Files
handleaiuinew/HanddleAI/HandleAiUi-new/uiModule/uiModule_imageView.h
T

472 lines
13 KiB
C++

#pragma once
#include <QApplication>
#include <QWidget>
#include <QVBoxLayout>
#include <QLabel>
#include <QGraphicsView>
#include <QGraphicsScene>
#include <QGraphicsPixmapItem>
#include <QPixmap>
#include <QWheelEvent>
#include <QKeyEvent>
#include <opencv.hpp>
#include <QMenu>
#include <QAction>
#include <qmessagebox.h>
#include <qmutex.h>
#include <uiModule/components/fancyButton.h>
#include "qscrollbar.h"
#include "globalStruct.h"
#include <qqueue.h>
#include <qthread.h>
class ImageWidgetManager;
class SonGraphicsView :
public QGraphicsView
{
//Q_OBJECT
public:
QGraphicsScene* scene;
SonGraphicsView()
{
//scene = new QGraphicsScene();
//this->setScene(scene);
mutex.lock();
setDragMode(QGraphicsView::DragMode::NoDrag);
setInteractive(false);
setEnabled(false);
scene = new QGraphicsScene();
this->setScene(scene);
imgLabel = new QLabel();
scene->clear();
scene->addWidget(imgLabel);
imgLabel->setMaximumSize(9999, 9999);
this->setStyleSheet("QGraphicsView {"
"background: transparent;"
"background-image: url(:/topBar/icon/waitting.png);"
"background-repeat: no-repeat;"
"background-position: center center;"
"background-size: contain;"
"}");
mutex.unlock();
}
void setImg(QImage& image)
{
if (image.isNull())
return;
showImg(QPixmap::fromImage(image));
}
void setImg(cv::Mat& src)
{
if (src.empty())
return;
showImg(QPixmap::fromImage(cvMatToQImage(src)));
}
void setImg(QPixmap& pixmap)
{
showImg(pixmap);
}
void resetImage()
{
scene->clear();
setEnabled(false);
}
protected:
virtual void wheelEvent(QWheelEvent* event) override
{
if (scene->children().size()==0)
return;
QPoint numDegrees = event->angleDelta() / 8;
if (!numDegrees.isNull()) {
QPoint numSteps = numDegrees / 15;
zoom(numSteps);
}
event->accept();
}
virtual void keyPressEvent(QKeyEvent* event) override
{
//if (event->key() == Qt::Key_O) {
// this->resetTransform();
// this->setSceneRect(m_image.rect());
// this->fitInView(QRect(0, 0, m_image.width(), m_image.height()), Qt::KeepAspectRatio);
//}
}
virtual void mousePressEvent(QMouseEvent* event) override
{
if (event->button() == Qt::LeftButton) {
togglePan(true, event->pos());
event->accept();
return;
}
event->ignore();
}
virtual void mouseMoveEvent(QMouseEvent* event) override
{
if (m_isPan) {
pan(event->pos());
event->accept();
return;
}
event->ignore();
}
virtual void mouseReleaseEvent(QMouseEvent* event) override
{
if (event->button() == Qt::LeftButton) {
togglePan(false);
event->accept();
return;
}
event->ignore();
}
void zoom(QPoint factor)
{
QRectF FOV = this->mapToScene(this->rect()).boundingRect();
QRectF FOVImage = QRectF(FOV.left(), FOV.top(), FOV.width(), FOV.height());
float scaleX = static_cast<float>(imageWidth) / FOVImage.width();
float scaleY = static_cast<float>(imageHeight) / FOVImage.height();
float minScale = scaleX > scaleY ? scaleY : scaleX;
float maxScale = scaleX > scaleY ? scaleX : scaleY;
if ((factor.y() > 0 && minScale > 100) || (factor.y() < 0 && maxScale < 1)) {
return;
}
if (factor.y() > 0)
scale(1.2, 1.2);
else
scale(0.8, 0.8);
}
void togglePan(bool pan, const QPoint& startPos = QPoint())
{
if (pan) {
if (m_isPan) {
return;
}
m_isPan = true;
m_prevPan = startPos;
setCursor(Qt::ClosedHandCursor);
}
else {
if (!m_isPan) {
return;
}
m_isPan = false;
m_prevPan = QPoint(0, 0);
setCursor(Qt::ArrowCursor);
}
}
void pan(const QPoint& panTo)
{
auto hBar = horizontalScrollBar();
auto vBar = verticalScrollBar();
auto delta = panTo - m_prevPan;
m_prevPan = panTo;
hBar->setValue(hBar->value() - delta.x());
vBar->setValue(vBar->value() - delta.y());
}
private:
void showImg(QPixmap& img)
{
mutex.lock();
setEnabled(true);
setMouseTracking(true);
QRect rect = img.rect();
imageWidth = rect.width();
imageHeight = rect.height();
imgLabel->setFixedSize(imageWidth, imageHeight);
setSceneRect(rect);
this->fitInView(scene->itemsBoundingRect(), Qt::KeepAspectRatio);
mutex.unlock();
}
bool m_isPan;
QPoint m_prevPan;
QLabel* imgLabel;
QGraphicsItemGroup* rectGroup = nullptr;
int imageWidth = 1; int imageHeight = 1;
QMutex mutex;
};
class ImageWidget : public QWidget {
public:
ImageWidget(QWidget* parent = nullptr) : QWidget(parent) {
QVBoxLayout* layout = new QVBoxLayout(this);
layout->setContentsMargins(5, 5, 5, 5);
view = new SonGraphicsView();
this->setMaximumSize(9999, 9999);
QPalette palette;
palette.setColor(QPalette::WindowText, Qt::white);
QFont font("微软雅黑", 12, QFont::Bold);
QHBoxLayout* hLayout = new QHBoxLayout();
label = new QLabel(u8"相机1");
label->setAlignment(Qt::AlignLeft);
label->setFont(font);
label->setPalette(palette);
label2 = new QLabel(u8"原图");
label2->setAlignment(Qt::AlignLeft);
label2->setFont(font);
label2->setPalette(palette);
hLayout->addWidget(label);
hLayout->addWidget(label2);
hLayout->setContentsMargins(0, 0, 0, 0);
fancyButton* switchBtn = new fancyButton(
30,
30,
QIcon(":/topBar/icon/switch.png"),
"切换结果图与原图"
);
connect(switchBtn, &QPushButton::clicked, [=]()
{
switchOriAndRes();
});
hLayout->addWidget(switchBtn);
layout->addLayout(hLayout);
layout->addWidget(view);
view->setDragMode(QGraphicsView::ScrollHandDrag);
view->setTransformationAnchor(QGraphicsView::AnchorUnderMouse);
view->setRenderHint(QPainter::Antialiasing);
view->setRenderHint(QPainter::SmoothPixmapTransform);
view->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
view->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
//item = new QGraphicsPixmapItem();
//scene->addItem(item);
//view->fitInView(item, Qt::KeepAspectRatio);
//view->setBackgroundBrush(QBrush(QColor(0, 0, 0)));
//QPixmap backgroundImage(".//icon//watting.png"); // 替换为你的背景图片路径
//QGraphicsPixmapItem* backgroundItem = new QGraphicsPixmapItem(backgroundImage);
//view->scene->addItem(backgroundItem);
setContextMenuPolicy(Qt::CustomContextMenu);
connect(this, &QWidget::customContextMenuRequested, this, &ImageWidget::showContextMenu);
}
void setTitle(const QString& text) {
label->setText(text);
}
//set不一定显示,要根据当前显示的类型决定
void setOriImg(cv::Mat& oriImgInput)
{
if (oriImgInput.empty()) {
return;
}
pixOriImg = QPixmap::fromImage(cvMatToQImage(oriImgInput).rgbSwapped());
if (pixOriImg.isNull()) {
return;
}
oriImg= oriImgInput;
if (MatType == false)
showImgOnGraphicsView(pixOriImg);
}
//set不一定显示,要根据当前显示的类型决定
void setResImg(cv::Mat& resImgInput)
{
if (resImgInput.empty()) {
return;
}
pixResImg = QPixmap::fromImage(cvMatToQImage(resImgInput).rgbSwapped());
if (pixResImg.isNull()) {
return;
}
resImg = resImgInput;
if (MatType == true)
showImgOnGraphicsView(pixResImg);
}
//set不一定显示,要根据当前显示的类型决定
void setOriImg(QPixmap& oriImgInput)
{
pixOriImg = oriImgInput;
if (pixOriImg.isNull()) {
return;
}
if (MatType == false)
showImgOnGraphicsView(pixOriImg);
}
//set不一定显示,要根据当前显示的类型决定
void setResImg(QPixmap& resImgInput)
{
pixResImg = resImgInput;
if (pixResImg.isNull()) {
return;
}
if (MatType == true)
showImgOnGraphicsView(pixResImg);
}
//无视当前类型直接显示
void showImgOnGraphicsView(cv::Mat& imageMat) {
if (imageMat.empty()) {
return;
}
QImage img(imageMat.data, imageMat.cols, imageMat.rows, imageMat.step, QImage::Format_RGB888);
if (img.isNull()) {
return;
}
QPixmap pixmap = QPixmap::fromImage(img.rgbSwapped());
if (pixmap.isNull()) {
return;
}
view->setImg(pixmap);
}
void showImgOnGraphicsView(QPixmap& imageMat) {
view->setImg(imageMat);
}
void switchOriAndRes()//切换原图和结果图
{
if (MatType == false)
{
if(pixOriImg.isNull())
showImgOnGraphicsView(resImg);
else
showImgOnGraphicsView(pixResImg);
label2->setText(u8"结果图");
}
else
{
if (pixOriImg.isNull())
showImgOnGraphicsView(oriImg);
else
showImgOnGraphicsView(pixOriImg);
label2->setText(u8"原图");
}
MatType = !MatType;
}
protected:
void wheelEvent(QWheelEvent* event) override {
if (event->modifiers() & Qt::ControlModifier) {
double scaleFactor = 1.15;
if (event->angleDelta().y() < 0) {
scaleFactor = 1.0 / scaleFactor;
}
view->scale(scaleFactor, scaleFactor);
event->accept();
}
else {
QWidget::wheelEvent(event);
}
}
private:
void paintEvent(QPaintEvent* event) override {
QWidget::paintEvent(event);
QPainter painter(this);
painter.setPen(QPen(Qt::white, 1));
painter.drawRect(rect().adjusted(1, 1, -2, -2));
}
void showContextMenu(const QPoint& pos) {
QMenu contextMenu(tr("Context Menu"), this);
QAction* action1 = new QAction(u8"切换原图/结果图", this);
contextMenu.addAction(action1);
QAction* selectedAction = contextMenu.exec(mapToGlobal(pos));
if (selectedAction == action1) {
switchOriAndRes();
}
}
cv::Mat oriImg;
cv::Mat resImg;
QPixmap pixOriImg;
QPixmap pixResImg;
bool MatType = false;//false ori true Res
int in = 0;
QLabel* label;
QLabel* label2;
//SonGraphicsView* scene;
//QGraphicsPixmapItem* item;
SonGraphicsView* view;
};
class ImageWidgetManager :public QWidget
{
public:
QGridLayout* Layout = new QGridLayout();
ImageWidgetManager()
{
this->setLayout(Layout);
Layout->setContentsMargins(0, 0, 0, 0);
}
~ImageWidgetManager()
{
}
ImageWidget* createViewer(QString nickName = "none")
{
ImageWidget* ImageView = new ImageWidget();
ImageWidgetList.push_back(ImageView);
if (nickName != "none")
map.insert({ nickName,ImageView });
ImageView->setTitle(nickName);
Layout->addWidget(ImageView);
return ImageView;
}
QMutex mutex;
QList< ImageWidget*>ImageWidgetList;
std::unordered_map<QString, ImageWidget*>map;
bool showImg(cv::Mat& img, imgWidgetShowType _type , int index)
{
if (index > ImageWidgetList.size())
return false;
switch (_type)
{
case imgWidgetOri:
ImageWidgetList[index]->setOriImg(img);
break;
case imgWidgetRes:
ImageWidgetList[index]->setResImg(img);
break;
}
}
bool showImg(cv::Mat& img, imgWidgetShowType _type, QString nickName)
{
if (map.find(nickName) == map.end())
return false;
switch (_type)
{
case imgWidgetOri:
map[nickName]->setOriImg(img);
break;
case imgWidgetRes:
map[nickName]->setResImg(img);
break;
}
}
bool showImg(QPixmap& img, imgWidgetShowType _type, int index)
{
if (index > ImageWidgetList.size())
return false;
switch (_type)
{
case imgWidgetOri:
ImageWidgetList[index]->setOriImg(img);
break;
case imgWidgetRes:
ImageWidgetList[index]->setResImg(img);
break;
}
}
bool showImg(QPixmap& img, imgWidgetShowType _type, QString nickName)
{
if (map.find(nickName) == map.end())
return false;
switch (_type)
{
case imgWidgetOri:
map[nickName]->setOriImg(img);
break;
case imgWidgetRes:
map[nickName]->setResImg(img);
break;
}
}
};