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project/fm_viewer/ui/rm_widget_zoom_pos.h

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+#ifndef RM_WIDGET_ZOOM_POS_H
+#define RM_WIDGET_ZOOM_POS_H
+
+#include <QWidget>
+#include <QPaintEvent>
+#include <QPainter>
+
+
+class RMWidgetZoomPos : public QWidget
+{
+    Q_OBJECT
+public:
+    friend class RMFrameVideoMain;
+    friend class RMFrameVideoBase;
+    explicit RMWidgetZoomPos(QWidget *parent = nullptr);
+
+    // 이동 좌표를 입력하고 누적된 영역 시작 좌표(0.0~0.5)를 받는다,
+    // D1 영상등의 처리를 위해 비디오 Aspector Ratio 를 확인한다.
+    void setPos(float x, float y);
+    void start() {
+        _startX = _x;
+        _startY = _y;
+    }
+protected:
+    float _x;
+    float _y;
+#if (USE_ZOOM_WH_RATIO)
+    float _whr;     // width / height
+#endif
+
+private:
+    float _startX;
+    float _startY;
+    QPainter _painter;
+    void paintEvent(QPaintEvent *event) override;
+signals:
+
+public slots:
+};
+
+#endif // RM_WIDGET_ZOOM_POS_H