diff -r 09150d027e8c -r d79083b9f74d src/actions.cc
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/actions.cc	Sat Mar 29 05:38:03 2014 +0200
@@ -0,0 +1,871 @@
+/*
+ *  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 <QFileDialog>
+#include <QMessageBox>
+#include <QTextEdit>
+#include <QBoxLayout>
+#include <QDialogButtonBox>
+#include <QPushButton>
+#include <QInputDialog>
+
+#include "mainWindow.h"
+#include "ldDocument.h"
+#include "editHistory.h"
+#include "configDialog.h"
+#include "addObjectDialog.h"
+#include "miscallenous.h"
+#include "glRenderer.h"
+#include "dialogs.h"
+#include "primitives.h"
+#include "radioGroup.h"
+#include "colors.h"
+#include "glCompiler.h"
+#include "ui_newpart.h"
+
+extern_cfg (Bool,		gl_wireframe);
+extern_cfg (Bool,		gl_colorbfc);
+extern_cfg (String,	ld_defaultname);
+extern_cfg (String,	ld_defaultuser);
+extern_cfg (Int,		ld_defaultlicense);
+extern_cfg (Bool,		gl_drawangles);
+
+// =============================================================================
+//
+DEFINE_ACTION (New, CTRL_SHIFT (N))
+{
+	QDialog* dlg = new QDialog (g_win);
+	Ui::NewPartUI ui;
+	ui.setupUi (dlg);
+
+	QString authortext = ld_defaultname;
+
+	if (!ld_defaultuser.isEmpty())
+		authortext.append (format (" [%1]", ld_defaultuser));
+
+	ui.le_author->setText (authortext);
+
+	switch (ld_defaultlicense)
+	{
+		case 0:
+			ui.rb_license_ca->setChecked (true);
+			break;
+
+		case 1:
+			ui.rb_license_nonca->setChecked (true);
+			break;
+
+		case 2:
+			ui.rb_license_none->setChecked (true);
+			break;
+
+		default:
+			QMessageBox::warning (null, "Warning",
+				format ("Unknown ld_defaultlicense value %1!", ld_defaultlicense));
+			break;
+	}
+
+	if (dlg->exec() == false)
+		return;
+
+	newFile();
+
+	const LDBFC::Statement BFCType =
+		ui.rb_bfc_ccw->isChecked() ? LDBFC::CertifyCCW :
+		ui.rb_bfc_cw->isChecked()  ? LDBFC::CertifyCW : LDBFC::NoCertify;
+
+	const QString license =
+		ui.rb_license_ca->isChecked()    ? g_CALicense :
+		ui.rb_license_nonca->isChecked() ? g_nonCALicense : "";
+
+	getCurrentDocument()->addObjects (
+	{
+		new LDComment (ui.le_title->text()),
+		new LDComment ("Name: <untitled>.dat"),
+		new LDComment (format ("Author: %1", ui.le_author->text())),
+		new LDComment (format ("!LDRAW_ORG Unofficial_Part")),
+		(license != "" ? new LDComment (license) : null),
+		new LDEmpty,
+		new LDBFC (BFCType),
+		new LDEmpty,
+	});
+
+	doFullRefresh();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (NewFile, CTRL (N))
+{
+	newFile();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (Open, CTRL (O))
+{
+	QString name = QFileDialog::getOpenFileName (g_win, "Open File", "", "LDraw files (*.dat *.ldr)");
+
+	if (name.length() == 0)
+		return;
+
+	openMainFile (name);
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (Save, CTRL (S))
+{
+	save (getCurrentDocument(), false);
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (SaveAs, CTRL_SHIFT (S))
+{
+	save (getCurrentDocument(), true);
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (SaveAll, CTRL (L))
+{
+	for (LDDocument* file : g_loadedFiles)
+	{
+		if (file->isImplicit())
+			continue;
+
+		save (file, false);
+	}
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (Close, CTRL (W))
+{
+	if (!getCurrentDocument()->isSafeToClose())
+		return;
+
+	delete getCurrentDocument();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (CloseAll, 0)
+{
+	if (!safeToCloseAll())
+		return;
+
+	closeAll();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (Settings, 0)
+{
+	(new ConfigDialog)->exec();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (SetLDrawPath, 0)
+{
+	(new LDrawPathDialog (true))->exec();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (Exit, CTRL (Q))
+{
+	exit (0);
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (NewSubfile, 0)
+{
+	AddObjectDialog::staticDialog (LDObject::ESubfile, null);
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (NewLine, 0)
+{
+	AddObjectDialog::staticDialog (LDObject::ELine, null);
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (NewTriangle, 0)
+{
+	AddObjectDialog::staticDialog (LDObject::ETriangle, null);
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (NewQuad, 0)
+{
+	AddObjectDialog::staticDialog (LDObject::EQuad, null);
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (NewCLine, 0)
+{
+	AddObjectDialog::staticDialog (LDObject::ECondLine, null);
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (NewComment, 0)
+{
+	AddObjectDialog::staticDialog (LDObject::EComment, null);
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (NewBFC, 0)
+{
+	AddObjectDialog::staticDialog (LDObject::EBFC, null);
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (NewVertex, 0)
+{
+	AddObjectDialog::staticDialog (LDObject::EVertex, null);
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (Edit, 0)
+{
+	if (selection().size() != 1)
+		return;
+
+	LDObject* obj = selection() [0];
+	AddObjectDialog::staticDialog (obj->type(), obj);
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (Help, KEY (F1))
+{
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (About, 0)
+{
+	AboutDialog().exec();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (AboutQt, 0)
+{
+	QMessageBox::aboutQt (g_win);
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (SelectAll, CTRL (A))
+{
+	for (LDObject* obj : getCurrentDocument()->objects())
+		obj->select();
+
+	updateSelection();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (SelectByColor, CTRL_SHIFT (A))
+{
+	int colnum = getSelectedColor();
+
+	if (colnum == -1)
+		return; // no consensus on color
+
+	getCurrentDocument()->clearSelection();
+
+	for (LDObject* obj : getCurrentDocument()->objects())
+		if (obj->color() == colnum)
+			obj->select();
+
+	updateSelection();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (SelectByType, 0)
+{
+	if (selection().isEmpty())
+		return;
+
+	LDObject::Type type = getUniformSelectedType();
+
+	if (type == LDObject::EUnidentified)
+		return;
+
+	// If we're selecting subfile references, the reference filename must also
+	// be uniform.
+	QString refName;
+
+	if (type == LDObject::ESubfile)
+	{
+		refName = static_cast<LDSubfile*> (selection()[0])->fileInfo()->name();
+
+		for (LDObject* obj : selection())
+			if (static_cast<LDSubfile*> (obj)->fileInfo()->name() != refName)
+				return;
+	}
+
+	getCurrentDocument()->clearSelection();
+
+	for (LDObject* obj : getCurrentDocument()->objects())
+	{
+		if (obj->type() != type)
+			continue;
+
+		if (type == LDObject::ESubfile && static_cast<LDSubfile*> (obj)->fileInfo()->name() != refName)
+			continue;
+
+		obj->select();
+	}
+
+	updateSelection();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (GridCoarse, 0)
+{
+	grid = Grid::Coarse;
+	updateGridToolBar();
+}
+
+DEFINE_ACTION (GridMedium, 0)
+{
+	grid = Grid::Medium;
+	updateGridToolBar();
+}
+
+DEFINE_ACTION (GridFine, 0)
+{
+	grid = Grid::Fine;
+	updateGridToolBar();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (ResetView, CTRL (0))
+{
+	R()->resetAngles();
+	R()->update();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (InsertFrom, 0)
+{
+	QString fname = QFileDialog::getOpenFileName();
+	int idx = getInsertionPoint();
+
+	if (!fname.length())
+		return;
+
+	QFile f (fname);
+
+	if (!f.open (QIODevice::ReadOnly))
+	{
+		critical (format ("Couldn't open %1 (%2)", fname, f.errorString()));
+		return;
+	}
+
+	LDObjectList objs = loadFileContents (&f, null);
+
+	getCurrentDocument()->clearSelection();
+
+	for (LDObject* obj : objs)
+	{
+		getCurrentDocument()->insertObj (idx, obj);
+		obj->select();
+		R()->compileObject (obj);
+
+		idx++;
+	}
+
+	refresh();
+	scrollToSelection();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (ExportTo, 0)
+{
+	if (selection().isEmpty())
+		return;
+
+	QString fname = QFileDialog::getSaveFileName();
+
+	if (fname.length() == 0)
+		return;
+
+	QFile file (fname);
+
+	if (!file.open (QIODevice::WriteOnly | QIODevice::Text))
+	{
+		critical (format ("Unable to open %1 for writing (%2)", fname, file.errorString()));
+		return;
+	}
+
+	for (LDObject* obj : selection())
+	{
+		QString contents = obj->asText();
+		QByteArray data = contents.toUtf8();
+		file.write (data, data.size());
+		file.write ("\r\n", 2);
+	}
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (InsertRaw, 0)
+{
+	int idx = getInsertionPoint();
+
+	QDialog* const dlg = new QDialog;
+	QVBoxLayout* const layout = new QVBoxLayout;
+	QTextEdit* const te_edit = new QTextEdit;
+	QDialogButtonBox* const bbx_buttons = new QDialogButtonBox (QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
+
+	layout->addWidget (te_edit);
+	layout->addWidget (bbx_buttons);
+	dlg->setLayout (layout);
+	dlg->setWindowTitle (APPNAME ": Insert Raw");
+	dlg->connect (bbx_buttons, SIGNAL (accepted()), dlg, SLOT (accept()));
+	dlg->connect (bbx_buttons, SIGNAL (rejected()), dlg, SLOT (reject()));
+
+	if (dlg->exec() == false)
+		return;
+
+	getCurrentDocument()->clearSelection();
+
+	for (QString line : QString (te_edit->toPlainText()).split ("\n"))
+	{
+		LDObject* obj = parseLine (line);
+
+		getCurrentDocument()->insertObj (idx, obj);
+		obj->select();
+		idx++;
+	}
+
+	refresh();
+	scrollToSelection();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (Screenshot, 0)
+{
+	setlocale (LC_ALL, "C");
+
+	int w, h;
+	uchar* imgdata = R()->getScreencap (w, h);
+	QImage img = imageFromScreencap (imgdata, w, h);
+
+	QString root = basename (getCurrentDocument()->name());
+
+	if (root.right (4) == ".dat")
+		root.chop (4);
+
+	QString defaultname = (root.length() > 0) ? format ("%1.png", root) : "";
+	QString fname = QFileDialog::getSaveFileName (g_win, "Save Screencap", defaultname,
+				"PNG images (*.png);;JPG images (*.jpg);;BMP images (*.bmp);;All Files (*.*)");
+
+	if (fname.length() > 0 && !img.save (fname))
+		critical (format ("Couldn't open %1 for writing to save screencap: %2", fname, strerror (errno)));
+
+	delete[] imgdata;
+}
+
+// =============================================================================
+//
+extern_cfg (Bool, gl_axes);
+DEFINE_ACTION (Axes, 0)
+{
+	gl_axes = !gl_axes;
+	updateActions();
+	R()->update();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (VisibilityToggle, 0)
+{
+	for (LDObject* obj : selection())
+		obj->setHidden (!obj->isHidden());
+
+	refresh();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (VisibilityHide, 0)
+{
+	for (LDObject* obj : selection())
+		obj->setHidden (true);
+
+	refresh();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (VisibilityReveal, 0)
+{
+	for (LDObject* obj : selection())
+	obj->setHidden (false);
+	refresh();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (Wireframe, 0)
+{
+	gl_wireframe = !gl_wireframe;
+	R()->refresh();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (SetOverlay,  0)
+{
+	OverlayDialog dlg;
+
+	if (!dlg.exec())
+		return;
+
+	R()->setupOverlay ((GL::EFixedCamera) dlg.camera(), dlg.fpath(), dlg.ofsx(),
+		dlg.ofsy(), dlg.lwidth(), dlg.lheight());
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (ClearOverlay, 0)
+{
+	R()->clearOverlay();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (ModeSelect, CTRL (1))
+{
+	R()->setEditMode (ESelectMode);
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (ModeDraw, CTRL (2))
+{
+	R()->setEditMode (EDrawMode);
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (ModeCircle, CTRL (3))
+{
+	R()->setEditMode (ECircleMode);
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (DrawAngles, 0)
+{
+	gl_drawangles = !gl_drawangles;
+	R()->refresh();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (SetDrawDepth, 0)
+{
+	if (R()->camera() == GL::EFreeCamera)
+		return;
+
+	bool ok;
+	double depth = QInputDialog::getDouble (g_win, "Set Draw Depth",
+											format ("Depth value for %1 Camera:", R()->getCameraName()),
+											R()->getDepthValue(), -10000.0f, 10000.0f, 3, &ok);
+
+	if (ok)
+		R()->setDepthValue (depth);
+}
+
+#if 0
+// This is a test to draw a dummy axle. Meant to be used as a primitive gallery,
+// but I can't figure how to generate these pictures properly. Multi-threading
+// these is an immense pain.
+DEFINE_ACTION (testpic, "Test picture", "", "", (0))
+{
+	LDDocument* file = getFile ("axle.dat");
+	setlocale (LC_ALL, "C");
+
+	if (!file)
+	{
+		critical ("couldn't load axle.dat");
+		return;
+	}
+
+	int w, h;
+
+	GLRenderer* rend = new GLRenderer;
+	rend->resize (64, 64);
+	rend->setAttribute (Qt::WA_DontShowOnScreen);
+	rend->show();
+	rend->setFile (file);
+	rend->setDrawOnly (true);
+	rend->compileAllObjects();
+	rend->initGLData();
+	rend->drawGLScene();
+
+	uchar* imgdata = rend->screencap (w, h);
+	QImage img = imageFromScreencap (imgdata, w, h);
+
+	if (img.isNull())
+	{
+		critical ("Failed to create the image!\n");
+	}
+	else
+	{
+		QLabel* label = new QLabel;
+		QDialog* dlg = new QDialog;
+		label->setPixmap (QPixmap::fromImage (img));
+		QVBoxLayout* layout = new QVBoxLayout (dlg);
+		layout->addWidget (label);
+		dlg->exec();
+	}
+
+	delete[] imgdata;
+	rend->deleteLater();
+}
+#endif
+
+// =============================================================================
+//
+DEFINE_ACTION (ScanPrimitives, 0)
+{
+	PrimitiveScanner::start();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (BFCView, SHIFT (B))
+{
+	gl_colorbfc = !gl_colorbfc;
+	updateActions();
+	R()->refresh();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (JumpTo, CTRL (G))
+{
+	bool ok;
+	int defval = 0;
+	LDObject* obj;
+
+	if (selection().size() == 1)
+		defval = selection()[0]->lineNumber();
+
+	int idx = QInputDialog::getInt (null, "Go to line", "Go to line:", defval,
+		1, getCurrentDocument()->getObjectCount(), 1, &ok);
+
+	if (!ok || (obj = getCurrentDocument()->getObject (idx - 1)) == null)
+		return;
+
+	getCurrentDocument()->clearSelection();
+	obj->select();
+	updateSelection();
+}
+
+// =============================================================================
+//
+DEFINE_ACTION (SubfileSelection, 0)
+{
+	if (selection().size() == 0)
+		return;
+
+	QString			parentpath = getCurrentDocument()->fullPath();
+
+	// BFC type of the new subfile - it shall inherit the BFC type of the parent document
+	LDBFC::Statement		bfctype = LDBFC::NoCertify;
+
+	// Dirname of the new subfile
+	QString			subdirname = dirname (parentpath);
+
+	// Title of the new subfile
+	QString			subtitle;
+
+	// Comment containing the title of the parent document
+	LDComment*		titleobj = dynamic_cast<LDComment*> (getCurrentDocument()->getObject (0));
+
+	// License text for the subfile
+	QString			license = getLicenseText (ld_defaultlicense);
+
+	// LDraw code body of the new subfile (i.e. code of the selection)
+	QStringList		code;
+
+	// Full path of the subfile to be
+	QString			fullsubname;
+
+	// Where to insert the subfile reference?
+	int				refidx = selection()[0]->lineNumber();
+
+	// Determine title of subfile
+	if (titleobj != null)
+		subtitle = "~" + titleobj->text();
+	else
+		subtitle = "~subfile";
+
+	// Remove duplicate tildes
+	while (subtitle[0] == '~' && subtitle[1] == '~')
+		subtitle.remove (0, 1);
+
+	// If this the parent document isn't already in s/, we need to stuff it into
+	// a subdirectory named s/. Ensure it exists!
+	QString topdirname = basename (dirname (getCurrentDocument()->fullPath()));
+
+	if (topdirname != "s")
+	{
+		QString desiredPath = subdirname + "/s";
+		QString title = tr ("Create subfile directory?");
+		QString text = format (tr ("The directory <b>%1</b> is suggested for "
+			"subfiles. This directory does not exist, create it?"), desiredPath);
+
+		if (QDir (desiredPath).exists() || confirm (title, text))
+		{
+			subdirname = desiredPath;
+			QDir().mkpath (subdirname);
+		}
+	}
+
+	// Determine the body of the name of the subfile
+	if (!parentpath.isEmpty())
+	{
+		if (parentpath.endsWith (".dat"))
+			parentpath.chop (4);
+
+		// Remove the s?? suffix if it's there, otherwise we'll get filenames
+		// like s01s01.dat when subfiling subfiles.
+		QRegExp subfilesuffix ("s[0-9][0-9]$");
+		if (subfilesuffix.indexIn (parentpath) != -1)
+			parentpath.chop (subfilesuffix.matchedLength());
+
+		int subidx = 1;
+		QString digits;
+		QFile f;
+		QString testfname;
+
+		do
+		{
+			digits.setNum (subidx++);
+
+			// pad it with a zero
+			if (digits.length() == 1)
+				digits.prepend ("0");
+
+			fullsubname = subdirname + "/" + basename (parentpath) + "s" + digits + ".dat";
+		} while (findDocument ("s\\" + basename (fullsubname)) != null || QFile (fullsubname).exists());
+	}
+
+	// Determine the BFC winding type used in the main document - it is to
+	// be carried over to the subfile.
+	for (LDObject* obj : getCurrentDocument()->objects())
+	{
+		LDBFC* bfc = dynamic_cast<LDBFC*> (obj);
+
+		if (!bfc)
+			continue;
+
+		LDBFC::Statement a = bfc->statement();
+
+		if (a == LDBFC::CertifyCCW || a == LDBFC::CertifyCW || a == LDBFC::NoCertify)
+		{
+			bfctype = a;
+			break;
+		}
+	}
+
+	// Get the body of the document in LDraw code
+	for (LDObject* obj : selection())
+		code << obj->asText();
+
+	// Create the new subfile document
+	LDDocument* doc = new LDDocument;
+	doc->setImplicit (false);
+	doc->setFullPath (fullsubname);
+	doc->setName (LDDocument::shortenName (fullsubname));
+	doc->addObjects (
+	{
+		new LDComment (subtitle),
+		new LDComment ("Name: "),
+		new LDComment (format ("Author: %1 [%2]", ld_defaultname, ld_defaultuser)),
+		new LDComment (format ("!LDRAW_ORG Unofficial_Subpart")),
+		(license != "" ? new LDComment (license) : null),
+		new LDEmpty,
+		new LDBFC (bfctype),
+		new LDEmpty,
+	});
+
+	// Add the actual subfile code to the new document
+	for (QString line : code)
+	{
+		LDObject* obj = parseLine (line);
+		doc->addObject (obj);
+	}
+
+	// Try save it
+	if (save (doc, true))
+	{
+		// Remove the selection now
+		for (LDObject* obj : selection())
+			obj->destroy();
+
+		// Compile all objects in the new subfile
+		R()->compiler()->compileDocument (doc);
+		g_loadedFiles << doc;
+
+		// Add a reference to the new subfile to where the selection was
+		LDSubfile* ref = new LDSubfile();
+		ref->setColor (maincolor);
+		ref->setFileInfo (doc);
+		ref->setPosition (g_origin);
+		ref->setTransform (g_identity);
+		getCurrentDocument()->insertObj (refidx, ref);
+		R()->compileObject (ref);
+
+		// Refresh stuff
+		updateDocumentList();
+		doFullRefresh();
+	}
+	else
+	{
+		// Failed to save.
+		delete doc;
+	}
+}