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/*
Copyright ( c ) 2008 - 2019 Jan W . Krieger ( < jan @ jkrieger . de > , < j . krieger @ dkfz . de > )
This software is free software : you can redistribute it and / or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation , either version 2.1 of the License , or
( at your option ) any later version .
This program is distributed in the hope that it will be useful ,
but WITHOUT ANY WARRANTY ; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE . See the
GNU Lesser General Public License for more details .
You should have received a copy of the GNU Lesser General Public License
along with this program . If not , see < http : //www.gnu.org/licenses/>.
*/
# ifndef JKQTPDRAWINGTOOLS_H_INCLUDED
# define JKQTPDRAWINGTOOLS_H_INCLUDED
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# include "jkqtcommon/jkqtcommon_imexport.h"
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# include <QPaintDevice>
# include <QPainter>
# include <QPolygonF>
# include <QPolygon>
# include <QRectF>
# include <QRect>
# include <QLineF>
# include <QLine>
# include <QPainterPath>
# include <QColor>
# include <QVector>
# include <vector>
# include <cmath>
# include "jkqtcommon/jkqtpmathtools.h"
# include "jkqtcommon/jkqtpcodestructuring.h"
class JKQTPEnhancedPainter ; // forward
/*! \brief tool class with static values used by JKQTPlotter/JKQTBasePlotter
\ ingroup jkqtptools_drawing
*/
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struct JKQTPlotterDrawingTools {
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/** \brief smallest linewidth any line in JKQTPlotter/JKQTBasePlotter may have
*/
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static JKQTCOMMON_LIB_EXPORT const double ABS_MIN_LINEWIDTH ;
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} ;
/** \brief symbols that can be used to plot a datapoint for a graph
* \ ingroup jkqtptools_drawing
*/
enum JKQTPGraphSymbols {
JKQTPNoSymbol = 0 , /*!< \brief plots no symbol at all (usefull together with error bars) */
JKQTPDot , /*!< \brief a small dot \image html symbols/symbol_dot.png */
JKQTPCross , /*!< \brief a X cross \image html symbols/symbol_cross.png */
JKQTPPlus , /*!< \brief a + cross \image html symbols/symbol_plus.png */
JKQTPCircle , /*!< \brief an unfilled circle \image html symbols/symbol_circle.png */
JKQTPFilledCircle , /*!< \brief a filled circle \image html symbols/symbol_filled_circle.png */
JKQTPRect , /*!< \brief an unfilled rectangle \image html symbols/symbol_rect.png */
JKQTPFilledRect , /*!< \brief a filled rectangle \image html symbols/symbol_filled_rect.png */
JKQTPTriangle , /*!< \brief an unfilled triangle (tip at top) \image html symbols/symbol_triangle.png */
JKQTPFilledTriangle , /*!< \brief a filled triangle (tip at top) \image html symbols/symbol_filled_triangle.png */
JKQTPDiamond , /*!< \brief an unfilled diamond \image html symbols/symbol_diamond.png */
JKQTPFilledDiamond , /*!< \brief a filled diamond \image html symbols/symbol_filled_diamond.png */
JKQTPstar , /*!< \brief an unfilled diamond \image html symbols/symbol_star.png */
JKQTPFilledStar , /*!< \brief a filled diamond \image html symbols/symbol_filled_star.png */
JKQTPPentagon , /*!< \brief an unfilled pentagon \image html symbols/symbol_pentagon.png */
JKQTPFilledPentagon , /*!< \brief a filled pentagon \image html symbols/symbol_filled_pentagon.png */
JKQTPAsterisc , /*!< \brief an asterisc star with 5 arms \image html symbols/symbol_asterisc.png */
JKQTPHourglass , /*!< \brief an hour glass symbol \image html symbols/symbol_hourglass.png */
JKQTPFilledHourglass , /*!< \brief a filled hour glass symbol \image html symbols/symbol_filled_hourglass.png */
JKQTPCurvedTriangle , /*!< \brief a curved triangle\image html symbols/symbol_curved_triangle.png */
JKQTPFilledCurvedTriangle , /*!< \brief a filled curved triangle\image html symbols/symbol_filled_curved_triangle.png */
JKQTPHexagon , /*!< \brief an unfilled hexagon \image html symbols/symbol_hexagon.png */
JKQTPFilledHexagon , /*!< \brief a filled hexagon \image html symbols/symbol_filled_hexagon.png */
JKQTPRectCross , /*!< \brief a square symbol with a cross inside \image html symbols/symbol_rect_cross.png */
JKQTPRectPlus , /*!< \brief a square symbol with a plus inside \image html symbols/symbol_rect_plus.png */
JKQTPRectTriangle , /*!< \brief a square symbol with a triangle inside \image html symbols/symbol_rect_triangle.png */
JKQTPRectDownTriangle , /*!< \brief a square symbol with a triangle (tip to the bottom) inside \image html symbols/symbol_rect_downtriangle.png */
JKQTPRectLeftTriangle , /*!< \brief a square symbol with a triangle (tip to the left) inside \image html symbols/symbol_rect_lefttriangle.png */
JKQTPRectRightTriangle , /*!< \brief a square symbol with a triangle (tip to the right) inside \image html symbols/symbol_rect_righttriangle.png */
JKQTPCircleCross , /*!< \brief a circle symbol with a cross inside \image html symbols/symbol_circle_cross.png */
JKQTPCirclePlus , /*!< \brief a circle symbol with a plus inside \image html symbols/symbol_circle_plus.png */
JKQTPCirclePeace , /*!< \brief a circled peace symbol \image html symbols/symbol_circle_peace.png */
JKQTPDiamondPlus , /*!< \brief a diamond symbol with a plus inside \image html symbols/symbol_diamond_plus.png */
JKQTPDiamondCross , /*!< \brief a diamond symbol with a cross inside \image html symbols/symbol_diamond_cross.png */
JKQTPTripod , /*!< \brief a tripod symbol \image html symbols/symbol_tripod.png */
JKQTPDownTripod , /*!< \brief a tripod symbol, pointing down \image html symbols/symbol_down_tripod.png */
JKQTPLeftTripod , /*!< \brief a tripod symbol, pointing to the left \image html symbols/symbol_left_tripod.png */
JKQTPRightTripod , /*!< \brief a tripod symbol, pointing to the right \image html symbols/symbol_right_tripod.png */
JKQTPAsterisc6 , /*!< \brief an asterisc star with 6 arms \image html symbols/symbol_asterisc6.png */
JKQTPAsterisc8 , /*!< \brief an asterisc star with 8 arms \image html symbols/symbol_asterisc8.png */
JKQTPPeace , /*!< \brief a peace symbol \image html symbols/symbol_peace.png */
JKQTPTarget , /*!< \brief a target symbol (circle with cross) \image html symbols/symbol_target.png */
JKQTPDownTriangle , /*!< \brief an unfilled triangle (tip at bottom) \image html symbols/symbol_down_triangle.png */
JKQTPFilledDownTriangle , /*!< \brief a filled triangle (tip at bottom) \image html symbols/symbol_filled_down_triangle.png */
JKQTPLeftTriangle , /*!< \brief an unfilled triangle (tip to the left) \image html symbols/symbol_left_triangle.png */
JKQTPFilledLeftTriangle , /*!< \brief a filled triangle (tip to the left) \image html symbols/symbol_filled_left_triangle.png */
JKQTPRightTriangle , /*!< \brief an unfilled triangle (tip to the right) \image html symbols/symbol_right_triangle.png */
JKQTPFilledRightTriangle , /*!< \brief a filled triangle (tip to the right) \image html symbols/symbol_filled_right_triangle.png */
JKQTPDownCurvedTriangle , /*!< \brief a curved triangle, pointing down \image html symbols/symbol_down_curved_triangle.png */
JKQTPFilledDownCurvedTriangle , /*!< \brief a filled curved triangle, pointing down \image html symbols/symbol_filled_down_curved_triangle.png */
JKQTPLeftCurvedTriangle , /*!< \brief a curved triangle, pointing to the left \image html symbols/symbol_left_curved_triangle.png */
JKQTPFilledLeftCurvedTriangle , /*!< \brief a filled curved triangle, pointing to the left \image html symbols/symbol_filled_left_curved_triangle.png */
JKQTPRightCurvedTriangle , /*!< \brief a curved triangle, pointing to the right \image html symbols/symbol_right_curved_triangle.png */
JKQTPFilledRightCurvedTriangle , /*!< \brief a filled curved triangle, pointing to the right \image html symbols/symbol_filled_right_curved_triangle.png */
JKQTPOctagon , /*!< \brief an unfilled octagon \image html symbols/symbol_octagon.png */
JKQTPFilledOctagon , /*!< \brief a filled octagon \image html symbols/symbol_filled_octagon.png */
JKQTPUpDownTriangle , /*!< \brief a overlay of an up and a down triangle symbol \image html symbols/symbol_updowntriangle.png */
JKQTPFilledUpDownTriangle , /*!< \brief a filled version of the overlay of an up and a down triangle \image html symbols/symbol_filled_updowntriangle.png */
JKQTPHorizontalHourglass , /*!< \brief a horizontal hour glass symbol \image html symbols/symbol_horizontal_hourglass.png */
JKQTPFilledHorizontalHourglass , /*!< \brief a filled horizontal hour glass symbol \image html symbols/symbol_filled_horizontal_hourglass.png */
JKQTPSantaClauseHouse , /*!< \brief a small house symbol ("Das is das haus vom Nicolaus") \image html symbols/symbol_santaclause.png */
JKQTPFilledSantaClauseHouse , /*!< \brief a filled small house symbol ("Das is das haus vom Nicolaus") \image html symbols/symbol_filled_santaclause.png */
JKQTPMale , /*!< \brief a male symbol \image html symbols/symbol_male.png */
JKQTPFemale , /*!< \brief a female symbol \image html symbols/symbol_female.png */
JKQTPSymbolCount , /*!< \brief can be used to iterate over all symbols using: <code>for (int i=0; i<static_cast<int>(JKQTPSymbolCount); i++) { JKQTPGraphSymbols s=static_cast<JKQTPGraphSymbols>(i); ... }</code> */
JKQTPMaxSymbolID = JKQTPSymbolCount - 1 , /*!< \brief points to the last available symbol, can be used to iterate over all symbols: <code>for (int i=0; i<=static_cast<int>(JKQTPMaxSymbolID); i++) { JKQTPGraphSymbols s=static_cast<JKQTPGraphSymbols>(i); ... }</code> */
JKQTPDefaultSymbol = JKQTPCross , /*!< \brief a default symbol used for plotting */
} ;
/** \brief converts a JKQTPGraphSymbols variable into a identifier string
* \ ingroup jkqtptools_drawing
*/
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JKQTCOMMON_LIB_EXPORT QString JKQTPGraphSymbols2String ( JKQTPGraphSymbols pos ) ;
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/** \brief converts a JKQTPGraphSymbols variable into a human-readable string
* \ ingroup jkqtptools_drawing
*/
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JKQTCOMMON_LIB_EXPORT QString JKQTPGraphSymbols2NameString ( JKQTPGraphSymbols pos ) ;
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/** \brief converts a String into a JKQTPGraphSymbols
* \ ingroup jkqtptools_drawing
*/
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JKQTCOMMON_LIB_EXPORT JKQTPGraphSymbols String2JKQTPGraphSymbols ( const QString & pos ) ;
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/** \brief rotate a rectangle by given angle (rotates all points around the center of the rectangle and returns it as a QPolygonF)
* \ ingroup jkqtptools_drawing
*/
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JKQTCOMMON_LIB_EXPORT QPolygonF jkqtpRotateRect ( QRectF r , double angle ) ;
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/*! \brief plot the specified symbol at pixel position x,y
\ ingroup jkqtptools_drawing
\ tparam TPainter Type of \ a painter : A class like JKQTPEnhancedPainter or < a href = " http://doc.qt.io/qt-5/qpainter.html " > QPainter < / a >
\ param painter the < a href = " http://doc.qt.io/qt-5/qpainter.html " > QPainter < / a > to draw to
\ param x x - coordinate of the symbol center
\ param y y - coordinate of the symbol center
\ param symbol type of the symbol to plot , see JKQTPGraphSymbols
\ param size size ( width / height ) of the symbol around ( \ a x , \ a y )
\ param symbolLineWidth width of the lines used to draw the symbol
\ param color color of the symbol lines
\ param fillColor color of the symbol filling
*/
template < class TPainter >
inline void JKQTPPlotSymbol ( TPainter & painter , double x , double y , JKQTPGraphSymbols symbol , double size , double symbolLineWidth , QColor color , QColor fillColor ) ;
/*! \brief plot the specified symbol at pixel position x,y
\ ingroup jkqtptools_drawing
\ param paintDevice the paint device to draw on
\ param x x - coordinate of the symbol center
\ param y y - coordinate of the symbol center
\ param symbol type of the symbol to plot , see JKQTPGraphSymbols
\ param size size ( width / height ) of the symbol around ( \ a x , \ a y )
\ param symbolLineWidth width of the lines used to draw the symbol
\ param color color of the symbol lines
\ param fillColor color of the symbol filling
*/
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JKQTCOMMON_LIB_EXPORT void JKQTPPlotSymbol ( QPaintDevice & paintDevice , double x , double y , JKQTPGraphSymbols symbol , double size , double symbolLineWidth , QColor color , QColor fillColor ) ;
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/*! \brief draw an ellipse without setting pen or brush, or saving the painter!
\ ingroup jkqtptools_drawing
\ return a QVector < QPointF > with points that may be used for drawing
\ param x center of ellipse ( x - coordinate )
\ param y center of ellipse ( y - coordinate )
\ param a half axis in x - direction
\ param b half axis in y - direction
\ param angle_start starting angle of ellipse section
\ param angle_end ending angle of ellipse section
\ param alpha rotation angle of ellipse
\ param controlPoints the number of points to use for drawing
\ param [ out ] x_start first point of ellipse
\ param [ out ] x_end last point of ellipse
\ note all angles are given in degrees [ 0. .360 ]
*/
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JKQTCOMMON_LIB_EXPORT QVector < QPointF > JKQTPDrawEllipse ( double x , double y , double a , double b , double angle_start = 0 , double angle_end = 360 , double alpha = 0 , int controlPoints = 180 , QPointF * x_start = nullptr , QPointF * x_end = nullptr ) ;
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/*! \brief draw a tooltip, using the current brush and pen of the provided painter
\ ingroup jkqtptools_drawing
\ tparam TPainter Type of \ a painter : A class like JKQTPEnhancedPainter or < a href = " http://doc.qt.io/qt-5/qpainter.html " > QPainter < / a >
\ param painter QPainter - like object to use for painting
\ param x x - coordinate of position the tooltip points to
\ param y y - coordinate of position the tooltip points to
\ param rect rectangle of the main tooltip area
*/
template < class TPainter >
inline void JKQTPDrawTooltip ( TPainter & painter , double x , double y , const QRectF & rect ) ;
/** \brief cleans a polygon by uniting all consecutive points that were closer than distanceThreshold are united
* \ ingroup jkqtptools_drawing
*
* \ param poly polygon to clean
* \ param distanceThreshold if two end - points are closer together as this value , they are united to a single point
* \ return a cleaned polygon , where all consecutive points that were closer than distanceThreshold are united
*/
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JKQTCOMMON_LIB_EXPORT QPolygonF JKQTPCleanPolygon ( const QPolygonF & poly , double distanceThreshold = 0.3 ) ;
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/** \brief takes a list of QLineF objesct \a lines and tries to combine as many of them as possible to QPolygonF objects.
* < b > Note : This method implements an incomplete algorithm with \ a searchMaxSurroundingElements > 0 , as solving
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* the complete problem is very time - consuming ( cubic runtime ) < / b >
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* \ ingroup jkqtptools_drawing
*
* \ param lines line segments to unify
* \ param distanceThreshold if two end - points are closer together as this value , they are united to a single point
* \ param searchMaxSurroundingElements limits the search for a connected polygon to at most this number of neighbors
* \ return a vector of QPolygonF objects , which contain longer line - segments formed from \ a lines
*/
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JKQTCOMMON_LIB_EXPORT QVector < QPolygonF > JKQTPUnifyLinesToPolygons ( const QVector < QLineF > & lines , double distanceThreshold = 0.3 , int searchMaxSurroundingElements = 10 ) ;
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template < class TPainter >
inline void JKQTPPlotSymbol ( TPainter & painter , double x , double y , JKQTPGraphSymbols symbol , double symbolSize , double symbolLineWidth , QColor color , QColor fillColor ) {
painter . save ( ) ; auto __finalpaint = JKQTPFinally ( [ & painter ] ( ) { painter . restore ( ) ; } ) ;
QPen p = painter . pen ( ) ;
p . setColor ( color ) ;
p . setWidthF ( qMax ( JKQTPlotterDrawingTools : : ABS_MIN_LINEWIDTH , symbolLineWidth ) ) ;
p . setStyle ( Qt : : SolidLine ) ;
p . setCapStyle ( Qt : : FlatCap ) ;
painter . setPen ( p ) ;
QBrush b = painter . brush ( ) ;
b . setColor ( fillColor ) ;
b . setStyle ( Qt : : SolidPattern ) ;
const double w = symbolSize ;
const double w2 = w / 2.0 ;
const double w45 = fabs ( w * cos ( 45.0 / 180.0 * M_PI ) ) ;
const double w3 = w / 3.0 ;
// calculate star cordinates as static values
static int star5_items = 0 ;
static double star5cordsx [ 10 ] ;
static double star5cordsy [ 10 ] ;
if ( star5_items = = 0 ) {
star5_items = 5 ;
double angle = 360.0 / double ( star5_items ) / 180.0 * M_PI ;
for ( int i = 0 ; i < star5_items ; i + + ) {
double a = ( static_cast < double > ( i ) + 0.5 ) * angle ;
star5cordsx [ i * 2 ] = sin ( a ) ;
star5cordsx [ i * 2 + 1 ] = 0.5 * sin ( a + angle / 2.0 ) ;
star5cordsy [ i * 2 ] = cos ( a ) ;
star5cordsy [ i * 2 + 1 ] = 0.5 * cos ( a + angle / 2.0 ) ;
}
}
static int star6_items = 0 ;
static double star6cordsx [ 12 ] ;
static double star6cordsy [ 12 ] ;
if ( star6_items = = 0 ) {
star6_items = 6 ;
double angle = 360.0 / double ( star6_items ) / 180.0 * M_PI ;
for ( int i = 0 ; i < star6_items ; i + + ) {
double a = ( static_cast < double > ( i ) + 0.5 ) * angle ;
star6cordsx [ i * 2 ] = sin ( a ) ;
star6cordsx [ i * 2 + 1 ] = 0.5 * sin ( a + angle / 2.0 ) ;
star6cordsy [ i * 2 ] = cos ( a ) ;
star6cordsy [ i * 2 + 1 ] = 0.5 * cos ( a + angle / 2.0 ) ;
}
}
static int star8_items = 0 ;
static double star8cordsx [ 16 ] ;
static double star8cordsy [ 16 ] ;
if ( star8_items = = 0 ) {
star8_items = 8 ;
double angle = 360.0 / double ( star8_items ) / 180.0 * M_PI ;
for ( int i = 0 ; i < star8_items ; i + + ) {
double a = ( static_cast < double > ( i ) + 0.5 ) * angle ;
star8cordsx [ i * 2 ] = sin ( a ) ;
star8cordsx [ i * 2 + 1 ] = 0.5 * sin ( a + angle / 2.0 ) ;
star8cordsy [ i * 2 ] = cos ( a ) ;
star8cordsy [ i * 2 + 1 ] = 0.5 * cos ( a + angle / 2.0 ) ;
}
}
switch ( symbol ) {
case JKQTPDot :
painter . drawPoint ( QPointF ( x , y ) ) ;
break ;
case JKQTPCross : {
QPainterPath path ;
path . moveTo ( x - w2 , y - w2 ) ;
path . lineTo ( x + w2 , y + w2 ) ;
path . moveTo ( x - w2 , y + w2 ) ;
path . lineTo ( x + w2 , y - w2 ) ;
painter . drawPath ( path ) ;
}
break ;
case JKQTPPlus : {
QVector < QLineF > lines ;
lines < < QLineF ( x , y - w2 , x , y + w2 ) ;
lines < < QLineF ( x - w2 , y , x + w2 , y ) ;
painter . drawLines ( lines ) ;
}
break ;
case JKQTPCircle : {
QRectF rectangle ( x - w2 , y - w2 , w , w ) ;
painter . drawEllipse ( rectangle ) ;
}
break ;
case JKQTPCircleCross : {
QRectF rectangle ( x - w2 , y - w2 , w , w ) ;
painter . drawEllipse ( rectangle ) ;
QVector < QLineF > lines ;
lines < < QLineF ( x - w45 / 2.0 , y - w45 / 2.0 , x + w45 / 2.0 , y + w45 / 2.0 ) ;
lines < < QLineF ( x - w45 / 2.0 , y + w45 / 2.0 , x + w45 / 2.0 , y - w45 / 2.0 ) ;
painter . drawLines ( lines ) ;
}
break ;
case JKQTPCirclePlus : {
QRectF rectangle ( x - w2 , y - w2 , w , w ) ;
painter . drawEllipse ( rectangle ) ;
QVector < QLineF > lines ;
lines < < QLineF ( x , y - w2 , x , y + w2 ) ;
lines < < QLineF ( x - w2 , y , x + w2 , y ) ;
painter . drawLines ( lines ) ;
}
break ;
case JKQTPCirclePeace : {
QRectF rectangle ( x - w2 , y - w2 , w , w ) ;
painter . drawEllipse ( rectangle ) ;
QVector < QLineF > lines ;
lines < < QLineF ( x , y - w2 , x , y + w2 ) ;
lines < < QLineF ( x , y , x + w45 / 2.0 , y + w45 / 2.0 ) ;
lines < < QLineF ( x , y , x - w45 / 2.0 , y + w45 / 2.0 ) ;
painter . drawLines ( lines ) ;
}
break ;
case JKQTPPeace : {
QVector < QLineF > lines ;
lines < < QLineF ( x , y - w2 , x , y + w2 ) ;
lines < < QLineF ( x , y , x + w45 / 2.0 , y + w45 / 2.0 ) ;
lines < < QLineF ( x , y , x - w45 / 2.0 , y + w45 / 2.0 ) ;
painter . drawLines ( lines ) ;
}
break ;
case JKQTPTarget : {
QPainterPath path ;
QRectF rectangle3 ( x - w3 , y - w3 , 2.0 * w3 , 2.0 * w3 ) ;
path . addEllipse ( rectangle3 ) ;
path . moveTo ( QPointF ( x , y - w2 ) ) ;
path . lineTo ( QPointF ( x , y + w2 ) ) ;
path . moveTo ( QPointF ( x - w2 , y ) ) ;
path . lineTo ( QPointF ( x + w2 , y ) ) ;
painter . drawPath ( path ) ;
}
break ;
case JKQTPFemale : {
QPainterPath path ;
QRectF rectangle3 ( x - w2 / 2.0 , y - w2 , w2 , w2 ) ;
path . addEllipse ( rectangle3 ) ;
path . moveTo ( QPointF ( x , y ) ) ;
path . lineTo ( QPointF ( x , y + w2 ) ) ;
path . moveTo ( QPointF ( x - w2 / 3.0 , y + w2 / 2.0 ) ) ;
path . lineTo ( QPointF ( x + w2 / 3.0 , y + w2 / 2.0 ) ) ;
painter . drawPath ( path ) ;
}
break ;
case JKQTPMale : {
QPainterPath path ;
QRectF rectangle3 ( x - w2 / 2.0 , y - w2 / 2.0 , w2 , w2 ) ;
path . addEllipse ( rectangle3 ) ;
path . moveTo ( QPointF ( x + w2 / 2.0 * cos ( 45.0 / 180.0 * M_PI ) , y - w2 / 2.0 * cos ( 45.0 / 180.0 * M_PI ) ) ) ;
path . lineTo ( QPointF ( x + w2 , y - w2 ) ) ;
path . moveTo ( QPointF ( x + w2 - w2 / 2.0 , y - w2 ) ) ;
path . lineTo ( QPointF ( x + w2 , y - w2 ) ) ;
path . lineTo ( QPointF ( x + w2 , y - w2 + w2 / 2.0 ) ) ;
painter . drawPath ( path ) ;
}
break ;
case JKQTPFilledCircle : {
painter . setBrush ( b ) ;
QRectF rectangle ( x - w2 , y - w2 , w , w ) ;
painter . drawEllipse ( rectangle ) ;
}
break ;
case JKQTPRect : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QRectF rectangle ( x - w2 , y - w2 , w , w ) ;
painter . drawRect ( rectangle ) ;
}
break ;
case JKQTPRectCross : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QPainterPath path ;
path . moveTo ( x - w2 , y - w2 ) ;
path . lineTo ( x + w2 , y + w2 ) ;
path . moveTo ( x - w2 , y + w2 ) ;
path . lineTo ( x + w2 , y - w2 ) ;
painter . drawPath ( path ) ;
QRectF rectangle ( x - w2 , y - w2 , w , w ) ;
painter . drawRect ( rectangle ) ;
}
break ;
case JKQTPFilledCurvedTriangle : {
painter . save ( ) ;
painter . translate ( x , y ) ;
painter . setBrush ( b ) ;
QPainterPath path ;
path . moveTo ( 0 , 0 - w2 ) ;
path . quadTo ( 0 - w / 10.0 , 0 + w / 4.0 , 0 - w2 , 0 + w2 ) ;
path . quadTo ( 0 , 0 + w / 4.0 , 0 + w2 , 0 + w2 ) ;
path . quadTo ( 0 + w / 10.0 , 0 + w / 4.0 , 0 , 0 - w2 ) ;
painter . drawPath ( path ) ;
painter . restore ( ) ;
}
break ;
case JKQTPCurvedTriangle : {
painter . save ( ) ;
painter . translate ( x , y ) ;
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QPainterPath path ;
path . moveTo ( 0 , 0 - w2 ) ;
path . quadTo ( 0 - w / 10.0 , 0 + w / 4.0 , 0 - w2 , 0 + w2 ) ;
path . quadTo ( 0 , 0 + w / 4.0 , 0 + w2 , 0 + w2 ) ;
path . quadTo ( 0 + w / 10.0 , 0 + w / 4.0 , 0 , 0 - w2 ) ;
painter . drawPath ( path ) ;
painter . restore ( ) ;
}
break ;
case JKQTPFilledDownCurvedTriangle : {
painter . save ( ) ;
painter . translate ( x , y ) ;
painter . rotate ( 180 ) ;
painter . setBrush ( b ) ;
QPainterPath path ;
path . moveTo ( 0 , 0 - w2 ) ;
path . quadTo ( 0 - w / 10.0 , 0 + w / 4.0 , 0 - w2 , 0 + w2 ) ;
path . quadTo ( 0 , 0 + w / 4.0 , 0 + w2 , 0 + w2 ) ;
path . quadTo ( 0 + w / 10.0 , 0 + w / 4.0 , 0 , 0 - w2 ) ;
painter . drawPath ( path ) ;
painter . restore ( ) ;
}
break ;
case JKQTPDownCurvedTriangle : {
painter . save ( ) ;
painter . translate ( x , y ) ;
painter . rotate ( 180 ) ;
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QPainterPath path ;
path . moveTo ( 0 , 0 - w2 ) ;
path . quadTo ( 0 - w / 10.0 , 0 + w / 4.0 , 0 - w2 , 0 + w2 ) ;
path . quadTo ( 0 , 0 + w / 4.0 , 0 + w2 , 0 + w2 ) ;
path . quadTo ( 0 + w / 10.0 , 0 + w / 4.0 , 0 , 0 - w2 ) ;
painter . drawPath ( path ) ;
painter . restore ( ) ;
}
break ;
case JKQTPFilledLeftCurvedTriangle : {
painter . save ( ) ;
painter . translate ( x , y ) ;
painter . rotate ( - 90 ) ;
painter . setBrush ( b ) ;
QPainterPath path ;
path . moveTo ( 0 , 0 - w2 ) ;
path . quadTo ( 0 - w / 10.0 , 0 + w / 4.0 , 0 - w2 , 0 + w2 ) ;
path . quadTo ( 0 , 0 + w / 4.0 , 0 + w2 , 0 + w2 ) ;
path . quadTo ( 0 + w / 10.0 , 0 + w / 4.0 , 0 , 0 - w2 ) ;
painter . drawPath ( path ) ;
painter . restore ( ) ;
}
break ;
case JKQTPLeftCurvedTriangle : {
painter . save ( ) ;
painter . translate ( x , y ) ;
painter . rotate ( - 90 ) ;
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QPainterPath path ;
path . moveTo ( 0 , 0 - w2 ) ;
path . quadTo ( 0 - w / 10.0 , 0 + w / 4.0 , 0 - w2 , 0 + w2 ) ;
path . quadTo ( 0 , 0 + w / 4.0 , 0 + w2 , 0 + w2 ) ;
path . quadTo ( 0 + w / 10.0 , 0 + w / 4.0 , 0 , 0 - w2 ) ;
painter . drawPath ( path ) ;
painter . restore ( ) ;
}
break ;
case JKQTPFilledRightCurvedTriangle : {
painter . save ( ) ;
painter . translate ( x , y ) ;
painter . rotate ( 90 ) ;
painter . setBrush ( b ) ;
QPainterPath path ;
path . moveTo ( 0 , 0 - w2 ) ;
path . quadTo ( 0 - w / 10.0 , 0 + w / 4.0 , 0 - w2 , 0 + w2 ) ;
path . quadTo ( 0 , 0 + w / 4.0 , 0 + w2 , 0 + w2 ) ;
path . quadTo ( 0 + w / 10.0 , 0 + w / 4.0 , 0 , 0 - w2 ) ;
painter . drawPath ( path ) ;
painter . restore ( ) ;
}
break ;
case JKQTPRightCurvedTriangle : {
painter . save ( ) ;
painter . translate ( x , y ) ;
painter . rotate ( 90 ) ;
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QPainterPath path ;
path . moveTo ( 0 , 0 - w2 ) ;
path . quadTo ( 0 - w / 10.0 , 0 + w / 4.0 , 0 - w2 , 0 + w2 ) ;
path . quadTo ( 0 , 0 + w / 4.0 , 0 + w2 , 0 + w2 ) ;
path . quadTo ( 0 + w / 10.0 , 0 + w / 4.0 , 0 , 0 - w2 ) ;
painter . drawPath ( path ) ;
painter . restore ( ) ;
}
break ;
case JKQTPRectTriangle : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QPolygonF poly ;
poly < < QPointF ( x - w2 , y + w2 ) < < QPointF ( x , y - w2 ) < < QPointF ( x + w2 , y + w2 ) < < QPointF ( x - w2 , y + w2 ) < < QPointF ( x - w2 , y - w2 ) < < QPointF ( x + w2 , y - w2 ) < < QPointF ( x + w2 , y + w2 ) ;
painter . drawConvexPolygon ( poly ) ;
}
break ;
case JKQTPRectDownTriangle : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QPolygonF poly ;
poly < < QPointF ( x - w2 , y - w2 ) < < QPointF ( x , y + w2 ) < < QPointF ( x + w2 , y - w2 ) < < QPointF ( x - w2 , y - w2 ) < < QPointF ( x - w2 , y + w2 ) < < QPointF ( x + w2 , y + w2 ) < < QPointF ( x + w2 , y - w2 ) ;
painter . drawConvexPolygon ( poly ) ;
}
break ;
case JKQTPRectLeftTriangle : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QPolygonF poly ;
poly < < QPointF ( x + w2 , y - w2 ) < < QPointF ( x - w2 , y ) < < QPointF ( x + w2 , y + w2 ) < < QPointF ( x - w2 , y + w2 ) < < QPointF ( x - w2 , y - w2 ) < < QPointF ( x + w2 , y - w2 ) < < QPointF ( x + w2 , y + w2 ) ;
painter . drawConvexPolygon ( poly ) ;
}
break ;
case JKQTPRectRightTriangle : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QPolygonF poly ;
poly < < QPointF ( x - w2 , y - w2 ) < < QPointF ( x + w2 , y ) < < QPointF ( x - w2 , y + w2 ) < < QPointF ( x + w2 , y + w2 ) < < QPointF ( x + w2 , y - w2 ) < < QPointF ( x - w2 , y - w2 ) < < QPointF ( x - w2 , y + w2 ) ;
painter . drawConvexPolygon ( poly ) ;
}
break ;
case JKQTPRectPlus : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QVector < QLineF > lines ;
lines < < QLineF ( x , y - w2 , x , y + w2 ) ;
lines < < QLineF ( x - w2 , y , x + w2 , y ) ;
painter . drawLines ( lines ) ;
QRectF rectangle ( x - w2 , y - w2 , w , w ) ;
painter . drawRect ( rectangle ) ;
}
break ;
case JKQTPFilledRect : {
painter . setBrush ( b ) ;
QRectF rectangle ( x - w2 , y - w2 , w , w ) ;
painter . drawRect ( rectangle ) ;
}
break ;
case JKQTPTriangle : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QPolygonF poly ;
poly < < QPointF ( x - w2 , y + w2 ) < < QPointF ( x + w2 , y + w2 ) < < QPointF ( x , y - w2 ) ;
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPFilledTriangle : {
painter . setBrush ( b ) ;
QPolygonF poly ;
poly < < QPointF ( x - w2 , y + w2 ) < < QPointF ( x + w2 , y + w2 ) < < QPointF ( x , y - w2 ) ;
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPDownTriangle : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QPolygonF poly ;
poly < < QPointF ( x - w2 , y - w2 ) < < QPointF ( x + w2 , y - w2 ) < < QPointF ( x , y + w2 ) ;
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPFilledDownTriangle : {
painter . setBrush ( b ) ;
QPolygonF poly ;
poly < < QPointF ( x - w2 , y - w2 ) < < QPointF ( x + w2 , y - w2 ) < < QPointF ( x , y + w2 ) ;
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPLeftTriangle : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QPolygonF poly ;
poly < < QPointF ( x + w2 , y + w2 ) < < QPointF ( x - w2 , y ) < < QPointF ( x + w2 , y - w2 ) ;
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPFilledLeftTriangle : {
painter . setBrush ( b ) ;
QPolygonF poly ;
poly < < QPointF ( x + w2 , y + w2 ) < < QPointF ( x - w2 , y ) < < QPointF ( x + w2 , y - w2 ) ;
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPRightTriangle : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QPolygonF poly ;
poly < < QPointF ( x - w2 , y + w2 ) < < QPointF ( x + w2 , y ) < < QPointF ( x - w2 , y - w2 ) ;
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPFilledRightTriangle : {
painter . setBrush ( b ) ;
QPolygonF poly ;
poly < < QPointF ( x - w2 , y + w2 ) < < QPointF ( x + w2 , y ) < < QPointF ( x - w2 , y - w2 ) ;
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPTripod : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QVector < QLineF > lines ;
lines < < QLineF ( x , y - w2 , x , y )
< < QLineF ( x , y , x - w45 , y + w45 )
< < QLineF ( x , y , x + w45 , y + w45 ) ;
painter . drawLines ( lines ) ;
} break ;
case JKQTPDownTripod : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QVector < QLineF > lines ;
lines < < QLineF ( x , y + w2 , x , y )
< < QLineF ( x , y , x - w45 , y - w45 )
< < QLineF ( x , y , x + w45 , y - w45 ) ;
painter . drawLines ( lines ) ;
} break ;
case JKQTPLeftTripod : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QVector < QLineF > lines ;
lines < < QLineF ( x - w2 , y , x , y )
< < QLineF ( x , y , x + w45 , y - w45 )
< < QLineF ( x , y , x + w45 , y + w45 ) ;
painter . drawLines ( lines ) ;
} break ;
case JKQTPRightTripod : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QVector < QLineF > lines ;
lines < < QLineF ( x + w2 , y , x , y )
< < QLineF ( x , y , x - w45 , y - w45 )
< < QLineF ( x , y , x - w45 , y + w45 ) ;
painter . drawLines ( lines ) ;
} break ;
case JKQTPUpDownTriangle : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QPolygonF poly ;
poly < < QPointF ( x - w2 , y + w2 ) < < QPointF ( x , y + w2 ) < < QPointF ( x + w2 , y - w2 ) < < QPointF ( x - w2 , y - w2 ) < < QPointF ( x , y + w2 ) < < QPointF ( x + w2 , y + w2 ) < < QPointF ( x , y - w2 ) < < QPointF ( x - w2 , y + w2 ) ;
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPFilledUpDownTriangle : {
painter . setBrush ( b ) ;
QPolygonF poly ;
poly < < QPointF ( x - w2 , y + w2 ) < < QPointF ( x , y + w2 ) < < QPointF ( x + w2 , y - w2 ) < < QPointF ( x - w2 , y - w2 ) < < QPointF ( x , y + w2 ) < < QPointF ( x + w2 , y + w2 ) < < QPointF ( x , y - w2 ) < < QPointF ( x - w2 , y + w2 ) ;
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPSantaClauseHouse : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QPolygonF poly ;
poly < < QPointF ( x - w2 , y + w2 ) < < QPointF ( x + w2 , y + w2 ) < < QPointF ( x + w2 , y - w / 6.0 ) < < QPointF ( x - w2 , y - w / 6.0 ) < < QPointF ( x , y - w2 ) < < QPointF ( x + w2 , y - w / 6.0 ) < < QPointF ( x - w2 , y + w2 ) < < QPointF ( x - w2 , y - w / 6.0 ) < < QPointF ( x + w2 , y + w2 ) ;
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPFilledSantaClauseHouse : {
painter . setBrush ( b ) ;
QPolygonF poly ;
poly < < QPointF ( x - w2 , y + w2 ) < < QPointF ( x + w2 , y + w2 ) < < QPointF ( x + w2 , y - w / 6.0 ) < < QPointF ( x - w2 , y - w / 6.0 ) < < QPointF ( x , y - w2 ) < < QPointF ( x + w2 , y - w / 6.0 ) < < QPointF ( x - w2 , y + w2 ) < < QPointF ( x - w2 , y - w / 6.0 ) < < QPointF ( x + w2 , y + w2 ) ;
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPHourglass : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QPolygonF poly ;
poly < < QPointF ( x - w2 , y + w2 ) < < QPointF ( x + w2 , y + w2 ) < < QPointF ( x - w2 , y - w2 ) < < QPointF ( x + w2 , y - w2 ) ;
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPHorizontalHourglass : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QPolygonF poly ;
poly < < QPointF ( x - w2 , y + w2 ) < < QPointF ( x - w2 , y - w2 ) < < QPointF ( x + w2 , y + w2 ) < < QPointF ( x + w2 , y - w2 ) ;
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPFilledHourglass : {
painter . setBrush ( b ) ;
QPolygonF poly ;
poly < < QPointF ( x - w2 , y + w2 ) < < QPointF ( x + w2 , y + w2 ) < < QPointF ( x - w2 , y - w2 ) < < QPointF ( x + w2 , y - w2 ) ;
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPFilledHorizontalHourglass : {
painter . setBrush ( b ) ;
QPolygonF poly ;
poly < < QPointF ( x - w2 , y + w2 ) < < QPointF ( x - w2 , y - w2 ) < < QPointF ( x + w2 , y + w2 ) < < QPointF ( x + w2 , y - w2 ) ;
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPDiamond : {
QPolygonF poly ;
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
poly < < QPointF ( x , y - w2 ) < < QPointF ( x + w2 , y ) < < QPointF ( x , y + w2 ) < < QPointF ( x - w2 , y ) ;
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPDiamondPlus : {
QPolygonF poly ;
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
poly < < QPointF ( x , y - w2 ) < < QPointF ( x + w2 , y ) < < QPointF ( x , y + w2 ) < < QPointF ( x - w2 , y ) ;
painter . drawConvexPolygon ( poly ) ;
painter . drawLine ( poly [ 0 ] , poly [ 2 ] ) ;
painter . drawLine ( poly [ 1 ] , poly [ 3 ] ) ;
} break ;
case JKQTPDiamondCross : {
QPolygonF poly ;
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
poly < < QPointF ( x , y - w2 ) < < QPointF ( x + w2 , y ) < < QPointF ( x , y + w2 ) < < QPointF ( x - w2 , y ) ;
painter . drawConvexPolygon ( poly ) ;
painter . drawLine ( ( poly [ 0 ] + poly [ 1 ] ) / 2.0 , ( poly [ 2 ] + poly [ 3 ] ) / 2.0 ) ;
painter . drawLine ( ( poly [ 1 ] + poly [ 2 ] ) / 2.0 , ( poly [ 3 ] + poly [ 0 ] ) / 2.0 ) ;
} break ;
case JKQTPFilledDiamond : {
painter . setBrush ( b ) ;
QPolygonF poly ;
poly < < QPointF ( x , y - w2 ) < < QPointF ( x + w2 , y ) < < QPointF ( x , y + w2 ) < < QPointF ( x - w2 , y ) ;
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPstar : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QPolygonF poly ;
for ( int i = 0 ; i < star5_items * 2 ; i + + ) {
poly < < QPointF ( x + star5cordsx [ i ] * w2 , y + star5cordsy [ i ] * w2 ) ;
}
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPFilledStar : {
painter . setBrush ( b ) ;
QPolygonF poly ;
for ( int i = 0 ; i < star5_items * 2 ; i + + ) {
poly < < QPointF ( x + star5cordsx [ i ] * w2 , y + star5cordsy [ i ] * w2 ) ;
}
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPPentagon : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QPolygonF poly ;
for ( int i = 0 ; i < star5_items * 2 ; i + = 2 ) {
poly < < QPointF ( x + star5cordsx [ i ] * w2 , y + star5cordsy [ i ] * w2 ) ;
}
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPHexagon : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QPolygonF poly ;
for ( int i = 0 ; i < star6_items * 2 ; i + = 2 ) {
poly < < QPointF ( x + star6cordsx [ i ] * w2 , y + star6cordsy [ i ] * w2 ) ;
}
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPOctagon : {
painter . setBrush ( QColor ( Qt : : transparent ) ) ;
QPolygonF poly ;
for ( int i = 0 ; i < star8_items * 2 ; i + = 2 ) {
poly < < QPointF ( x + star8cordsx [ i ] * w2 , y + star8cordsy [ i ] * w2 ) ;
}
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPAsterisc : {
QPainterPath path ;
for ( int i = 0 ; i < star5_items * 2 ; i + = 2 ) {
path . moveTo ( x + star5cordsx [ i ] * w2 , y + star5cordsy [ i ] * w2 ) ;
path . lineTo ( x , y ) ;
}
painter . drawPath ( path ) ;
} break ;
case JKQTPAsterisc6 : {
QPainterPath path ;
for ( int i = 0 ; i < star6_items * 2 ; i + = 2 ) {
path . moveTo ( x + star6cordsx [ i ] * w2 , y + star6cordsy [ i ] * w2 ) ;
path . lineTo ( x , y ) ;
}
painter . drawPath ( path ) ;
} break ;
case JKQTPAsterisc8 : {
QPainterPath path ;
for ( int i = 0 ; i < star8_items * 2 ; i + = 2 ) {
path . moveTo ( x + star8cordsx [ i ] * w2 , y + star8cordsy [ i ] * w2 ) ;
path . lineTo ( x , y ) ;
}
painter . drawPath ( path ) ;
} break ;
case JKQTPFilledPentagon : {
painter . setBrush ( b ) ;
QPolygonF poly ;
for ( int i = 0 ; i < star5_items * 2 ; i + = 2 ) {
poly < < QPointF ( x + star5cordsx [ i ] * w2 , y + star5cordsy [ i ] * w2 ) ;
}
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPFilledHexagon : {
painter . setBrush ( b ) ;
QPolygonF poly ;
for ( int i = 0 ; i < star6_items * 2 ; i + = 2 ) {
poly < < QPointF ( x + star6cordsx [ i ] * w2 , y + star6cordsy [ i ] * w2 ) ;
}
painter . drawConvexPolygon ( poly ) ;
} break ;
case JKQTPFilledOctagon : {
painter . setBrush ( b ) ;
QPolygonF poly ;
for ( int i = 0 ; i < star8_items * 2 ; i + = 2 ) {
poly < < QPointF ( x + star8cordsx [ i ] * w2 , y + star8cordsy [ i ] * w2 ) ;
}
painter . drawConvexPolygon ( poly ) ;
} break ;
default : break ;
}
}
template < class TPainter >
inline void JKQTPDrawTooltip ( TPainter & painter , double x , double y , const QRectF & rect )
{
QPolygonF poly ;
if ( y < rect . top ( ) ) {
poly < < rect . topLeft ( ) < < QPointF ( rect . left ( ) + rect . width ( ) / 3 , rect . top ( ) ) < < QPointF ( x , y ) < < QPointF ( rect . right ( ) - rect . width ( ) / 3 , rect . top ( ) ) < < rect . topRight ( ) < < rect . bottomRight ( ) < < rect . bottomLeft ( ) < < rect . topLeft ( ) ;
painter . drawPolygon ( poly ) ;
} else if ( y > rect . bottom ( ) ) {
poly < < rect . topLeft ( ) < < rect . topRight ( ) < < rect . bottomRight ( ) < < QPointF ( rect . right ( ) - rect . width ( ) / 3 , rect . bottom ( ) ) < < QPointF ( x , y ) < < QPointF ( rect . left ( ) + rect . width ( ) / 3 , rect . bottom ( ) ) < < rect . bottomLeft ( ) < < rect . topLeft ( ) ;
painter . drawPolygon ( poly ) ;
} else if ( x < rect . left ( ) ) {
poly < < QPointF ( x , y ) < < rect . topLeft ( ) < < rect . topRight ( ) < < rect . bottomRight ( ) < < rect . bottomLeft ( ) < < QPointF ( rect . left ( ) , rect . top ( ) + rect . height ( ) / 2 ) < < QPointF ( x , y ) ;
painter . drawPolygon ( poly ) ;
} else if ( x > rect . left ( ) ) {
poly < < rect . topLeft ( ) < < rect . topRight ( ) < < QPointF ( x , y ) < < QPointF ( rect . right ( ) , rect . top ( ) + rect . height ( ) / 2 ) < < rect . bottomRight ( ) < < rect . bottomLeft ( ) < < rect . topLeft ( ) ;
painter . drawPolygon ( poly ) ;
} else {
painter . drawRect ( rect ) ;
}
}
# endif // JKQTPDRAWINGTOOLS_H_INCLUDED