Viewer.py 文件源码

def DoDrawing(self, dc, printing=False):
        if printing:
            if getattr(dc, "printing", False):
                font = wx.Font(self.GetFont().GetPointSize(), wx.MODERN, wx.NORMAL, wx.NORMAL)
                dc.SetFont(font)
            else:
                dc.SetFont(self.GetFont())
        else:
            dc.SetBackground(wx.Brush(self.Editor.GetBackgroundColour()))
            dc.Clear()
            dc.BeginDrawing()
        if self.Scaling is not None and self.DrawGrid and not printing:
            dc.SetPen(wx.TRANSPARENT_PEN)
            dc.SetBrush(self.GridBrush)
            xstart, ystart = self.GetViewStart()
            window_size = self.Editor.GetClientSize()
            width, height = self.Editor.GetVirtualSize()
            width = int(max(width, xstart * SCROLLBAR_UNIT + window_size[0]) / self.ViewScale[0])
            height = int(max(height, ystart * SCROLLBAR_UNIT + window_size[1]) / self.ViewScale[1])
            dc.DrawRectangle(1, 1, width, height)
        if self.PageSize is not None and not printing:
            dc.SetPen(self.PagePen)
            xstart, ystart = self.GetViewStart()
            window_size = self.Editor.GetClientSize()
            for x in xrange(self.PageSize[0] - (xstart * SCROLLBAR_UNIT) % self.PageSize[0], int(window_size[0] / self.ViewScale[0]), self.PageSize[0]):
                dc.DrawLine(xstart * SCROLLBAR_UNIT + x + 1, int(ystart * SCROLLBAR_UNIT / self.ViewScale[0]),
                            xstart * SCROLLBAR_UNIT + x + 1, int((ystart * SCROLLBAR_UNIT + window_size[1]) / self.ViewScale[0]))
            for y in xrange(self.PageSize[1] - (ystart * SCROLLBAR_UNIT) % self.PageSize[1], int(window_size[1] / self.ViewScale[1]), self.PageSize[1]):
                dc.DrawLine(int(xstart * SCROLLBAR_UNIT / self.ViewScale[0]), ystart * SCROLLBAR_UNIT + y + 1,
                            int((xstart * SCROLLBAR_UNIT + window_size[0]) / self.ViewScale[1]), ystart * SCROLLBAR_UNIT + y + 1)

        # Draw all elements
        for comment in self.Comments.itervalues():
            if comment != self.SelectedElement and (comment.IsVisible() or printing):
                comment.Draw(dc)
        for wire in self.Wires.iterkeys():
            if wire != self.SelectedElement and (wire.IsVisible() or printing):
                if not self.Debug or not wire.GetValue():
                    wire.Draw(dc)
        if self.Debug:
            for wire in self.Wires.iterkeys():
                if wire != self.SelectedElement and (wire.IsVisible() or printing) and wire.GetValue():
                    wire.Draw(dc)
        for block in self.Blocks.itervalues():
            if block != self.SelectedElement and (block.IsVisible() or printing):
                block.Draw(dc)

        if self.SelectedElement is not None and (self.SelectedElement.IsVisible() or printing):
            self.SelectedElement.Draw(dc)

        if not printing:
            if self.Debug:
                self.InstanceName.Draw(dc)
            if self.rubberBand.IsShown():
                self.rubberBand.Draw(dc)
            dc.EndDrawing()