# HG changeset patch
# User Teemu Piippo <teemu@hecknology.net>
# Date 1570092344 -10800
# Node ID 593a658cba8e7755086cd1976fda4df7bfa28110
# Parent  68988ebc2a68e4e90372f02ef5a7145c000d0c77
stuff

diff -r 68988ebc2a68 -r 593a658cba8e src/documentmanager.cpp
--- a/src/documentmanager.cpp	Mon Sep 23 14:06:36 2019 +0300
+++ b/src/documentmanager.cpp	Thu Oct 03 11:45:44 2019 +0300
@@ -1,5 +1,10 @@
 #include "documentmanager.h"
 
+DocumentManager::DocumentManager(QObject* parent) :
+	QObject{parent}
+{
+}
+
 Model* DocumentManager::newModel()
 {
 	openModels.emplace_back();
diff -r 68988ebc2a68 -r 593a658cba8e src/documentmanager.h
--- a/src/documentmanager.h	Mon Sep 23 14:06:36 2019 +0300
+++ b/src/documentmanager.h	Thu Oct 03 11:45:44 2019 +0300
@@ -2,10 +2,11 @@
 #include "main.h"
 #include "model.h"
 
-class DocumentManager
+class DocumentManager : public QObject
 {
+	Q_OBJECT
 public:
-	DocumentManager() = default;
+	DocumentManager(QObject* parent = nullptr);
 	DocumentManager(const DocumentManager&) = delete;
 	DocumentManager(DocumentManager&&) = default;
 	DocumentManager& operator=(const DocumentManager&) = delete;
diff -r 68988ebc2a68 -r 593a658cba8e src/mainwindow.cpp
--- a/src/mainwindow.cpp	Mon Sep 23 14:06:36 2019 +0300
+++ b/src/mainwindow.cpp	Thu Oct 03 11:45:44 2019 +0300
@@ -1,20 +1,107 @@
 #include "mainwindow.h"
 #include "ui_mainwindow.h"
 #include "version.h"
-#include <QQuaternion>
+#include <QLabel>
+#include <QVBoxLayout>
 
 MainWindow::MainWindow(QWidget *parent) :
 	QMainWindow{parent},
-	ui{std::make_unique<Ui_MainWindow>()}
+	ui{std::make_unique<Ui_MainWindow>()},
+	documents{this}
 {
 	ui->setupUi(this);
+	connect(ui->actionNew, &QAction::triggered, this, &MainWindow::newModel);
 	connect(ui->actionQuit, &QAction::triggered, this, &QMainWindow::close);
+	updateTitle();
+}
+
+MainWindow::~MainWindow()
+{
+}
+
+void MainWindow::newModel()
+{
+	documents.newModel();
+	this->updateTabs();
+}
+
+#include <QFileDialog>
+#include <QMessageBox>
+void MainWindow::openModel()
+{
+	const QString path = QFileDialog::getOpenFileName(
+		this, "Open model", "", "LDraw models (*.ldr *.dat)");
+	if (not path.isEmpty())
+	{
+		QFile file{path};
+		const bool open_result = file.open(QIODevice::ReadOnly);
+		if (open_result)
+		{
+
+		}
+		else
+		{
+			QMessageBox::critical(this, "Problem opening file",
+				QString{"Could not open %1: %2"}
+					.arg(path)
+					.arg(file.errorString()));
+		}
+	}
+}
+
+/**
+ * @brief Creates a new tab widget for the specified model.
+ * @param model Model to get a new tab widget for
+ * @return widget
+ */
+QWidget* MainWindow::createWidgetForModel(Model* model)
+{
+	Q_UNUSED(model);
+	QWidget* widget = new QWidget(ui->tabs);
+	QLabel* label = new QLabel("asdf", widget);
+	QVBoxLayout* layout = new QVBoxLayout;
+	layout->addWidget(label);
+	widget->setLayout(layout);
+	return widget;
+}
+
+/**
+ * @brief Gets a tab widget for the specified model. If it does not exist,
+ * it will be created.
+ * @param model Model to get a tab widget for
+ * @return widget
+ */
+QWidget* MainWindow::getWidgetForModel(Model* model)
+{
+	QWidget* widget = this->modelWidgets.value(model);
+	if (widget == nullptr)
+	{
+		QWidget* const new_widget = createWidgetForModel(model);
+		this->modelWidgets[model] = new_widget;
+		return new_widget;
+	}
+	else
+	{
+		return widget;
+	}
+}
+
+/**
+ * @brief Updates the tab widget
+ */
+void MainWindow::updateTabs()
+{
+
+}
+
+/**
+ * @brief Updates the title of the main window so to contain the app's name
+ * and version as well as the open document name.
+ */
+void MainWindow::updateTitle()
+{
 	QString title = ::appName;
 	title += " ";
 	title += fullVersionString();
 	setWindowTitle(title);
 }
-
-MainWindow::~MainWindow()
-{
-}
diff -r 68988ebc2a68 -r 593a658cba8e src/mainwindow.h
--- a/src/mainwindow.h	Mon Sep 23 14:06:36 2019 +0300
+++ b/src/mainwindow.h	Thu Oct 03 11:45:44 2019 +0300
@@ -2,6 +2,7 @@
 #include <QMainWindow>
 #include <memory>
 #include <vector>
+#include "documentmanager.h"
 
 class MainWindow : public QMainWindow
 {
@@ -9,6 +10,15 @@
 public:
 	MainWindow(QWidget *parent = nullptr);
 	~MainWindow();
+private slots:
+	void newModel();
+	void openModel();
 private:
 	std::unique_ptr<class Ui_MainWindow> ui;
+	DocumentManager documents;
+	QMap<Model*, QWidget*> modelWidgets;
+	QWidget* createWidgetForModel(Model* model);
+	QWidget* getWidgetForModel(Model* model);
+	void updateTabs();
+	void updateTitle();
 };
diff -r 68988ebc2a68 -r 593a658cba8e src/mainwindow.ui
--- a/src/mainwindow.ui	Mon Sep 23 14:06:36 2019 +0300
+++ b/src/mainwindow.ui	Thu Oct 03 11:45:44 2019 +0300
@@ -26,14 +26,14 @@
      <x>0</x>
      <y>0</y>
      <width>800</width>
-     <height>25</height>
+     <height>27</height>
     </rect>
    </property>
    <widget class="QMenu" name="menuFile">
     <property name="title">
      <string>File</string>
     </property>
-    <addaction name="actionNewFile"/>
+    <addaction name="actionNew"/>
     <addaction name="actionOpen"/>
     <addaction name="separator"/>
     <addaction name="actionQuit"/>
@@ -54,9 +54,9 @@
     <string>Ctrl+O</string>
    </property>
   </action>
-  <action name="actionNewFile">
+  <action name="actionNew">
    <property name="text">
-    <string>New File</string>
+    <string>New</string>
    </property>
    <property name="shortcut">
     <string>Ctrl+N</string>
diff -r 68988ebc2a68 -r 593a658cba8e src/model.h
--- a/src/model.h	Mon Sep 23 14:06:36 2019 +0300
+++ b/src/model.h	Thu Oct 03 11:45:44 2019 +0300
@@ -10,7 +10,7 @@
 public:
 	class EditContext;
 	Model();
-	Model(const Model &) = delete;
+	Model(const Model&) = delete;
 	int size() const;
 	EditContext edit();
 private:
diff -r 68988ebc2a68 -r 593a658cba8e src/modeleditcontext.h
--- a/src/modeleditcontext.h	Mon Sep 23 14:06:36 2019 +0300
+++ b/src/modeleditcontext.h	Thu Oct 03 11:45:44 2019 +0300
@@ -6,9 +6,9 @@
 {
 public:
 	template<typename T, typename... Args>
-	modelobjects::BaseObject* append(Args&&... args);
+	T* append(Args&&... args);
 	template<typename T, typename... Args>
-	modelobjects::BaseObject* insert(int position, Args&&... args);
+	T* insert(int position, Args&&... args);
 	void setObjectProperty(
 		modelobjects::BaseObject* object,
 		modelobjects::Property property,
@@ -20,13 +20,13 @@
 };
 
 template<typename T, typename... Args>
-modelobjects::BaseObject* Model::EditContext::append(Args&&... args)
+T* Model::EditContext::append(Args&&... args)
 {
 	return this->model.append<T>(args...);
 }
 
 template<typename T, typename... Args>
-modelobjects::BaseObject* Model::EditContext::insert(int position, Args&&... args)
+T* Model::EditContext::insert(int position, Args&&... args)
 {
 	return this->model.insert<T>(position, args...);
 }
diff -r 68988ebc2a68 -r 593a658cba8e src/parser.cpp
--- a/src/parser.cpp	Mon Sep 23 14:06:36 2019 +0300
+++ b/src/parser.cpp	Thu Oct 03 11:45:44 2019 +0300
@@ -41,7 +41,7 @@
 	return QString::fromUtf8(this->device.readLine()).trimmed();
 }
 
-const QMap<QString, decltype(LDHeader::type)> Parser::typeStrings {
+static const QMap<QString, decltype(LDHeader::type)> typeStrings {
 	{"Part", LDHeader::Part},
 	{"Subpart", LDHeader::Subpart},
 	{"Shortcut", LDHeader::Shortcut},
@@ -76,7 +76,6 @@
 		QStringList tokens = line
 			.mid(strlen("0 !LDRAW_ORG "))
 			.split(" ", QString::SkipEmptyParts);
-
 		if (not tokens.isEmpty())
 		{
 			QString partTypeString = tokens[0];
@@ -85,7 +84,7 @@
 			// consideration.
 			if (partTypeString.startsWith("Unofficial_"))
 				partTypeString = partTypeString.mid(strlen("Unofficial_"));
-			header.type = Parser::typeStrings.value(partTypeString, LDHeader::Part);
+			header.type = typeStrings.value(partTypeString, LDHeader::Part);
 			header.qualfiers = 0;
 			if (tokens.contains("Alias"))
 				header.qualfiers |= LDHeader::Alias;
@@ -200,7 +199,6 @@
 LDHeader Parser::parseHeader(Winding& winding)
 {
 	LDHeader header = {};
-
 	if (not this->device.atEnd())
 	{
 		// Parse the description
@@ -208,13 +206,11 @@
 		if (descriptionLine.startsWith("0 "))
 		{
 			header.description = descriptionLine.mid(strlen("0 ")).trimmed();
-
 			// Parse the rest of the header
 			while (not this->device.atEnd())
 			{
 				const QString& line = this->readLine();
 				auto result = parseHeaderLine(header, winding, line);
-
 				if (result == ParseFailure)
 				{
 					// Failed to parse this header line, add it as a comment into the body later.
@@ -233,7 +229,6 @@
 			this->bag.append(descriptionLine);
 		}
 	}
-
 	return header;
 }
 
@@ -308,9 +303,49 @@
 	}
 }
 
+static Vertex vertexFromString(const QString& vertex_string)
+{
+	static const QRegExp pattern {R"(^\s*([^\s]+)\s+([^\s]+)\s+([^\s]+)\s*$)"};
+	const bool succeeded = pattern.exactMatch(vertex_string);
+	if (succeeded)
+	{
+		const float x = pattern.cap(1).toFloat(nullptr);
+		const float y = pattern.cap(2).toFloat(nullptr);
+		const float z = pattern.cap(3).toFloat(nullptr);
+		return {x, y, z};
+	}
+	else
+	{
+		return {};
+	}
+}
+
+static modelobjects::Edge* parseEdgeline(
+	Model::EditContext& editor,
+	const QString& line)
+{
+	const bool succeeded = regexes::edgeline.exactMatch(line);
+	if (succeeded)
+	{
+		const Color colour = {regexes::edgeline.cap(1).toInt(nullptr)};
+		const Vertex v_1 = vertexFromString(regexes::edgeline.cap(2));
+		const Vertex v_2 = vertexFromString(regexes::edgeline.cap(3));
+		return editor.append<modelobjects::Edge>(v_1, v_2, colour);
+	}
+	else
+	{
+		return nullptr;
+	}
+}
+
 modelobjects::BaseObject* Parser::parseFromString(
 	Model::EditContext& editor,
 	const QString& line)
 {
-	return editor.append<modelobjects::Comment>(line);
+	modelobjects::Edge* edge = parseEdgeline(editor, line);
+	if (edge)
+	{
+		return edge;
+	}
+	return editor.append<modelobjects::ErrorLine>(line);
 }
diff -r 68988ebc2a68 -r 593a658cba8e src/parser.h
--- a/src/parser.h	Mon Sep 23 14:06:36 2019 +0300
+++ b/src/parser.h	Thu Oct 03 11:45:44 2019 +0300
@@ -33,7 +33,6 @@
 	void parseBody(Model::EditContext& editor);
 	static modelobjects::BaseObject* parseFromString(Model::EditContext& editor,
 		const QString& line);
-	static const QMap<QString, decltype(LDHeader::type)> typeStrings;
 private:
 	enum HeaderParseResult {ParseSuccess, ParseFailure, StopParsing};
 	QString readLine();
diff -r 68988ebc2a68 -r 593a658cba8e src/vertex.cpp
--- a/src/vertex.cpp	Mon Sep 23 14:06:36 2019 +0300
+++ b/src/vertex.cpp	Thu Oct 03 11:45:44 2019 +0300
@@ -31,7 +31,7 @@
 }
 */
 
-double& Vertex::operator[](Axis axis)
+Vertex::ValueType& Vertex::operator[](Axis axis)
 {
 	switch (axis)
 	{
@@ -46,7 +46,7 @@
 	}
 }
 
-double Vertex::operator[](Axis axis) const
+Vertex::ValueType Vertex::operator[](Axis axis) const
 {
 	switch (axis)
 	{
@@ -57,11 +57,11 @@
 	case Z:
 		return this->z;
 	default:
-		return 0.0;
+		return 0;
 	}
 }
 
-void Vertex::setCoordinate(Axis axis, qreal value)
+void Vertex::setCoordinate(Axis axis, ValueType value)
 {
 	(*this)[axis] = value;
 }
@@ -71,7 +71,7 @@
 	return {vector.x(), vector.y(), vector.z()};
 }
 
-Vertex Vertex::operator*(qreal scalar) const
+Vertex Vertex::operator*(ValueType scalar) const
 {
 	return {this->x * scalar, this->y * scalar, this->z * scalar};
 }
@@ -125,7 +125,7 @@
 	};
 }
 
-Vertex& Vertex::operator*=(qreal scalar)
+Vertex& Vertex::operator*=(ValueType scalar)
 {
 	x *= scalar;
 	y *= scalar;
diff -r 68988ebc2a68 -r 593a658cba8e src/vertex.h
--- a/src/vertex.h	Mon Sep 23 14:06:36 2019 +0300
+++ b/src/vertex.h	Thu Oct 03 11:45:44 2019 +0300
@@ -23,22 +23,23 @@
 
 struct Vertex
 {
-	qreal x;
-	qreal y;
-	qreal z;
+	using ValueType = float;
+	ValueType x;
+	ValueType y;
+	ValueType z;
 	// void transform(const class Matrix& matrix, const Vertex& pos);
 	Vertex transformed(const GLRotationMatrix& matrix) const;
-	void setCoordinate(Axis ax, qreal value);
+	void setCoordinate(Axis ax, ValueType value);
 	Vertex& operator+=(const QVector3D& other);
 	Vertex operator+(const QVector3D& other) const;
 	QVector3D operator-(const Vertex& other) const;
 	Vertex operator-(const QVector3D& vector) const;
 	Vertex& operator-=(const QVector3D& vector);
-	Vertex& operator*=(qreal scalar);
-	Vertex operator*(qreal scalar) const;
+	Vertex& operator*=(ValueType scalar);
+	Vertex operator*(ValueType scalar) const;
 	bool operator<(const Vertex& other) const;
-	double& operator[](Axis ax);
-	double operator[](Axis ax) const;
+	ValueType& operator[](Axis ax);
+	ValueType operator[](Axis ax) const;
 	bool operator==(const Vertex& other) const;
 	bool operator!=(const Vertex& other) const;
 	operator QVariant() const;