mirror of https://github.com/lalbornoz/roar.git
199 lines
9.1 KiB
Python
199 lines
9.1 KiB
Python
#!/usr/bin/env python3
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#
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# MiRCARTCanvas.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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from MiRCARTCanvasBackend import MiRCARTCanvasBackend
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from MiRCARTCanvasJournal import MiRCARTCanvasJournal
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from MiRCARTCanvasStore import MiRCARTCanvasStore, haveMiRCARTToPngFile, haveUrllib
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from MiRCARTColours import MiRCARTColours
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import wx
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class MiRCARTCanvas(wx.Panel):
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"""XXX"""
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parentFrame = None
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canvasMap = canvasPos = canvasSize = None
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brushColours = brushPos = brushSize = None
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canvasBackend = canvasCurTool = canvasJournal = canvasStore = None
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# {{{ _commitPatch(self, patch):
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def _commitPatch(self, patch):
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self.canvasMap[patch[0][1]][patch[0][0]] = patch[1:]
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# }}}
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# {{{ _dispatchInput(self, eventDc, patches, tmpDc): XXX
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def _dispatchInput(self, eventDc, patches, tmpDc):
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self.canvasBackend.drawCursorMaskWithJournal( \
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self.canvasJournal, eventDc, tmpDc)
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cursorPatches = []; undoPatches = []; newPatches = [];
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for patchDescr in patches:
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patchIsCursor = patchDescr[0]
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for patch in patchDescr[1]:
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if self.canvasBackend.drawPatch(eventDc, patch, tmpDc) == False:
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continue
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else:
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patchDeltaCell = self.canvasMap[patch[0][1]][patch[0][0]]
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if patchIsCursor == True:
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cursorPatches.append([list(patch[0]), *patchDeltaCell.copy()])
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else:
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undoPatches.append([list(patch[0]), *patchDeltaCell.copy()])
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newPatches.append(patch)
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self._commitPatch(patch)
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if len(cursorPatches):
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self.canvasJournal.pushCursor(cursorPatches)
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if len(undoPatches):
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self.canvasJournal.pushDeltas(undoPatches, newPatches)
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# }}}
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# {{{ onPanelClose(self, event): XXX
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def onPanelClose(self, event):
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self.Destroy()
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# }}}
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# {{{ onPanelKeyboardInput(self, event): XXX
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def onPanelKeyboardInput(self, event):
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eventDc, tmpDc = self.canvasBackend.getDeviceContexts(self)
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tool = self.canvasCurTool; mapPoint = self.brushPos;
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if event.GetModifiers() != wx.MOD_NONE:
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event.Skip()
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else:
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patches = tool.onKeyboardEvent( \
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event, mapPoint, self.brushColours, self.brushSize, \
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chr(event.GetUnicodeKey()))
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if len(patches):
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self._dispatchInput(eventDc, patches, tmpDc)
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self.parentFrame.onCanvasUpdate()
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# }}}
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# {{{ onPanelMouseInput(self, event): XXX
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def onPanelMouseInput(self, event):
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eventDc, tmpDc = self.canvasBackend.getDeviceContexts(self)
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tool = self.canvasCurTool
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self.brushPos = mapPoint = \
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self.canvasBackend.xlateEventPoint(event, eventDc)
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patches = tool.onMouseEvent( \
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event, mapPoint, self.brushColours, self.brushSize, \
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event.Dragging(), event.LeftIsDown(), event.RightIsDown())
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if len(patches):
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self._dispatchInput(eventDc, patches, tmpDc)
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self.parentFrame.onCanvasUpdate()
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self.parentFrame.onCanvasMotion(event, mapPoint)
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# }}}
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# {{{ onPanelFocus(self, event): XXX
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def onPanelFocus(self, event):
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if event.GetEventType() == wx.wxEVT_LEAVE_WINDOW:
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eventDc, tmpDc = \
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self.canvasBackend.getDeviceContexts(self)
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self.canvasBackend.drawCursorMaskWithJournal( \
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self.canvasJournal, eventDc, tmpDc)
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self.parentFrame.onCanvasMotion(event)
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# }}}
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# {{{ onPanelPaint(self, event): XXX
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def onPanelPaint(self, event):
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if self.canvasBackend.canvasBitmap != None:
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eventDc = wx.BufferedPaintDC(self, self.canvasBackend.canvasBitmap)
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# }}}
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# {{{ onStoreUpdate(self, newCanvasSize, newCanvas=None):
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def onStoreUpdate(self, newCanvasSize, newCanvas=None):
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self.resize(newCanvasSize=newCanvasSize)
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self.canvasBackend.reset(self.canvasSize, self.canvasBackend.cellSize)
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self.canvasJournal.resetCursor(); self.canvasJournal.resetUndo();
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self.canvasMap = [[[(1, 1), 0, " "] \
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for x in range(self.canvasSize[0])] \
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for y in range(self.canvasSize[1])]
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eventDc, tmpDc = self.canvasBackend.getDeviceContexts(self)
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for numRow in range(self.canvasSize[1]):
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for numCol in range(self.canvasSize[0]):
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if newCanvas != None \
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and numRow < len(newCanvas) \
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and numCol < len(newCanvas[numRow]):
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self._commitPatch([ \
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[numCol, numRow], *newCanvas[numRow][numCol]])
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self.canvasBackend.drawPatch(eventDc, \
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([numCol, numRow], \
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*self.canvasMap[numRow][numCol]), tmpDc)
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wx.SafeYield()
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# }}}
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# {{{ popRedo(self):
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def popRedo(self):
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eventDc, tmpDc = self.canvasBackend.getDeviceContexts(self)
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patches = self.canvasJournal.popRedo()
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for patch in patches:
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if self.canvasBackend.drawPatch(eventDc, patch, tmpDc) == False:
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continue
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else:
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self._commitPatch(patch)
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self.parentFrame.onCanvasUpdate()
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# }}}
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# {{{ popUndo(self):
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def popUndo(self):
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eventDc, tmpDc = self.canvasBackend.getDeviceContexts(self)
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patches = self.canvasJournal.popUndo()
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for patch in patches:
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if self.canvasBackend.drawPatch(eventDc, patch, tmpDc) == False:
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continue
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else:
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self._commitPatch(patch)
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self.parentFrame.onCanvasUpdate()
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# }}}
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# {{{ resize(self, newCanvasSize):
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def resize(self, newCanvasSize):
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if newCanvasSize != self.canvasSize:
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winSize = [a*b for a,b in \
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zip(newCanvasSize, self.canvasBackend.cellSize)]
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self.SetSize(*self.canvasPos, *winSize)
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for numRow in range(self.canvasSize[1]):
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for numNewCol in range(self.canvasSize[0], newCanvasSize[0]):
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self.canvasMap[numRow].append([[1, 1], 0, " "])
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for numNewRow in range(self.canvasSize[1], newCanvasSize[1]):
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self.canvasMap.append([])
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for numNewCol in range(newCanvasSize[0]):
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self.canvasMap[numNewRow].append([[1, 1], 0, " "])
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self.canvasSize = newCanvasSize
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self.canvasBackend.reset(self.canvasSize, \
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self.canvasBackend.cellSize)
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self.parentFrame.onCanvasUpdate()
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# }}}
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#
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# _init__(self, parent, parentFrame, canvasPos, canvasSize, cellSize): initialisation method
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def __init__(self, parent, parentFrame, canvasPos, canvasSize, cellSize):
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super().__init__(parent, pos=canvasPos, \
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size=[w*h for w,h in zip(canvasSize, cellSize)])
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self.parentFrame = parentFrame
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self.canvasMap = None; self.canvasPos = canvasPos; self.canvasSize = canvasSize;
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self.brushColours = [4, 1]; self.brushPos = [0, 0]; self.brushSize = [1, 1];
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self.canvasBackend = MiRCARTCanvasBackend(canvasSize, cellSize)
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self.canvasCurTool = None
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self.canvasJournal = MiRCARTCanvasJournal()
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self.canvasStore = MiRCARTCanvasStore(parentCanvas=self)
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# Bind event handlers
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self.Bind(wx.EVT_CLOSE, self.onPanelClose)
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self.Bind(wx.EVT_ENTER_WINDOW, self.onPanelFocus)
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self.Bind(wx.EVT_LEAVE_WINDOW, self.onPanelFocus)
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self.parentFrame.Bind(wx.EVT_CHAR, self.onPanelKeyboardInput)
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for eventType in( \
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wx.EVT_LEFT_DOWN, wx.EVT_MOTION, wx.EVT_RIGHT_DOWN):
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self.Bind(eventType, self.onPanelMouseInput)
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self.Bind(wx.EVT_PAINT, self.onPanelPaint)
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# vim:expandtab foldmethod=marker sw=4 ts=4 tw=120
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