Package androidx.constraintlayout.core.state.helpers

Class ChainReference

java.lang.Object

androidx.constraintlayout.core.state.ConstraintReference

androidx.constraintlayout.core.state.HelperReference

androidx.constraintlayout.core.state.helpers.ChainReference

All Implemented Interfaces:

Facade, Reference

Direct Known Subclasses:

HorizontalChainReference, VerticalChainReference

public class ChainReference
extends HelperReference

Nested Class Summary

Nested classes/interfaces inherited from class androidx.constraintlayout.core.state.ConstraintReference

ConstraintReference.ConstraintReferenceFactory

Field Summary

Fields

Modifier and Type	Field	Description
protected float	mBias
protected java.util.HashMap<java.lang.String,java.lang.Float>	mMapPostMargin
protected java.util.HashMap<java.lang.String,java.lang.Float>	mMapPreMargin
protected java.util.HashMap<java.lang.String,java.lang.Float>	mMapWeights
protected State.Chain	mStyle

Fields inherited from class androidx.constraintlayout.core.state.HelperReference

mHelperState, mReferences

Fields inherited from class androidx.constraintlayout.core.state.ConstraintReference

mBottomToBottom, mBottomToTop, mEndToEnd, mEndToStart, mHorizontalBias, mLeftToLeft, mLeftToRight, mMarginBottom, mMarginBottomGone, mMarginEnd, mMarginEndGone, mMarginLeft, mMarginLeftGone, mMarginRight, mMarginRightGone, mMarginStart, mMarginStartGone, mMarginTop, mMarginTopGone, mRightToLeft, mRightToRight, mStartToEnd, mStartToStart, mTopToBottom, mTopToTop, mVerticalBias

Constructor Summary

Constructors

Constructor	Description
ChainReference(State state, State.Helper type)

Method Summary

Modifier and Type	Method	Description
void	addChainElement(java.lang.String id, float weight, float preMargin, float postMargin)
ChainReference	bias(float bias)
float	getBias()
protected float	getPostMargin(java.lang.String id)
protected float	getPreMargin(java.lang.String id)
State.Chain	getStyle()
protected float	getWeight(java.lang.String id)
ChainReference	style(State.Chain style)

Methods inherited from class androidx.constraintlayout.core.state.HelperReference

add, apply, applyBase, getConstraintWidget, getHelperWidget, getType, setHelperWidget

Methods inherited from class androidx.constraintlayout.core.state.ConstraintReference

addCustomColor, addCustomFloat, alpha, applyWidgetConstraints, baseline, baselineToBaseline, baselineToBottom, baselineToTop, bottom, bottomToBottom, bottomToTop, centerHorizontally, centerVertically, circularConstraint, clear, clearAll, clearHorizontal, clearVertical, createConstraintWidget, end, endToEnd, endToStart, getAlpha, getFacade, getHeight, getHorizontalChainStyle, getHorizontalChainWeight, getKey, getPivotX, getPivotY, getRotationX, getRotationY, getRotationZ, getScaleX, getScaleY, getTag, getTranslationX, getTranslationY, getTranslationZ, getVerticalChainStyle, getVerticalChainWeight, getView, getWidth, height, horizontalBias, left, leftToLeft, leftToRight, margin, margin, marginGone, marginGone, pivotX, pivotY, right, rightToLeft, rightToRight, rotationX, rotationY, rotationZ, scaleX, scaleY, setConstraintWidget, setFacade, setHeight, setHorizontalChainStyle, setHorizontalChainWeight, setKey, setTag, setVerticalChainStyle, setVerticalChainWeight, setView, setWidth, start, startToEnd, startToStart, top, topToBottom, topToTop, translationX, translationY, translationZ, validate, verticalBias, visibility, width

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

mBias

protected float mBias

mMapWeights

protected java.util.HashMap<java.lang.String,java.lang.Float> mMapWeights

mMapPreMargin

protected java.util.HashMap<java.lang.String,java.lang.Float> mMapPreMargin

mMapPostMargin

protected java.util.HashMap<java.lang.String,java.lang.Float> mMapPostMargin

mStyle

protected State.Chain mStyle

Constructor Detail

ChainReference

public ChainReference(State state,
                      State.Helper type)

Method Detail

getStyle

public State.Chain getStyle()

style

public ChainReference style(State.Chain style)

addChainElement

public void addChainElement(java.lang.String id,
                            float weight,
                            float preMargin,
                            float postMargin)

getWeight

protected float getWeight(java.lang.String id)

getPostMargin

protected float getPostMargin(java.lang.String id)

getPreMargin

protected float getPreMargin(java.lang.String id)

getBias

public float getBias()

bias

public ChainReference bias(float bias)

Overrides:

bias in class ConstraintReference