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## org.apache.fop.svg
Class NativeTextPainter

    java.lang.Object
      org.apache.batik.gvt.renderer.BasicTextPainter
          org.apache.batik.gvt.renderer.StrokingTextPainter
              org.apache.fop.svg.NativeTextPainter

All Implemented Interfaces:
  org.apache.batik.gvt.TextPainter

Direct Known Subclasses:
  org.apache.fop.svg.PDFTextPainter, PSTextPainter

public abstract class NativeTextPainter
extends org.apache.batik.gvt.renderer.StrokingTextPainter

Abstract base class for text painters that use specialized text commands native to an output format to render text.

Nested Class Summary

Nested classes inherited from class org.apache.batik.gvt.renderer.StrokingTextPainter
`org.apache.batik.gvt.renderer.StrokingTextPainter.TextRun`

Nested classes inherited from class org.apache.batik.gvt.renderer.BasicTextPainter
`org.apache.batik.gvt.renderer.BasicTextPainter.BasicMark`

Field Summary
`protected FontInfo` | `fontInfo` the font collection
`protected org.apache.commons.logging.Log` | `log` the logger for this class

Fields inherited from class org.apache.batik.gvt.renderer.StrokingTextPainter
`ADJUST_ALL, ADJUST_SPACING, ALT_GLYPH_HANDLER, ANCHOR_TYPE, BIDI_LEVEL, FLOW_PARAGRAPH, FLOW_REGIONS, GVT_FONT, GVT_FONTS, PAINT_INFO, singleton, TEXT_COMPOUND_ID, TEXTPATH, WRITING_MODE, WRITING_MODE_RTL, WRITING_MODE_TTB, XPOS, YPOS`

Fields inherited from class org.apache.batik.gvt.renderer.BasicTextPainter
`aaOffFontRenderContext, fontRenderContext`

Constructor Summary
`NativeTextPainter(FontInfo fontInfo)` Creates a new instance.

Method Summary
`protected java.lang.CharSequence` | `collectCharacters(java.text.AttributedCharacterIterator runaci)` Collects all characters from an `AttributedCharacterIterator`.
`protected Font[]` | `findFonts(java.text.AttributedCharacterIterator aci)` Finds an array of suitable fonts for a given AttributedCharacterIterator.
`protected abstract boolean` | `isSupported(java.awt.Graphics2D g2d)` Indicates whether the given `Graphics2D` instance if compatible with this text painter implementation.
`protected void` | `logCharacter(char ch, org.apache.batik.gvt.text.TextSpanLayout layout, int index, boolean visibleChar)`
`protected void` | `logTextRun(java.text.AttributedCharacterIterator runaci, org.apache.batik.gvt.text.TextSpanLayout layout)`
`protected abstract void` | `paintTextRun(org.apache.batik.gvt.renderer.StrokingTextPainter.TextRun textRun, java.awt.Graphics2D g2d)` Paints a single text run.
`protected void` | `paintTextRuns(java.util.List textRuns, java.awt.Graphics2D g2d)`

Methods inherited from class org.apache.batik.gvt.renderer.StrokingTextPainter
`adjustChunkOffsets, computeTextRuns, createModifiedACIForFontMatching, getBounds2D, getDecorationOutline, getDecorationStrokeOutline, getHighlightShape, getInstance, getMark, getOutline, getSelected, getTextChunk, getTextChunkACIs, getTextRuns, hitTest, paint, paintDecorations, printAttrs, selectFirst, selectLast`

Methods inherited from class org.apache.batik.gvt.renderer.BasicTextPainter
`getGeometryBounds, getTextLayoutFactory, selectAt, selectTo`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Field Detail

### log

    protected org.apache.commons.logging.Log log

  the logger for this class

### fontInfo

    protected final FontInfo fontInfo

  the font collection

Constructor Detail

### NativeTextPainter

    public NativeTextPainter(FontInfo fontInfo)

  Creates a new instance.

Parameters:
  `fontInfo` - the font collection

Method Detail

### isSupported

    protected abstract boolean isSupported(java.awt.Graphics2D g2d)

  Indicates whether the given `Graphics2D` instance if compatible with this text painter implementation.

  Parameters:
    `g2d` - the instance to check
  Returns:
    true if the instance is compatible.

### paintTextRun

    protected abstract void paintTextRun(org.apache.batik.gvt.renderer.StrokingTextPainter.TextRun textRun,
                                         java.awt.Graphics2D g2d)
                                  throws java.io.IOException

  Paints a single text run.

  Parameters:
    `textRun` - the text run
    `g2d` - the target Graphics2D instance
  Throws:
    `java.io.IOException` - if an I/O error occurs while rendering the text

### paintTextRuns

    protected void paintTextRuns(java.util.List textRuns,
                                 java.awt.Graphics2D g2d)

### findFonts

    protected Font[] findFonts(java.text.AttributedCharacterIterator aci)

  Finds an array of suitable fonts for a given AttributedCharacterIterator.

  Parameters:
    `aci` - the character iterator
  Returns:
    the array of fonts

### collectCharacters

    protected java.lang.CharSequence collectCharacters(java.text.AttributedCharacterIterator runaci)

  Collects all characters from an `AttributedCharacterIterator`.

  Parameters:
    `runaci` - the character iterator
  Returns:
    the characters

### logTextRun

    protected final void logTextRun(java.text.AttributedCharacterIterator runaci,
                                    org.apache.batik.gvt.text.TextSpanLayout layout)

### logCharacter

    protected final void logCharacter(char ch,
                                      org.apache.batik.gvt.text.TextSpanLayout layout,
                                      int index,
                                      boolean visibleChar)

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