X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/cf763f5b942d40121b1d647d2a34d48410965c09..86033c4b6f77916326ab7e04fb96b4e12ba5afbd:/wxPython/src/_colour.i diff --git a/wxPython/src/_colour.i b/wxPython/src/_colour.i index c1df0f8df2..23ddd08c3c 100644 --- a/wxPython/src/_colour.i +++ b/wxPython/src/_colour.i @@ -17,76 +17,206 @@ %newgroup; +enum { + wxC2S_NAME, // return colour name, when possible + wxC2S_CSS_SYNTAX, // return colour in rgb(r,g,b) syntax + wxC2S_HTML_SYNTAX, // return colour in #rrggbb syntax +}; + +enum { + wxALPHA_TRANSPARENT, + wxALPHA_OPAQUE +}; + + +DocStr(wxColour, +"A colour is an object representing a combination of Red, Green, and +Blue (RGB) intensity values, and is used to determine drawing colours, +window colours, etc. Valid RGB values are in the range 0 to 255. + +In wxPython there are typemaps that will automatically convert from a +colour name, from a '#RRGGBB' colour hex value string, or from a 3 +integer tuple to a wx.Colour object when calling C++ methods that +expect a wxColour. This means that the following are all +equivallent:: + + win.SetBackgroundColour(wxColour(0,0,255)) + win.SetBackgroundColour('BLUE') + win.SetBackgroundColour('#0000FF') + win.SetBackgroundColour((0,0,255)) + +Additional colour names and their coresponding values can be added +using `wx.ColourDatabase`. Various system colours (as set in the +user's system preferences) can be retrieved with +`wx.SystemSettings.GetColour`. +", ""); + + +MustHaveApp( wxColour(const wxString& colorName) ); + class wxColour : public wxObject { public: - wxColour(unsigned char red=0, unsigned char green=0, unsigned char blue=0); + + DocCtorStr( + wxColour(byte red=0, byte green=0, byte blue=0, byte alpha=wxALPHA_OPAQUE), + "Constructs a colour from red, green and blue values. + +:see: Alternate constructors `wx.NamedColour` and `wx.ColourRGB`. +", ""); + + DocCtorStrName( + wxColour( const wxString& colorName), + "Constructs a colour object using a colour name listed in +``wx.TheColourDatabase``.", "", + NamedColour); + + DocCtorStrName( + wxColour( unsigned long colRGB ), + "Constructs a colour from a packed RGB value.", "", + ColourRGB); + ~wxColour(); - %name(NamedColour) wxColour( const wxString& colorName); - %name(ColourRGB) wxColour( unsigned long colRGB ); + + DocDeclStr( + byte , Red(), + "Returns the red intensity.", ""); + + DocDeclStr( + byte , Green(), + "Returns the green intensity.", ""); + + DocDeclStr( + byte , Blue(), + "Returns the blue intensity.", ""); + + DocDeclStr( + byte , Alpha(), + "Returns the Alpha value.", ""); + + DocDeclStr( + bool , IsOk(), + "Returns True if the colour object is valid (the colour has been +initialised with RGB values).", ""); + %pythoncode { Ok = IsOk } + + DocDeclStr( + void , Set(byte red, byte green, byte blue, byte alpha=wxALPHA_OPAQUE), + "Sets the RGB intensity values.", ""); + + DocDeclStrName( + void , Set(unsigned long colRGB), + "Sets the RGB intensity values from a packed RGB value.", "", + SetRGB); + + DocDeclStrName( + void , Set(const wxString& colourName), + "Sets the RGB intensity values using a colour name listed in +``wx.TheColourDatabase``.", "", + SetFromName); + + + DocDeclStr( + wxString , GetAsString(long flags = wxC2S_NAME | wxC2S_CSS_SYNTAX) const, + "Return the colour as a string. Acceptable flags are: - unsigned char Red(); - unsigned char Green(); - unsigned char Blue(); - bool Ok(); - void Set(unsigned char red, unsigned char green, unsigned char blue); - %name(SetRGB) void Set(unsigned long colRGB); + =================== ================================== + wx.C2S_NAME return colour name, when possible + wx.C2S_CSS_SYNTAX return colour in rgb(r,g,b) syntax + wx.C2S_HTML_SYNTAX return colour in #rrggbb syntax + =================== ==================================", ""); + + + DocDeclStr( + long , GetPixel() const, + "Returns a pixel value which is platform-dependent. On Windows, a +COLORREF is returned. On X, an allocated pixel value is returned. -1 +is returned if the pixel is invalid (on X, unallocated).", ""); + + + %extend { + KeepGIL(__eq__); + DocStr(__eq__, "Compare colours for equality.", ""); + bool __eq__(PyObject* other) { + wxColour temp, *obj = &temp; + if ( other == Py_None ) return false; + if ( ! wxColour_helper(other, &obj) ) { + PyErr_Clear(); + return false; + } + return self->operator==(*obj); + } - bool operator==(const wxColour& colour) const; - bool operator != (const wxColour& colour) const; + + KeepGIL(__ne__); + DocStr(__ne__, "Compare colours for inequality.", ""); + bool __ne__(PyObject* other) { + wxColour temp, *obj = &temp; + if ( other == Py_None ) return true; + if ( ! wxColour_helper(other, &obj)) { + PyErr_Clear(); + return true; + } + return self->operator!=(*obj); + } + } - void InitFromName(const wxString& colourName); %extend { - PyObject* Get() { - PyObject* rv = PyTuple_New(3); + KeepGIL(Get); + DocAStr(Get, + "Get() -> (r, g, b)", + "Returns the RGB intensity values as a tuple.", ""); + PyObject* Get(bool includeAlpha=false) { + PyObject* rv = PyTuple_New(includeAlpha ? 4 : 3); int red = -1; int green = -1; int blue = -1; - if (self->Ok()) { + int alpha = wxALPHA_OPAQUE; + if (self->IsOk()) { red = self->Red(); green = self->Green(); blue = self->Blue(); + alpha = self->Alpha(); } PyTuple_SetItem(rv, 0, PyInt_FromLong(red)); PyTuple_SetItem(rv, 1, PyInt_FromLong(green)); PyTuple_SetItem(rv, 2, PyInt_FromLong(blue)); + if (includeAlpha) + PyTuple_SetItem(rv, 3, PyInt_FromLong(alpha)); return rv; } -// bool __eq__(PyObject* obj) { -// wxColour tmp; -// wxColour* ptr = &tmp; -// if (obj == Py_None) return False; -// wxPyBLOCK_THREADS(bool success = wxColour_helper(obj, &ptr); PyErr_Clear()); -// if (! success) return False; -// return *self == *ptr; -// } -// bool __ne__(PyObject* obj) { -// wxColour tmp; -// wxColour* ptr = &tmp; -// if (obj == Py_None) return True; -// wxPyBLOCK_THREADS(bool success = wxColour_helper(obj, &ptr); PyErr_Clear()); -// if (! success) return True; -// return *self != *ptr; -// } + + KeepGIL(GetRGB); + DocStr(GetRGB, + "Return the colour as a packed RGB value", ""); + unsigned long GetRGB() { + return self->Red() | (self->Green() << 8) | (self->Blue() << 16); + } } %pythoncode { - asTuple = Get - def __str__(self): return str(self.asTuple()) - def __repr__(self): return 'wx.Colour' + str(self.asTuple()) - def __nonzero__(self): return self.Ok() - def __getinitargs__(self): return () - def __getstate__(self): return self.asTuple() - def __setstate__(self, state): self.Set(*state) + asTuple = wx._deprecated(Get, "asTuple is deprecated, use `Get` instead") + def __str__(self): return str(self.Get(True)) + def __repr__(self): return 'wx.Colour' + str(self.Get(True)) + def __len__(self): return len(self.Get()) + def __getitem__(self, index): return self.Get()[index] + def __nonzero__(self): return self.IsOk() + __safe_for_unpickling__ = True + def __reduce__(self): return (Colour, self.Get(True)) } + + %property(Pixel, GetPixel, doc="See `GetPixel`"); + %property(RGB, GetRGB, SetRGB, doc="See `GetRGB` and `SetRGB`"); + }; -// %pythoncode { -// Color = Colour -// NamedColor = NamedColour -// } +%pythoncode { + Color = Colour + NamedColor = NamedColour + ColorRGB = ColourRGB +} //---------------------------------------------------------------------------