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21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_cppcanvas.hxx"
26 
27 #include <rtl/logfile.hxx>
28 #include <com/sun/star/rendering/XCanvas.hpp>
29 
30 #include <tools/gen.hxx>
31 #include <vcl/canvastools.hxx>
32 
33 #include <basegfx/range/b2drange.hxx>
34 #include <basegfx/point/b2dpoint.hxx>
35 #include <basegfx/tools/canvastools.hxx>
36 #include <canvas/canvastools.hxx>
37 
38 #include <boost/utility.hpp>
39 
40 #include "pointaction.hxx"
41 #include "outdevstate.hxx"
42 #include "cppcanvas/canvas.hxx"
43 #include "mtftools.hxx"
44 
45 
46 using namespace ::com::sun::star;
47 
48 namespace cppcanvas
49 {
50     namespace internal
51     {
52         namespace
53         {
54             class PointAction : public Action, private ::boost::noncopyable
55             {
56             public:
57                 PointAction( const ::basegfx::B2DPoint&,
58                              const CanvasSharedPtr&,
59                              const OutDevState& );
60                 PointAction( const ::basegfx::B2DPoint&,
61                              const CanvasSharedPtr&,
62                              const OutDevState&,
63                              const ::Color&		);
64 
65                 virtual bool render( const ::basegfx::B2DHomMatrix& rTransformation ) const;
66                 virtual bool render( const ::basegfx::B2DHomMatrix& rTransformation,
67                                      const Subset&					rSubset ) const;
68 
69                 virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const;
70                 virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix&	rTransformation,
71                                                        const Subset&					rSubset ) const;
72 
73                 virtual sal_Int32 getActionCount() const;
74 
75             private:
76                 // default: disabled copy/assignment
77                 PointAction(const PointAction&);
78                 PointAction& operator = ( const PointAction& );
79 
80                 ::basegfx::B2DPoint							maPoint;
81                 CanvasSharedPtr								mpCanvas;
82                 ::com::sun::star::rendering::RenderState	maState;
83             };
84 
PointAction(const::basegfx::B2DPoint & rPoint,const CanvasSharedPtr & rCanvas,const OutDevState & rState)85             PointAction::PointAction( const ::basegfx::B2DPoint& rPoint,
86                                       const CanvasSharedPtr& 	 rCanvas,
87                                       const OutDevState& 		 rState ) :
88                 maPoint( rPoint ),
89                 mpCanvas( rCanvas ),
90                 maState()
91             {
92                 tools::initRenderState(maState,rState);
93                 maState.DeviceColor = rState.lineColor;
94             }
95 
PointAction(const::basegfx::B2DPoint & rPoint,const CanvasSharedPtr & rCanvas,const OutDevState & rState,const::Color & rAltColor)96             PointAction::PointAction( const ::basegfx::B2DPoint& rPoint,
97                                       const CanvasSharedPtr& 	 rCanvas,
98                                       const OutDevState& 		 rState,
99                                       const ::Color&			 rAltColor ) :
100                 maPoint( rPoint ),
101                 mpCanvas( rCanvas ),
102                 maState()
103             {
104                 tools::initRenderState(maState,rState);
105                 maState.DeviceColor = ::vcl::unotools::colorToDoubleSequence(
106                     rAltColor,
107                     rCanvas->getUNOCanvas()->getDevice()->getDeviceColorSpace() );
108             }
109 
render(const::basegfx::B2DHomMatrix & rTransformation) const110             bool PointAction::render( const ::basegfx::B2DHomMatrix& rTransformation ) const
111             {
112                 RTL_LOGFILE_CONTEXT( aLog, "::cppcanvas::internal::PointAction::render()" );
113                 RTL_LOGFILE_CONTEXT_TRACE1( aLog, "::cppcanvas::internal::PointAction: 0x%X", this );
114 
115                 rendering::RenderState aLocalState( maState );
116                 ::canvas::tools::prependToRenderState(aLocalState, rTransformation);
117 
118                 mpCanvas->getUNOCanvas()->drawPoint( ::basegfx::unotools::point2DFromB2DPoint(maPoint),
119                                                      mpCanvas->getViewState(),
120                                                      aLocalState );
121 
122                 return true;
123             }
124 
render(const::basegfx::B2DHomMatrix & rTransformation,const Subset & rSubset) const125             bool PointAction::render( const ::basegfx::B2DHomMatrix&	rTransformation,
126                                       const Subset&						rSubset ) const
127             {
128                 // point only contains a single action, fail if subset
129                 // requests different range
130                 if( rSubset.mnSubsetBegin != 0 ||
131                     rSubset.mnSubsetEnd != 1 )
132                     return false;
133 
134                 return render( rTransformation );
135             }
136 
getBounds(const::basegfx::B2DHomMatrix & rTransformation) const137             ::basegfx::B2DRange PointAction::getBounds( const ::basegfx::B2DHomMatrix&	rTransformation ) const
138             {
139                 rendering::RenderState aLocalState( maState );
140                 ::canvas::tools::prependToRenderState(aLocalState, rTransformation);
141 
142                 return tools::calcDevicePixelBounds( ::basegfx::B2DRange( maPoint.getX()-1,
143                                                                           maPoint.getY()-1,
144                                                                           maPoint.getX()+1,
145                                                                           maPoint.getY()+1 ),
146                                                      mpCanvas->getViewState(),
147                                                      aLocalState );
148             }
149 
getBounds(const::basegfx::B2DHomMatrix & rTransformation,const Subset & rSubset) const150             ::basegfx::B2DRange PointAction::getBounds( const ::basegfx::B2DHomMatrix&	rTransformation,
151                                                         const Subset&					rSubset ) const
152             {
153                 // point only contains a single action, empty bounds
154                 // if subset requests different range
155                 if( rSubset.mnSubsetBegin != 0 ||
156                     rSubset.mnSubsetEnd != 1 )
157                     return ::basegfx::B2DRange();
158 
159                 return getBounds( rTransformation );
160             }
161 
getActionCount() const162             sal_Int32 PointAction::getActionCount() const
163             {
164                 return 1;
165             }
166         }
167 
createPointAction(const::basegfx::B2DPoint & rPoint,const CanvasSharedPtr & rCanvas,const OutDevState & rState)168         ActionSharedPtr PointActionFactory::createPointAction( const ::basegfx::B2DPoint& rPoint,
169                                                                const CanvasSharedPtr&     rCanvas,
170                                                                const OutDevState&         rState )
171         {
172             return ActionSharedPtr( new PointAction( rPoint, rCanvas, rState ) );
173         }
174 
createPointAction(const::basegfx::B2DPoint & rPoint,const CanvasSharedPtr & rCanvas,const OutDevState & rState,const::Color & rColor)175         ActionSharedPtr PointActionFactory::createPointAction( const ::basegfx::B2DPoint& rPoint,
176                                                                const CanvasSharedPtr&     rCanvas,
177                                                                const OutDevState&         rState,
178                                                                const ::Color&             rColor	)
179         {
180             return ActionSharedPtr( new PointAction( rPoint, rCanvas, rState, rColor ) );
181         }
182     }
183 }
184