Examples with FontRenderContext java.awt.font.FontRenderContext used on opensource projects

Example 76 with FontRenderContext

use of java.awt.font.FontRenderContext in project poi by apache.

the class DrawTextParagraph method tab2space.

/**
     * Replace a tab with the effective number of white spaces.
     */
private String tab2space(TextRun tr) {
    AttributedString string = new AttributedString(" ");
    String fontFamily = tr.getFontFamily();
    if (fontFamily == null) {
        fontFamily = "Lucida Sans";
    }
    string.addAttribute(TextAttribute.FAMILY, fontFamily);
    Double fs = tr.getFontSize();
    if (fs == null) {
        fs = 12d;
    }
    string.addAttribute(TextAttribute.SIZE, fs.floatValue());
    TextLayout l = new TextLayout(string.getIterator(), new FontRenderContext(null, true, true));
    double wspace = l.getAdvance();
    Double tabSz = paragraph.getDefaultTabSize();
    if (tabSz == null) {
        tabSz = wspace * 4;
    }
    int numSpaces = (int) Math.ceil(tabSz / wspace);
    StringBuilder buf = new StringBuilder();
    for (int i = 0; i < numSpaces; i++) {
        buf.append(' ');
    }
    return buf.toString();
}

Example 77 with FontRenderContext

use of java.awt.font.FontRenderContext in project android_frameworks_base by crdroidandroid.

the class BidiRenderer method render.

/**
     * Renders the text to the right of the bounds with the given font.
     * @param font The font to render the text with.
     */
private void render(int start, int limit, Font font, int flag, float[] advances, int advancesIndex, boolean draw) {
    FontRenderContext frc;
    if (mGraphics != null) {
        frc = mGraphics.getFontRenderContext();
    } else {
        frc = Toolkit.getDefaultToolkit().getFontMetrics(font).getFontRenderContext();
        // Metrics obtained this way don't have anti-aliasing set. So,
        // we create a new FontRenderContext with anti-aliasing set.
        frc = new FontRenderContext(font.getTransform(), mPaint.isAntiAliased(), frc.usesFractionalMetrics());
    }
    GlyphVector gv = font.layoutGlyphVector(frc, mText, start, limit, flag);
    int ng = gv.getNumGlyphs();
    int[] ci = gv.getGlyphCharIndices(0, ng, null);
    if (advances != null) {
        for (int i = 0; i < ng; i++) {
            int adv_idx = advancesIndex + ci[i];
            advances[adv_idx] += gv.getGlyphMetrics(i).getAdvanceX();
        }
    }
    if (draw && mGraphics != null) {
        mGraphics.drawGlyphVector(gv, mBounds.right, mBaseline);
    }
    // Update the bounds.
    Rectangle2D awtBounds = gv.getLogicalBounds();
    RectF bounds = awtRectToAndroidRect(awtBounds, mBounds.right, mBaseline);
    // coordinates from the bounds as an offset.
    if (Math.abs(mBounds.right - mBounds.left) == 0) {
        mBounds = bounds;
    } else {
        mBounds.union(bounds);
    }
}

Example 78 with FontRenderContext

use of java.awt.font.FontRenderContext in project vcell by virtualcell.

the class ShapePaintUtil method paintLinkMark.

public static void paintLinkMark(Graphics2D g, Shape shape, Color color) {
    Font fontOld = g.getFont();
    Color colorOld = g.getColor();
    Font font = fontOld.deriveFont((float) (shape.getHeight() / 2)).deriveFont(Font.BOLD);
    g.setFont(font);
    g.setColor(color);
    FontRenderContext fontRenderContext = g.getFontRenderContext();
    String text = "L";
    TextLayout textLayout = new TextLayout(text, font, fontRenderContext);
    Rectangle2D textBounds = textLayout.getBounds();
    int xText = (int) (shape.getAbsX() + (shape.getWidth() - textBounds.getWidth()) / 2);
    int yText = (int) (shape.getAbsY() + (shape.getHeight() + textBounds.getHeight()) / 2 + 1);
    textLayout.draw(g, xText, yText);
    g.setFont(fontOld);
    g.setColor(colorOld);
}

Example 79 with FontRenderContext

use of java.awt.font.FontRenderContext in project vcell by virtualcell.

the class ShapePaintUtil method paintLinkMarkRule.

public static void paintLinkMarkRule(Graphics2D g, Shape shape, Color color) {
    Font fontOld = g.getFont();
    Color colorOld = g.getColor();
    Font font = fontOld.deriveFont((float) (shape.getHeight() / 2)).deriveFont(Font.BOLD);
    g.setFont(font);
    g.setColor(color);
    FontRenderContext fontRenderContext = g.getFontRenderContext();
    String text = "L";
    TextLayout textLayout = new TextLayout(text, font, fontRenderContext);
    Rectangle2D textBounds = textLayout.getBounds();
    int xText = (int) (shape.getAbsX() + (shape.getWidth() + 4 - textBounds.getWidth()) / 2 - 1);
    int yText = (int) (shape.getAbsY() + (shape.getHeight() - 2 + textBounds.getHeight()) / 2 + 1);
    textLayout.draw(g, xText, yText);
    g.setFont(fontOld);
    g.setColor(colorOld);
}