Mercurial > MadButterfly
comparison pyink/tween.py @ 1239:447cd3359cf2
Fix bug of mal-structured dup group
- When a user changes tween type of a tween, the structure of dup
group may not satisfy the requirement of new type.
- It causes unexpected behavior.
- It is fixed by checking structure and remove mal-structured ones.
| author | Thinker K.F. Li <thinker@codemud.net> |
|---|---|
| date | Mon, 10 Jan 2011 11:45:13 +0800 |
| parents | 983442b2698c |
| children | ccbf0c5d01d1 |
comparison
equal
deleted
inserted
replaced
| 1238:2febe4a301fa | 1239:447cd3359cf2 |
|---|---|
| 231 origin and destination scene group. | 231 origin and destination scene group. |
| 232 | 232 |
| 233 We will parse the transform matrix of the @s and @d and then | 233 We will parse the transform matrix of the @s and @d and then |
| 234 generate the matrix which is (1-p) of @s and p percent of @d. | 234 generate the matrix which is (1-p) of @s and p percent of @d. |
| 235 """ | 235 """ |
| 236 if newobj and not newobj.firstChild(): | |
| 237 # newobj is not with expect structure. | |
| 238 # | |
| 239 # When a user change tween type of a scene, the structure | |
| 240 # of dup group created by old tween type may not satisfy | |
| 241 # the requirement of current tween type. | |
| 242 newobj.parent().removeChild(newobj) | |
| 243 newobj = None | |
| 244 pass | |
| 245 | |
| 236 if newobj == None: | 246 if newobj == None: |
| 237 newobj = s.duplicate(self.document) | 247 newobj = s.duplicate(self.document) |
| 238 top = self.document.createElement("svg:g") | 248 top = self.document.createElement("svg:g") |
| 239 top.setAttribute("ref",s.getAttribute("id")) | 249 top.setAttribute("ref",s.getAttribute("id")) |
| 240 top.appendChild(newobj) | 250 top.appendChild(newobj) |
| 241 obj.appendChild(top) | 251 obj.appendChild(top) |
| 242 else: | 252 else: |
| 243 top = newobj | 253 top = newobj |
| 244 newobj = top.firstChild() | 254 newobj = newobj.firstChild() |
| 255 pass | |
| 245 | 256 |
| 246 if s.name() == 'svg:g': | 257 if s.name() == 'svg:g': |
| 247 # Parse the translate or matrix | 258 # Parse the translate or matrix |
| 248 # | 259 # |
| 249 # D = B inv(A) | 260 # D = B inv(A) |