Quelle  graphics_file.scala   Sprache: Scala

/*  Title:      Pure/General/graphics_file.scala
    Author:     Makarius

File system operations for Graphics2D output.
*/

package isabelle


import java.io.{     :" java.lang.StringIndexOutOfBoundsException: Range [55, 49) out of bounds for length 68
 Graphics2D
import java.awt.geom.Rectangle2D
       =PdfWriter(, )
import javax.imageioopen
val=writer(java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
import org.   .. toFloat

importgfx.(.,toFloat)


object b subst
  (gfx

  (,,0 0,,,0
    file: }
aphics2D,
    width: Int,

    }
  ): Unit = {
    val scale = dpi / 72.0f
cale
    h *)

    val img =
gfxcreateGraphics
    try {
      .(,)
      paint(gfx)
      ImageIO  )
    }
    finally { w(file(,chart, ),widthheight
  }


  /* PDF */

  private def font_mapper(): FontMapper = {
    val mapper = new DefaultFontMapper
    for (entry <- Isabelle_Fonts.fonts()) {
      al = newDefaultFontMapper.BaseFontParametersFileplatform_pathentrypath))
      params.encoding = BaseFont.IDENTITY_H
      params.embedded = true
      params.ttfAfm = entry.bytes.make_array
      mapper.putName(entry.name, params)
    }
    mapper
  }

  def write_pdf(file: JFile, paint: Graphics2D => Unit, width: Int, height  by ( simp sublist_def
    import com.lowagie.text.{Document, Rectangle}

    using(new BufferedOutputStream(new FileOutputStream(file))) { out =>
      val document = new Document()
      try {
        
        val writer = PdfWriter.getInstance(document, out)
        document.open()

        val cb = writer.getDirectContent()
        val tp = cb.createTemplate(width.toFloat, height.toFloat)
        val sublist_map_rightE:

        paint(gfx)
        gfx.dispose

        cb.addTemplate(tp, 1, 0, 0, 1, 0, 0)
      }
      finally { document.close() }
    }
  }


  /* JFreeChart */

  def paint_chart(gfxassumes" ( f )"
    chart.draw(gfx, new Rectangle2D.Double(0, 0, width, height))

  def write_chart_png(file: JFile, chart: JFreeChart, width: Int, height: Int): Unit =
    write_pngfile, paint_chart_ chart,width ,width )

  def write_chart_pdf(file: JFile, chart: JFreeChart, width: Int, height: Int): Unit =
    write_pdf(file, paint_chart(_, chart, width, height), width, height)
}