コード例 #1
0
  public void setLaTeX(Application app, String str) {

    if (str.indexOf('"') > -1) {

      GeoText text = app.getKernel().getAlgebraProcessor().evaluateToText(str, false, false);

      if (text != null) {
        text.setLaTeX(true, false);
        str = text.getTextString();
      } else {
        // bad syntax, remove all quotes and use raw string
        while (str.indexOf('"') > -1) str = str.replace('"', ' ');
        // latexPreview.setLaTeX(str);
      }
    } else {
      // latexPreview.setLaTeX(str);

    }

    String f = str.trim();
    if (f.length() >= 2 && f.startsWith("$") && f.endsWith("$")) {
      f = f.substring(1, f.length() - 1);
    }

    im =
        (BufferedImage)
            TeXFormula.getPartialTeXFormula(f)
                .createBufferedImage(
                    TeXConstants.STYLE_DISPLAY, defaultSize, Color.black, Color.white);

    /*
    icon = TeXFormula.getPartialTeXFormula(f).createTeXIcon(
    		TeXConstants.STYLE_DISPLAY, defaultSize);
    if (icon == null) {
    	icon = TeXFormula.getPartialTeXFormula("").createTeXIcon(
    			TeXConstants.STYLE_DISPLAY, defaultSize);
    }

    width = icon.getIconWidth();
    height = icon.getIconHeight();*/
    width = im.getWidth();
    height = im.getHeight();
    Dimension dim = new Dimension(width + 2 * INSET, height + 2 * INSET);
    setPreferredSize(dim);
    setSize(dim);
    setLocation(0, 0);
    setVisible(true);
    repaint();
  }
コード例 #2
0
ファイル: AlgoLaTeX.java プロジェクト: tomasp8/geogebra
  // calc the current value of the arithmetic tree
  @Override
  public final void compute() {

    boolean useLaTeX = true;

    if (!geo.isDefined()
        || (substituteVars != null && !substituteVars.isDefined())
        || showName != null && !showName.isDefined()) {
      text.setTextString("");

    } else {
      boolean substitute = substituteVars == null ? true : substituteVars.getBoolean();
      boolean show = showName == null ? false : showName.getBoolean();

      text.setTemporaryPrintAccuracy();

      // Application.debug(geo.getFormulaString(StringType.LATEX, substitute ));
      if (show) {
        text.setTextString(geo.getLaTeXAlgebraDescription(substitute));
        if (text.getTextString() == null) {
          text.setTextString(geo.getAlgebraDescriptionTextOrHTML());
          useLaTeX = false;
        }
      } else {
        if (geo.isGeoText()) {
          // needed for eg Text commands eg FormulaText[Text[
          text.setTextString(((GeoText) geo).getTextString());
        } else {
          text.setTextString(geo.getFormulaString(StringType.LATEX, substitute));
        }
      }

      text.restorePrintAccuracy();
    }

    text.setLaTeX(useLaTeX, false);

    /*
    int tempCASPrintForm = kernel.getCASPrintForm();
    kernel.setCASPrintForm(StringType.LATEX);
    text.setTextString(geo.getCommandDescription());
    kernel.setCASPrintForm(tempCASPrintForm);*/
  }
コード例 #3
0
ファイル: PythonFlatAPI.java プロジェクト: aeriksson/geogebra
 /**
  * Get the text string of a GeoText
  *
  * @param geo the GeoText
  * @return the text value of the GeoText
  */
 public static String getTextString(GeoText geo) {
   return geo.getTextString();
 }