142 lines
3.9 KiB
Vala
142 lines
3.9 KiB
Vala
using LAview;
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public class Main : Object {
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static string fname_table = "";
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static string fname_etalon = "";
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static string fname_write = "";
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const OptionEntry [] options = {
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{ "table", 't', 0, OptionArg.FILENAME, ref fname_table, "File with a table", null },
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{ "etalon", 'e', 0, OptionArg.FILENAME, ref fname_etalon, "File with etalon table", null },
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{ "write", 'w', 0, OptionArg.FILENAME, ref fname_write, "File to write", null },
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{ null }
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};
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public static int main (string[] args) {
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Intl.setlocale (LocaleCategory.ALL, "");
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/* commandline arguments processing */
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try {
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var opt_context = new OptionContext ("- tests LaTeX parser");
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opt_context.set_help_enabled (true);
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opt_context.add_main_entries (options, null);
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opt_context.parse (ref args);
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} catch (OptionError e) {
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stderr.printf ("error: %s\n", e.message);
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stderr.printf ("Run '%s --help' to see a full list of available command line options.\n", args[0]);
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return -1;
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}
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/* read table */
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if (fname_table == null) {
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stderr.printf ("Specify file with a table or read help (%s --help)", args[0]);
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return -1;
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}
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/* load file contents */
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string contents;
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try {
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FileUtils.get_contents (fname_table, out contents);
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} catch (FileError e) {
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stderr.printf ("error: %s\n", e.message);
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return -1;
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}
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/* parse TeX */
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Glob doc;
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try {
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doc = LAview.parse (contents);
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stdout.printf ("TeX document successfully parsed\n");
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} catch (Parsers.ParseError e) {
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stderr.printf ("Error parsing TeX document: %s\n", e.message);
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return -1;
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}
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/* list all objects */
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stdout.printf ("list all objects\n");
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foreach (var subdoc in doc) {
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stdout.printf ("%s\n", subdoc.get_type ().name ());
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if (subdoc.get_type ().name () == "LAviewTableTabular"
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|| subdoc.get_type ().name () == "LAviewTableLongtable") {
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unowned Table.Subtable subtable = null;
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if (subdoc.get_type ().name () == "LAviewTableTabular")
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subtable = (subdoc as Table.Tabular).table;
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else
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subtable = (subdoc as Table.Longtable).table;
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foreach (var row in subtable) {
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foreach (var cell in (row as Table.Row)) {
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var glob = (cell as Table.Cell).contents;
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foreach (var glob_subdoc in glob) {
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if (glob_subdoc.get_type ().name () != "LAviewText") {
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stdout.printf (" %s\n", glob_subdoc.get_type ().name ());
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}
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}
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}
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}
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}
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}
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stdout.printf ("end of objects\n\n");
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/* walk through all objects */
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stdout.printf ("Walk through all objects\n");
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foreach (var subdoc in doc) {
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stdout.printf ("%s\n", subdoc.get_type ().name ());
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if (subdoc.get_type ().name () == "LAviewGraphics") {
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var graphics = subdoc as Graphics;
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stdout.printf (" width=%f%s, height=%f%s, path=%s,\n gen()=%s\n",
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graphics.width, graphics.width_unit, graphics.height, graphics.height_unit,
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graphics.path, graphics.generate ());
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graphics = graphics.copy () as Graphics;
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graphics.width = 1;
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graphics.width /= 2;
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graphics.width_unit = "pt";
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graphics.height *= 2;
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graphics.height_unit = "dd";
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stdout.printf ("resized gen() = %s\n", graphics.generate ());
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}
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}
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stdout.printf ("end of objects\n\n");
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/* generate plain-TeX document */
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var generated = doc.generate ();
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/* load etalon file */
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if (fname_etalon != null) {
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try {
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FileUtils.get_contents (fname_etalon, out contents);
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} catch (FileError e) {
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stderr.printf ("error: %s\n", e.message);
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return -1;
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}
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}
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if (contents == generated)
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stdout.printf ("Original and generated text are EQUAL ;-)\n");
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else
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stdout.printf ("Original and generated text are NOT EQUAL ;-(\n");
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stdout.printf ("--- Generated plain-TeX (generated) ---\n%s", generated);
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/* write to file */
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if (fname_write != null )
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try {
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FileUtils.set_contents (fname_write, generated);
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} catch (FileError e) {
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stderr.printf ("error: %s\n", e.message);
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return -1;
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}
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return 0;
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}
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}
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