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1/////////////////////////////////////////////////////////////////////////////
2// Name: _dc.i
3// Purpose: SWIG interface defs for wxDC and releated classes
4//
5// Author: Robin Dunn
6//
7// Created: 7-July-1997
8// RCS-ID: $Id$
9// Copyright: (c) 2003 by Total Control Software
10// Licence: wxWindows license
11/////////////////////////////////////////////////////////////////////////////
12
13// Not a %module
14
15
16
17//---------------------------------------------------------------------------
18
19%{
20#include "wx/wxPython/pydrawxxx.h"
21%}
22
23// TODO: 1. wrappers for wxDrawObject and wxDC::DrawObject
24
25
26//---------------------------------------------------------------------------
27
28%typemap(in) (int points, wxPoint* points_array ) {
29 $2 = wxPoint_LIST_helper($input, &$1);
30 if ($2 == NULL) SWIG_fail;
31}
32%typemap(freearg) (int points, wxPoint* points_array ) {
33 if ($2) delete [] $2;
34}
35
36
37//---------------------------------------------------------------------------
38%newgroup;
39
40
41DocStr(wxDC,
42"A wx.DC is a device context onto which graphics and text can be
43drawn. It is intended to represent a number of output devices in a
44generic way, so a window can have a device context associated with it,
45and a printer also has a device context. In this way, the same piece
46of code may write to a number of different devices, if the device
47context is used as a parameter.
48
49Derived types of wxDC have documentation for specific features only,
50so refer to this section for most device context information.
51
52The wx.DC class is abstract and can not be instantiated, you must use
53one of the derived classes instead. Which one will depend on the
54situation in which it is used.", "");
55
56class wxDC : public wxObject {
57public:
58// wxDC(); **** abstract base class, can't instantiate.
59 ~wxDC();
60
61
62 DocDeclStr(
63 virtual void , BeginDrawing(),
64 "Allows for optimization of drawing code on platforms that need it. On
65other platforms this is just an empty function and is harmless. To
66take advantage of this postential optimization simply enclose each
67group of calls to the drawing primitives within calls to
68`BeginDrawing` and `EndDrawing`.", "");
69
70 DocDeclStr(
71 virtual void , EndDrawing(),
72 "Ends the group of drawing primitives started with `BeginDrawing`, and
73invokes whatever optimization is available for this DC type on the
74current platform.", "");
75
76
77
78// TODO virtual void DrawObject(wxDrawObject* drawobject);
79
80
81 DocStr(
82 FloodFill,
83 "Flood fills the device context starting from the given point, using
84the current brush colour, and using a style:
85
86 - **wxFLOOD_SURFACE**: the flooding occurs until a colour other than
87 the given colour is encountered.
88
89 - **wxFLOOD_BORDER**: the area to be flooded is bounded by the given
90 colour.
91
92Returns False if the operation failed.
93
94Note: The present implementation for non-Windows platforms may fail to
95find colour borders if the pixels do not match the colour
96exactly. However the function will still return true.", "");
97 bool FloodFill(wxCoord x, wxCoord y, const wxColour& col, int style = wxFLOOD_SURFACE);
98 %name(FloodFillPoint) bool FloodFill(const wxPoint& pt, const wxColour& col, int style = wxFLOOD_SURFACE);
99
100
101 DocStr(
102 GetPixel,
103 "Gets the colour at the specified location on the DC.","");
104 %extend {
105 wxColour GetPixel(wxCoord x, wxCoord y) {
106 wxColour col;
107 self->GetPixel(x, y, &col);
108 return col;
109 }
110 wxColour GetPixelPoint(const wxPoint& pt) {
111 wxColour col;
112 self->GetPixel(pt, &col);
113 return col;
114 }
115 }
116
117
118 DocStr(
119 DrawLine,
120 "Draws a line from the first point to the second. The current pen is
121used for drawing the line. Note that the second point is *not* part of
122the line and is not drawn by this function (this is consistent with
123the behaviour of many other toolkits).", "");
124 void DrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
125 %name(DrawLinePoint) void DrawLine(const wxPoint& pt1, const wxPoint& pt2);
126
127
128 DocStr(
129 CrossHair,
130 "Displays a cross hair using the current pen. This is a vertical and
131horizontal line the height and width of the window, centred on the
132given point.", "");
133 void CrossHair(wxCoord x, wxCoord y);
134 %name(CrossHairPoint) void CrossHair(const wxPoint& pt);
135
136
137 DocStr(
138 DrawArc,
139 "Draws an arc of a circle, centred on the *center* point (xc, yc), from
140the first point to the second. The current pen is used for the outline
141and the current brush for filling the shape.
142
143The arc is drawn in an anticlockwise direction from the start point to
144the end point.", "");
145 void DrawArc(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2, wxCoord xc, wxCoord yc);
146 %name(DrawArcPoint) void DrawArc(const wxPoint& pt1, const wxPoint& pt2, const wxPoint& center);
147
148
149 DocStr(
150 DrawCheckMark,
151 "Draws a check mark inside the given rectangle.", "");
152 void DrawCheckMark(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
153 %name(DrawCheckMarkRect) void DrawCheckMark(const wxRect& rect);
154
155 DocStr(
156 DrawEllipticArc,
157 "Draws an arc of an ellipse, with the given rectangle defining the
158bounds of the ellipse. The current pen is used for drawing the arc and
159the current brush is used for drawing the pie.
160
161The *start* and *end* parameters specify the start and end of the arc
162relative to the three-o'clock position from the center of the
163rectangle. Angles are specified in degrees (360 is a complete
164circle). Positive values mean counter-clockwise motion. If start is
165equal to end, a complete ellipse will be drawn.", "");
166 void DrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h, double start, double end);
167 %name(DrawEllipticArcPointSize) void DrawEllipticArc(const wxPoint& pt, const wxSize& sz, double start, double end);
168
169
170 DocStr(
171 DrawPoint,
172 "Draws a point using the current pen.", "");
173 void DrawPoint(wxCoord x, wxCoord y);
174 %name(DrawPointPoint) void DrawPoint(const wxPoint& pt);
175
176
177 DocStr(
178 DrawRectangle,
179 "Draws a rectangle with the given top left corner, and with the given
180size. The current pen is used for the outline and the current brush
181for filling the shape.", "");
182 void DrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
183 %name(DrawRectangleRect)void DrawRectangle(const wxRect& rect);
184 %name(DrawRectanglePointSize) void DrawRectangle(const wxPoint& pt, const wxSize& sz);
185
186
187 DocStr(
188 DrawRoundedRectangle,
189 "Draws a rectangle with the given top left corner, and with the given
190size. The corners are quarter-circles using the given radius. The
191current pen is used for the outline and the current brush for filling
192the shape.
193
194If radius is positive, the value is assumed to be the radius of the
195rounded corner. If radius is negative, the absolute value is assumed
196to be the proportion of the smallest dimension of the rectangle. This
197means that the corner can be a sensible size relative to the size of
198the rectangle, and also avoids the strange effects X produces when the
199corners are too big for the rectangle.", "");
200 void DrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius);
201 %name(DrawRoundedRectangleRect) void DrawRoundedRectangle(const wxRect& r, double radius);
202 %name(DrawRoundedRectanglePointSize) void DrawRoundedRectangle(const wxPoint& pt, const wxSize& sz, double radius);
203
204
205 DocStr(
206 DrawCircle,
207 "Draws a circle with the given center point and radius. The current
208pen is used for the outline and the current brush for filling the
209shape.", "
210
211:see: `DrawEllipse`");
212 void DrawCircle(wxCoord x, wxCoord y, wxCoord radius);
213 %name(DrawCirclePoint) void DrawCircle(const wxPoint& pt, wxCoord radius);
214
215
216 DocStr(
217 DrawEllipse,
218 "Draws an ellipse contained in the specified rectangle. The current pen
219is used for the outline and the current brush for filling the shape.", "
220
221:see: `DrawCircle`");
222 void DrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
223 %name(DrawEllipseRect) void DrawEllipse(const wxRect& rect);
224 %name(DrawEllipsePointSize) void DrawEllipse(const wxPoint& pt, const wxSize& sz);
225
226
227 DocStr(
228 DrawIcon,
229 "Draw an icon on the display (does nothing if the device context is
230PostScript). This can be the simplest way of drawing bitmaps on a
231window.", "");
232 void DrawIcon(const wxIcon& icon, wxCoord x, wxCoord y);
233 %name(DrawIconPoint) void DrawIcon(const wxIcon& icon, const wxPoint& pt);
234
235
236 DocStr(
237 DrawBitmap,
238 "Draw a bitmap on the device context at the specified point. If
239*transparent* is true and the bitmap has a transparency mask, (or
240alpha channel on the platforms that support it) then the bitmap will
241be drawn transparently.", "
242
243When drawing a mono-bitmap, the current text foreground colour will be
244used to draw the foreground of the bitmap (all bits set to 1), and the
245current text background colour to draw the background (all bits set to
2460).
247
248:see: `SetTextForeground`, `SetTextBackground` and `wx.MemoryDC`");
249 void DrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask = false);
250 %name(DrawBitmapPoint) void DrawBitmap(const wxBitmap &bmp, const wxPoint& pt, bool useMask = false);
251
252
253 DocStr(
254 DrawText,
255 "Draws a text string at the specified point, using the current text
256font, and the current text foreground and background colours.
257
258The coordinates refer to the top-left corner of the rectangle bounding
259the string. See `GetTextExtent` for how to get the dimensions of a
260text string, which can be used to position the text more precisely.
261
262**NOTE**: under wxGTK the current logical function is used by this
263function but it is ignored by wxMSW. Thus, you should avoid using
264logical functions with this function in portable programs.", "
265
266:see: `DrawRotatedText`");
267 void DrawText(const wxString& text, wxCoord x, wxCoord y);
268 %name(DrawTextPoint) void DrawText(const wxString& text, const wxPoint& pt);
269
270
271 DocStr(
272 DrawRotatedText,
273 "Draws the text rotated by *angle* degrees, if supported by the platform.
274
275**NOTE**: Under Win9x only TrueType fonts can be drawn by this
276function. In particular, a font different from ``wx.NORMAL_FONT``
277should be used as the it is not normally a TrueType
278font. ``wx.SWISS_FONT`` is an example of a font which is.","
279
280:see: `DrawText`");
281 void DrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
282 %name(DrawRotatedTextPoint) void DrawRotatedText(const wxString& text, const wxPoint& pt, double angle);
283
284
285 DocDeclStr(
286 bool , Blit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
287 wxDC *source, wxCoord xsrc, wxCoord ysrc,
288 int rop = wxCOPY, bool useMask = false,
289 wxCoord xsrcMask = -1, wxCoord ysrcMask = -1),
290 "Copy from a source DC to this DC. Parameters specify the destination
291coordinates, size of area to copy, source DC, source coordinates,
292logical function, whether to use a bitmap mask, and mask source
293position.", "
294
295 :param xdest: Destination device context x position.
296 :param ydest: Destination device context y position.
297 :param width: Width of source area to be copied.
298 :param height: Height of source area to be copied.
299 :param source: Source device context.
300 :param xsrc: Source device context x position.
301 :param ysrc: Source device context y position.
302 :param rop: Logical function to use: see `SetLogicalFunction`.
303 :param useMask: If true, Blit does a transparent blit using the mask
304 that is associated with the bitmap selected into the
305 source device context.
306 :param xsrcMask: Source x position on the mask. If both xsrcMask and
307 ysrcMask are -1, xsrc and ysrc will be assumed for
308 the mask source position.
309 :param ysrcMask: Source y position on the mask.
310");
311
312 DocDeclStrName(
313 bool , Blit(const wxPoint& destPt, const wxSize& sz,
314 wxDC *source, const wxPoint& srcPt,
315 int rop = wxCOPY, bool useMask = false,
316 const wxPoint& srcPtMask = wxDefaultPosition),
317 "Copy from a source DC to this DC. Parameters specify the destination
318coordinates, size of area to copy, source DC, source coordinates,
319logical function, whether to use a bitmap mask, and mask source
320position.", "
321
322 :param destPt: Destination device context position.
323 :param sz: Size of source area to be copied.
324 :param source: Source device context.
325 :param srcPt: Source device context position.
326 :param rop: Logical function to use: see `SetLogicalFunction`.
327 :param useMask: If true, Blit does a transparent blit using the mask
328 that is associated with the bitmap selected into the
329 source device context.
330 :param srcPtMask: Source position on the mask.
331",
332 BlitPointSize);
333
334
335 DocStr(
336 SetClippingRegion,
337 "Sets the clipping region for this device context to the intersection
338of the given region described by the parameters of this method and the
339previously set clipping region. You should call `DestroyClippingRegion`
340if you want to set the clipping region exactly to the region
341specified.
342
343The clipping region is an area to which drawing is
344restricted. Possible uses for the clipping region are for clipping
345text or for speeding up window redraws when only a known area of the
346screen is damaged.", "
347
348:see: `DestroyClippingRegion`, `wx.Region`");
349 void SetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
350 %name(SetClippingRegionPointSize) void SetClippingRegion(const wxPoint& pt, const wxSize& sz);
351 %name(SetClippingRegionAsRegion) void SetClippingRegion(const wxRegion& region);
352 %name(SetClippingRect) void SetClippingRegion(const wxRect& rect);
353
354
355
356 DocDeclAStr(
357 void , DrawLines(int points, wxPoint* points_array,
358 wxCoord xoffset = 0, wxCoord yoffset = 0),
359 "DrawLines(self, List points, int xoffset=0, int yoffset=0)",
360 "Draws lines using a sequence of `wx.Point` objects, adding the
361optional offset coordinate. The current pen is used for drawing the
362lines.", "");
363
364
365 DocDeclAStr(
366 void , DrawPolygon(int points, wxPoint* points_array,
367 wxCoord xoffset = 0, wxCoord yoffset = 0,
368 int fillStyle = wxODDEVEN_RULE),
369 "DrawPolygon(self, List points, int xoffset=0, int yoffset=0,
370 int fillStyle=ODDEVEN_RULE)",
371 "Draws a filled polygon using a sequence of `wx.Point` objects, adding
372the optional offset coordinate. The last argument specifies the fill
373rule: ``wx.ODDEVEN_RULE`` (the default) or ``wx.WINDING_RULE``.
374
375The current pen is used for drawing the outline, and the current brush
376for filling the shape. Using a transparent brush suppresses
377filling. Note that wxWidgets automatically closes the first and last
378points.", "");
379
380
381 // TODO: Figure out a good typemap for this...
382 // Convert the first 3 args from a sequence of sequences?
383// void DrawPolyPolygon(int n, int count[], wxPoint points[],
384// wxCoord xoffset = 0, wxCoord yoffset = 0,
385// int fillStyle = wxODDEVEN_RULE);
386
387
388 DocDeclStr(
389 void , DrawLabel(const wxString& text, const wxRect& rect,
390 int alignment = wxALIGN_LEFT | wxALIGN_TOP,
391 int indexAccel = -1),
392 "Draw *text* within the specified rectangle, abiding by the alignment
393flags. Will additionally emphasize the character at *indexAccel* if
394it is not -1.", "
395
396:see: `DrawImageLabel`");
397
398
399 %extend {
400 DocStr(DrawImageLabel,
401 "Draw *text* and an image (which may be ``wx.NullBitmap`` to skip
402drawing it) within the specified rectangle, abiding by the alignment
403flags. Will additionally emphasize the character at *indexAccel* if
404it is not -1. Returns the bounding rectangle.", "");
405 wxRect DrawImageLabel(const wxString& text,
406 const wxBitmap& image,
407 const wxRect& rect,
408 int alignment = wxALIGN_LEFT | wxALIGN_TOP,
409 int indexAccel = -1) {
410 wxRect rv;
411 self->DrawLabel(text, image, rect, alignment, indexAccel, &rv);
412 return rv;
413 }
414 }
415
416
417
418 DocDeclAStr(
419 void , DrawSpline(int points, wxPoint* points_array),
420 "DrawSpline(self, List points)",
421 "Draws a spline between all given control points, (a list of `wx.Point`
422objects) using the current pen. The spline is drawn using a series of
423lines, using an algorithm taken from the X drawing program 'XFIG'.", "");
424
425
426
427
428 // global DC operations
429 // --------------------
430
431 DocDeclStr(
432 virtual void , Clear(),
433 "Clears the device context using the current background brush.", "");
434
435
436 DocDeclStr(
437 virtual bool , StartDoc(const wxString& message),
438 "Starts a document (only relevant when outputting to a
439printer). *Message* is a message to show whilst printing.", "");
440
441 DocDeclStr(
442 virtual void , EndDoc(),
443 "Ends a document (only relevant when outputting to a printer).", "");
444
445
446 DocDeclStr(
447 virtual void , StartPage(),
448 "Starts a document page (only relevant when outputting to a printer).", "");
449
450 DocDeclStr(
451 virtual void , EndPage(),
452 "Ends a document page (only relevant when outputting to a printer).", "");
453
454
455
456 // set objects to use for drawing
457 // ------------------------------
458
459 DocDeclStr(
460 virtual void , SetFont(const wxFont& font),
461 "Sets the current font for the DC. It must be a valid font, in
462particular you should not pass ``wx.NullFont`` to this method.","
463
464:see: `wx.Font`");
465
466 DocDeclStr(
467 virtual void , SetPen(const wxPen& pen),
468 "Sets the current pen for the DC.
469
470If the argument is ``wx.NullPen``, the current pen is selected out of the
471device context, and the original pen restored.", "
472
473:see: `wx.Pen`");
474
475 DocDeclStr(
476 virtual void , SetBrush(const wxBrush& brush),
477 "Sets the current brush for the DC.
478
479If the argument is ``wx.NullBrush``, the current brush is selected out
480of the device context, and the original brush restored, allowing the
481current brush to be destroyed safely.","
482
483:see: `wx.Brush`");
484
485 DocDeclStr(
486 virtual void , SetBackground(const wxBrush& brush),
487 "Sets the current background brush for the DC.", "");
488
489 DocDeclStr(
490 virtual void , SetBackgroundMode(int mode),
491 "*mode* may be one of ``wx.SOLID`` and ``wx.TRANSPARENT``. This setting
492determines whether text will be drawn with a background colour or
493not.", "");
494
495 DocDeclStr(
496 virtual void , SetPalette(const wxPalette& palette),
497 "If this is a window DC or memory DC, assigns the given palette to the
498window or bitmap associated with the DC. If the argument is
499``wx.NullPalette``, the current palette is selected out of the device
500context, and the original palette restored.", "
501
502:see: `wx.Palette`");
503
504
505
506 DocDeclStr(
507 virtual void , DestroyClippingRegion(),
508 "Destroys the current clipping region so that none of the DC is
509clipped.", "
510
511:see: `SetClippingRegion`");
512
513
514 DocDeclAStr(
515 void, GetClippingBox(wxCoord *OUTPUT, wxCoord *OUTPUT, wxCoord *OUTPUT, wxCoord *OUTPUT) const,
516 "GetClippingBox() -> (x, y, width, height)",
517 "Gets the rectangle surrounding the current clipping region.", "");
518
519 %extend {
520 DocStr(
521 GetClippingRect,
522 "Gets the rectangle surrounding the current clipping region.", "");
523 wxRect GetClippingRect() {
524 wxRect rect;
525 self->GetClippingBox(rect);
526 return rect;
527 }
528 }
529
530
531
532 // text extent
533 // -----------
534
535 DocDeclStr(
536 virtual wxCoord , GetCharHeight() const,
537 "Gets the character height of the currently set font.", "");
538
539 DocDeclStr(
540 virtual wxCoord , GetCharWidth() const,
541 "Gets the average character width of the currently set font.", "");
542
543
544
545 DocDeclAStr(
546 void, GetTextExtent(const wxString& string, wxCoord *OUTPUT, wxCoord *OUTPUT),
547 "GetTextExtent(wxString string) -> (width, height)",
548 "Get the width and height of the text using the current font. Only
549works for single line strings.", "");
550
551 DocDeclAStrName(
552 void, GetTextExtent(const wxString& string,
553 wxCoord *OUTPUT, wxCoord *OUTPUT, wxCoord *OUTPUT, wxCoord* OUTPUT,
554 wxFont* font = NULL),
555 "GetFullTextExtent(wxString string, Font font=None) ->\n (width, height, descent, externalLeading)",
556 "Get the width, height, decent and leading of the text using the
557current or specified font. Only works for single line strings.", "",
558 GetFullTextExtent);
559
560
561 // works for single as well as multi-line strings
562 DocDeclAStr(
563 void, GetMultiLineTextExtent(const wxString& text,
564 wxCoord *OUTPUT, wxCoord *OUTPUT, wxCoord *OUTPUT,
565 wxFont *font = NULL),
566 "GetMultiLineTextExtent(wxString string, Font font=None) ->\n (width, height, descent, externalLeading)",
567 "Get the width, height, decent and leading of the text using the
568current or specified font. Works for single as well as multi-line
569strings.", "");
570
571
572 %extend {
573 DocAStr(GetPartialTextExtents,
574 "GetPartialTextExtents(self, text) -> [widths]",
575 "Returns a list of integers such that each value is the distance in
576pixels from the begining of text to the coresponding character of
577*text*. The generic version simply builds a running total of the widths
578of each character using GetTextExtent, however if the various
579platforms have a native API function that is faster or more accurate
580than the generic implementaiton then it will be used instead.", "");
581 wxArrayInt GetPartialTextExtents(const wxString& text) {
582 wxArrayInt widths;
583 self->GetPartialTextExtents(text, widths);
584 return widths;
585 }
586 }
587
588
589 // size and resolution
590 // -------------------
591
592 DocStr(
593 GetSize,
594 "This gets the horizontal and vertical resolution in device units. It
595can be used to scale graphics to fit the page. For example, if *maxX*
596and *maxY* represent the maximum horizontal and vertical 'pixel' values
597used in your application, the following code will scale the graphic to
598fit on the printer page::
599
600 w, h = dc.GetSize()
601 scaleX = maxX*1.0 / w
602 scaleY = maxY*1.0 / h
603 dc.SetUserScale(min(scaleX,scaleY),min(scaleX,scaleY))
604", "");
605 wxSize GetSize();
606 DocDeclAName(
607 void, GetSize( int *OUTPUT, int *OUTPUT ),
608 "GetSizeTuple() -> (width, height)",
609 GetSizeTuple);
610
611
612 DocStr(GetSizeMM, "Get the DC size in milimeters.", "");
613 wxSize GetSizeMM() const;
614 DocDeclAName(
615 void, GetSizeMM( int *OUTPUT, int *OUTPUT ) const,
616 "GetSizeMMTuple() -> (width, height)",
617 GetSizeMMTuple);
618
619
620
621 // coordinates conversions
622 // -----------------------
623
624 DocDeclStr(
625 wxCoord , DeviceToLogicalX(wxCoord x) const,
626 "Convert device X coordinate to logical coordinate, using the current
627mapping mode.", "");
628
629 DocDeclStr(
630 wxCoord , DeviceToLogicalY(wxCoord y) const,
631 "Converts device Y coordinate to logical coordinate, using the current
632mapping mode.", "");
633
634 DocDeclStr(
635 wxCoord , DeviceToLogicalXRel(wxCoord x) const,
636 "Convert device X coordinate to relative logical coordinate, using the
637current mapping mode but ignoring the x axis orientation. Use this
638function for converting a width, for example.", "");
639
640 DocDeclStr(
641 wxCoord , DeviceToLogicalYRel(wxCoord y) const,
642 "Convert device Y coordinate to relative logical coordinate, using the
643current mapping mode but ignoring the y axis orientation. Use this
644function for converting a height, for example.", "");
645
646 DocDeclStr(
647 wxCoord , LogicalToDeviceX(wxCoord x) const,
648 "Converts logical X coordinate to device coordinate, using the current
649mapping mode.", "");
650
651 DocDeclStr(
652 wxCoord , LogicalToDeviceY(wxCoord y) const,
653 "Converts logical Y coordinate to device coordinate, using the current
654mapping mode.", "");
655
656 DocDeclStr(
657 wxCoord , LogicalToDeviceXRel(wxCoord x) const,
658 "Converts logical X coordinate to relative device coordinate, using the
659current mapping mode but ignoring the x axis orientation. Use this for
660converting a width, for example.", "");
661
662 DocDeclStr(
663 wxCoord , LogicalToDeviceYRel(wxCoord y) const,
664 "Converts logical Y coordinate to relative device coordinate, using the
665current mapping mode but ignoring the y axis orientation. Use this for
666converting a height, for example.", "");
667
668
669
670 // query DC capabilities
671 // ---------------------
672
673 virtual bool CanDrawBitmap() const;
674 virtual bool CanGetTextExtent() const;
675
676
677 DocDeclStr(
678 virtual int , GetDepth() const,
679 "Returns the colour depth of the DC.", "");
680
681
682 DocDeclStr(
683 virtual wxSize , GetPPI() const,
684 "Resolution in Pixels per inch", "");
685
686
687 DocDeclStr(
688 virtual bool , Ok() const,
689 "Returns true if the DC is ok to use.", "");
690
691
692
693 DocDeclStr(
694 int , GetBackgroundMode() const,
695 "Returns the current background mode, either ``wx.SOLID`` or
696``wx.TRANSPARENT``.","
697
698:see: `SetBackgroundMode`");
699
700 DocDeclStr(
701 const wxBrush& , GetBackground() const,
702 "Gets the brush used for painting the background.","
703
704:see: `SetBackground`");
705
706 DocDeclStr(
707 const wxBrush& , GetBrush() const,
708 "Gets the current brush", "");
709
710 DocDeclStr(
711 const wxFont& , GetFont() const,
712 "Gets the current font", "");
713
714 DocDeclStr(
715 const wxPen& , GetPen() const,
716 "Gets the current pen", "");
717
718 DocDeclStr(
719 const wxColour& , GetTextBackground() const,
720 "Gets the current text background colour", "");
721
722 DocDeclStr(
723 const wxColour& , GetTextForeground() const,
724 "Gets the current text foreground colour", "");
725
726
727 DocDeclStr(
728 virtual void , SetTextForeground(const wxColour& colour),
729 "Sets the current text foreground colour for the DC.", "");
730
731 DocDeclStr(
732 virtual void , SetTextBackground(const wxColour& colour),
733 "Sets the current text background colour for the DC.", "");
734
735
736 DocDeclStr(
737 int , GetMapMode() const,
738 "Gets the current *mapping mode* for the device context ", "");
739
740 DocDeclStr(
741 virtual void , SetMapMode(int mode),
742 "The *mapping mode* of the device context defines the unit of
743measurement used to convert logical units to device units. The
744mapping mode can be one of the following:
745
746 ================ =============================================
747 wx.MM_TWIPS Each logical unit is 1/20 of a point, or 1/1440
748 of an inch.
749 wx.MM_POINTS Each logical unit is a point, or 1/72 of an inch.
750 wx.MM_METRIC Each logical unit is 1 mm.
751 wx.MM_LOMETRIC Each logical unit is 1/10 of a mm.
752 wx.MM_TEXT Each logical unit is 1 pixel.
753 ================ =============================================
754","
755Note that in X, text drawing isn't handled consistently with the
756mapping mode; a font is always specified in point size. However,
757setting the user scale (see `SetUserScale`) scales the text
758appropriately. In Windows, scalable TrueType fonts are always used; in
759X, results depend on availability of fonts, but usually a reasonable
760match is found.
761
762The coordinate origin is always at the top left of the screen/printer.
763
764Drawing to a Windows printer device context uses the current mapping
765mode, but mapping mode is currently ignored for PostScript output.
766");
767
768
769
770 DocDeclAStr(
771 virtual void, GetUserScale(double *OUTPUT, double *OUTPUT) const,
772 "GetUserScale(self) -> (xScale, yScale)",
773 "Gets the current user scale factor (set by `SetUserScale`).", "");
774
775 DocDeclStr(
776 virtual void , SetUserScale(double x, double y),
777 "Sets the user scaling factor, useful for applications which require
778'zooming'.", "");
779
780
781
782 DocDeclA(
783 virtual void, GetLogicalScale(double *OUTPUT, double *OUTPUT),
784 "GetLogicalScale() -> (xScale, yScale)");
785
786 virtual void SetLogicalScale(double x, double y);
787
788
789 wxPoint GetLogicalOrigin() const;
790 DocDeclAName(
791 void, GetLogicalOrigin(wxCoord *OUTPUT, wxCoord *OUTPUT) const,
792 "GetLogicalOriginTuple() -> (x,y)",
793 GetLogicalOriginTuple);
794
795 virtual void SetLogicalOrigin(wxCoord x, wxCoord y);
796 %extend {
797 void SetLogicalOriginPoint(const wxPoint& point) {
798 self->SetLogicalOrigin(point.x, point.y);
799 }
800 }
801
802
803 wxPoint GetDeviceOrigin() const;
804 DocDeclAName(
805 void, GetDeviceOrigin(wxCoord *OUTPUT, wxCoord *OUTPUT) const,
806 "GetDeviceOriginTuple() -> (x,y)",
807 GetDeviceOriginTuple);
808
809 virtual void SetDeviceOrigin(wxCoord x, wxCoord y);
810 %extend {
811 void SetDeviceOriginPoint(const wxPoint& point) {
812 self->SetDeviceOrigin(point.x, point.y);
813 }
814 }
815
816 DocDeclStr(
817 virtual void , SetAxisOrientation(bool xLeftRight, bool yBottomUp),
818 "Sets the x and y axis orientation (i.e., the direction from lowest to
819highest values on the axis). The default orientation is the natural
820orientation, e.g. x axis from left to right and y axis from bottom up.", "");
821
822
823 DocDeclStr(
824 int , GetLogicalFunction() const,
825 "Gets the current logical function (set by `SetLogicalFunction`).", "");
826
827 DocDeclStr(
828 virtual void , SetLogicalFunction(int function),
829 "Sets the current logical function for the device context. This
830determines how a source pixel (from a pen or brush colour, or source
831device context if using `Blit`) combines with a destination pixel in
832the current device context.
833
834The possible values and their meaning in terms of source and
835destination pixel values are as follows:
836
837 ================ ==========================
838 wx.AND src AND dst
839 wx.AND_INVERT (NOT src) AND dst
840 wx.AND_REVERSE src AND (NOT dst)
841 wx.CLEAR 0
842 wx.COPY src
843 wx.EQUIV (NOT src) XOR dst
844 wx.INVERT NOT dst
845 wx.NAND (NOT src) OR (NOT dst)
846 wx.NOR (NOT src) AND (NOT dst)
847 wx.NO_OP dst
848 wx.OR src OR dst
849 wx.OR_INVERT (NOT src) OR dst
850 wx.OR_REVERSE src OR (NOT dst)
851 wx.SET 1
852 wx.SRC_INVERT NOT src
853 wx.XOR src XOR dst
854 ================ ==========================
855
856The default is wx.COPY, which simply draws with the current
857colour. The others combine the current colour and the background using
858a logical operation. wx.INVERT is commonly used for drawing rubber
859bands or moving outlines, since drawing twice reverts to the original
860colour.
861", "");
862
863
864// DocDeclStr(
865// virtual void , SetOptimization(bool optimize),
866// "If *optimize* is true this function sets optimization mode on. This
867// currently means that under X, the device context will not try to set a
868// pen or brush property if it is known to be set already. This approach
869// can fall down if non-wxWidgets code is using the same device context
870// or window, for example when the window is a panel on which the
871// windowing system draws panel items. The wxWidgets device context
872// 'memory' will now be out of step with reality.
873
874// Setting optimization off, drawing, then setting it back on again, is a
875// trick that must occasionally be employed.", "");
876
877// DocDeclStr(
878// virtual bool , GetOptimization(),
879// "Returns true if device context optimization is on. See
880// `SetOptimization` for details.", "");
881
882 %pythoncode {
883 def SetOptimization(self, optimize):
884 pass
885 def GetOptimization(self):
886 return False
887
888 SetOptimization = wx._deprecated(SetOptimization)
889 GetOptimization = wx._deprecated(GetOptimization)
890 }
891
892
893 // bounding box
894 // ------------
895
896 DocDeclStr(
897 virtual void , CalcBoundingBox(wxCoord x, wxCoord y),
898 "Adds the specified point to the bounding box which can be retrieved
899with `MinX`, `MaxX` and `MinY`, `MaxY` or `GetBoundingBox` functions.", "");
900
901 %extend {
902 DocStr(CalcBoundingBoxPoint,
903 "Adds the specified point to the bounding box which can be retrieved
904with `MinX`, `MaxX` and `MinY`, `MaxY` or `GetBoundingBox` functions.","");
905 void CalcBoundingBoxPoint(const wxPoint& point) {
906 self->CalcBoundingBox(point.x, point.y);
907 }
908 }
909
910 DocDeclStr(
911 void , ResetBoundingBox(),
912 "Resets the bounding box: after a call to this function, the bounding
913box doesn't contain anything.", "");
914
915
916 // Get the final bounding box of the PostScript or Metafile picture.
917 DocDeclStr(
918 wxCoord , MinX() const,
919 "Gets the minimum horizontal extent used in drawing commands so far.", "");
920
921 DocDeclStr(
922 wxCoord , MaxX() const,
923 "Gets the maximum horizontal extent used in drawing commands so far.", "");
924
925 DocDeclStr(
926 wxCoord , MinY() const,
927 "Gets the minimum vertical extent used in drawing commands so far.", "");
928
929 DocDeclStr(
930 wxCoord , MaxY() const,
931 "Gets the maximum vertical extent used in drawing commands so far.", "");
932
933
934
935 DocAStr(GetBoundingBox,
936 "GetBoundingBox() -> (x1,y1, x2,y2)",
937 "Returns the min and max points used in drawing commands so far.", "");
938 %extend {
939 void GetBoundingBox(int* OUTPUT, int* OUTPUT, int* OUTPUT, int* OUTPUT);
940 // See below for implementation
941 }
942
943 %pythoncode { def __nonzero__(self): return self.Ok() };
944
945
946#ifdef __WXMSW__
947 long GetHDC();
948#endif
949
950
951 %extend { // See drawlist.cpp for impplementaion of these...
952 PyObject* _DrawPointList(PyObject* pyCoords, PyObject* pyPens, PyObject* pyBrushes)
953 {
954 return wxPyDrawXXXList(*self, wxPyDrawXXXPoint, pyCoords, pyPens, pyBrushes);
955 }
956
957 PyObject* _DrawLineList(PyObject* pyCoords, PyObject* pyPens, PyObject* pyBrushes)
958 {
959 return wxPyDrawXXXList(*self, wxPyDrawXXXLine, pyCoords, pyPens, pyBrushes);
960 }
961
962 PyObject* _DrawRectangleList(PyObject* pyCoords, PyObject* pyPens, PyObject* pyBrushes)
963 {
964 return wxPyDrawXXXList(*self, wxPyDrawXXXRectangle, pyCoords, pyPens, pyBrushes);
965 }
966
967 PyObject* _DrawEllipseList(PyObject* pyCoords, PyObject* pyPens, PyObject* pyBrushes)
968 {
969 return wxPyDrawXXXList(*self, wxPyDrawXXXEllipse, pyCoords, pyPens, pyBrushes);
970 }
971
972 PyObject* _DrawPolygonList(PyObject* pyCoords, PyObject* pyPens, PyObject* pyBrushes)
973 {
974 return wxPyDrawXXXList(*self, wxPyDrawXXXPolygon, pyCoords, pyPens, pyBrushes);
975 }
976
977 PyObject* _DrawTextList(PyObject* textList, PyObject* pyPoints,
978 PyObject* foregroundList, PyObject* backgroundList) {
979 return wxPyDrawTextList(*self, textList, pyPoints, foregroundList, backgroundList);
980 }
981 }
982
983 %pythoncode {
984 def DrawPointList(self, points, pens=None):
985 """
986 Draw a list of points as quickly as possible.
987
988 :param points: A sequence of 2-element sequences representing
989 each point to draw, (x,y).
990 :param pens: If None, then the current pen is used. If a
991 single pen then it will be used for all points. If
992 a list of pens then there should be one for each point
993 in points.
994 """
995 if pens is None:
996 pens = []
997 elif isinstance(pens, wx.Pen):
998 pens = [pens]
999 elif len(pens) != len(points):
1000 raise ValueError('points and pens must have same length')
1001 return self._DrawPointList(points, pens, [])
1002
1003
1004 def DrawLineList(self, lines, pens=None):
1005 """
1006 Draw a list of lines as quickly as possible.
1007
1008 :param lines: A sequence of 4-element sequences representing
1009 each line to draw, (x1,y1, x2,y2).
1010 :param pens: If None, then the current pen is used. If a
1011 single pen then it will be used for all lines. If
1012 a list of pens then there should be one for each line
1013 in lines.
1014 """
1015 if pens is None:
1016 pens = []
1017 elif isinstance(pens, wx.Pen):
1018 pens = [pens]
1019 elif len(pens) != len(lines):
1020 raise ValueError('lines and pens must have same length')
1021 return self._DrawLineList(lines, pens, [])
1022
1023
1024 def DrawRectangleList(self, rectangles, pens=None, brushes=None):
1025 """
1026 Draw a list of rectangles as quickly as possible.
1027
1028 :param rectangles: A sequence of 4-element sequences representing
1029 each rectangle to draw, (x,y, w,h).
1030 :param pens: If None, then the current pen is used. If a
1031 single pen then it will be used for all rectangles.
1032 If a list of pens then there should be one for each
1033 rectangle in rectangles.
1034 :param brushes: A brush or brushes to be used to fill the rectagles,
1035 with similar semantics as the pens parameter.
1036 """
1037 if pens is None:
1038 pens = []
1039 elif isinstance(pens, wx.Pen):
1040 pens = [pens]
1041 elif len(pens) != len(rectangles):
1042 raise ValueError('rectangles and pens must have same length')
1043 if brushes is None:
1044 brushes = []
1045 elif isinstance(brushes, wx.Brush):
1046 brushes = [brushes]
1047 elif len(brushes) != len(rectangles):
1048 raise ValueError('rectangles and brushes must have same length')
1049 return self._DrawRectangleList(rectangles, pens, brushes)
1050
1051
1052 def DrawEllipseList(self, ellipses, pens=None, brushes=None):
1053 """
1054 Draw a list of ellipses as quickly as possible.
1055
1056 :param ellipses: A sequence of 4-element sequences representing
1057 each ellipse to draw, (x,y, w,h).
1058 :param pens: If None, then the current pen is used. If a
1059 single pen then it will be used for all ellipses.
1060 If a list of pens then there should be one for each
1061 ellipse in ellipses.
1062 :param brushes: A brush or brushes to be used to fill the ellipses,
1063 with similar semantics as the pens parameter.
1064 """
1065 if pens is None:
1066 pens = []
1067 elif isinstance(pens, wx.Pen):
1068 pens = [pens]
1069 elif len(pens) != len(ellipses):
1070 raise ValueError('ellipses and pens must have same length')
1071 if brushes is None:
1072 brushes = []
1073 elif isinstance(brushes, wx.Brush):
1074 brushes = [brushes]
1075 elif len(brushes) != len(ellipses):
1076 raise ValueError('ellipses and brushes must have same length')
1077 return self._DrawEllipseList(ellipses, pens, brushes)
1078
1079
1080 def DrawPolygonList(self, polygons, pens=None, brushes=None):
1081 """
1082 Draw a list of polygons, each of which is a list of points.
1083
1084 :param polygons: A sequence of sequences of sequences.
1085 [[(x1,y1),(x2,y2),(x3,y3)...],
1086 [(x1,y1),(x2,y2),(x3,y3)...]]
1087
1088 :param pens: If None, then the current pen is used. If a
1089 single pen then it will be used for all polygons.
1090 If a list of pens then there should be one for each
1091 polygon.
1092 :param brushes: A brush or brushes to be used to fill the polygons,
1093 with similar semantics as the pens parameter.
1094 """
1095 if pens is None:
1096 pens = []
1097 elif isinstance(pens, wx.Pen):
1098 pens = [pens]
1099 elif len(pens) != len(polygons):
1100 raise ValueError('polygons and pens must have same length')
1101 if brushes is None:
1102 brushes = []
1103 elif isinstance(brushes, wx.Brush):
1104 brushes = [brushes]
1105 elif len(brushes) != len(polygons):
1106 raise ValueError('polygons and brushes must have same length')
1107 return self._DrawPolygonList(polygons, pens, brushes)
1108
1109
1110 def DrawTextList(self, textList, coords, foregrounds = None, backgrounds = None):
1111 """
1112 Draw a list of strings using a list of coordinants for positioning each string.
1113
1114 :param textList: A list of strings
1115 :param coords: A list of (x,y) positions
1116 :param foregrounds: A list of `wx.Colour` objects to use for the
1117 foregrounds of the strings.
1118 :param backgrounds: A list of `wx.Colour` objects to use for the
1119 backgrounds of the strings.
1120
1121 NOTE: Make sure you set Background mode to wx.Solid (DC.SetBackgroundMode)
1122 If you want backgrounds to do anything.
1123 """
1124 if type(textList) == type(''):
1125 textList = [textList]
1126 elif len(textList) != len(coords):
1127 raise ValueError('textlist and coords must have same length')
1128 if foregrounds is None:
1129 foregrounds = []
1130 elif isinstance(foregrounds, wx.Colour):
1131 foregrounds = [foregrounds]
1132 elif len(foregrounds) != len(coords):
1133 raise ValueError('foregrounds and coords must have same length')
1134 if backgrounds is None:
1135 backgrounds = []
1136 elif isinstance(backgrounds, wx.Colour):
1137 backgrounds = [backgrounds]
1138 elif len(backgrounds) != len(coords):
1139 raise ValueError('backgrounds and coords must have same length')
1140 return self._DrawTextList(textList, coords, foregrounds, backgrounds)
1141 }
1142
1143};
1144
1145
1146
1147%{
1148static void wxDC_GetBoundingBox(wxDC* dc, int* x1, int* y1, int* x2, int* y2) {
1149 *x1 = dc->MinX();
1150 *y1 = dc->MinY();
1151 *x2 = dc->MaxX();
1152 *y2 = dc->MaxY();
1153}
1154%}
1155
1156
1157//---------------------------------------------------------------------------
1158%newgroup
1159
1160MustHaveApp(wxMemoryDC);
1161
1162DocStr(wxMemoryDC,
1163"A memory device context provides a means to draw graphics onto a
1164bitmap. A bitmap must be selected into the new memory DC before it may
1165be used for anything. Typical usage is as follows::
1166
1167 dc = wx.MemoryDC()
1168 dc.SelectObject(bitmap)
1169 # draw on the dc usign any of the Draw methods
1170 dc.SelectObject(wx.NullBitmap)
1171 # the bitmap now contains wahtever was drawn upon it
1172
1173Note that the memory DC *must* be deleted (or the bitmap selected out
1174of it) before a bitmap can be reselected into another memory DC.
1175", "");
1176
1177class wxMemoryDC : public wxDC {
1178public:
1179 DocCtorStr(
1180 wxMemoryDC(),
1181 "Constructs a new memory device context.
1182
1183Use the Ok member to test whether the constructor was successful in
1184creating a usable device context. Don't forget to select a bitmap into
1185the DC before drawing on it.", "
1186
1187:see: `MemoryDCFromDC`");
1188
1189 DocCtorStrName(
1190 wxMemoryDC(wxDC* oldDC),
1191 "Creates a DC that is compatible with the oldDC.", "",
1192 MemoryDCFromDC);
1193
1194
1195 DocDeclStr(
1196 void , SelectObject(const wxBitmap& bitmap),
1197 "Selects the bitmap into the device context, to use as the memory
1198bitmap. Selecting the bitmap into a memory DC allows you to draw into
1199the DC, and therefore the bitmap, and also to use Blit to copy the
1200bitmap to a window.
1201
1202If the argument is wx.NullBitmap (or some other uninitialised
1203`wx.Bitmap`) the current bitmap is selected out of the device context,
1204and the original bitmap restored, allowing the current bitmap to be
1205destroyed safely.", "");
1206
1207};
1208
1209//---------------------------------------------------------------------------
1210%newgroup
1211
1212
1213%{
1214#include <wx/dcbuffer.h>
1215%}
1216
1217
1218MustHaveApp(wxBufferedDC);
1219
1220DocStr(wxBufferedDC,
1221"This simple class provides a simple way to avoid flicker: when drawing
1222on it, everything is in fact first drawn on an in-memory buffer (a
1223`wx.Bitmap`) and then copied to the screen only once, when this object
1224is destroyed.
1225
1226It can be used in the same way as any other device
1227context. wx.BufferedDC itself typically replaces `wx.ClientDC`, if you
1228want to use it in your EVT_PAINT handler, you should look at
1229`wx.BufferedPaintDC`.
1230", "");
1231
1232class wxBufferedDC : public wxMemoryDC
1233{
1234public:
1235 %pythonAppend wxBufferedDC
1236 "self.__dc = args[0] # save a ref so the other dc will not be deleted before self";
1237 %nokwargs wxBufferedDC;
1238
1239 DocStr(
1240 wxBufferedDC,
1241 "Constructs a buffered DC.", "
1242
1243 :param dc: The underlying DC: everything drawn to this object will
1244 be flushed to this DC when this object is destroyed. You may
1245 pass ``None`` in order to just initialize the buffer, and not
1246 flush it.
1247
1248 :param buffer: If a `wx.Size` object is passed as the 2nd arg then
1249 it is the size of the bitmap that will be created internally
1250 and used for an implicit buffer. If the 2nd arg is a
1251 `wx.Bitmap` then it is the explicit buffer that will be
1252 used. Using an explicit buffer is the most efficient solution
1253 as the bitmap doesn't have to be recreated each time but it
1254 also requires more memory as the bitmap is never freed. The
1255 bitmap should have appropriate size, anything drawn outside of
1256 its bounds is clipped.
1257");
1258 wxBufferedDC( wxDC *dc, const wxBitmap &buffer );
1259 wxBufferedDC( wxDC *dc, const wxSize &area );
1260
1261
1262
1263// // TODO: Keep this one too?
1264// %pythonAppend wxBufferedDC( wxDC *dc, const wxSize &area )
1265// "val.__dc = args[0] # save a ref so the other dc will not be deleted before self";
1266// %name(BufferedDCInternalBuffer) wxBufferedDC( wxDC *dc, const wxSize &area );
1267
1268
1269 // The buffer is blit to the real DC when the BufferedDC is destroyed.
1270 DocCtorStr(
1271 ~wxBufferedDC(),
1272 "Copies everything drawn on the DC so far to the underlying DC
1273associated with this object, if any.", "");
1274
1275
1276 DocDeclStr(
1277 void , UnMask(),
1278 "Blits the buffer to the dc, and detaches the dc from the buffer (so it
1279can be effectively used once only). This is usually only called in
1280the destructor.", "");
1281
1282};
1283
1284
1285
1286
1287MustHaveApp(wxBufferedPaintDC);
1288
1289DocStr(wxBufferedPaintDC,
1290"This is a subclass of `wx.BufferedDC` which can be used inside of an
1291EVT_PAINT event handler. Just create an object of this class instead
1292of `wx.PaintDC` and that's all you have to do to (mostly) avoid
1293flicker. The only thing to watch out for is that if you are using this
1294class together with `wx.ScrolledWindow`, you probably do **not** want
1295to call `wx.Window.PrepareDC` on it as it already does this internally
1296for the real underlying `wx.PaintDC`.
1297
1298If your window is already fully buffered in a `wx.Bitmap` then your
1299EVT_PAINT handler can be as simple as just creating a
1300``wx.BufferedPaintDC`` as it will `Blit` the buffer to the window
1301automatically when it is destroyed. For example::
1302
1303 def OnPaint(self, event):
1304 dc = wx.BufferedPaintDC(self, self.buffer)
1305
1306
1307", "");
1308
1309class wxBufferedPaintDC : public wxBufferedDC
1310{
1311public:
1312
1313 DocCtorStr(
1314 wxBufferedPaintDC( wxWindow *window, const wxBitmap &buffer = wxNullBitmap ),
1315 "Create a buffered paint DC. As with `wx.BufferedDC`, you may either
1316provide the bitmap to be used for buffering or let this object create
1317one internally (in the latter case, the size of the client part of the
1318window is automatically used).
1319
1320", "");
1321
1322};
1323
1324
1325//---------------------------------------------------------------------------
1326%newgroup
1327
1328MustHaveApp(wxScreenDC);
1329
1330DocStr(wxScreenDC,
1331"A wxScreenDC can be used to paint anywhere on the screen. This should
1332normally be constructed as a temporary stack object; don't store a
1333wxScreenDC object.
1334", "");
1335class wxScreenDC : public wxDC {
1336public:
1337 wxScreenDC();
1338
1339 DocDeclStrName(
1340 bool , StartDrawingOnTop(wxWindow* window),
1341 "Specify that the area of the screen to be drawn upon coincides with
1342the given window.
1343
1344:see: `EndDrawingOnTop`", "",
1345 StartDrawingOnTopWin);
1346
1347
1348 DocDeclStr(
1349 bool , StartDrawingOnTop(wxRect* rect = NULL),
1350 "Specify that the area is the given rectangle, or the whole screen if
1351``None`` is passed.
1352
1353:see: `EndDrawingOnTop`", "");
1354
1355
1356 DocDeclStr(
1357 bool , EndDrawingOnTop(),
1358 "Use this in conjunction with `StartDrawingOnTop` or
1359`StartDrawingOnTopWin` to ensure that drawing to the screen occurs on
1360top of existing windows. Without this, some window systems (such as X)
1361only allow drawing to take place underneath other windows.
1362
1363You might use this pair of functions when implementing a drag feature,
1364for example as in the `wx.SplitterWindow` implementation.
1365
1366These functions are probably obsolete since the X implementations
1367allow drawing directly on the screen now. However, the fact that this
1368function allows the screen to be refreshed afterwards may be useful
1369to some applications.", "");
1370
1371};
1372
1373//---------------------------------------------------------------------------
1374%newgroup
1375
1376MustHaveApp(wxClientDC);
1377
1378DocStr(wxClientDC,
1379"A wx.ClientDC must be constructed if an application wishes to paint on
1380the client area of a window from outside an EVT_PAINT event. This should
1381normally be constructed as a temporary stack object; don't store a
1382wx.ClientDC object long term.
1383
1384To draw on a window from within an EVT_PAINT handler, construct a
1385`wx.PaintDC` object.
1386
1387To draw on the whole window including decorations, construct a
1388`wx.WindowDC` object (Windows only).
1389", "");
1390class wxClientDC : public wxDC {
1391public:
1392 DocCtorStr(
1393 wxClientDC(wxWindow* win),
1394 "Constructor. Pass the window on which you wish to paint.", "");
1395};
1396
1397//---------------------------------------------------------------------------
1398%newgroup
1399
1400MustHaveApp(wxPaintDC);
1401
1402DocStr(wxPaintDC,
1403"A wx.PaintDC must be constructed if an application wishes to paint on
1404the client area of a window from within an EVT_PAINT event
1405handler. This should normally be constructed as a temporary stack
1406object; don't store a wx.PaintDC object. If you have an EVT_PAINT
1407handler, you **must** create a wx.PaintDC object within it even if you
1408don't actually use it.
1409
1410Using wx.PaintDC within EVT_PAINT handlers is important because it
1411automatically sets the clipping area to the damaged area of the
1412window. Attempts to draw outside this area do not appear.
1413
1414To draw on a window from outside EVT_PAINT handlers, construct a
1415`wx.ClientDC` object.
1416","");
1417class wxPaintDC : public wxDC {
1418public:
1419 DocCtorStr(
1420 wxPaintDC(wxWindow* win),
1421 "Constructor. Pass the window on which you wish to paint.", "");
1422};
1423
1424//---------------------------------------------------------------------------
1425%newgroup
1426
1427MustHaveApp(wxWindowDC);
1428
1429DocStr(wxWindowDC,
1430 "A wx.WindowDC must be constructed if an application wishes to paint on
1431the whole area of a window (client and decorations). This should
1432normally be constructed as a temporary stack object; don't store a
1433wx.WindowDC object.","");
1434class wxWindowDC : public wxDC {
1435public:
1436 DocCtorStr(
1437 wxWindowDC(wxWindow* win),
1438 "Constructor. Pass the window on which you wish to paint.","");
1439};
1440
1441//---------------------------------------------------------------------------
1442%newgroup
1443
1444MustHaveApp(wxMirrorDC);
1445
1446DocStr(wxMirrorDC,
1447"wx.MirrorDC is a simple wrapper class which is always associated with a
1448real `wx.DC` object and either forwards all of its operations to it
1449without changes (no mirroring takes place) or exchanges x and y
1450coordinates which makes it possible to reuse the same code to draw a
1451figure and its mirror -- i.e. reflection related to the diagonal line
1452x == y.", "");
1453class wxMirrorDC : public wxDC
1454{
1455public:
1456 DocCtorStr(
1457 wxMirrorDC(wxDC& dc, bool mirror),
1458 "Creates a mirrored DC associated with the real *dc*. Everything drawn
1459on the wx.MirrorDC will appear on the *dc*, and will be mirrored if
1460*mirror* is True.","");
1461};
1462
1463//---------------------------------------------------------------------------
1464%newgroup
1465
1466%{
1467#include <wx/dcps.h>
1468%}
1469
1470MustHaveApp(wxPostScriptDC);
1471
1472DocStr(wxPostScriptDC,
1473"This is a `wx.DC` that can write to PostScript files on any platform.","");
1474
1475class wxPostScriptDC : public wxDC {
1476public:
1477 DocCtorStr(
1478 wxPostScriptDC(const wxPrintData& printData),
1479 "Constructs a PostScript printer device context from a `wx.PrintData`
1480object.", "");
1481
1482 wxPrintData& GetPrintData();
1483 void SetPrintData(const wxPrintData& data);
1484
1485 DocDeclStr(
1486 static void , SetResolution(int ppi),
1487 "Set resolution (in pixels per inch) that will be used in PostScript
1488output. Default is 720ppi.", "");
1489
1490 DocDeclStr(
1491 static int , GetResolution(),
1492 "Return resolution used in PostScript output.", "");
1493};
1494
1495//---------------------------------------------------------------------------
1496%newgroup
1497
1498
1499MustHaveApp(wxMetaFile);
1500MustHaveApp(wxMetaFileDC);
1501
1502
1503#if defined(__WXMSW__) || defined(__WXMAC__)
1504
1505%{
1506#include <wx/metafile.h>
1507%}
1508
1509class wxMetaFile : public wxObject {
1510public:
1511 wxMetaFile(const wxString& filename = wxPyEmptyString);
1512 ~wxMetaFile();
1513
1514 bool Ok();
1515 bool SetClipboard(int width = 0, int height = 0);
1516
1517 wxSize GetSize();
1518 int GetWidth();
1519 int GetHeight();
1520
1521#ifdef __WXMSW__
1522 const wxString& GetFileName() const;
1523#endif
1524
1525 %pythoncode { def __nonzero__(self): return self.Ok() }
1526};
1527
1528// bool wxMakeMetaFilePlaceable(const wxString& filename,
1529// int minX, int minY, int maxX, int maxY, float scale=1.0);
1530
1531
1532class wxMetaFileDC : public wxDC {
1533public:
1534 wxMetaFileDC(const wxString& filename = wxPyEmptyString,
1535 int width = 0, int height = 0,
1536 const wxString& description = wxPyEmptyString);
1537 wxMetaFile* Close();
1538};
1539
1540
1541
1542#else // Make some dummies for the other platforms
1543
1544%{
1545class wxMetaFile : public wxObject {
1546public:
1547 wxMetaFile(const wxString&)
1548 { wxPyRaiseNotImplemented(); }
1549};
1550
1551class wxMetaFileDC : public wxClientDC {
1552public:
1553 wxMetaFileDC(const wxString&, int, int, const wxString&)
1554 { wxPyRaiseNotImplemented(); }
1555};
1556
1557%}
1558
1559class wxMetaFile : public wxObject {
1560public:
1561 wxMetaFile(const wxString& filename = wxPyEmptyString);
1562};
1563
1564class wxMetaFileDC : public wxDC {
1565public:
1566 wxMetaFileDC(const wxString& filename = wxPyEmptyString,
1567 int width = 0, int height = 0,
1568 const wxString& description = wxPyEmptyString);
1569};
1570
1571
1572#endif
1573
1574
1575//---------------------------------------------------------------------------
1576
1577MustHaveApp(wxPrinterDC);
1578
1579#if defined(__WXMSW__) || defined(__WXMAC__)
1580
1581class wxPrinterDC : public wxDC {
1582public:
1583 wxPrinterDC(const wxPrintData& printData);
1584// %name(PrinterDC2) wxPrinterDC(const wxString& driver,
1585// const wxString& device,
1586// const wxString& output,
1587// bool interactive = true,
1588// int orientation = wxPORTRAIT);
1589};
1590
1591#else
1592%{
1593class wxPrinterDC : public wxClientDC {
1594public:
1595 wxPrinterDC(const wxPrintData&)
1596 { wxPyRaiseNotImplemented(); }
1597
1598// wxPrinterDC(const wxString&, const wxString&, const wxString&, bool, int)
1599// { wxPyRaiseNotImplemented(); }
1600};
1601%}
1602
1603class wxPrinterDC : public wxDC {
1604public:
1605 wxPrinterDC(const wxPrintData& printData);
1606// %name(PrinterDC2) wxPrinterDC(const wxString& driver,
1607// const wxString& device,
1608// const wxString& output,
1609// bool interactive = true,
1610// int orientation = wxPORTRAIT);
1611};
1612#endif
1613
1614//---------------------------------------------------------------------------
1615//---------------------------------------------------------------------------