da32eb53cb
time it's simpler, better, and handles the case where there is a wx calback/event while the GIL has been released by a non-wxPython extension module. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@26324 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
438 lines
14 KiB
OpenEdge ABL
438 lines
14 KiB
OpenEdge ABL
/////////////////////////////////////////////////////////////////////////////
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// Name: _image.i
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// Purpose: SWIG definitions for wxImage and such
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//
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// Author: Robin Dunn
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//
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// Created: 25-Sept-2000
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// RCS-ID: $Id$
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// Copyright: (c) 2003 by Total Control Software
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// Licence: wxWindows license
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/////////////////////////////////////////////////////////////////////////////
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// Not a %module
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//---------------------------------------------------------------------------
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%{
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#include "wx/wxPython/pyistream.h"
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%}
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//---------------------------------------------------------------------------
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%newgroup
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class wxImageHandler : public wxObject {
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public:
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// wxImageHandler(); Abstract Base Class
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wxString GetName();
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wxString GetExtension();
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long GetType();
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wxString GetMimeType();
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//bool LoadFile(wxImage* image, wxInputStream& stream);
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//bool SaveFile(wxImage* image, wxOutputStream& stream);
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//virtual int GetImageCount( wxInputStream& stream );
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//bool CanRead( wxInputStream& stream );
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bool CanRead( const wxString& name );
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void SetName(const wxString& name);
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void SetExtension(const wxString& extension);
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void SetType(long type);
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void SetMimeType(const wxString& mimetype);
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};
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//---------------------------------------------------------------------------
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class wxImageHistogram /* : public wxImageHistogramBase */
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{
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public:
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wxImageHistogram();
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DocStr(MakeKey, "Get the key in the histogram for the given RGB values");
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static unsigned long MakeKey(unsigned char r,
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unsigned char g,
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unsigned char b);
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DocDeclAStr(
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bool, FindFirstUnusedColour(unsigned char *OUTPUT,
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unsigned char *OUTPUT,
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unsigned char *OUTPUT,
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unsigned char startR = 1,
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unsigned char startG = 0,
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unsigned char startB = 0 ) const,
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"FindFirstUnusedColour(int startR=1, int startG=0, int startB=0) -> (success, r, g, b)",
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"Find first colour that is not used in the image and has higher RGB values than\n"
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"startR, startG, startB. Returns a tuple consisting of a success flag and rgb\n"
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"values.");
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};
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//---------------------------------------------------------------------------
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class wxImage : public wxObject {
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public:
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wxImage( const wxString& name, long type = wxBITMAP_TYPE_ANY, int index = -1 );
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~wxImage();
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// Alternate constructors
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%name(ImageFromMime) wxImage(const wxString& name, const wxString& mimetype, int index = -1);
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%name(ImageFromStream) wxImage(wxInputStream& stream, long type = wxBITMAP_TYPE_ANY, int index = -1);
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%name(ImageFromStreamMime) wxImage(wxInputStream& stream, const wxString& mimetype, int index = -1 );
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%extend {
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%name(EmptyImage) wxImage(int width=0, int height=0, bool clear = True) {
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if (width > 0 && height > 0)
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return new wxImage(width, height, clear);
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else
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return new wxImage;
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}
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%name(ImageFromBitmap) wxImage(const wxBitmap &bitmap) {
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return new wxImage(bitmap.ConvertToImage());
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}
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%name(ImageFromData) wxImage(int width, int height, unsigned char* data) {
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// Copy the source data so the wxImage can clean it up later
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unsigned char* copy = (unsigned char*)malloc(width*height*3);
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if (copy == NULL) {
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PyErr_NoMemory();
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return NULL;
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}
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memcpy(copy, data, width*height*3);
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return new wxImage(width, height, copy, False);
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}
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}
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void Create( int width, int height );
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void Destroy();
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wxImage Scale( int width, int height );
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wxImage ShrinkBy( int xFactor , int yFactor ) const ;
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wxImage& Rescale(int width, int height);
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void SetRGB( int x, int y, unsigned char r, unsigned char g, unsigned char b );
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unsigned char GetRed( int x, int y );
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unsigned char GetGreen( int x, int y );
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unsigned char GetBlue( int x, int y );
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void SetAlpha(int x, int y, unsigned char alpha);
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unsigned char GetAlpha(int x, int y);
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bool HasAlpha();
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// find first colour that is not used in the image and has higher
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// RGB values than <startR,startG,startB>
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DocDeclAStr(
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bool, FindFirstUnusedColour( byte *OUTPUT, byte *OUTPUT, byte *OUTPUT,
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byte startR = 0, byte startG = 0, byte startB = 0 ) const,
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"FindFirstUnusedColour(int startR=1, int startG=0, int startB=0) -> (success, r, g, b)",
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"Find first colour that is not used in the image and has higher RGB values than\n"
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"startR, startG, startB. Returns a tuple consisting of a success flag and rgb\n"
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"values.");
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// Set image's mask to the area of 'mask' that has <mr,mg,mb> colour
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bool SetMaskFromImage(const wxImage & mask,
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byte mr, byte mg, byte mb);
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// void DoFloodFill (wxCoord x, wxCoord y,
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// const wxBrush & fillBrush,
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// const wxColour& testColour,
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// int style = wxFLOOD_SURFACE,
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// int LogicalFunction = wxCOPY /* currently unused */ ) ;
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static bool CanRead( const wxString& name );
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static int GetImageCount( const wxString& name, long type = wxBITMAP_TYPE_ANY );
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bool LoadFile( const wxString& name, long type = wxBITMAP_TYPE_ANY, int index = -1 );
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%name(LoadMimeFile)bool LoadFile( const wxString& name, const wxString& mimetype, int index = -1 );
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bool SaveFile( const wxString& name, int type );
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%name(SaveMimeFile)bool SaveFile( const wxString& name, const wxString& mimetype );
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%name(CanReadStream) static bool CanRead( wxInputStream& stream );
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%name(LoadStream) bool LoadFile( wxInputStream& stream, long type = wxBITMAP_TYPE_ANY, int index = -1 );
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%name(LoadMimeStream) bool LoadFile( wxInputStream& stream, const wxString& mimetype, int index = -1 );
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bool Ok();
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int GetWidth();
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int GetHeight();
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wxImage GetSubImage(const wxRect& rect);
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wxImage Copy();
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void Paste( const wxImage &image, int x, int y );
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//unsigned char *GetData();
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//void SetData( unsigned char *data );
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%extend {
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PyObject* GetData() {
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unsigned char* data = self->GetData();
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int len = self->GetWidth() * self->GetHeight() * 3;
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PyObject* rv;
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wxPyBLOCK_THREADS( rv = PyString_FromStringAndSize((char*)data, len));
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return rv;
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}
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void SetData(PyObject* data) {
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unsigned char* dataPtr;
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if (! PyString_Check(data)) {
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PyErr_SetString(PyExc_TypeError, "Expected string object");
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return /* NULL */ ;
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}
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size_t len = self->GetWidth() * self->GetHeight() * 3;
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dataPtr = (unsigned char*) malloc(len);
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wxPyBLOCK_THREADS( memcpy(dataPtr, PyString_AsString(data), len) );
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self->SetData(dataPtr);
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// wxImage takes ownership of dataPtr...
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}
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PyObject* GetDataBuffer() {
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unsigned char* data = self->GetData();
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int len = self->GetWidth() * self->GetHeight() * 3;
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PyObject* rv;
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wxPyBLOCK_THREADS( rv = PyBuffer_FromReadWriteMemory(data, len) );
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return rv;
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}
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void SetDataBuffer(PyObject* data) {
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unsigned char* buffer;
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int size;
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bool blocked = wxPyBeginBlockThreads();
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if (!PyArg_Parse(data, "t#", &buffer, &size))
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goto done;
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if (size != self->GetWidth() * self->GetHeight() * 3) {
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PyErr_SetString(PyExc_TypeError, "Incorrect buffer size");
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goto done;
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}
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self->SetData(buffer);
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done:
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wxPyEndBlockThreads(blocked);
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}
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PyObject* GetAlphaData() {
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unsigned char* data = self->GetAlpha();
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if (! data) {
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RETURN_NONE();
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} else {
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int len = self->GetWidth() * self->GetHeight();
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PyObject* rv;
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wxPyBLOCK_THREADS( rv = PyString_FromStringAndSize((char*)data, len) );
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return rv;
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}
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}
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void SetAlphaData(PyObject* data) {
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unsigned char* dataPtr;
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if (! PyString_Check(data)) {
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PyErr_SetString(PyExc_TypeError, "Expected string object");
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return /* NULL */ ;
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}
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size_t len = self->GetWidth() * self->GetHeight();
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dataPtr = (unsigned char*) malloc(len);
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wxPyBLOCK_THREADS( memcpy(dataPtr, PyString_AsString(data), len) );
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self->SetAlpha(dataPtr);
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// wxImage takes ownership of dataPtr...
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}
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PyObject* GetAlphaBuffer() {
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unsigned char* data = self->GetAlpha();
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int len = self->GetWidth() * self->GetHeight();
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PyObject* rv;
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wxPyBLOCK_THREADS( rv = PyBuffer_FromReadWriteMemory(data, len) );
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return rv;
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}
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void SetAlphaBuffer(PyObject* data) {
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unsigned char* buffer;
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int size;
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bool blocked = wxPyBeginBlockThreads();
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if (!PyArg_Parse(data, "t#", &buffer, &size))
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goto done;
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if (size != self->GetWidth() * self->GetHeight()) {
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PyErr_SetString(PyExc_TypeError, "Incorrect buffer size");
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goto done;
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}
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self->SetAlpha(buffer);
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done:
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wxPyEndBlockThreads(blocked);
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}
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}
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void SetMaskColour( unsigned char r, unsigned char g, unsigned char b );
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unsigned char GetMaskRed();
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unsigned char GetMaskGreen();
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unsigned char GetMaskBlue();
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void SetMask( bool mask = True );
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bool HasMask();
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wxImage Rotate(double angle, const wxPoint & centre_of_rotation,
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bool interpolating = True, wxPoint * offset_after_rotation = NULL) const ;
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wxImage Rotate90( bool clockwise = True ) ;
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wxImage Mirror( bool horizontally = True ) ;
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void Replace( unsigned char r1, unsigned char g1, unsigned char b1,
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unsigned char r2, unsigned char g2, unsigned char b2 );
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// convert to monochrome image (<r,g,b> will be replaced by white, everything else by black)
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wxImage ConvertToMono( unsigned char r, unsigned char g, unsigned char b ) const;
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void SetOption(const wxString& name, const wxString& value);
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%name(SetOptionInt)void SetOption(const wxString& name, int value);
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wxString GetOption(const wxString& name) const;
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int GetOptionInt(const wxString& name) const;
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bool HasOption(const wxString& name) const;
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unsigned long CountColours( unsigned long stopafter = (unsigned long) -1 );
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unsigned long ComputeHistogram( wxImageHistogram& h );
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static void AddHandler( wxImageHandler *handler );
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static void InsertHandler( wxImageHandler *handler );
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static bool RemoveHandler( const wxString& name );
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static wxString GetImageExtWildcard();
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%extend {
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wxBitmap ConvertToBitmap() {
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wxBitmap bitmap(*self);
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return bitmap;
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}
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wxBitmap ConvertToMonoBitmap( unsigned char red,
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unsigned char green,
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unsigned char blue ) {
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wxImage mono = self->ConvertToMono( red, green, blue );
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wxBitmap bitmap( mono, 1 );
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return bitmap;
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}
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}
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%pythoncode { def __nonzero__(self): return self.Ok() }
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};
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void wxInitAllImageHandlers();
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// See also wxPy_ReinitStockObjects in helpers.cpp
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%immutable;
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const wxImage wxNullImage;
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%mutable;
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//---------------------------------------------------------------------------
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MAKE_CONST_WXSTRING(IMAGE_OPTION_BMP_FORMAT);
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MAKE_CONST_WXSTRING(IMAGE_OPTION_CUR_HOTSPOT_X);
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MAKE_CONST_WXSTRING(IMAGE_OPTION_CUR_HOTSPOT_Y);
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MAKE_CONST_WXSTRING(IMAGE_OPTION_RESOLUTION);
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MAKE_CONST_WXSTRING(IMAGE_OPTION_RESOLUTIONUNIT);
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enum
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{
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wxIMAGE_RESOLUTION_INCHES = 1,
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wxIMAGE_RESOLUTION_CM = 2
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};
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enum
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{
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wxBMP_24BPP = 24, // default, do not need to set
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//wxBMP_16BPP = 16, // wxQuantize can only do 236 colors?
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wxBMP_8BPP = 8, // 8bpp, quantized colors
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wxBMP_8BPP_GREY = 9, // 8bpp, rgb averaged to greys
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wxBMP_8BPP_GRAY = wxBMP_8BPP_GREY,
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wxBMP_8BPP_RED = 10, // 8bpp, red used as greyscale
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wxBMP_8BPP_PALETTE = 11, // 8bpp, use the wxImage's palette
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wxBMP_4BPP = 4, // 4bpp, quantized colors
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wxBMP_1BPP = 1, // 1bpp, quantized "colors"
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wxBMP_1BPP_BW = 2 // 1bpp, black & white from red
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};
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class wxBMPHandler : public wxImageHandler {
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public:
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wxBMPHandler();
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};
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class wxICOHandler : public wxBMPHandler {
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public:
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wxICOHandler();
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};
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class wxCURHandler : public wxICOHandler {
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public:
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wxCURHandler();
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};
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class wxANIHandler : public wxCURHandler {
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public:
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wxANIHandler();
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};
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//---------------------------------------------------------------------------
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class wxPNGHandler : public wxImageHandler {
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public:
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wxPNGHandler();
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};
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class wxGIFHandler : public wxImageHandler {
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public:
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wxGIFHandler();
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};
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class wxPCXHandler : public wxImageHandler {
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public:
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wxPCXHandler();
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};
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class wxJPEGHandler : public wxImageHandler {
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public:
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wxJPEGHandler();
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};
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class wxPNMHandler : public wxImageHandler {
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public:
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wxPNMHandler();
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};
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class wxXPMHandler : public wxImageHandler {
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public:
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wxXPMHandler();
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};
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class wxTIFFHandler : public wxImageHandler {
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public:
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wxTIFFHandler();
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};
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#if wxUSE_IFF
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class wxIFFHandler : public wxImageHandler {
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public:
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wxIFFHandler();
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};
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#endif
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//---------------------------------------------------------------------------
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