#include "wx/bitmap.h"
#include "wx/dcmemory.h"
#include "wx/region.h"
+ #include "wx/log.h"
#endif
#if !defined(wxMAC_USE_CORE_GRAPHICS_BLEND_MODES)
IMPLEMENT_DYNAMIC_CLASS(wxGraphicsPen, wxGraphicsObject)
IMPLEMENT_DYNAMIC_CLASS(wxGraphicsBrush, wxGraphicsObject)
IMPLEMENT_DYNAMIC_CLASS(wxGraphicsFont, wxGraphicsObject)
+
WXDLLIMPEXP_DATA_CORE(wxGraphicsPen) wxNullGraphicsPen;
WXDLLIMPEXP_DATA_CORE(wxGraphicsBrush) wxNullGraphicsBrush;
WXDLLIMPEXP_DATA_CORE(wxGraphicsFont) wxNullGraphicsFont;
-IMPLEMENT_ABSTRACT_CLASS(wxGraphicsRenderer, wxObject)
-IMPLEMENT_ABSTRACT_CLASS(wxGraphicsMatrix, wxGraphicsObject)
-IMPLEMENT_ABSTRACT_CLASS(wxGraphicsPath, wxGraphicsObject)
+//-----------------------------------------------------------------------------
+// matrix
+//-----------------------------------------------------------------------------
+
+IMPLEMENT_DYNAMIC_CLASS(wxGraphicsMatrix, wxGraphicsObject)
+WXDLLIMPEXP_DATA_CORE(wxGraphicsMatrix) wxNullGraphicsMatrix;
+
+// concatenates the matrix
+void wxGraphicsMatrix::Concat( const wxGraphicsMatrix *t )
+{
+ AllocExclusive();
+ GetMatrixData()->Concat(t->GetMatrixData());
+}
+
+// sets the matrix to the respective values
+void wxGraphicsMatrix::Set(wxDouble a, wxDouble b, wxDouble c, wxDouble d,
+ wxDouble tx, wxDouble ty)
+{
+ AllocExclusive();
+ GetMatrixData()->Set(a,b,c,d,tx,ty);
+}
+
+// makes this the inverse matrix
+void wxGraphicsMatrix::Invert()
+{
+ AllocExclusive();
+ GetMatrixData()->Invert();
+}
+
+// returns true if the elements of the transformation matrix are equal ?
+bool wxGraphicsMatrix::IsEqual( const wxGraphicsMatrix* t) const
+{
+ return GetMatrixData()->IsEqual(t->GetMatrixData());
+}
+
+// return true if this is the identity matrix
+bool wxGraphicsMatrix::IsIdentity() const
+{
+ return GetMatrixData()->IsIdentity();
+}
+
+// add the translation to this matrix
+void wxGraphicsMatrix::Translate( wxDouble dx , wxDouble dy )
+{
+ AllocExclusive();
+ GetMatrixData()->Translate(dx,dy);
+}
+
+// add the scale to this matrix
+void wxGraphicsMatrix::Scale( wxDouble xScale , wxDouble yScale )
+{
+ AllocExclusive();
+ GetMatrixData()->Scale(xScale,yScale);
+}
+
+// add the rotation to this matrix (radians)
+void wxGraphicsMatrix::Rotate( wxDouble angle )
+{
+ AllocExclusive();
+ GetMatrixData()->Rotate(angle);
+}
+
+//
+// apply the transforms
+//
+
+// applies that matrix to the point
+void wxGraphicsMatrix::TransformPoint( wxDouble *x, wxDouble *y ) const
+{
+ GetMatrixData()->TransformPoint(x,y);
+}
+
+// applies the matrix except for translations
+void wxGraphicsMatrix::TransformDistance( wxDouble *dx, wxDouble *dy ) const
+{
+ GetMatrixData()->TransformDistance(dx,dy);
+}
+
+// returns the native representation
+void * wxGraphicsMatrix::GetNativeMatrix() const
+{
+ return GetMatrixData()->GetNativeMatrix();
+}
+
+//-----------------------------------------------------------------------------
+// path
+//-----------------------------------------------------------------------------
+
+IMPLEMENT_DYNAMIC_CLASS(wxGraphicsPath, wxGraphicsObject)
+WXDLLIMPEXP_DATA_CORE(wxGraphicsPath) wxNullGraphicsPath;
+
+// convenience functions, for using wxPoint2DDouble etc
-wxPoint2DDouble wxGraphicsPath::GetCurrentPoint()
+wxPoint2DDouble wxGraphicsPath::GetCurrentPoint() const
{
wxDouble x,y;
- GetCurrentPoint(x,y);
+ GetCurrentPoint(&x,&y);
return wxPoint2DDouble(x,y);
}
AddArc(c.m_x, c.m_y, r, startAngle, endAngle, clockwise);
}
-wxRect2DDouble wxGraphicsPath::GetBox()
+wxRect2DDouble wxGraphicsPath::GetBox() const
{
wxDouble x,y,w,h;
GetBox(&x,&y,&w,&h);
return wxRect2DDouble( x,y,w,h );
}
+bool wxGraphicsPath::Contains( const wxPoint2DDouble& c, int fillStyle ) const
+{
+ return Contains( c.m_x, c.m_y, fillStyle);
+}
+
+// true redirections
+
+// begins a new subpath at (x,y)
+void wxGraphicsPath::MoveToPoint( wxDouble x, wxDouble y )
+{
+ AllocExclusive();
+ GetPathData()->MoveToPoint(x,y);
+}
+
+// adds a straight line from the current point to (x,y)
+void wxGraphicsPath::AddLineToPoint( wxDouble x, wxDouble y )
+{
+ AllocExclusive();
+ GetPathData()->AddLineToPoint(x,y);
+}
+
+// adds a cubic Bezier curve from the current point, using two control points and an end point
+void wxGraphicsPath::AddCurveToPoint( wxDouble cx1, wxDouble cy1, wxDouble cx2, wxDouble cy2, wxDouble x, wxDouble y )
+{
+ AllocExclusive();
+ GetPathData()->AddCurveToPoint(cx1,cy1,cx2,cy2,x,y);
+}
+
+// adds another path
+void wxGraphicsPath::AddPath( const wxGraphicsPath& path )
+{
+ AllocExclusive();
+ GetPathData()->AddPath(path.GetPathData());
+}
+
+// closes the current sub-path
+void wxGraphicsPath::CloseSubpath()
+{
+ AllocExclusive();
+ GetPathData()->CloseSubpath();
+}
+
+// gets the last point of the current path, (0,0) if not yet set
+void wxGraphicsPath::GetCurrentPoint( wxDouble* x, wxDouble* y) const
+{
+ GetPathData()->GetCurrentPoint(x,y);
+}
+
+// adds an arc of a circle centering at (x,y) with radius (r) from startAngle to endAngle
+void wxGraphicsPath::AddArc( wxDouble x, wxDouble y, wxDouble r, wxDouble startAngle, wxDouble endAngle, bool clockwise )
+{
+ AllocExclusive();
+ GetPathData()->AddArc(x,y,r,startAngle,endAngle,clockwise);
+}
+
//
-// Emulations
+// These are convenience functions which - if not available natively will be assembled
+// using the primitives from above
//
+// adds a quadratic Bezier curve from the current point, using a control point and an end point
void wxGraphicsPath::AddQuadCurveToPoint( wxDouble cx, wxDouble cy, wxDouble x, wxDouble y )
+{
+ AllocExclusive();
+ GetPathData()->AddQuadCurveToPoint(cx,cy,x,y);
+}
+
+// appends a rectangle as a new closed subpath
+void wxGraphicsPath::AddRectangle( wxDouble x, wxDouble y, wxDouble w, wxDouble h )
+{
+ AllocExclusive();
+ GetPathData()->AddRectangle(x,y,w,h);
+}
+
+// appends an ellipsis as a new closed subpath fitting the passed rectangle
+void wxGraphicsPath::AddCircle( wxDouble x, wxDouble y, wxDouble r )
+{
+ AllocExclusive();
+ GetPathData()->AddCircle(x,y,r);
+}
+
+// appends a an arc to two tangents connecting (current) to (x1,y1) and (x1,y1) to (x2,y2), also a straight line from (current) to (x1,y1)
+void wxGraphicsPath::AddArcToPoint( wxDouble x1, wxDouble y1 , wxDouble x2, wxDouble y2, wxDouble r )
+{
+ GetPathData()->AddArcToPoint(x1,y1,x2,y2,r);
+}
+
+// appends an ellipse
+void wxGraphicsPath::AddEllipse( wxDouble x, wxDouble y, wxDouble w, wxDouble h)
+{
+ AllocExclusive();
+ GetPathData()->AddEllipse(x,y,w,h);
+}
+
+// appends a rounded rectangle
+void wxGraphicsPath::AddRoundedRectangle( wxDouble x, wxDouble y, wxDouble w, wxDouble h, wxDouble radius)
+{
+ AllocExclusive();
+ GetPathData()->AddRoundedRectangle(x,y,w,h,radius);
+}
+
+// returns the native path
+void * wxGraphicsPath::GetNativePath() const
+{
+ return GetPathData()->GetNativePath();
+}
+
+// give the native path returned by GetNativePath() back (there might be some deallocations necessary)
+void wxGraphicsPath::UnGetNativePath(void *p)const
+{
+ GetPathData()->UnGetNativePath(p);
+}
+
+// transforms each point of this path by the matrix
+void wxGraphicsPath::Transform( const wxGraphicsMatrix& matrix )
+{
+ AllocExclusive();
+ GetPathData()->Transform(matrix.GetMatrixData());
+}
+
+// gets the bounding box enclosing all points (possibly including control points)
+void wxGraphicsPath::GetBox(wxDouble *x, wxDouble *y, wxDouble *w, wxDouble *h) const
+{
+ GetPathData()->GetBox(x,y,w,h);
+}
+
+bool wxGraphicsPath::Contains( wxDouble x, wxDouble y, int fillStyle ) const
+{
+ return GetPathData()->Contains(x,y,fillStyle);
+}
+
+//
+// Emulations, these mus be implemented in the ...Data classes in order to allow for proper overrides
+//
+
+void wxGraphicsPathData::AddQuadCurveToPoint( wxDouble cx, wxDouble cy, wxDouble x, wxDouble y )
{
// calculate using degree elevation to a cubic bezier
wxPoint2DDouble c1;
wxPoint2DDouble c2;
- wxPoint2DDouble start = GetCurrentPoint();
+ wxPoint2DDouble start;
+ GetCurrentPoint(&start.m_x,&start.m_y);
wxPoint2DDouble end(x,y);
wxPoint2DDouble c(cx,cy);
c1 = wxDouble(1/3.0) * start + wxDouble(2/3.0) * c;
AddCurveToPoint(c1.m_x,c1.m_y,c2.m_x,c2.m_y,x,y);
}
-void wxGraphicsPath::AddRectangle( wxDouble x, wxDouble y, wxDouble w, wxDouble h )
+void wxGraphicsPathData::AddRectangle( wxDouble x, wxDouble y, wxDouble w, wxDouble h )
{
MoveToPoint(x,y);
AddLineToPoint(x,y+h);
CloseSubpath();
}
-void wxGraphicsPath::AddCircle( wxDouble x, wxDouble y, wxDouble r )
+void wxGraphicsPathData::AddCircle( wxDouble x, wxDouble y, wxDouble r )
{
MoveToPoint(x+r,y);
AddArc( x,y,r,0,2*M_PI,false);
CloseSubpath();
}
-void wxGraphicsPath::AddEllipse( wxDouble x, wxDouble y, wxDouble w, wxDouble h)
+void wxGraphicsPathData::AddEllipse( wxDouble x, wxDouble y, wxDouble w, wxDouble h)
{
wxDouble rw = w/2;
wxDouble rh = h/2;
wxDouble xc = x + rw;
wxDouble yc = y + rh;
- wxGraphicsMatrix* m = GetRenderer()->CreateMatrix();
- m->Translate(xc,yc);
- m->Scale(rw/rh,1.0);
- wxGraphicsPath* p = GetRenderer()->CreatePath();
- p->AddCircle(0,0,rh);
- p->Transform(m);
- AddPath(p);
- delete p;
- delete m;
+ wxGraphicsMatrix m = GetRenderer()->CreateMatrix();
+ m.Translate(xc,yc);
+ m.Scale(rw/rh,1.0);
+ wxGraphicsPath p = GetRenderer()->CreatePath();
+ p.AddCircle(0,0,rh);
+ p.Transform(m);
+ AddPath(p.GetPathData());
}
-void wxGraphicsPath::AddRoundedRectangle( wxDouble x, wxDouble y, wxDouble w, wxDouble h, wxDouble radius)
+void wxGraphicsPathData::AddRoundedRectangle( wxDouble x, wxDouble y, wxDouble w, wxDouble h, wxDouble radius)
{
if ( radius == 0 )
AddRectangle(x,y,w,h);
}
// draws a an arc to two tangents connecting (current) to (x1,y1) and (x1,y1) to (x2,y2), also a straight line from (current) to (x1,y1)
-void wxGraphicsPath::AddArcToPoint( wxDouble x1, wxDouble y1 , wxDouble x2, wxDouble y2, wxDouble r )
+void wxGraphicsPathData::AddArcToPoint( wxDouble x1, wxDouble y1 , wxDouble x2, wxDouble y2, wxDouble r )
{
- wxPoint2DDouble current = GetCurrentPoint();
+ wxPoint2DDouble current;
+ GetCurrentPoint(¤t.m_x,¤t.m_y);
wxPoint2DDouble p1(x1,y1);
wxPoint2DDouble p2(x2,y2);
wxDouble a1 = v1.GetVectorAngle()+90;
wxDouble a2 = v2.GetVectorAngle()-90;
- AddLineToPoint(t1);
+ AddLineToPoint(t1.m_x,t1.m_y);
AddArc(c.m_x,c.m_y,r,DegToRad(a1),DegToRad(a2),true);
- AddLineToPoint(p2);
+ AddLineToPoint(p2.m_x,p2.m_y);
}
//-----------------------------------------------------------------------------
SetFont( wxNullGraphicsFont );
}
-void wxGraphicsContext::DrawPath( const wxGraphicsPath *path, int fillStyle )
+void wxGraphicsContext::DrawPath( const wxGraphicsPath& path, int fillStyle )
{
FillPath( path , fillStyle );
StrokePath( path );
void wxGraphicsContext::StrokeLine( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2)
{
- wxGraphicsPath* path = CreatePath();
- path->MoveToPoint(x1, y1);
- path->AddLineToPoint( x2, y2 );
+ wxGraphicsPath path = CreatePath();
+ path.MoveToPoint(x1, y1);
+ path.AddLineToPoint( x2, y2 );
StrokePath( path );
- delete path;
}
void wxGraphicsContext::DrawRectangle( wxDouble x, wxDouble y, wxDouble w, wxDouble h)
{
- wxGraphicsPath* path = CreatePath();
- path->AddRectangle( x , y , w , h );
+ wxGraphicsPath path = CreatePath();
+ path.AddRectangle( x , y , w , h );
DrawPath( path );
- delete path;
}
void wxGraphicsContext::DrawEllipse( wxDouble x, wxDouble y, wxDouble w, wxDouble h)
{
- wxGraphicsPath* path = CreatePath();
- path->AddEllipse(x,y,w,h);
+ wxGraphicsPath path = CreatePath();
+ path.AddEllipse(x,y,w,h);
DrawPath(path);
- delete path;
}
void wxGraphicsContext::DrawRoundedRectangle( wxDouble x, wxDouble y, wxDouble w, wxDouble h, wxDouble radius)
{
- wxGraphicsPath* path = CreatePath();
- path->AddRoundedRectangle(x,y,w,h,radius);
+ wxGraphicsPath path = CreatePath();
+ path.AddRoundedRectangle(x,y,w,h,radius);
DrawPath(path);
- delete path;
}
void wxGraphicsContext::StrokeLines( size_t n, const wxPoint2DDouble *points)
{
wxASSERT(n > 1);
- wxGraphicsPath* path = CreatePath();
- path->MoveToPoint(points[0].m_x, points[0].m_y);
+ wxGraphicsPath path = CreatePath();
+ path.MoveToPoint(points[0].m_x, points[0].m_y);
for ( size_t i = 1; i < n; ++i)
- path->AddLineToPoint( points[i].m_x, points[i].m_y );
+ path.AddLineToPoint( points[i].m_x, points[i].m_y );
StrokePath( path );
- delete path;
}
void wxGraphicsContext::DrawLines( size_t n, const wxPoint2DDouble *points, int fillStyle)
{
wxASSERT(n > 1);
- wxGraphicsPath* path = CreatePath();
- path->MoveToPoint(points[0].m_x, points[0].m_y);
+ wxGraphicsPath path = CreatePath();
+ path.MoveToPoint(points[0].m_x, points[0].m_y);
for ( size_t i = 1; i < n; ++i)
- path->AddLineToPoint( points[i].m_x, points[i].m_y );
+ path.AddLineToPoint( points[i].m_x, points[i].m_y );
DrawPath( path , fillStyle);
- delete path;
}
void wxGraphicsContext::StrokeLines( size_t n, const wxPoint2DDouble *beginPoints, const wxPoint2DDouble *endPoints)
{
wxASSERT(n > 0);
- wxGraphicsPath* path = CreatePath();
+ wxGraphicsPath path = CreatePath();
for ( size_t i = 0; i < n; ++i)
{
- path->MoveToPoint(beginPoints[i].m_x, beginPoints[i].m_y);
- path->AddLineToPoint( endPoints[i].m_x, endPoints[i].m_y );
+ path.MoveToPoint(beginPoints[i].m_x, beginPoints[i].m_y);
+ path.AddLineToPoint( endPoints[i].m_x, endPoints[i].m_y );
}
StrokePath( path );
- delete path;
}
// create a 'native' matrix corresponding to these values
-wxGraphicsMatrix* wxGraphicsContext::CreateMatrix( wxDouble a, wxDouble b, wxDouble c, wxDouble d,
- wxDouble tx, wxDouble ty)
+wxGraphicsMatrix wxGraphicsContext::CreateMatrix( wxDouble a, wxDouble b, wxDouble c, wxDouble d,
+ wxDouble tx, wxDouble ty) const
{
return GetRenderer()->CreateMatrix(a,b,c,d,tx,ty);
}
-wxGraphicsPath * wxGraphicsContext::CreatePath()
+wxGraphicsPath wxGraphicsContext::CreatePath() const
{
return GetRenderer()->CreatePath();
}
-wxGraphicsPen wxGraphicsContext::CreatePen(const wxPen& pen)
+wxGraphicsPen wxGraphicsContext::CreatePen(const wxPen& pen) const
{
return GetRenderer()->CreatePen(pen);
}
-wxGraphicsBrush wxGraphicsContext::CreateBrush(const wxBrush& brush )
+wxGraphicsBrush wxGraphicsContext::CreateBrush(const wxBrush& brush ) const
{
return GetRenderer()->CreateBrush(brush);
}
// sets the brush to a linear gradient, starting at (x1,y1) with color c1 to (x2,y2) with color c2
wxGraphicsBrush wxGraphicsContext::CreateLinearGradientBrush( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2,
- const wxColour&c1, const wxColour&c2)
+ const wxColour&c1, const wxColour&c2) const
{
return GetRenderer()->CreateLinearGradientBrush(x1,y1,x2,y2,c1,c2);
}
// sets the brush to a radial gradient originating at (xo,yc) with color oColor and ends on a circle around (xc,yc)
// with radius r and color cColor
wxGraphicsBrush wxGraphicsContext::CreateRadialGradientBrush( wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius,
- const wxColour &oColor, const wxColour &cColor)
+ const wxColour &oColor, const wxColour &cColor) const
{
return GetRenderer()->CreateRadialGradientBrush(xo,yo,xc,yc,radius,oColor,cColor);
}
// sets the font
-wxGraphicsFont wxGraphicsContext::CreateFont( const wxFont &font , const wxColour &col )
+wxGraphicsFont wxGraphicsContext::CreateFont( const wxFont &font , const wxColour &col ) const
{
return GetRenderer()->CreateFont(font,col);
}
return wxGraphicsRenderer::GetDefaultRenderer()->CreateContext(window);
}
+//-----------------------------------------------------------------------------
+// wxGraphicsRenderer
+//-----------------------------------------------------------------------------
+
+IMPLEMENT_ABSTRACT_CLASS(wxGraphicsRenderer, wxObject)
+
#endif // wxUSE_GRAPHICS_CONTEXT
projects / wxWidgets.git / blobdiff