ResizableBorderComponent::Zone Class Reference

Represents the different sections of a resizable border, which allow it to resized in different ways. More...

Public Types
enum	Zones {   centre = 0 , left = 1 , top = 2 , right = 4 ,   bottom = 8 }

Public Member Functions
	Zone (int zoneFlags) noexcept
	Creates a Zone from a combination of the flags in zoneFlags.
	Zone () noexcept
	Zone (const Zone &) noexcept
Zone &	operator= (const Zone &) noexcept
bool	operator== (const Zone &) const noexcept
bool	operator!= (const Zone &) const noexcept
MouseCursor	getMouseCursor () const noexcept
	Returns an appropriate mouse-cursor for this resize zone.
bool	isDraggingWholeObject () const noexcept
	Returns true if dragging this zone will move the entire object without resizing it.
bool	isDraggingLeftEdge () const noexcept
	Returns true if dragging this zone will move the object's left edge.
bool	isDraggingRightEdge () const noexcept
	Returns true if dragging this zone will move the object's right edge.
bool	isDraggingTopEdge () const noexcept
	Returns true if dragging this zone will move the object's top edge.
bool	isDraggingBottomEdge () const noexcept
	Returns true if dragging this zone will move the object's bottom edge.
template<typename ValueType>
Rectangle< ValueType >	resizeRectangleBy (Rectangle< ValueType > original, const Point< ValueType > &distance) const noexcept
	Resizes this rectangle by the given amount, moving just the edges that this zone applies to.
int	getZoneFlags () const noexcept
	Returns the raw flags for this zone.

Static Public Member Functions
static Zone	fromPositionOnBorder (Rectangle< int > totalSize, BorderSize< int > border, Point< int > position)
	Given a point within a rectangle with a resizable border, this returns the zone that the point lies within.

Detailed Description

Represents the different sections of a resizable border, which allow it to resized in different ways.

Member Enumeration Documentation

Zones

enum ResizableBorderComponent::Zone::Zones

Enumerator
centre
left
top
right
bottom

Constructor & Destructor Documentation

Zone() [1/3]

ResizableBorderComponent::Zone::Zone ( int zoneFlags )

explicitnoexcept

Creates a Zone from a combination of the flags in zoneFlags.

Referenced by fromPositionOnBorder(), operator!=(), operator=(), operator==(), and Zone().

Zone() [2/3]

ResizableBorderComponent::Zone::Zone ( )

noexcept

Zone() [3/3]

ResizableBorderComponent::Zone::Zone ( const Zone & )

noexcept

References Zone().

Member Function Documentation

operator=()

Zone & ResizableBorderComponent::Zone::operator= ( const Zone & )

noexcept

References Zone().

operator==()

bool ResizableBorderComponent::Zone::operator== ( const Zone & ) const

noexcept

References Zone().

operator!=()

bool ResizableBorderComponent::Zone::operator!= ( const Zone & ) const

noexcept

References Zone().

fromPositionOnBorder()

static Zone ResizableBorderComponent::Zone::fromPositionOnBorder ( Rectangle< int > totalSize, BorderSize< int > border, Point< int > position )

static

Given a point within a rectangle with a resizable border, this returns the zone that the point lies within.

References fromPositionOnBorder(), Point, and Zone().

Referenced by fromPositionOnBorder().

getMouseCursor()

MouseCursor ResizableBorderComponent::Zone::getMouseCursor ( ) const

noexcept

Returns an appropriate mouse-cursor for this resize zone.

References getMouseCursor().

Referenced by getMouseCursor().

isDraggingWholeObject()

bool ResizableBorderComponent::Zone::isDraggingWholeObject ( ) const

noexcept

Returns true if dragging this zone will move the entire object without resizing it.

References centre, and isDraggingWholeObject().

Referenced by isDraggingWholeObject(), and resizeRectangleBy().

isDraggingLeftEdge()

bool ResizableBorderComponent::Zone::isDraggingLeftEdge ( ) const

noexcept

Returns true if dragging this zone will move the object's left edge.

References left.

Referenced by resizeRectangleBy().

isDraggingRightEdge()

bool ResizableBorderComponent::Zone::isDraggingRightEdge ( ) const

noexcept

Returns true if dragging this zone will move the object's right edge.

References right.

Referenced by resizeRectangleBy().

isDraggingTopEdge()

bool ResizableBorderComponent::Zone::isDraggingTopEdge ( ) const

noexcept

Returns true if dragging this zone will move the object's top edge.

References top.

Referenced by resizeRectangleBy().

isDraggingBottomEdge()

bool ResizableBorderComponent::Zone::isDraggingBottomEdge ( ) const

noexcept

Returns true if dragging this zone will move the object's bottom edge.

References bottom.

Referenced by resizeRectangleBy().

resizeRectangleBy()

template<typename ValueType>

Rectangle< ValueType > ResizableBorderComponent::Zone::resizeRectangleBy ( Rectangle< ValueType > original, const Point< ValueType > & distance ) const

noexcept

Resizes this rectangle by the given amount, moving just the edges that this zone applies to.

References isDraggingBottomEdge(), isDraggingLeftEdge(), isDraggingRightEdge(), isDraggingTopEdge(), isDraggingWholeObject(), jmax(), jmin(), and Point.

getZoneFlags()

int ResizableBorderComponent::Zone::getZoneFlags ( ) const

noexcept

Returns the raw flags for this zone.