| 18 | self.helper = Polygonbuf() |
| 19 | |
| 20 | def mouse_down(self, ips, x, y, btn, **key): |
| 21 | lim = 5.0/key['canvas'].get_scale() |
| 22 | ips.mark = self.helper |
| 23 | if btn==1: |
| 24 | if not self.doing: |
| 25 | if ips.roi!= None: |
| 26 | self.curobj = ips.roi.pick(x, y, ips.cur, lim) |
| 27 | ips.roi.info(ips, self.curobj) |
| 28 | if not self.curobj in (None,True):return |
| 29 | self.oper = '+' |
| 30 | if ips.roi==None or not hasattr(ips.roi, 'topolygon'): |
| 31 | ips.roi = rectangleroi.RectangleRoi() |
| 32 | self.doing = True |
| 33 | ips.roi.lt, ips.roi.tp = x, y |
| 34 | ips.roi.rt, ips.roi.bm = x, y |
| 35 | self.curobj = 'rb' |
| 36 | self.odx, self.ody = x,y |
| 37 | elif hasattr(ips.roi, 'topolygon'): |
| 38 | self.odx, self.ody = x, y |
| 39 | self.ox, self.oy = x, y |
| 40 | if key['shift']: |
| 41 | ips.roi = ips.roi.topolygon() |
| 42 | self.oper,self.doing,self.curobj = '+',True,None |
| 43 | elif key['ctrl']: |
| 44 | ips.roi = ips.roi.topolygon() |
| 45 | self.oper,self.doing,self.curobj = '-',True,None |
| 46 | elif self.curobj: return |
| 47 | else: |
| 48 | ips.roi = rectangleroi.RectangleRoi() |
| 49 | self.doing = True |
| 50 | ips.roi.lt, ips.roi.tp = x, y |
| 51 | ips.roi.rt, ips.roi.bm = x, y |
| 52 | self.curobj = 'rb' |
| 53 | self.odx, self.ody = x,y |
| 54 | else: ips.roi = None |
| 55 | |
| 56 | ips.update() |
| 57 | |
| 58 | def mouse_up(self, ips, x, y, btn, **key): |
| 59 | if self.doing: |