Package org.xhtmlrenderer.render

Examples of org.xhtmlrenderer.render.FSFontMetrics

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    //strike-through offset should always be half of the height of lowercase x...
    //and it is defined even for fonts without 'x'!
    public float getXHeight(FontContext fontContext, FontSpecification fs) {
        FSFont font = getFontResolver().resolveFont(this, fs);
        FSFontMetrics fm = getTextRenderer().getFSFontMetrics(fontContext, font, " ");
        float sto = fm.getStrikethroughOffset();
        return fm.getAscent() - 2 * Math.abs(sto) + fm.getStrikethroughThickness();
    }
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        return x - start;
    }
   
    public static StrutMetrics createDefaultStrutMetrics(LayoutContext c, Box container) {
        FSFontMetrics strutM = container.getStyle().getFSFontMetrics(c);
        InlineBoxMeasurements measurements = getInitialMeasurements(c, container, strutM);
       
        return new StrutMetrics(
                strutM.getAscent(), measurements.getBaseline(), strutM.getDescent());
    }
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    private static void positionVertically(
            LayoutContext c, Box container, LineBox current, MarkerData markerData) {
        if (current.getChildCount() == 0 || ! current.isContainsVisibleContent()) {
            current.setHeight(0);
        } else {
            FSFontMetrics strutM = container.getStyle().getFSFontMetrics(c);
            VerticalAlignContext vaContext = new VerticalAlignContext();
            InlineBoxMeasurements measurements = getInitialMeasurements(c, container, strutM);
            vaContext.setInitialMeasurements(measurements);
           
            List lBDecorations = calculateTextDecorations(
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        }
    }

    private static InlineBoxMeasurements calculateInlineMeasurements(LayoutContext c, InlineLayoutBox iB,
                                                                     VerticalAlignContext vaContext) {
        FSFontMetrics fm = iB.getStyle().getFSFontMetrics(c);

        CalculatedStyle style = iB.getStyle();
        float lineHeight = style.getLineHeight(c);

        int halfLeading = Math.round((lineHeight - iB.getStyle().getFont(c).size) / 2);
        if (halfLeading > 0) {
            halfLeading = Math.round((lineHeight -
                    (fm.getDescent() + fm.getAscent())) / 2);
        }
       
        iB.setBaseline(Math.round(fm.getAscent()));

        alignInlineContent(c, iB, fm.getAscent(), fm.getDescent(), vaContext);
        List decorations = calculateTextDecorations(iB, iB.getBaseline(), fm);
        if (decorations != null) {
            iB.setTextDecorations(decorations);
        }

        InlineBoxMeasurements result = new InlineBoxMeasurements();
        result.setBaseline(iB.getY() + iB.getBaseline());
        result.setInlineTop(iB.getY() - halfLeading);
        result.setInlineBottom(Math.round(result.getInlineTop() + lineHeight));
        result.setTextTop(iB.getY());
        result.setTextBottom((int) (result.getBaseline() + fm.getDescent()));
       
        RectPropertySet padding = iB.getPadding(c);
        BorderPropertySet border = iB.getBorder(c);
       
        result.setPaintingTop((int)Math.floor(iB.getY() - border.top() - padding.top()));
        result.setPaintingBottom((int)Math.ceil(iB.getY() +
                fm.getAscent() + fm.getDescent() +
                border.bottom() + padding.bottom()));

        return result;
    }
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        if (! _lineHeightResolved) {
            if (isIdent(CSSName.LINE_HEIGHT, IdentValue.NORMAL)) {
                float lineHeight1 = getFont(ctx).size * 1.1f;
                // Make sure rasterized characters will (probably) fit inside
                // the line box
                FSFontMetrics metrics = getFSFontMetrics(ctx);
                float lineHeight2 = (float)Math.ceil(metrics.getDescent() + Math.round(metrics.getAscent()));
                _lineHeight = Math.max(lineHeight1, lineHeight2);
            } else if (isLength(CSSName.LINE_HEIGHT)) {
                //could be more elegant, I suppose
                _lineHeight = getFloatPropertyProportionalHeight(CSSName.LINE_HEIGHT, 0, ctx);
            } else {
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    //strike-through offset should always be half of the height of lowercase x...
    //and it is defined even for fonts without 'x'!
    public float getXHeight(FontContext fontContext, FontSpecification fs) {
        FSFont font = getFontResolver().resolveFont(this, fs);
        FSFontMetrics fm = getTextRenderer().getFSFontMetrics(fontContext, font, " ");
        float sto = fm.getStrikethroughOffset();
        return fm.getAscent() - 2 * Math.abs(sto) + fm.getStrikethroughThickness();
    }
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    //strike-through offset should always be half of the height of lowercase x...
    //and it is defined even for fonts without 'x'!
    public float getXHeight(FontContext fontContext, FontSpecification fs) {
        FSFont font = getFontResolver().resolveFont(this, fs);
        FSFontMetrics fm = getTextRenderer().getFSFontMetrics(fontContext, font, " ");
        float sto = fm.getStrikethroughOffset();
        return fm.getAscent() - 2 * Math.abs(sto) + fm.getStrikethroughThickness();
    }
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        if (! _lineHeightResolved) {
            if (isIdent(CSSName.LINE_HEIGHT, IdentValue.NORMAL)) {
                float lineHeight1 = getFont(ctx).size * 1.1f;
                // Make sure rasterized characters will (probably) fit inside
                // the line box
                FSFontMetrics metrics = getFSFontMetrics(ctx);
                float lineHeight2 = (float)Math.ceil(metrics.getDescent() + metrics.getAscent());
                _lineHeight = Math.max(lineHeight1, lineHeight2);
            } else if (isLength(CSSName.LINE_HEIGHT)) {
                //could be more elegant, I suppose
                _lineHeight = getFloatPropertyProportionalHeight(CSSName.LINE_HEIGHT, 0, ctx);
            } else {
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        return x - start;
    }

    public static StrutMetrics createDefaultStrutMetrics(LayoutContext c, Box container) {
        FSFontMetrics strutM = container.getStyle().getFSFontMetrics(c);
        InlineBoxMeasurements measurements = getInitialMeasurements(c, container, strutM);

        return new StrutMetrics(
                strutM.getAscent(), measurements.getBaseline(), strutM.getDescent());
    }
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    private static void positionVertically(
            LayoutContext c, Box container, LineBox current, MarkerData markerData) {
        if (current.getChildCount() == 0 || ! current.isContainsVisibleContent()) {
            current.setHeight(0);
        } else {
            FSFontMetrics strutM = container.getStyle().getFSFontMetrics(c);
            VerticalAlignContext vaContext = new VerticalAlignContext();
            InlineBoxMeasurements measurements = getInitialMeasurements(c, container, strutM);
            vaContext.setInitialMeasurements(measurements);

            List lBDecorations = calculateTextDecorations(
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Related Classes of org.xhtmlrenderer.render.FSFontMetrics

  • org.xhtmlrenderer.css.style.CalculatedStyle
  • org.xhtmlrenderer.layout.InlineBoxing
  • org.xhtmlrenderer.layout.SharedContext
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