def OnPrintPage(self, page):
dc = self.GetDC()
width, height = dc.GetSizeTuple()
mdc = wx.MemoryDC()
bmp = wx.EmptyBitmap(width, height)
mdc.SelectObject(bmp)
mdc.SetBackgroundMode(wx.SOLID)
mdc.SetBrush(wx.Brush(colour=wx.Colour(255, 255, 255)))
mdc.SetPen(wx.Pen(colour=wx.Colour(255, 255, 255)))
mdc.DrawRectangle(0, 0, width, height)
mdc.SetDeviceOrigin(0, 0)
# ------------------------------------------
context = wx.lib.wxcairo.ContextFromDC(mdc)
code_array = self.grid.code_array
# Rotate if orientation is reversed
if self.orientation_reversed:
context.save()
context.rotate(math.pi)
context.translate(-width, -height)
x_offset = 20.5 * dc.GetPPI()[0] / 96.0
y_offset = 20.5 * dc.GetPPI()[1] / 96.0
# Draw cells
cell_renderer = GridCairoRenderer(context,
code_array,
(self.top_row, self.bottom_row),
(self.left_col, self.right_col),
(page - 1, page),
width,
height,
self.orientation,
x_offset=x_offset,
y_offset=y_offset,
view_frozen=self.grid._view_frozen)
mdc.BeginDrawing()
cell_renderer.draw()
# Rotate back if orientation is reversed
if self.orientation_reversed:
context.restore()
context.show_page()
mdc.EndDrawing()
dc.Blit(0, 0, width, height, mdc, 0, 0, wx.COPY)
return True
def OnPrintPage(self, page):
dc = self.GetDC()
width, height = dc.GetSizeTuple()
mdc = wx.MemoryDC()
bmp = wx.EmptyBitmap(width, height)
mdc.SelectObject(bmp)
mdc.SetBackgroundMode(wx.SOLID)
mdc.SetBrush(wx.Brush(colour=wx.Colour(255, 255, 255)))
mdc.SetPen(wx.Pen(colour=wx.Colour(255, 255, 255)))
mdc.DrawRectangle(0, 0, width, height)
mdc.SetDeviceOrigin(0, 0)
# ------------------------------------------
context = wx.lib.wxcairo.ContextFromDC(mdc)
code_array = self.grid.code_array
# Rotate if orientation is reversed
if self.orientation_reversed:
context.save()
context.rotate(math.pi)
context.translate(-width, -height)
x_offset = 20.5 * dc.GetPPI()[0] / 96.0
y_offset = 20.5 * dc.GetPPI()[1] / 96.0
# Draw cells
cell_renderer = GridCairoRenderer(context, code_array,
(self.top_row, self.bottom_row),
(self.left_col, self.right_col),
(page - 1, page),
width, height,
self.orientation,
x_offset=x_offset,
y_offset=y_offset,
view_frozen=self.grid._view_frozen)
mdc.BeginDrawing()
cell_renderer.draw()
# Rotate back if orientation is reversed
if self.orientation_reversed:
context.restore()
context.show_page()
mdc.EndDrawing()
dc.Blit(0, 0, width, height, mdc, 0, 0, wx.COPY)
return True
def export_cairo(self, filepath, filetype):
"""Exports grid to the PDF file filepath
Parameters
----------
filepath: String
\tPath of file to export
filetype in ["pdf", "svg"]
\tType of file to export
"""
if cairo is None:
return
export_info = \
self.main_window.interfaces.get_cairo_export_info(filetype)
if export_info is None:
# Dialog has been canceled
return
top_row = max(0, export_info["top_row"])
bottom_row = min(self.grid.code_array.shape[0] - 1,
export_info["bottom_row"])
left_col = max(0, export_info["left_col"])
right_col = min(self.grid.code_array.shape[1] - 1,
export_info["right_col"])
first_tab = max(0, export_info["first_tab"])
last_tab = min(self.grid.code_array.shape[2] - 1,
export_info["last_tab"])
width = export_info["paper_width"]
height = export_info["paper_height"]
orientation = export_info["orientation"]
if orientation == "landscape":
width, height = height, width
if filetype == "pdf":
surface = cairo.PDFSurface(filepath, width, height)
elif filetype == "svg":
surface = cairo.SVGSurface(filepath, width, height)
else:
msg = "Export filetype {filtype} not supported.".format(
filetype=filetype)
raise ValueError(msg)
context = cairo.Context(surface)
grid_cairo_renderer = GridCairoRenderer(
context,
self.code_array,
(top_row, bottom_row + 1),
(left_col, right_col + 1),
(first_tab, last_tab + 1),
width,
height,
orientation,
view_frozen=self.grid._view_frozen,
)
grid_cairo_renderer.draw()
# Finish is required for matplotlib figures
surface.finish()