1 /////////////////////////////////////////////////////////////////////////////
3 // Purpose: SWIG interface defs for wxDC and releated classes
7 // Created: 7-July-1997
9 // Copyright: (c) 2003 by Total Control Software
10 // Licence: wxWindows license
11 /////////////////////////////////////////////////////////////////////////////
17 //---------------------------------------------------------------------------
20 #include "wx/wxPython/pydrawxxx.h"
23 // TODO: 1. wrappers for wxDrawObject and wxDC::DrawObject
26 //---------------------------------------------------------------------------
28 %typemap(in) (int points, wxPoint* points_array ) {
29 $2 = wxPoint_LIST_helper($input, &$1);
30 if ($2 == NULL) SWIG_fail;
32 %typemap(freearg) (int points, wxPoint* points_array ) {
37 //---------------------------------------------------------------------------
42 "A wx.DC is a device context onto which graphics and text can be
43 drawn. It is intended to represent a number of output devices in a
44 generic way, so a window can have a device context associated with it,
45 and a printer also has a device context. In this way, the same piece
46 of code may write to a number of different devices, if the device
47 context is used as a parameter.
49 Derived types of wxDC have documentation for specific features only,
50 so refer to this section for most device context information.
52 The wx.DC class is abstract and can not be instantiated, you must use
53 one of the derived classes instead. Which one will depend on the
54 situation in which it is used.", "");
56 class wxDC : public wxObject {
58 // wxDC(); **** abstract base class, can't instantiate.
63 virtual void , BeginDrawing(),
64 "Allows for optimization of drawing code on platforms that need it. On
65 other platforms this is just an empty function and is harmless. To
66 take advantage of this postential optimization simply enclose each
67 group of calls to the drawing primitives within calls to
68 `BeginDrawing` and `EndDrawing`.", "");
71 virtual void , EndDrawing(),
72 "Ends the group of drawing primitives started with `BeginDrawing`, and
73 invokes whatever optimization is available for this DC type on the
74 current platform.", "");
78 // TODO virtual void DrawObject(wxDrawObject* drawobject);
83 "Flood fills the device context starting from the given point, using
84 the current brush colour, and using a style:
86 - **wxFLOOD_SURFACE**: the flooding occurs until a colour other than
87 the given colour is encountered.
89 - **wxFLOOD_BORDER**: the area to be flooded is bounded by the given
92 Returns False if the operation failed.
94 Note: The present implementation for non-Windows platforms may fail to
95 find colour borders if the pixels do not match the colour
96 exactly. 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);
103 "Gets the colour at the specified location on the DC.","");
105 wxColour GetPixel(wxCoord x, wxCoord y) {
107 self->GetPixel(x, y, &col);
110 wxColour GetPixelPoint(const wxPoint& pt) {
112 self->GetPixel(pt, &col);
120 "Draws a line from the first point to the second. The current pen is
121 used for drawing the line. Note that the second point is *not* part of
122 the line and is not drawn by this function (this is consistent with
123 the 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);
130 "Displays a cross hair using the current pen. This is a vertical and
131 horizontal line the height and width of the window, centred on the
133 void CrossHair(wxCoord x, wxCoord y);
134 %name(CrossHairPoint) void CrossHair(const wxPoint& pt);
139 "Draws an arc of a circle, centred on the *center* point (xc, yc), from
140 the first point to the second. The current pen is used for the outline
141 and the current brush for filling the shape.
143 The arc is drawn in an anticlockwise direction from the start point to
144 the 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);
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);
157 "Draws an arc of an ellipse, with the given rectangle defining the
158 bounds of the ellipse. The current pen is used for drawing the arc and
159 the current brush is used for drawing the pie.
161 The *start* and *end* parameters specify the start and end of the arc
162 relative to the three-o'clock position from the center of the
163 rectangle. Angles are specified in degrees (360 is a complete
164 circle). Positive values mean counter-clockwise motion. If start is
165 equal 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);
172 "Draws a point using the current pen.", "");
173 void DrawPoint(wxCoord x, wxCoord y);
174 %name(DrawPointPoint) void DrawPoint(const wxPoint& pt);
179 "Draws a rectangle with the given top left corner, and with the given
180 size. The current pen is used for the outline and the current brush
181 for 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);
188 DrawRoundedRectangle,
189 "Draws a rectangle with the given top left corner, and with the given
190 size. The corners are quarter-circles using the given radius. The
191 current pen is used for the outline and the current brush for filling
194 If radius is positive, the value is assumed to be the radius of the
195 rounded corner. If radius is negative, the absolute value is assumed
196 to be the proportion of the smallest dimension of the rectangle. This
197 means that the corner can be a sensible size relative to the size of
198 the rectangle, and also avoids the strange effects X produces when the
199 corners 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);
207 "Draws a circle with the given center point and radius. The current
208 pen is used for the outline and the current brush for filling the
211 :see: `DrawEllipse`");
212 void DrawCircle(wxCoord x, wxCoord y, wxCoord radius);
213 %name(DrawCirclePoint) void DrawCircle(const wxPoint& pt, wxCoord radius);
218 "Draws an ellipse contained in the specified rectangle. The current pen
219 is used for the outline and the current brush for filling the shape.", "
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);
229 "Draw an icon on the display (does nothing if the device context is
230 PostScript). This can be the simplest way of drawing bitmaps on a
232 void DrawIcon(const wxIcon& icon, wxCoord x, wxCoord y);
233 %name(DrawIconPoint) void DrawIcon(const wxIcon& icon, const wxPoint& pt);
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
240 alpha channel on the platforms that support it) then the bitmap will
241 be drawn transparently.", "
243 When drawing a mono-bitmap, the current text foreground colour will be
244 used to draw the foreground of the bitmap (all bits set to 1), and the
245 current text background colour to draw the background (all bits set to
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);
255 "Draws a text string at the specified point, using the current text
256 font, and the current text foreground and background colours.
258 The coordinates refer to the top-left corner of the rectangle bounding
259 the string. See `GetTextExtent` for how to get the dimensions of a
260 text string, which can be used to position the text more precisely.
262 **NOTE**: under wxGTK the current logical function is used by this
263 function but it is ignored by wxMSW. Thus, you should avoid using
264 logical functions with this function in portable programs.", "
266 :see: `DrawRotatedText`");
267 void DrawText(const wxString& text, wxCoord x, wxCoord y);
268 %name(DrawTextPoint) void DrawText(const wxString& text, const wxPoint& pt);
273 "Draws the text rotated by *angle* degrees, if supported by the platform.
275 **NOTE**: Under Win9x only TrueType fonts can be drawn by this
276 function. In particular, a font different from ``wx.NORMAL_FONT``
277 should be used as the it is not normally a TrueType
278 font. ``wx.SWISS_FONT`` is an example of a font which is.","
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);
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
291 coordinates, size of area to copy, source DC, source coordinates,
292 logical function, whether to use a bitmap mask, and mask source
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.
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
318 coordinates, size of area to copy, source DC, source coordinates,
319 logical function, whether to use a bitmap mask, and mask source
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.
337 "Sets the clipping region for this device context to the intersection
338 of the given region described by the parameters of this method and the
339 previously set clipping region. You should call `DestroyClippingRegion`
340 if you want to set the clipping region exactly to the region
343 The clipping region is an area to which drawing is
344 restricted. Possible uses for the clipping region are for clipping
345 text or for speeding up window redraws when only a known area of the
346 screen is damaged.", "
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);
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
361 optional offset coordinate. The current pen is used for drawing the
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
372 the optional offset coordinate. The last argument specifies the fill
373 rule: ``wx.ODDEVEN_RULE`` (the default) or ``wx.WINDING_RULE``.
375 The current pen is used for drawing the outline, and the current brush
376 for filling the shape. Using a transparent brush suppresses
377 filling. Note that wxWidgets automatically closes the first and last
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);
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
393 flags. Will additionally emphasize the character at *indexAccel* if
396 :see: `DrawImageLabel`");
400 DocStr(DrawImageLabel,
401 "Draw *text* and an image (which may be ``wx.NullBitmap`` to skip
402 drawing it) within the specified rectangle, abiding by the alignment
403 flags. Will additionally emphasize the character at *indexAccel* if
404 it is not -1. Returns the bounding rectangle.", "");
405 wxRect DrawImageLabel(const wxString& text,
406 const wxBitmap& image,
408 int alignment = wxALIGN_LEFT | wxALIGN_TOP,
409 int indexAccel = -1) {
411 self->DrawLabel(text, image, rect, alignment, indexAccel, &rv);
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`
422 objects) using the current pen. The spline is drawn using a series of
423 lines, using an algorithm taken from the X drawing program 'XFIG'.", "");
428 // global DC operations
429 // --------------------
432 virtual void , Clear(),
433 "Clears the device context using the current background brush.", "");
437 virtual bool , StartDoc(const wxString& message),
438 "Starts a document (only relevant when outputting to a
439 printer). *Message* is a message to show whilst printing.", "");
442 virtual void , EndDoc(),
443 "Ends a document (only relevant when outputting to a printer).", "");
447 virtual void , StartPage(),
448 "Starts a document page (only relevant when outputting to a printer).", "");
451 virtual void , EndPage(),
452 "Ends a document page (only relevant when outputting to a printer).", "");
456 // set objects to use for drawing
457 // ------------------------------
460 virtual void , SetFont(const wxFont& font),
461 "Sets the current font for the DC. It must be a valid font, in
462 particular you should not pass ``wx.NullFont`` to this method.","
467 virtual void , SetPen(const wxPen& pen),
468 "Sets the current pen for the DC.
470 If the argument is ``wx.NullPen``, the current pen is selected out of the
471 device context, and the original pen restored.", "
476 virtual void , SetBrush(const wxBrush& brush),
477 "Sets the current brush for the DC.
479 If the argument is ``wx.NullBrush``, the current brush is selected out
480 of the device context, and the original brush restored, allowing the
481 current brush to be destroyed safely.","
486 virtual void , SetBackground(const wxBrush& brush),
487 "Sets the current background brush for the DC.", "");
490 virtual void , SetBackgroundMode(int mode),
491 "*mode* may be one of ``wx.SOLID`` and ``wx.TRANSPARENT``. This setting
492 determines whether text will be drawn with a background colour or
496 virtual void , SetPalette(const wxPalette& palette),
497 "If this is a window DC or memory DC, assigns the given palette to the
498 window or bitmap associated with the DC. If the argument is
499 ``wx.NullPalette``, the current palette is selected out of the device
500 context, and the original palette restored.", "
502 :see: `wx.Palette`");
507 virtual void , DestroyClippingRegion(),
508 "Destroys the current clipping region so that none of the DC is
511 :see: `SetClippingRegion`");
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.", "");
522 "Gets the rectangle surrounding the current clipping region.", "");
523 wxRect GetClippingRect() {
525 self->GetClippingBox(rect);
536 virtual wxCoord , GetCharHeight() const,
537 "Gets the character height of the currently set font.", "");
540 virtual wxCoord , GetCharWidth() const,
541 "Gets the average character width of the currently set font.", "");
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
549 works for single line strings.", "");
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
557 current or specified font. Only works for single line strings.", "",
561 // works for single as well as multi-line strings
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
568 current or specified font. Works for single as well as multi-line
573 DocAStr(GetPartialTextExtents,
574 "GetPartialTextExtents(self, text) -> [widths]",
575 "Returns a list of integers such that each value is the distance in
576 pixels from the begining of text to the coresponding character of
577 *text*. The generic version simply builds a running total of the widths
578 of each character using GetTextExtent, however if the various
579 platforms have a native API function that is faster or more accurate
580 than the generic implementaiton then it will be used instead.", "");
581 wxArrayInt GetPartialTextExtents(const wxString& text) {
583 self->GetPartialTextExtents(text, widths);
589 // size and resolution
590 // -------------------
594 "This gets the horizontal and vertical resolution in device units. It
595 can be used to scale graphics to fit the page. For example, if *maxX*
596 and *maxY* represent the maximum horizontal and vertical 'pixel' values
597 used in your application, the following code will scale the graphic to
598 fit on the printer page::
601 scaleX = maxX*1.0 / w
602 scaleY = maxY*1.0 / h
603 dc.SetUserScale(min(scaleX,scaleY),min(scaleX,scaleY))
607 void, GetSize( int *OUTPUT, int *OUTPUT ),
608 "GetSizeTuple() -> (width, height)",
612 DocStr(GetSizeMM, "Get the DC size in milimeters.", "");
613 wxSize GetSizeMM() const;
615 void, GetSizeMM( int *OUTPUT, int *OUTPUT ) const,
616 "GetSizeMMTuple() -> (width, height)",
621 // coordinates conversions
622 // -----------------------
625 wxCoord , DeviceToLogicalX(wxCoord x) const,
626 "Convert device X coordinate to logical coordinate, using the current
630 wxCoord , DeviceToLogicalY(wxCoord y) const,
631 "Converts device Y coordinate to logical coordinate, using the current
635 wxCoord , DeviceToLogicalXRel(wxCoord x) const,
636 "Convert device X coordinate to relative logical coordinate, using the
637 current mapping mode but ignoring the x axis orientation. Use this
638 function for converting a width, for example.", "");
641 wxCoord , DeviceToLogicalYRel(wxCoord y) const,
642 "Convert device Y coordinate to relative logical coordinate, using the
643 current mapping mode but ignoring the y axis orientation. Use this
644 function for converting a height, for example.", "");
647 wxCoord , LogicalToDeviceX(wxCoord x) const,
648 "Converts logical X coordinate to device coordinate, using the current
652 wxCoord , LogicalToDeviceY(wxCoord y) const,
653 "Converts logical Y coordinate to device coordinate, using the current
657 wxCoord , LogicalToDeviceXRel(wxCoord x) const,
658 "Converts logical X coordinate to relative device coordinate, using the
659 current mapping mode but ignoring the x axis orientation. Use this for
660 converting a width, for example.", "");
663 wxCoord , LogicalToDeviceYRel(wxCoord y) const,
664 "Converts logical Y coordinate to relative device coordinate, using the
665 current mapping mode but ignoring the y axis orientation. Use this for
666 converting a height, for example.", "");
670 // query DC capabilities
671 // ---------------------
673 virtual bool CanDrawBitmap() const;
674 virtual bool CanGetTextExtent() const;
678 virtual int , GetDepth() const,
679 "Returns the colour depth of the DC.", "");
683 virtual wxSize , GetPPI() const,
684 "Resolution in Pixels per inch", "");
688 virtual bool , Ok() const,
689 "Returns true if the DC is ok to use.", "");
694 int , GetBackgroundMode() const,
695 "Returns the current background mode, either ``wx.SOLID`` or
696 ``wx.TRANSPARENT``.","
698 :see: `SetBackgroundMode`");
701 const wxBrush& , GetBackground() const,
702 "Gets the brush used for painting the background.","
704 :see: `SetBackground`");
707 const wxBrush& , GetBrush() const,
708 "Gets the current brush", "");
711 const wxFont& , GetFont() const,
712 "Gets the current font", "");
715 const wxPen& , GetPen() const,
716 "Gets the current pen", "");
719 const wxColour& , GetTextBackground() const,
720 "Gets the current text background colour", "");
723 const wxColour& , GetTextForeground() const,
724 "Gets the current text foreground colour", "");
728 virtual void , SetTextForeground(const wxColour& colour),
729 "Sets the current text foreground colour for the DC.", "");
732 virtual void , SetTextBackground(const wxColour& colour),
733 "Sets the current text background colour for the DC.", "");
737 int , GetMapMode() const,
738 "Gets the current *mapping mode* for the device context ", "");
741 virtual void , SetMapMode(int mode),
742 "The *mapping mode* of the device context defines the unit of
743 measurement used to convert logical units to device units. The
744 mapping mode can be one of the following:
746 ================ =============================================
747 wx.MM_TWIPS Each logical unit is 1/20 of a point, or 1/1440
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 ================ =============================================
755 Note that in X, text drawing isn't handled consistently with the
756 mapping mode; a font is always specified in point size. However,
757 setting the user scale (see `SetUserScale`) scales the text
758 appropriately. In Windows, scalable TrueType fonts are always used; in
759 X, results depend on availability of fonts, but usually a reasonable
762 The coordinate origin is always at the top left of the screen/printer.
764 Drawing to a Windows printer device context uses the current mapping
765 mode, but mapping mode is currently ignored for PostScript output.
771 virtual void, GetUserScale(double *OUTPUT, double *OUTPUT) const,
772 "GetUserScale(self) -> (xScale, yScale)",
773 "Gets the current user scale factor (set by `SetUserScale`).", "");
776 virtual void , SetUserScale(double x, double y),
777 "Sets the user scaling factor, useful for applications which require
783 virtual void, GetLogicalScale(double *OUTPUT, double *OUTPUT),
784 "GetLogicalScale() -> (xScale, yScale)");
786 virtual void SetLogicalScale(double x, double y);
789 wxPoint GetLogicalOrigin() const;
791 void, GetLogicalOrigin(wxCoord *OUTPUT, wxCoord *OUTPUT) const,
792 "GetLogicalOriginTuple() -> (x,y)",
793 GetLogicalOriginTuple);
795 virtual void SetLogicalOrigin(wxCoord x, wxCoord y);
797 void SetLogicalOriginPoint(const wxPoint& point) {
798 self->SetLogicalOrigin(point.x, point.y);
803 wxPoint GetDeviceOrigin() const;
805 void, GetDeviceOrigin(wxCoord *OUTPUT, wxCoord *OUTPUT) const,
806 "GetDeviceOriginTuple() -> (x,y)",
807 GetDeviceOriginTuple);
809 virtual void SetDeviceOrigin(wxCoord x, wxCoord y);
811 void SetDeviceOriginPoint(const wxPoint& point) {
812 self->SetDeviceOrigin(point.x, point.y);
817 virtual void , SetAxisOrientation(bool xLeftRight, bool yBottomUp),
818 "Sets the x and y axis orientation (i.e., the direction from lowest to
819 highest values on the axis). The default orientation is the natural
820 orientation, e.g. x axis from left to right and y axis from bottom up.", "");
824 int , GetLogicalFunction() const,
825 "Gets the current logical function (set by `SetLogicalFunction`).", "");
828 virtual void , SetLogicalFunction(int function),
829 "Sets the current logical function for the device context. This
830 determines how a source pixel (from a pen or brush colour, or source
831 device context if using `Blit`) combines with a destination pixel in
832 the current device context.
834 The possible values and their meaning in terms of source and
835 destination pixel values are as follows:
837 ================ ==========================
839 wx.AND_INVERT (NOT src) AND dst
840 wx.AND_REVERSE src AND (NOT dst)
843 wx.EQUIV (NOT src) XOR dst
845 wx.NAND (NOT src) OR (NOT dst)
846 wx.NOR (NOT src) AND (NOT dst)
849 wx.OR_INVERT (NOT src) OR dst
850 wx.OR_REVERSE src OR (NOT dst)
852 wx.SRC_INVERT NOT src
854 ================ ==========================
856 The default is wx.COPY, which simply draws with the current
857 colour. The others combine the current colour and the background using
858 a logical operation. wx.INVERT is commonly used for drawing rubber
859 bands or moving outlines, since drawing twice reverts to the original
865 void , ComputeScaleAndOrigin(),
866 "Performs all necessary computations for given platform and context
867 type after each change of scale and origin parameters. Usually called
868 automatically internally after such changes.
874 // virtual void , SetOptimization(bool optimize),
875 // "If *optimize* is true this function sets optimization mode on. This
876 // currently means that under X, the device context will not try to set a
877 // pen or brush property if it is known to be set already. This approach
878 // can fall down if non-wxWidgets code is using the same device context
879 // or window, for example when the window is a panel on which the
880 // windowing system draws panel items. The wxWidgets device context
881 // 'memory' will now be out of step with reality.
883 // Setting optimization off, drawing, then setting it back on again, is a
884 // trick that must occasionally be employed.", "");
887 // virtual bool , GetOptimization(),
888 // "Returns true if device context optimization is on. See
889 // `SetOptimization` for details.", "");
892 def SetOptimization(self, optimize):
894 def GetOptimization(self):
897 SetOptimization = wx._deprecated(SetOptimization)
898 GetOptimization = wx._deprecated(GetOptimization)
906 virtual void , CalcBoundingBox(wxCoord x, wxCoord y),
907 "Adds the specified point to the bounding box which can be retrieved
908 with `MinX`, `MaxX` and `MinY`, `MaxY` or `GetBoundingBox` functions.", "");
911 DocStr(CalcBoundingBoxPoint,
912 "Adds the specified point to the bounding box which can be retrieved
913 with `MinX`, `MaxX` and `MinY`, `MaxY` or `GetBoundingBox` functions.","");
914 void CalcBoundingBoxPoint(const wxPoint& point) {
915 self->CalcBoundingBox(point.x, point.y);
920 void , ResetBoundingBox(),
921 "Resets the bounding box: after a call to this function, the bounding
922 box doesn't contain anything.", "");
925 // Get the final bounding box of the PostScript or Metafile picture.
927 wxCoord , MinX() const,
928 "Gets the minimum horizontal extent used in drawing commands so far.", "");
931 wxCoord , MaxX() const,
932 "Gets the maximum horizontal extent used in drawing commands so far.", "");
935 wxCoord , MinY() const,
936 "Gets the minimum vertical extent used in drawing commands so far.", "");
939 wxCoord , MaxY() const,
940 "Gets the maximum vertical extent used in drawing commands so far.", "");
944 DocAStr(GetBoundingBox,
945 "GetBoundingBox() -> (x1,y1, x2,y2)",
946 "Returns the min and max points used in drawing commands so far.", "");
948 void GetBoundingBox(int* OUTPUT, int* OUTPUT, int* OUTPUT, int* OUTPUT);
949 // See below for implementation
952 %pythoncode { def __nonzero__(self): return self.Ok() };
960 %extend { // See drawlist.cpp for impplementaion of these...
961 PyObject* _DrawPointList(PyObject* pyCoords, PyObject* pyPens, PyObject* pyBrushes)
963 return wxPyDrawXXXList(*self, wxPyDrawXXXPoint, pyCoords, pyPens, pyBrushes);
966 PyObject* _DrawLineList(PyObject* pyCoords, PyObject* pyPens, PyObject* pyBrushes)
968 return wxPyDrawXXXList(*self, wxPyDrawXXXLine, pyCoords, pyPens, pyBrushes);
971 PyObject* _DrawRectangleList(PyObject* pyCoords, PyObject* pyPens, PyObject* pyBrushes)
973 return wxPyDrawXXXList(*self, wxPyDrawXXXRectangle, pyCoords, pyPens, pyBrushes);
976 PyObject* _DrawEllipseList(PyObject* pyCoords, PyObject* pyPens, PyObject* pyBrushes)
978 return wxPyDrawXXXList(*self, wxPyDrawXXXEllipse, pyCoords, pyPens, pyBrushes);
981 PyObject* _DrawPolygonList(PyObject* pyCoords, PyObject* pyPens, PyObject* pyBrushes)
983 return wxPyDrawXXXList(*self, wxPyDrawXXXPolygon, pyCoords, pyPens, pyBrushes);
986 PyObject* _DrawTextList(PyObject* textList, PyObject* pyPoints,
987 PyObject* foregroundList, PyObject* backgroundList) {
988 return wxPyDrawTextList(*self, textList, pyPoints, foregroundList, backgroundList);
993 def DrawPointList(self, points, pens=None):
995 Draw a list of points as quickly as possible.
997 :param points: A sequence of 2-element sequences representing
998 each point to draw, (x,y).
999 :param pens: If None, then the current pen is used. If a
1000 single pen then it will be used for all points. If
1001 a list of pens then there should be one for each point
1006 elif isinstance(pens, wx.Pen):
1008 elif len(pens) != len(points):
1009 raise ValueError('points and pens must have same length')
1010 return self._DrawPointList(points, pens, [])
1013 def DrawLineList(self, lines, pens=None):
1015 Draw a list of lines as quickly as possible.
1017 :param lines: A sequence of 4-element sequences representing
1018 each line to draw, (x1,y1, x2,y2).
1019 :param pens: If None, then the current pen is used. If a
1020 single pen then it will be used for all lines. If
1021 a list of pens then there should be one for each line
1026 elif isinstance(pens, wx.Pen):
1028 elif len(pens) != len(lines):
1029 raise ValueError('lines and pens must have same length')
1030 return self._DrawLineList(lines, pens, [])
1033 def DrawRectangleList(self, rectangles, pens=None, brushes=None):
1035 Draw a list of rectangles as quickly as possible.
1037 :param rectangles: A sequence of 4-element sequences representing
1038 each rectangle to draw, (x,y, w,h).
1039 :param pens: If None, then the current pen is used. If a
1040 single pen then it will be used for all rectangles.
1041 If a list of pens then there should be one for each
1042 rectangle in rectangles.
1043 :param brushes: A brush or brushes to be used to fill the rectagles,
1044 with similar semantics as the pens parameter.
1048 elif isinstance(pens, wx.Pen):
1050 elif len(pens) != len(rectangles):
1051 raise ValueError('rectangles and pens must have same length')
1054 elif isinstance(brushes, wx.Brush):
1056 elif len(brushes) != len(rectangles):
1057 raise ValueError('rectangles and brushes must have same length')
1058 return self._DrawRectangleList(rectangles, pens, brushes)
1061 def DrawEllipseList(self, ellipses, pens=None, brushes=None):
1063 Draw a list of ellipses as quickly as possible.
1065 :param ellipses: A sequence of 4-element sequences representing
1066 each ellipse to draw, (x,y, w,h).
1067 :param pens: If None, then the current pen is used. If a
1068 single pen then it will be used for all ellipses.
1069 If a list of pens then there should be one for each
1070 ellipse in ellipses.
1071 :param brushes: A brush or brushes to be used to fill the ellipses,
1072 with similar semantics as the pens parameter.
1076 elif isinstance(pens, wx.Pen):
1078 elif len(pens) != len(ellipses):
1079 raise ValueError('ellipses and pens must have same length')
1082 elif isinstance(brushes, wx.Brush):
1084 elif len(brushes) != len(ellipses):
1085 raise ValueError('ellipses and brushes must have same length')
1086 return self._DrawEllipseList(ellipses, pens, brushes)
1089 def DrawPolygonList(self, polygons, pens=None, brushes=None):
1091 Draw a list of polygons, each of which is a list of points.
1093 :param polygons: A sequence of sequences of sequences.
1094 [[(x1,y1),(x2,y2),(x3,y3)...],
1095 [(x1,y1),(x2,y2),(x3,y3)...]]
1097 :param pens: If None, then the current pen is used. If a
1098 single pen then it will be used for all polygons.
1099 If a list of pens then there should be one for each
1101 :param brushes: A brush or brushes to be used to fill the polygons,
1102 with similar semantics as the pens parameter.
1106 elif isinstance(pens, wx.Pen):
1108 elif len(pens) != len(polygons):
1109 raise ValueError('polygons and pens must have same length')
1112 elif isinstance(brushes, wx.Brush):
1114 elif len(brushes) != len(polygons):
1115 raise ValueError('polygons and brushes must have same length')
1116 return self._DrawPolygonList(polygons, pens, brushes)
1119 def DrawTextList(self, textList, coords, foregrounds = None, backgrounds = None):
1121 Draw a list of strings using a list of coordinants for positioning each string.
1123 :param textList: A list of strings
1124 :param coords: A list of (x,y) positions
1125 :param foregrounds: A list of `wx.Colour` objects to use for the
1126 foregrounds of the strings.
1127 :param backgrounds: A list of `wx.Colour` objects to use for the
1128 backgrounds of the strings.
1130 NOTE: Make sure you set Background mode to wx.Solid (DC.SetBackgroundMode)
1131 If you want backgrounds to do anything.
1133 if type(textList) == type(''):
1134 textList = [textList]
1135 elif len(textList) != len(coords):
1136 raise ValueError('textlist and coords must have same length')
1137 if foregrounds is None:
1139 elif isinstance(foregrounds, wx.Colour):
1140 foregrounds = [foregrounds]
1141 elif len(foregrounds) != len(coords):
1142 raise ValueError('foregrounds and coords must have same length')
1143 if backgrounds is None:
1145 elif isinstance(backgrounds, wx.Colour):
1146 backgrounds = [backgrounds]
1147 elif len(backgrounds) != len(coords):
1148 raise ValueError('backgrounds and coords must have same length')
1149 return self._DrawTextList(textList, coords, foregrounds, backgrounds)
1157 static void wxDC_GetBoundingBox(wxDC* dc, int* x1, int* y1, int* x2, int* y2) {
1166 //---------------------------------------------------------------------------
1169 MustHaveApp(wxMemoryDC);
1172 "A memory device context provides a means to draw graphics onto a
1173 bitmap. A bitmap must be selected into the new memory DC before it may
1174 be used for anything. Typical usage is as follows::
1177 dc.SelectObject(bitmap)
1178 # draw on the dc usign any of the Draw methods
1179 dc.SelectObject(wx.NullBitmap)
1180 # the bitmap now contains wahtever was drawn upon it
1182 Note that the memory DC *must* be deleted (or the bitmap selected out
1183 of it) before a bitmap can be reselected into another memory DC.
1186 class wxMemoryDC : public wxDC {
1190 "Constructs a new memory device context.
1192 Use the Ok member to test whether the constructor was successful in
1193 creating a usable device context. Don't forget to select a bitmap into
1194 the DC before drawing on it.", "
1196 :see: `MemoryDCFromDC`");
1199 wxMemoryDC(wxDC* oldDC),
1200 "Creates a DC that is compatible with the oldDC.", "",
1205 void , SelectObject(const wxBitmap& bitmap),
1206 "Selects the bitmap into the device context, to use as the memory
1207 bitmap. Selecting the bitmap into a memory DC allows you to draw into
1208 the DC, and therefore the bitmap, and also to use Blit to copy the
1211 If the argument is wx.NullBitmap (or some other uninitialised
1212 `wx.Bitmap`) the current bitmap is selected out of the device context,
1213 and the original bitmap restored, allowing the current bitmap to be
1214 destroyed safely.", "");
1218 //---------------------------------------------------------------------------
1223 #include <wx/dcbuffer.h>
1227 MustHaveApp(wxBufferedDC);
1229 DocStr(wxBufferedDC,
1230 "This simple class provides a simple way to avoid flicker: when drawing
1231 on it, everything is in fact first drawn on an in-memory buffer (a
1232 `wx.Bitmap`) and then copied to the screen only once, when this object
1235 It can be used in the same way as any other device
1236 context. wx.BufferedDC itself typically replaces `wx.ClientDC`, if you
1237 want to use it in your EVT_PAINT handler, you should look at
1238 `wx.BufferedPaintDC`.
1241 class wxBufferedDC : public wxMemoryDC
1244 %pythonAppend wxBufferedDC
1245 "self.__dc = args[0] # save a ref so the other dc will not be deleted before self";
1246 %nokwargs wxBufferedDC;
1250 "Constructs a buffered DC.", "
1252 :param dc: The underlying DC: everything drawn to this object will
1253 be flushed to this DC when this object is destroyed. You may
1254 pass ``None`` in order to just initialize the buffer, and not
1257 :param buffer: If a `wx.Size` object is passed as the 2nd arg then
1258 it is the size of the bitmap that will be created internally
1259 and used for an implicit buffer. If the 2nd arg is a
1260 `wx.Bitmap` then it is the explicit buffer that will be
1261 used. Using an explicit buffer is the most efficient solution
1262 as the bitmap doesn't have to be recreated each time but it
1263 also requires more memory as the bitmap is never freed. The
1264 bitmap should have appropriate size, anything drawn outside of
1265 its bounds is clipped.
1267 wxBufferedDC( wxDC *dc, const wxBitmap &buffer );
1268 wxBufferedDC( wxDC *dc, const wxSize &area );
1272 // // TODO: Keep this one too?
1273 // %pythonAppend wxBufferedDC( wxDC *dc, const wxSize &area )
1274 // "val.__dc = args[0] # save a ref so the other dc will not be deleted before self";
1275 // %name(BufferedDCInternalBuffer) wxBufferedDC( wxDC *dc, const wxSize &area );
1278 // The buffer is blit to the real DC when the BufferedDC is destroyed.
1281 "Copies everything drawn on the DC so far to the underlying DC
1282 associated with this object, if any.", "");
1287 "Blits the buffer to the dc, and detaches the dc from the buffer (so it
1288 can be effectively used once only). This is usually only called in
1289 the destructor.", "");
1296 MustHaveApp(wxBufferedPaintDC);
1298 DocStr(wxBufferedPaintDC,
1299 "This is a subclass of `wx.BufferedDC` which can be used inside of an
1300 EVT_PAINT event handler. Just create an object of this class instead
1301 of `wx.PaintDC` and that's all you have to do to (mostly) avoid
1302 flicker. The only thing to watch out for is that if you are using this
1303 class together with `wx.ScrolledWindow`, you probably do **not** want
1304 to call `wx.Window.PrepareDC` on it as it already does this internally
1305 for the real underlying `wx.PaintDC`.
1307 If your window is already fully buffered in a `wx.Bitmap` then your
1308 EVT_PAINT handler can be as simple as just creating a
1309 ``wx.BufferedPaintDC`` as it will `Blit` the buffer to the window
1310 automatically when it is destroyed. For example::
1312 def OnPaint(self, event):
1313 dc = wx.BufferedPaintDC(self, self.buffer)
1318 class wxBufferedPaintDC : public wxBufferedDC
1323 wxBufferedPaintDC( wxWindow *window, const wxBitmap &buffer = wxNullBitmap ),
1324 "Create a buffered paint DC. As with `wx.BufferedDC`, you may either
1325 provide the bitmap to be used for buffering or let this object create
1326 one internally (in the latter case, the size of the client part of the
1327 window is automatically used).
1334 //---------------------------------------------------------------------------
1337 MustHaveApp(wxScreenDC);
1340 "A wxScreenDC can be used to paint anywhere on the screen. This should
1341 normally be constructed as a temporary stack object; don't store a
1344 class wxScreenDC : public wxDC {
1349 bool , StartDrawingOnTop(wxWindow* window),
1350 "Specify that the area of the screen to be drawn upon coincides with
1353 :see: `EndDrawingOnTop`", "",
1354 StartDrawingOnTopWin);
1358 bool , StartDrawingOnTop(wxRect* rect = NULL),
1359 "Specify that the area is the given rectangle, or the whole screen if
1362 :see: `EndDrawingOnTop`", "");
1366 bool , EndDrawingOnTop(),
1367 "Use this in conjunction with `StartDrawingOnTop` or
1368 `StartDrawingOnTopWin` to ensure that drawing to the screen occurs on
1369 top of existing windows. Without this, some window systems (such as X)
1370 only allow drawing to take place underneath other windows.
1372 You might use this pair of functions when implementing a drag feature,
1373 for example as in the `wx.SplitterWindow` implementation.
1375 These functions are probably obsolete since the X implementations
1376 allow drawing directly on the screen now. However, the fact that this
1377 function allows the screen to be refreshed afterwards may be useful
1378 to some applications.", "");
1382 //---------------------------------------------------------------------------
1385 MustHaveApp(wxClientDC);
1388 "A wx.ClientDC must be constructed if an application wishes to paint on
1389 the client area of a window from outside an EVT_PAINT event. This should
1390 normally be constructed as a temporary stack object; don't store a
1391 wx.ClientDC object long term.
1393 To draw on a window from within an EVT_PAINT handler, construct a
1394 `wx.PaintDC` object.
1396 To draw on the whole window including decorations, construct a
1397 `wx.WindowDC` object (Windows only).
1399 class wxClientDC : public wxDC {
1402 wxClientDC(wxWindow* win),
1403 "Constructor. Pass the window on which you wish to paint.", "");
1406 //---------------------------------------------------------------------------
1409 MustHaveApp(wxPaintDC);
1412 "A wx.PaintDC must be constructed if an application wishes to paint on
1413 the client area of a window from within an EVT_PAINT event
1414 handler. This should normally be constructed as a temporary stack
1415 object; don't store a wx.PaintDC object. If you have an EVT_PAINT
1416 handler, you **must** create a wx.PaintDC object within it even if you
1417 don't actually use it.
1419 Using wx.PaintDC within EVT_PAINT handlers is important because it
1420 automatically sets the clipping area to the damaged area of the
1421 window. Attempts to draw outside this area do not appear.
1423 To draw on a window from outside EVT_PAINT handlers, construct a
1424 `wx.ClientDC` object.
1426 class wxPaintDC : public wxDC {
1429 wxPaintDC(wxWindow* win),
1430 "Constructor. Pass the window on which you wish to paint.", "");
1433 //---------------------------------------------------------------------------
1436 MustHaveApp(wxWindowDC);
1439 "A wx.WindowDC must be constructed if an application wishes to paint on
1440 the whole area of a window (client and decorations). This should
1441 normally be constructed as a temporary stack object; don't store a
1442 wx.WindowDC object.","");
1443 class wxWindowDC : public wxDC {
1446 wxWindowDC(wxWindow* win),
1447 "Constructor. Pass the window on which you wish to paint.","");
1450 //---------------------------------------------------------------------------
1453 MustHaveApp(wxMirrorDC);
1456 "wx.MirrorDC is a simple wrapper class which is always associated with a
1457 real `wx.DC` object and either forwards all of its operations to it
1458 without changes (no mirroring takes place) or exchanges x and y
1459 coordinates which makes it possible to reuse the same code to draw a
1460 figure and its mirror -- i.e. reflection related to the diagonal line
1462 class wxMirrorDC : public wxDC
1466 wxMirrorDC(wxDC& dc, bool mirror),
1467 "Creates a mirrored DC associated with the real *dc*. Everything drawn
1468 on the wx.MirrorDC will appear on the *dc*, and will be mirrored if
1469 *mirror* is True.","");
1472 //---------------------------------------------------------------------------
1476 #include <wx/dcps.h>
1479 MustHaveApp(wxPostScriptDC);
1481 DocStr(wxPostScriptDC,
1482 "This is a `wx.DC` that can write to PostScript files on any platform.","");
1484 class wxPostScriptDC : public wxDC {
1487 wxPostScriptDC(const wxPrintData& printData),
1488 "Constructs a PostScript printer device context from a `wx.PrintData`
1491 wxPrintData& GetPrintData();
1492 void SetPrintData(const wxPrintData& data);
1495 static void , SetResolution(int ppi),
1496 "Set resolution (in pixels per inch) that will be used in PostScript
1497 output. Default is 720ppi.", "");
1500 static int , GetResolution(),
1501 "Return resolution used in PostScript output.", "");
1504 //---------------------------------------------------------------------------
1508 MustHaveApp(wxMetaFile);
1509 MustHaveApp(wxMetaFileDC);
1512 #if defined(__WXMSW__) || defined(__WXMAC__)
1515 #include <wx/metafile.h>
1518 class wxMetaFile : public wxObject {
1520 wxMetaFile(const wxString& filename = wxPyEmptyString);
1524 bool SetClipboard(int width = 0, int height = 0);
1531 const wxString& GetFileName() const;
1534 %pythoncode { def __nonzero__(self): return self.Ok() }
1537 // bool wxMakeMetaFilePlaceable(const wxString& filename,
1538 // int minX, int minY, int maxX, int maxY, float scale=1.0);
1541 class wxMetaFileDC : public wxDC {
1543 wxMetaFileDC(const wxString& filename = wxPyEmptyString,
1544 int width = 0, int height = 0,
1545 const wxString& description = wxPyEmptyString);
1546 wxMetaFile* Close();
1551 #else // Make some dummies for the other platforms
1554 class wxMetaFile : public wxObject {
1556 wxMetaFile(const wxString&)
1557 { wxPyRaiseNotImplemented(); }
1560 class wxMetaFileDC : public wxClientDC {
1562 wxMetaFileDC(const wxString&, int, int, const wxString&)
1563 { wxPyRaiseNotImplemented(); }
1568 class wxMetaFile : public wxObject {
1570 wxMetaFile(const wxString& filename = wxPyEmptyString);
1573 class wxMetaFileDC : public wxDC {
1575 wxMetaFileDC(const wxString& filename = wxPyEmptyString,
1576 int width = 0, int height = 0,
1577 const wxString& description = wxPyEmptyString);
1584 //---------------------------------------------------------------------------
1586 MustHaveApp(wxPrinterDC);
1588 #if defined(__WXMSW__) || defined(__WXMAC__)
1590 class wxPrinterDC : public wxDC {
1592 wxPrinterDC(const wxPrintData& printData);
1593 // %name(PrinterDC2) wxPrinterDC(const wxString& driver,
1594 // const wxString& device,
1595 // const wxString& output,
1596 // bool interactive = true,
1597 // int orientation = wxPORTRAIT);
1602 class wxPrinterDC : public wxClientDC {
1604 wxPrinterDC(const wxPrintData&)
1605 { wxPyRaiseNotImplemented(); }
1607 // wxPrinterDC(const wxString&, const wxString&, const wxString&, bool, int)
1608 // { wxPyRaiseNotImplemented(); }
1612 class wxPrinterDC : public wxDC {
1614 wxPrinterDC(const wxPrintData& printData);
1615 // %name(PrinterDC2) wxPrinterDC(const wxString& driver,
1616 // const wxString& device,
1617 // const wxString& output,
1618 // bool interactive = true,
1619 // int orientation = wxPORTRAIT);
1623 //---------------------------------------------------------------------------
1624 //---------------------------------------------------------------------------