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/*
* Copyright (c) 2008, 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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*/
package javafx.geometry;
/**
* The base class for objects that are used to describe the bounds of a node or
* other scene graph object. One interesting characteristic of a Bounds object
* is that it may have a negative width, height, or depth. A negative value
* for any of these indicates that the Bounds are "empty".
*
* @since JavaFX 2.0
*/
public abstract class Bounds {
/**
* The x coordinate of the upper-left corner of this {@code Bounds}.
*
* @return the x coordinate of the upper-left corner
* @defaultValue 0.0
*/
public final double getMinX() { return minX; }
private double minX;
/**
* The y coordinate of the upper-left corner of this {@code Bounds}.
*
* @return the y coordinate of the upper-left corner
* @defaultValue 0.0
*/
public final double getMinY() { return minY; }
private double minY;
/**
* The minimum z coordinate of this {@code Bounds}.
*
* @return the minimum z coordinate
* @defaultValue 0.0
*/
public final double getMinZ() { return minZ; }
private double minZ;
/**
* The width of this {@code Bounds}.
*
* @return the width
* @defaultValue 0.0
*/
public final double getWidth() { return width; }
private double width;
/**
* The height of this {@code Bounds}.
*
* @return the height
* @defaultValue 0.0
*/
public final double getHeight() { return height; }
private double height;
/**
* The depth of this {@code Bounds}.
*
* @return the depth
* @defaultValue 0.0
*/
public final double getDepth() { return depth; }
private double depth;
/**
* The x coordinate of the lower-right corner of this {@code Bounds}.
*
* @return the x coordinate of the lower-right corner
* @defaultValue {@code minX + width}
*/
public final double getMaxX() { return maxX; }
private double maxX;
/**
* The y coordinate of the lower-right corner of this {@code Bounds}.
*
* @return the y coordinate of the lower-right corner
* @defaultValue {@code minY + height}
*/
public final double getMaxY() { return maxY; }
private double maxY;
/**
* The maximum z coordinate of this {@code Bounds}.
*
* @return the maximum z coordinate
* @defaultValue {@code minZ + depth}
*/
public final double getMaxZ() { return maxZ; }
private double maxZ;
/**
* The central x coordinate of this {@code Bounds}.
*
* @return the central x coordinate
* @implSpec This call is equivalent to {@code (getMaxX() + getMinX())/2.0}.
* @since 11
*/
public final double getCenterX() {
return (getMaxX() + getMinX()) * 0.5;
}
/**
* The central y coordinate of this {@code Bounds}.
*
* @return the central y coordinate
* @implSpec This call is equivalent to {@code (getMaxY() + getMinY())/2.0}.
* @since 11
*/
public final double getCenterY() {
return (getMaxY() + getMinY()) * 0.5;
}
/**
* The central z coordinate of this {@code Bounds}.
*
* @return the central z coordinate
* @implSpec This call is equivalent to {@code (getMaxZ() + getMinZ())/2.0}.
* @since 11
*/
public final double getCenterZ() {
return (getMaxZ() + getMinZ()) * 0.5;
}
/**
* Indicates whether any of the dimensions(width, height or depth) of this bounds
* is less than zero.
* @return true if any of the dimensions(width, height or depth) of this bounds
* is less than zero
*/
public abstract boolean isEmpty();
/**
* Tests if the specified point is inside the boundary of {@code Bounds}.
*
* @param p the specified point to be tested
* @return true if the specified point is inside the boundary of this
* {@code Bounds}; false otherwise
*/
public abstract boolean contains(Point2D p);
/**
* Tests if the specified point is inside the boundary of {@code Bounds}.
*
* @param p the specified 3D point to be tested
* @return true if the specified point is inside the boundary of this
* {@code Bounds}; false otherwise
*/
public abstract boolean contains(Point3D p);
/**
* Tests if the specified {@code (x, y)} coordinates are inside the boundary
* of {@code Bounds}.
*
* @param x the specified x coordinate to be tested
* @param y the specified y coordinate to be tested
* @return true if the specified {@code (x, y)} coordinates are inside the
* boundary of this {@code Bounds}; false otherwise
*/
public abstract boolean contains(double x, double y);
/**
* Tests if the specified {@code (x, y, z)} coordinates are inside the boundary
* of {@code Bounds}.
*
* @param x the specified x coordinate to be tested
* @param y the specified y coordinate to be tested
* @param z the specified z coordinate to be tested
* @return true if the specified {@code (x, y)} coordinates are inside the
* boundary of this {@code Bounds}; false otherwise
*/
public abstract boolean contains(double x, double y, double z);
/**
* Tests if the interior of this {@code Bounds} entirely contains the
* specified Bounds, {@code b}.
*
* @param b The specified Bounds
* @return true if the specified Bounds, {@code b}, is inside the
* boundary of this {@code Bounds}; false otherwise
*/
public abstract boolean contains(Bounds b);
/**
* Tests if the interior of this {@code Bounds} entirely contains the
* specified rectangular area.
*
* @param x the x coordinate of the upper-left corner of the specified
* rectangular area
* @param y the y coordinate of the upper-left corner of the specified
* rectangular area
* @param w the width of the specified rectangular area
* @param h the height of the specified rectangular area
* @return true if the interior of this {@code Bounds} entirely contains
* the specified rectangular area; false otherwise
*/
public abstract boolean contains(double x, double y, double w, double h);
/**
* Tests if the interior of this {@code Bounds} entirely contains the
* specified rectangular area.
*
* @param x the x coordinate of the upper-left corner of the specified
* rectangular volume
* @param y the y coordinate of the upper-left corner of the specified
* rectangular volume
* @param z the z coordinate of the upper-left corner of the specified
* rectangular volume
* @param w the width of the specified rectangular volume
* @param h the height of the specified rectangular volume
* @param d the depth of the specified rectangular volume
* @return true if the interior of this {@code Bounds} entirely contains
* the specified rectangular area; false otherwise
*/
public abstract boolean contains(double x, double y, double z,
double w, double h, double d);
/**
* Tests if the interior of this {@code Bounds} intersects the interior
* of a specified Bounds, {@code b}.
*
* @param b The specified Bounds
* @return true if the interior of this {@code Bounds} and the interior
* of the specified Bounds, {@code b}, intersect
*/
public abstract boolean intersects(Bounds b);
/**
* Tests if the interior of this {@code Bounds} intersects the interior
* of a specified rectangular area.
*
* @param x the x coordinate of the upper-left corner of the specified
* rectangular area
* @param y the y coordinate of the upper-left corner of the specified
* rectangular area
* @param w the width of the specified rectangular area
* @param h the height of the specified rectangular area
* @return true if the interior of this {@code Bounds} and the interior
* of the rectangular area intersect
*/
public abstract boolean intersects(double x, double y, double w, double h);
/**
* Tests if the interior of this {@code Bounds} intersects the interior
* of a specified rectangular area.
*
* @param x the x coordinate of the upper-left corner of the specified
* rectangular volume
* @param y the y coordinate of the upper-left corner of the specified
* rectangular volume
* @param z the z coordinate of the upper-left corner of the specified
* rectangular volume
* @param w the width of the specified rectangular volume
* @param h the height of the specified rectangular volume
* @param d the depth of the specified rectangular volume
* @return true if the interior of this {@code Bounds} and the interior
* of the rectangular area intersect
*/
public abstract boolean intersects(double x, double y, double z,
double w, double h, double d);
/**
* Creates a new instance of {@code Bounds} class.
* @param minX the X coordinate of the upper-left corner
* @param minY the Y coordinate of the upper-left corner
* @param minZ the minimum z coordinate of the {@code Bounds}
* @param width the width of the {@code Bounds}
* @param height the height of the {@code Bounds}
* @param depth the depth of the {@code Bounds}
*/
protected Bounds(double minX, double minY, double minZ, double width, double height, double depth) {
this.minX = minX;
this.minY = minY;
this.minZ = minZ;
this.width = width;
this.height = height;
this.depth = depth;
this.maxX = minX + width;
this.maxY = minY + height;
this.maxZ = minZ + depth;
}
}
