle2D rec = fm.getStringBounds(text, antiAlias);
        int stringW = (int) Math.round(rec.getWidth());
        int stringH = (int) Math.round(rec.getHeight());
        antiAlias.drawChars(text.toCharArray(), 0, text.length(), ((getWidth() - buttonWidth)/2) 
                - (stringW/2), (getHeight() - 9)/2 + stringH/2);
    }
    
    if (enabled) {
        antiAlias.setColor(PGTUtil.COLOR_ENABLED_BG);
    } else {
        antiAlias.setColor(Color.decode("#d0d0d0"));
    }
    antiAlias.fillRect(getWidth() - buttonWidth, 1, buttonWidth, getHeight() - 1);
    
    // draw outline
    if ((mouseOver || this.hasFocus()) && enabled) {
        antiAlias.setColor(Color.black);
    } else 
    {
        antiAlias.setColor(Color.lightGray);
    }
    antiAlias.drawRoundRect(1, 1, getWidth() - 2, getHeight() - 2, 5, 5);
}
 
Example 5
private void modeSpecificDrawLine( Graphics2D g2, String line,
                                   int baseX, int baseY ) {
    /// ABP - keep track of old tform, restore it later
    AffineTransform oldTx = null;
    oldTx = g2.getTransform();
    g2.translate( baseX, baseY );
    g2.transform( getAffineTransform( g2Transform ) );

    switch ( drawMethod ) {
      case DRAW_STRING:
        g2.drawString( line, 0, 0 );
        break;
      case DRAW_CHARS:
        g2.drawChars( line.toCharArray(), 0, line.length(), 0, 0 );
        break;
      case DRAW_BYTES:
        try {
            byte lineBytes[] = line.getBytes( "ISO-8859-1" );
            g2.drawBytes( lineBytes, 0, lineBytes.length, 0, 0 );
        }
        catch ( Exception e ) {
            e.printStackTrace();
        }
        break;
      case DRAW_GLYPHV:
        GlyphVector gv =
          testFont.createGlyphVector( g2.getFontRenderContext(), line );
        g2.drawGlyphVector( gv, (float) 0, (float) 0 );
        break;
      case TL_DRAW:
        TextLayout tl = new TextLayout( line, testFont,
                                        g2.getFontRenderContext() );
        tl.draw( g2, (float) 0, (float) 0 );
        break;
      case GV_OUTLINE:
        GlyphVector gvo =
          testFont.createGlyphVector( g2.getFontRenderContext(), line );
        g2.draw( gvo.getOutline( (float) 0, (float) 0 ));
        break;
      case TL_OUTLINE:
        TextLayout tlo =
          new TextLayout( line, testFont,
                          g2.getFontRenderContext() );
        AffineTransform at = new AffineTransform();
        g2.draw( tlo.getOutline( at ));
    }

    /// ABP - restore old tform
    g2.setTransform ( oldTx );

}
 
Example 6
public void modeSpecificDrawChar( Graphics2D g2, int charCode,
                                  int baseX, int baseY ) {
    GlyphVector gv;
    int oneGlyph[] = { charCode };
    char charArray[] = Character.toChars( charCode );

    FontRenderContext frc = g2.getFontRenderContext();
    AffineTransform oldTX = g2.getTransform();

    /// Create GlyphVector to measure the exact visual advance
    /// Using that number, adjust the position of the character drawn
    if ( textToUse == ALL_GLYPHS )
      gv = testFont.createGlyphVector( frc, oneGlyph );
    else
      gv = testFont.createGlyphVector( frc, charArray );
    Rectangle2D r2d2 = gv.getPixelBounds(frc, 0, 0);
    int shiftedX = baseX;
    // getPixelBounds returns a result in device space.
    // we need to convert back to user space to be able to
    // calculate the shift as baseX is in user space.
    try {
         double pt[] = new double[4];
         pt[0] = r2d2.getX();
         pt[1] = r2d2.getY();
         pt[2] = r2d2.getX()+r2d2.getWidth();
         pt[3] = r2d2.getY()+r2d2.getHeight();
         oldTX.inverseTransform(pt,0,pt,0,2);
         shiftedX = baseX - (int) ( pt[2] / 2 + pt[0] );
    } catch (NoninvertibleTransformException e) {
    }

    /// ABP - keep track of old tform, restore it later

    g2.translate( shiftedX, baseY );
    g2.transform( getAffineTransform( g2Transform ) );

    if ( textToUse == ALL_GLYPHS )
      g2.drawGlyphVector( gv, 0f, 0f );
    else {
        if ( testFont.canDisplay( charCode ))
          g2.setColor( Color.black );
        else {
          g2.setColor( Color.lightGray );
        }

        switch ( drawMethod ) {
          case DRAW_STRING:
            g2.drawString( new String( charArray ), 0, 0 );
            break;
          case DRAW_CHARS:
            g2.drawChars( charArray, 0, 1, 0, 0 );
            break;
          case DRAW_BYTES:
            if ( charCode > 0xff )
              throw new CannotDrawException( DRAW_BYTES_ERROR );
            byte oneByte[] = { (byte) charCode };
            g2.drawBytes( oneByte, 0, 1, 0, 0 );
            break;
          case DRAW_GLYPHV:
            g2.drawGlyphVector( gv, 0f, 0f );
            break;
          case TL_DRAW:
            TextLayout tl = new TextLayout( new String( charArray ), testFont, frc );
            tl.draw( g2, 0f, 0f );
            break;
          case GV_OUTLINE:
            r2d2 = gv.getVisualBounds();
            shiftedX = baseX - (int) ( r2d2.getWidth() / 2 + r2d2.getX() );
            g2.draw( gv.getOutline( 0f, 0f ));
            break;
          case TL_OUTLINE:
            r2d2 = gv.getVisualBounds();
            shiftedX = baseX - (int) ( r2d2.getWidth() / 2 + r2d2.getX() );
            TextLayout tlo =
              new TextLayout( new String( charArray ), testFont,
                              g2.getFontRenderContext() );
            g2.draw( tlo.getOutline( null ));
        }
    }

    /// ABP - restore old tform
    g2.setTransform ( oldTX );
}
 
Example 7
private void modeSpecificDrawLine( Graphics2D g2, String line,
                                   int baseX, int baseY ) {
    /// ABP - keep track of old tform, restore it later
    AffineTransform oldTx = null;
    oldTx = g2.getTransform();
    g2.translate( baseX, baseY );
    g2.transform( getAffineTransform( g2Transform ) );

    switch ( drawMethod ) {
      case DRAW_STRING:
        g2.drawString( line, 0, 0 );
        break;
      case DRAW_CHARS:
        g2.drawChars( line.toCharArray(), 0, line.length(), 0, 0 );
        break;
      case DRAW_BYTES:
        try {
            byte lineBytes[] = line.getBytes( "ISO-8859-1" );
            g2.drawBytes( lineBytes, 0, lineBytes.length, 0, 0 );
        }
        catch ( Exception e ) {
            e.printStackTrace();
        }
        break;
      case DRAW_GLYPHV:
        GlyphVector gv =
          testFont.createGlyphVector( g2.getFontRenderContext(), line );
        g2.drawGlyphVector( gv, (float) 0, (float) 0 );
        break;
      case TL_DRAW:
        TextLayout tl = new TextLayout( line, testFont,
                                        g2.getFontRenderContext() );
        tl.draw( g2, (float) 0, (float) 0 );
        break;
      case GV_OUTLINE:
        GlyphVector gvo =
          testFont.createGlyphVector( g2.getFontRenderContext(), line );
        g2.draw( gvo.getOutline( (float) 0, (float) 0 ));
        break;
      case TL_OUTLINE:
        TextLayout tlo =
          new TextLayout( line, testFont,
                          g2.getFontRenderContext() );
        AffineTransform at = new AffineTransform();
        g2.draw( tlo.getOutline( at ));
    }

    /// ABP - restore old tform
    g2.setTransform ( oldTx );

}
 
Example 8
private void modeSpecificDrawLine( Graphics2D g2, String line,
                                   int baseX, int baseY ) {
    /// ABP - keep track of old tform, restore it later
    AffineTransform oldTx = null;
    oldTx = g2.getTransform();
    g2.translate( baseX, baseY );
    g2.transform( getAffineTransform( g2Transform ) );

    switch ( drawMethod ) {
      case DRAW_STRING:
        g2.drawString( line, 0, 0 );
        break;
      case DRAW_CHARS:
        g2.drawChars( line.toCharArray(), 0, line.length(), 0, 0 );
        break;
      case DRAW_BYTES:
        try {
            byte lineBytes[] = line.getBytes( "ISO-8859-1" );
            g2.drawBytes( lineBytes, 0, lineBytes.length, 0, 0 );
        }
        catch ( Exception e ) {
            e.printStackTrace();
        }
        break;
      case DRAW_GLYPHV:
        GlyphVector gv =
          testFont.createGlyphVector( g2.getFontRenderContext(), line );
        g2.drawGlyphVector( gv, (float) 0, (float) 0 );
        break;
      case TL_DRAW:
        TextLayout tl = new TextLayout( line, testFont,
                                        g2.getFontRenderContext() );
        tl.draw( g2, (float) 0, (float) 0 );
        break;
      case GV_OUTLINE:
        GlyphVector gvo =
          testFont.createGlyphVector( g2.getFontRenderContext(), line );
        g2.draw( gvo.getOutline( (float) 0, (float) 0 ));
        break;
      case TL_OUTLINE:
        TextLayout tlo =
          new TextLayout( line, testFont,
                          g2.getFontRenderContext() );
        AffineTransform at = new AffineTransform();
        g2.draw( tlo.getOutline( at ));
    }

    /// ABP - restore old tform
    g2.setTransform ( oldTx );

}
 
Example 9
Source Project: jdk8u60   File: FontPanel.java    License: GNU General Public License v2.0 4 votes vote down vote up
private void modeSpecificDrawLine( Graphics2D g2, String line,
                                   int baseX, int baseY ) {
    /// ABP - keep track of old tform, restore it later
    AffineTransform oldTx = null;
    oldTx = g2.getTransform();
    g2.translate( baseX, baseY );
    g2.transform( getAffineTransform( g2Transform ) );

    switch ( drawMethod ) {
      case DRAW_STRING:
        g2.drawString( line, 0, 0 );
        break;
      case DRAW_CHARS:
        g2.drawChars( line.toCharArray(), 0, line.length(), 0, 0 );
        break;
      case DRAW_BYTES:
        try {
            byte lineBytes[] = line.getBytes( "ISO-8859-1" );
            g2.drawBytes( lineBytes, 0, lineBytes.length, 0, 0 );
        }
        catch ( Exception e ) {
            e.printStackTrace();
        }
        break;
      case DRAW_GLYPHV:
        GlyphVector gv =
          testFont.createGlyphVector( g2.getFontRenderContext(), line );
        g2.drawGlyphVector( gv, (float) 0, (float) 0 );
        break;
      case TL_DRAW:
        TextLayout tl = new TextLayout( line, testFont,
                                        g2.getFontRenderContext() );
        tl.draw( g2, (float) 0, (float) 0 );
        break;
      case GV_OUTLINE:
        GlyphVector gvo =
          testFont.createGlyphVector( g2.getFontRenderContext(), line );
        g2.draw( gvo.getOutline( (float) 0, (float) 0 ));
        break;
      case TL_OUTLINE:
        TextLayout tlo =
          new TextLayout( line, testFont,
                          g2.getFontRenderContext() );
        AffineTransform at = new AffineTransform();
        g2.draw( tlo.getOutline( at ));
    }

    /// ABP - restore old tform
    g2.setTransform ( oldTx );

}
 
Example 10
public void modeSpecificDrawChar( Graphics2D g2, int charCode,
                                  int baseX, int baseY ) {
    GlyphVector gv;
    int oneGlyph[] = { charCode };
    char charArray[] = Character.toChars( charCode );

    FontRenderContext frc = g2.getFontRenderContext();
    AffineTransform oldTX = g2.getTransform();

    /// Create GlyphVector to measure the exact visual advance
    /// Using that number, adjust the position of the character drawn
    if ( textToUse == ALL_GLYPHS )
      gv = testFont.createGlyphVector( frc, oneGlyph );
    else
      gv = testFont.createGlyphVector( frc, charArray );
    Rectangle2D r2d2 = gv.getPixelBounds(frc, 0, 0);
    int shiftedX = baseX;
    // getPixelBounds returns a result in device space.
    // we need to convert back to user space to be able to
    // calculate the shift as baseX is in user space.
    try {
         double pt[] = new double[4];
         pt[0] = r2d2.getX();
         pt[1] = r2d2.getY();
         pt[2] = r2d2.getX()+r2d2.getWidth();
         pt[3] = r2d2.getY()+r2d2.getHeight();
         oldTX.inverseTransform(pt,0,pt,0,2);
         shiftedX = baseX - (int) ( pt[2] / 2 + pt[0] );
    } catch (NoninvertibleTransformException e) {
    }

    /// ABP - keep track of old tform, restore it later

    g2.translate( shiftedX, baseY );
    g2.transform( getAffineTransform( g2Transform ) );

    if ( textToUse == ALL_GLYPHS )
      g2.drawGlyphVector( gv, 0f, 0f );
    else {
        if ( testFont.canDisplay( charCode ))
          g2.setColor( Color.black );
        else {
          g2.setColor( Color.lightGray );
        }

        switch ( drawMethod ) {
          case DRAW_STRING:
            g2.drawString( new String( charArray ), 0, 0 );
            break;
          case DRAW_CHARS:
            g2.drawChars( charArray, 0, 1, 0, 0 );
            break;
          case DRAW_BYTES:
            if ( charCode > 0xff )
              throw new CannotDrawException( DRAW_BYTES_ERROR );
            byte oneByte[] = { (byte) charCode };
            g2.drawBytes( oneByte, 0, 1, 0, 0 );
            break;
          case DRAW_GLYPHV:
            g2.drawGlyphVector( gv, 0f, 0f );
            break;
          case TL_DRAW:
            TextLayout tl = new TextLayout( new String( charArray ), testFont, frc );
            tl.draw( g2, 0f, 0f );
            break;
          case GV_OUTLINE:
            r2d2 = gv.getVisualBounds();
            shiftedX = baseX - (int) ( r2d2.getWidth() / 2 + r2d2.getX() );
            g2.draw( gv.getOutline( 0f, 0f ));
            break;
          case TL_OUTLINE:
            r2d2 = gv.getVisualBounds();
            shiftedX = baseX - (int) ( r2d2.getWidth() / 2 + r2d2.getX() );
            TextLayout tlo =
              new TextLayout( new String( charArray ), testFont,
                              g2.getFontRenderContext() );
            g2.draw( tlo.getOutline( null ));
        }
    }

    /// ABP - restore old tform
    g2.setTransform ( oldTX );
}
 
Example 11
private void modeSpecificDrawLine( Graphics2D g2, String line,
                                   int baseX, int baseY ) {
    /// ABP - keep track of old tform, restore it later
    AffineTransform oldTx = null;
    oldTx = g2.getTransform();
    g2.translate( baseX, baseY );
    g2.transform( getAffineTransform( g2Transform ) );

    switch ( drawMethod ) {
      case DRAW_STRING:
        g2.drawString( line, 0, 0 );
        break;
      case DRAW_CHARS:
        g2.drawChars( line.toCharArray(), 0, line.length(), 0, 0 );
        break;
      case DRAW_BYTES:
        try {
            byte lineBytes[] = line.getBytes( "ISO-8859-1" );
            g2.drawBytes( lineBytes, 0, lineBytes.length, 0, 0 );
        }
        catch ( Exception e ) {
            e.printStackTrace();
        }
        break;
      case DRAW_GLYPHV:
        GlyphVector gv =
          testFont.createGlyphVector( g2.getFontRenderContext(), line );
        g2.drawGlyphVector( gv, (float) 0, (float) 0 );
        break;
      case TL_DRAW:
        TextLayout tl = new TextLayout( line, testFont,
                                        g2.getFontRenderContext() );
        tl.draw( g2, (float) 0, (float) 0 );
        break;
      case GV_OUTLINE:
        GlyphVector gvo =
          testFont.createGlyphVector( g2.getFontRenderContext(), line );
        g2.draw( gvo.getOutline( (float) 0, (float) 0 ));
        break;
      case TL_OUTLINE:
        TextLayout tlo =
          new TextLayout( line, testFont,
                          g2.getFontRenderContext() );
        AffineTransform at = new AffineTransform();
        g2.draw( tlo.getOutline( at ));
    }

    /// ABP - restore old tform
    g2.setTransform ( oldTx );

}
 
Example 12
public void modeSpecificDrawChar( Graphics2D g2, int charCode,
                                  int baseX, int baseY ) {
    GlyphVector gv;
    int oneGlyph[] = { charCode };
    char charArray[] = Character.toChars( charCode );

    FontRenderContext frc = g2.getFontRenderContext();
    AffineTransform oldTX = g2.getTransform();

    /// Create GlyphVector to measure the exact visual advance
    /// Using that number, adjust the position of the character drawn
    if ( textToUse == ALL_GLYPHS )
      gv = testFont.createGlyphVector( frc, oneGlyph );
    else
      gv = testFont.createGlyphVector( frc, charArray );
    Rectangle2D r2d2 = gv.getPixelBounds(frc, 0, 0);
    int shiftedX = baseX;
    // getPixelBounds returns a result in device space.
    // we need to convert back to user space to be able to
    // calculate the shift as baseX is in user space.
    try {
         double pt[] = new double[4];
         pt[0] = r2d2.getX();
         pt[1] = r2d2.getY();
         pt[2] = r2d2.getX()+r2d2.getWidth();
         pt[3] = r2d2.getY()+r2d2.getHeight();
         oldTX.inverseTransform(pt,0,pt,0,2);
         shiftedX = baseX - (int) ( pt[2] / 2 + pt[0] );
    } catch (NoninvertibleTransformException e) {
    }

    /// ABP - keep track of old tform, restore it later

    g2.translate( shiftedX, baseY );
    g2.transform( getAffineTransform( g2Transform ) );

    if ( textToUse == ALL_GLYPHS )
      g2.drawGlyphVector( gv, 0f, 0f );
    else {
        if ( testFont.canDisplay( charCode ))
          g2.setColor( Color.black );
        else {
          g2.setColor( Color.lightGray );
        }

        switch ( drawMethod ) {
          case DRAW_STRING:
            g2.drawString( new String( charArray ), 0, 0 );
            break;
          case DRAW_CHARS:
            g2.drawChars( charArray, 0, 1, 0, 0 );
            break;
          case DRAW_BYTES:
            if ( charCode > 0xff )
              throw new CannotDrawException( DRAW_BYTES_ERROR );
            byte oneByte[] = { (byte) charCode };
            g2.drawBytes( oneByte, 0, 1, 0, 0 );
            break;
          case DRAW_GLYPHV:
            g2.drawGlyphVector( gv, 0f, 0f );
            break;
          case TL_DRAW:
            TextLayout tl = new TextLayout( new String( charArray ), testFont, frc );
            tl.draw( g2, 0f, 0f );
            break;
          case GV_OUTLINE:
            r2d2 = gv.getVisualBounds();
            shiftedX = baseX - (int) ( r2d2.getWidth() / 2 + r2d2.getX() );
            g2.draw( gv.getOutline( 0f, 0f ));
            break;
          case TL_OUTLINE:
            r2d2 = gv.getVisualBounds();
            shiftedX = baseX - (int) ( r2d2.getWidth() / 2 + r2d2.getX() );
            TextLayout tlo =
              new TextLayout( new String( charArray ), testFont,
                              g2.getFontRenderContext() );
            g2.draw( tlo.getOutline( null ));
        }
    }

    /// ABP - restore old tform
    g2.setTransform ( oldTX );
}
 
Example 13
private static void runTest() {
    im = new BufferedImage(W, H, BufferedImage.TYPE_INT_RGB);
    Graphics2D g2d = im.createGraphics();
    g2d.setColor(Color.white);
    g2d.fillRect(0, 0, W, H);
    g2d.setColor(Color.black);
    g2d.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING,
                         RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
    char[] chs = "Sample Text.".toCharArray();
    int len = chs.length;

    int x = 50, y = 100;

    FontRenderContext frc = g2d.getFontRenderContext();
    Font plain = new Font("Serif", Font.PLAIN, 48);
    GlyphVector pgv = plain.layoutGlyphVector(frc, chs, 0, len, 0);
    g2d.setFont(plain);
    g2d.drawChars(chs, 0, len, x, y); y +=50;

    g2d.drawGlyphVector(pgv, x, y); y += 50;
    Rectangle2D plainStrBounds = plain.getStringBounds(chs, 0, len, frc);
    Rectangle2D plainGVBounds = pgv.getLogicalBounds();
    Font bold = new Font("Serif", Font.BOLD, 48);
    GlyphVector bgv = bold.layoutGlyphVector(frc, chs, 0, len, 0);
    Rectangle2D boldStrBounds = bold.getStringBounds(chs, 0, len, frc);
    Rectangle2D boldGVBounds = bgv.getLogicalBounds();
    g2d.setFont(bold);
    g2d.drawChars(chs, 0, len, x, y); y +=50;
    g2d.drawGlyphVector(bgv, x, y);
    System.out.println("Plain String Bounds = " + plainStrBounds);
    System.out.println("Bold String Bounds = " + boldStrBounds);
    System.out.println("Plain GlyphVector Bounds = " + plainGVBounds);
    System.out.println("Bold GlyphVector Bounds = " + boldGVBounds);
    if (!plainStrBounds.equals(boldStrBounds) &&
         plainGVBounds.equals(boldGVBounds))
    {
        System.out.println("Test failed: Plain GV bounds same as Bold");
        if (!interactive) {
            throw new RuntimeException("Plain GV bounds same as Bold");
        }
    }

}
 
Example 14
public void modeSpecificDrawChar( Graphics2D g2, int charCode,
                                  int baseX, int baseY ) {
    GlyphVector gv;
    int oneGlyph[] = { charCode };
    char charArray[] = Character.toChars( charCode );

    FontRenderContext frc = g2.getFontRenderContext();
    AffineTransform oldTX = g2.getTransform();

    /// Create GlyphVector to measure the exact visual advance
    /// Using that number, adjust the position of the character drawn
    if ( textToUse == ALL_GLYPHS )
      gv = testFont.createGlyphVector( frc, oneGlyph );
    else
      gv = testFont.createGlyphVector( frc, charArray );
    Rectangle2D r2d2 = gv.getPixelBounds(frc, 0, 0);
    int shiftedX = baseX;
    // getPixelBounds returns a result in device space.
    // we need to convert back to user space to be able to
    // calculate the shift as baseX is in user space.
    try {
         double pt[] = new double[4];
         pt[0] = r2d2.getX();
         pt[1] = r2d2.getY();
         pt[2] = r2d2.getX()+r2d2.getWidth();
         pt[3] = r2d2.getY()+r2d2.getHeight();
         oldTX.inverseTransform(pt,0,pt,0,2);
         shiftedX = baseX - (int) ( pt[2] / 2 + pt[0] );
    } catch (NoninvertibleTransformException e) {
    }

    /// ABP - keep track of old tform, restore it later

    g2.translate( shiftedX, baseY );
    g2.transform( getAffineTransform( g2Transform ) );

    if ( textToUse == ALL_GLYPHS )
      g2.drawGlyphVector( gv, 0f, 0f );
    else {
        if ( testFont.canDisplay( charCode ))
          g2.setColor( Color.black );
        else {
          g2.setColor( Color.lightGray );
        }

        switch ( drawMethod ) {
          case DRAW_STRING:
            g2.drawString( new String( charArray ), 0, 0 );
            break;
          case DRAW_CHARS:
            g2.drawChars( charArray, 0, 1, 0, 0 );
            break;
          case DRAW_BYTES:
            if ( charCode > 0xff )
              throw new CannotDrawException( DRAW_BYTES_ERROR );
            byte oneByte[] = { (byte) charCode };
            g2.drawBytes( oneByte, 0, 1, 0, 0 );
            break;
          case DRAW_GLYPHV:
            g2.drawGlyphVector( gv, 0f, 0f );
            break;
          case TL_DRAW:
            TextLayout tl = new TextLayout( new String( charArray ), testFont, frc );
            tl.draw( g2, 0f, 0f );
            break;
          case GV_OUTLINE:
            r2d2 = gv.getVisualBounds();
            shiftedX = baseX - (int) ( r2d2.getWidth() / 2 + r2d2.getX() );
            g2.draw( gv.getOutline( 0f, 0f ));
            break;
          case TL_OUTLINE:
            r2d2 = gv.getVisualBounds();
            shiftedX = baseX - (int) ( r2d2.getWidth() / 2 + r2d2.getX() );
            TextLayout tlo =
              new TextLayout( new String( charArray ), testFont,
                              g2.getFontRenderContext() );
            g2.draw( tlo.getOutline( null ));
        }
    }

    /// ABP - restore old tform
    g2.setTransform ( oldTX );
}
 
Example 15
Source Project: PolyGlot   File: PCheckedComboBox.java    License: MIT License 4 votes vote down vote up
@Override
public void paintComponent(Graphics g) {
    final int buttonWidth = 20;
    boolean enabled = this.isEnabled();
    
    // turn on anti-alias mode
    Graphics2D antiAlias = (Graphics2D) g;
    antiAlias.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
            
    if (enabled) {
        antiAlias.setColor(Color.white);
    } else {
        antiAlias.setColor(Color.decode("#e0e0e4"));
    }
    
    antiAlias.fillRoundRect(1, 1, getWidth(), getHeight() - 2, 5, 5);
    
    if (enabled) {
        antiAlias.setColor(PGTUtil.COLOR_ENABLED_BG);
    } else {
        antiAlias.setColor(Color.decode("#d0d0d0"));
    }
    antiAlias.fillRect(getWidth() - buttonWidth, 1, buttonWidth, getHeight() - 1);
    
    if ((mouseOver || this.hasFocus()) && enabled) {
        antiAlias.setColor(Color.black);
    } else 
    {
        antiAlias.setColor(Color.lightGray);
    }
    antiAlias.drawRoundRect(1, 1, getWidth() - 2, getHeight() - 2, 5, 5);
    
    if (enabled) {
        antiAlias.setColor(Color.black);
    } else {
        antiAlias.setColor(Color.decode("#909090"));
    }
    
    String text = getCheckedItemString();
    if (!text.isEmpty()) { // 0 length text makes bounding box explode
        FontMetrics fm = antiAlias.getFontMetrics(getFont());
        Rectangle2D rec = fm.getStringBounds(text, antiAlias);
        int stringW = (int) Math.round(rec.getWidth());
        int stringH = (int) Math.round(rec.getHeight());
        antiAlias.drawChars(text.toCharArray(), 0, text.length(), ((getWidth() - buttonWidth)/2) 
                - (stringW/2), (getHeight() - 9)/2 + stringH/2);
    }
}
 
Example 16
Source Project: amidst   File: GridDrawer.java    License: GNU General Public License v3.0 4 votes vote down vote up
@CalledOnlyBy(AmidstThread.EDT)
private void drawTextOutline(Graphics2D g2d) {
	g2d.setColor(Color.white);
	g2d.drawChars(textCache, 0, textBuffer.length(), 10, 17);
}
 
Example 17
private void modeSpecificDrawLine( Graphics2D g2, String line,
                                   int baseX, int baseY ) {
    /// ABP - keep track of old tform, restore it later
    AffineTransform oldTx = null;
    oldTx = g2.getTransform();
    g2.translate( baseX, baseY );
    g2.transform( getAffineTransform( g2Transform ) );

    switch ( drawMethod ) {
      case DRAW_STRING:
        g2.drawString( line, 0, 0 );
        break;
      case DRAW_CHARS:
        g2.drawChars( line.toCharArray(), 0, line.length(), 0, 0 );
        break;
      case DRAW_BYTES:
        try {
            byte lineBytes[] = line.getBytes( "ISO-8859-1" );
            g2.drawBytes( lineBytes, 0, lineBytes.length, 0, 0 );
        }
        catch ( Exception e ) {
            e.printStackTrace();
        }
        break;
      case DRAW_GLYPHV:
        GlyphVector gv =
          testFont.createGlyphVector( g2.getFontRenderContext(), line );
        g2.drawGlyphVector( gv, (float) 0, (float) 0 );
        break;
      case TL_DRAW:
        TextLayout tl = new TextLayout( line, testFont,
                                        g2.getFontRenderContext() );
        tl.draw( g2, (float) 0, (float) 0 );
        break;
      case GV_OUTLINE:
        GlyphVector gvo =
          testFont.createGlyphVector( g2.getFontRenderContext(), line );
        g2.draw( gvo.getOutline( (float) 0, (float) 0 ));
        break;
      case TL_OUTLINE:
        TextLayout tlo =
          new TextLayout( line, testFont,
                          g2.getFontRenderContext() );
        AffineTransform at = new AffineTransform();
        g2.draw( tlo.getOutline( at ));
    }

    /// ABP - restore old tform
    g2.setTransform ( oldTx );

}
 
Example 18
Source Project: hottub   File: FontPanel.java    License: GNU General Public License v2.0 4 votes vote down vote up
public void modeSpecificDrawChar( Graphics2D g2, int charCode,
                                  int baseX, int baseY ) {
    GlyphVector gv;
    int oneGlyph[] = { charCode };
    char charArray[] = Character.toChars( charCode );

    FontRenderContext frc = g2.getFontRenderContext();
    AffineTransform oldTX = g2.getTransform();

    /// Create GlyphVector to measure the exact visual advance
    /// Using that number, adjust the position of the character drawn
    if ( textToUse == ALL_GLYPHS )
      gv = testFont.createGlyphVector( frc, oneGlyph );
    else
      gv = testFont.createGlyphVector( frc, charArray );
    Rectangle2D r2d2 = gv.getPixelBounds(frc, 0, 0);
    int shiftedX = baseX;
    // getPixelBounds returns a result in device space.
    // we need to convert back to user space to be able to
    // calculate the shift as baseX is in user space.
    try {
         double pt[] = new double[4];
         pt[0] = r2d2.getX();
         pt[1] = r2d2.getY();
         pt[2] = r2d2.getX()+r2d2.getWidth();
         pt[3] = r2d2.getY()+r2d2.getHeight();
         oldTX.inverseTransform(pt,0,pt,0,2);
         shiftedX = baseX - (int) ( pt[2] / 2 + pt[0] );
    } catch (NoninvertibleTransformException e) {
    }

    /// ABP - keep track of old tform, restore it later

    g2.translate( shiftedX, baseY );
    g2.transform( getAffineTransform( g2Transform ) );

    if ( textToUse == ALL_GLYPHS )
      g2.drawGlyphVector( gv, 0f, 0f );
    else {
        if ( testFont.canDisplay( charCode ))
          g2.setColor( Color.black );
        else {
          g2.setColor( Color.lightGray );
        }

        switch ( drawMethod ) {
          case DRAW_STRING:
            g2.drawString( new String( charArray ), 0, 0 );
            break;
          case DRAW_CHARS:
            g2.drawChars( charArray, 0, 1, 0, 0 );
            break;
          case DRAW_BYTES:
            if ( charCode > 0xff )
              throw new CannotDrawException( DRAW_BYTES_ERROR );
            byte oneByte[] = { (byte) charCode };
            g2.drawBytes( oneByte, 0, 1, 0, 0 );
            break;
          case DRAW_GLYPHV:
            g2.drawGlyphVector( gv, 0f, 0f );
            break;
          case TL_DRAW:
            TextLayout tl = new TextLayout( new String( charArray ), testFont, frc );
            tl.draw( g2, 0f, 0f );
            break;
          case GV_OUTLINE:
            r2d2 = gv.getVisualBounds();
            shiftedX = baseX - (int) ( r2d2.getWidth() / 2 + r2d2.getX() );
            g2.draw( gv.getOutline( 0f, 0f ));
            break;
          case TL_OUTLINE:
            r2d2 = gv.getVisualBounds();
            shiftedX = baseX - (int) ( r2d2.getWidth() / 2 + r2d2.getX() );
            TextLayout tlo =
              new TextLayout( new String( charArray ), testFont,
                              g2.getFontRenderContext() );
            g2.draw( tlo.getOutline( null ));
        }
    }

    /// ABP - restore old tform
    g2.setTransform ( oldTX );
}
 
Example 19
Source Project: hottub   File: FontPanel.java    License: GNU General Public License v2.0 4 votes vote down vote up
private void modeSpecificDrawLine( Graphics2D g2, String line,
                                   int baseX, int baseY ) {
    /// ABP - keep track of old tform, restore it later
    AffineTransform oldTx = null;
    oldTx = g2.getTransform();
    g2.translate( baseX, baseY );
    g2.transform( getAffineTransform( g2Transform ) );

    switch ( drawMethod ) {
      case DRAW_STRING:
        g2.drawString( line, 0, 0 );
        break;
      case DRAW_CHARS:
        g2.drawChars( line.toCharArray(), 0, line.length(), 0, 0 );
        break;
      case DRAW_BYTES:
        try {
            byte lineBytes[] = line.getBytes( "ISO-8859-1" );
            g2.drawBytes( lineBytes, 0, lineBytes.length, 0, 0 );
        }
        catch ( Exception e ) {
            e.printStackTrace();
        }
        break;
      case DRAW_GLYPHV:
        GlyphVector gv =
          testFont.createGlyphVector( g2.getFontRenderContext(), line );
        g2.drawGlyphVector( gv, (float) 0, (float) 0 );
        break;
      case TL_DRAW:
        TextLayout tl = new TextLayout( line, testFont,
                                        g2.getFontRenderContext() );
        tl.draw( g2, (float) 0, (float) 0 );
        break;
      case GV_OUTLINE:
        GlyphVector gvo =
          testFont.createGlyphVector( g2.getFontRenderContext(), line );
        g2.draw( gvo.getOutline( (float) 0, (float) 0 ));
        break;
      case TL_OUTLINE:
        TextLayout tlo =
          new TextLayout( line, testFont,
                          g2.getFontRenderContext() );
        AffineTransform at = new AffineTransform();
        g2.draw( tlo.getOutline( at ));
    }

    /// ABP - restore old tform
    g2.setTransform ( oldTx );

}
 
Example 20
public void modeSpecificDrawChar( Graphics2D g2, int charCode,
                                  int baseX, int baseY ) {
    GlyphVector gv;
    int oneGlyph[] = { charCode };
    char charArray[] = Character.toChars( charCode );

    FontRenderContext frc = g2.getFontRenderContext();
    AffineTransform oldTX = g2.getTransform();

    /// Create GlyphVector to measure the exact visual advance
    /// Using that number, adjust the position of the character drawn
    if ( textToUse == ALL_GLYPHS )
      gv = testFont.createGlyphVector( frc, oneGlyph );
    else
      gv = testFont.createGlyphVector( frc, charArray );
    Rectangle2D r2d2 = gv.getPixelBounds(frc, 0, 0);
    int shiftedX = baseX;
    // getPixelBounds returns a result in device space.
    // we need to convert back to user space to be able to
    // calculate the shift as baseX is in user space.
    try {
         double pt[] = new double[4];
         pt[0] = r2d2.getX();
         pt[1] = r2d2.getY();
         pt[2] = r2d2.getX()+r2d2.getWidth();
         pt[3] = r2d2.getY()+r2d2.getHeight();
         oldTX.inverseTransform(pt,0,pt,0,2);
         shiftedX = baseX - (int) ( pt[2] / 2 + pt[0] );
    } catch (NoninvertibleTransformException e) {
    }

    /// ABP - keep track of old tform, restore it later

    g2.translate( shiftedX, baseY );
    g2.transform( getAffineTransform( g2Transform ) );

    if ( textToUse == ALL_GLYPHS )
      g2.drawGlyphVector( gv, 0f, 0f );
    else {
        if ( testFont.canDisplay( charCode ))
          g2.setColor( Color.black );
        else {
          g2.setColor( Color.lightGray );
        }

        switch ( drawMethod ) {
          case DRAW_STRING:
            g2.drawString( new String( charArray ), 0, 0 );
            break;
          case DRAW_CHARS:
            g2.drawChars( charArray, 0, 1, 0, 0 );
            break;
          case DRAW_BYTES:
            if ( charCode > 0xff )
              throw new CannotDrawException( DRAW_BYTES_ERROR );
            byte oneByte[] = { (byte) charCode };
            g2.drawBytes( oneByte, 0, 1, 0, 0 );
            break;
          case DRAW_GLYPHV:
            g2.drawGlyphVector( gv, 0f, 0f );
            break;
          case TL_DRAW:
            TextLayout tl = new TextLayout( new String( charArray ), testFont, frc );
            tl.draw( g2, 0f, 0f );
            break;
          case GV_OUTLINE:
            r2d2 = gv.getVisualBounds();
            shiftedX = baseX - (int) ( r2d2.getWidth() / 2 + r2d2.getX() );
            g2.draw( gv.getOutline( 0f, 0f ));
            break;
          case TL_OUTLINE:
            r2d2 = gv.getVisualBounds();
            shiftedX = baseX - (int) ( r2d2.getWidth() / 2 + r2d2.getX() );
            TextLayout tlo =
              new TextLayout( new String( charArray ), testFont,
                              g2.getFontRenderContext() );
            g2.draw( tlo.getOutline( null ));
        }
    }

    /// ABP - restore old tform
    g2.setTransform ( oldTX );
}