halcon自带例程,打开hdevelop,按下ctrl+e打开halcon自带例程,工业领域->光学与精密工程->surface_scratch.hdev 里面有这两个内部函数的定义。
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open_zoom_window(::RowPos, ColPos,RowROI1,ColROI1,ColROI1,ColROI2,ZoomFactor :WindowHandleZoom)
- dev_open_window (RowPos, ColPos, (ColROI2 - ColROI1) * ZoomFactor, (RowROI2 - RowROI1) * ZoomFactor, 'black', WindowHandleZoom)
- dev_set_part (round(RowROI1), round(ColROI1), round(RowROI2), round(ColROI2))
- return ()
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close_zoom_window(::WindowHandleZoom,FormerWidth,FormerHeight :)
- dev_set_window (WindowHandleZoom)
- dev_close_window ()
- dev_set_part (0, 0, FormerHeight - 1, FormerWidth - 1)
- return ()
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