printout.py

Wxpython Implemented on Windows CE, Source code

        self.SetPrintFont(self.text_font)

        x, y = self.DC.GetTextExtent("W")
        self.space = y

        if self.total_pages is None:
            self.GetTotalPages()    # total pages for display/printing

        self.data_cnt = self.page_index[self.page-1]

        self.draw = True
        self.PrintHeader()
        self.PrintFooter()
        self.OutPage()

    def GetTotalPages(self):
        self.data_cnt = 0
        self.draw = False
        self.page_index = [0]

        cnt = 0
        while 1:
            test = self.OutPage()
            self.page_index.append(self.data_cnt)
            if  test == False:
                break
            cnt = cnt + 1

        self.total_pages = cnt + 1

    def OutPage(self):
        self.y = self.y_start
        self.end_x = self.column[-1]

        if self.data_cnt < len(self.data):  # if there data for display on the page
            if self.label != []:        # check if header defined
                self.PrintLabel()
        else:
            return False

        for val in self.data:
            try:
                row_val = self.data[self.data_cnt]
            except:
                self.FinishDraw()
                return False

            max_y = self.PrintRow(row_val, False)       # test to see if row will fit in remaining space
            test = max_y + self.space

            if test > self.y_end:
                break

            self.ColourRowCells(max_y-self.y+self.space)       # colour the row/column
            max_y = self.PrintRow(row_val, True)      # row fits - print text
            self.DrawGridLine()     # top line of cell
            self.y = max_y + self.space

            if self.y > self.y_end:
                break

            self.data_cnt = self.data_cnt + 1

        self.FinishDraw()

        if self.data_cnt == len(self.data):    # last value in list
            return False

        return True


    def PrintLabel(self):
        self.pt_space_before = self.label_pt_space_before   # set the point spacing
        self.pt_space_after = self.label_pt_space_after

        self.LabelColorRow(self.label_colour)
        self.SetPrintFont(self.label_font)

        self.col = 0
        max_y = 0
        for vtxt in self.label:
            self.region = self.column[self.col+1] - self.column[self.col]
            self.indent = self.column[self.col]

            self.align = wx.ALIGN_LEFT

            max_out = self.OutTextRegion(vtxt, True)
            if max_out > max_y:
                max_y = max_out
            self.col = self.col + 1

        self.DrawGridLine()     # top line of label
        self.y = max_y + self.label_space

    def PrintHeader(self):      # print the header array
        if self.draw == False:
            return

        for val in self.parent.header:
            self.SetPrintFont(val["Font"])

            header_indent = val["Indent"] * self.pwidth
            text = val["Text"]

            htype = val["Type"]
            if htype == "Date":
                addtext = self.GetDate()
            elif htype == "Date & Time":
                addtext = self.GetDateTime()
            else:
                addtext = ""

            self.OutTextPageWidth(text+addtext, self.pheader_margin, val["Align"], header_indent, True)

    def PrintFooter(self):      # print the header array
        if self.draw == False:
            return

        footer_pos = self.parent.page_height * self.pheight - self.pfooter_margin + self.vertical_offset
        for val in self.parent.footer:
            self.SetPrintFont(val["Font"])

            footer_indent = val["Indent"] * self.pwidth
            text = val["Text"]

            ftype = val["Type"]
            if ftype == "Pageof":
                addtext = "Page " + str(self.page) + " of " + str(self.total_pages)
            elif ftype == "Page":
                addtext = "Page " + str(self.page)
            elif ftype == "Num":
                addtext = str(self.page)
            elif ftype == "Date":
                addtext = self.GetDate()
            elif ftype == "Date & Time":
                addtext = self.GetDateTime()
            else:
                addtext = ""

            self.OutTextPageWidth(text+addtext, footer_pos, val["Align"], footer_indent, True)


    def LabelColorRow(self, colour):
        brush = wx.Brush(colour, wx.SOLID)
        self.DC.SetBrush(brush)
        height = self.label_space + self.label_pt_space_before + self.label_pt_space_after
        self.DC.DrawRectangle(self.column[0], self.y,
                              self.end_x-self.column[0]+1, height)

    def ColourRowCells(self, height):
        if self.draw == False:
            return

        col = 0
        for colour in self.column_bgcolour:
            cellcolour = self.GetCellColour(self.data_cnt, col)
            if cellcolour is not None:
                colour = cellcolour

            brush = wx.Brush(colour, wx.SOLID)
            self.DC.SetBrush(brush)
            self.DC.SetPen(wx.Pen(wx.NamedColour('WHITE'), 0))

            start_x = self.column[col]
            width = self.column[col+1] - start_x + 2
            self.DC.DrawRectangle(start_x, self.y, width, height)
            col = col + 1

    def PrintRow(self, row_val, draw = True, align = wx.ALIGN_LEFT):
        self.SetPrintFont(self.text_font)

        self.pt_space_before = self.text_pt_space_before   # set the point spacing
        self.pt_space_after = self.text_pt_space_after

        self.col = 0
        max_y = 0
        for vtxt in row_val:
            if not isinstance(vtxt,types.StringTypes):
                vtxt = str(vtxt)
            self.region = self.column[self.col+1] - self.column[self.col]
            self.indent = self.column[self.col]
            self.align = self.column_align[self.col]

            fcolour = self.column_txtcolour[self.col]       # set font colour
            celltext = self.GetCellTextColour(self.data_cnt, self.col)
            if celltext is not None:
                fcolour = celltext      # override the column colour

            self.DC.SetTextForeground(fcolour)

            max_out = self.OutTextRegion(vtxt, draw)
            if max_out > max_y:
                max_y = max_out
            self.col = self.col + 1
        return max_y

    def GetCellColour(self, row, col):      # check if custom colour defined for the cell background
        try:
            set = self.cell_colour[row]
        except:
            return None
        try:
            colour = set[col]
            return colour
        except:
            return None

    def GetCellTextColour(self, row, col):      # check if custom colour defined for the cell text
        try:
            set = self.cell_text[row]
        except:
            return None
        try:
            colour = set[col]
            return colour
        except:
            return None

    def FinishDraw(self):
        self.DrawGridLine()     # draw last row line
        self.DrawColumns()      # draw all vertical lines

    def DrawGridLine(self):
        if self.draw == True \
        and len(self.column) > 2:    #supress grid lines if only one column
            try:
                size = self.row_line_size[self.data_cnt]
            except:
                size = self.row_def_line_size

            try:
                colour = self.row_line_colour[self.data_cnt]
            except:
                colour = self.row_def_line_colour

            self.DC.SetPen(wx.Pen(colour, size))

            y_out = self.y
#            y_out = self.y + self.pt_space_before + self.pt_space_after     # adjust for extra spacing
            self.DC.DrawLine(self.column[0], y_out, self.end_x, y_out)

    def DrawColumns(self):
        if self.draw == True \
        and len(self.column) > 2:   #surpress grid line if only one column
            col = 0
            for val in self.column:
                try:
                    size = self.column_line_size[col]
                except:
                    size = self.column_def_line_size

                try:
                    colour = self.column_line_colour[col]
                except:
                    colour = self.column_def_line_colour

                indent = val

                self.DC.SetPen(wx.Pen(colour, size))
                self.DC.DrawLine(indent, self.y_start, indent, self.y)
                col = col + 1

    def DrawText(self):
        self.DoRefresh()

    def DoDrawing(self, DC):
        size = DC.GetSize()
        self.DC = DC

        DC.BeginDrawing()
        self.DrawText()
        DC.EndDrawing()

        self.sizew = DC.MaxY()
        self.sizeh = DC.MaxX()


class PrintTable:
    def __init__(self, parentFrame=None):
        self.data = []
        self.set_column = []
        self.label = []
        self.header = []
        self.footer = []

        self.set_column_align = {}
        self.set_column_bgcolour = {}
        self.set_column_txtcolour = {}
        self.set_cell_colour = {}
        self.set_cell_text = {}
        self.column_line_size = {}
        self.column_line_colour = {}
        self.row_line_size = {}
        self.row_line_colour = {}

        self.parentFrame = parentFrame
        self.SetPreviewSize()

        self.printData = wx.PrintData()
        self.scale = 1.0

        self.SetParms()
        self.SetColors()
        self.SetFonts()
        self.TextSpacing()

        self.SetPrinterOffset()
        self.SetHeaderValue()
        self.SetFooterValue()
        self.SetMargins()
        self.SetPortrait()

    def SetPreviewSize(self, position = wx.Point(0, 0), size="Full"):
        if size == "Full":
            r = wx.GetClientDisplayRect()
            self.preview_frame_size = r.GetSize()
            self.preview_frame_pos = r.GetPosition()
        else:
            self.preview_frame_size = size
            self.preview_frame_pos = position

    def SetPaperId(self, paper):
        self.printData.SetPaperId(paper)

    def SetOrientation(self, orient):
        self.printData.SetOrientation(orient)

    def SetColors(self):
        self.row_def_line_colour = wx.NamedColour('BLACK')
        self.row_def_line_size = 1

        self.column_def_line_colour = wx.NamedColour('BLACK')
        self.column_def_line_size = 1
        self.column_colour = wx.NamedColour('WHITE')

        self.label_colour = wx.NamedColour('LIGHT GREY')

    def SetFonts(self):
        self.label_font = { "Name": self.default_font_name, "Size": 12, "Colour": [0, 0, 0], "Attr": [0, 0, 0] }
        self.text_font = { "Name": self.default_font_name, "Size": 10, "Colour": [0, 0, 0], "Attr": [0, 0, 0] }

    def TextSpacing(self):
        self.label_pt_adj_before = 0     # point adjustment before and after the label text
        self.label_pt_adj_after = 0

        self.text_pt_adj_before = 0     # point adjustment before and after the row text
        self.text_pt_adj_after = 0

    def SetLabelSpacing(self, before, after):        # method to set the label space adjustment
        self.label_pt_adj_before = before
        self.label_pt_adj_after = after

    def SetRowSpacing(self, before, after):         # method to set the row space adjustment
        self.text_pt_adj_before = before
        self.text_pt_adj_after = after

    def SetPrinterOffset(self):        # offset to adjust for printer
        self.vertical_offset = -0.1
        self.horizontal_offset = -0.1

    def SetHeaderValue(self):
        self.header_margin = 0.25
        self.header_font = { "Name": self.default_font_name, "Size": 11, "Colour": [0, 0, 0], "Attr": [0, 0, 0] }
        self.header_align = wx.ALIGN_CENTRE
        self.header_indent = 0
        self.header_type = "Text"

    def SetFooterValue(self):
        self.footer_margin = 0.7
        self.footer_font = { "Name": self.default_font_name, "Size": 11, "Colour": [0, 0, 0], "Attr": [0, 0, 0] }
        self.footer_align = wx.ALIGN_CENTRE
        self.footer_indent = 0
        self.footer_type = "Pageof"

    def SetMargins(self):
        self.left_margin = 0.5
        self.right_margin = 0.5    # only used if no column sizes

        self.top_margin  = 0.8
        self.bottom_margin = 1.0
        self.cell_left_margin = 0.1
        self.cell_right_margin = 0.1

    def SetPortrait(self):