| 36 | self.helper = Polygonbuf() |
| 37 | |
| 38 | def mouse_down(self, ips, x, y, btn, **key): |
| 39 | lim = 5.0/key['canvas'].get_scale() |
| 40 | ips.mark = self.helper |
| 41 | if btn==1: |
| 42 | if not self.doing: |
| 43 | if ips.roi!= None: |
| 44 | self.curobj = ips.roi.pick(x, y, ips.cur, lim) |
| 45 | ips.roi.info(ips, self.curobj) |
| 46 | if not self.curobj in (None,True):return |
| 47 | self.oper = '+' |
| 48 | if ips.roi == None: |
| 49 | ips.roi = polygonroi.PolygonRoi() |
| 50 | self.doing = True |
| 51 | elif hasattr(ips.roi, 'topolygon'): |
| 52 | if key['shift']: |
| 53 | ips.roi = ips.roi.topolygon() |
| 54 | self.oper,self.doing = '+',True |
| 55 | elif key['ctrl']: |
| 56 | ips.roi = ips.roi.topolygon() |
| 57 | self.oper,self.doing = '-',True |
| 58 | elif self.curobj: return |
| 59 | else: ips.roi=None |
| 60 | else: ips.roi = None |
| 61 | if self.doing: |
| 62 | self.helper.addpoint((x,y)) |
| 63 | self.curobj = (self.helper.buf[0], -1) |
| 64 | self.odx, self.ody = x, y |
| 65 | |
| 66 | elif btn==3: |
| 67 | if self.doing: |
| 68 | self.helper.addpoint((x,y)) |
| 69 | self.doing = False |
| 70 | ips.roi.commit(self.helper.pop(), self.oper) |
| 71 | ips.update() |
| 72 | |
| 73 | def mouse_move(self, ips, x, y, btn, **key): |
| 74 | if ips.roi==None:return |