LibreOffice Module vcl (master)  1
Public Member Functions | Static Public Member Functions | Private Member Functions | Private Attributes | Friends | List of all members
vcl::Region Class Reference

#include <region.hxx>

Public Member Functions

 Region (bool bIsNull=false)
 
 Region (const tools::Rectangle &rRect)
 
 Region (const tools::Polygon &rPolygon)
 
 Region (const tools::PolyPolygon &rPolyPoly)
 
 Region (const basegfx::B2DPolyPolygon &)
 
 Region (const vcl::Region &rRegion)
 
 Region (vcl::Region &&rRegion) noexcept
 
 ~Region ()
 
const basegfx::B2DPolyPolygon * getB2DPolyPolygon () const
 
const tools::PolyPolygon * getPolyPolygon () const
 
const RegionBand * getRegionBand () const
 
tools::PolyPolygon GetAsPolyPolygon () const
 
basegfx::B2DPolyPolygon GetAsB2DPolyPolygon () const
 
const RegionBand * GetAsRegionBand () const
 
void Move (tools::Long nHorzMove, tools::Long nVertMove)
 
void Scale (double fScaleX, double fScaleY)
 
void Union (const tools::Rectangle &rRegion)
 
void Intersect (const tools::Rectangle &rRegion)
 
void Exclude (const tools::Rectangle &rRegion)
 
void XOr (const tools::Rectangle &rRegion)
 
void Union (const vcl::Region &rRegion)
 
void Intersect (const vcl::Region &rRegion)
 
void Exclude (const vcl::Region &rRegion)
 
bool XOr (const vcl::Region &rRegion)
 
bool IsEmpty () const
 
bool IsNull () const
 
void SetEmpty ()
 
void SetNull ()
 
bool IsRectangle () const
 
tools::Rectangle GetBoundRect () const
 
bool HasPolyPolygonOrB2DPolyPolygon () const
 
void GetRegionRectangles (RectangleVector &rTarget) const
 
bool IsInside (const Point &rPoint) const
 
bool IsOver (const tools::Rectangle &rRect) const
 
vcl::Region & operator= (const vcl::Region &rRegion)
 
vcl::Region & operator= (vcl::Region &&rRegion) noexcept
 
vcl::Region & operator= (const tools::Rectangle &rRect)
 
bool operator== (const vcl::Region &rRegion) const
 
bool operator!= (const vcl::Region &rRegion) const
 

Static Public Member Functions

static vcl::Region GetRegionFromPolyPolygon (const tools::PolyPolygon &rPolyPoly)
 

Private Member Functions

SAL_DLLPRIVATE void ImplCreatePolyPolyRegion (const tools::PolyPolygon &rPolyPoly)
 
SAL_DLLPRIVATE void ImplCreatePolyPolyRegion (const basegfx::B2DPolyPolygon &rPolyPoly)
 
SAL_DLLPRIVATE tools::PolyPolygon ImplCreatePolyPolygonFromRegionBand () const
 
SAL_DLLPRIVATE basegfx::B2DPolyPolygon ImplCreateB2DPolyPolygonFromRegionBand () const
 

Private Attributes

std::shared_ptr< basegfx::B2DPolyPolygon > mpB2DPolyPolygon
 
std::shared_ptr< tools::PolyPolygon > mpPolyPolygon
 
std::shared_ptr< RegionBand > mpRegionBand
 
bool mbIsNull: 1
 

Friends

class ::OutputDevice
 
class ::vcl::Window
 
class ::Bitmap
 
VCL_DLLPUBLIC SvStream & ReadRegion (SvStream &rIStm, vcl::Region &rRegion)
 
VCL_DLLPUBLIC SvStream & WriteRegion (SvStream &rOStm, const vcl::Region &rRegion)
 

Detailed Description

Definition at line 43 of file region.hxx.

Constructor & Destructor Documentation

vcl::Region::Region ( bool  bIsNull = false)
explicit

Definition at line 310 of file region.cxx.

vcl::Region::Region ( const tools::Rectangle &  rRect)
explicit

Definition at line 318 of file region.cxx.

References tools::Rectangle::IsEmpty(), and mpRegionBand.

vcl::Region::Region ( const tools::Polygon &  rPolygon)
explicit

Definition at line 327 of file region.cxx.

References tools::Polygon::GetSize(), and ImplCreatePolyPolyRegion().

vcl::Region::Region ( const tools::PolyPolygon &  rPolyPoly)
explicit

Definition at line 340 of file region.cxx.

References tools::PolyPolygon::Count(), and ImplCreatePolyPolyRegion().

vcl::Region::Region ( const basegfx::B2DPolyPolygon &  rPolyPoly)
explicit

Definition at line 353 of file region.cxx.

References basegfx::B2DPolyPolygon::count(), and ImplCreatePolyPolyRegion().

vcl::Region::Region ( const vcl::Region &  rRegion)
default
vcl::Region::Region ( vcl::Region &&  rRegion)
noexcept

Definition at line 368 of file region.cxx.

vcl::Region::~Region ( )
default

Member Function Documentation

void vcl::Region::Exclude ( const tools::Rectangle &  rRegion)

Definition at line 675 of file region.cxx.

References vcl::unotools::b2DRectangleFromRectangle(), tools::Rectangle::Bottom(), basegfx::B2DPolyPolygon::count(), basegfx::utils::createPolygonFromRect(), tools::Rectangle::IsEmpty(), tools::Rectangle::Left(), basegfx::utils::prepareForPolygonOperation(), tools::Rectangle::Right(), basegfx::utils::solvePolygonOperationDiff(), and tools::Rectangle::Top().

Referenced by ImplStdBorderWindowView::DrawWindow(), vcl::Window::ImplCalcOverlapRegion(), vcl::Window::ImplExcludeWindowRegion(), vcl::Window::ImplPosSizeWindow(), vcl::Window::ImplScroll(), and ImplBorderWindow::InvalidateBorder().

void vcl::Region::Exclude ( const vcl::Region &  rRegion)

Definition at line 1042 of file region.cxx.

References basegfx::B2DPolyPolygon::count(), GetAsB2DPolyPolygon(), getRegionBand(), HasPolyPolygonOrB2DPolyPolygon(), IsEmpty(), IsNull(), basegfx::utils::prepareForPolygonOperation(), and basegfx::utils::solvePolygonOperationDiff().

basegfx::B2DPolyPolygon vcl::Region::GetAsB2DPolyPolygon ( ) const

Definition at line 1289 of file region.cxx.

Referenced by clipMetafileContentAgainstOwnRegions(), Exclude(), GDIMetaFile::GetChecksum(), Intersect(), SalGraphics::mirror(), operator==(), Union(), and XOr().

tools::PolyPolygon vcl::Region::GetAsPolyPolygon ( ) const

Definition at line 1261 of file region.cxx.

Referenced by operator==(), GDIMetaFile::Rotate(), and vcl::WriteRegion().

const RegionBand * vcl::Region::GetAsRegionBand ( ) const

Definition at line 1317 of file region.cxx.

References vcl::ImplCreateRegionBandFromPolyPolygon().

const basegfx::B2DPolyPolygon* vcl::Region::getB2DPolyPolygon ( ) const
inline

Definition at line 79 of file region.hxx.

Referenced by Intersect(), OutputDevice::LogicToPixel(), operator<<(), operator==(), OutputDevice::PixelToLogic(), and vcl::WriteRegion().

tools::Rectangle vcl::Region::GetBoundRect ( ) const

Definition at line 1214 of file region.cxx.

References basegfx::fround(), basegfx::B2DRange::getMaxX(), basegfx::B2DRange::getMaxY(), basegfx::B2DRange::getMinX(), basegfx::B2DRange::getMinY(), basegfx::utils::getRange(), and basegfx::B2DRange::isEmpty().

Referenced by vcl::Window::ClipToPaintRegion(), ToolBox::ImplDrawConstantBackground(), Edit::ImplPaintBorder(), vcl::Window::Invalidate(), ScrollBar::PreNotify(), vcl::Window::PushPaintHelper(), and vcl::Window::Show().

const tools::PolyPolygon* vcl::Region::getPolyPolygon ( ) const
inline

Definition at line 80 of file region.hxx.

Referenced by Intersect(), OutputDevice::LogicToPixel(), operator<<(), operator==(), OutputDevice::PixelToLogic(), and vcl::WriteRegion().

const RegionBand* vcl::Region::getRegionBand ( ) const
inline

Definition at line 81 of file region.hxx.

Referenced by Exclude(), Intersect(), OutputDevice::LogicToPixel(), operator<<(), operator==(), OutputDevice::PixelToLogic(), Union(), vcl::WriteRegion(), and XOr().

vcl::Region vcl::Region::GetRegionFromPolyPolygon ( const tools::PolyPolygon &  rPolyPoly)
static

Definition at line 1727 of file region.cxx.

References tools::PolyPolygon::Count(), i, vcl::ImplPolygonRectTest(), and XOr().

void vcl::Region::GetRegionRectangles ( RectangleVector &  rTarget) const

Definition at line 1659 of file region.cxx.

References RegionBand::GetRegionRectangles().

Referenced by Printer::DrawDeviceMask(), Printer::ImplPrintTransparent(), vcl::Window::ImplSysObjClip(), OutputDevice::LogicToPixel(), SalGraphics::mirror(), operator<<(), OutputDevice::PixelToLogic(), and OutputDevice::ReMirror().

bool vcl::Region::HasPolyPolygonOrB2DPolyPolygon ( ) const
inline

Definition at line 110 of file region.hxx.

Referenced by Exclude(), GDIMetaFile::GetChecksum(), Intersect(), SalGraphics::mirror(), GDIMetaFile::Rotate(), Union(), vcl::WriteRegion(), and XOr().

basegfx::B2DPolyPolygon vcl::Region::ImplCreateB2DPolyPolygonFromRegionBand ( ) const
private

Definition at line 303 of file region.cxx.

References tools::PolyPolygon::getB2DPolyPolygon().

tools::PolyPolygon vcl::Region::ImplCreatePolyPolygonFromRegionBand ( ) const
private

Definition at line 281 of file region.cxx.

References tools::PolyPolygon::Insert(), and rectangle().

void vcl::Region::ImplCreatePolyPolyRegion ( const tools::PolyPolygon &  rPolyPoly)
private

Definition at line 379 of file region.cxx.

References tools::PolyPolygon::Count(), tools::PolyPolygon::GetBoundRect(), and tools::PolyPolygon::IsRect().

Referenced by Region().

void vcl::Region::ImplCreatePolyPolyRegion ( const basegfx::B2DPolyPolygon &  rPolyPoly)
private

Definition at line 405 of file region.cxx.

References basegfx::B2DPolyPolygon::count(), basegfx::B2DPolyPolygon::getB2DRange(), and basegfx::B2DRange::isEmpty().

void vcl::Region::Intersect ( const tools::Rectangle &  rRegion)

Definition at line 584 of file region.cxx.

References tools::Rectangle::Bottom(), tools::PolyPolygon::Clip(), basegfx::utils::clipPolyPolygonOnRange(), tools::PolyPolygon::Count(), tools::Rectangle::IsEmpty(), tools::Rectangle::Left(), tools::Rectangle::Right(), and tools::Rectangle::Top().

Referenced by GDIMetaFile::Clip(), OutputDevice::ClipToDeviceBounds(), PaintHelper::DoPaint(), OutputDevice::DrawText(), vcl::Window::ExpandPaintClipRegion(), vcl::Window::GetActiveClipRegion(), vcl::Window::GetOutputBoundsClipRegion(), vcl::Window::ImplCalcOverlapRegion(), vcl::Window::ImplClipBoundaries(), SVMConverter::ImplConvertFromSVM1(), ToolBox::ImplDrawBackground(), vcl::Window::ImplExcludeWindowRegion(), vcl::Window::ImplIntersectWindowClipRegion(), vcl::Window::ImplIntersectWindowRegion(), vcl::Window::ImplInvalidate(), vcl::Window::ImplMoveInvalidateRegion(), vcl::Window::ImplPaintToDevice(), vcl::Window::ImplPosSizeWindow(), Edit::ImplRepaint(), vcl::Window::ImplScroll(), vcl::Window::ImplSysObjClip(), vcl::Window::InitClipRegion(), Intersect(), OutputDevice::IntersectClipRegion(), IsOver(), lcl_canPaint(), and vcl::Window::SaveBackground().

void vcl::Region::Intersect ( const vcl::Region &  rRegion)

Definition at line 923 of file region.cxx.

References basegfx::utils::clipPolyPolygonOnPolyPolygon(), basegfx::B2DPolyPolygon::count(), GetAsB2DPolyPolygon(), getB2DPolyPolygon(), getPolyPolygon(), RegionBand::getRectangleCount(), getRegionBand(), HasPolyPolygonOrB2DPolyPolygon(), Intersect(), IsEmpty(), and IsNull().

bool vcl::Region::IsEmpty ( ) const

Definition at line 228 of file region.cxx.

Referenced by clipMetafileContentAgainstOwnRegions(), PaintHelper::DoPaint(), Exclude(), vcl::Window::ExpandPaintClipRegion(), vcl::Window::ImplCalcToTop(), vcl::Window::ImplClipBoundaries(), vcl::Window::ImplInvalidate(), vcl::Window::ImplInvalidateOverlapFrameRegion(), vcl::Window::ImplMoveAllInvalidateRegions(), vcl::Window::ImplPosSizeWindow(), Edit::ImplRepaint(), vcl::Window::ImplScroll(), vcl::Window::ImplSysObjClip(), vcl::Window::ImplValidate(), OutputDevice::InitClipRegion(), vcl::Window::InitClipRegion(), Intersect(), vcl::Window::Invalidate(), IsOver(), OutputDevice::LogicToPixel(), operator<<(), operator==(), OutputDevice::PixelToLogic(), TabControl::PreNotify(), vcl::Window::SaveBackground(), vcl::Window::SetWindowRegionPixel(), vcl::Window::Show(), Union(), vcl::WriteRegion(), and XOr().

bool vcl::Region::IsInside ( const Point &  rPoint) const

Definition at line 1336 of file region.cxx.

References RegionBand::IsInside().

bool vcl::Region::IsNull ( ) const
inline

Definition at line 102 of file region.hxx.

Referenced by vcl::Window::ClipToPaintRegion(), ImplAnimView::draw(), OutputDevice::DrawText(), ImplAnimView::drawToPos(), Exclude(), Edit::ImplPaintBorder(), Intersect(), OutputDevice::IntersectClipRegion(), vcl::Window::Invalidate(), OutputDevice::LogicToPixel(), operator==(), OutputDevice::PixelToLogic(), OutputDevice::SetClipRegion(), vcl::Window::SetWindowRegionPixel(), Union(), vcl::WriteRegion(), and XOr().

bool vcl::Region::IsOver ( const tools::Rectangle &  rRect) const

Definition at line 1367 of file region.cxx.

References Intersect(), and IsEmpty().

Referenced by OutputDevice::DrawText().

bool vcl::Region::IsRectangle ( ) const

Definition at line 1391 of file region.cxx.

References basegfx::utils::isRectangle().

void vcl::Region::Move ( tools::Long  nHorzMove,
tools::Long  nVertMove 
)

Definition at line 414 of file region.cxx.

References basegfx::B2DPolyPolygon::count(), tools::PolyPolygon::Count(), basegfx::utils::createTranslateB2DHomMatrix(), tools::PolyPolygon::Move(), RegionBand::Move(), and basegfx::B2DPolyPolygon::transform().

Referenced by vcl::Window::GetActiveClipRegion(), vcl::Window::GetPaintRegion(), vcl::Window::GetWindowClipRegionPixel(), vcl::Window::ImplMoveAllInvalidateRegions(), vcl::Window::ImplMoveInvalidateRegion(), Edit::ImplPaintBorder(), OutputDevice::ImplPixelToDevicePixel(), vcl::Window::ImplScroll(), vcl::Window::ImplSysObjClip(), Slider::ImplUpdateRects(), OutputDevice::MoveClipRegion(), and vcl::Window::SaveBackground().

bool vcl::Region::operator!= ( const vcl::Region &  rRegion) const
inline

Definition at line 121 of file region.hxx.

References operator==().

Region & vcl::Region::operator= ( const vcl::Region &  rRegion)
default
Region & vcl::Region::operator= ( vcl::Region &&  rRegion)
noexcept

Definition at line 1428 of file region.cxx.

Region & vcl::Region::operator= ( const tools::Rectangle &  rRect)

Definition at line 1439 of file region.cxx.

References tools::Rectangle::IsEmpty().

bool vcl::Region::operator== ( const vcl::Region &  rRegion) const

Definition at line 1449 of file region.cxx.

References GetAsB2DPolyPolygon(), GetAsPolyPolygon(), getB2DPolyPolygon(), getPolyPolygon(), getRegionBand(), IsEmpty(), and IsNull().

Referenced by operator!=().

void vcl::Region::Scale ( double  fScaleX,
double  fScaleY 
)

Definition at line 461 of file region.cxx.

References basegfx::B2DPolyPolygon::count(), tools::PolyPolygon::Count(), basegfx::utils::createScaleB2DHomMatrix(), basegfx::fTools::equalZero(), tools::PolyPolygon::Scale(), RegionBand::Scale(), and basegfx::B2DPolyPolygon::transform().

void vcl::Region::SetEmpty ( )

Definition at line 1417 of file region.cxx.

Referenced by vcl::Window::ImplMoveAllInvalidateRegions(), SalGraphics::mirror(), and vcl::ReadRegion().

void vcl::Region::SetNull ( )

Definition at line 1408 of file region.cxx.

Referenced by vcl::Window::GetWindowClipRegionPixel(), and vcl::ReadRegion().

void vcl::Region::Union ( const tools::Rectangle &  rRegion)

Definition at line 508 of file region.cxx.

References vcl::unotools::b2DRectangleFromRectangle(), tools::Rectangle::Bottom(), basegfx::B2DPolyPolygon::count(), basegfx::utils::createPolygonFromRect(), tools::Rectangle::IsEmpty(), tools::Rectangle::Left(), basegfx::utils::prepareForPolygonOperation(), tools::Rectangle::Right(), basegfx::utils::solvePolygonOperationOr(), and tools::Rectangle::Top().

Referenced by Bitmap::CreateRegion(), PaintHelper::DoPaint(), vcl::Window::ImplCalcOverlapRegion(), vcl::Window::ImplIntersectAndUnionOverlapWindows(), vcl::Window::ImplIntersectAndUnionOverlapWindows2(), vcl::Window::ImplMoveAllInvalidateRegions(), Edit::ImplRepaint(), vcl::Window::ImplScroll(), Slider::ImplUpdateRects(), OutputDevice::LogicToPixel(), SalGraphics::mirror(), OutputDevice::PixelToLogic(), ScrollBar::PreNotify(), TabControl::PreNotify(), and OutputDevice::ReMirror().

void vcl::Region::Union ( const vcl::Region &  rRegion)

Definition at line 837 of file region.cxx.

References basegfx::B2DPolyPolygon::count(), GetAsB2DPolyPolygon(), getRegionBand(), HasPolyPolygonOrB2DPolyPolygon(), IsEmpty(), IsNull(), basegfx::utils::prepareForPolygonOperation(), and basegfx::utils::solvePolygonOperationOr().

void vcl::Region::XOr ( const tools::Rectangle &  rRegion)

Definition at line 754 of file region.cxx.

References vcl::unotools::b2DRectangleFromRectangle(), tools::Rectangle::Bottom(), basegfx::B2DPolyPolygon::count(), basegfx::utils::createPolygonFromRect(), tools::Rectangle::IsEmpty(), tools::Rectangle::Left(), basegfx::utils::prepareForPolygonOperation(), tools::Rectangle::Right(), basegfx::utils::solvePolygonOperationXor(), and tools::Rectangle::Top().

Referenced by GetRegionFromPolyPolygon().

bool vcl::Region::XOr ( const vcl::Region &  rRegion)

Definition at line 1125 of file region.cxx.

References basegfx::B2DPolyPolygon::count(), GetAsB2DPolyPolygon(), getRegionBand(), HasPolyPolygonOrB2DPolyPolygon(), IsEmpty(), IsNull(), basegfx::utils::prepareForPolygonOperation(), and basegfx::utils::solvePolygonOperationXor().

Friends And Related Function Documentation

friend class ::Bitmap
friend

Definition at line 48 of file region.hxx.

friend class ::OutputDevice
friend

Definition at line 46 of file region.hxx.

friend class ::vcl::Window
friend

Definition at line 47 of file region.hxx.

VCL_DLLPUBLIC SvStream& ReadRegion ( SvStream &  rIStm,
vcl::Region &  rRegion 
)
friend

Definition at line 1523 of file region.cxx.

VCL_DLLPUBLIC SvStream& WriteRegion ( SvStream &  rOStm,
const vcl::Region &  rRegion 
)
friend

Definition at line 1587 of file region.cxx.

Member Data Documentation

bool vcl::Region::mbIsNull
private

Definition at line 58 of file region.hxx.

std::shared_ptr< basegfx::B2DPolyPolygon > vcl::Region::mpB2DPolyPolygon
private

Definition at line 52 of file region.hxx.

std::shared_ptr< tools::PolyPolygon > vcl::Region::mpPolyPolygon
private

Definition at line 54 of file region.hxx.

Referenced by vcl::ReadRegion().

std::shared_ptr< RegionBand > vcl::Region::mpRegionBand
private

Definition at line 56 of file region.hxx.

Referenced by vcl::ReadRegion(), and Region().

The documentation for this class was generated from the following files:
Generated on Sat Feb 27 2021 02:52:33 for LibreOffice Module vcl (master) by   doxygen 1.8.10