LibreOffice Module vcl (master)  1
gdimetafiletools.hxx
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19 #ifndef INCLUDED_VCL_GDIMETAFILETOOLS_HXX
20 #define INCLUDED_VCL_GDIMETAFILETOOLS_HXX
21 
22 #include <config_options.h>
23 #include <vcl/dllapi.h>
24 
25 class GDIMetaFile;
26 
27 // #i121267# Added tooling to be able to support old exporters which are based on
28 // metafiles as graphic content, but do not implement using the contained clip
29 // regions.
30 // The given metafile will internally clip it's graphic content against the
31 // included clip regions so that it is safe to ignore clip actions there. This
32 // is not done completely, but implemented and extended as needed (on demand)
33 // since all this is a workaround; the better and long term solution will be to
34 // reimplement these im/exports to use primitives and not metafiles as base
35 // information.
36 
38 
39 // Allow to check if a Metafile contains clipping or not
40 
41 bool usesClipActions(const GDIMetaFile& rSource);
42 
43 // hook to access metafile members in classes of modules above vcl. Currently
44 // used in MetafilePrimitive2D to be able to access the local Metafile member
45 // e.g. from vcl module
46 class UNLESS_MERGELIBS(VCL_DLLPUBLIC) MetafileAccessor
47 {
48 public:
49  virtual void accessMetafile(GDIMetaFile& rTargetMetafile) const = 0;
50  virtual ~MetafileAccessor();
51 };
52 
53 #endif // INCLUDED_VCL_GDIMETAFILETOOLS_HXX
54 
55 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
void clipMetafileContentAgainstOwnRegions(GDIMetaFile &rSource)
bool usesClipActions(const GDIMetaFile &rSource)