gridspeller.py 文件源码

def drawGrid(self, dc):
        """Draw the grid characters and highlights.

        Args:
            dc:     wx.DC drawing context.  Calling the methods of dc will
                    modify the drawing accordingly.
        """
        ##dc.SetFont(self.gridFont) # setting the font for the text

        # figuring out what is the y-offset for the grid of symbols
        yOffset = self.winHeight*32/340.0
        if len(self.copyText) == 0:
            yOffset = self.winHeight * 14/340.0

        # figuring out the distances between each symbol horizontaly and vertically
        dx = (self.winWidth+0.0)/(self.nCols+1)
        dy = (self.winHeight-yOffset)/(self.nRows+1)

        for i in xrange(self.nRows):
            for j in xrange(self.nCols):
                # select the color and font for the next symbol
                mark = self.marked[i,j]

                if mark == grid.normal:
                    dc.SetTextForeground(self.gridColor)

                elif mark == grid.highlighted:
                    dc.SetTextForeground(self.highlightColor)
                    self.gridFont.SetWeight(wx.FONTWEIGHT_BOLD)

                elif mark == grid.unhighlighted:
                    dc.SetTextForeground(self.unhighlightColor)

                elif mark == grid.selected:
                    dc.SetTextForeground(self.selectColor)
                    self.gridFont.SetWeight(wx.FONTWEIGHT_BOLD)

                else:
                    raise Exception('Invalid mark value %d.' % mark)

                dc.SetFont(self.gridFont)

                # get extents of symbol
                text = self.grid[i,j]
                textWidth, textHeight = dc.GetTextExtent(text)

                # draw next symbol
                #dc.DrawText(self.grid[i,j], (j+0.7)*dx, (i+0.7)*dy+yOffset)
                dc.DrawText(self.grid[i,j],
                        (j+1.0)*dx-textWidth/2.0,
                        (i+1.0)*dy+yOffset-textHeight/2.0)
                self.gridFont.SetWeight(wx.FONTWEIGHT_NORMAL)