X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a0f81e9f15fedf29e5f6cf023b4ba3f2c2d2eb46..7e2baeb41321aedca928608f816f03c13afdeff9:/include/wx/image.h diff --git a/include/wx/image.h b/include/wx/image.h index 51c77dbb4c..3e3e8d46f5 100644 --- a/include/wx/image.h +++ b/include/wx/image.h @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: image.h +// Name: wx/image.h // Purpose: wxImage class // Author: Robert Roebling // RCS-ID: $Id$ @@ -11,6 +11,9 @@ #define _WX_IMAGE_H_ #include "wx/defs.h" + +#if wxUSE_IMAGE + #include "wx/object.h" #include "wx/string.h" #include "wx/gdicmn.h" @@ -20,8 +23,6 @@ # include "wx/stream.h" #endif -#if wxUSE_IMAGE - // on some systems (Unixware 7.x) index is defined as a macro in the headers // which breaks the compilation below #undef index @@ -42,6 +43,13 @@ enum wxIMAGE_RESOLUTION_CM = 2 }; +// Constants for wxImage::Scale() for determining the level of quality +enum +{ + wxIMAGE_QUALITY_NORMAL = 0, + wxIMAGE_QUALITY_HIGH = 1 +}; + // alpha channel values: fully transparent, default threshold separating // transparent pixels from opaque for a few functions dealing with alpha and // fully opaque @@ -215,12 +223,21 @@ public: void Paste( const wxImage &image, int x, int y ); // return the new image with size width*height - wxImage Scale( int width, int height ) const; + wxImage Scale( int width, int height, int quality = wxIMAGE_QUALITY_NORMAL ) const; + + // box averager and bicubic filters for up/down sampling + wxImage ResampleBox(int width, int height) const; + wxImage ResampleBicubic(int width, int height) const; + + // blur the image according to the specified pixel radius + wxImage Blur(int radius); + wxImage BlurHorizontal(int radius); + wxImage BlurVertical(int radius); wxImage ShrinkBy( int xFactor , int yFactor ) const ; // rescales the image in place - wxImage& Rescale( int width, int height ) { return *this = Scale(width, height); } + wxImage& Rescale( int width, int height, int quality = wxIMAGE_QUALITY_NORMAL ) { return *this = Scale(width, height, quality); } // resizes the image in place wxImage& Resize( const wxSize& size, const wxPoint& pos, @@ -425,4 +442,3 @@ extern WXDLLEXPORT_DATA(wxImage) wxNullImage; #endif // _WX_IMAGE_H_ -