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Bool.java
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138 lines (118 loc) · 4.4 KB
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/*
Copyright (c) 2009, Interactive Pulp, LLC
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* 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.
* Neither the name of Interactive Pulp, LLC nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 THE COPYRIGHT OWNER 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.
*/
package pulpcore.animation;
/**
An Bool is an boolean value that can be animated over time.
*/
public final class Bool extends Property {
public Bool() {
this(null, false);
}
public Bool(PropertyListener listener) {
this(listener, false);
}
public Bool(boolean value) {
this(null, value);
}
public Bool(PropertyListener listener, boolean value) {
super(listener, value ? 1 : 0);
}
public boolean get() {
return getValue() == 0 ? false : true;
}
protected void setValue(Number value) {
setValue(value.intValue());
}
/**
Sets the value of this Bool.
Any previous animations are stopped.
*/
public void set(boolean value) {
setValue(value?1:0);
setBehavior(null);
}
/**
Toggles the value of this Bool (same as the {@code ! } logical complement operator,
inverting the value).
Any previous animations are stopped.
*/
public void toggle() {
set(!get());
}
/**
Sets the value of this Bool after a specific delay.
Any previous animations are stopped.
*/
public void set(boolean value, int delay) {
setBehavior(new Tween(get()?1:0, value?1:0, delay, null, delay));
}
/**
Binds this property to the specified property. If this property is given a new behavior,
the binding is broken.
*/
public void bindTo(Bool property) {
setBehavior(new Binding(this, property, false));
}
/**
Bi-directionally binds this property to the specified property.
If this property is given a new behavior, the specified property is then bi-directionally
bound to this property. The binding is permanent, until a new bi-directional binding
is specified.
*/
public void bindWithInverse(Bool property) {
setBehavior(new Binding(this, property, true));
}
/**
Binds this property to the specified function.
*/
public void bindTo(BindFunction function) {
setBehavior(new Binding(this, function));
}
public String toString() {
return get() ? "true" : "false";
}
/**
Returns true if the specified object is a
{@code Bool} or
{@link java.lang.Boolean} and
its value is equal to this value.
*/
public boolean equals(Object obj) {
if (obj instanceof Bool) {
return get() == ((Bool)obj).get();
}
else if (obj instanceof Boolean) {
return get() == ((Boolean)obj).booleanValue();
}
else {
return false;
}
}
public int hashCode() {
// Same as java.lang.Boolean
return get() ? 1231 : 1237;
}
}