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Library for creating nicely layouted PDF documents based on PDFBox
/*
* Copyright (C) 2014-2024 Philip Helger (www.helger.com)
* philip[at]helger[dot]com
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.helger.pdflayout.spec;
import java.io.Serializable;
import javax.annotation.Nonnull;
import javax.annotation.concurrent.Immutable;
import com.helger.commons.ValueEnforcer;
import com.helger.commons.annotation.MustImplementEqualsAndHashcode;
import com.helger.commons.equals.EqualsHelper;
import com.helger.commons.hashcode.HashCodeGenerator;
import com.helger.commons.string.ToStringGenerator;
/**
* Defines a rectangular object.
*
* @author Philip Helger
*/
@Immutable
@MustImplementEqualsAndHashcode
public abstract class AbstractRectSpec implements Serializable
{
protected final float m_fTop;
protected final float m_fRight;
protected final float m_fBottom;
protected final float m_fLeft;
// Helper vars only
private final float m_fXSum;
private final float m_fYSum;
public AbstractRectSpec (@Nonnull final AbstractRectSpec aOther)
{
this (aOther.m_fTop, aOther.m_fRight, aOther.m_fBottom, aOther.m_fLeft);
}
public AbstractRectSpec (final float fTop, final float fRight, final float fBottom, final float fLeft)
{
ValueEnforcer.isFalse (Float.isNaN (fTop), "Top may not be NaN");
ValueEnforcer.isFalse (Float.isNaN (fRight), "Right may not be NaN");
ValueEnforcer.isFalse (Float.isNaN (fBottom), "Bottom may not be NaN");
ValueEnforcer.isFalse (Float.isNaN (fLeft), "Left may not be NaN");
m_fTop = fTop;
m_fRight = fRight;
m_fBottom = fBottom;
m_fLeft = fLeft;
m_fXSum = fLeft + fRight;
m_fYSum = fTop + fBottom;
}
public final boolean hasAnyValue ()
{
return m_fTop != 0 || m_fRight != 0 || m_fBottom != 0 || m_fLeft != 0;
}
/**
* @return Top value
*/
public final float getTop ()
{
return m_fTop;
}
/**
* @return Right value
*/
public final float getRight ()
{
return m_fRight;
}
/**
* @return Bottom value
*/
public final float getBottom ()
{
return m_fBottom;
}
/**
* @return Left value
*/
public final float getLeft ()
{
return m_fLeft;
}
/**
* @return Left + right value
*/
public final float getXSum ()
{
return m_fXSum;
}
/**
* @return Top + bottom value
*/
public final float getYSum ()
{
return m_fYSum;
}
@Override
public boolean equals (final Object o)
{
if (this == o)
return true;
if (o == null || !getClass ().equals (o.getClass ()))
return false;
final AbstractRectSpec rhs = (AbstractRectSpec) o;
return EqualsHelper.equals (m_fTop, rhs.m_fTop) &&
EqualsHelper.equals (m_fRight, rhs.m_fRight) &&
EqualsHelper.equals (m_fBottom, rhs.m_fBottom) &&
EqualsHelper.equals (m_fLeft, rhs.m_fLeft);
}
@Override
public int hashCode ()
{
return new HashCodeGenerator (this).append (m_fTop)
.append (m_fRight)
.append (m_fBottom)
.append (m_fLeft)
.getHashCode ();
}
@Override
public String toString ()
{
return new ToStringGenerator (null).append ("Top", m_fTop)
.append ("Right", m_fRight)
.append ("Bottom", m_fBottom)
.append ("Left", m_fLeft)
.append ("XSum", m_fXSum)
.append ("YSum", m_fYSum)
.getToString ();
}
}
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