DGtal  0.9.4beta
Public Member Functions | Static Private Attributes
LibBoard::Arrow Struct Reference

#include <Board/Shapes.h>

Inheritance diagram for LibBoard::Arrow:
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Collaboration diagram for LibBoard::Arrow:
[legend]

Public Member Functions

 Arrow (double x1, double y1, double x2, double y2, DGtal::Color penColor, DGtal::Color fillColor, double lineWidth, const LineStyle style=SolidStyle, const LineCap cap=ButtCap, const LineJoin join=MiterJoin, int depth=-1)
 
const std::string & name () const
 
Arrow rotated (double angle, const Point &center) const
 
Arrow rotated (double angle) const
 
Arrow translated (double dx, double dy) const
 
Arrow scaled (double sx, double sy) const
 
Arrow scaled (double s) const
 
void flushPostscript (std::ostream &stream, const TransformEPS &transform) const
 
void flushFIG (std::ostream &stream, const TransformFIG &transform, std::map< DGtal::Color, int > &colormap) const
 
void flushSVG (std::ostream &stream, const TransformSVG &transform) const
 
void flushCairo (cairo_t *cr, const TransformCairo &transform) const
 
void flushTikZ (std::ostream &stream, const TransformTikZ &transform) const
 
Arrowclone () const
 
- Public Member Functions inherited from LibBoard::Line
 Line (double x1, double y1, double x2, double y2, DGtal::Color color, double lineWidth, const LineStyle style=SolidStyle, const LineCap cap=ButtCap, const LineJoin join=MiterJoin, int depth=-1)
 
Point center () const
 
Linerotate (double angle, const Point &center)
 
Line rotated (double angle, const Point &center) const
 
Linerotate (double angle)
 
Line rotated (double angle) const
 
Linetranslate (double dx, double dy)
 
Line translated (double dx, double dy) const
 
Shapescale (double sx, double sy)
 
Shapescale (double s)
 
Line scaled (double sx, double sy) const
 
Line scaled (double s) const
 
void scaleAll (double s)
 
Rect boundingBox () const
 
- Public Member Functions inherited from LibBoard::Shape
 Shape (DGtal::Color penColor, DGtal::Color fillColor, double lineWidth, LineStyle style, const LineCap cap, const LineJoin join, int depth)
 
virtual ~Shape ()
 
bool filled () const
 
ShaperotateDeg (double angle, const Point &center)
 
ShaperotateDeg (double angle)
 
Rect bbox ()
 
Shapeoperator-- ()
 
Shapeoperator++ ()
 
int depth () const
 
virtual void depth (int)
 
virtual void shiftDepth (int shift)
 
const DGtal::ColorpenColor () const
 
const DGtal::ColorfillColor () const
 

Static Private Attributes

static const std::string _name
 

Additional Inherited Members

- Public Types inherited from LibBoard::Shape
enum  LineCap { ButtCap = 0, RoundCap, SquareCap }
 
enum  LineJoin { MiterJoin = 0, RoundJoin, BevelJoin }
 
enum  LineStyle {
  SolidStyle = 0, DashStyle, DotStyle, DashDotStyle,
  DashDotDotStyle, DashDotDotDotStyle
}
 
- Protected Member Functions inherited from LibBoard::Shape
std::string svgProperties (const TransformSVG &transform) const
 
std::string postscriptProperties () const
 
void setCairoDashStyle (cairo_t *cr, LineStyle type) const
 
std::string tikzProperties (const TransformTikZ &transform) const
 
- Protected Attributes inherited from LibBoard::Line
double _x1
 
double _y1
 
double _x2
 
double _y2
 
- Protected Attributes inherited from LibBoard::Shape
int _depth
 
DGtal::Color _penColor
 
DGtal::Color _fillColor
 
double _lineWidth
 
LineStyle _lineStyle
 
LineCap _lineCap
 
LineJoin _lineJoin
 

Detailed Description

A line between two points with an arrow at one extremity.

The arrow structure.

Definition at line 665 of file Board/Shapes.h.

Constructor & Destructor Documentation

LibBoard::Arrow::Arrow ( double  x1,
double  y1,
double  x2,
double  y2,
DGtal::Color  penColor,
DGtal::Color  fillColor,
double  lineWidth,
const LineStyle  style = SolidStyle,
const LineCap  cap = ButtCap,
const LineJoin  join = MiterJoin,
int  depth = -1 
)
inline

Constructs an arrow.

Parameters
x1First coordinate of the start point.
y1Second coordinate of the start point.
x2First coordinate of the end point.
y2Second coordinate of the end point.
penColorThe color of the line.
fillColorThe fill color of the sharp end.
lineWidthThe line thickness.
styleLine style.
capLine cap.
joinLine join.
depthThe depth of the line.

Referenced by clone().

Member Function Documentation

Arrow * LibBoard::Arrow::clone ( ) const
virtual

Return a copy of the shape.

Returns
copye of the shape.

Reimplemented from LibBoard::Line.

Definition at line 788 of file Shapes.cpp.

References Arrow().

788  {
789  return new Arrow(*this);
790 }
Arrow(double x1, double y1, double x2, double y2, DGtal::Color penColor, DGtal::Color fillColor, double lineWidth, const LineStyle style=SolidStyle, const LineCap cap=ButtCap, const LineJoin join=MiterJoin, int depth=-1)
void LibBoard::Arrow::flushCairo ( cairo_t *  cr,
const TransformCairo transform 
) const
virtual

Writes the cairo code of the shape in a cairo drawing context according to a transform.

Parameters
crThe cairo drawing context.
transformA 2D transform to be applied.

Reimplemented from LibBoard::Line.

Definition at line 933 of file Shapes.cpp.

References LibBoard::Shape::_fillColor, LibBoard::Shape::_lineCap, LibBoard::Shape::_lineJoin, LibBoard::Shape::_lineStyle, LibBoard::Shape::_lineWidth, LibBoard::Shape::_penColor, LibBoard::Line::_x1, LibBoard::Line::_x2, LibBoard::Line::_y1, LibBoard::Line::_y2, DGtal::Color::blue(), LibBoard::Shape::ButtCap, LibBoard::Shape::filled(), DGtal::Color::green(), LibBoard::Transform::mapX(), LibBoard::TransformCairo::mapY(), LibBoard::Shape::MiterJoin, DGtal::Color::None, DGtal::Color::red(), LibBoard::Transform::scale(), LibBoard::Shape::setCairoDashStyle(), and LibBoard::Shape::SolidStyle.

935 {
936  double dx = _x1 - _x2;
937  double dy = _y1 - _y2;
938  double norm = sqrt( dx*dx + dy*dy );
939  dx /= norm;
940  dy /= norm;
941  dx *= 10 * _lineWidth;
942  dy *= 10 * _lineWidth;
943 
944  // double back_x = 0.8 * dx + _x2;
945  // double back_y = 0.8 * dy + _y2;
946 
947  double ndx1 = dx*cos(0.3)-dy*sin(0.3);
948  double ndy1 = dx*sin(0.3)+dy*cos(0.3);
949  double ndx2 = dx*cos(-0.3)-dy*sin(-0.3);
950  double ndy2 = dx*sin(-0.3)+dy*cos(-0.3);
951 
952  cairo_save (cr);
953 
954  // The line
955  cairo_set_source_rgba (cr, _penColor.red()/255.0, _penColor.green()/255.0, _penColor.blue()/255.0, 1.);
956 
957  cairo_move_to (cr, transform.mapX( _x1 ), transform.mapY( _y1 ));
958  cairo_line_to (cr, transform.mapX( _x2 + ( dx * cos(0.3) ) ), transform.mapY( _y2 + ( dy * cos(0.3) ) ));
959 
960  cairo_set_line_width (cr, _lineWidth);
961  cairo_set_line_cap (cr, cairoLineCap[_lineCap]);
962  cairo_set_line_join (cr, cairoLineJoin[_lineJoin]);
964 
965  cairo_stroke (cr);
966 
967  // The arrow
968  cairo_set_source_rgba (cr, _fillColor.red()/255.0, _fillColor.green()/255.0, _fillColor.blue()/255.0, 1.);
969 
970  cairo_move_to (cr, transform.mapX( _x2 ) + transform.scale( ndx1 ), transform.mapY( _y2 ) - transform.scale( ndy1 ));
971  cairo_line_to (cr, transform.mapX( _x2 ), transform.mapY( _y2 ));
972  cairo_line_to (cr, transform.mapX( _x2 ) + transform.scale( ndx2 ), transform.mapY( _y2 ) - transform.scale( ndy2 ));
973  cairo_close_path (cr);
974 
975  if ( filled() )
976  {
977  if ( _penColor != DGtal::Color::None )
978  cairo_fill_preserve (cr);
979  else
980  cairo_fill (cr);
981  }
982 
983  //
984 
985  if ( _penColor != DGtal::Color::None )
986  {
987  cairo_set_source_rgba (cr, _penColor.red()/255.0, _penColor.green()/255.0, _penColor.blue()/255.0, 1.);
988 
989  cairo_set_line_width (cr, _lineWidth);
990  cairo_set_line_cap (cr, cairoLineCap[ButtCap]);
991  cairo_set_line_join (cr, cairoLineJoin[MiterJoin]);
993 
994  cairo_stroke (cr);
995  }
996 
997  cairo_restore (cr);
998 }
static const Color None
Definition: Color.h:387
LineJoin _lineJoin
Definition: Board/Shapes.h:301
bool filled() const
Definition: Board/Shapes.h:111
void green(const unsigned char aGreenValue)
DGtal::Color _penColor
Definition: Board/Shapes.h:296
void red(const unsigned char aRedValue)
void setCairoDashStyle(cairo_t *cr, LineStyle type) const
Definition: Shapes.cpp:153
LineStyle _lineStyle
Definition: Board/Shapes.h:299
DGtal::Color _fillColor
Definition: Board/Shapes.h:297
void blue(const unsigned char aBlueValue)
void LibBoard::Arrow::flushFIG ( std::ostream &  stream,
const TransformFIG transform,
std::map< DGtal::Color, int > &  colormap 
) const
virtual

Writes the FIG code of the shape in a stream according to a transform.

Parameters
streamThe output stream.
transformA 2D transform to be applied.
colormapA colormap.

Reimplemented from LibBoard::Line.

Definition at line 847 of file Shapes.cpp.

References LibBoard::Shape::_depth, LibBoard::Shape::_lineCap, LibBoard::Shape::_lineJoin, LibBoard::Shape::_lineStyle, LibBoard::Shape::_lineWidth, LibBoard::Shape::_penColor, LibBoard::Line::_x1, LibBoard::Line::_x2, LibBoard::Line::_y1, LibBoard::Line::_y2, LibBoard::Shape::filled(), LibBoard::TransformFIG::mapDepth(), LibBoard::TransformFIG::mapWidth(), LibBoard::Transform::mapX(), LibBoard::TransformFIG::mapY(), and DGtal::Color::valid().

850 {
851  stream << "2 1 ";
852  // Line style
853  stream << _lineStyle << " ";
854  // Thickness
855  stream << ( _penColor.valid()?transform.mapWidth( _lineWidth ):0 ) << " ";
856  // Pen color
857  stream << colormap[ _penColor ] << " ";
858  // Fill color
859  stream << colormap[ _penColor ] << " ";
860  // Depth
861  stream << transform.mapDepth( _depth ) << " ";
862  // Pen style
863  stream << "-1 ";
864  // Area fill, style val, join style, cap style, radius, f_arrow, b_arrow
865  stream << "-1 " << (_lineStyle?"4.000 ":"0.000 ") << _lineJoin << " " << _lineCap << " -1 1 0 ";
866  // Number of points
867  stream << "2\n";
868  if ( filled() )
869  stream << " 1 1 1.00 60.00 120.00\n";
870  else
871  stream << " 1 0 1.00 60.00 120.00\n";
872  stream << " ";
873  stream << static_cast<int>( transform.mapX( _x1 ) ) << " "
874  << static_cast<int>( transform.mapY( _y1 ) ) << " "
875  << static_cast<int>( transform.mapX( _x2 ) ) << " "
876  << static_cast<int>( transform.mapY( _y2 ) ) << std::endl;
877 }
bool valid() const
LineJoin _lineJoin
Definition: Board/Shapes.h:301
bool filled() const
Definition: Board/Shapes.h:111
DGtal::Color _penColor
Definition: Board/Shapes.h:296
LineStyle _lineStyle
Definition: Board/Shapes.h:299
void LibBoard::Arrow::flushPostscript ( std::ostream &  stream,
const TransformEPS transform 
) const
virtual

Writes the EPS code of the shape in a stream according to a transform.

Parameters
streamThe output stream.
transformA 2D transform to be applied.

Reimplemented from LibBoard::Line.

Definition at line 793 of file Shapes.cpp.

References LibBoard::Shape::_lineWidth, LibBoard::Shape::_penColor, LibBoard::Line::_x1, LibBoard::Line::_x2, LibBoard::Line::_y1, LibBoard::Line::_y2, LibBoard::Shape::filled(), LibBoard::Transform::mapX(), LibBoard::TransformEPS::mapY(), DGtal::Color::postscript(), LibBoard::Shape::postscriptProperties(), and LibBoard::Transform::scale().

795 {
796  double dx = _x1 - _x2;
797  double dy = _y1 - _y2;
798  double norm = sqrt( dx*dx + dy*dy );
799  dx /= norm;
800  dy /= norm;
801  dx *= 10*_lineWidth;
802  dy *= 10*_lineWidth;
803 
804  // double back_x = 0.8 * dx + _x2;
805  // double back_y = 0.8 * dy + _y2;
806 
807  double ndx1 = dx*cos(0.3)-dy*sin(0.3);
808  double ndy1 = dx*sin(0.3)+dy*cos(0.3);
809  double ndx2 = dx*cos(-0.3)-dy*sin(-0.3);
810  double ndy2 = dx*sin(-0.3)+dy*cos(-0.3);
811 
812  stream << "\n% Arrow\n";
813  stream << _penColor.postscript() << " srgb "
814  << postscriptProperties() << " "
815  << "n "
816  << transform.mapX( _x1 ) << " "
817  << transform.mapY( _y1 ) << " "
818  << "m "
819  << transform.mapX( _x2 + ( dx * cos(0.3) ) ) << " "
820  << transform.mapY( _y2 + ( dy * cos(0.3) ) ) << " "
821  << "l stroke" << std::endl;
822 
823  if ( filled() ) {
824  stream << "n "
825  << transform.mapX( _x2 ) + transform.scale( ndx1 ) << " "
826  << transform.mapY( _y2 ) + transform.scale( ndy1 ) << " "
827  << "m "
828  << transform.mapX( _x2 ) << " "
829  << transform.mapY( _y2 ) << " l "
830  << transform.mapX( _x2 ) + transform.scale( ndx2 ) << " "
831  << transform.mapY( _y2 ) + transform.scale( ndy2 ) << " ";
832  stream << "l cp " << _penColor.postscript() << " srgb fill" << std::endl;
833  }
834 
835  stream << "n "
836  << transform.mapX( _x2 ) + transform.scale( ndx1 ) << " "
837  << transform.mapY( _y2 ) + transform.scale( ndy1 ) << " "
838  << "m "
839  << transform.mapX( _x2 ) << " "
840  << transform.mapY( _y2 ) << " l "
841  << transform.mapX( _x2 ) + transform.scale( ndx2 ) << " "
842  << transform.mapY( _y2 ) + transform.scale( ndy2 ) << " l"
843  << " " << _penColor.postscript() << " srgb cp [] 0 sd stroke" << std::endl;
844 }
std::string postscriptProperties() const
Definition: Shapes.cpp:140
std::string postscript() const
Definition: Color.cpp:132
bool filled() const
Definition: Board/Shapes.h:111
DGtal::Color _penColor
Definition: Board/Shapes.h:296
void LibBoard::Arrow::flushSVG ( std::ostream &  stream,
const TransformSVG transform 
) const
virtual

Writes the SVG code of the shape in a stream according to a transform.

Parameters
streamThe output stream.
transformA 2D transform to be applied.

Reimplemented from LibBoard::Line.

Definition at line 880 of file Shapes.cpp.

References LibBoard::Shape::_fillColor, LibBoard::Shape::_lineStyle, LibBoard::Shape::_lineWidth, LibBoard::Shape::_penColor, LibBoard::Line::_x1, LibBoard::Line::_x2, LibBoard::Line::_y1, LibBoard::Line::_y2, LibBoard::TransformSVG::mapWidth(), LibBoard::Transform::mapX(), LibBoard::TransformSVG::mapY(), LibBoard::Transform::scale(), LibBoard::Shape::SolidStyle, DGtal::Color::svg(), and DGtal::Color::svgAlpha().

882 {
883  double dx = _x1 - _x2;
884  double dy = _y1 - _y2;
885  double norm = sqrt( dx*dx + dy*dy );
886  dx /= norm;
887  dy /= norm;
888  dx *= 10 * _lineWidth;
889  dy *= 10 * _lineWidth;
890 
891  // double back_x = 0.8 * dx + _x2;
892  // double back_y = 0.8 * dy + _y2;
893 
894  double ndx1 = dx*cos(0.3)-dy*sin(0.3);
895  double ndy1 = dx*sin(0.3)+dy*cos(0.3);
896  double ndx2 = dx*cos(-0.3)-dy*sin(-0.3);
897  double ndy2 = dx*sin(-0.3)+dy*cos(-0.3);
898 
899  stream << "<g>" << std::endl;
900  // The line
901  stream << " <path "
902  << "d=\"M " << transform.mapX( _x1 ) << " " << transform.mapY( _y1 )
903  << " L " << transform.mapX( _x2 + ( dx * cos(0.3) ) )
904  << " " << transform.mapY( _y2 + ( dy * cos(0.3) ) ) << " z\""
905  << " fill=\"none\" stroke=\"" << _penColor.svg() << "\""
906  << _penColor.svgAlpha( " stroke" );
907  if ( _lineStyle != SolidStyle )
908  stream << " style=\"" << xFigDashStylesSVG[ _lineStyle ] << '"';
909  stream << " stroke-width=\"" << transform.mapWidth( _lineWidth ) << "mm\" />";
910 
911  // The arrow
912  stream << " <polygon";
913  stream << " fill=\"" << _fillColor.svg() << "\"";
914  stream << " stroke=\"" << _penColor.svg() << "\""
915  << " stroke-width=\"" << transform.mapWidth( /* 0.33 * */ _lineWidth ) << "mm\""
916  << " style=\"stroke-linecap:butt;stroke-linejoin:miter\""
917  << _fillColor.svgAlpha( " fill" )
918  << _penColor.svgAlpha( " stroke" )
919  << " points=\""
920  << transform.mapX( _x2 ) + transform.scale( ndx1 ) << ","
921  << transform.mapY( _y2 ) - transform.scale( ndy1 ) << " "
922  << transform.mapX( _x2 ) << ","
923  << transform.mapY( _y2 ) << " "
924  << transform.mapX( _x2 ) + transform.scale( ndx2 ) << ","
925  << transform.mapY( _y2 ) - transform.scale( ndy2 ) << " "
926  << transform.mapX( _x2 ) + transform.scale( ndx1 ) << ","
927  << transform.mapY( _y2 ) - transform.scale( ndy1 ) << "\" />" << std::endl;
928  stream << "</g>" << std::endl;
929 }
std::string svg() const
Definition: Color.cpp:140
DGtal::Color _penColor
Definition: Board/Shapes.h:296
LineStyle _lineStyle
Definition: Board/Shapes.h:299
DGtal::Color _fillColor
Definition: Board/Shapes.h:297
std::string svgAlpha(const char *aPrefix) const
Definition: Color.cpp:149
void LibBoard::Arrow::flushTikZ ( std::ostream &  stream,
const TransformTikZ transform 
) const
virtual

Writes the TikZ code of the shape in a stream according to a transform.

Parameters
streamThe output stream.
transformA 2D transform to be applied.

Reimplemented from LibBoard::Line.

Definition at line 1002 of file Shapes.cpp.

References LibBoard::Line::_x1, LibBoard::Line::_x2, LibBoard::Line::_y1, LibBoard::Line::_y2, LibBoard::Transform::mapX(), LibBoard::TransformSVG::mapY(), and LibBoard::Shape::tikzProperties().

1004 {
1005  //stream << "\\path[-triangle 45," << tikzProperties(transform) << "] (" // Requires \usetikzlibrary{arrows}
1006  stream << "\\path[-latex," << tikzProperties(transform) << "] ("
1007  << transform.mapX( _x1 ) << ',' << transform.mapY( _y1 )
1008  << ") -- ("
1009  << transform.mapX( _x2 ) << ',' << transform.mapY( _y2 )
1010  << ");" << std::endl;
1011 }
std::string tikzProperties(const TransformTikZ &transform) const
Definition: Shapes.cpp:177
const std::string & LibBoard::Arrow::name ( ) const
virtual

Returns the generic name of the shape (e.g., Circle, Rectangle, etc.)

Returns
object name

Reimplemented from LibBoard::Line.

Definition at line 733 of file Shapes.cpp.

References _name.

734 {
735  return _name;
736 }
static const std::string _name
Definition: Board/Shapes.h:758
Arrow LibBoard::Arrow::rotated ( double  angle,
const Point center 
) const

Returns a copy of the arrow, rotated around a given rotation center.

Parameters
angleThe rotation angle.
centerThe center of rotation.
Returns
The rotated copy of the line.

Definition at line 739 of file Shapes.cpp.

References LibBoard::Line::_x1, LibBoard::Line::_x2, LibBoard::Line::_y1, LibBoard::Line::_y2, LibBoard::Point::get(), and LibBoard::Point::rotate().

740 {
741  Arrow res(*this);
742  Point( _x1, _y1 ).rotate( angle, rotCenter ).get( res._x1, res._y1 );
743  Point( _x2, _y2 ).rotate( angle, rotCenter ).get( res._x2, res._y2 );
744  return res;
745 }
Arrow(double x1, double y1, double x2, double y2, DGtal::Color penColor, DGtal::Color fillColor, double lineWidth, const LineStyle style=SolidStyle, const LineCap cap=ButtCap, const LineJoin join=MiterJoin, int depth=-1)
Arrow LibBoard::Arrow::rotated ( double  angle) const

Returns a copy of the arrow, rotated around its center.

Parameters
angleThe angle of rotation.
Returns
A copy of the lines, rotated around its center by the given angle.

Definition at line 748 of file Shapes.cpp.

References LibBoard::Line::_x1, LibBoard::Line::_x2, LibBoard::Line::_y1, LibBoard::Line::_y2, LibBoard::Line::center(), LibBoard::Point::get(), and LibBoard::Point::rotate().

749 {
750  Arrow res(*this);
751  Point c = center();
752  Point( _x1, _y1 ).rotate( angle, c ).get( res._x1, res._y1 );
753  Point( _x2, _y2 ).rotate( angle, c ).get( res._x2, res._y2 );
754  return res;
755 }
Arrow(double x1, double y1, double x2, double y2, DGtal::Color penColor, DGtal::Color fillColor, double lineWidth, const LineStyle style=SolidStyle, const LineCap cap=ButtCap, const LineJoin join=MiterJoin, int depth=-1)
Point center() const
Definition: Shapes.cpp:402
Arrow LibBoard::Arrow::scaled ( double  sx,
double  sy 
) const

Returns a scaled copy of the arrow.

Parameters
sxScale factor along the x axis.
syScale factor along the y axis.
Returns
A scaled copy of the arrow.

Definition at line 769 of file Shapes.cpp.

References LibBoard::Line::_x1, LibBoard::Line::_x2, LibBoard::Line::_y1, LibBoard::Line::_y2, LibBoard::Line::center(), LibBoard::Line::translate(), LibBoard::Point::x, and LibBoard::Point::y.

Referenced by scaled().

770 {
771  Arrow res(*this);
772  Point c = center();
773  res._x1 *= sx;
774  res._x2 *= sx;
775  res._y1 *= sy;
776  res._y2 *= sy;
777  Point delta = c - res.center();
778  return static_cast<Arrow &>( res.translate( delta.x, delta.y ) );
779 }
Arrow(double x1, double y1, double x2, double y2, DGtal::Color penColor, DGtal::Color fillColor, double lineWidth, const LineStyle style=SolidStyle, const LineCap cap=ButtCap, const LineJoin join=MiterJoin, int depth=-1)
Point center() const
Definition: Shapes.cpp:402
Arrow LibBoard::Arrow::scaled ( double  s) const

Definition at line 782 of file Shapes.cpp.

References scaled().

783 {
784  return Arrow::scaled( s, s );
785 }
Arrow scaled(double sx, double sy) const
Definition: Shapes.cpp:769
Arrow LibBoard::Arrow::translated ( double  dx,
double  dy 
) const

Returns a translated copy of the arrow.

Parameters
dxThe shift along the x axis.
dyThe shift along the y axis.
Returns
A translated copy of the line.

Definition at line 758 of file Shapes.cpp.

References LibBoard::Line::_x1, LibBoard::Line::_x2, LibBoard::Line::_y1, and LibBoard::Line::_y2.

759 {
760  Arrow res(*this);
761  res._x1 += dx;
762  res._x2 += dx;
763  res._y1 += dy;
764  res._y2 += dy;
765  return res;
766 }
Arrow(double x1, double y1, double x2, double y2, DGtal::Color penColor, DGtal::Color fillColor, double lineWidth, const LineStyle style=SolidStyle, const LineCap cap=ButtCap, const LineJoin join=MiterJoin, int depth=-1)

Field Documentation

const std::string LibBoard::Arrow::_name
staticprivate

The generic name of the shape.

Definition at line 758 of file Board/Shapes.h.

Referenced by name().


The documentation for this struct was generated from the following files: