#!/usr/bin/env python3 # # MiRCARTCanvas.py -- XXX # Copyright (c) 2018 Lucio Andrés Illanes Albornoz # # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documentation files (the "Software"), to deal # in the Software without restriction, including without limitation the rights # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell # copies of the Software, and to permit persons to whom the Software is # furnished to do so, subject to the following conditions: # # The above copyright notice and this permission notice shall be included in all # copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE # SOFTWARE. # from MiRCARTCanvasBackend import MiRCARTCanvasBackend from MiRCARTCanvasJournal import MiRCARTCanvasJournal from MiRCARTCanvasExportStore import MiRCARTCanvasExportStore, haveMiRCARTToPngFile, haveUrllib from MiRCARTCanvasImportStore import MiRCARTCanvasImportStore from MiRCARTCanvasInterface import MiRCARTCanvasInterface import wx class MiRCARTCanvas(wx.Panel): """XXX""" parentFrame = None defaultCanvasPos = defaultCanvasSize = defaultCellSize = None canvasMap = canvasPos = canvasSize = None brushColours = brushPos = brushSize = None canvasBackend = canvasJournal = None canvasExportStore = canvasImportStore = None canvasInterface = None # {{{ _commitPatch(self, patch): XXX def _commitPatch(self, patch): self.canvasMap[patch[1]][patch[0]] = patch[2:] # }}} # {{{ _dispatchDeltaPatches(self, deltaPatches): XXX def _dispatchDeltaPatches(self, deltaPatches): eventDc = self.canvasBackend.getDeviceContext(self) for patch in deltaPatches: if self.canvasBackend.drawPatch(eventDc, patch): self._commitPatch(patch) self.parentFrame.onCanvasUpdate(undoLevel=self.canvasJournal.patchesUndoLevel) # }}} # {{{ _dispatchPatch(self, eventDc, isCursor, patch): XXX def _dispatchPatch(self, eventDc, isCursor, patch): if not self._canvasDirtyCursor: self.canvasBackend.drawCursorMaskWithJournal( \ self.canvasJournal, eventDc) self._canvasDirtyCursor = True if self.canvasBackend.drawPatch(eventDc, patch): patchDeltaCell = self.canvasMap[patch[1]][patch[0]] patchDelta = [*patch[0:2], *patchDeltaCell] if isCursor: self.canvasJournal.pushCursor(patchDelta) else: if not self._canvasDirty: self.canvasJournal.pushDeltas([], []) self._canvasDirty = True self.canvasJournal.updateCurrentDeltas(patchDelta, patch) self._commitPatch(patch) # }}} # {{{ onPanelClose(self, event): XXX def onPanelClose(self, event): self.Destroy() # }}} # {{{ onPanelEnterWindow(self, event): XXX def onPanelEnterWindow(self, event): self.parentFrame.SetFocus() # }}} # {{{ onPanelInput(self, event): XXX def onPanelInput(self, event): eventDc = self.canvasBackend.getDeviceContext(self) eventType = event.GetEventType() self._canvasDirty = self._canvasDirtyCursor = False tool = self.canvasInterface.canvasTool if eventType == wx.wxEVT_CHAR: mapPoint = self.brushPos doSkip = tool.onKeyboardEvent( \ event, mapPoint, self.brushColours, self.brushSize, \ chr(event.GetUnicodeKey()), self._dispatchPatch, eventDc) if doSkip: event.Skip(); return; else: mapPoint = self.canvasBackend.xlateEventPoint(event, eventDc) if mapPoint[0] >= self.canvasSize[0] \ or mapPoint[1] >= self.canvasSize[1]: return self.brushPos = mapPoint tool.onMouseEvent( \ event, mapPoint, self.brushColours, self.brushSize, \ event.Dragging(), event.LeftIsDown(), event.RightIsDown(), \ self._dispatchPatch, eventDc) if self._canvasDirty: self.parentFrame.onCanvasUpdate(cellPos=self.brushPos, \ undoLevel=self.canvasJournal.patchesUndoLevel) if eventType == wx.wxEVT_MOTION: self.parentFrame.onCanvasUpdate(cellPos=mapPoint) # }}} # {{{ onPanelLeaveWindow(self, event): XXX def onPanelLeaveWindow(self, event): eventDc = self.canvasBackend.getDeviceContext(self) self.canvasBackend.drawCursorMaskWithJournal( \ self.canvasJournal, eventDc) # }}} # {{{ onPanelPaint(self, event): XXX def onPanelPaint(self, event): self.canvasBackend.onPanelPaintEvent(self, event) # }}} # {{{ onStoreUpdate(self, newCanvasSize, newCanvas=None): XXX def onStoreUpdate(self, newCanvasSize, newCanvas=None): self.resize(newCanvasSize=newCanvasSize) eventDc = self.canvasBackend.getDeviceContext(self) for numRow in range(self.canvasSize[1]): for numCol in range(self.canvasSize[0]): if newCanvas != None \ and numRow < len(newCanvas) \ and numCol < len(newCanvas[numRow]): self._commitPatch([ \ numCol, numRow, *newCanvas[numRow][numCol]]) self.canvasBackend.drawPatch(eventDc, \ [numCol, numRow, \ *self.canvasMap[numRow][numCol]]) wx.SafeYield() # }}} # {{{ resize(self, newCanvasSize): XXX def resize(self, newCanvasSize): if newCanvasSize != self.canvasSize: if self.canvasMap == None: self.canvasMap = []; oldCanvasSize = [0, 0]; else: oldCanvasSize = self.canvasSize deltaCanvasSize = [b-a for a,b in zip(oldCanvasSize, newCanvasSize)] newWinSize = [a*b for a,b in zip(newCanvasSize, self.canvasBackend.cellSize)] self.SetMinSize(newWinSize) self.SetSize(wx.DefaultCoord, wx.DefaultCoord, *newWinSize) curWindow = self while curWindow != None: curWindow.Layout() curWindow = curWindow.GetParent() self.canvasBackend.resize(newCanvasSize, self.canvasBackend.cellSize) eventDc = self.canvasBackend.getDeviceContext(self) self.canvasJournal.resetCursor(); self.canvasJournal.resetUndo(); if deltaCanvasSize[0] < 0: for numRow in range(oldCanvasSize[1]): del self.canvasMap[numRow][-1:(deltaCanvasSize[0]-1):-1] else: for numRow in range(oldCanvasSize[1]): self.canvasMap[numRow].extend( \ [[1, 1, 0, " "]] * deltaCanvasSize[0]) for numNewCol in range(oldCanvasSize[0], newCanvasSize[0]): self.canvasBackend.drawPatch( \ eventDc, [numNewCol, numRow, \ *self.canvasMap[numRow][-1]]) if deltaCanvasSize[1] < 0: del self.canvasMap[-1:(deltaCanvasSize[1]-1):-1] else: for numNewRow in range(oldCanvasSize[1], newCanvasSize[1]): self.canvasMap.extend( \ [[[1, 1, 0, " "]] * newCanvasSize[0]]) for numNewCol in range(newCanvasSize[0]): self.canvasBackend.drawPatch( \ eventDc, [numNewCol, numNewRow, \ *self.canvasMap[-1][-1]]) self.canvasSize = newCanvasSize wx.SafeYield() self.parentFrame.onCanvasUpdate(size=newCanvasSize, undoLevel=-1) # }}} # {{{ __del__(self): destructor method def __del__(self): if self.canvasMap != None: self.canvasMap.clear(); self.canvasMap = None; # }}} # # __init__(self, parent, parentFrame, defaultCanvasPos, defaultCanvasSize, defaultCellSize): initialisation method def __init__(self, parent, parentFrame, defaultCanvasPos, defaultCanvasSize, defaultCellSize): super().__init__(parent, pos=defaultCanvasPos, \ size=[w*h for w,h in zip(defaultCanvasSize, defaultCellSize)]) self.parentFrame = parentFrame self.canvasMap = None self.canvasPos = defaultCanvasPos; self.canvasSize = defaultCanvasSize; self.defaultCanvasPos = defaultCanvasPos; self.defaultCanvasSize = defaultCanvasSize; self.brushColours = [4, 1]; self.brushPos = [0, 0]; self.brushSize = [1, 1]; self.parentFrame.onCanvasUpdate( \ brushSize=self.brushSize, colours=self.brushColours) self.canvasBackend = MiRCARTCanvasBackend(defaultCanvasSize, defaultCellSize) self.canvasJournal = MiRCARTCanvasJournal() self.canvasExportStore = MiRCARTCanvasExportStore(parentCanvas=self) self.canvasImportStore = MiRCARTCanvasImportStore(parentCanvas=self) self.canvasInterface = MiRCARTCanvasInterface(self, parentFrame) # Bind event handlers self.Bind(wx.EVT_CLOSE, self.onPanelClose) self.Bind(wx.EVT_ENTER_WINDOW, self.onPanelEnterWindow) self.Bind(wx.EVT_LEAVE_WINDOW, self.onPanelLeaveWindow) self.parentFrame.Bind(wx.EVT_CHAR, self.onPanelInput) for eventType in( \ wx.EVT_LEFT_DOWN, wx.EVT_MOTION, wx.EVT_RIGHT_DOWN): self.Bind(eventType, self.onPanelInput) self.Bind(wx.EVT_PAINT, self.onPanelPaint) # vim:expandtab foldmethod=marker sw=4 ts=4 tw=120