diff -r 3d8ab0f89102 -r 450827da2376 src/ExternalPrograms.cc
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/ExternalPrograms.cc	Tue Jan 21 02:09:14 2014 +0200
@@ -0,0 +1,696 @@
+/*
+ *  LDForge: LDraw parts authoring CAD
+ *  Copyright (C) 2013, 2014 Santeri Piippo
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <QProcess>
+#include <QTemporaryFile>
+#include <QDialog>
+#include <QDialogButtonBox>
+#include <QSpinBox>
+#include <QCheckBox>
+#include <QComboBox>
+#include <QGridLayout>
+#include "Main.h"
+#include "Configuration.h"
+#include "Misc.h"
+#include "MainWindow.h"
+#include "Document.h"
+#include "Widgets.h"
+#include "EditHistory.h"
+#include "ui_ytruder.h"
+#include "ui_intersector.h"
+#include "ui_rectifier.h"
+#include "ui_coverer.h"
+#include "ui_isecalc.h"
+#include "ui_edger2.h"
+#include "Dialogs.h"
+
+enum extprog
+{
+	Isecalc,
+	Intersector,
+	Coverer,
+	Ytruder,
+	Rectifier,
+	Edger2,
+};
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+cfg (String, prog_isecalc, "");
+cfg (String, prog_intersector, "");
+cfg (String, prog_coverer, "");
+cfg (String, prog_ytruder, "");
+cfg (String, prog_rectifier, "");
+cfg (String, prog_edger2, "");
+
+QString* const g_extProgPaths[] =
+{
+	&prog_isecalc,
+	&prog_intersector,
+	&prog_coverer,
+	&prog_ytruder,
+	&prog_rectifier,
+	&prog_edger2,
+};
+
+#ifndef _WIN32
+cfg (Bool, prog_isecalc_wine, false);
+cfg (Bool, prog_intersector_wine, false);
+cfg (Bool, prog_coverer_wine, false);
+cfg (Bool, prog_ytruder_wine, false);
+cfg (Bool, prog_rectifier_wine, false);
+cfg (Bool, prog_edger2_wine, false);
+
+bool* const g_extProgWine[] =
+{
+	&prog_isecalc_wine,
+	&prog_intersector_wine,
+	&prog_coverer_wine,
+	&prog_ytruder_wine,
+	&prog_rectifier_wine,
+	&prog_edger2_wine,
+};
+#endif // _WIN32
+
+const char* g_extProgNames[] =
+{
+	"Isecalc",
+	"Intersector",
+	"Coverer",
+	"Ytruder",
+	"Rectifier",
+	"Edger2"
+};
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+static bool mkTempFile (QTemporaryFile& tmp, QString& fname)
+{
+	if (!tmp.open())
+		return false;
+
+	fname = tmp.fileName();
+	tmp.close();
+	return true;
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+static bool checkProgPath (const extprog prog)
+{
+	QString& path = *g_extProgPaths[prog];
+
+	if (path.length() > 0)
+		return true;
+
+	ExtProgPathPrompt* dlg = new ExtProgPathPrompt (g_extProgNames[prog]);
+
+	if (dlg->exec() && !dlg->getPath().isEmpty())
+	{
+		path = dlg->getPath();
+		return true;
+	}
+
+	return false;
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+static QString processErrorString (extprog prog, QProcess& proc)
+{
+	switch (proc.error())
+	{
+		case QProcess::FailedToStart:
+		{
+			QString wineblurb;
+
+#ifndef _WIN32
+			if (*g_extProgWine[prog])
+				wineblurb = "make sure Wine is installed and ";
+#endif
+
+			return fmt ("Program failed to start, %1check your permissions", wineblurb);
+		} break;
+
+		case QProcess::Crashed:
+			return "Crashed.";
+
+		case QProcess::WriteError:
+		case QProcess::ReadError:
+			return "I/O error.";
+
+		case QProcess::UnknownError:
+			return "Unknown error";
+
+		case QProcess::Timedout:
+			return fmt ("Timed out (30 seconds)");
+	}
+
+	return "";
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+static void writeObjects (const LDObjectList& objects, QFile& f)
+{
+	for (LDObject* obj : objects)
+	{
+		if (obj->getType() == LDObject::ESubfile)
+		{
+			LDSubfile* ref = static_cast<LDSubfile*> (obj);
+			LDObjectList objs = ref->inlineContents (LDSubfile::DeepInline);
+
+			writeObjects (objs, f);
+
+			for (LDObject* obj : objs)
+				obj->deleteSelf();
+		}
+		else
+			f.write ((obj->raw() + "\r\n").toUtf8());
+	}
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+static void writeObjects (const LDObjectList& objects, QString fname)
+{
+	// Write the input file
+	QFile f (fname);
+
+	if (!f.open (QIODevice::WriteOnly | QIODevice::Text))
+	{
+		critical (fmt ("Couldn't open temporary file %1 for writing: %2\n", fname, f.errorString()));
+		return;
+	}
+
+	writeObjects (objects, f);
+	f.close();
+
+#ifdef DEBUG
+	QFile::copy (fname, "debug_lastInput");
+#endif
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+void writeSelection (QString fname)
+{
+	writeObjects (selection(), fname);
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+void writeColorGroup (const int colnum, QString fname)
+{
+	LDObjectList objects;
+
+	for (LDObject* obj : getCurrentDocument()->getObjects())
+	{
+		if (obj->isColored() == false || obj->getColor() != colnum)
+			continue;
+
+		objects << obj;
+	}
+
+	writeObjects (objects, fname);
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+bool runUtilityProcess (extprog prog, QString path, QString argvstr)
+{
+	QTemporaryFile input;
+	QStringList argv = argvstr.split (" ", QString::SkipEmptyParts);
+
+#ifndef _WIN32
+	if (*g_extProgWine[prog])
+	{
+		argv.insert (0, path);
+		path = "wine";
+	}
+#endif // _WIN32
+
+	log ("cmdline: %1 %2\n", path, argv.join (" "));
+
+	if (!input.open())
+		return false;
+
+	QProcess proc;
+
+	// Begin!
+	proc.setStandardInputFile (input.fileName());
+	proc.start (path, argv);
+
+	if (!proc.waitForStarted())
+	{
+		critical (fmt ("Couldn't start %1: %2\n", g_extProgNames[prog], processErrorString (prog, proc)));
+		return false;
+	}
+
+	// Write an enter, the utility tools all expect one
+	input.write ("\n");
+
+	// Wait while it runs
+	proc.waitForFinished();
+
+	QString err = "";
+
+	if (proc.exitStatus() != QProcess::NormalExit)
+		err = processErrorString (prog, proc);
+
+	// Check the return code
+	if (proc.exitCode() != 0)
+		err = fmt ("Program exited abnormally (return code %1).",  proc.exitCode());
+
+	if (!err.isEmpty())
+	{
+		critical (fmt ("%1 failed: %2\n", g_extProgNames[prog], err));
+		return false;
+	}
+
+	return true;
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+static void insertOutput (QString fname, bool replace, QList<int> colorsToReplace)
+{
+#ifdef DEBUG
+	QFile::copy (fname, "./debug_lastOutput");
+#endif // RELEASE
+
+	// Read the output file
+	QFile f (fname);
+
+	if (!f.open (QIODevice::ReadOnly))
+	{
+		critical (fmt ("Couldn't open temporary file %1 for reading.\n", fname));
+		return;
+	}
+
+	LDObjectList objs = loadFileContents (&f, null);
+
+	// If we replace the objects, delete the selection now.
+	if (replace)
+		g_win->deleteSelection();
+
+	for (int colnum : colorsToReplace)
+		g_win->deleteByColor (colnum);
+
+	// Insert the new objects
+	getCurrentDocument()->clearSelection();
+
+	for (LDObject* obj : objs)
+	{
+		if (!obj->isScemantic())
+		{
+			obj->deleteSelf();
+			continue;
+		}
+
+		getCurrentDocument()->addObject (obj);
+		obj->select();
+	}
+
+	g_win->doFullRefresh();
+}
+
+// =============================================================================
+// Interface for Ytruder
+// -----------------------------------------------------------------------------
+DEFINE_ACTION (Ytruder, 0)
+{
+	setlocale (LC_ALL, "C");
+
+	if (!checkProgPath (Ytruder))
+		return;
+
+	QDialog* dlg = new QDialog;
+	Ui::YtruderUI ui;
+	ui.setupUi (dlg);
+
+	if (!dlg->exec())
+		return;
+
+	// Read the user's choices
+	const enum { Distance, Symmetry, Projection, Radial } mode =
+		ui.mode_distance->isChecked()   ? Distance :
+		ui.mode_symmetry->isChecked()   ? Symmetry :
+		ui.mode_projection->isChecked() ? Projection : Radial;
+
+	const Axis axis =
+		ui.axis_x->isChecked() ? X :
+		ui.axis_y->isChecked() ? Y : Z;
+
+	const double depth = ui.planeDepth->value(),
+				 condAngle = ui.condAngle->value();
+
+	QTemporaryFile indat, outdat;
+	QString inDATName, outDATName;
+
+	// Make temp files for the input and output files
+	if (!mkTempFile (indat, inDATName) || !mkTempFile (outdat, outDATName))
+		return;
+
+	// Compose the command-line arguments
+	QString argv = join (
+	{
+		(axis == X) ? "-x" : (axis == Y) ? "-y" : "-z",
+		(mode == Distance) ? "-d" : (mode == Symmetry) ? "-s" : (mode == Projection) ? "-p" : "-r",
+		depth,
+		"-a",
+		condAngle,
+		inDATName,
+		outDATName
+	});
+
+	writeSelection (inDATName);
+
+	if (!runUtilityProcess (Ytruder, prog_ytruder, argv))
+		return;
+
+	insertOutput (outDATName, false, {});
+}
+
+// =============================================================================
+// Rectifier interface
+// -----------------------------------------------------------------------------
+DEFINE_ACTION (Rectifier, 0)
+{
+	setlocale (LC_ALL, "C");
+
+	if (!checkProgPath (Rectifier))
+		return;
+
+	QDialog* dlg = new QDialog;
+	Ui::RectifierUI ui;
+	ui.setupUi (dlg);
+
+	if (!dlg->exec())
+		return;
+
+	QTemporaryFile indat, outdat;
+	QString inDATName, outDATName;
+
+	// Make temp files for the input and output files
+	if (!mkTempFile (indat, inDATName) || !mkTempFile (outdat, outDATName))
+		return;
+
+	// Compose arguments
+	QString argv = join (
+	{
+		(!ui.cb_condense->isChecked()) ? "-q" : "",
+		(!ui.cb_subst->isChecked()) ? "-r" : "",
+		(ui.cb_condlineCheck->isChecked()) ? "-a" : "",
+		(ui.cb_colorize->isChecked()) ? "-c" : "",
+		"-t",
+		ui.dsb_coplthres->value(),
+		inDATName,
+		outDATName
+	});
+
+	writeSelection (inDATName);
+
+	if (!runUtilityProcess (Rectifier, prog_rectifier, argv))
+		return;
+
+	insertOutput (outDATName, true, {});
+}
+
+// =============================================================================
+// Intersector interface
+// -----------------------------------------------------------------------------
+DEFINE_ACTION (Intersector, 0)
+{
+	setlocale (LC_ALL, "C");
+
+	if (!checkProgPath (Intersector))
+		return;
+
+	QDialog* dlg = new QDialog;
+	Ui::IntersectorUI ui;
+	ui.setupUi (dlg);
+
+	makeColorComboBox (ui.cmb_incol);
+	makeColorComboBox (ui.cmb_cutcol);
+	ui.cb_repeat->setWhatsThis ("If this is set, " APPNAME " runs Intersector a second time with inverse files to cut the "
+								" cutter group with the input group. Both groups are cut by the intersection.");
+	ui.cb_edges->setWhatsThis ("Makes " APPNAME " try run Isecalc to create edgelines for the intersection.");
+
+	int inCol, cutCol;
+	const bool repeatInverse = ui.cb_repeat->isChecked();
+
+	forever
+	{
+		if (!dlg->exec())
+			return;
+
+		inCol = ui.cmb_incol->itemData (ui.cmb_incol->currentIndex()).toInt();
+		cutCol =  ui.cmb_cutcol->itemData (ui.cmb_cutcol->currentIndex()).toInt();
+
+		if (inCol == cutCol)
+		{
+			critical ("Cannot use the same color group for both input and cutter!");
+			continue;
+		}
+
+		break;
+	}
+
+	// Five temporary files!
+	// indat = input group file
+	// cutdat = cutter group file
+	// outdat = primary output
+	// outdat2 = inverse output
+	// edgesdat = edges output (isecalc)
+	QTemporaryFile indat, cutdat, outdat, outdat2, edgesdat;
+	QString inDATName, cutDATName, outDATName, outDAT2Name, edgesDATName;
+
+	if (!mkTempFile (indat, inDATName) || !mkTempFile (cutdat, cutDATName) ||
+			!mkTempFile (outdat, outDATName) || !mkTempFile (outdat2, outDAT2Name) ||
+			!mkTempFile (edgesdat, edgesDATName))
+	{
+		return;
+	}
+
+	QString parms = join (
+	{
+		(ui.cb_colorize->isChecked()) ? "-c" : "",
+		(ui.cb_nocondense->isChecked()) ? "-t" : "",
+		"-s",
+		ui.dsb_prescale->value()
+	});
+
+	QString argv_normal = join (
+	{
+		parms,
+		inDATName,
+		cutDATName,
+		outDATName
+	});
+
+	QString argv_inverse = join (
+	{
+		parms,
+		cutDATName,
+		inDATName,
+		outDAT2Name
+	});
+
+	writeColorGroup (inCol, inDATName);
+	writeColorGroup (cutCol, cutDATName);
+
+	if (!runUtilityProcess (Intersector, prog_intersector, argv_normal))
+		return;
+
+	insertOutput (outDATName, false, {inCol});
+
+	if (repeatInverse && runUtilityProcess (Intersector, prog_intersector, argv_inverse))
+		insertOutput (outDAT2Name, false, {cutCol});
+
+	if (
+		ui.cb_edges->isChecked() &&
+		checkProgPath (Isecalc) &&
+		runUtilityProcess (Isecalc, prog_isecalc, join ( {inDATName, cutDATName, edgesDATName}))
+	)
+		insertOutput (edgesDATName, false, {});
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+DEFINE_ACTION (Coverer, 0)
+{
+	setlocale (LC_ALL, "C");
+
+	if (!checkProgPath (Coverer))
+		return;
+
+	QDialog* dlg = new QDialog;
+	Ui::CovererUI ui;
+	ui.setupUi (dlg);
+	makeColorComboBox (ui.cmb_col1);
+	makeColorComboBox (ui.cmb_col2);
+
+	int in1Col, in2Col;
+
+	forever
+	{
+		if (!dlg->exec())
+			return;
+
+		in1Col = ui.cmb_col1->itemData (ui.cmb_col1->currentIndex()).toInt();
+		in2Col = ui.cmb_col2->itemData (ui.cmb_col2->currentIndex()).toInt();
+
+		if (in1Col == in2Col)
+		{
+			critical ("Cannot use the same color group for both input and cutter!");
+			continue;
+		}
+
+		break;
+	}
+
+	QTemporaryFile in1dat, in2dat, outdat;
+	QString in1DATName, in2DATName, outDATName;
+
+	if (!mkTempFile (in1dat, in1DATName) || !mkTempFile (in2dat, in2DATName) || !mkTempFile (outdat, outDATName))
+		return;
+
+	QString argv = join (
+	{
+		(ui.cb_oldsweep->isChecked() ? "-s" : ""),
+		(ui.cb_reverse->isChecked() ? "-r" : ""),
+		(ui.dsb_segsplit->value() != 0 ? fmt ("-l %1", ui.dsb_segsplit->value()) : ""),
+		(ui.sb_bias->value() != 0 ? fmt ("-s %1", ui.sb_bias->value()) : ""),
+		in1DATName,
+		in2DATName,
+		outDATName
+	});
+
+	writeColorGroup (in1Col, in1DATName);
+	writeColorGroup (in2Col, in2DATName);
+
+	if (!runUtilityProcess (Coverer, prog_coverer, argv))
+		return;
+
+	insertOutput (outDATName, false, {});
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+DEFINE_ACTION (Isecalc, 0)
+{
+	setlocale (LC_ALL, "C");
+
+	if (!checkProgPath (Isecalc))
+		return;
+
+	Ui::IsecalcUI ui;
+	QDialog* dlg = new QDialog;
+	ui.setupUi (dlg);
+
+	makeColorComboBox (ui.cmb_col1);
+	makeColorComboBox (ui.cmb_col2);
+
+	int in1Col, in2Col;
+
+	// Run the dialog and validate input
+	forever
+	{
+		if (!dlg->exec())
+			return;
+
+		in1Col = ui.cmb_col1->itemData (ui.cmb_col1->currentIndex()).toInt(),
+		in2Col = ui.cmb_col1->itemData (ui.cmb_col2->currentIndex()).toInt();
+
+		if (in1Col == in2Col)
+		{
+			critical ("Cannot use the same color group for both input and cutter!");
+			continue;
+		}
+
+		break;
+	}
+
+	QTemporaryFile in1dat, in2dat, outdat;
+	QString in1DATName, in2DATName, outDATName;
+
+	if (!mkTempFile (in1dat, in1DATName) || !mkTempFile (in2dat, in2DATName) || !mkTempFile (outdat, outDATName))
+		return;
+
+	QString argv = join (
+	{
+		in1DATName,
+		in2DATName,
+		outDATName
+	});
+
+	writeColorGroup (in1Col, in1DATName);
+	writeColorGroup (in2Col, in2DATName);
+	runUtilityProcess (Isecalc, prog_isecalc, argv);
+	insertOutput (outDATName, false, {});
+}
+
+// =============================================================================
+// -----------------------------------------------------------------------------
+DEFINE_ACTION (Edger2, 0)
+{
+	setlocale (LC_ALL, "C");
+
+	if (!checkProgPath (Edger2))
+		return;
+
+	QDialog* dlg = new QDialog;
+	Ui::Edger2Dialog ui;
+	ui.setupUi (dlg);
+
+	if (!dlg->exec())
+		return;
+
+	QTemporaryFile in, out;
+	QString inName, outName;
+
+	if (!mkTempFile (in, inName) || !mkTempFile (out, outName))
+		return;
+
+	int unmatched = ui.unmatched->currentIndex();
+
+	QString argv = join (
+	{
+		fmt ("-p %1", ui.precision->value()),
+		fmt ("-af %1", ui.flatAngle->value()),
+		fmt ("-ac %1", ui.condAngle->value()),
+		fmt ("-ae %1", ui.edgeAngle->value()),
+		ui.delLines->isChecked()     ? "-de" : "",
+		ui.delCondLines->isChecked() ? "-dc" : "",
+		ui.colored->isChecked()      ? "-c" : "",
+		ui.bfc->isChecked()          ? "-b" : "",
+		ui.convex->isChecked()       ? "-cx" : "",
+		ui.concave->isChecked()      ? "-cv" : "",
+		unmatched == 0 ? "-u+" : (unmatched == 2 ? "-u-" : ""),
+		inName,
+		outName,
+	});
+
+	writeSelection (inName);
+
+	if (!runUtilityProcess (Edger2, prog_edger2, argv))
+		return;
+
+	insertOutput (outName, true, {});
+}