mirror of
https://github.com/lalbornoz/roar.git
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115991736a
MiRCARTCanvas.py: split from MiRCART.py. MiRCARTCanvasJournal.py: split from MiRCART.py. MiRCARTColours.py: split from MiRCART.py. MiRCARTFrame.py: split from MiRCART.py. MiRCARTFromTextFile.py: initial implementation. MiRCARTToPastebin.py: initial implementation. MiRCARTToPngFile.py, IrcMiRCARTBot.py: renamed MiRC2png to MiRCARTToPngFile. MiRCARTToTextFile.py: split from MiRCART.py. MiRCARTTool.py: split from MiRCART.py. MiRCARTToolRect.py: split from MiRCART.py. README.md: updated.
106 lines
4.6 KiB
Python
106 lines
4.6 KiB
Python
#!/usr/bin/env python3
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#
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# MiRCARTCanvasJournal.py -- XXX
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# Copyright (c) 2018 Lucio Andrés Illanes Albornoz <lucio@lucioillanes.de>
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in all
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# copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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#
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class MiRCARTCanvasJournal():
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"""XXX"""
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parentCanvas = None
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patchesTmp = patchesUndo = patchesUndoLevel = None
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# {{{ _popTmp(self, eventDc, tmpDc): XXX
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def _popTmp(self, eventDc, tmpDc):
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if self.patchesTmp:
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for patch in self.patchesTmp:
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patch[2:] = self.parentCanvas._getMapCell([patch[0], patch[1]])
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self.parentCanvas.onJournalUpdate(True, \
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(patch[0:2]), patch, eventDc, tmpDc, (0, 0))
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self.patchesTmp = []
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# }}}
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# {{{ _pushTmp(self, atPoint, patch): XXX
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def _pushTmp(self, absMapPoint):
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self.patchesTmp.append([*absMapPoint, None, None, None])
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# }}}
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# {{{ _pushUndo(self, atPoint, patch): XXX
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def _pushUndo(self, atPoint, patch, mapItem):
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if self.patchesUndoLevel > 0:
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del self.patchesUndo[0:self.patchesUndoLevel]
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self.patchesUndoLevel = 0
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absMapPoint = self._relMapPointToAbsMapPoint((patch[0], patch[1]), atPoint)
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self.patchesUndo.insert(0, ( \
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(absMapPoint[0], absMapPoint[1], mapItem[0], mapItem[1], mapItem[2]), \
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(absMapPoint[0], absMapPoint[1], patch[2], patch[3], patch[4])))
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# }}}
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# {{{ _relMapPointToAbsMapPoint(self, relMapPoint, atPoint): XXX
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def _relMapPointToAbsMapPoint(self, relMapPoint, atPoint):
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return (atPoint[0] + relMapPoint[0], atPoint[1] + relMapPoint[1])
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# }}}
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# {{{ merge(self, mapPatches, eventDc, tmpDc, atPoint): XXX
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def merge(self, mapPatches, eventDc, tmpDc, atPoint):
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for mapPatch in mapPatches:
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mapPatchTmp = mapPatch[0]
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if mapPatchTmp:
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self._popTmp(eventDc, tmpDc)
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for patch in mapPatch[1]:
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absMapPoint = self._relMapPointToAbsMapPoint(patch[0:2], atPoint)
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mapItem = self.parentCanvas._getMapCell(absMapPoint)
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if mapPatchTmp:
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self._pushTmp(absMapPoint)
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self.parentCanvas.onJournalUpdate(mapPatchTmp, \
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absMapPoint, patch, eventDc, tmpDc, atPoint)
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elif mapItem != patch[2:5]:
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self._pushUndo(atPoint, patch, mapItem)
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self.parentCanvas.onJournalUpdate(mapPatchTmp, \
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absMapPoint, patch, eventDc, tmpDc, atPoint)
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# }}}
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# {{{ redo(self): XXX
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def redo(self):
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if self.patchesUndoLevel > 0:
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self.patchesUndoLevel -= 1
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redoPatch = self.patchesUndo[self.patchesUndoLevel][1]
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self.parentCanvas.onJournalUpdate(False, \
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(redoPatch[0:2]), redoPatch, None, None, (0, 0))
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return True
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else:
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return False
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# }}}
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# {{{ undo(self): XXX
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def undo(self):
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if self.patchesUndo[self.patchesUndoLevel] != None:
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undoPatch = self.patchesUndo[self.patchesUndoLevel][0]
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self.patchesUndoLevel += 1
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self.parentCanvas.onJournalUpdate(False, \
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(undoPatch[0:2]), undoPatch, None, None, (0, 0))
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return True
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else:
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return False
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# }}}
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#
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# __init__(self, parentCanvas): initialisation method
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def __init__(self, parentCanvas):
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self.parentCanvas = parentCanvas
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self.patchesTmp = []
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self.patchesUndo = [None]; self.patchesUndoLevel = 0;
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# vim:expandtab foldmethod=marker sw=4 ts=4 tw=120
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