b166c70307
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@10848 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
129 lines
3.5 KiB
Python
129 lines
3.5 KiB
Python
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from wxPython.wx import *
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from wxPython.lib import colourdb
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import images
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# This loads a whole bunch of new color names and values
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# into wxTheColourDatabase
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colourdb.updateColourDB()
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#----------------------------------------------------------------------
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class TestWindow(wxScrolledWindow):
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def __init__(self, parent):
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wxScrolledWindow.__init__(self, parent, -1)
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self.clrList = colourdb.getColourList()
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self.bg_bmp = images.getGridBGBitmap()
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EVT_PAINT(self, self.OnPaint)
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EVT_ERASE_BACKGROUND(self, self.OnEraseBackground)
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#self.SetBackgroundColour("WHITE")
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self.font = wxFont(10, wxSWISS, wxNORMAL, wxNORMAL)
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dc = wxClientDC(self)
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dc.SetFont(self.font)
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w,h,d,e = dc.GetFullTextExtent("Wy") # a wide character and one that decends
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self.textHeight = h + d
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self.lineHeight = self.textHeight + 5
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self.cellWidth = w
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numCells = 24
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self.SetScrollbars(self.cellWidth, self.lineHeight, numCells, len(self.clrList) + 2)
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def TileBackground(self, dc):
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# tile the background bitmap
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sz = self.GetClientSize()
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w = self.bg_bmp.GetWidth()
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h = self.bg_bmp.GetHeight()
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# adjust for scrolled position
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spx, spy = self.GetScrollPixelsPerUnit()
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vsx, vsy = self.GetViewStart()
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dx, dy = (spx * vsx) % w, (spy * vsy) % h
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x = -dx
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while x < sz.width:
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y = -dy
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while y < sz.height:
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dc.DrawBitmap(self.bg_bmp, x, y)
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y = y + h
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x = x + w
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def OnEraseBackground(self, evt):
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dc = evt.GetDC()
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if not dc:
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dc = wxClientDC(self)
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rect = self.GetUpdateRegion().GetBox()
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dc.SetClippingRegion(rect.x, rect.y, rect.width, rect.height)
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self.TileBackground(dc)
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def OnPaint(self, evt):
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dc = wxPaintDC(self)
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self.PrepareDC(dc)
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self.Draw(dc, self.GetUpdateRegion(), self.GetViewStart())
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def Draw(self, dc, rgn=None, vs=None):
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dc.BeginDrawing()
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dc.SetTextForeground("BLACK")
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dc.SetPen(wxPen("BLACK", 1, wxSOLID))
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dc.SetFont(self.font)
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colours = self.clrList
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numColours = len(colours)
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if rgn:
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# determine the subset that has been exposed and needs drawn
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rect = rgn.GetBox()
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pixStart = vs[1]*self.lineHeight + rect.y
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pixStop = pixStart + rect.height
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start = pixStart / self.lineHeight - 1
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stop = pixStop / self.lineHeight
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else:
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start = 0
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stop = numColours
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for line in range(max(0,start), min(stop,numColours)):
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clr = colours[line]
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y = (line+1) * self.lineHeight + 2
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dc.DrawText(clr, self.cellWidth, y)
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brush = wxBrush(clr, wxSOLID)
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dc.SetBrush(brush)
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dc.DrawRectangle(12 * self.cellWidth, y, 6 * self.cellWidth, self.textHeight)
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dc.EndDrawing()
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# On wxGTK there needs to be a panel under wxScrolledWindows if they are
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# going to be in a wxNotebook...
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class TestPanel(wxPanel):
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def __init__(self, parent):
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wxPanel.__init__(self, parent, -1)
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self.win = TestWindow(self)
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EVT_SIZE(self, self.OnSize)
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def OnSize(self, evt):
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self.win.SetSize(evt.GetSize())
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#----------------------------------------------------------------------
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def runTest(frame, nb, log):
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win = TestPanel(nb)
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return win
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#----------------------------------------------------------------------
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overview = """
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"""
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