40000 Chip example implementation

+#include "GraphicsView.h"
+#include <qmath.h>
+
+//View
+View::View(const QString& name, QWidget *parent)
+	: QFrame(parent)
+{
+	//GraphicsView settings
+	graphicsView = new GraphicsView(this);
+	graphicsView->setDragMode(QGraphicsView::RubberBandDrag);
+	graphicsView->setOptimizationFlags(QGraphicsView::DontSavePainterState);
+	graphicsView->setViewportUpdateMode(QGraphicsView::SmartViewportUpdate);
+	graphicsView->setTransformationAnchor(QGraphicsView::AnchorUnderMouse);
+
+	//connect
+
+	//layout
+	QGridLayout *topLayout = new QGridLayout;
+	topLayout->addWidget(graphicsView, 0, 0);
+	setLayout(topLayout);
+
+	setupMatrix();
+}
+
+QGraphicsView* View::view() const
+{
+	return static_cast<QGraphicsView *>(graphicsView);
+}
+
+void View::setupMatrix()
+{
+	qreal scale = qPow(qreal(2), qreal(2));
+
+	QMatrix matrix;
+	matrix.scale(scale, scale);
+	matrix.rotate(qreal(0));
+
+	graphicsView->setMatrix(matrix);
+}
\ No newline at end of file

+#ifndef GRAPHICSVIEW_H
+#define GRAPHICSVIEW_H
+
+#include <QFrame>
+#include <QGraphicsView>
+#include <QGridLayout>
+
+//pre-declare
+class View;
+
+
+class GraphicsView
+	: public QGraphicsView
+{
+	Q_OBJECT
+private:
+	View* view;
+
+public:
+	GraphicsView(View *v): QGraphicsView(), view(v) {};
+};
+
+
+class View
+	: public QFrame
+{
+	Q_OBJECT
+private:
+	GraphicsView *graphicsView;
+
+public:
+	explicit View(const QString& name, QWidget *parent = 0);
+	QGraphicsView *view() const;
+
+public slots:
+	/*void zoomIn(int level = 1);
+	void zoomOut(int level = 1);*/
+	void setupMatrix();
+};
+
+#endif // GRAPHICSVIEW_H

+#include "NodeItem.h"
+#include <QtWidgets>
+
+void NodeItem::mousePressEvent(QGraphicsSceneMouseEvent * event)
+{
+}
+
+void NodeItem::mouseMoveEvent(QGraphicsSceneMouseEvent * event)
+{
+}
+
+void NodeItem::mouseReleaseEvent(QGraphicsSceneMouseEvent * event)
+{
+}
+
+NodeItem::NodeItem(int x, int y)
+{
+	this->x = x;
+	this->y = y;
+	this->color = QColor(0, 0, 0);	//R, G, B
+	setZValue((x+y)%2);
+	
+	setFlags(ItemIsSelectable | ItemIsMovable);
+	setAcceptHoverEvents(true);
+}
+
+QRectF NodeItem::boundingRect() const
+{
+	return QRectF(0, 0, 110, 70);
+}
+
+QPainterPath NodeItem::shape() const
+{
+	QPainterPath path;
+	path.addRect(14, 14, 82, 42);
+	return path;
+}
+
+void NodeItem::paint(QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget)
+{
+	Q_UNUSED(widget);
+
+	QColor fillColor = (option->state & QStyle::State_Selected) ? color.dark(150) : color;
+	if (option->state & QStyle::State_MouseOver)
+		fillColor = fillColor.light(125);
+
+	const qreal& lod = option->levelOfDetailFromTransform(painter->worldTransform());
+	if (lod < 0.2) {
+		if (lod < 0.125) {
+			painter->fillRect(QRectF(0, 0, 110, 70), fillColor);
+			return;
+		}
+
+		QBrush b = painter->brush();
+		painter->setBrush(fillColor);
+		painter->drawRect(13, 13, 97, 57);
+		painter->setBrush(b);
+		return;
+	}
+
+	QPen oldPen = painter->pen();
+	QPen pen = oldPen;
+	int width = 0;
+	if (option->state & QStyle::State_Selected)
+		width += 2;
+
+	pen.setWidth(width);
+	QBrush b = painter->brush();
+	painter->setBrush(QBrush(fillColor.dark(option->state & QStyle::State_Sunken ? 120 : 100)));
+
+	painter->drawRect(QRect(14, 14, 79, 39));
+	painter->setBrush(b);
+
+	if (lod >= 1) {
+		painter->setPen(QPen(Qt::gray, 1));
+		painter->drawLine(15, 54, 94, 54);
+		painter->drawLine(94, 53, 94, 15);
+		painter->setPen(QPen(Qt::black, 0));
+	}
+
+	// Draw text
+	//if (lod >= 2) {
+	//	QFont font("Times", 10);
+	//	font.setStyleStrategy(QFont::ForceOutline);
+	//	painter->setFont(font);
+	//	painter->save();
+	//	painter->scale(0.1, 0.1);
+	//	painter->drawText(170, 180, QString("Model: VSC-2000 (Very Small Chip) at %1x%2").arg(x).arg(y));
+	//	painter->drawText(170, 200, QString("Serial number: DLWR-WEER-123L-ZZ33-SDSJ"));
+	//	painter->drawText(170, 220, QString("Manufacturer: Chip Manufacturer"));
+	//	painter->restore();
+	//}
+
+	// Draw lines
+	//QVarLengthArray<QLineF, 36> lines;
+	//if (lod >= 0.5) {
+	//	for (int i = 0; i <= 10; i += (lod > 0.5 ? 1 : 2)) {
+	//		lines.append(QLineF(18 + 7 * i, 13, 18 + 7 * i, 5));
+	//		lines.append(QLineF(18 + 7 * i, 54, 18 + 7 * i, 62));
+	//	}
+	//	for (int i = 0; i <= 6; i += (lod > 0.5 ? 1 : 2)) {
+	//		lines.append(QLineF(5, 18 + i * 5, 13, 18 + i * 5));
+	//		lines.append(QLineF(94, 18 + i * 5, 102, 18 + i * 5));
+	//	}
+	//}
+	//if (lod >= 0.4) {
+	//	const QLineF lineData[] = {
+	//		QLineF(25, 35, 35, 35),
+	//		QLineF(35, 30, 35, 40),
+	//		QLineF(35, 30, 45, 35),
+	//		QLineF(35, 40, 45, 35),
+	//		QLineF(45, 30, 45, 40),
+	//		QLineF(45, 35, 55, 35)
+	//	};
+	//	lines.append(lineData, 6);
+	//}
+	//painter->drawLines(lines.data(), lines.size());
+
+	// Draw red ink
+	//if (stuff.size() > 1) {
+	//	QPen p = painter->pen();
+	//	painter->setPen(QPen(Qt::red, 1, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin));
+	//	painter->setBrush(Qt::NoBrush);
+	//	QPainterPath path;
+	//	path.moveTo(stuff.first());
+	//	for (int i = 1; i < stuff.size(); ++i)
+	//		path.lineTo(stuff.at(i));
+	//	painter->drawPath(path);
+	//	painter->setPen(p);
+	//}
+}

+#ifndef NODEITEM_H
+#define NODEITEM_H
+
+#include <QColor>
+#include <QGraphicsItem>
+
+
+const int NODE_SIZE = 4;
+
+class NodeItem
+	: public QGraphicsItem
+{
+private:
+	int x;
+	int y;
+	QColor color;
+
+protected:
+	void mousePressEvent(QGraphicsSceneMouseEvent *event) override;
+	void mouseMoveEvent(QGraphicsSceneMouseEvent *event) override;
+	void mouseReleaseEvent(QGraphicsSceneMouseEvent *event) override;
+
+public:
+	NodeItem(int x, int y);
+
+	QRectF boundingRect() const override;
+	QPainterPath shape() const override;
+	void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) override;
+};
+
+#endif // NODEITEM_H
\ No newline at end of file

@@ -66,9 +66,13 @@
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
     <OutDir>$(SolutionDir)$(Platform)\$(Configuration)\</OutDir>
+    <IncludePath>C:\boost\boost_1_63_0;$(IncludePath)</IncludePath>
+    <LibraryPath>C:\boost\boost_1_63_0\stage\lib;$(LibraryPath)</LibraryPath>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
     <OutDir>$(SolutionDir)$(Platform)\$(Configuration)\</OutDir>
+    <IncludePath>C:\boost\boost_1_63_0;$(IncludePath)</IncludePath>
+    <LibraryPath>C:\boost\boost_1_63_0\stage\lib;$(LibraryPath)</LibraryPath>
   </PropertyGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <ClCompile>
@@ -137,6 +141,10 @@
     </Link>
   </ItemDefinitionGroup>
   <ItemGroup>
+    <ClCompile Include="GeneratedFiles\Debug\moc_GraphicsView.cpp">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">true</ExcludedFromBuild>
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
+    </ClCompile>
     <ClCompile Include="GeneratedFiles\Debug\moc_PaperGraphWidget.cpp">
       <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">true</ExcludedFromBuild>
       <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
@@ -151,11 +159,17 @@
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
       </PrecompiledHeader>
     </ClCompile>
+    <ClCompile Include="GeneratedFiles\Release\moc_GraphicsView.cpp">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">true</ExcludedFromBuild>
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+    </ClCompile>
     <ClCompile Include="GeneratedFiles\Release\moc_PaperGraphWidget.cpp">
       <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">true</ExcludedFromBuild>
       <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
     </ClCompile>
+    <ClCompile Include="GraphicsView.cpp" />
     <ClCompile Include="main.cpp" />
+    <ClCompile Include="NodeItem.cpp" />
     <ClCompile Include="PaperGraphWidget.cpp" />
   </ItemGroup>
   <ItemGroup>
@@ -200,6 +214,25 @@
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="GeneratedFiles\ui_PaperGraphWidget.h" />
+    <CustomBuild Include="GraphicsView.h">
+      <AdditionalInputs Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">$(QTDIR)\bin\moc.exe;%(FullPath)</AdditionalInputs>
+      <Message Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">Moc%27ing GraphicsView.h...</Message>
+      <Outputs Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">.\GeneratedFiles\$(ConfigurationName)\moc_%(Filename).cpp</Outputs>
+      <Command Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">"$(QTDIR)\bin\moc.exe"  "%(FullPath)" -o ".\GeneratedFiles\$(ConfigurationName)\moc_%(Filename).cpp"  -DUNICODE -DWIN32 -DQT_DLL -DQT_CORE_LIB -DQT_GUI_LIB -DQT_WIDGETS_LIB "-I.\GeneratedFiles" "-I." "-I$(QTDIR)\include" "-I.\GeneratedFiles\$(ConfigurationName)\." "-I$(QTDIR)\include\QtCore" "-I$(QTDIR)\include\QtGui" "-I$(QTDIR)\include\QtWidgets"</Command>
+      <AdditionalInputs Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">$(QTDIR)\bin\moc.exe;%(FullPath)</AdditionalInputs>
+      <Message Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">Moc%27ing GraphicsView.h...</Message>
+      <Outputs Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">.\GeneratedFiles\$(ConfigurationName)\moc_%(Filename).cpp</Outputs>
+      <Command Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">"$(QTDIR)\bin\moc.exe"  "%(FullPath)" -o ".\GeneratedFiles\$(ConfigurationName)\moc_%(Filename).cpp"  -DUNICODE -DWIN32 -DQT_DLL -DQT_CORE_LIB -DQT_GUI_LIB -DQT_WIDGETS_LIB "-I.\GeneratedFiles" "-I." "-I$(QTDIR)\include" "-I.\GeneratedFiles\$(ConfigurationName)\." "-I$(QTDIR)\include\QtCore" "-I$(QTDIR)\include\QtGui" "-I$(QTDIR)\include\QtWidgets"</Command>
+      <AdditionalInputs Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">$(QTDIR)\bin\moc.exe;%(FullPath)</AdditionalInputs>
+      <Message Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">Moc%27ing GraphicsView.h...</Message>
+      <Outputs Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">.\GeneratedFiles\$(ConfigurationName)\moc_%(Filename).cpp</Outputs>
+      <Command Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">"$(QTDIR)\bin\moc.exe"  "%(FullPath)" -o ".\GeneratedFiles\$(ConfigurationName)\moc_%(Filename).cpp"  -DUNICODE -DWIN32 -DQT_DLL -DQT_NO_DEBUG -DNDEBUG -DQT_CORE_LIB -DQT_GUI_LIB -DQT_WIDGETS_LIB "-I.\GeneratedFiles" "-I." "-I$(QTDIR)\include" "-I.\GeneratedFiles\$(ConfigurationName)\." "-I$(QTDIR)\include\QtCore" "-I$(QTDIR)\include\QtGui" "-I$(QTDIR)\include\QtWidgets"</Command>
+      <AdditionalInputs Condition="'$(Configuration)|$(Platform)'=='Release|x64'">$(QTDIR)\bin\moc.exe;%(FullPath)</AdditionalInputs>
+      <Message Condition="'$(Configuration)|$(Platform)'=='Release|x64'">Moc%27ing GraphicsView.h...</Message>
+      <Outputs Condition="'$(Configuration)|$(Platform)'=='Release|x64'">.\GeneratedFiles\$(ConfigurationName)\moc_%(Filename).cpp</Outputs>
+      <Command Condition="'$(Configuration)|$(Platform)'=='Release|x64'">"$(QTDIR)\bin\moc.exe"  "%(FullPath)" -o ".\GeneratedFiles\$(ConfigurationName)\moc_%(Filename).cpp"  -DUNICODE -DWIN32 -DQT_DLL -DQT_NO_DEBUG -DNDEBUG -DQT_CORE_LIB -DQT_GUI_LIB -DQT_WIDGETS_LIB "-I.\GeneratedFiles" "-I." "-I$(QTDIR)\include" "-I.\GeneratedFiles\$(ConfigurationName)\." "-I$(QTDIR)\include\QtCore" "-I$(QTDIR)\include\QtGui" "-I$(QTDIR)\include\QtWidgets"</Command>
+    </CustomBuild>
+    <ClInclude Include="NodeItem.h" />
   </ItemGroup>
   <ItemGroup>
     <CustomBuild Include="PaperGraphWidget.qrc">

@@ -50,6 +50,18 @@
     <ClCompile Include="GeneratedFiles\qrc_PaperGraphWidget.cpp">
       <Filter>Generated Files</Filter>
     </ClCompile>
+    <ClCompile Include="NodeItem.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="GraphicsView.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="GeneratedFiles\Debug\moc_GraphicsView.cpp">
+      <Filter>Generated Files\Debug</Filter>
+    </ClCompile>
+    <ClCompile Include="GeneratedFiles\Release\moc_GraphicsView.cpp">
+      <Filter>Generated Files\Release</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <CustomBuild Include="PaperGraphWidget.h">
@@ -61,10 +73,16 @@
     <CustomBuild Include="PaperGraphWidget.qrc">
       <Filter>Resource Files</Filter>
     </CustomBuild>
+    <CustomBuild Include="GraphicsView.h">
+      <Filter>Header Files</Filter>
+    </CustomBuild>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="GeneratedFiles\ui_PaperGraphWidget.h">
       <Filter>Generated Files</Filter>
     </ClInclude>
+    <ClInclude Include="NodeItem.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>
\ No newline at end of file

 #include "PaperGraphWidget.h"
+#include "NodeItem.h"
+#include "GraphicsView.h"
 
 PaperGraphWidget::PaperGraphWidget(QWidget *parent)
 	: QWidget(parent)
 {
 	ui.setupUi(this);
+	initscene();
+
+	View *view = new View("temp view");
+	view->view()->setScene(scene);
+	QHBoxLayout *layout = new QHBoxLayout;
+	layout->addWidget(view);
+	setLayout(layout);
+
+	setWindowTitle(tr("Paper Graph Visualization"));
 }
 
-PaperGraphWidget::~PaperGraphWidget()
+void PaperGraphWidget::initscene()
 {
+	scene = new QGraphicsScene(this);
 
+	int x = 0, y;
+	for (int i=-11000; i<11000; i+=110) {
+		++x;
+		y = 0;
+		for (int j=-7000; j<7000; j+=70) {
+			++y;
+			QGraphicsItem *item = new NodeItem(x, y);
+			item->setPos(QPointF(i, j));
+			scene->addItem(item);
+		}
+	}
 }

@@ -2,18 +2,23 @@
 #define PAPERGRAPHWIDGET_H
 
 #include <QtWidgets/QWidget>
+#include <QGraphicsScene>
 #include "ui_PaperGraphWidget.h"
 
+//class QGraphicsScene;
+
 class PaperGraphWidget : public QWidget
 {
 	Q_OBJECT
 
 public:
 	PaperGraphWidget(QWidget *parent = 0);
-	~PaperGraphWidget();
 
 private:
+	void initscene();
+
 	Ui::PaperGraphWidgetClass ui;
+	QGraphicsScene *scene;
 };
 
 #endif // PAPERGRAPHWIDGET_H

 <RCC>
-    <qresource prefix="PaperGraphWidget">
-    </qresource>
+    <qresource prefix="/PaperGraphWidget"/>
+    <qresource prefix="/GraphicsView"/>
+    <qresource prefix="/View"/>
 </RCC>

@@ -13,16 +13,6 @@
   <property name="windowTitle">
    <string>PaperGraphWidget</string>
   </property>
-  <widget class="QGraphicsView" name="graphicsView">
-   <property name="geometry">
-    <rect>
-     <x>10</x>
-     <y>10</y>
-     <width>581</width>
-     <height>381</height>
-    </rect>
-   </property>
-  </widget>
  </widget>
  <layoutdefault spacing="6" margin="11"/>
  <resources>

@@ -3,8 +3,11 @@
 
 int main(int argc, char *argv[])
 {
-	QApplication a(argc, argv);
+	QApplication app(argc, argv);
+	app.setAttribute(Qt::AA_DontCreateNativeWidgetSiblings);
+
 	PaperGraphWidget w;
 	w.show();
-	return a.exec();
+
+	return app.exec();
 }