roar/MiRCARTCanvas.py

188 lines
9.0 KiB
Python

#!/usr/bin/env python3
#
# MiRCARTCanvas.py -- XXX
# Copyright (c) 2018 Lucio Andrés Illanes Albornoz <lucio@lucioillanes.de>
#
# 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[0][1]][patch[0][0]] = patch[1:]
# }}}
# {{{ _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[0][1]][patch[0][0]]
patchDelta = [list(patch[0]), *patchDeltaCell.copy()]
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)
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 = [[[(1, 1), 0, " "] \
for x in range(self.canvasSize[0])] \
for y in range(self.canvasSize[1])]
else:
for numRow in range(self.canvasSize[1]):
for numNewCol in range(self.canvasSize[0], newCanvasSize[0]):
self.canvasMap[numRow].append([[1, 1], 0, " "])
for numNewRow in range(self.canvasSize[1], newCanvasSize[1]):
self.canvasMap.append([])
for numNewCol in range(newCanvasSize[0]):
self.canvasMap[numNewRow].append([[1, 1], 0, " "])
self.canvasSize = newCanvasSize
self.SetSize(*self.canvasPos, \
*[a*b for a,b in zip(self.canvasSize, \
self.canvasBackend.cellSize)])
self.canvasBackend.reset(self.canvasSize, self.canvasBackend.cellSize)
self.canvasJournal.resetCursor(); self.canvasJournal.resetUndo();
self.parentFrame.onCanvasUpdate( \
size=self.canvasSize, undoLevel=-1)
# }}}
#
# _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