java.awt.font.GlyphMetrics Java Examples

public GlyphMetrics getGlyphMetrics(int ix) {
    if (ix < 0 || ix >= glyphs.length) {
        throw new IndexOutOfBoundsException("ix = " + ix);
    }

    Rectangle2D vb = getGlyphVisualBounds(ix).getBounds2D();
    Point2D pt = getGlyphPosition(ix);
    vb.setRect(vb.getMinX() - pt.getX(),
               vb.getMinY() - pt.getY(),
               vb.getWidth(),
               vb.getHeight());
    Point2D.Float adv =
        getGlyphStrike(ix).strike.getGlyphMetrics(glyphs[ix]);
    GlyphMetrics gm = new GlyphMetrics(true, adv.x, adv.y,
                                       vb,
                                       GlyphMetrics.STANDARD);
    return gm;
}
 

public GlyphMetrics getGlyphMetrics(int ix) {
    if (ix < 0 || ix >= glyphs.length) {
        throw new IndexOutOfBoundsException("ix = " + ix);
    }

    Rectangle2D vb = getGlyphVisualBounds(ix).getBounds2D();
    Point2D pt = getGlyphPosition(ix);
    vb.setRect(vb.getMinX() - pt.getX(),
               vb.getMinY() - pt.getY(),
               vb.getWidth(),
               vb.getHeight());
    Point2D.Float adv =
        getGlyphStrike(ix).strike.getGlyphMetrics(glyphs[ix]);
    GlyphMetrics gm = new GlyphMetrics(true, adv.x, adv.y,
                                       vb,
                                       GlyphMetrics.STANDARD);
    return gm;
}
 

public GlyphMetrics getGlyphMetrics(int ix) {
    if (ix < 0 || ix >= glyphs.length) {
        throw new IndexOutOfBoundsException("ix = " + ix);
    }

    Rectangle2D vb = getGlyphVisualBounds(ix).getBounds2D();
    Point2D pt = getGlyphPosition(ix);
    vb.setRect(vb.getMinX() - pt.getX(),
               vb.getMinY() - pt.getY(),
               vb.getWidth(),
               vb.getHeight());
    Point2D.Float adv =
        getGlyphStrike(ix).strike.getGlyphMetrics(glyphs[ix]);
    GlyphMetrics gm = new GlyphMetrics(true, adv.x, adv.y,
                                       vb,
                                       GlyphMetrics.STANDARD);
    return gm;
}
 

public GlyphMetrics getGlyphMetrics(int ix) {
    if (ix < 0 || ix >= glyphs.length) {
        throw new IndexOutOfBoundsException("ix = " + ix);
    }

    Rectangle2D vb = getGlyphVisualBounds(ix).getBounds2D();
    Point2D pt = getGlyphPosition(ix);
    vb.setRect(vb.getMinX() - pt.getX(),
               vb.getMinY() - pt.getY(),
               vb.getWidth(),
               vb.getHeight());
    Point2D.Float adv =
        getGlyphStrike(ix).strike.getGlyphMetrics(glyphs[ix]);
    GlyphMetrics gm = new GlyphMetrics(true, adv.x, adv.y,
                                       vb,
                                       GlyphMetrics.STANDARD);
    return gm;
}
 

public GlyphMetrics getGlyphMetrics(int ix) {
    if (ix < 0 || ix >= glyphs.length) {
        throw new IndexOutOfBoundsException("ix = " + ix);
    }

    Rectangle2D vb = getGlyphVisualBounds(ix).getBounds2D();
    Point2D pt = getGlyphPosition(ix);
    vb.setRect(vb.getMinX() - pt.getX(),
               vb.getMinY() - pt.getY(),
               vb.getWidth(),
               vb.getHeight());
    Point2D.Float adv =
        getGlyphStrike(ix).strike.getGlyphMetrics(glyphs[ix]);
    GlyphMetrics gm = new GlyphMetrics(true, adv.x, adv.y,
                                       vb,
                                       GlyphMetrics.STANDARD);
    return gm;
}
 

public GlyphMetrics getGlyphMetrics(int ix) {
    if (ix < 0 || ix >= glyphs.length) {
        throw new IndexOutOfBoundsException("ix = " + ix);
    }

    Rectangle2D vb = getGlyphVisualBounds(ix).getBounds2D();
    Point2D pt = getGlyphPosition(ix);
    vb.setRect(vb.getMinX() - pt.getX(),
               vb.getMinY() - pt.getY(),
               vb.getWidth(),
               vb.getHeight());
    Point2D.Float adv =
        getGlyphStrike(ix).strike.getGlyphMetrics(glyphs[ix]);
    GlyphMetrics gm = new GlyphMetrics(true, adv.x, adv.y,
                                       vb,
                                       GlyphMetrics.STANDARD);
    return gm;
}
 

public GlyphMetrics getGlyphMetrics(int ix) {
    if (ix < 0 || ix >= glyphs.length) {
        throw new IndexOutOfBoundsException("ix = " + ix);
    }

    Rectangle2D vb = getGlyphVisualBounds(ix).getBounds2D();
    Point2D pt = getGlyphPosition(ix);
    vb.setRect(vb.getMinX() - pt.getX(),
               vb.getMinY() - pt.getY(),
               vb.getWidth(),
               vb.getHeight());
    Point2D.Float adv =
        getGlyphStrike(ix).strike.getGlyphMetrics(glyphs[ix]);
    GlyphMetrics gm = new GlyphMetrics(true, adv.x, adv.y,
                                       vb,
                                       GlyphMetrics.STANDARD);
    return gm;
}
 

public GlyphMetrics getGlyphMetrics(int ix) {
    if (ix < 0 || ix >= glyphs.length) {
        throw new IndexOutOfBoundsException("ix = " + ix);
    }

    Rectangle2D vb = getGlyphVisualBounds(ix).getBounds2D();
    Point2D pt = getGlyphPosition(ix);
    vb.setRect(vb.getMinX() - pt.getX(),
               vb.getMinY() - pt.getY(),
               vb.getWidth(),
               vb.getHeight());
    Point2D.Float adv =
        getGlyphStrike(ix).strike.getGlyphMetrics(glyphs[ix]);
    GlyphMetrics gm = new GlyphMetrics(true, adv.x, adv.y,
                                       vb,
                                       GlyphMetrics.STANDARD);
    return gm;
}
 

public GlyphMetrics getGlyphMetrics(int ix) {
    if (ix < 0 || ix >= glyphs.length) {
        throw new IndexOutOfBoundsException("ix = " + ix);
    }

    Rectangle2D vb = getGlyphVisualBounds(ix).getBounds2D();
    Point2D pt = getGlyphPosition(ix);
    vb.setRect(vb.getMinX() - pt.getX(),
               vb.getMinY() - pt.getY(),
               vb.getWidth(),
               vb.getHeight());
    Point2D.Float adv =
        getGlyphStrike(ix).strike.getGlyphMetrics(glyphs[ix]);
    GlyphMetrics gm = new GlyphMetrics(true, adv.x, adv.y,
                                       vb,
                                       GlyphMetrics.STANDARD);
    return gm;
}
 

public GlyphMetrics getGlyphMetrics(int ix) {
    if (ix < 0 || ix >= glyphs.length) {
        throw new IndexOutOfBoundsException("ix = " + ix);
    }

    Rectangle2D vb = getGlyphVisualBounds(ix).getBounds2D();
    Point2D pt = getGlyphPosition(ix);
    vb.setRect(vb.getMinX() - pt.getX(),
               vb.getMinY() - pt.getY(),
               vb.getWidth(),
               vb.getHeight());
    Point2D.Float adv =
        getGlyphStrike(ix).strike.getGlyphMetrics(glyphs[ix]);
    GlyphMetrics gm = new GlyphMetrics(true, adv.x, adv.y,
                                       vb,
                                       GlyphMetrics.STANDARD);
    return gm;
}
 

public GlyphMetrics getGlyphMetrics(int ix) {
    if (ix < 0 || ix >= glyphs.length) {
        throw new IndexOutOfBoundsException("ix = " + ix);
    }

    Rectangle2D vb = getGlyphVisualBounds(ix).getBounds2D();
    Point2D pt = getGlyphPosition(ix);
    vb.setRect(vb.getMinX() - pt.getX(),
               vb.getMinY() - pt.getY(),
               vb.getWidth(),
               vb.getHeight());
    Point2D.Float adv =
        getGlyphStrike(ix).strike.getGlyphMetrics(glyphs[ix]);
    GlyphMetrics gm = new GlyphMetrics(true, adv.x, adv.y,
                                       vb,
                                       GlyphMetrics.STANDARD);
    return gm;
}
 

private static GlyphVector getWrappedGlyphVector(String str, double width, Font font, FontRenderContext frc) {
  Point2D gmPos = new Point2D.Float();
  GlyphVector gv = font.createGlyphVector(frc, str);
  float lineHeight = (float) gv.getLogicalBounds().getHeight();
  float pos = 0f;
  int lineCount = 0;
  GlyphMetrics gm;
  for (int i = 0; i < gv.getNumGlyphs(); i++) {
    gm = gv.getGlyphMetrics(i);
    float advance = gm.getAdvance();
    if (pos < width && width <= pos + advance) {
      lineCount++;
      pos = 0f;
    }
    gmPos.setLocation(pos, lineHeight * lineCount);
    gv.setGlyphPosition(i, gmPos);
    pos += advance;
  }
  return gv;
}
 

public GlyphMetrics getGlyphMetrics(int ix) {
    if (ix < 0 || ix >= glyphs.length) {
        throw new IndexOutOfBoundsException("ix = " + ix);
    }

    Rectangle2D vb = getGlyphVisualBounds(ix).getBounds2D();
    Point2D pt = getGlyphPosition(ix);
    vb.setRect(vb.getMinX() - pt.getX(),
               vb.getMinY() - pt.getY(),
               vb.getWidth(),
               vb.getHeight());
    Point2D.Float adv =
        getGlyphStrike(ix).strike.getGlyphMetrics(glyphs[ix]);
    GlyphMetrics gm = new GlyphMetrics(true, adv.x, adv.y,
                                       vb,
                                       GlyphMetrics.STANDARD);
    return gm;
}
 

private static GlyphVector getWrappedGlyphVector(String str, double width, Font font, FontRenderContext frc) {
  Point2D gmPos = new Point2D.Float();
  GlyphVector gv = font.createGlyphVector(frc, str);
  float lineHeight = (float) gv.getLogicalBounds().getHeight();
  float pos = 0f;
  int lineCount = 0;
  GlyphMetrics gm;
  for (int i = 0; i < gv.getNumGlyphs(); i++) {
    gm = gv.getGlyphMetrics(i);
    float advance = gm.getAdvance();
    if (pos < width && width <= pos + advance) {
      lineCount++;
      pos = 0f;
    }
    gmPos.setLocation(pos, lineHeight * lineCount);
    gv.setGlyphPosition(i, gmPos);
    pos += advance;
  }
  return gv;
}
 

private static GlyphVector makeJustifiedGlyphVector(GlyphVector gv, int width) {
  Rectangle2D r = gv.getVisualBounds();
  float jw = (float) width;
  float vw = (float) r.getWidth();
  if (jw > vw) {
    int num = gv.getNumGlyphs();
    float xx = (jw - vw) / (num - 1f);
    float pos = num == 1 ? (jw - vw) * .5f : 0f;
    Point2D gmPos = new Point2D.Float();
    for (int i = 0; i < num; i++) {
      GlyphMetrics gm = gv.getGlyphMetrics(i);
      gmPos.setLocation(pos, 0f);
      gv.setGlyphPosition(i, gmPos);
      pos += gm.getAdvance() + xx;
    }
  }
  return gv;
}
 

protected MarqueePanel() {
  super();
  addHierarchyListener(e -> {
    if ((e.getChangeFlags() & HierarchyEvent.DISPLAYABILITY_CHANGED) != 0 && !e.getComponent().isDisplayable()) {
      animator.stop();
    }
  });

  String text = "abcdefghijklmnopqrstuvwxyz";
  Font font = new Font(Font.SERIF, Font.PLAIN, 100);
  FontRenderContext frc = new FontRenderContext(null, true, true);

  gv = font.createGlyphVector(frc, text);
  lm = font.getLineMetrics(text, frc);

  GlyphMetrics xgm = gv.getGlyphMetrics(23);
  corpusSize = (float) xgm.getBounds2D().getHeight();
  animator.start();
}
 

public GlyphMetrics getGlyphMetrics(int ix) {
    if (ix < 0 || ix >= glyphs.length) {
        throw new IndexOutOfBoundsException("ix = " + ix);
    }

    Rectangle2D vb = getGlyphVisualBounds(ix).getBounds2D();
    Point2D pt = getGlyphPosition(ix);
    vb.setRect(vb.getMinX() - pt.getX(),
               vb.getMinY() - pt.getY(),
               vb.getWidth(),
               vb.getHeight());
    Point2D.Float adv =
        getGlyphStrike(ix).strike.getGlyphMetrics(glyphs[ix]);
    GlyphMetrics gm = new GlyphMetrics(true, adv.x, adv.y,
                                       vb,
                                       GlyphMetrics.STANDARD);
    return gm;
}
 

public GlyphMetrics getGlyphMetrics(int ix) {
    if (ix < 0 || ix >= glyphs.length) {
        throw new IndexOutOfBoundsException("ix = " + ix);
    }

    Rectangle2D vb = getGlyphVisualBounds(ix).getBounds2D();
    Point2D pt = getGlyphPosition(ix);
    vb.setRect(vb.getMinX() - pt.getX(),
               vb.getMinY() - pt.getY(),
               vb.getWidth(),
               vb.getHeight());
    Point2D.Float adv =
        getGlyphStrike(ix).strike.getGlyphMetrics(glyphs[ix]);
    GlyphMetrics gm = new GlyphMetrics(true, adv.x, adv.y,
                                       vb,
                                       GlyphMetrics.STANDARD);
    return gm;
}
 

private static GlyphVector getWrappedGlyphVector(String str, double width, Font font, FontRenderContext frc) {
  Point2D gmPos = new Point2D.Float();
  GlyphVector gv = font.createGlyphVector(frc, str);
  float lineHeight = (float) gv.getLogicalBounds().getHeight();
  float pos = 0f;
  int lineCount = 0;
  GlyphMetrics gm;

  for (int i = 0; i < gv.getNumGlyphs(); i++) {
    // TEST: gv.setGlyphTransform(i, at);
    gm = gv.getGlyphMetrics(i);
    float advance = gm.getAdvance();
    if (pos < width && width <= pos + advance) {
      lineCount++;
      pos = 0f;
    }
    gmPos.setLocation(pos, lineHeight * lineCount);
    gv.setGlyphPosition(i, gmPos);
    pos += advance;
  }
  return gv;
}
 

private int[] getGlyphMetrics (Font font, int codePoint) {
	// xOffset and xAdvance will be incorrect for unicode characters such as combining marks or non-spacing characters
	// (eg Pnujabi's "\u0A1C\u0A47") that require the context of surrounding glyphs to determine spacing, but thisis the
	// best we can do with the BMFont format.
	char[] chars = Character.toChars(codePoint);
	GlyphVector vector = font.layoutGlyphVector(GlyphPage.renderContext, chars, 0, chars.length, Font.LAYOUT_LEFT_TO_RIGHT);
	GlyphMetrics metrics = vector.getGlyphMetrics(0);
	int xOffset = vector.getGlyphPixelBounds(0, null, 0, 0).x - unicodeFont.getPaddingLeft();
	int xAdvance = (int)(metrics.getAdvanceX() + unicodeFont.getPaddingAdvanceX() + unicodeFont.getPaddingLeft() + unicodeFont
		.getPaddingRight());
	return new int[] {xOffset, xAdvance};
}
 

/**
 * Create a new glyph
 * 
 * @param codePoint The code point in which this glyph can be found
 * @param bounds The bounds that this glrph can fill
 * @param vector The vector this glyph is part of
 * @param index The index of this glyph within the vector
 * @param unicodeFont The font this glyph forms part of
 */
public Glyph(int codePoint, Rectangle bounds, GlyphVector vector, int index, UnicodeFont unicodeFont) {
	this.codePoint = codePoint;

	GlyphMetrics metrics = vector.getGlyphMetrics(index);
	int lsb = (int)metrics.getLSB();
	if (lsb > 0) lsb = 0;
	int rsb = (int)metrics.getRSB();
	if (rsb > 0) rsb = 0;

	int glyphWidth = bounds.width - lsb - rsb;
	int glyphHeight = bounds.height;
	if (glyphWidth > 0 && glyphHeight > 0) {
		int padTop = unicodeFont.getPaddingTop();
		int padRight = unicodeFont.getPaddingRight();
		int padBottom = unicodeFont.getPaddingBottom();
		int padLeft = unicodeFont.getPaddingLeft();
		int glyphSpacing = 1; // Needed to prevent filtering problems.
		width = (short)(glyphWidth + padLeft + padRight + glyphSpacing);
		height = (short)(glyphHeight + padTop + padBottom + glyphSpacing);
		yOffset = (short)(unicodeFont.getAscent() + bounds.y - padTop);
	}

	shape = vector.getGlyphOutline(index, -bounds.x + unicodeFont.getPaddingLeft(), -bounds.y + unicodeFont.getPaddingTop());

	isMissing = !unicodeFont.getFont().canDisplay((char)codePoint);
}
 

public void runTest(Object ctx, int numReps) {
    GVContext gvctx = (GVContext)ctx;
    GlyphVector gv = gvctx.gv;
    GlyphMetrics gm;
    do {
        for (int i = 0, e = gv.getNumGlyphs(); i < e; ++i) {
            gm = gv.getGlyphMetrics(i);
        }
    } while (--numReps >= 0);
}
 

@Override
public SerializationWrapper<?> filter(Object object) {
	if (object instanceof GlyphMetrics) {
		GlyphMetrics gm = (GlyphMetrics) object;
		return new GlyphMetricsSerializationWrapper(gm);
	}
	return null;
}
 

private int[] getGlyphMetrics (Font font, int codePoint) {
	// xOffset and xAdvance will be incorrect for unicode characters such as combining marks or non-spacing characters
	// (eg Pnujabi's "\u0A1C\u0A47") that require the context of surrounding glyphs to determine spacing, but thisis the
	// best we can do with the BMFont format.
	char[] chars = Character.toChars(codePoint);
	GlyphVector vector = font.layoutGlyphVector(GlyphPage.renderContext, chars, 0, chars.length, Font.LAYOUT_LEFT_TO_RIGHT);
	GlyphMetrics metrics = vector.getGlyphMetrics(0);
	int xOffset = vector.getGlyphPixelBounds(0, GlyphPage.renderContext, 0.5f, 0).x - unicodeFont.getPaddingLeft();
	int xAdvance = (int)(metrics.getAdvanceX() + unicodeFont.getPaddingAdvanceX() + unicodeFont.getPaddingLeft() + unicodeFont
		.getPaddingRight());
	return new int[] {xOffset, xAdvance};
}
 

public GlyphMetricsSerializationWrapper(GlyphMetrics gm) {
	// when in doubt, we're just going to guess that this is true. I don't
	// see a clear way to identify this property without reflection?
	boolean horizontal = gm.getAdvanceX() == gm.getAdvanceY() ? true
			: gm.getAdvanceX() == gm.getAdvance();
	map.put(KEY_HORIZONTAL, horizontal);
	map.put(KEY_ADVANCE_X, gm.getAdvanceX());
	map.put(KEY_ADVANCE_Y, gm.getAdvanceY());
	map.put(KEY_BOUNDS,
			new Rectangle2DSerializationWrapper(gm.getBounds2D()));
	map.put(KEY_GLYPH_TYPE, (byte) gm.getType());
}
 

@Override
public GlyphMetrics create() {
	boolean horizontal = (Boolean) map.get(KEY_HORIZONTAL);
	float advanceX = ((Number) map.get(KEY_ADVANCE_X)).floatValue();
	float advanceY = ((Number) map.get(KEY_ADVANCE_Y)).floatValue();
	Rectangle2DSerializationWrapper boundsWrapper = (Rectangle2DSerializationWrapper) map
			.get(KEY_BOUNDS);
	Rectangle2D boundsRect = boundsWrapper.create();
	byte glyphType = ((Number) map.get(KEY_GLYPH_TYPE)).byteValue();

	return new GlyphMetrics(horizontal, advanceX, advanceY, boundsRect,
			glyphType);
}
 

public void runTest(Object ctx, int numReps) {
    GVContext gvctx = (GVContext)ctx;
    GlyphVector gv = gvctx.gv;
    GlyphMetrics gm;
    do {
        for (int i = 0, e = gv.getNumGlyphs(); i < e; ++i) {
            gm = gv.getGlyphMetrics(i);
        }
    } while (--numReps >= 0);
}
 

public void runTest(Object ctx, int numReps) {
    GVContext gvctx = (GVContext)ctx;
    GlyphVector gv = gvctx.gv;
    GlyphMetrics gm;
    do {
        for (int i = 0, e = gv.getNumGlyphs(); i < e; ++i) {
            gm = gv.getGlyphMetrics(i);
        }
    } while (--numReps >= 0);
}
 

public void runTest(Object ctx, int numReps) {
    GVContext gvctx = (GVContext)ctx;
    GlyphVector gv = gvctx.gv;
    GlyphMetrics gm;
    do {
        for (int i = 0, e = gv.getNumGlyphs(); i < e; ++i) {
            gm = gv.getGlyphMetrics(i);
        }
    } while (--numReps >= 0);
}
 

public void runTest(Object ctx, int numReps) {
    GVContext gvctx = (GVContext)ctx;
    GlyphVector gv = gvctx.gv;
    GlyphMetrics gm;
    do {
        for (int i = 0, e = gv.getNumGlyphs(); i < e; ++i) {
            gm = gv.getGlyphMetrics(i);
        }
    } while (--numReps >= 0);
}