31 lines
734 B
C++
31 lines
734 B
C++
#pragma once
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#include <QWidget>
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#include <QLabel>
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#include <QGraphicsView>
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#include <QPixmap>
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#include <QPainter>
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#include "halconcpp/HalconCpp.h"
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using namespace HalconCpp;
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class HImageViewWidget
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:public QLabel
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{
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public:
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HImageViewWidget(QWidget* parent = Q_NULLPTR);
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virtual ~HImageViewWidget() {}
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void showImage(HImage const& _himg);
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public:
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static void HImageToQPixmap(HImage const& _img, QPixmap& tar_img);
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static bool QImage2HImage(QImage& from, HImage& to);
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static void QPixmapToHRegion(QPixmap const& _pix, HRegion& tar_img);
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protected:
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void paintEvent(QPaintEvent* event) override;
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private:
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HImage cur_image;
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QPixmap* cur_pixmap;
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// 实例化画家对象，this指定的是绘图设备
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QPainter painter;
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};
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