src/Study/mainwindow.cpp · xiongying/EmptyHead

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EmptyHead

src

Study

mainwindow.cpp

mainwindow.cpp 16.63 KB

#include "mainwindow.h"

#include <QVTKOpenGLNativeWidget.h>
#include <vtkActor.h>
#include <vtkAxesActor.h>
#include <vtkCaptionActor2D.h>
#include <vtkEventQtSlotConnect.h>
#include <vtkInteractorStyleTrackballCamera.h>
#include <vtkOrientationMarkerWidget.h>
#include <vtkOutlineSource.h>
#include <vtkPolyDataMapper.h>
#include <vtkProperty.h>
#include <vtkRenderWindow.h>
#include <vtkRenderer.h>
#include <vtkSTLReader.h>
#include <vtkTextProperty.h>
#include <vtkWorldPointPicker.h>

#include <IGESControl_Reader.hxx>
#include <IVtkOCC_Shape.hxx>
#include <IVtkTools_DisplayModeFilter.hxx>
#include <IVtkTools_ShapeDataSource.hxx>
#include <QBoxLayout>
#include <QColorDialog>
#include <QDockWidget>
#include <QFileDialog>
#include <QInputDialog>
#include <QLineEdit>
#include <QMenuBar>
#include <QTextBrowser>
#include <QToolBar>
#include <STEPControl_Reader.hxx>

#include "epttreewidget.h"
MainWindow::MainWindow(QWidget* parent) : QMainWindow(parent)
{
 this->resize(800, 600);
 this->initMenuToolBar();
 this->initTreeWidget();
 this->initRenderWidget();
 this->initMessageWidget();
}

MainWindow::~MainWindow()
{
}

void MainWindow::initMenuToolBar()
{
 QAction* actImport = new QAction(
 QIcon::fromTheme("default", QIcon(":/icons/default/128x128/Undefined.png")),
 tr("Import"),
 this);

connect(actImport, &QAction::triggered, this, [=, this] {
 QStringList filePaths = QFileDialog::getOpenFileNames(this,
 tr("Choose STL Files"),
 "",
 "STL Files(*.stl);;"
 "STEP Files(*.step;*.stp);;"
 "IGES Files(*.iges;*.igs);;"
 "All Files(*)");
 for (auto filePath : filePaths) {
 QFileInfo fileInfo(filePath);
 if (fileInfo.exists()) {
 QString type = fileInfo.suffix().toLower();
 vtkNew<vtkPolyDataMapper> mapper;
 if (type == "stl") {
 vtkNew<vtkSTLReader> reader;
 reader->SetFileName(filePath.toStdString().c_str());
 reader->Update();
 mapper->SetInputData(reader->GetOutput());
 } else if (type == "step" || type == "stp") {
 STEPControl_Reader Reader;
 Reader.ReadFile(filePath.toStdString().c_str());
 Reader.TransferRoots();
 IVtkOCC_Shape::Handle aShapeImpl = new IVtkOCC_Shape(Reader.Shape());
 vtkNew<IVtkTools_ShapeDataSource> DS;
 DS->SetShape(aShapeImpl);
 DS->Update();
 vtkNew<IVtkTools_DisplayModeFilter> filter;
 filter->SetInputData(DS->GetOutput());
 filter->SetDisplayMode(DM_Shading);
 filter->SetSmoothShading(1);
 filter->Update();
 mapper->SetInputData(filter->GetOutput());
 } else if (type == "iges" || type == "igs") {
 IGESControl_Reader Reader;
 Reader.ReadFile(filePath.toStdString().c_str());
 Reader.TransferRoots();
 IVtkOCC_Shape::Handle aShapeImpl = new IVtkOCC_Shape(Reader.Shape());
 vtkNew<IVtkTools_ShapeDataSource> DS;
 DS->SetShape(aShapeImpl);
 DS->Update();
 vtkNew<IVtkTools_DisplayModeFilter> filter;
 filter->SetInputData(DS->GetOutput());
 filter->SetDisplayMode(DM_Shading);
 filter->SetSmoothShading(1);
 filter->Update();
 mapper->SetInputData(filter->GetOutput());
 }
 vtkSmartPointer<vtkActor> actor = vtkSmartPointer<vtkActor>::New();
 actor->SetMapper(mapper);
 this->Renderer->AddActor(actor);
 this->Renderer->ResetCamera();
 this->Renderer->ResetCameraClippingRange();
 this->QVTKWidget->renderWindow()->Render();

QTreeWidgetItem* item = new QTreeWidgetItem(this->TreeWidget);
 item->setText(0, fileInfo.baseName());
 item->setData(0, Qt::UserRole, QVariant::fromValue(actor));
 }
 }
 });

QMenuBar* menuBar = new QMenuBar(this);
 QMenu* fileMenu = new QMenu(tr("File"), this);
 fileMenu->addAction(actImport);
 menuBar->addMenu(fileMenu);
 this->setMenuBar(menuBar);

QToolBar* fileToolBar = new QToolBar(this);
 fileToolBar->addAction(actImport);
 fileToolBar->setIconSize(QSize(32, 32));
 fileToolBar->setToolButtonStyle(Qt::ToolButtonTextUnderIcon);
 this->addToolBar(fileToolBar);
}

void MainWindow::initTreeWidget()
{
 QDockWidget* treeDockWidget = new QDockWidget(tr("Resources Manager"), this);
 this->TreeWidget = new eptTreeWidget(this);
 this->TreeWidget->setHeaderHidden(true);
 this->TreeWidget->setContextMenuPolicy(Qt::CustomContextMenu);
 this->TreeWidget->setSelectionMode(QAbstractItemView::SingleSelection);
 treeDockWidget->setWidget(this->TreeWidget);
 this->addDockWidget(Qt::LeftDockWidgetArea, treeDockWidget);

QAction* actRemove = new QAction(
 QIcon::fromTheme("default", QIcon(":/icons/default/128x128/Undefined.png")),
 tr("Remove"),
 this);
 connect(actRemove, &QAction::triggered, this, [=, this] {
 vtkSmartPointer<vtkActor> actor = this->TreeWidget->selectedItems()[0]
 ->data(0, Qt::UserRole)
 .value<vtkSmartPointer<vtkActor>>();
 if (actor) {
 this->Renderer->RemoveActor(actor);
 this->QVTKWidget->renderWindow()->Render();
 delete this->TreeWidget->selectedItems()[0];
 }
 });
 QAction* actColor = new QAction(
 QIcon::fromTheme("default", QIcon(":/icons/default/128x128/Undefined.png")),
 tr("Color"),
 this);
 connect(actColor, &QAction::triggered, this, [=, this] {
 vtkSmartPointer<vtkActor> actor = this->TreeWidget->selectedItems()[0]
 ->data(0, Qt::UserRole)
 .value<vtkSmartPointer<vtkActor>>();
 if (actor) {
 double originColor[3], alpha;
 actor->GetProperty()->GetColor(originColor);
 alpha = actor->GetProperty()->GetOpacity();
 QColor color = QColorDialog::getColor(QColor(originColor[0] * 255,
 originColor[1] * 255,
 originColor[2] * 255,
 alpha * 255),
 this->TreeWidget,
 tr("Color Settings"),
 QColorDialog::ShowAlphaChannel);
 if (!color.isValid()) {
 return;
 }
 actor->GetProperty()->SetColor(color.redF(), color.greenF(), color.blueF());
 actor->GetProperty()->SetOpacity(color.alphaF());
 this->QVTKWidget->renderWindow()->Render();
 }
 });
 QAction* actFocus = new QAction(
 QIcon::fromTheme("default", QIcon(":/icons/default/128x128/Undefined.png")),
 tr("Focus"),
 this);
 connect(actFocus, &QAction::triggered, this, [=, this] {
 vtkSmartPointer<vtkActor> actor = this->TreeWidget->selectedItems()[0]
 ->data(0, Qt::UserRole)
 .value<vtkSmartPointer<vtkActor>>();
 if (actor) {
 this->Renderer->ResetCamera(actor->GetBounds());
 this->QVTKWidget->renderWindow()->Render();
 }
 });
 QAction* actEdgeVisible = new QAction(
 QIcon::fromTheme("default", QIcon(":/icons/default/128x128/Undefined.png")),
 tr("Edge Visible"),
 this);
 actEdgeVisible->setCheckable(1);
 connect(actEdgeVisible, &QAction::toggled, this, [=, this](bool visible) {
 vtkSmartPointer<vtkActor> actor = this->TreeWidget->selectedItems()[0]
 ->data(0, Qt::UserRole)
 .value<vtkSmartPointer<vtkActor>>();
 if (actor) {
 actor->GetProperty()->SetEdgeVisibility(visible);
 this->QVTKWidget->renderWindow()->Render();
 }
 });
 QAction* actLineWidth = new QAction(
 QIcon::fromTheme("default", QIcon(":/icons/default/128x128/Undefined.png")),
 tr("Line Width"),
 this);
 connect(actLineWidth, &QAction::triggered, this, [=, this] {
 vtkSmartPointer<vtkActor> actor = this->TreeWidget->selectedItems()[0]
 ->data(0, Qt::UserRole)
 .value<vtkSmartPointer<vtkActor>>();
 if (actor) {
 double originWidth = actor->GetProperty()->GetLineWidth();
 double setWidth = QInputDialog::getDouble(this,
 tr("Property Settings"),
 tr("Line Width: "),
 originWidth,
 0,
 9999,
 3);
 actor->GetProperty()->SetLineWidth(setWidth);
 this->QVTKWidget->renderWindow()->Render();
 }
 });
 QAction* actVisible = new QAction(
 QIcon::fromTheme("default", QIcon(":/icons/default/128x128/Undefined.png")),
 tr("Visible"),
 this);
 actVisible->setCheckable(1);
 actVisible->setChecked(1);
 connect(actVisible, &QAction::toggled, this, [=, this](bool visible) {
 vtkSmartPointer<vtkActor> actor = this->TreeWidget->selectedItems()[0]
 ->data(0, Qt::UserRole)
 .value<vtkSmartPointer<vtkActor>>();
 if (actor) {
 actor->SetVisibility(visible);
 this->QVTKWidget->renderWindow()->Render();
 }
 });

connect(this->TreeWidget, &QTreeWidget::customContextMenuRequested, this, [=, this] {
 if (this->TreeWidget->selectedItems().size() == 0) {
 return;
 }
 QMenu* menu = new QMenu(this->TreeWidget);
 menu->setAttribute(Qt::WA_DeleteOnClose);
 menu->addAction(actRemove);
 menu->addAction(actColor);
 menu->addAction(actFocus);
 menu->addAction(actEdgeVisible);
 menu->addAction(actLineWidth);
 menu->addAction(actVisible);
 menu->move(QCursor::pos());
 menu->show();
 });

connect(this->TreeWidget, &QTreeWidget::itemSelectionChanged, this, [=, this] {
 if (this->HighLightedActor) {
 this->Renderer->RemoveActor(this->HighLightedActor);
 this->HighLightedActor = nullptr;
 }
 if (!this->TreeWidget->selectedItems().empty()) {
 QTreeWidgetItem* item = this->TreeWidget->selectedItems()[0];
 vtkSmartPointer<vtkActor> actor =
 item->data(0, Qt::UserRole).value<vtkSmartPointer<vtkActor>>();
 vtkNew<vtkOutlineSource> outlineSource;
 outlineSource->SetBounds(actor->GetBounds());
 vtkNew<vtkPolyDataMapper> outlineMapper;
 outlineMapper->SetInputConnection(outlineSource->GetOutputPort());
 this->HighLightedActor = vtkSmartPointer<vtkActor>::New();
 this->HighLightedActor->SetMapper(outlineMapper);
 this->HighLightedActor->GetProperty()->SetColor(1.0, 0.0, 0.0);
 this->HighLightedActor->GetProperty()->SetLineWidth(3);
 this->Renderer->AddActor(this->HighLightedActor);
 }
 this->QVTKWidget->renderWindow()->Render();
 });
}

void MainWindow::initRenderWidget()
{
 QWidget* renderWidget = new QWidget(this);
 this->setCentralWidget(renderWidget);
 QVBoxLayout* vLayout = new QVBoxLayout(renderWidget);
 vLayout->setContentsMargins(0, 0, 0, 0);
 this->QVTKWidget = new QVTKOpenGLNativeWidget(renderWidget);
 vLayout->addWidget(this->QVTKWidget);
 this->Renderer = vtkSmartPointer<vtkRenderer>::New();
 this->Renderer->SetBackground(1.0, 1.0, 1.0);
 this->QVTKWidget->renderWindow()->AddRenderer(this->Renderer);
 vtkNew<vtkInteractorStyleTrackballCamera> interactor;
 interactor->SetDefaultRenderer(this->Renderer);
 this->QVTKWidget->interactor()->SetInteractorStyle(interactor);

// 初始化角落坐标系
 vtkNew<vtkAxesActor> axisActor;
 axisActor->GetXAxisCaptionActor2D()->GetCaptionTextProperty()->SetColor(1, 0, 0);
 axisActor->GetYAxisCaptionActor2D()->GetCaptionTextProperty()->SetColor(0, 1, 0);
 axisActor->GetZAxisCaptionActor2D()->GetCaptionTextProperty()->SetColor(0, 0, 1);
 axisActor->SetShaftTypeToCylinder();
 axisActor->SetTipTypeToCone();
 axisActor->SetCylinderRadius(1.5 * axisActor->GetCylinderRadius());
 axisActor->SetConeRadius(1.5 * axisActor->GetConeRadius());
 axisActor->SetSphereRadius(1.5 * axisActor->GetSphereRadius());
 axisActor->GetXAxisCaptionActor2D()->GetCaptionTextProperty()->ShadowOff();
 axisActor->GetYAxisCaptionActor2D()->GetCaptionTextProperty()->ShadowOff();
 axisActor->GetZAxisCaptionActor2D()->GetCaptionTextProperty()->ShadowOff();

this->AxisWidget = vtkSmartPointer<vtkOrientationMarkerWidget>::New();
 this->AxisWidget->SetOutlineColor(0.9300, 0.5700, 0.1300);
 this->AxisWidget->SetOrientationMarker(axisActor);
 this->AxisWidget->SetInteractor(this->QVTKWidget->renderWindow()->GetInteractor());
 this->AxisWidget->SetViewport(0.0, 0.0, 0.07, 0.1);
 this->AxisWidget->SetEnabled(1);
 this->AxisWidget->InteractiveOff();

this->Connector = vtkSmartPointer<vtkEventQtSlotConnect>::New();
 this->WorldPicker = vtkSmartPointer<vtkWorldPointPicker>::New();
}

#define MessageColorRed(STRING) \
 QString(tr("" STRING "" \
 " "))
#define MessageColorBlue(STRING) \
 QString(tr("" STRING "" \
 " "))
#define MessageColorGreen(STRING) \
 QString(tr("" STRING "" \
 " "))

void MainWindow::initMessageWidget()
{
 QWidget* messageWidget = new QWidget(this);
 QVBoxLayout* vLayout = new QVBoxLayout(messageWidget);
 QDockWidget* messageDockWidget = new QDockWidget(tr("Message Manager"), this);
 this->TextBrowser = new QTextBrowser(this);
 vLayout->addWidget(this->TextBrowser);
 this->LineEdit = new QLineEdit(this);
 vLayout->addWidget(this->LineEdit);
 messageDockWidget->setWidget(messageWidget);
 this->addDockWidget(Qt::RightDockWidgetArea, messageDockWidget);

connect(this->LineEdit, &QLineEdit::returnPressed, this, [=, this] {
 if (this->LineEdit->text().isEmpty()) {
 return;
 }
 QString message = this->LineEdit->text();
 this->TextBrowser->append(message);
 this->LineEdit->clear();

QString result = MessageColorGreen("Command Done.");
 if (message == "MT ON") { // 打开鼠标跟踪
 this->Connector->Connect(this->QVTKWidget->interactor(),
 vtkCommand::MouseMoveEvent,
 this,
 SLOT(updateMouseInfo()));
 } else if (message == "MT OFF") { // 关闭鼠标跟踪
 this->Connector->Disconnect(this->QVTKWidget->interactor(),
 vtkCommand::MouseMoveEvent,
 this,
 SLOT(updateMouseInfo()));
 } else {
 result = MessageColorRed("Unknown Command!");
 }
 this->TextBrowser->append(result);
 });
}

void MainWindow::updateMouseInfo()
{
 int x, y;
 this->QVTKWidget->interactor()->GetEventPosition(x, y);
 this->WorldPicker->Pick(x, y, 0, this->Renderer);
 double pos[3];
 this->WorldPicker->GetPickPosition(pos);
 QString message = QString::number(pos[0]) + "," + QString::number(pos[1]) + "," +
 QString::number(pos[2]);
 this->TextBrowser->append(message);
}

一键复制编辑原始数据按行查看历史

LucasLYF 提交于 2024年10月24日 21:46 +08:00 . update Study

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#include "mainwindow.h"

#include <QVTKOpenGLNativeWidget.h>
#include <vtkActor.h>
#include <vtkAxesActor.h>
#include <vtkCaptionActor2D.h>
#include <vtkEventQtSlotConnect.h>
#include <vtkInteractorStyleTrackballCamera.h>
#include <vtkOrientationMarkerWidget.h>
#include <vtkOutlineSource.h>
#include <vtkPolyDataMapper.h>
#include <vtkProperty.h>
#include <vtkRenderWindow.h>
#include <vtkRenderer.h>
#include <vtkSTLReader.h>
#include <vtkTextProperty.h>
#include <vtkWorldPointPicker.h>

#include <IGESControl_Reader.hxx>
#include <IVtkOCC_Shape.hxx>
#include <IVtkTools_DisplayModeFilter.hxx>
#include <IVtkTools_ShapeDataSource.hxx>
#include <QBoxLayout>
#include <QColorDialog>
#include <QDockWidget>
#include <QFileDialog>
#include <QInputDialog>
#include <QLineEdit>
#include <QMenuBar>
#include <QTextBrowser>
#include <QToolBar>
#include <STEPControl_Reader.hxx>

#include "epttreewidget.h"
MainWindow::MainWindow(QWidget* parent) : QMainWindow(parent)
{
 this->resize(800, 600);
 this->initMenuToolBar();
 this->initTreeWidget();
 this->initRenderWidget();
 this->initMessageWidget();
}

MainWindow::~MainWindow()
{
}

void MainWindow::initMenuToolBar()
{
 QAction* actImport = new QAction(
 QIcon::fromTheme("default", QIcon(":/icons/default/128x128/Undefined.png")),
 tr("Import"),
 this);

 connect(actImport, &QAction::triggered, this, [=, this] {
 QStringList filePaths = QFileDialog::getOpenFileNames(this,
 tr("Choose STL Files"),
 "",
 "STL Files(*.stl);;"
 "STEP Files(*.step;*.stp);;"
 "IGES Files(*.iges;*.igs);;"
 "All Files(*)");
 for (auto filePath : filePaths) {
 QFileInfo fileInfo(filePath);
 if (fileInfo.exists()) {
 QString type = fileInfo.suffix().toLower();
 vtkNew<vtkPolyDataMapper> mapper;
 if (type == "stl") {
 vtkNew<vtkSTLReader> reader;
 reader->SetFileName(filePath.toStdString().c_str());
 reader->Update();
 mapper->SetInputData(reader->GetOutput());
 } else if (type == "step" || type == "stp") {
 STEPControl_Reader Reader;
 Reader.ReadFile(filePath.toStdString().c_str());
 Reader.TransferRoots();
 IVtkOCC_Shape::Handle aShapeImpl = new IVtkOCC_Shape(Reader.Shape());
 vtkNew<IVtkTools_ShapeDataSource> DS;
 DS->SetShape(aShapeImpl);
 DS->Update();
 vtkNew<IVtkTools_DisplayModeFilter> filter;
 filter->SetInputData(DS->GetOutput());
 filter->SetDisplayMode(DM_Shading);
 filter->SetSmoothShading(1);
 filter->Update();
 mapper->SetInputData(filter->GetOutput());
 } else if (type == "iges" || type == "igs") {
 IGESControl_Reader Reader;
 Reader.ReadFile(filePath.toStdString().c_str());
 Reader.TransferRoots();
 IVtkOCC_Shape::Handle aShapeImpl = new IVtkOCC_Shape(Reader.Shape());
 vtkNew<IVtkTools_ShapeDataSource> DS;
 DS->SetShape(aShapeImpl);
 DS->Update();
 vtkNew<IVtkTools_DisplayModeFilter> filter;
 filter->SetInputData(DS->GetOutput());
 filter->SetDisplayMode(DM_Shading);
 filter->SetSmoothShading(1);
 filter->Update();
 mapper->SetInputData(filter->GetOutput());
 }
 vtkSmartPointer<vtkActor> actor = vtkSmartPointer<vtkActor>::New();
 actor->SetMapper(mapper);
 this->Renderer->AddActor(actor);
 this->Renderer->ResetCamera();
 this->Renderer->ResetCameraClippingRange();
 this->QVTKWidget->renderWindow()->Render();

 QTreeWidgetItem* item = new QTreeWidgetItem(this->TreeWidget);
 item->setText(0, fileInfo.baseName());
 item->setData(0, Qt::UserRole, QVariant::fromValue(actor));
 }
 }
 });

 QMenuBar* menuBar = new QMenuBar(this);
 QMenu* fileMenu = new QMenu(tr("File"), this);
 fileMenu->addAction(actImport);
 menuBar->addMenu(fileMenu);
 this->setMenuBar(menuBar);

 QToolBar* fileToolBar = new QToolBar(this);
 fileToolBar->addAction(actImport);
 fileToolBar->setIconSize(QSize(32, 32));
 fileToolBar->setToolButtonStyle(Qt::ToolButtonTextUnderIcon);
 this->addToolBar(fileToolBar);
}

void MainWindow::initTreeWidget()
{
 QDockWidget* treeDockWidget = new QDockWidget(tr("Resources Manager"), this);
 this->TreeWidget = new eptTreeWidget(this);
 this->TreeWidget->setHeaderHidden(true);
 this->TreeWidget->setContextMenuPolicy(Qt::CustomContextMenu);
 this->TreeWidget->setSelectionMode(QAbstractItemView::SingleSelection);
 treeDockWidget->setWidget(this->TreeWidget);
 this->addDockWidget(Qt::LeftDockWidgetArea, treeDockWidget);

 QAction* actRemove = new QAction(
 QIcon::fromTheme("default", QIcon(":/icons/default/128x128/Undefined.png")),
 tr("Remove"),
 this);
 connect(actRemove, &QAction::triggered, this, [=, this] {
 vtkSmartPointer<vtkActor> actor = this->TreeWidget->selectedItems()[0]
 ->data(0, Qt::UserRole)
 .value<vtkSmartPointer<vtkActor>>();
 if (actor) {
 this->Renderer->RemoveActor(actor);
 this->QVTKWidget->renderWindow()->Render();
 delete this->TreeWidget->selectedItems()[0];
 }
 });
 QAction* actColor = new QAction(
 QIcon::fromTheme("default", QIcon(":/icons/default/128x128/Undefined.png")),
 tr("Color"),
 this);
 connect(actColor, &QAction::triggered, this, [=, this] {
 vtkSmartPointer<vtkActor> actor = this->TreeWidget->selectedItems()[0]
 ->data(0, Qt::UserRole)
 .value<vtkSmartPointer<vtkActor>>();
 if (actor) {
 double originColor[3], alpha;
 actor->GetProperty()->GetColor(originColor);
 alpha = actor->GetProperty()->GetOpacity();
 QColor color = QColorDialog::getColor(QColor(originColor[0] * 255,
 originColor[1] * 255,
 originColor[2] * 255,
 alpha * 255),
 this->TreeWidget,
 tr("Color Settings"),
 QColorDialog::ShowAlphaChannel);
 if (!color.isValid()) {
 return;
 }
 actor->GetProperty()->SetColor(color.redF(), color.greenF(), color.blueF());
 actor->GetProperty()->SetOpacity(color.alphaF());
 this->QVTKWidget->renderWindow()->Render();
 }
 });
 QAction* actFocus = new QAction(
 QIcon::fromTheme("default", QIcon(":/icons/default/128x128/Undefined.png")),
 tr("Focus"),
 this);
 connect(actFocus, &QAction::triggered, this, [=, this] {
 vtkSmartPointer<vtkActor> actor = this->TreeWidget->selectedItems()[0]
 ->data(0, Qt::UserRole)
 .value<vtkSmartPointer<vtkActor>>();
 if (actor) {
 this->Renderer->ResetCamera(actor->GetBounds());
 this->QVTKWidget->renderWindow()->Render();
 }
 });
 QAction* actEdgeVisible = new QAction(
 QIcon::fromTheme("default", QIcon(":/icons/default/128x128/Undefined.png")),
 tr("Edge Visible"),
 this);
 actEdgeVisible->setCheckable(1);
 connect(actEdgeVisible, &QAction::toggled, this, [=, this](bool visible) {
 vtkSmartPointer<vtkActor> actor = this->TreeWidget->selectedItems()[0]
 ->data(0, Qt::UserRole)
 .value<vtkSmartPointer<vtkActor>>();
 if (actor) {
 actor->GetProperty()->SetEdgeVisibility(visible);
 this->QVTKWidget->renderWindow()->Render();
 }
 });
 QAction* actLineWidth = new QAction(
 QIcon::fromTheme("default", QIcon(":/icons/default/128x128/Undefined.png")),
 tr("Line Width"),
 this);
 connect(actLineWidth, &QAction::triggered, this, [=, this] {
 vtkSmartPointer<vtkActor> actor = this->TreeWidget->selectedItems()[0]
 ->data(0, Qt::UserRole)
 .value<vtkSmartPointer<vtkActor>>();
 if (actor) {
 double originWidth = actor->GetProperty()->GetLineWidth();
 double setWidth = QInputDialog::getDouble(this,
 tr("Property Settings"),
 tr("Line Width: "),
 originWidth,
 0,
 9999,
 3);
 actor->GetProperty()->SetLineWidth(setWidth);
 this->QVTKWidget->renderWindow()->Render();
 }
 });
 QAction* actVisible = new QAction(
 QIcon::fromTheme("default", QIcon(":/icons/default/128x128/Undefined.png")),
 tr("Visible"),
 this);
 actVisible->setCheckable(1);
 actVisible->setChecked(1);
 connect(actVisible, &QAction::toggled, this, [=, this](bool visible) {
 vtkSmartPointer<vtkActor> actor = this->TreeWidget->selectedItems()[0]
 ->data(0, Qt::UserRole)
 .value<vtkSmartPointer<vtkActor>>();
 if (actor) {
 actor->SetVisibility(visible);
 this->QVTKWidget->renderWindow()->Render();
 }
 });

 connect(this->TreeWidget, &QTreeWidget::customContextMenuRequested, this, [=, this] {
 if (this->TreeWidget->selectedItems().size() == 0) {
 return;
 }
 QMenu* menu = new QMenu(this->TreeWidget);
 menu->setAttribute(Qt::WA_DeleteOnClose);
 menu->addAction(actRemove);
 menu->addAction(actColor);
 menu->addAction(actFocus);
 menu->addAction(actEdgeVisible);
 menu->addAction(actLineWidth);
 menu->addAction(actVisible);
 menu->move(QCursor::pos());
 menu->show();
 });

 connect(this->TreeWidget, &QTreeWidget::itemSelectionChanged, this, [=, this] {
 if (this->HighLightedActor) {
 this->Renderer->RemoveActor(this->HighLightedActor);
 this->HighLightedActor = nullptr;
 }
 if (!this->TreeWidget->selectedItems().empty()) {
 QTreeWidgetItem* item = this->TreeWidget->selectedItems()[0];
 vtkSmartPointer<vtkActor> actor =
 item->data(0, Qt::UserRole).value<vtkSmartPointer<vtkActor>>();
 vtkNew<vtkOutlineSource> outlineSource;
 outlineSource->SetBounds(actor->GetBounds());
 vtkNew<vtkPolyDataMapper> outlineMapper;
 outlineMapper->SetInputConnection(outlineSource->GetOutputPort());
 this->HighLightedActor = vtkSmartPointer<vtkActor>::New();
 this->HighLightedActor->SetMapper(outlineMapper);
 this->HighLightedActor->GetProperty()->SetColor(1.0, 0.0, 0.0);
 this->HighLightedActor->GetProperty()->SetLineWidth(3);
 this->Renderer->AddActor(this->HighLightedActor);
 }
 this->QVTKWidget->renderWindow()->Render();
 });
}

void MainWindow::initRenderWidget()
{
 QWidget* renderWidget = new QWidget(this);
 this->setCentralWidget(renderWidget);
 QVBoxLayout* vLayout = new QVBoxLayout(renderWidget);
 vLayout->setContentsMargins(0, 0, 0, 0);
 this->QVTKWidget = new QVTKOpenGLNativeWidget(renderWidget);
 vLayout->addWidget(this->QVTKWidget);
 this->Renderer = vtkSmartPointer<vtkRenderer>::New();
 this->Renderer->SetBackground(1.0, 1.0, 1.0);
 this->QVTKWidget->renderWindow()->AddRenderer(this->Renderer);
 vtkNew<vtkInteractorStyleTrackballCamera> interactor;
 interactor->SetDefaultRenderer(this->Renderer);
 this->QVTKWidget->interactor()->SetInteractorStyle(interactor);

 // 初始化角落坐标系
 vtkNew<vtkAxesActor> axisActor;
 axisActor->GetXAxisCaptionActor2D()->GetCaptionTextProperty()->SetColor(1, 0, 0);
 axisActor->GetYAxisCaptionActor2D()->GetCaptionTextProperty()->SetColor(0, 1, 0);
 axisActor->GetZAxisCaptionActor2D()->GetCaptionTextProperty()->SetColor(0, 0, 1);
 axisActor->SetShaftTypeToCylinder();
 axisActor->SetTipTypeToCone();
 axisActor->SetCylinderRadius(1.5 * axisActor->GetCylinderRadius());
 axisActor->SetConeRadius(1.5 * axisActor->GetConeRadius());
 axisActor->SetSphereRadius(1.5 * axisActor->GetSphereRadius());
 axisActor->GetXAxisCaptionActor2D()->GetCaptionTextProperty()->ShadowOff();
 axisActor->GetYAxisCaptionActor2D()->GetCaptionTextProperty()->ShadowOff();
 axisActor->GetZAxisCaptionActor2D()->GetCaptionTextProperty()->ShadowOff();

 this->AxisWidget = vtkSmartPointer<vtkOrientationMarkerWidget>::New();
 this->AxisWidget->SetOutlineColor(0.9300, 0.5700, 0.1300);
 this->AxisWidget->SetOrientationMarker(axisActor);
 this->AxisWidget->SetInteractor(this->QVTKWidget->renderWindow()->GetInteractor());
 this->AxisWidget->SetViewport(0.0, 0.0, 0.07, 0.1);
 this->AxisWidget->SetEnabled(1);
 this->AxisWidget->InteractiveOff();

 this->Connector = vtkSmartPointer<vtkEventQtSlotConnect>::New();
 this->WorldPicker = vtkSmartPointer<vtkWorldPointPicker>::New();
}

#define MessageColorRed(STRING) \
 QString(tr("<font color=red>" STRING "</font>" \
 "<font color=black> </font>"))
#define MessageColorBlue(STRING) \
 QString(tr("<font color=blue>" STRING "</font>" \
 "<font color=black> </font>"))
#define MessageColorGreen(STRING) \
 QString(tr("<font color=green>" STRING "</font>" \
 "<font color=black> </font>"))

void MainWindow::initMessageWidget()
{
 QWidget* messageWidget = new QWidget(this);
 QVBoxLayout* vLayout = new QVBoxLayout(messageWidget);
 QDockWidget* messageDockWidget = new QDockWidget(tr("Message Manager"), this);
 this->TextBrowser = new QTextBrowser(this);
 vLayout->addWidget(this->TextBrowser);
 this->LineEdit = new QLineEdit(this);
 vLayout->addWidget(this->LineEdit);
 messageDockWidget->setWidget(messageWidget);
 this->addDockWidget(Qt::RightDockWidgetArea, messageDockWidget);

 connect(this->LineEdit, &QLineEdit::returnPressed, this, [=, this] {
 if (this->LineEdit->text().isEmpty()) {
 return;
 }
 QString message = this->LineEdit->text();
 this->TextBrowser->append(message);
 this->LineEdit->clear();

 QString result = MessageColorGreen("Command Done.");
 if (message == "MT ON") { // 打开鼠标跟踪
 this->Connector->Connect(this->QVTKWidget->interactor(),
 vtkCommand::MouseMoveEvent,
 this,
 SLOT(updateMouseInfo()));
 } else if (message == "MT OFF") { // 关闭鼠标跟踪
 this->Connector->Disconnect(this->QVTKWidget->interactor(),
 vtkCommand::MouseMoveEvent,
 this,
 SLOT(updateMouseInfo()));
 } else {
 result = MessageColorRed("Unknown Command!");
 }
 this->TextBrowser->append(result);
 });
}

void MainWindow::updateMouseInfo()
{
 int x, y;
 this->QVTKWidget->interactor()->GetEventPosition(x, y);
 this->WorldPicker->Pick(x, y, 0, this->Renderer);
 double pos[3];
 this->WorldPicker->GetPickPosition(pos);
 QString message = QString::number(pos[0]) + "," + QString::number(pos[1]) + "," +
 QString::number(pos[2]);
 this->TextBrowser->append(message);
}