Mercurial Repositories > eric / file comparison
comparison: Graphics/AssociationItem.py
Graphics/AssociationItem.py
- changeset 2953
- 703452a2876f
- parent 2302
- f29e9405c851
- child 2992
- dbdf27746da5
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| 2952:94fc661a54a2 | 2953:703452a2876f |
|---|---|
| 154 if startP.x() != -1 and startP.y() != -1 and \ | 154 if startP.x() != -1 and startP.y() != -1 and \ |
| 155 endP.x() != -1 and endP.y() != -1: | 155 endP.x() != -1 and endP.y() != -1: |
| 156 self.setPoints(startP.x(), startP.y(), endP.x(), endP.y()) | 156 self.setPoints(startP.x(), startP.y(), endP.x(), endP.y()) |
| 157 | 157 |
| 158 def __calculateEndingPoints_rectangle(self): | 158 def __calculateEndingPoints_rectangle(self): |
| 159 """ | 159 r""" |
| 160 Private method to calculate the ending points of the association item. | 160 Private method to calculate the ending points of the association item. |
| 161 | 161 |
| 162 The ending points are calculated by the following method. | 162 The ending points are calculated by the following method. |
| 163 | 163 |
| 164 For each item the diagram is divided in four Regions by its diagonals | 164 For each item the diagram is divided in four Regions by its diagonals |
| 183 To calculate the start point we have to find out in which | 183 To calculate the start point we have to find out in which |
| 184 region (defined by itemA's diagonals) is itemB's TopLeft corner | 184 region (defined by itemA's diagonals) is itemB's TopLeft corner |
| 185 (lets call it region M). After that the start point will be | 185 (lets call it region M). After that the start point will be |
| 186 the middle point of rectangle's side contained in region M. | 186 the middle point of rectangle's side contained in region M. |
| 187 | 187 |
| 188 To calculate the end point we repeat the above but in the opposite direction | 188 To calculate the end point we repeat the above but in the opposite |
| 189 (from itemB to itemA) | 189 direction (from itemB to itemA) |
| 190 """ | 190 """ |
| 191 if self.itemA is None or self.itemB is None: | 191 if self.itemA is None or self.itemB is None: |
| 192 return | 192 return |
| 193 | 193 |
| 194 self.prepareGeometryChange() | 194 self.prepareGeometryChange() |
