X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a31a5f85341a2ef131d86a1dee12f3d6c8156118..5f5f809d57694ccca5c80245f98fe05170962194:/src/mac/carbon/region.cpp diff --git a/src/mac/carbon/region.cpp b/src/mac/carbon/region.cpp index 6c1ef13da2..aefaa80693 100644 --- a/src/mac/carbon/region.cpp +++ b/src/mac/carbon/region.cpp @@ -1,10 +1,10 @@ ///////////////////////////////////////////////////////////////////////////// // File: region.cpp // Purpose: Region class -// Author: Markus Holzem/Julian Smart/Stefan Csomor +// Author: Stefan Csomor // Created: Fri Oct 24 10:46:34 MET 1997 -// RCS-ID: $Id$ -// Copyright: (c) 1997 Markus Holzem/Julian Smart/Stefan Csomor +// RCS-ID: $Id$ +// Copyright: (c) 1997 Stefan Csomor // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -17,8 +17,8 @@ #include "wx/mac/uma.h" #if !USE_SHARED_LIBRARY - IMPLEMENT_DYNAMIC_CLASS(wxRegion, wxGDIObject) - IMPLEMENT_DYNAMIC_CLASS(wxRegionIterator, wxObject) + IMPLEMENT_DYNAMIC_CLASS(wxRegion, wxGDIObject) + IMPLEMENT_DYNAMIC_CLASS(wxRegionIterator, wxObject) #endif //----------------------------------------------------------------------------- @@ -43,7 +43,7 @@ public: { DisposeRgn( m_macRgn ) ; } - RgnHandle m_macRgn ; + RgnHandle m_macRgn ; }; #define M_REGION (((wxRegionRefData*)m_refData)->m_macRgn) @@ -85,6 +85,31 @@ wxRegion::wxRegion(const wxRect& rect) SetRectRgn( (RgnHandle) M_REGION , rect.x , rect.y , rect.x+rect.width , rect.y+rect.height ) ; } +wxRegion::wxRegion(size_t n, const wxPoint *points, int WXUNUSED(fillStyle)) +{ + m_refData = new wxRegionRefData; + + OpenRgn(); + + wxCoord x1, x2 , y1 , y2 ; + x2 = x1 = points[0].x ; + y2 = y1 = points[0].y ; + ::MoveTo(x1,y1); + for (size_t i = 1; i < n; i++) + { + x2 = points[i].x ; + y2 = points[i].y ; + ::LineTo(x2, y2); + } + // close the polyline if necessary + if ( x1 != x2 || y1 != y2 ) + { + ::LineTo(x1,y1 ) ; + } + ClosePoly(); + CloseRgn( M_REGION ) ; +} + /*! * Destroy the region. */ @@ -103,23 +128,39 @@ void wxRegion::Clear() UnRef(); } +// Move the region +bool wxRegion::Offset(wxCoord x, wxCoord y) +{ + wxCHECK_MSG( M_REGION, false, _T("invalid wxRegion") ); + + if ( !x && !y ) + { + // nothing to do + return true; + } + + OffsetRgn( M_REGION , x , y ) ; + return true ; +} + + //! Combine rectangle (x, y, w, h) with this. bool wxRegion::Combine(long x, long y, long width, long height, wxRegionOp op) { - // Don't change shared data - if (!m_refData) - { - m_refData = new wxRegionRefData(); - } - else if (m_refData->GetRefCount() > 1) - { - wxRegionRefData* ref = (wxRegionRefData*)m_refData; - UnRef(); - m_refData = new wxRegionRefData(*ref); - } + // Don't change shared data + if (!m_refData) + { + m_refData = new wxRegionRefData(); + } + else if (m_refData->GetRefCount() > 1) + { + wxRegionRefData* ref = (wxRegionRefData*)m_refData; + UnRef(); + m_refData = new wxRegionRefData(*ref); + } RgnHandle rgn = NewRgn() ; - SetRectRgn( rgn , x , y, x+width,y + height ) ; - + SetRectRgn( rgn , x , y, x+width,y + height ) ; + switch (op) { case wxRGN_AND: @@ -136,11 +177,11 @@ bool wxRegion::Combine(long x, long y, long width, long height, wxRegionOp op) break ; case wxRGN_COPY: default: - CopyRgn( rgn ,M_REGION ) ; + CopyRgn( rgn ,M_REGION ) ; break ; } - DisposeRgn( rgn ) ; + DisposeRgn( rgn ) ; return TRUE; } @@ -148,19 +189,19 @@ bool wxRegion::Combine(long x, long y, long width, long height, wxRegionOp op) //! Union /e region with this. bool wxRegion::Combine(const wxRegion& region, wxRegionOp op) { - if (region.Empty()) - return FALSE; - - // Don't change shared data - if (!m_refData) { - m_refData = new wxRegionRefData(); - } - else if (m_refData->GetRefCount() > 1) - { - wxRegionRefData* ref = (wxRegionRefData*)m_refData; - UnRef(); - m_refData = new wxRegionRefData(*ref); - } + if (region.Empty()) + return FALSE; + + // Don't change shared data + if (!m_refData) { + m_refData = new wxRegionRefData(); + } + else if (m_refData->GetRefCount() > 1) + { + wxRegionRefData* ref = (wxRegionRefData*)m_refData; + UnRef(); + m_refData = new wxRegionRefData(*ref); + } switch (op) { @@ -178,11 +219,11 @@ bool wxRegion::Combine(const wxRegion& region, wxRegionOp op) break ; case wxRGN_COPY: default: - CopyRgn( OTHER_M_REGION(region) ,M_REGION ) ; + CopyRgn( OTHER_M_REGION(region) ,M_REGION ) ; break ; } - return TRUE; + return TRUE; } bool wxRegion::Combine(const wxRect& rect, wxRegionOp op) @@ -197,19 +238,19 @@ bool wxRegion::Combine(const wxRect& rect, wxRegionOp op) // Outer bounds of region void wxRegion::GetBox(wxCoord& x, wxCoord& y, wxCoord& w, wxCoord& h) const { - if (m_refData) - { - Rect box ; - GetRegionBounds( M_REGION , &box ) ; + if (m_refData) + { + Rect box ; + GetRegionBounds( M_REGION , &box ) ; x = box.left ; y = box.top ; w = box.right - box.left ; h = box.bottom - box.top ; - } - else - { - x = y = w = h = 0; - } + } + else + { + x = y = w = h = 0; + } } wxRect wxRegion::GetBox() const @@ -227,7 +268,7 @@ bool wxRegion::Empty() const const WXHRGN wxRegion::GetWXHRGN() const { - return M_REGION ; + return M_REGION ; } //----------------------------------------------------------------------------- @@ -237,8 +278,8 @@ const WXHRGN wxRegion::GetWXHRGN() const // Does the region contain the point (x,y)? wxRegionContain wxRegion::Contains(long x, long y) const { - if (!m_refData) - return wxOutRegion; + if (!m_refData) + return wxOutRegion; // TODO. Return wxInRegion if within region. if (0) @@ -249,8 +290,8 @@ wxRegionContain wxRegion::Contains(long x, long y) const // Does the region contain the point pt? wxRegionContain wxRegion::Contains(const wxPoint& pt) const { - if (!m_refData) - return wxOutRegion; + if (!m_refData) + return wxOutRegion; Point p = { pt.y , pt.x } ; if (PtInRgn( p , M_REGION ) ) @@ -262,8 +303,8 @@ wxRegionContain wxRegion::Contains(const wxPoint& pt) const // Does the region contain the rectangle (x, y, w, h)? wxRegionContain wxRegion::Contains(long x, long y, long w, long h) const { - if (!m_refData) - return wxOutRegion; + if (!m_refData) + return wxOutRegion; Rect rect = { y , x , y + h , x + w } ; if (RectInRgn( &rect , M_REGION ) ) @@ -275,8 +316,8 @@ wxRegionContain wxRegion::Contains(long x, long y, long w, long h) const // Does the region contain the rectangle rect wxRegionContain wxRegion::Contains(const wxRect& rect) const { - if (!m_refData) - return wxOutRegion; + if (!m_refData) + return wxOutRegion; long x, y, w, h; x = rect.x; @@ -370,7 +411,7 @@ void wxRegionIterator::Reset(const wxRegion& region) m_numRects = 0; else { - // we cannot dissolve it into rects on mac + // we cannot dissolve it into rects on mac m_rects = new wxRect[1]; Rect rect ; GetRegionBounds( OTHER_M_REGION( region ) , &rect ) ; @@ -409,29 +450,29 @@ wxRegionIterator wxRegionIterator::operator ++ (int) long wxRegionIterator::GetX() const { - if (m_current < m_numRects) - return m_rects[m_current].x; - return 0; + if (m_current < m_numRects) + return m_rects[m_current].x; + return 0; } long wxRegionIterator::GetY() const { - if (m_current < m_numRects) - return m_rects[m_current].y; - return 0; + if (m_current < m_numRects) + return m_rects[m_current].y; + return 0; } long wxRegionIterator::GetW() const { - if (m_current < m_numRects) - return m_rects[m_current].width ; - return 0; + if (m_current < m_numRects) + return m_rects[m_current].width ; + return 0; } long wxRegionIterator::GetH() const { - if (m_current < m_numRects) - return m_rects[m_current].height; - return 0; + if (m_current < m_numRects) + return m_rects[m_current].height; + return 0; }