531 lines
24 KiB
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531 lines
24 KiB
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<title>Arrow (Parallel Java 2 Library Documentation)</title>
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<div class="subTitle">edu.rit.draw.item</div>
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<h2 title="Class Arrow" class="title">Class Arrow</h2>
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<div class="contentContainer">
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<ul class="inheritance">
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<li><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
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<li>edu.rit.draw.item.Arrow</li>
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<br>
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<pre>public class <span class="strong">Arrow</span>
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extends <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>
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implements <a href="http://docs.oracle.com/javase/7/docs/api/java/io/Externalizable.html?is-external=true" title="class or interface in java.io">Externalizable</a></pre>
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<div class="block">Class Arrow provides various kinds of arrowheads that can be added to the
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ends of a <a href="../../../../edu/rit/draw/item/Line.html" title="class in edu.rit.draw.item">Line</a>.</div>
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<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../serialized-form.html#edu.rit.draw.item.Arrow">Serialized Form</a></dd></dl>
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<caption><span>Fields</span><span class="tabEnd"> </span></caption>
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<tr>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<th class="colLast" scope="col">Field and Description</th>
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</tr>
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<tr class="altColor">
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<td class="colFirst"><code>static <a href="../../../../edu/rit/draw/item/Arrow.html" title="class in edu.rit.draw.item">Arrow</a></code></td>
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<td class="colLast"><code><strong><a href="../../../../edu/rit/draw/item/Arrow.html#NONE">NONE</a></strong></code>
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<div class="block">A nonexistent arrow.</div>
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</td>
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</tr>
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<tr class="rowColor">
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<td class="colFirst"><code>static <a href="../../../../edu/rit/draw/item/Arrow.html" title="class in edu.rit.draw.item">Arrow</a></code></td>
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<td class="colLast"><code><strong><a href="../../../../edu/rit/draw/item/Arrow.html#OPEN">OPEN</a></strong></code>
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<div class="block">An open arrow in the shape of a narrow triangle.</div>
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</td>
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</tr>
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<tr class="altColor">
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<td class="colFirst"><code>static <a href="../../../../edu/rit/draw/item/Arrow.html" title="class in edu.rit.draw.item">Arrow</a></code></td>
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<td class="colLast"><code><strong><a href="../../../../edu/rit/draw/item/Arrow.html#SOLID">SOLID</a></strong></code>
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<div class="block">A solid arrow in the shape of a narrow triangle.</div>
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</td>
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</tr>
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</table>
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</li>
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<caption><span>Constructors</span><span class="tabEnd"> </span></caption>
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<tr>
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<th class="colOne" scope="col">Constructor and Description</th>
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<td class="colOne"><code><strong><a href="../../../../edu/rit/draw/item/Arrow.html#Arrow()">Arrow</a></strong>()</code>
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<div class="block">Construct a new uninitialized arrow.</div>
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</td>
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</tr>
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</table>
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<caption><span>Methods</span><span class="tabEnd"> </span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<th class="colLast" scope="col">Method and Description</th>
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<td class="colFirst"><code>static float</code></td>
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<td class="colLast"><code><strong><a href="../../../../edu/rit/draw/item/Arrow.html#defaultSize()">defaultSize</a></strong>()</code>
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<div class="block">Returns the default arrow size.</div>
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</td>
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</tr>
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<tr class="rowColor">
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<td class="colFirst"><code>static void</code></td>
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<td class="colLast"><code><strong><a href="../../../../edu/rit/draw/item/Arrow.html#defaultSize(float)">defaultSize</a></strong>(float theSize)</code>
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<div class="block">Set the default arrow size.</div>
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</td>
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</tr>
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<tr class="altColor">
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<td class="colFirst"><code>void</code></td>
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<td class="colLast"><code><strong><a href="../../../../edu/rit/draw/item/Arrow.html#draw(java.awt.Graphics2D, float, double, double, double)">draw</a></strong>(<a href="http://docs.oracle.com/javase/7/docs/api/java/awt/Graphics2D.html?is-external=true" title="class or interface in java.awt">Graphics2D</a> g2d,
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float width,
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double x,
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double y,
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double phi)</code>
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<div class="block">Draw this arrow in the given graphics context.</div>
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</td>
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</tr>
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<tr class="rowColor">
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<td class="colFirst"><code>static <a href="../../../../edu/rit/draw/item/Arrow.html" title="class in edu.rit.draw.item">Arrow</a></code></td>
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<td class="colLast"><code><strong><a href="../../../../edu/rit/draw/item/Arrow.html#none()">none</a></strong>()</code>
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<div class="block">Construct a new nonexistent arrow.</div>
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</td>
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</tr>
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<tr class="altColor">
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<td class="colFirst"><code>static <a href="../../../../edu/rit/draw/item/Arrow.html" title="class in edu.rit.draw.item">Arrow</a></code></td>
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<td class="colLast"><code><strong><a href="../../../../edu/rit/draw/item/Arrow.html#open()">open</a></strong>()</code>
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<div class="block">Construct a new open arrow with the default arrow size.</div>
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</td>
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</tr>
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<tr class="rowColor">
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<td class="colFirst"><code>static <a href="../../../../edu/rit/draw/item/Arrow.html" title="class in edu.rit.draw.item">Arrow</a></code></td>
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<td class="colLast"><code><strong><a href="../../../../edu/rit/draw/item/Arrow.html#open(float)">open</a></strong>(float theSize)</code>
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<div class="block">Construct a new open arrow with the given arrow size.</div>
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</td>
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</tr>
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<tr class="altColor">
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<td class="colFirst"><code>void</code></td>
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<td class="colLast"><code><strong><a href="../../../../edu/rit/draw/item/Arrow.html#readExternal(java.io.ObjectInput)">readExternal</a></strong>(<a href="http://docs.oracle.com/javase/7/docs/api/java/io/ObjectInput.html?is-external=true" title="class or interface in java.io">ObjectInput</a> in)</code>
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<div class="block">Read this arrow from the given object input stream.</div>
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</td>
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</tr>
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<tr class="rowColor">
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<td class="colFirst"><code>static <a href="../../../../edu/rit/draw/item/Arrow.html" title="class in edu.rit.draw.item">Arrow</a></code></td>
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<td class="colLast"><code><strong><a href="../../../../edu/rit/draw/item/Arrow.html#solid()">solid</a></strong>()</code>
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<div class="block">Construct a new solid arrow with the default arrow size.</div>
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</td>
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</tr>
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<tr class="altColor">
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<td class="colFirst"><code>static <a href="../../../../edu/rit/draw/item/Arrow.html" title="class in edu.rit.draw.item">Arrow</a></code></td>
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<td class="colLast"><code><strong><a href="../../../../edu/rit/draw/item/Arrow.html#solid(float)">solid</a></strong>(float theSize)</code>
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<div class="block">Construct a new solid arrow with the given arrow size.</div>
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</td>
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</tr>
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<tr class="rowColor">
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<td class="colFirst"><code>void</code></td>
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<td class="colLast"><code><strong><a href="../../../../edu/rit/draw/item/Arrow.html#writeExternal(java.io.ObjectOutput)">writeExternal</a></strong>(<a href="http://docs.oracle.com/javase/7/docs/api/java/io/ObjectOutput.html?is-external=true" title="class or interface in java.io">ObjectOutput</a> out)</code>
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<div class="block">Write this arrow to the given object output stream.</div>
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<h3>Methods inherited from class java.lang.<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
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<code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</a></code></li>
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<h4>NONE</h4>
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<pre>public static final <a href="../../../../edu/rit/draw/item/Arrow.html" title="class in edu.rit.draw.item">Arrow</a> NONE</pre>
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<div class="block">A nonexistent arrow. The arrow size is 6.0.</div>
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<h4>SOLID</h4>
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<pre>public static final <a href="../../../../edu/rit/draw/item/Arrow.html" title="class in edu.rit.draw.item">Arrow</a> SOLID</pre>
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<div class="block">A solid arrow in the shape of a narrow triangle. The arrow size is 6.0.</div>
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</li>
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<a name="OPEN">
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<h4>OPEN</h4>
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<pre>public static final <a href="../../../../edu/rit/draw/item/Arrow.html" title="class in edu.rit.draw.item">Arrow</a> OPEN</pre>
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<div class="block">An open arrow in the shape of a narrow triangle. The arrow size is 6.0.</div>
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</li>
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<h3>Constructor Detail</h3>
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<a name="Arrow()">
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<h4>Arrow</h4>
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<pre>public Arrow()</pre>
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<div class="block">Construct a new uninitialized arrow. This constructor is for use only by
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object deserialization.</div>
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<a name="defaultSize()">
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<h4>defaultSize</h4>
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<pre>public static float defaultSize()</pre>
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<div class="block">Returns the default arrow size. The arrow size is relative to the stroke
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width of the outline to which the arrow is attached.</div>
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<dl><dt><span class="strong">Returns:</span></dt><dd>Default arrow size.</dd></dl>
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<h4>defaultSize</h4>
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<pre>public static void defaultSize(float theSize)</pre>
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<div class="block">Set the default arrow size. The arrow size is relative to the stroke
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width of the outline to which the arrow is attached. If not set, the
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default arrow size is 6.0.</div>
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<dl><dt><span class="strong">Parameters:</span></dt><dd><code>theSize</code> - Default arrow size.</dd></dl>
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<a name="none()">
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<h4>none</h4>
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<pre>public static <a href="../../../../edu/rit/draw/item/Arrow.html" title="class in edu.rit.draw.item">Arrow</a> none()</pre>
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<div class="block">Construct a new nonexistent arrow.</div>
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<dl><dt><span class="strong">Returns:</span></dt><dd>Arrow.</dd></dl>
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<a name="solid()">
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<h4>solid</h4>
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<pre>public static <a href="../../../../edu/rit/draw/item/Arrow.html" title="class in edu.rit.draw.item">Arrow</a> solid()</pre>
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<div class="block">Construct a new solid arrow with the default arrow size.</div>
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<dl><dt><span class="strong">Returns:</span></dt><dd>Arrow.</dd></dl>
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</ul>
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<h4>solid</h4>
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<pre>public static <a href="../../../../edu/rit/draw/item/Arrow.html" title="class in edu.rit.draw.item">Arrow</a> solid(float theSize)</pre>
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<div class="block">Construct a new solid arrow with the given arrow size. The arrow size is
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relative to the stroke width of the outline to which the arrow is
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attached.</div>
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<dl><dt><span class="strong">Parameters:</span></dt><dd><code>theSize</code> - Arrow size.</dd>
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<dt><span class="strong">Returns:</span></dt><dd>Arrow.</dd></dl>
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</li>
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<a name="open()">
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<h4>open</h4>
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<pre>public static <a href="../../../../edu/rit/draw/item/Arrow.html" title="class in edu.rit.draw.item">Arrow</a> open()</pre>
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<div class="block">Construct a new open arrow with the default arrow size.</div>
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<dl><dt><span class="strong">Returns:</span></dt><dd>Arrow.</dd></dl>
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</ul>
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<a name="open(float)">
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<h4>open</h4>
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<pre>public static <a href="../../../../edu/rit/draw/item/Arrow.html" title="class in edu.rit.draw.item">Arrow</a> open(float theSize)</pre>
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<div class="block">Construct a new open arrow with the given arrow size. The arrow size is
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relative to the stroke width of the outline to which the arrow is
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attached.</div>
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<dl><dt><span class="strong">Parameters:</span></dt><dd><code>theSize</code> - Arrow size.</dd>
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<dt><span class="strong">Returns:</span></dt><dd>Arrow.</dd></dl>
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</li>
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</ul>
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<a name="writeExternal(java.io.ObjectOutput)">
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<h4>writeExternal</h4>
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<pre>public void writeExternal(<a href="http://docs.oracle.com/javase/7/docs/api/java/io/ObjectOutput.html?is-external=true" title="class or interface in java.io">ObjectOutput</a> out)
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throws <a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
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<div class="block">Write this arrow to the given object output stream.</div>
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<dl>
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<dt><strong>Specified by:</strong></dt>
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<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/Externalizable.html?is-external=true#writeExternal(java.io.ObjectOutput)" title="class or interface in java.io">writeExternal</a></code> in interface <code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/Externalizable.html?is-external=true" title="class or interface in java.io">Externalizable</a></code></dd>
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<dt><span class="strong">Parameters:</span></dt><dd><code>out</code> - Object output stream.</dd>
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<dt><span class="strong">Throws:</span></dt>
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<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - Thrown if an I/O error occurred.</dd></dl>
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<a name="readExternal(java.io.ObjectInput)">
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<h4>readExternal</h4>
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<pre>public void readExternal(<a href="http://docs.oracle.com/javase/7/docs/api/java/io/ObjectInput.html?is-external=true" title="class or interface in java.io">ObjectInput</a> in)
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throws <a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
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<div class="block">Read this arrow from the given object input stream.</div>
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<dl>
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<dt><strong>Specified by:</strong></dt>
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<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/Externalizable.html?is-external=true#readExternal(java.io.ObjectInput)" title="class or interface in java.io">readExternal</a></code> in interface <code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/Externalizable.html?is-external=true" title="class or interface in java.io">Externalizable</a></code></dd>
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<dt><span class="strong">Parameters:</span></dt><dd><code>in</code> - Object input stream.</dd>
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<dt><span class="strong">Throws:</span></dt>
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<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - Thrown if an I/O error occurred.</dd></dl>
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</li>
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</ul>
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<a name="draw(java.awt.Graphics2D, float, double, double, double)">
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<h4>draw</h4>
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<pre>public void draw(<a href="http://docs.oracle.com/javase/7/docs/api/java/awt/Graphics2D.html?is-external=true" title="class or interface in java.awt">Graphics2D</a> g2d,
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float width,
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double x,
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double y,
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double phi)</pre>
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<div class="block">Draw this arrow in the given graphics context. It assumes the graphics
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context's stroke and paint are already set to the correct values. The
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arrow is scaled to match the <TT>width</TT>. The arrow's tip is placed at
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the coordinates <TT>(x,y)</TT>. The arrow is rotated so it points in the
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direction given by <TT>phi</TT>.</div>
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<dl><dt><span class="strong">Parameters:</span></dt><dd><code>g2d</code> - 2-D graphics context.</dd><dd><code>width</code> - Stroke width.</dd><dd><code>x</code> - X coordinate of the arrow's tip.</dd><dd><code>y</code> - Y coordinate of the arrow's tip.</dd><dd><code>phi</code> - Angle in which the arrow points (radians).</dd></dl>
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</li>
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</ul>
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</li>
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</ul>
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</li>
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<p class="legalCopy"><small><FONT SIZE="-2">Copyright © 2013–2016 by Alan Kaminsky. All rights reserved. Send comments to ark</FONT><FONT SIZE="1" COLOR="#FFFFFF">­</FONT><FONT SIZE="-2">@</FONT><FONT SIZE="1" COLOR="#FFFFFF">­</FONT><FONT SIZE="-2">cs.rit.edu.</FONT></small></p>
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