package org.freeplane.plugin.latex;
import java.awt.BorderLayout;
import java.awt.Container;
import javax.swing.JFrame;
import javax.swing.JLabel;
import org.freeplane.core.resources.ResourceController;
import org.freeplane.core.util.LogUtils;
import org.scilab.forge.jlatexmath.TeXConstants;
import org.scilab.forge.jlatexmath.TeXFormula;
import org.scilab.forge.jlatexmath.TeXIcon;
public class TeXText
{
private static final String LATEX_MACROS = "latex_macros";
String rawText;
public TeXText(String t) {
rawText = t;
}
public TeXIcon createTeXIcon(int style, int size, int align, int maxWidth) {
final String predefinedMacros = ResourceController.getResourceController().getProperty(LATEX_MACROS);
StringBuffer sb = new StringBuffer();
if (predefinedMacros != null) {
sb.append(predefinedMacros + "\n\n");
}
sb.append("\n\n")
.append("\\text{")
.append(rawText)
.append("}");
// LogUtils.severe(String.format("TeX='%s'", sb.toString()));
TeXFormula tf = new TeXFormula(sb.toString());
//tf.createTeXIcon(style, size, TeXConstants.UNIT_PIXEL, maxWidth, align, TeXConstants.UNIT_PIXEL, 40f);
return tf.new TeXIconBuilder()
.setStyle(style)
.setSize(size)
.setWidth(TeXConstants.UNIT_PIXEL, maxWidth, align)
.setIsMaxWidth(true)
.setInterLineSpacing(TeXConstants.UNIT_PIXEL, /*40f*/size * 1.2F)
.build();
}
public static void main(String[] argv)
{
StringBuffer latex = new StringBuffer();
latex.append("Sei $A$ ein Vektorraum und $f:A \\rightarrow \\mathcal{R}$ sei linear.\n");
latex.append("Wir wissen dass $u=\\pi$, und damit haben wir:");
latex.append("\\begin{align}");
latex.append("f(\\lambda u) = \\lambda f(u) = 0.");
latex.append("\\end{align}");
//TeXText tf = new TeXText(latex.toString());
TeXText tf = new TeXText("my formula: $x_2=3$hello world hello world hello world hello world hello world hello world hello world hello world hello world ");
JFrame jf = new JFrame();
jf.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
JLabel jl = new JLabel();
// jl.setIcon(tf.createTeXIcon(12, TeXConstants.ALIGN_CENTER));
jl.setIcon(tf.createTeXIcon(TeXConstants.STYLE_DISPLAY, 16, TeXConstants.ALIGN_LEFT, 400));
Container cp = jf.getContentPane();
cp.setLayout(new BorderLayout());
cp.add(jl, BorderLayout.CENTER);
jf.pack();
jf.setVisible(true);
//jf.setBounds(0, 0, 400, 300);
}
}