GridROI.py 文件源码

def __init__(self, pos=[20, 20], size=[20, 20], grid=[4, 5],
                 shape='Rect', gap=[0, 0], subgrid=([], []),
                 subgrid_width=0.05, pen='w', **kwargs):
        '''
        shape = ['Rect', 'Square', 'Circular', 'Pseudosquare']
        '''
        self.opts = {'shape': shape,
                     'grid': np.asarray(grid),
                     'gap': np.asfarray(gap),
                     'subgrid': subgrid,
                     'subgrid_width': subgrid_width
                     }
        # TODO: limit max cell size while rescale
        self.maxCellSize = size / self.opts['grid']

        self.cells = []
        self._createCells()
        self._createSubgrid()

        # cannot set brush at the moment, so:
        if 'brush' in kwargs:
            kwargs.pop('brush')

        pg.ROI.__init__(self, pos, size, pen=pen, **kwargs)

        self.translatable = False
        self.mouseHovering = False

        self._setCellSize(self.state['size'])
        self._setCellPos(pos)

        self.layout_rescaling = False

        self.addScaleHandle([1, 1], [0, 0])
        self.addScaleHandle([0, 0], [1, 1])
        self.addScaleHandle([1, 0], [0, 1])
        self.addScaleHandle([0, 1], [1, 0])

        self.addRotateHandle([0.5, 1], [0.5, 0.5])