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Added wxIMAGE_OPTION_ORIGINAL_{WIDTH,HEIGHT} wxImage options.

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These options allow to retrieve the original image size if the image was
scaled during load.

Closes #13662.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@69759 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2011-11-14 13:35:48 +00:00
parent d6c37f5bc4
commit b6963858fb
6 changed files with 34 additions and 1 deletions
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8
interface/wx/image.h
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@@ -86,6 +86,8 @@ enum wxImagePNGType
#define wxIMAGE_OPTION_RESOLUTIONUNIT wxString(wxT("ResolutionUnit"))
#define wxIMAGE_OPTION_MAX_WIDTH wxString(wxT("MaxWidth"))
#define wxIMAGE_OPTION_MAX_HEIGHT wxString(wxT("MaxHeight"))
#define wxIMAGE_OPTION_ORIGINAL_WIDTH wxString(wxT("OriginalWidth"))
#define wxIMAGE_OPTION_ORIGINAL_HEIGHT wxString(wxT("OriginalHeight"))
#define wxIMAGE_OPTION_BMP_FORMAT wxString(wxT("wxBMP_FORMAT"))
#define wxIMAGE_OPTION_CUR_HOTSPOT_X wxString(wxT("HotSpotX"))
@@ -1182,6 +1184,12 @@ public:
handler, this is still what happens however). These options must be
set before calling LoadFile() to have any effect.
@li @c wxIMAGE_OPTION_ORIGINAL_WIDTH and @c wxIMAGE_OPTION_ORIGINAL_HEIGHT:
These options will return the original size of the image if either
@c wxIMAGE_OPTION_MAX_WIDTH or @c wxIMAGE_OPTION_MAX_HEIGHT is
specified.
@since 2.9.3
@li @c wxIMAGE_OPTION_QUALITY: JPEG quality used when saving. This is an
integer in 0..100 range with 0 meaning very poor and 100 excellent
(but very badly compressed). This option is currently ignored for