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Move wxMacCoreGraphicsMatrixData so it can be used in wxMacCoreGraphicsPenBrushDataBase

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This commit is contained in:
Robin Dunn
2019-08-07 12:10:44 -07:00
committed by Robin Dunn
parent 97b8d67984
commit 222049f3ce
1 changed files with 191 additions and 186 deletions
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377
src/osx/carbon/graphics.cpp
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@@ -303,9 +303,181 @@ protected :
int m_hatch;
};
//-----------------------------------------------------------------------------
// Graphics Matrix data
class WXDLLIMPEXP_CORE wxMacCoreGraphicsMatrixData : public wxGraphicsMatrixData
{
public :
wxMacCoreGraphicsMatrixData(wxGraphicsRenderer* renderer) ;
virtual ~wxMacCoreGraphicsMatrixData() ;
virtual wxGraphicsObjectRefData *Clone() const wxOVERRIDE ;
// concatenates the matrix
virtual void Concat( const wxGraphicsMatrixData *t ) wxOVERRIDE;
// sets the matrix to the respective values
virtual void Set(wxDouble a=1.0, wxDouble b=0.0, wxDouble c=0.0, wxDouble d=1.0,
wxDouble tx=0.0, wxDouble ty=0.0) wxOVERRIDE;
// gets the component valuess of the matrix
virtual void Get(wxDouble* a=NULL, wxDouble* b=NULL, wxDouble* c=NULL,
wxDouble* d=NULL, wxDouble* tx=NULL, wxDouble* ty=NULL) const wxOVERRIDE;
// makes this the inverse matrix
virtual void Invert() wxOVERRIDE;
// returns true if the elements of the transformation matrix are equal ?
virtual bool IsEqual( const wxGraphicsMatrixData* t) const wxOVERRIDE ;
// return true if this is the identity matrix
virtual bool IsIdentity() const wxOVERRIDE;
//
// transformation
//
// add the translation to this matrix
virtual void Translate( wxDouble dx , wxDouble dy ) wxOVERRIDE;
// add the scale to this matrix
virtual void Scale( wxDouble xScale , wxDouble yScale ) wxOVERRIDE;
// add the rotation to this matrix (radians)
virtual void Rotate( wxDouble angle ) wxOVERRIDE;
//
// apply the transforms
//
// applies that matrix to the point
virtual void TransformPoint( wxDouble *x, wxDouble *y ) const wxOVERRIDE;
// applies the matrix except for translations
virtual void TransformDistance( wxDouble *dx, wxDouble *dy ) const wxOVERRIDE;
// returns the native representation
virtual void * GetNativeMatrix() const wxOVERRIDE;
private :
CGAffineTransform m_matrix;
} ;
wxMacCoreGraphicsMatrixData::wxMacCoreGraphicsMatrixData(wxGraphicsRenderer* renderer) : wxGraphicsMatrixData(renderer)
{
}
wxMacCoreGraphicsMatrixData::~wxMacCoreGraphicsMatrixData()
{
}
wxGraphicsObjectRefData *wxMacCoreGraphicsMatrixData::Clone() const
{
wxMacCoreGraphicsMatrixData* m = new wxMacCoreGraphicsMatrixData(GetRenderer()) ;
m->m_matrix = m_matrix ;
return m;
}
// concatenates the matrix
void wxMacCoreGraphicsMatrixData::Concat( const wxGraphicsMatrixData *t )
{
m_matrix = CGAffineTransformConcat(*((CGAffineTransform*) t->GetNativeMatrix()), m_matrix );
}
// sets the matrix to the respective values
void wxMacCoreGraphicsMatrixData::Set(wxDouble a, wxDouble b, wxDouble c, wxDouble d,
wxDouble tx, wxDouble ty)
{
m_matrix = CGAffineTransformMake((CGFloat) a,(CGFloat) b,(CGFloat) c,(CGFloat) d,(CGFloat) tx,(CGFloat) ty);
}
// gets the component valuess of the matrix
void wxMacCoreGraphicsMatrixData::Get(wxDouble* a, wxDouble* b, wxDouble* c,
wxDouble* d, wxDouble* tx, wxDouble* ty) const
{
if (a) *a = m_matrix.a;
if (b) *b = m_matrix.b;
if (c) *c = m_matrix.c;
if (d) *d = m_matrix.d;
if (tx) *tx= m_matrix.tx;
if (ty) *ty= m_matrix.ty;
}
// makes this the inverse matrix
void wxMacCoreGraphicsMatrixData::Invert()
{
m_matrix = CGAffineTransformInvert( m_matrix );
}
// returns true if the elements of the transformation matrix are equal ?
bool wxMacCoreGraphicsMatrixData::IsEqual( const wxGraphicsMatrixData* t) const
{
return CGAffineTransformEqualToTransform(m_matrix, *((CGAffineTransform*) t->GetNativeMatrix()));
}
// return true if this is the identity matrix
bool wxMacCoreGraphicsMatrixData::IsIdentity() const
{
return ( m_matrix.a == 1 && m_matrix.d == 1 &&
m_matrix.b == 0 && m_matrix.d == 0 && m_matrix.tx == 0 && m_matrix.ty == 0);
}
//
// transformation
//
// add the translation to this matrix
void wxMacCoreGraphicsMatrixData::Translate( wxDouble dx , wxDouble dy )
{
m_matrix = CGAffineTransformTranslate( m_matrix, (CGFloat) dx, (CGFloat) dy);
}
// add the scale to this matrix
void wxMacCoreGraphicsMatrixData::Scale( wxDouble xScale , wxDouble yScale )
{
m_matrix = CGAffineTransformScale( m_matrix, (CGFloat) xScale, (CGFloat) yScale);
}
// add the rotation to this matrix (radians)
void wxMacCoreGraphicsMatrixData::Rotate( wxDouble angle )
{
m_matrix = CGAffineTransformRotate( m_matrix, (CGFloat) angle);
}
//
// apply the transforms
//
// applies that matrix to the point
void wxMacCoreGraphicsMatrixData::TransformPoint( wxDouble *x, wxDouble *y ) const
{
CGPoint pt = CGPointApplyAffineTransform( CGPointMake((CGFloat) *x,(CGFloat) *y), m_matrix);
*x = pt.x;
*y = pt.y;
}
// applies the matrix except for translations
void wxMacCoreGraphicsMatrixData::TransformDistance( wxDouble *dx, wxDouble *dy ) const
{
CGSize sz = CGSizeApplyAffineTransform( CGSizeMake((CGFloat) *dx,(CGFloat) *dy) , m_matrix );
*dx = sz.width;
*dy = sz.height;
}
// returns the native representation
void * wxMacCoreGraphicsMatrixData::GetNativeMatrix() const
{
return (void*) &m_matrix;
}
// ----------------------------------------------------------------------------
// Base class for information shared between pens and brushes, basically just
// the things needed for gradient support.
// Pen and Brush common data. Base class for information shared between pens and
// brushes, basically just the things needed for gradient support.
class wxMacCoreGraphicsPenBrushDataBase : public wxGraphicsObjectRefData
{
@@ -324,7 +496,7 @@ public:
virtual bool IsShading() { return m_isShading; }
CGShadingRef GetShading() { return m_shading; }
wxGraphicsMatrix& GetMatrix() { return m_shadingMatrix; }
wxMacCoreGraphicsMatrixData* GetMatrix() { return m_shadingMatrix; }
protected:
void Init();
@@ -335,7 +507,7 @@ protected:
bool m_isShading;
CGFunctionRef m_gradientFunction;
CGShadingRef m_shading;
wxGraphicsMatrix m_shadingMatrix;
wxMacCoreGraphicsMatrixData* m_shadingMatrix;
// information about a single gradient component
struct GradientComponent
@@ -386,8 +558,11 @@ wxMacCoreGraphicsPenBrushDataBase::~wxMacCoreGraphicsPenBrushDataBase()
if ( m_shading )
CGShadingRelease(m_shading);
if( m_gradientFunction )
if ( m_gradientFunction )
CGFunctionRelease(m_gradientFunction);
if ( m_shadingMatrix )
delete m_shadingMatrix;
}
void
@@ -396,6 +571,7 @@ wxMacCoreGraphicsPenBrushDataBase::Init()
m_gradientFunction = NULL;
m_shading = NULL;
m_isShading = false;
m_shadingMatrix = NULL;
}
void
@@ -411,7 +587,8 @@ wxMacCoreGraphicsPenBrushDataBase::CreateLinearGradientShading(
CGPointMake((CGFloat) x2, (CGFloat) y2),
m_gradientFunction, true, true );
m_isShading = true;
m_shadingMatrix = matrix;
m_shadingMatrix = (wxMacCoreGraphicsMatrixData*)((wxMacCoreGraphicsMatrixData*)matrix.GetRefData())->Clone();
m_shadingMatrix->Invert();
}
void
@@ -428,7 +605,8 @@ wxMacCoreGraphicsPenBrushDataBase::CreateRadialGradientShading(
CGPointMake((CGFloat) xc, (CGFloat) yc), (CGFloat) radius,
m_gradientFunction, true, true );
m_isShading = true;
m_shadingMatrix = matrix;
m_shadingMatrix = (wxMacCoreGraphicsMatrixData*)((wxMacCoreGraphicsMatrixData*)matrix.GetRefData())->Clone();
m_shadingMatrix->Invert();
}
void wxMacCoreGraphicsPenBrushDataBase::CalculateShadingValues(void *info, const CGFloat *in, CGFloat *out)
@@ -948,177 +1126,6 @@ wxMacCoreGraphicsBitmapData::~wxMacCoreGraphicsBitmapData()
}
//-----------------------------------------------------------------------------
// Graphics Matrix data
class WXDLLIMPEXP_CORE wxMacCoreGraphicsMatrixData : public wxGraphicsMatrixData
{
public :
wxMacCoreGraphicsMatrixData(wxGraphicsRenderer* renderer) ;
virtual ~wxMacCoreGraphicsMatrixData() ;
virtual wxGraphicsObjectRefData *Clone() const wxOVERRIDE ;
// concatenates the matrix
virtual void Concat( const wxGraphicsMatrixData *t ) wxOVERRIDE;
// sets the matrix to the respective values
virtual void Set(wxDouble a=1.0, wxDouble b=0.0, wxDouble c=0.0, wxDouble d=1.0,
wxDouble tx=0.0, wxDouble ty=0.0) wxOVERRIDE;
// gets the component valuess of the matrix
virtual void Get(wxDouble* a=NULL, wxDouble* b=NULL, wxDouble* c=NULL,
wxDouble* d=NULL, wxDouble* tx=NULL, wxDouble* ty=NULL) const wxOVERRIDE;
// makes this the inverse matrix
virtual void Invert() wxOVERRIDE;
// returns true if the elements of the transformation matrix are equal ?
virtual bool IsEqual( const wxGraphicsMatrixData* t) const wxOVERRIDE ;
// return true if this is the identity matrix
virtual bool IsIdentity() const wxOVERRIDE;
//
// transformation
//
// add the translation to this matrix
virtual void Translate( wxDouble dx , wxDouble dy ) wxOVERRIDE;
// add the scale to this matrix
virtual void Scale( wxDouble xScale , wxDouble yScale ) wxOVERRIDE;
// add the rotation to this matrix (radians)
virtual void Rotate( wxDouble angle ) wxOVERRIDE;
//
// apply the transforms
//
// applies that matrix to the point
virtual void TransformPoint( wxDouble *x, wxDouble *y ) const wxOVERRIDE;
// applies the matrix except for translations
virtual void TransformDistance( wxDouble *dx, wxDouble *dy ) const wxOVERRIDE;
// returns the native representation
virtual void * GetNativeMatrix() const wxOVERRIDE;
private :
CGAffineTransform m_matrix;
} ;
wxMacCoreGraphicsMatrixData::wxMacCoreGraphicsMatrixData(wxGraphicsRenderer* renderer) : wxGraphicsMatrixData(renderer)
{
}
wxMacCoreGraphicsMatrixData::~wxMacCoreGraphicsMatrixData()
{
}
wxGraphicsObjectRefData *wxMacCoreGraphicsMatrixData::Clone() const
{
wxMacCoreGraphicsMatrixData* m = new wxMacCoreGraphicsMatrixData(GetRenderer()) ;
m->m_matrix = m_matrix ;
return m;
}
// concatenates the matrix
void wxMacCoreGraphicsMatrixData::Concat( const wxGraphicsMatrixData *t )
{
m_matrix = CGAffineTransformConcat(*((CGAffineTransform*) t->GetNativeMatrix()), m_matrix );
}
// sets the matrix to the respective values
void wxMacCoreGraphicsMatrixData::Set(wxDouble a, wxDouble b, wxDouble c, wxDouble d,
wxDouble tx, wxDouble ty)
{
m_matrix = CGAffineTransformMake((CGFloat) a,(CGFloat) b,(CGFloat) c,(CGFloat) d,(CGFloat) tx,(CGFloat) ty);
}
// gets the component valuess of the matrix
void wxMacCoreGraphicsMatrixData::Get(wxDouble* a, wxDouble* b, wxDouble* c,
wxDouble* d, wxDouble* tx, wxDouble* ty) const
{
if (a) *a = m_matrix.a;
if (b) *b = m_matrix.b;
if (c) *c = m_matrix.c;
if (d) *d = m_matrix.d;
if (tx) *tx= m_matrix.tx;
if (ty) *ty= m_matrix.ty;
}
// makes this the inverse matrix
void wxMacCoreGraphicsMatrixData::Invert()
{
m_matrix = CGAffineTransformInvert( m_matrix );
}
// returns true if the elements of the transformation matrix are equal ?
bool wxMacCoreGraphicsMatrixData::IsEqual( const wxGraphicsMatrixData* t) const
{
return CGAffineTransformEqualToTransform(m_matrix, *((CGAffineTransform*) t->GetNativeMatrix()));
}
// return true if this is the identity matrix
bool wxMacCoreGraphicsMatrixData::IsIdentity() const
{
return ( m_matrix.a == 1 && m_matrix.d == 1 &&
m_matrix.b == 0 && m_matrix.d == 0 && m_matrix.tx == 0 && m_matrix.ty == 0);
}
//
// transformation
//
// add the translation to this matrix
void wxMacCoreGraphicsMatrixData::Translate( wxDouble dx , wxDouble dy )
{
m_matrix = CGAffineTransformTranslate( m_matrix, (CGFloat) dx, (CGFloat) dy);
}
// add the scale to this matrix
void wxMacCoreGraphicsMatrixData::Scale( wxDouble xScale , wxDouble yScale )
{
m_matrix = CGAffineTransformScale( m_matrix, (CGFloat) xScale, (CGFloat) yScale);
}
// add the rotation to this matrix (radians)
void wxMacCoreGraphicsMatrixData::Rotate( wxDouble angle )
{
m_matrix = CGAffineTransformRotate( m_matrix, (CGFloat) angle);
}
//
// apply the transforms
//
// applies that matrix to the point
void wxMacCoreGraphicsMatrixData::TransformPoint( wxDouble *x, wxDouble *y ) const
{
CGPoint pt = CGPointApplyAffineTransform( CGPointMake((CGFloat) *x,(CGFloat) *y), m_matrix);
*x = pt.x;
*y = pt.y;
}
// applies the matrix except for translations
void wxMacCoreGraphicsMatrixData::TransformDistance( wxDouble *dx, wxDouble *dy ) const
{
CGSize sz = CGSizeApplyAffineTransform( CGSizeMake((CGFloat) *dx,(CGFloat) *dy) , m_matrix );
*dx = sz.width;
*dy = sz.height;
}
// returns the native representation
void * wxMacCoreGraphicsMatrixData::GetNativeMatrix() const
{
return (void*) &m_matrix;
}
//-----------------------------------------------------------------------------
// Graphics Path data
@@ -2115,11 +2122,10 @@ void wxMacCoreGraphicsContext::StrokePath( const wxGraphicsPath &path )
CGContextReplacePathWithStrokedPath(m_cgContext);
CGContextClip( m_cgContext );
// Apply the gradient's transform, if there is one.
if (! penData->GetMatrix().IsNull() )
if ( penData->GetMatrix() != NULL )
{
wxGraphicsMatrix m = penData->GetMatrix();
m.Invert();
ConcatTransform(m);
wxMacCoreGraphicsMatrixData* m = penData->GetMatrix();
CGContextConcatCTM( m_cgContext, *(CGAffineTransform*) m->GetNativeMatrix());
}
CGContextDrawShading( m_cgContext, penData->GetShading() );
CGContextRestoreGState( m_cgContext);
@@ -2208,11 +2214,10 @@ void wxMacCoreGraphicsContext::FillPath( const wxGraphicsPath &path , wxPolygonF
CGContextAddPath( m_cgContext , (CGPathRef) path.GetNativePath() );
CGContextClip( m_cgContext );
// Apply the gradient's transform, if there is one.
if (! brushData->GetMatrix().IsNull() )
if ( brushData->GetMatrix() != NULL )
{
wxGraphicsMatrix m = brushData->GetMatrix();
m.Invert();
ConcatTransform(m);
wxMacCoreGraphicsMatrixData* m = brushData->GetMatrix();
CGContextConcatCTM( m_cgContext, *(CGAffineTransform*) m->GetNativeMatrix());
}
CGContextDrawShading( m_cgContext, brushData->GetShading() );
CGContextRestoreGState( m_cgContext);