1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
| import sys
import os
import wx
BUFFERED = 1
#-------------------------------------------------------------------------------
class My_Canvas(wx.ScrolledWindow):
def __init__(self, parent, txt, id=-1, size=wx.DefaultSize):
wx.ScrolledWindow.__init__(self, parent, id,
pos=(0, 0),
size=size,
style=wx.SUNKEN_BORDER)
#------------
self.parent = parent
#------------
self.maxWidth = 1000
self.maxHeight = 1000
self.x = self.y = 0
self.drawing = False
self.lines = txt
#------------
self.SetBackgroundColour("WHITE")
#------------
self.SetVirtualSize((self.maxWidth, self.maxHeight))
self.SetScrollRate(30, 30)
#------------
if BUFFERED:
# Initialize the buffer bitmap. No real DC is needed at this point
#self.buffer = wx.EmptyBitmap(self.maxWidth, self.maxHeight)
self.buffer = wx.Bitmap(self.maxWidth, self.maxHeight)
dc = wx.BufferedDC(None, self.buffer)
dc.SetBackground(wx.Brush(self.GetBackgroundColour()))
dc.Clear()
self.DoDrawing(dc)
#------------
# Bind a paint event to an events handler
self.Bind(wx.EVT_PAINT, self.OnPaint)
#---------------------------------------------------------------------------
def GetWidth(self):
return self.maxWidth
def GetHeight(self):
return self.maxHeight
def OnPaint(self, event):
if BUFFERED:
# Create a buffered paint DC. It will create the real
# wx.PaintDC and then blit the bitmap to it when dc is
# deleted. Since we don't need to draw anything else
# here that's all there is to it.
dc = wx.BufferedPaintDC(self, self.buffer, wx.BUFFER_VIRTUAL_AREA)
else:
dc = wx.PaintDC(self)
self.PrepareDC(dc)
# Since we're not buffering in this case, we have to
# (re)paint the all the contents of the window, which can
# be potentially time consuming and flickery depending on
# what is being drawn and how much of it there is.
self.DoDrawing(dc)
def DoDrawing(self, dc, printing=False):
"""
"""
pen = wx.Pen('BLACK', 4, wx.SOLID)
dc.SetTextForeground("BLACK")
dc.SetFont(wx.Font(48, wx.DEFAULT, wx.NORMAL, wx.NORMAL))
dc.DrawText(self.lines, 6, 57)
#-------------------------------------------------------------------------------
class My_Printout(wx.Printout):
"""
"""
def __init__(self, canvas, title):
wx.Printout.__init__(self, title)
#------------
self.canvas = canvas
#---------------------------------------------------------------------------
def OnBeginDocument(self, start, end):
"""
"""
return super(My_Printout, self).OnBeginDocument(start, end)
def OnEndDocument(self):
"""
"""
super(My_Printout, self).OnEndDocument()
def OnBeginPrinting(self):
"""
"""
super(My_Printout, self).OnBeginPrinting()
def OnEndPrinting(self):
"""
"""
super(My_Printout, self).OnEndPrinting()
def OnPreparePrinting(self):
"""
"""
super(My_Printout, self).OnPreparePrinting()
def HasPage(self, page):
"""
"""
if page <= 2:
return True
else:
return False
def GetPageInfo(self):
"""
"""
return (1, 2, 1, 2)
def OnPrintPage(self, page):
"""
"""
dc = self.GetDC()
#------------
# One possible method of setting scaling factors...
maxX = self.canvas.GetWidth()
maxY = self.canvas.GetHeight()
#------------
# Let's have at least 50 device units margin.
marginX = 180
marginY = 180
#------------
# Add the margin to the graphic size.
maxX = maxX + (2 * marginX)
maxY = maxY + (2 * marginY)
#------------
# Get the size of the DC in pixels.
#(w, h) = dc.GetSizeTuple()
(w, h) = dc.GetSize()
# Calculate a suitable scaling factor.
scaleX = float(w) / maxX
scaleY = float(h) / maxY
# Use x or y scaling factor, whichever fits on the DC.
actualScale = min(scaleX, scaleY)
# Calculate the position on the DC for centering the graphic.
posX = (w - (self.canvas.GetWidth() * actualScale)) / 2.0
posY = (h - (self.canvas.GetHeight() * actualScale)) / 2.0
# Set the scale and origin.
dc.SetUserScale(actualScale, actualScale)
dc.SetDeviceOrigin(int(posX), int(posY))
#------------
self.canvas.DoDrawing(dc, True)
return True
#-------------------------------------------------------------------------------
class My_Frame(wx.Frame):
"""
"""
def __init__(self, parent, id, title=""):
wx.Frame.__init__(self,
parent,
id,
title,
size=(600, 367),
style=wx.DEFAULT_FRAME_STYLE)
#------------
# Simplified init method.
self.CreateCtrls()
self.CreatePrintData()
self.BindEvents()
self.DoLayout()
#------------
self.CenterOnScreen()
#---------------------------------------------------------------------------
def CreateCtrls(self):
"""
Make widgets for my app.
"""
font = wx.SystemSettings.GetFont(wx.SYS_DEFAULT_GUI_FONT)
font.SetWeight(wx.BOLD)
font.SetPointSize(10)
#------------
# First create the controls.
self.panel = wx.Panel(self,
id=-1,
style=wx.BORDER_THEME|
wx.TAB_TRAVERSAL)
self.tc = wx.TextCtrl(self.panel,
id=-1,
size=(200, -1),
value="Hello, World ! A sample text.")
text = self.tc.GetValue()
self.canvas = My_Canvas(self.panel, text, size=(0, 0))
self.btnSetup = wx.Button(self.panel,
id=wx.ID_PAGE_SETUP,
label="Page set&up")
self.btnPreview = wx.Button(self.panel,
id=wx.ID_PREVIEW,
label="Print Pre&view")
self.btnPrint = wx.Button(self.panel,
id=wx.ID_PRINT,
label="&Print")
self.btnClose = wx.Button(self.panel,
id=wx.ID_CLOSE,
label="E&xit")
def CreatePrintData(self):
"""
Create printing data.
"""
self.printdata = wx.PrintData()
self.printdata.SetPrinterName('')
self.printdata.SetOrientation(wx.PORTRAIT)
self.printdata.SetPaperId(wx.PAPER_A4)
self.printdata.SetQuality(wx.PRINT_QUALITY_DRAFT)
# Black and white printing if (False) :
self.printdata.SetColour(True)
self.printdata.SetNoCopies(1)
self.printdata.SetCollate(True)
# self.printData.SetPrintMode(wx.PRINT_MODE_PRINTER)
def BindEvents(self):
"""
Bind all the events related to my application.
"""
# Bind some menu events to an events handler.
self.Bind(wx.EVT_MENU, self.OnBtnPageSetup, id=wx.ID_PAGE_SETUP)
self.Bind(wx.EVT_MENU, self.OnBtnPreview, id=wx.ID_PREVIEW)
self.Bind(wx.EVT_MENU, self.OnBtnPrint, id=wx.ID_PRINT)
self.Bind(wx.EVT_MENU, self.OnBtnClose, id=wx.ID_EXIT)
# Bind the close event to an event handler.
self.Bind(wx.EVT_CLOSE, self.OnCloseWindow)
# Bind some buttons events to an events handler.
self.Bind(wx.EVT_BUTTON, self.OnBtnPageSetup, self.btnSetup)
self.Bind(wx.EVT_BUTTON, self.OnBtnPreview, self.btnPreview)
self.Bind(wx.EVT_BUTTON, self.OnBtnPrint, self.btnPrint)
self.Bind(wx.EVT_BUTTON, self.OnBtnClose, self.btnClose)
def DoLayout(self):
"""
"""
mainSizer = wx.BoxSizer(wx.VERTICAL)
#------------
hBox2 = wx.BoxSizer(wx.HORIZONTAL)
hBox2.Add(self.btnSetup, 0, wx.ALL, 10)
hBox2.Add(self.btnPreview, 0, wx.ALL, 10)
hBox2.Add(self.btnPrint, 0, wx.ALL, 10)
hBox2.Add(self.btnClose, 0, wx.ALL, 10)
#------------
mainSizer.Add(wx.StaticLine(self.panel),
0, wx.EXPAND|wx.TOP|wx.BOTTOM, 5)
mainSizer.Add(self.tc, 0, wx.ALL, 15)
mainSizer.Add(hBox2, 0, wx.ALL, 5)
#------------
self.panel.SetSizer(mainSizer)
def OnBtnPageSetup(self, event):
"""
"""
psdd = wx.PageSetupDialogData(self.printdata)
psdd.EnablePrinter(True)
#------------
dlg = wx.PageSetupDialog(self, psdd)
dlg.ShowModal()
#------------
# This makes a copy of the wx.PrintData instead of just saving
# a reference to the one inside the PrintDialogData that will
# be destroyed when the dialog is destroyed
self.printdata = wx.PrintData(dlg.GetPageSetupData().GetPrintData())
dlg.Destroy()
def OnBtnPreview(self, event):
"""
"""
data = wx.PrintDialogData(self.printdata)
printout1 = My_Printout(self.canvas, "- Mon document")
printout2 = My_Printout(self.canvas, "- Mon document")
printPreview = wx.PrintPreview(printout1, printout2, data)
# Initial zoom value.
if "__WXMAC__" in wx.PlatformInfo:
printPreview.SetZoom(50)
else:
printPreview.SetZoom(35)
if not printPreview.IsOk():
wx.MessageBox(("Il y a un problème d'impression.\nPeut-être "\
"que votre imprimante n'est \npas "\
"réglée correctement ?"),
("Impression"),
wx.OK)
return
else:
previewFrame = wx.PreviewFrame(printPreview, None, "Prévisualisation")
previewFrame.Initialize()
previewFrame.SetPosition(self.GetPosition())
previewFrame.SetSize(self.GetSize())
previewFrame.Show(True)
previewFrame.Layout()
def OnBtnPrint(self, event):
"""
"""
pdd = wx.PrintDialogData(self.printdata)
pdd.SetPrintData(self.printdata)
pdd.SetMinPage(1)
pdd.SetMaxPage(1)
pdd.SetFromPage(1)
pdd.SetToPage(1)
pdd.SetPrintToFile(False)
#------------
printer = wx.Printer(pdd)
myPrintout = My_Printout(self.canvas, "- Mon document")
if not printer.Print(self, myPrintout, True):
wx.MessageBox(("Il y a un problème d'impression.\nPeut-être "\
"que votre imprimante n'est \npas "\
"réglée correctement ?"),
("Impression"),
wx.OK)
return
else:
self.printData = wx.PrintData(printer.GetPrintDialogData().GetPrintData())
myPrintout.Destroy()
def OnBtnClose(self, event):
"""
"""
self.Close(True)
def OnCloseWindow(self, event):
"""
"""
self.Destroy()
#-------------------------------------------------------------------------------
class My_App(wx.App):
"""
"""
def OnInit(self):
self.locale = wx.Locale(wx.LANGUAGE_FRENCH)
#------------
frame = My_Frame(None, id=-1, title="test")
self.SetTopWindow(frame)
frame.Show(True)
return True
#-------------------------------------------------------------------------------
def main():
app = My_App(False)
app.MainLoop()
#-------------------------------------------------------------------------------
if __name__ == "__main__" :
main() |
