Skip to main content

C_Position

Position component for object positioning.

Manages the position and anchor point of an object in 2D space. This is a fundamental component used by most drawable objects.

Namespace: enjin2

Header: include/enjin2/components/position.hpp

Public Methods​

C_Position(Object *owner)​

Constructor with default position.

ownerOwner object

C_Position(Object *owner, int16_t x, int16_t y)​

Constructor with initial position.

ownerOwner object xInitial X position yInitial Y position

C_Position(Object *owner, const Point &pos)​

Constructor with Point.

ownerOwner object posInitial position

void setPosition(int16_t x, int16_t y)​

Set position.

xX coordinate yY coordinate

void setPosition(const Point &pos)​

Set position.

posNew position

constPoint & getPosition() const​

Get position.

Current position

void move(int16_t dx, int16_t dy)​

Move position by offset.

dxX offset dyY offset

void move(const Point &offset)​

Move position by offset.

offsetOffset vector

void setAnchor(Anchor anchor)​

Set anchor point.

anchorNew anchor point

Anchor getAnchor() const​

Get anchor point.

Current anchor point

void setAnchorOffset(const Point &offset)​

Set anchor offset.

offsetOffset from anchor point

constPoint & getAnchorOffset() const​

Get anchor offset.

Current anchor offset

Point calculateRenderPosition(const Size &size) const​

Calculate final rendering position based on anchor and size.

sizeSize of the object for anchor calculation Final rendering position

void lerp(const Point &target, float t)​

Linear interpolation to target position.

targetTarget position tInterpolation factor (0.0 to 1.0)

float distanceTo(const Point &other) const​

Calculate distance to another position.

otherOther position Distance in pixels

int32_t distanceSquaredTo(const Point &other) const​

Calculate squared distance to another position (faster than distanceTo)

otherOther position Squared distance