public:
wxImageHistogram();
- DocStr(MakeKey, "Get the key in the histogram for the given RGB values");
+ DocStr(MakeKey, "Get the key in the histogram for the given RGB values", "");
static unsigned long MakeKey(unsigned char r,
unsigned char g,
unsigned char b);
unsigned char startG = 0,
unsigned char startB = 0 ) const,
"FindFirstUnusedColour(int startR=1, int startG=0, int startB=0) -> (success, r, g, b)",
- "Find first colour that is not used in the image and has higher RGB values than\n"
- "startR, startG, startB. Returns a tuple consisting of a success flag and rgb\n"
- "values.");
+ "Find first colour that is not used in the image and has higher RGB
+values than startR, startG, startB. Returns a tuple consisting of a
+success flag and rgb values.", "");
};
class wxImage : public wxObject {
public:
- wxImage( const wxString& name, long type = wxBITMAP_TYPE_ANY, int index = -1 );
+ DocCtorStr(
+ wxImage( const wxString& name, long type = wxBITMAP_TYPE_ANY, int index = -1 ),
+ "", "");
+
~wxImage();
// Alternate constructors
- %name(ImageFromMime) wxImage(const wxString& name, const wxString& mimetype, int index = -1);
- %name(ImageFromStream) wxImage(wxInputStream& stream, long type = wxBITMAP_TYPE_ANY, int index = -1);
- %name(ImageFromStreamMime) wxImage(wxInputStream& stream, const wxString& mimetype, int index = -1 );
-
-
+ DocCtorStrName(
+ wxImage(const wxString& name, const wxString& mimetype, int index = -1),
+ "", "",
+ ImageFromMime);
+
+ DocCtorStrName(
+ wxImage(wxInputStream& stream, long type = wxBITMAP_TYPE_ANY, int index = -1),
+ "", "",
+ ImageFromStream);
+
+ DocCtorStrName(
+ wxImage(wxInputStream& stream, const wxString& mimetype, int index = -1 ),
+ "", "",
+ ImageFromStreamMime);
%extend {
-
- %nokwargs wxImage(int width=0, int height=0, bool clear = True);
- %nokwargs wxImage(const wxSize& size, bool clear = True);
- %name(EmptyImage) wxImage(int width=0, int height=0, bool clear = True) {
+ %rename(EmptyImage) wxImage(int width=0, int height=0, bool clear = true);
+ wxImage(int width=0, int height=0, bool clear = true)
+ {
if (width > 0 && height > 0)
return new wxImage(width, height, clear);
else
return new wxImage;
- }
- %name(EmptyImage) wxImage(const wxSize& size, bool clear = True) {
- return new wxImage(size.x, size.y, clear);
- }
+ }
-
- %name(ImageFromBitmap) wxImage(const wxBitmap &bitmap) {
+ MustHaveApp(wxImage(const wxBitmap &bitmap));
+ %rename(ImageFromBitmap) wxImage(const wxBitmap &bitmap);
+ wxImage(const wxBitmap &bitmap)
+ {
return new wxImage(bitmap.ConvertToImage());
}
-
- %name(ImageFromData) wxImage(int width, int height, unsigned char* data) {
+
+ %rename(ImageFromData) wxImage(int width, int height, unsigned char* data);
+ wxImage(int width, int height, unsigned char* data)
+ {
// Copy the source data so the wxImage can clean it up later
unsigned char* copy = (unsigned char*)malloc(width*height*3);
if (copy == NULL) {
return NULL;
}
memcpy(copy, data, width*height*3);
- return new wxImage(width, height, copy, False);
+ return new wxImage(width, height, copy, false);
+ }
+
+
+ %rename(ImageFromDataWithAlpha) wxImage(int width, int height, unsigned char* data, unsigned char* alpha);
+ wxImage(int width, int height, unsigned char* data, unsigned char* alpha)
+ {
+ // Copy the source data so the wxImage can clean it up later
+ unsigned char* dcopy = (unsigned char*)malloc(width*height*3);
+ if (dcopy == NULL) {
+ PyErr_NoMemory();
+ return NULL;
+ }
+ memcpy(dcopy, data, width*height*3);
+ unsigned char* acopy = (unsigned char*)malloc(width*height);
+ if (acopy == NULL) {
+ PyErr_NoMemory();
+ return NULL;
+ }
+ memcpy(acopy, alpha, width*height);
+
+ return new wxImage(width, height, dcopy, acopy, false);
}
}
-
+
void Create( int width, int height );
void Destroy();
bool, FindFirstUnusedColour( byte *OUTPUT, byte *OUTPUT, byte *OUTPUT,
byte startR = 0, byte startG = 0, byte startB = 0 ) const,
"FindFirstUnusedColour(int startR=1, int startG=0, int startB=0) -> (success, r, g, b)",
- "Find first colour that is not used in the image and has higher RGB values than\n"
- "startR, startG, startB. Returns a tuple consisting of a success flag and rgb\n"
- "values.");
+ "Find first colour that is not used in the image and has higher RGB
+values than startR, startG, startB. Returns a tuple consisting of a
+success flag and rgb values.", "");
+
+
+ DocDeclStr(
+ bool , ConvertAlphaToMask(byte threshold = 128),
+ "If the image has alpha channel, this method converts it to mask. All pixels
+with alpha value less than ``threshold`` are replaced with mask colour and the
+alpha channel is removed. Mask colour is chosen automatically using
+`FindFirstUnusedColour`.
+
+If the image image doesn't have alpha channel, ConvertAlphaToMask does
+nothing.", "");
+
+ DocDeclStr(
+ bool , ConvertColourToAlpha( unsigned char r, unsigned char g, unsigned char b ),
+ "This method converts an image where the original alpha information is
+only available as a shades of a colour (actually shades of grey)
+typically when you draw anti-aliased text into a bitmap. The DC
+drawing routines draw grey values on the black background although
+they actually mean to draw white with differnt alpha values. This
+method reverses it, assuming a black (!) background and white text.
+The method will then fill up the whole image with the colour given.", "");
+
+
// Set image's mask to the area of 'mask' that has <mr,mg,mb> colour
bool SetMaskFromImage(const wxImage & mask,
byte mr, byte mg, byte mb);
static int GetImageCount( const wxString& name, long type = wxBITMAP_TYPE_ANY );
bool LoadFile( const wxString& name, long type = wxBITMAP_TYPE_ANY, int index = -1 );
- %name(LoadMimeFile)bool LoadFile( const wxString& name, const wxString& mimetype, int index = -1 );
+ %Rename(LoadMimeFile, bool, LoadFile( const wxString& name, const wxString& mimetype, int index = -1 ));
bool SaveFile( const wxString& name, int type );
- %name(SaveMimeFile)bool SaveFile( const wxString& name, const wxString& mimetype );
+ %Rename(SaveMimeFile, bool, SaveFile( const wxString& name, const wxString& mimetype ));
- %name(CanReadStream) static bool CanRead( wxInputStream& stream );
- %name(LoadStream) bool LoadFile( wxInputStream& stream, long type = wxBITMAP_TYPE_ANY, int index = -1 );
- %name(LoadMimeStream) bool LoadFile( wxInputStream& stream, const wxString& mimetype, int index = -1 );
+ %Rename(CanReadStream, static bool, CanRead( wxInputStream& stream ));
+ %Rename(LoadStream, bool, LoadFile( wxInputStream& stream, long type = wxBITMAP_TYPE_ANY, int index = -1 ));
+ %Rename(LoadMimeStream, bool, LoadFile( wxInputStream& stream, const wxString& mimetype, int index = -1 ));
bool Ok();
int GetWidth();
unsigned char* dataPtr;
if (! PyString_Check(data)) {
- PyErr_SetString(PyExc_TypeError, "Expected string object");
+ wxPyBLOCK_THREADS(PyErr_SetString(PyExc_TypeError,
+ "Expected string object"));
return /* NULL */ ;
}
unsigned char GetMaskRed();
unsigned char GetMaskGreen();
unsigned char GetMaskBlue();
- void SetMask( bool mask = True );
+ void SetMask( bool mask = true );
bool HasMask();
wxImage Rotate(double angle, const wxPoint & centre_of_rotation,
- bool interpolating = True, wxPoint * offset_after_rotation = NULL) const ;
- wxImage Rotate90( bool clockwise = True ) ;
- wxImage Mirror( bool horizontally = True ) ;
+ bool interpolating = true, wxPoint * offset_after_rotation = NULL) const ;
+ wxImage Rotate90( bool clockwise = true ) ;
+ wxImage Mirror( bool horizontally = true ) ;
void Replace( unsigned char r1, unsigned char g1, unsigned char b1,
unsigned char r2, unsigned char g2, unsigned char b2 );
wxImage ConvertToMono( unsigned char r, unsigned char g, unsigned char b ) const;
void SetOption(const wxString& name, const wxString& value);
- %name(SetOptionInt)void SetOption(const wxString& name, int value);
+ %Rename(SetOptionInt, void, SetOption(const wxString& name, int value));
wxString GetOption(const wxString& name) const;
int GetOptionInt(const wxString& name) const;
bool HasOption(const wxString& name) const;
static wxString GetImageExtWildcard();
+MustHaveApp(ConvertToBitmap);
+MustHaveApp(ConvertToMonoBitmap);
+
%extend {
- wxBitmap ConvertToBitmap() {
- wxBitmap bitmap(*self);
+ wxBitmap ConvertToBitmap(int depth=-1) {
+ wxBitmap bitmap(*self, depth);
return bitmap;
}
-void wxInitAllImageHandlers();
+///void wxInitAllImageHandlers();
+
+%pythoncode {
+ def InitAllImageHandlers():
+ """
+ The former functionality of InitAllImageHanders is now done internal to
+ the _core_ extension module and so this function has become a simple NOP.
+ """
+ pass
+}
+
// See also wxPy_ReinitStockObjects in helpers.cpp
MAKE_CONST_WXSTRING(IMAGE_OPTION_CUR_HOTSPOT_X);
MAKE_CONST_WXSTRING(IMAGE_OPTION_CUR_HOTSPOT_Y);
MAKE_CONST_WXSTRING(IMAGE_OPTION_RESOLUTION);
-MAKE_CONST_WXSTRING(IMAGE_OPTION_RESOLUTIONUNIT);
+MAKE_CONST_WXSTRING(IMAGE_OPTION_RESOLUTIONUNIT);
enum
{
};
#endif
+//---------------------------------------------------------------------------
+
+%{
+#include <wx/quantize.h>
+%}
+
+enum {
+ wxQUANTIZE_INCLUDE_WINDOWS_COLOURS,
+// wxQUANTIZE_RETURN_8BIT_DATA,
+ wxQUANTIZE_FILL_DESTINATION_IMAGE
+};
+
+
+DocStr(wxQuantize,
+ "Performs quantization, or colour reduction, on a wxImage.", "");
+
+class wxQuantize /*: public wxObject */
+{
+public:
+
+ %extend {
+ DocStr(
+ Quantize,
+ "Reduce the colours in the source image and put the result into the
+destination image, setting the palette in the destination if
+needed. Both images may be the same, to overwrite the source image.", "
+:todo: Create a version that returns the wx.Palette used.");
+
+ static bool Quantize(const wxImage& src, wxImage& dest, int desiredNoColours = 236,
+ int flags = wxQUANTIZE_INCLUDE_WINDOWS_COLOURS|wxQUANTIZE_FILL_DESTINATION_IMAGE)
+ {
+ return wxQuantize::Quantize(src, dest,
+ //NULL, // palette
+ desiredNoColours,
+ NULL, // eightBitData
+ flags);
+ }
+ }
+};
+
+
//---------------------------------------------------------------------------
projects / wxWidgets.git / blobdiff