mirror of
https://github.com/lalbornoz/roar.git
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8fd0294ef8
libroar/RoarCanvasWindow.py, libgui/GuiWindow.py: split from libgui/GuiCanvasPanel.py. roar.py: updated.
160 lines
8.0 KiB
Python
160 lines
8.0 KiB
Python
#!/usr/bin/env python3
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#
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# GuiCanvasWxBackend.py
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# Copyright (c) 2018, 2019 Lucio Andrés Illanes Albornoz <lucio@lucioillanes.de>
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#
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from GuiCanvasColours import Colours
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import math, wx
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class GuiCanvasWxBackend():
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# {{{ _drawBrushPatch(self, eventDc, patch, point)
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def _drawBrushPatch(self, eventDc, patch, point):
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absPoint = self._xlatePoint(point)
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brushBg, brushFg, pen = self._getBrushPatchColours(patch)
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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, point)
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def _drawCharPatch(self, eventDc, patch, point):
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absPoint, fontBitmap = self._xlatePoint(point), wx.Bitmap(*self.cellSize)
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brushBg, brushFg, pen = self._getCharPatchColours(patch)
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fontDc = wx.MemoryDC(); fontDc.SelectObject(fontBitmap);
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fontDc.SetTextForeground(wx.Colour(Colours[patch[0]][:4]))
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fontDc.SetTextBackground(wx.Colour(Colours[patch[1]][: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); 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)
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def _finiBrushesAndPens(self):
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[brush.Destroy() for brush in self._brushes or []]
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[pen.Destroy() for pen in self._pens or []]
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self._brushes, self._lastBrushBg, self._lastBrushFg, self._lastPen, self._pens = None, None, None, None, None
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# }}}
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# {{{ _getBrushPatchColours(self, patch)
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def _getBrushPatchColours(self, patch):
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if (patch[0] != -1) and (patch[1] != -1):
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brushBg, brushFg, pen = self._brushes[patch[0]], self._brushes[patch[1]], self._pens[patch[1]]
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elif (patch[0] == -1) and (patch[1] == -1):
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brushBg, brushFg, pen = self._brushes[1], self._brushes[1], self._pens[1]
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elif patch[0] == -1:
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brushBg, brushFg, pen = self._brushes[patch[1]], self._brushes[patch[1]], self._pens[patch[1]]
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elif patch[1] == -1:
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brushBg, brushFg, pen = self._brushes[1], self._brushes[patch[0]], self._pens[1]
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return (brushBg, brushFg, pen)
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# }}}
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# {{{ _getCharPatchColours(self, patch)
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def _getCharPatchColours(self, patch):
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if (patch[0] != -1) and (patch[1] != -1):
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brushBg, brushFg, pen = self._brushes[patch[1]], self._brushes[patch[0]], self._pens[patch[1]]
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elif (patch[0] == -1) and (patch[1] == -1):
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brushBg, brushFg, pen = self._brushes[1], self._brushes[1], self._pens[1]
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elif patch[0] == -1:
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brushBg, brushFg, pen = self._brushes[patch[1]], self._brushes[patch[1]], self._pens[patch[1]]
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elif patch[1] == -1:
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brushBg, brushFg, pen = self._brushes[1], self._brushes[patch[0]], self._pens[1]
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return (brushBg, brushFg, pen)
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# }}}
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# {{{ _initBrushesAndPens(self)
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def _initBrushesAndPens(self):
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self._brushes, self._pens = [None for x in range(len(Colours))], [None for x in range(len(Colours))]
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for mircColour in range(len(Colours)):
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self._brushes[mircColour] = wx.Brush(wx.Colour(Colours[mircColour][:4]), wx.BRUSHSTYLE_SOLID)
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self._pens[mircColour] = wx.Pen(wx.Colour(Colours[mircColour][:4]), 1)
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self._lastBrushBg, self._lastBrushFg, self._lastPen = None, None, None
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# }}}
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# {{{ _setBrushDc(self, brushBg, brushFg, dc, pen)
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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); self._lastBrushBg = brushBg;
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if self._lastBrushFg != brushFg:
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dc.SetBrush(brushFg); self._lastBrushFg = brushFg;
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if self._lastPen != pen:
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dc.SetPen(pen); self._lastPen = pen;
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# }}}
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# {{{ _xlatePoint(self, point)
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def _xlatePoint(self, point):
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return [a * b for a, b in zip(point, self.cellSize)]
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# }}}
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# {{{ drawCursorMaskWithJournal(self, canvasJournal, eventDc, viewRect)
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def drawCursorMaskWithJournal(self, canvasJournal, eventDc, viewRect):
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[self.drawPatch(eventDc, patch, viewRect) for patch in canvasJournal.popCursor()]
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# }}}
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# {{{ drawPatch(self, eventDc, patch, viewRect)
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def drawPatch(self, eventDc, patch, viewRect):
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point = [m - n for m, n in zip(patch[:2], viewRect)]
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if [(c >= 0) and (c < s) for c, s in zip(point, self.canvasSize)] == [True, True]:
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if patch[5] == " ":
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self._drawBrushPatch(eventDc, patch[2:], point)
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else:
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self._drawCharPatch(eventDc, patch[2:], point)
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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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# {{{ getDeviceContext(self, parentWindow, viewRect)
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def getDeviceContext(self, parentWindow, viewRect):
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if viewRect == (0, 0):
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eventDc = wx.BufferedDC(wx.ClientDC(parentWindow), self.canvasBitmap)
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else:
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eventDc = wx.ClientDC(parentWindow)
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self._lastBrushBg, self._lastBrushFg, self._lastPen = None, None, None
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return eventDc
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# }}}
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# {{{ onPaintEvent(self, canvasSize, cellSize, clientSize, panelWindow, viewRect)
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def onPaintEvent(self, canvasSize, cellSize, clientSize, panelWindow, viewRect):
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if self.canvasBitmap != None:
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if viewRect == (0, 0):
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eventDc = wx.BufferedPaintDC(panelWindow, self.canvasBitmap)
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else:
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canvasSize = [a - b for a, b in zip(canvasSize, viewRect)]
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clientSize = [math.ceil(m / n) for m, n in zip(clientSize, cellSize)]
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viewSize = [min(m, n) for m, n in zip(canvasSize, clientSize)]
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viewSize = [m * n for m, n in zip(cellSize, viewSize)]
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canvasDc = wx.MemoryDC(); canvasDc.SelectObject(self.canvasBitmap);
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viewDc = wx.MemoryDC(); viewBitmap = wx.Bitmap(viewSize); viewDc.SelectObject(viewBitmap);
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viewDc.Blit(0, 0, *viewSize, canvasDc, *[m * n for m, n in zip(cellSize, viewRect)])
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canvasDc.SelectObject(wx.NullBitmap); viewDc.SelectObject(wx.NullBitmap);
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eventDc = wx.BufferedPaintDC(panelWindow, viewBitmap)
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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(); oldDc.SelectObject(self.canvasBitmap);
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newDc = wx.MemoryDC(); newBitmap = wx.Bitmap(winSize); 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, self.cellSize = canvasSize, cellSize
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self._font = wx.Font(8, wx.FONTFAMILY_TELETYPE, wx.FONTSTYLE_NORMAL, wx.FONTWEIGHT_NORMAL)
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# }}}
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# {{{ xlateEventPoint(self, event, eventDc, viewRect)
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def xlateEventPoint(self, event, eventDc, viewRect):
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eventPoint = event.GetLogicalPosition(eventDc)
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rectX, rectY = eventPoint.x - (eventPoint.x % self.cellSize[0]), eventPoint.y - (eventPoint.y % self.cellSize[1])
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mapX, mapY = int(rectX / self.cellSize[0] if rectX else 0), int(rectY / self.cellSize[1] if rectY else 0)
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return [m + n for m, n in zip((mapX, mapY), viewRect)]
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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._brushes, self._font, self._lastBrush, self._lastPen, self._pens = None, None, None, None, None
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self.canvasBitmap, self.cellSize = None, None
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self._initBrushesAndPens(); self.resize(canvasSize, cellSize);
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# vim:expandtab foldmethod=marker sw=4 ts=4 tw=120
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