24#include <QDomDocument>
54 explicit QgsRectangle(
double xMin,
double yMin = 0,
double xMax = 0,
double yMax = 0,
bool normalize =
true )
SIP_HOLDGIL
72 set( p1, p2, normalize );
82 mXmin = qRectF.topLeft().x();
83 mYmin = qRectF.topLeft().y();
84 mXmax = qRectF.bottomRight().x();
85 mYmax = qRectF.bottomRight().y();
90 mXmin = other.xMinimum();
91 mYmin = other.yMinimum();
92 mXmax = other.xMaximum();
93 mYmax = other.yMaximum();
135 void set(
double xMin,
double yMin,
double xMax,
double yMax,
bool normalize =
true )
177 mXmin = mYmin = std::numeric_limits<double>::max();
178 mXmax = mYmax = -std::numeric_limits<double>::max();
222 std::swap( mXmin, mXmax );
226 std::swap( mYmin, mYmax );
269 double centerX, centerY;
277 centerX = mXmin + width() / 2;
278 centerY = mYmin + height() / 2;
280 scale( scaleFactor, centerX, centerY );
286 void scale(
double scaleFactor,
double centerX,
double centerY )
288 const double newWidth = width() * scaleFactor;
289 const double newHeight = height() * scaleFactor;
290 mXmin = centerX - newWidth / 2.0;
291 mXmax = centerX + newWidth / 2.0;
292 mYmin = centerY - newHeight / 2.0;
293 mYmax = centerY + newHeight / 2.0;
323 setXMinimum( p.
x() );
324 setXMaximum( p.
x() );
325 setYMinimum( p.
y() );
326 setYMaximum( p.
y() );
329 if ( p.
x() < xMinimum() )
330 setXMinimum( p.
x() );
331 if ( p.
x() > xMaximum() )
332 setXMaximum( p.
x() );
333 if ( p.
y() < yMinimum() )
334 setYMinimum( p.
y() );
335 if ( p.
y() > yMaximum() )
336 setYMaximum( p.
y() );
348 return QgsRectangle( mXmin - width, mYmin - width, mXmax + width, mYmax + width );
357 if ( intersects( rect ) )
372 if ( isNull() || rect.isNull() )
377 const double x1 = ( mXmin > rect.mXmin ? mXmin : rect.mXmin );
378 const double x2 = ( mXmax < rect.mXmax ? mXmax : rect.mXmax );
381 const double y1 = ( mYmin > rect.mYmin ? mYmin : rect.mYmin );
382 const double y2 = ( mYmax < rect.mYmax ? mYmax : rect.mYmax );
391 return ( rect.mXmin >= mXmin && rect.mXmax <= mXmax && rect.mYmin >= mYmin && rect.mYmax <= mYmax );
399 return mXmin <= p.x() && p.x() <= mXmax &&
400 mYmin <= p.y() && p.y() <= mYmax;
410 return mXmin <= x && x <= mXmax &&
411 mYmin <= y && y <= mYmax;
421 else if ( !rect.
isNull() )
423 mXmin = std::min( mXmin, rect.
xMinimum() );
424 mXmax = std::max( mXmax, rect.
xMaximum() );
425 mYmin = std::min( mYmin, rect.
yMinimum() );
426 mYmax = std::max( mYmax, rect.
yMaximum() );
439 mXmin = ( ( mXmin < x ) ? mXmin : x );
440 mXmax = ( ( mXmax > x ) ? mXmax : x );
442 mYmin = ( ( mYmin < y ) ? mYmin : y );
443 mYmax = ( ( mYmax > y ) ? mYmax : y );
453 combineExtentWith( point.
x(), point.
y() );
462 const double dx = std::max( std::max( mXmin - point.
x(), 0.0 ), point.
x() - mXmax );
463 const double dy = std::max( std::max( mYmin - point.
y(), 0.0 ), point.
y() - mYmax );
464 return std::sqrt( dx * dx + dy * dy );
513 return ( std::isnan( mXmin ) && std::isnan( mXmax ) && std::isnan( mYmin ) && std::isnan( mYmax ) ) ||
521 QString asWktCoordinates()
const;
526 QString asWktPolygon()
const;
533 return QRectF(
static_cast< qreal
>( mXmin ),
static_cast< qreal
>( mYmin ),
static_cast< qreal
>( mXmax - mXmin ),
static_cast< qreal
>( mYmax - mYmin ) );
541 QString toString(
int precision = 16 )
const;
546 QString asPolygon()
const;
550 if ( isNull() )
return r1.
isNull();
560 return ( !
operator==( r1 ) );
582 if ( std::isinf( mXmin ) || std::isinf( mYmin ) || std::isinf( mXmax ) || std::isinf( mYmax ) )
586 if ( std::isnan( mXmin ) || std::isnan( mYmin ) || std::isnan( mXmax ) || std::isnan( mYmax ) )
598 std::swap( mXmin, mYmin );
599 std::swap( mXmax, mYmax );
606 QgsBox3D toBox3d(
double zMin,
double zMax )
const;
609 operator QVariant()
const
611 return QVariant::fromValue( *
this );
623 SIP_PYOBJECT __repr__();
626 if ( sipCpp->isNull() )
627 str = QStringLiteral(
"<QgsRectangle()>" );
629 str = QStringLiteral(
"<QgsRectangle: %1>" ).arg( sipCpp->asWktCoordinates() );
630 sipRes = PyUnicode_FromString(
str.toUtf8().constData() );
636 double mXmin = std::numeric_limits<double>::max();
637 double mYmin = std::numeric_limits<double>::max();
638 double mXmax = -std::numeric_limits<double>::max();
639 double mYmax = -std::numeric_limits<double>::max();
659 return os << r.
toString().toLocal8Bit().data();
A 3-dimensional box composed of x, y, z coordinates.
A class to represent a 2D point.
A rectangle specified with double values.
QgsRectangle(double xMin, double yMin=0, double xMax=0, double yMax=0, bool normalize=true)
Constructs a QgsRectangle from a set of x and y minimum and maximum coordinates.
QString toString(int precision=16) const
Returns a string representation of form xmin,ymin : xmax,ymax Coordinates will be truncated to the sp...
void scale(double scaleFactor, const QgsPointXY *c=nullptr)
Scale the rectangle around its center point.
bool contains(const QgsRectangle &rect) const
Returns true when rectangle contains other rectangle.
Q_DECL_DEPRECATED void setMinimal()
Set a rectangle so that min corner is at max and max corner is at min.
void combineExtentWith(const QgsPointXY &point)
Expands the rectangle so that it covers both the original rectangle and the given point.
QgsRectangle()=default
Constructor for a null rectangle.
double area() const
Returns the area of the rectangle.
void include(const QgsPointXY &p)
Updates the rectangle to include the specified point.
double xMinimum() const
Returns the x minimum value (left side of rectangle).
void combineExtentWith(double x, double y)
Expands the rectangle so that it covers both the original rectangle and the given point.
QgsRectangle(const QgsPointXY &p1, const QgsPointXY &p2, bool normalize=true)
Construct a rectangle from two points.
bool contains(double x, double y) const
Returns true when rectangle contains the point at (x, y).
void setYMinimum(double y)
Set the minimum y value.
bool intersects(const QgsRectangle &rect) const
Returns true when rectangle intersects with other rectangle.
double yMinimum() const
Returns the y minimum value (bottom side of rectangle).
bool operator!=(const QgsRectangle &r1) const
void setXMinimum(double x)
Set the minimum x value.
double width() const
Returns the width of the rectangle.
QRectF toRectF() const
Returns a QRectF with same coordinates as the rectangle.
double xMaximum() const
Returns the x maximum value (right side of rectangle).
bool isNull() const
Test if the rectangle is null (holding no spatial information).
QgsRectangle(const QgsRectangle &other)
double yMaximum() const
Returns the y maximum value (top side of rectangle).
QgsRectangle & operator=(const QgsRectangle &r1)
void set(const QgsPointXY &p1, const QgsPointXY &p2, bool normalize=true)
Sets the rectangle from two QgsPoints.
void setYMaximum(double y)
Set the maximum y value.
QgsPointXY center() const
Returns the center point of the rectangle.
void setXMaximum(double x)
Set the maximum x value.
void grow(double delta)
Grows the rectangle in place by the specified amount.
bool operator==(const QgsRectangle &r1) const
void combineExtentWith(const QgsRectangle &rect)
Expands the rectangle so that it covers both the original rectangle and the given rectangle.
double perimeter() const
Returns the perimeter of the rectangle.
void set(double xMin, double yMin, double xMax, double yMax, bool normalize=true)
Sets the rectangle from four points.
void normalize()
Normalize the rectangle so it has non-negative width/height.
bool isEmpty() const
Returns true if the rectangle has no area.
QgsRectangle(const QRectF &qRectF)
Construct a rectangle from a QRectF.
double height() const
Returns the height of the rectangle.
void setNull()
Mark a rectangle as being null (holding no spatial information).
bool contains(const QgsPointXY &p) const
Returns true when rectangle contains a point.
QgsRectangle buffered(double width) const
Gets rectangle enlarged by buffer.
void scale(double scaleFactor, double centerX, double centerY)
Scale the rectangle around its center point.
QgsRectangle intersect(const QgsRectangle &rect) const
Returns the intersection with the given rectangle.
void invert()
Swap x/y coordinates in the rectangle.
bool isFinite() const
Returns true if the rectangle has finite boundaries.
double distance(const QgsPointXY &point) const
Returns the distance from point to the nearest point on the boundary of the rectangle.
A class to represent a vector.
As part of the API refactoring and improvements which landed in the Processing API was substantially reworked from the x version This was done in order to allow much of the underlying Processing framework to be ported into c
bool qgsDoubleNear(double a, double b, double epsilon=4 *std::numeric_limits< double >::epsilon())
Compare two doubles (but allow some difference)
Q_DECLARE_METATYPE(QgsDatabaseQueryLogEntry)
QgsInterval operator-(QDate date1, QDate date2)
Returns the interval between two dates.
QDateTime operator+(const QDateTime &start, const QgsInterval &interval)
Adds an interval to a datetime.
CORE_EXPORT QDataStream & operator<<(QDataStream &out, const QgsRectangle &rectangle)
Writes the list rectangle to stream out.
CORE_EXPORT QDataStream & operator>>(QDataStream &in, QgsRectangle &rectangle)
Reads a rectangle from stream in into rectangle.