mirror of
https://github.com/lalbornoz/roar.git
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c6ab27c08c
MiRCARTCanvas.py:__del__(): delete canvasMap w/ clear().
MiRCARTCanvasBackend.py:resize(): delete old canvasBitmap w/ Destroy().
MiRCARTCanvasJournal.py:reset{Cursor,Undo}(): delete patches{Cursor,Undo} w/ clear().
MiRCARTCanvasJournal.py:__del__(): provided explicitly to call reset{Cursor,Undo}().
MiRCARTFrame.py:__del__(): provided explicitly to delete panelCanvas.
176 lines
7.2 KiB
Python
176 lines
7.2 KiB
Python
#!/usr/bin/env python3
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#
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# MiRCARTCanvasBackend.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 MiRCARTColours import MiRCARTColours
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import wx
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class MiRCARTCanvasBackend():
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"""XXX"""
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_font = _brushes = _pens = None
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_lastBrush = _lastPen = None
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canvasBitmap = cellSize = None
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# {{{ _drawBrushPatch(self, eventDc, patch): XXX
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def _drawBrushPatch(self, eventDc, patch):
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absPoint = self._xlatePoint(patch[0])
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brushFg = self._brushes[patch[1][1]]
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brushBg = self._brushes[patch[1][0]]
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pen = self._pens[patch[1][1]]
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self._setBrushDc(brushBg, brushFg, eventDc, pen)
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eventDc.DrawRectangle(*absPoint, *self.cellSize)
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# }}}
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# {{{ _drawCharPatch(self, eventDc, patch): XXX
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def _drawCharPatch(self, eventDc, patch):
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absPoint = self._xlatePoint(patch[0])
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brushFg = self._brushes[patch[1][0]]
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brushBg = self._brushes[patch[1][1]]
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pen = self._pens[patch[1][1]]
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fontBitmap = wx.Bitmap(*self.cellSize)
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fontDc = wx.MemoryDC(); fontDc.SelectObject(fontBitmap);
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fontDc.SetTextForeground(wx.Colour(MiRCARTColours[patch[1][0]][0:4]))
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fontDc.SetTextBackground(wx.Colour(MiRCARTColours[patch[1][1]][0:4]))
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fontDc.SetBrush(brushBg); fontDc.SetBackground(brushBg); fontDc.SetPen(pen);
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fontDc.SetFont(self._font)
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fontDc.DrawRectangle(0, 0, *self.cellSize)
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fontDc.DrawText(patch[3], 0, 0)
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eventDc.Blit(*absPoint, *self.cellSize, fontDc, 0, 0)
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# }}}
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# {{{ _finiBrushesAndPens(self): XXX
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def _finiBrushesAndPens(self):
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for brush in self._brushes or []:
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brush.Destroy()
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self._brushes = None
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for pen in self._pens or []:
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pen.Destroy()
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self._pens = None
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self._lastBrushBg = self._lastBrushFg = self._lastPen = None;
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# }}}
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# {{{ _initBrushesAndPens(self): XXX
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def _initBrushesAndPens(self):
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self._brushes = [None for x in range(len(MiRCARTColours))]
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self._pens = [None for x in range(len(MiRCARTColours))]
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for mircColour in range(len(MiRCARTColours)):
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self._brushes[mircColour] = wx.Brush( \
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wx.Colour(MiRCARTColours[mircColour][0:4]), wx.BRUSHSTYLE_SOLID)
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self._pens[mircColour] = wx.Pen( \
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wx.Colour(MiRCARTColours[mircColour][0:4]), 1)
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self._lastBrushBg = self._lastBrushFg = self._lastPen = None;
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# }}}
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# {{{ _setBrushDc(self, brushBg, brushFg, dc, pen): XXX
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def _setBrushDc(self, brushBg, brushFg, dc, pen):
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if self._lastBrushBg != brushBg:
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dc.SetBackground(brushBg)
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self._lastBrushBg = brushBg
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if self._lastBrushFg != brushFg:
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dc.SetBrush(brushFg)
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self._lastBrushFg = brushFg
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if self._lastPen != pen:
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dc.SetPen(pen)
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self._lastPen = pen
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# }}}
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# {{{ _xlatePoint(self, relMapPoint): XXX
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def _xlatePoint(self, relMapPoint):
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return [a*b for a,b in zip(relMapPoint, self.cellSize)]
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# }}}
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# {{{ drawPatch(self, eventDc, patch): XXX
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def drawPatch(self, eventDc, patch):
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if patch[0][0] < self.canvasSize[0] \
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and patch[0][0] >= 0 \
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and patch[0][1] < self.canvasSize[1] \
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and patch[0][1] >= 0:
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if patch[3] == " ":
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self._drawBrushPatch(eventDc, patch)
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else:
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self._drawCharPatch(eventDc, patch)
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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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# {{{ drawCursorMaskWithJournal(self, canvasJournal, eventDc): XXX
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def drawCursorMaskWithJournal(self, canvasJournal, eventDc):
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for patch in canvasJournal.popCursor():
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self.drawPatch(eventDc, patch)
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# }}}
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# {{{ getDeviceContext(self, parentWindow): XXX
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def getDeviceContext(self, parentWindow):
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eventDc = wx.BufferedDC( \
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wx.ClientDC(parentWindow), self.canvasBitmap)
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self._lastBrushBg = self._lastBrushFg = self._lastPen = None;
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return eventDc
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# }}}
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# {{{ onPanelPaintEvent(self, panelWindow, panelEvent): XXX
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def onPanelPaintEvent(self, panelWindow, panelEvent):
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if self.canvasBitmap != None:
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eventDc = wx.BufferedPaintDC(panelWindow, self.canvasBitmap)
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# }}}
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# {{{ reset(self, canvasSize, cellSize):
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def reset(self, canvasSize, cellSize):
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self.resize(canvasSize, cellSize)
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# }}}
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# {{{ resize(self, canvasSize, cellSize):
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def resize(self, canvasSize, cellSize):
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winSize = [a*b for a,b in zip(canvasSize, cellSize)]
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if self.canvasBitmap == None:
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self.canvasBitmap = wx.Bitmap(winSize)
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else:
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oldDc = wx.MemoryDC()
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oldDc.SelectObject(self.canvasBitmap)
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newDc = wx.MemoryDC()
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newBitmap = wx.Bitmap(winSize)
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newDc.SelectObject(newBitmap)
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newDc.Blit(0, 0, *self.canvasBitmap.GetSize(), oldDc, 0, 0)
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oldDc.SelectObject(wx.NullBitmap)
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self.canvasBitmap.Destroy(); self.canvasBitmap = newBitmap;
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self.canvasSize = canvasSize; self.cellSize = cellSize;
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self._font = wx.Font( \
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8, \
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wx.FONTFAMILY_TELETYPE, \
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wx.FONTSTYLE_NORMAL, wx.FONTWEIGHT_NORMAL)
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# }}}
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# {{{ xlateEventPoint(self, event, eventDc): XXX
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def xlateEventPoint(self, event, eventDc):
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eventPoint = event.GetLogicalPosition(eventDc)
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rectX = eventPoint.x - (eventPoint.x % self.cellSize[0])
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rectY = eventPoint.y - (eventPoint.y % self.cellSize[1])
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mapX = int(rectX / self.cellSize[0] if rectX else 0)
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mapY = int(rectY / self.cellSize[1] if rectY else 0)
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return (mapX, mapY)
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# }}}
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# {{{ __del__(self): destructor method
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def __del__(self):
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if self.canvasBitmap != None:
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self.canvasBitmap.Destroy(); self.canvasBitmap = None;
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self._finiBrushesAndPens()
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# }}}
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#
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# __init__(self, canvasSize, cellSize): initialisation method
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def __init__(self, canvasSize, cellSize):
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self._initBrushesAndPens()
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self.reset(canvasSize, cellSize)
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# vim:expandtab foldmethod=marker sw=4 ts=4 tw=120
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