X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/051924b886f86eb2172232196f112860d1a39fb3..cc1487e53905bd534dba2099d33ac2142cec7818:/src/common/image.cpp?ds=sidebyside diff --git a/src/common/image.cpp b/src/common/image.cpp index 9cac98dcbd..9defc7b068 100644 --- a/src/common/image.cpp +++ b/src/common/image.cpp @@ -14,25 +14,26 @@ #pragma hdrstop #endif -#include "wx/defs.h" - #if wxUSE_IMAGE #include "wx/image.h" -#include "wx/bitmap.h" -#include "wx/debug.h" -#include "wx/log.h" -#include "wx/app.h" + +#ifndef WX_PRECOMP + #include "wx/log.h" + #include "wx/app.h" + #include "wx/hash.h" + #include "wx/utils.h" + #include "wx/bitmap.h" + #include "wx/math.h" +#endif + #include "wx/filefn.h" #include "wx/wfstream.h" #include "wx/intl.h" #include "wx/module.h" -#include "wx/hash.h" -#include "wx/utils.h" -#include "wx/math.h" #if wxUSE_XPM -#include "wx/xpmdecod.h" + #include "wx/xpmdecod.h" #endif // For memcpy @@ -107,7 +108,7 @@ wxImage wxNullImage; //----------------------------------------------------------------------------- -#define M_IMGDATA ((wxImageRefData *)m_refData) +#define M_IMGDATA wx_static_cast(wxImageRefData*, m_refData) IMPLEMENT_DYNAMIC_CLASS(wxImage, wxObject) @@ -234,36 +235,48 @@ void wxImage::Destroy() UnRef(); } -wxImage wxImage::Copy() const +wxObjectRefData* wxImage::CreateRefData() const { - wxImage image; - - wxCHECK_MSG( Ok(), image, wxT("invalid image") ); - - image.Create( M_IMGDATA->m_width, M_IMGDATA->m_height, false ); - - unsigned char *data = image.GetData(); - - wxCHECK_MSG( data, image, wxT("unable to create image") ); - - image.SetMaskColour( M_IMGDATA->m_maskRed, M_IMGDATA->m_maskGreen, M_IMGDATA->m_maskBlue ); - image.SetMask( M_IMGDATA->m_hasMask ); - - memcpy( data, GetData(), M_IMGDATA->m_width*M_IMGDATA->m_height*3 ); + return new wxImageRefData; +} - wxImageRefData *imgData = (wxImageRefData *)image.m_refData; +wxObjectRefData* wxImage::CloneRefData(const wxObjectRefData* that) const +{ + const wxImageRefData* refData = wx_static_cast(const wxImageRefData*, that); + wxCHECK_MSG(refData->m_ok, NULL, wxT("invalid image") ); - // also copy the alpha channel - if (HasAlpha()) + wxImageRefData* refData_new = new wxImageRefData; + refData_new->m_width = refData->m_width; + refData_new->m_height = refData->m_height; + refData_new->m_maskRed = refData->m_maskRed; + refData_new->m_maskGreen = refData->m_maskGreen; + refData_new->m_maskBlue = refData->m_maskBlue; + refData_new->m_hasMask = refData->m_hasMask; + refData_new->m_ok = true; + unsigned size = unsigned(refData->m_width) * unsigned(refData->m_height); + if (refData->m_alpha != NULL) { - image.SetAlpha(); - unsigned char* alpha = image.GetAlpha(); - memcpy( alpha, GetAlpha(), M_IMGDATA->m_width*M_IMGDATA->m_height ); + refData_new->m_alpha = (unsigned char*)malloc(size); + memcpy(refData_new->m_alpha, refData->m_alpha, size); } + size *= 3; + refData_new->m_data = (unsigned char*)malloc(size); + memcpy(refData_new->m_data, refData->m_data, size); +#if wxUSE_PALETTE + refData_new->m_palette = refData->m_palette; +#endif + refData_new->m_optionNames = refData->m_optionNames; + refData_new->m_optionValues = refData->m_optionValues; + return refData_new; +} - // also copy the image options - imgData->m_optionNames = M_IMGDATA->m_optionNames; - imgData->m_optionValues = M_IMGDATA->m_optionValues; +wxImage wxImage::Copy() const +{ + wxImage image; + + wxCHECK_MSG( Ok(), image, wxT("invalid image") ); + + image.m_refData = CloneRefData(m_refData); return image; } @@ -271,7 +284,7 @@ wxImage wxImage::Copy() const wxImage wxImage::ShrinkBy( int xFactor , int yFactor ) const { if( xFactor == 1 && yFactor == 1 ) - return Copy() ; + return *this; wxImage image; @@ -707,6 +720,10 @@ wxImage wxImage::Size( const wxSize& size, const wxPoint& pos, wxRect subRect(pos.x, pos.y, width, height); wxRect finalRect(0, 0, size.GetWidth(), size.GetHeight()); + if (pos.x < 0) + finalRect.width -= pos.x; + if (pos.y < 0) + finalRect.height -= pos.y; subRect.Intersect(finalRect); @@ -726,6 +743,8 @@ void wxImage::Paste( const wxImage &image, int x, int y ) wxCHECK_RET( Ok(), wxT("invalid image") ); wxCHECK_RET( image.Ok(), wxT("invalid image") ); + AllocExclusive(); + int xx = 0; int yy = 0; int width = image.GetWidth(); @@ -807,6 +826,8 @@ void wxImage::Replace( unsigned char r1, unsigned char g1, unsigned char b1, { wxCHECK_RET( Ok(), wxT("invalid image") ); + AllocExclusive(); + unsigned char *data = GetData(); const int w = GetWidth(); @@ -862,6 +883,16 @@ wxImage wxImage::ConvertToGreyscale( double lr, double lg, double lb ) const } } + // copy the alpha channel, if any + if (HasAlpha()) + { + const size_t alphaSize = GetWidth() * GetHeight(); + unsigned char *alpha = (unsigned char*)malloc(alphaSize); + memcpy(alpha, GetAlpha(), alphaSize); + image.InitAlpha(); + image.SetAlpha(alpha); + } + return image; } @@ -933,6 +964,8 @@ void wxImage::SetRGB( int x, int y, unsigned char r, unsigned char g, unsigned c long pos = XYToIndex(x, y); wxCHECK_RET( pos != -1, wxT("invalid image coordinates") ); + AllocExclusive(); + pos *= 3; M_IMGDATA->m_data[ pos ] = r; @@ -944,6 +977,8 @@ void wxImage::SetRGB( const wxRect& rect_, unsigned char r, unsigned char g, uns { wxCHECK_RET( Ok(), wxT("invalid image") ); + AllocExclusive(); + wxRect rect(rect_); wxRect imageRect(0, 0, GetWidth(), GetHeight()); if ( rect == wxRect() ) @@ -1082,6 +1117,8 @@ void wxImage::SetAlpha(int x, int y, unsigned char alpha) long pos = XYToIndex(x, y); wxCHECK_RET( pos != -1, wxT("invalid image coordinates") ); + AllocExclusive(); + M_IMGDATA->m_alpha[pos] = alpha; } @@ -1124,6 +1161,8 @@ void wxImage::SetAlpha( unsigned char *alpha, bool static_data ) { wxCHECK_RET( Ok(), wxT("invalid image") ); + AllocExclusive(); + if ( !alpha ) { alpha = (unsigned char *)malloc(M_IMGDATA->m_width*M_IMGDATA->m_height); @@ -1185,6 +1224,8 @@ void wxImage::SetMaskColour( unsigned char r, unsigned char g, unsigned char b ) { wxCHECK_RET( Ok(), wxT("invalid image") ); + AllocExclusive(); + M_IMGDATA->m_maskRed = r; M_IMGDATA->m_maskGreen = g; M_IMGDATA->m_maskBlue = b; @@ -1234,6 +1275,8 @@ void wxImage::SetMask( bool mask ) { wxCHECK_RET( Ok(), wxT("invalid image") ); + AllocExclusive(); + M_IMGDATA->m_hasMask = mask; } @@ -1293,6 +1336,8 @@ bool wxImage::SetMaskFromImage(const wxImage& mask, return false ; } + AllocExclusive(); + unsigned char *imgdata = GetData(); unsigned char *maskdata = mask.GetData(); @@ -1332,6 +1377,8 @@ bool wxImage::ConvertAlphaToMask(unsigned char threshold) return false; } + AllocExclusive(); + SetMask(true); SetMaskColour(mr, mg, mb); @@ -1385,6 +1432,8 @@ void wxImage::SetPalette(const wxPalette& palette) { wxCHECK_RET( Ok(), wxT("invalid image") ); + AllocExclusive(); + M_IMGDATA->m_palette = palette; } @@ -1398,6 +1447,8 @@ void wxImage::SetOption(const wxString& name, const wxString& value) { wxCHECK_RET( Ok(), wxT("invalid image") ); + AllocExclusive(); + int idx = M_IMGDATA->m_optionNames.Index(name, false); if (idx == wxNOT_FOUND) { @@ -1445,7 +1496,9 @@ bool wxImage::HasOption(const wxString& name) const // image I/O // ---------------------------------------------------------------------------- -bool wxImage::LoadFile( const wxString& filename, long type, int index ) +bool wxImage::LoadFile( const wxString& WXUNUSED_UNLESS_STREAMS(filename), + long WXUNUSED_UNLESS_STREAMS(type), + int WXUNUSED_UNLESS_STREAMS(index) ) { #if wxUSE_STREAMS if (wxFileExists(filename)) @@ -1465,7 +1518,9 @@ bool wxImage::LoadFile( const wxString& filename, long type, int index ) #endif // wxUSE_STREAMS } -bool wxImage::LoadFile( const wxString& filename, const wxString& mimetype, int index ) +bool wxImage::LoadFile( const wxString& WXUNUSED_UNLESS_STREAMS(filename), + const wxString& WXUNUSED_UNLESS_STREAMS(mimetype), + int WXUNUSED_UNLESS_STREAMS(index) ) { #if wxUSE_STREAMS if (wxFileExists(filename)) @@ -1503,7 +1558,8 @@ bool wxImage::SaveFile( const wxString& filename ) const return false; } -bool wxImage::SaveFile( const wxString& filename, int type ) const +bool wxImage::SaveFile( const wxString& WXUNUSED_UNLESS_STREAMS(filename), + int WXUNUSED_UNLESS_STREAMS(type) ) const { #if wxUSE_STREAMS wxCHECK_MSG( Ok(), false, wxT("invalid image") ); @@ -1522,7 +1578,8 @@ bool wxImage::SaveFile( const wxString& filename, int type ) const return false; } -bool wxImage::SaveFile( const wxString& filename, const wxString& mimetype ) const +bool wxImage::SaveFile( const wxString& WXUNUSED_UNLESS_STREAMS(filename), + const wxString& WXUNUSED_UNLESS_STREAMS(mimetype) ) const { #if wxUSE_STREAMS wxCHECK_MSG( Ok(), false, wxT("invalid image") ); @@ -1541,22 +1598,23 @@ bool wxImage::SaveFile( const wxString& filename, const wxString& mimetype ) con return false; } -bool wxImage::CanRead( const wxString &name ) +bool wxImage::CanRead( const wxString& WXUNUSED_UNLESS_STREAMS(name) ) { #if wxUSE_STREAMS - wxFileInputStream stream(name); - return CanRead(stream); + wxFileInputStream stream(name); + return CanRead(stream); #else - return false; + return false; #endif } -int wxImage::GetImageCount( const wxString &name, long type ) +int wxImage::GetImageCount( const wxString& WXUNUSED_UNLESS_STREAMS(name), + long WXUNUSED_UNLESS_STREAMS(type) ) { #if wxUSE_STREAMS - wxFileInputStream stream(name); - if (stream.Ok()) - return GetImageCount(stream, type); + wxFileInputStream stream(name); + if (stream.Ok()) + return GetImageCount(stream, type); #endif return 0; @@ -1995,6 +2053,8 @@ wxImage::RGBValue wxImage::HSVtoRGB(const HSVValue& hsv) */ void wxImage::RotateHue(double angle) { + AllocExclusive(); + unsigned char *srcBytePtr; unsigned char *dstBytePtr; unsigned long count;