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/**
* Copyright 2023 JogAmp Community. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* The views and conclusions contained in the software and documentation are those of the
* authors and should not be interpreted as representing official policies, either expressed
* or implied, of JogAmp Community.
*/
package com.jogamp.graph.ui.layout;
import com.jogamp.math.FloatUtil;
/**
* GraphUI CSS property Padding, unscaled space belonging to the element and included in the element's size.
* <p>
* The CSS padding properties are used to generate space around an element's content, inside of any defined borders.
* </p>
*/
public class Padding {
/** Zero padding constant. */
public static final Padding None = new Padding();
/** Top value (unscaled) */
public final float top;
/** Right value (unscaled) */
public final float right;
/** Bottom value (unscaled) */
public final float bottom;
/** Left value (unscaled) */
public final float left;
private Padding() {
this(0f);
}
/**
* Ctor
* @param top unscaled top value
* @param right unscaled right value
* @param bottom unscaled bottom value
* @param left unscaled left value
*/
public Padding(final float top, final float right, final float bottom, final float left) {
this.top = top; this.right = right; this.bottom = bottom; this.left = left;
}
/**
* Ctor
* @param top unscaled top value
* @param rl unscaled right and left value
* @param bottom unscaled bottom value
*/
public Padding(final float top, final float rl, final float bottom) {
this.top = top; this.right = rl; this.bottom = bottom; this.left = rl;
}
/**
* Ctor
* @param tb unscaled top and bottom value
* @param rl unscaled right and left value
*/
public Padding(final float tb, final float rl) {
this.top = tb; this.right = rl; this.bottom = tb; this.left = rl;
}
/**
* Ctor
* @param trbl unscaled top, right, bottom and left value
*/
public Padding(final float trbl) {
this.top = trbl; this.right = trbl; this.bottom = trbl; this.left = trbl;
}
/** Return unscaled width of horizontal values top + right. */
public float width() { return left + right; }
/** Return unscaled height of vertical values bottom + top. */
public float height() { return bottom + top; }
public boolean zeroWidth() { return FloatUtil.isZero( width() ); };
public boolean zeroHeight() { return FloatUtil.isZero( height() ); };
public boolean zeroSize() { return zeroWidth() && zeroHeight(); }
@Override
public String toString() { return "Padding[t "+top+", r "+right+", b "+bottom+", l "+left+"]"; }
}
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