LibreOffice Module drawinglayer (master) 1
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HelplinePrimitive2D class. More...
#include <helplineprimitive2d.hxx>
Public Member Functions | |
HelplinePrimitive2D (const basegfx::B2DPoint &rPosition, const basegfx::B2DVector &rDirection, HelplineStyle2D eStyle, const basegfx::BColor &rRGBColA, const basegfx::BColor &aRGBColB, double fDiscreteDashLength) | |
constructor More... | |
const basegfx::B2DPoint & | getPosition () const |
data read access More... | |
const basegfx::B2DVector & | getDirection () const |
HelplineStyle2D | getStyle () const |
const basegfx::BColor & | getRGBColA () const |
const basegfx::BColor & | getRGBColB () const |
double | getDiscreteDashLength () const |
virtual bool | operator== (const BasePrimitive2D &rPrimitive) const override |
compare operator More... | |
virtual sal_uInt32 | getPrimitive2DID () const override |
provide unique ID More... | |
virtual void | get2DDecomposition (Primitive2DDecompositionVisitor &rVisitor, const geometry::ViewInformation2D &rViewInformation) const override |
Override standard getDecomposition to be view-dependent here. More... | |
Public Member Functions inherited from drawinglayer::primitive2d::BufferedDecompositionPrimitive2D | |
BufferedDecompositionPrimitive2D () | |
virtual void | get2DDecomposition (Primitive2DDecompositionVisitor &rVisitor, const geometry::ViewInformation2D &rViewInformation) const override |
The getDecomposition default implementation will on demand use create2DDecomposition() if maBuffered2DDecomposition is empty. More... | |
void | setTransparenceForShadow (sal_uInt16 nTransparenceForShadow) |
sal_uInt16 | getTransparenceForShadow () const |
Public Member Functions inherited from drawinglayer::primitive2d::BasePrimitive2D | |
BasePrimitive2D () | |
virtual | ~BasePrimitive2D () override |
virtual bool | operator== (const BasePrimitive2D &rPrimitive) const |
the ==operator is mainly needed to allow testing newly-created primitives against their last incarnation which buffers/holds the made decompositions. More... | |
bool | operator!= (const BasePrimitive2D &rPrimitive) const |
virtual basegfx::B2DRange | getB2DRange (const geometry::ViewInformation2D &rViewInformation) const |
The default implementation will use getDecomposition results to create the range. More... | |
virtual sal_uInt32 | getPrimitive2DID () const =0 |
provide unique ID for fast identifying of known primitive implementations in renderers. More... | |
virtual void | get2DDecomposition (Primitive2DDecompositionVisitor &rVisitor, const geometry::ViewInformation2D &rViewInformation) const |
The default implementation will return an empty sequence. More... | |
Primitive2DContainer | getDecomposition (const css::uno::Sequence< css::beans::PropertyValue > &rViewParameters) |
The getDecomposition implementation for UNO API will use getDecomposition from this implementation. More... | |
css::geometry::RealRectangle2D | getRange (const css::uno::Sequence< css::beans::PropertyValue > &rViewParameters) |
The getRange implementation for UNO API will use getRange from this implementation. More... | |
virtual sal_Int64 | estimateUsage () |
Public Member Functions inherited from salhelper::SimpleReferenceObject | |
SimpleReferenceObject () | |
void | acquire () |
void | release () |
Private Member Functions | |
virtual void | create2DDecomposition (Primitive2DContainer &rContainer, const geometry::ViewInformation2D &rViewInformation) const override |
create local decomposition More... | |
Private Attributes | |
basegfx::B2DPoint | maPosition |
Helpline geometry definition. More... | |
basegfx::B2DVector | maDirection |
HelplineStyle2D | meStyle |
basegfx::BColor | maRGBColA |
Helpline style definition. More... | |
basegfx::BColor | maRGBColB |
double | mfDiscreteDashLength |
basegfx::B2DHomMatrix | maLastObjectToViewTransformation |
the last used object to view transformtion and the last Viewport, used from getDecomposition for decide buffering More... | |
basegfx::B2DRange | maLastViewport |
Additional Inherited Members | |
Static Public Member Functions inherited from salhelper::SimpleReferenceObject | |
static void * | operator new (std::size_t nSize) |
static void * | operator new (std::size_t nSize, std::nothrow_t const &rNothrow) |
static void | operator delete (void *pPtr) |
static void | operator delete (void *pPtr, std::nothrow_t const &rNothrow) |
Protected Member Functions inherited from drawinglayer::primitive2d::BufferedDecompositionPrimitive2D | |
const Primitive2DContainer & | getBuffered2DDecomposition () const |
access methods to maBuffered2DDecomposition. More... | |
void | setBuffered2DDecomposition (Primitive2DContainer &&rNew) |
virtual void | create2DDecomposition (Primitive2DContainer &rContainer, const geometry::ViewInformation2D &rViewInformation) const =0 |
method which is to be used to implement the local decomposition of a 2D primitive. More... | |
Protected Member Functions inherited from salhelper::SimpleReferenceObject | |
virtual | ~SimpleReferenceObject () COVERITY_NOEXCEPT_FALSE |
Protected Attributes inherited from salhelper::SimpleReferenceObject | |
oslInterlockedCount | m_nCount |
HelplinePrimitive2D class.
This primitive provides a view-dependent helpline definition. The Helpline is defined by a line equation (Point and vector) and a style. When the style is a line, dependent from Viewport the visible part of that Helpline is constructed. For Point, a cross is constructed. This primitive is highly view-dependent.
The visualisation uses the two given colors to create a dashed line with the given dash length.
Definition at line 54 of file helplineprimitive2d.hxx.
drawinglayer::primitive2d::HelplinePrimitive2D::HelplinePrimitive2D | ( | const basegfx::B2DPoint & | rPosition, |
const basegfx::B2DVector & | rDirection, | ||
HelplineStyle2D | eStyle, | ||
const basegfx::BColor & | rRGBColA, | ||
const basegfx::BColor & | aRGBColB, | ||
double | fDiscreteDashLength | ||
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overrideprivatevirtual |
create local decomposition
Implements drawinglayer::primitive2d::BufferedDecompositionPrimitive2D.
Definition at line 33 of file helplineprimitive2d.cxx.
References a, basegfx::B2DPolygon::append(), basegfx::areParallel(), basegfx::utils::clipPolygonOnRange(), basegfx::B2DPolygon::count(), basegfx::B2DPolyPolygon::count(), equalZero(), basegfx::B2DPolyPolygon::getB2DPolygon(), getDirection(), getDiscreteDashLength(), drawinglayer::geometry::ViewInformation2D::getDiscreteViewport(), drawinglayer::geometry::ViewInformation2D::getInverseObjectToViewTransformation(), basegfx::Range2D< typename TYPE, typename TRAITS >::getMaxX(), basegfx::Range2D< typename TYPE, typename TRAITS >::getMaxY(), basegfx::Range2D< typename TYPE, typename TRAITS >::getMinX(), basegfx::Range2D< typename TYPE, typename TRAITS >::getMinY(), drawinglayer::geometry::ViewInformation2D::getObjectToViewTransformation(), basegfx::getPerpendicular(), getPosition(), getRGBColA(), getRGBColB(), getStyle(), drawinglayer::geometry::ViewInformation2D::getViewport(), basegfx::Tuple2D< typename TYPE >::getX(), basegfx::Tuple2D< typename TYPE >::getY(), basegfx::Range2D< typename TYPE, typename TRAITS >::isEmpty(), drawinglayer::primitive2d::Line, basegfx::B2DVector::normalize(), and basegfx::B2DPolygon::transform().
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overridevirtual |
Override standard getDecomposition to be view-dependent here.
Reimplemented from drawinglayer::primitive2d::BufferedDecompositionPrimitive2D.
Definition at line 156 of file helplineprimitive2d.cxx.
References drawinglayer::primitive2d::BufferedDecompositionPrimitive2D::get2DDecomposition(), drawinglayer::primitive2d::BufferedDecompositionPrimitive2D::getBuffered2DDecomposition(), drawinglayer::geometry::ViewInformation2D::getObjectToViewTransformation(), drawinglayer::geometry::ViewInformation2D::getViewport(), maLastObjectToViewTransformation, maLastViewport, and drawinglayer::primitive2d::BufferedDecompositionPrimitive2D::setBuffered2DDecomposition().
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Definition at line 88 of file helplineprimitive2d.hxx.
Referenced by create2DDecomposition(), and operator==().
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Definition at line 92 of file helplineprimitive2d.hxx.
Referenced by create2DDecomposition(), and operator==().
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data read access
Definition at line 87 of file helplineprimitive2d.hxx.
References maPosition.
Referenced by create2DDecomposition(), and operator==().
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overridevirtual |
provide unique ID
Implements drawinglayer::primitive2d::BasePrimitive2D.
Definition at line 179 of file helplineprimitive2d.cxx.
References PRIMITIVE2D_ID_HELPLINEPRIMITIVE2D.
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Definition at line 90 of file helplineprimitive2d.hxx.
Referenced by create2DDecomposition(), and operator==().
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Definition at line 91 of file helplineprimitive2d.hxx.
Referenced by create2DDecomposition(), and operator==().
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Definition at line 89 of file helplineprimitive2d.hxx.
Referenced by create2DDecomposition(), and operator==().
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overridevirtual |
compare operator
Reimplemented from drawinglayer::primitive2d::BasePrimitive2D.
Definition at line 139 of file helplineprimitive2d.cxx.
References getDirection(), getDiscreteDashLength(), getPosition(), getRGBColA(), getRGBColB(), and getStyle().
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Definition at line 59 of file helplineprimitive2d.hxx.
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the last used object to view transformtion and the last Viewport, used from getDecomposition for decide buffering
Definition at line 70 of file helplineprimitive2d.hxx.
Referenced by get2DDecomposition().
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Definition at line 71 of file helplineprimitive2d.hxx.
Referenced by get2DDecomposition().
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Helpline geometry definition.
Definition at line 58 of file helplineprimitive2d.hxx.
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Helpline style definition.
Definition at line 63 of file helplineprimitive2d.hxx.
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Definition at line 64 of file helplineprimitive2d.hxx.
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Definition at line 60 of file helplineprimitive2d.hxx.
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Definition at line 65 of file helplineprimitive2d.hxx.