xref: /aoo41x/main/tools/source/generic/svborder.cxx (revision cdf0e10c)
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27 
28 // MARKER(update_precomp.py): autogen include statement, do not remove
29 #include "precompiled_tools.hxx"
30 
31 #include <tools/svborder.hxx>
32 #include <osl/diagnose.h>
33 
34 SvBorder::SvBorder( const Rectangle & rOuter, const Rectangle & rInner )
35 {
36 	Rectangle aOuter( rOuter );
37 	aOuter.Justify();
38 	Rectangle aInner( rInner );
39 	if( aInner.IsEmpty() )
40 		aInner = Rectangle( aOuter.Center(), aOuter.Center() );
41 	else
42 		aInner.Justify();
43 
44 	OSL_ENSURE( aOuter.IsInside( aInner ),
45 				"SvBorder::SvBorder: sal_False == aOuter.IsInside( aInner )" );
46 	nTop	= aInner.Top()	  - aOuter.Top();
47 	nRight	= aOuter.Right()  - aInner.Right();
48 	nBottom = aOuter.Bottom() - aInner.Bottom();
49 	nLeft	= aInner.Left()   - aOuter.Left();
50 }
51 
52 Rectangle & operator += ( Rectangle & rRect, const SvBorder & rBorder )
53 {
54 	// wegen Empty-Rect, GetSize muss als erstes gerufen werden
55 	Size aS( rRect.GetSize() );
56 	aS.Width()	+= rBorder.Left() + rBorder.Right();
57 	aS.Height() += rBorder.Top() + rBorder.Bottom();
58 
59 	rRect.Left()   -= rBorder.Left();
60 	rRect.Top()    -= rBorder.Top();
61 	rRect.SetSize( aS );
62 	return rRect;
63 }
64 
65 Rectangle & operator -= ( Rectangle & rRect, const SvBorder & rBorder )
66 {
67 	// wegen Empty-Rect, GetSize muss als erstes gerufen werden
68 	Size aS( rRect.GetSize() );
69 	aS.Width()	-= rBorder.Left() + rBorder.Right();
70 	aS.Height() -= rBorder.Top() + rBorder.Bottom();
71 
72 	rRect.Left()   += rBorder.Left();
73 	rRect.Top()    += rBorder.Top();
74 	rRect.SetSize( aS );
75 	return rRect;
76 }
77 
78