#include "nmWxGridVTKContainerWidget.h"
// qglobal.h
#include <QVBoxLayout>
#include <QFrame>
#include <QDebug>
#include <QtGlobal>

#pragma comment(lib,"User32.lib")
#pragma comment(lib,"gdi32.lib")
#pragma comment(lib,"OpenGL32.lib")
//#pragma comment(lib,"DbgHelp.lib")
//#pragma comment(lib,"Psapi.lib")
//#pragma comment(lib,"WS2_32.lib")
#pragma comment(lib,"AdvAPI32.lib")
#pragma comment(lib,"shell32.lib")
#include <vtkAutoInit.h>
VTK_MODULE_INIT(vtkRenderingOpenGL)
VTK_MODULE_INIT(vtkInteractionStyle)
//VTK_MODULE_INIT(vtkRenderingFreeType)

#include <QVTKWidget.h>
#include <vtkImageData.h>
#include <vtkActor.h>
#include <vtkCubeSource.h>
#include <vtkCamera.h>
#include <vtkCylinderSource.h>
#include <vtkNew.h>
#include <vtkDataSetMapper.h>
#include <vtkProperty.h>
#include <vtkRenderWindow.h>
#include <QVTKInteractor.h>
#include <vtkRenderer.h>
#include <vtkAlgorithmOutput.h>
#include <vtkSmartPointer.h>
#include <vtkGenericDataObjectReader.h>
#include <vtkNamedColors.h>

#include <QLabel>

//#include "nmWxGridVTKWidget.h"

nmWxGridVTKContainerWidget::nmWxGridVTKContainerWidget(QWidget *parent, QString vtkPath) : QWidget(parent), m_sVtkFilePath(vtkPath)
{
    this->initLayout();
//    this->initVTKWidgetFromFile();
    this->initVTKGridAndSurfaceWidgetFromFile();
    this->showVTK();
}

void nmWxGridVTKContainerWidget::initVTKWidget()
{
    // 初始化QVTKWidget
    QVTKWidget* w = new QVTKWidget;
    // This creates a polygonal cylinder model with eight circumferential facets
    // (i.e, in practice an octagonal prism).
    vtkNew<vtkCylinderSource> cylinder;
    cylinder->SetResolution(8);
    // The mapper is responsible for pushing the geometry into the graphics
    // library. It may also do color mapping, if scalars or other attributes are
    // defined.
    vtkSmartPointer<vtkDataSetMapper> cylinderMapper = vtkSmartPointer<vtkDataSetMapper>::New();
    cylinderMapper->SetInputConnection(cylinder->GetOutputPort());
    // The actor is a grouping mechanism: besides the geometry (mapper), it
    // also has a property, transformation matrix, and/or texture map.
    // Here we set its color and rotate it around the X and Y axes.
    vtkSmartPointer<vtkActor> cylinderActor = vtkSmartPointer<vtkActor>::New();
    cylinderActor->SetMapper(cylinderMapper);
    cylinderActor->RotateX(30.0);
    cylinderActor->RotateY(-45.0);
    // The renderer generates the image
    // which is then displayed on the render window.
    // It can be thought of as a scene to which the actor is added
    vtkSmartPointer<vtkRenderer> renderer = vtkSmartPointer<vtkRenderer>::New();
    renderer->AddActor(cylinderActor);
    // Zoom in a little by accessing the camera and invoking its "Zoom" method.
    renderer->ResetCamera();
    renderer->GetActiveCamera()->Zoom(1.5);
    // The render window is the actual GUI window
    // that appears on the computer screen
    vtkSmartPointer<vtkRenderWindow> renderWindow = vtkSmartPointer<vtkRenderWindow>::New();
    renderWindow->SetSize(800, 600);
    renderWindow->AddRenderer(renderer);
    renderWindow->SetWindowName("Cylinder");
    // The render window interactor captures mouse events
    // and will perform appropriate camera or actor manipulation
    // depending on the nature of the events.
    vtkSmartPointer<QVTKInteractor> renderWindowInteractor = vtkSmartPointer<QVTKInteractor>::New();
    renderWindowInteractor->SetRenderWindow(renderWindow);
    // This starts the event loop and as a side effect causes an initial render.
    renderWindowInteractor->Initialize();
    w->SetRenderWindow(renderWindow.Get());
    renderWindow->Render();
    w->showMaximized();
//    w.show();
//    vLayout.addWidget(&w);
    m_frameLaoyt->addWidget(w);
}

void nmWxGridVTKContainerWidget::initVTKWidgetFromFile()
{
    // 初始化QVTKWidget
    QVTKWidget* w = new QVTKWidget;
    // This creates a polygonal cylinder model with eight circumferential facets
    // (i.e, in practice an octagonal prism).
    QString vtkFilePath = m_sVtkFilePath.length() == 0 ? "D:/geomodelFineGrid.vtk" : m_sVtkFilePath;
    vtkSmartPointer<vtkGenericDataObjectReader> m_reader = vtkSmartPointer<vtkGenericDataObjectReader>::New();
    m_reader->SetFileName(vtkFilePath.toStdString().c_str());
    m_reader->Update();
    // The mapper is responsible for pushing the geometry into the graphics
    // library. It may also do color mapping, if scalars or other attributes are
    // defined.
    vtkSmartPointer<vtkDataSetMapper> cylinderMapper = vtkSmartPointer<vtkDataSetMapper>::New();
    cylinderMapper->SetInputConnection(m_reader->GetOutputPort());
    // The actor is a grouping mechanism: besides the geometry (mapper), it
    // also has a property, transformation matrix, and/or texture map.
    // Here we set its color and rotate it around the X and Y axes.
    vtkNew<vtkNamedColors> m_colors;
    vtkSmartPointer<vtkActor> cylinderActor = vtkSmartPointer<vtkActor>::New();
    cylinderActor->SetMapper(cylinderMapper);
//    cylinderActor->RotateX(30.0);
//    cylinderActor->RotateY(-45.0);
    cylinderActor->GetProperty()->SetColor(m_colors->GetColor3d("Black").GetData());
    cylinderActor->GetProperty()->SetOpacity(0.6);
    // 线actor
    vtkSmartPointer<vtkActor> m_wireframeActor = vtkSmartPointer<vtkActor>::New();
    m_wireframeActor->SetMapper(cylinderMapper);
    m_wireframeActor->GetProperty()->SetRepresentationToWireframe();
    m_wireframeActor->GetProperty()->SetColor(m_colors->GetColor3d("White").GetData());
    m_wireframeActor->GetProperty()->SetSpecular(1.0);
    m_wireframeActor->GetProperty()->SetSpecularPower(50.0);
    m_wireframeActor->GetProperty()->SetAmbient(0.2);
    m_wireframeActor->GetProperty()->SetDiffuse(0.8);
    // The renderer generates the image
    // which is then displayed on the render window.
    // It can be thought of as a scene to which the actor is added
    vtkSmartPointer<vtkRenderer> renderer = vtkSmartPointer<vtkRenderer>::New();
    renderer->AddActor(cylinderActor);
    renderer->AddActor(m_wireframeActor);
    // Zoom in a little by accessing the camera and invoking its "Zoom" method.
    renderer->ResetCamera();
    renderer->GetActiveCamera()->Zoom(1.5);
    // RGB颜色，1.0代表白色
    renderer->SetBackground(1.0, 1.0, 1.0);
    // The render window is the actual GUI window
    // that appears on the computer screen
    vtkSmartPointer<vtkRenderWindow> renderWindow = vtkSmartPointer<vtkRenderWindow>::New();
    renderWindow->SetSize(800, 600);
    renderWindow->AddRenderer(renderer);
    renderWindow->SetWindowName("Cylinder");
    // The render window interactor captures mouse events
    // and will perform appropriate camera or actor manipulation
    // depending on the nature of the events.
    vtkSmartPointer<QVTKInteractor> renderWindowInteractor = vtkSmartPointer<QVTKInteractor>::New();
    renderWindowInteractor->SetRenderWindow(renderWindow);
    // This starts the event loop and as a side effect causes an initial render.
    renderWindowInteractor->Initialize();
    w->SetRenderWindow(renderWindow.Get());
    renderWindow->Render();
    w->showMaximized();
//    w.show();
//    vLayout.addWidget(&w);
    m_frameLaoyt->addWidget(w);
}

void nmWxGridVTKContainerWidget::initVTKGridAndSurfaceWidgetFromFile()
{
    // 初始化QVTKWidget
    QVTKWidget* w = new QVTKWidget;
    QString vtkFilePath = m_sVtkFilePath.length() == 0 ? "D:/geomodelFineGrid.vtk" : m_sVtkFilePath;
    vtkSmartPointer<vtkGenericDataObjectReader> m_reader = vtkSmartPointer<vtkGenericDataObjectReader>::New();
    m_reader->SetFileName(vtkFilePath.toStdString().c_str());
    m_reader->Update();
    // 初始化mapper
    vtkSmartPointer<vtkDataSetMapper> cylinderMapper = vtkSmartPointer<vtkDataSetMapper>::New();
    cylinderMapper->SetInputConnection(m_reader->GetOutputPort());
    // 初始化actor
//    vtkSmartPointer<vtkCubeSource> cubeSource = vtkSmartPointer<vtkCubeSource>::New();
//    vtkSmartPointer<vtkActor> cubeActor = vtkSmartPointer<vtkActor>::New();
//    cubeActor->SetMapper(cylinderMapper);
    // 创建一个actor
    vtkSmartPointer<vtkActor> actor = vtkSmartPointer<vtkActor>::New();
    actor->SetMapper(cylinderMapper);
    // 设置actor的属性，使其同时显示线和面
    actor->GetProperty()->SetRepresentationToSurface();
    actor->GetProperty()->EdgeVisibilityOn(); // 显示边缘
	actor->GetProperty()->SetEdgeVisibility(true); // 允许交互
    actor->GetProperty()->SetColor(0, 120.0/255.0, 215.0/255.0); // 设置面的颜色
//actor->GetProperty()->SetColor(33.0/255.0, 48.0/255.0, 131.0/255.0); // 设置面的颜色
//    // 初始化render
    vtkSmartPointer<vtkRenderer> renderer = vtkSmartPointer<vtkRenderer>::New();
    renderer->AddActor(actor);
    // Zoom in a little by accessing the camera and invoking its "Zoom" method.
    renderer->ResetCamera();
    renderer->GetActiveCamera()->Zoom(1.5);
    // RGB颜色，1.0代表白色
    renderer->SetBackground(0.1, 0.2, 0.3);
    // The render window is the actual GUI window
    // that appears on the computer screen
    vtkSmartPointer<vtkRenderWindow> renderWindow = vtkSmartPointer<vtkRenderWindow>::New();
    renderWindow->SetSize(800, 600);
    renderWindow->AddRenderer(renderer);
    renderWindow->SetWindowName("Cylinder");
    // The render window interactor captures mouse events
    // and will perform appropriate camera or actor manipulation
    // depending on the nature of the events.
    //vtkSmartPointer<QVTKInteractor> renderWindowInteractor = vtkSmartPointer<QVTKInteractor>::New();
    //renderWindowInteractor->SetRenderWindow(renderWindow);
    // This starts the event loop and as a side effect causes an initial render.
    //renderWindowInteractor->Initialize();
    w->SetRenderWindow(renderWindow.Get());
    renderWindow->Render();
    w->showMaximized();
    m_frameLaoyt->addWidget(w);
}

void nmWxGridVTKContainerWidget::showVTK()
{
    //QString vtkFilePath = "D:/geomodelFineGrid.vtk";
    //nmWxGridVTKWidget* vtkWidget = new nmWxGridVTKWidget(vtkFilePath);
    //m_frameLaoyt->addWidget(vtkWidget);
}

void nmWxGridVTKContainerWidget::initLayout()
{
    m_mainLayout = new QVBoxLayout;
    this->setLayout(m_mainLayout);
    QFrame* frame = new QFrame;
    m_frameLaoyt = new QVBoxLayout;
    frame->setLayout(m_frameLaoyt);
    m_mainLayout->addWidget(frame);
    qDebug() << "in initLayout";
}