org.apache.sis.portrayal/org/apache/sis/portrayal/PlanarCanvas.html - sis-site - Git at Google

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 <div class="sub-title"><span class="module-label-in-type">Module</span>&nbsp;<a href="../../../../module-summary.html">org.apache.sis.portrayal</a></div>
 <div class="sub-title"><span class="package-label-in-type">Package</span>&nbsp;<a href="package-summary.html">org.apache.sis.portrayal</a></div>
 <h1 title="Class PlanarCanvas" class="title">Class PlanarCanvas</h1>
 </div>
 <div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>
 <div class="inheritance"><a href="Canvas.html" title="class in org.apache.sis.portrayal">Canvas</a>
 <div class="inheritance">PlanarCanvas</div>
 </div>
 </div>
 <section class="class-description" id="class-description">
 <dl class="notes">
 <dt>All Implemented Interfaces:</dt>
 <dd><code><a href="../../../../../org.apache.sis.util/org/apache/sis/util/Localized.html" title="interface in org.apache.sis.util">Localized</a></code></dd>
 </dl>
 <dl class="notes">
 <dt>Direct Known Subclasses:</dt>
 <dd><code><a href="../../../../../org.apache.sis.gui/org/apache/sis/gui/map/MapCanvas.html" title="class in org.apache.sis.gui.map">MapCanvas</a></code></dd>
 </dl>
 <hr>
 <div class="type-signature"><span class="modifiers">public abstract class </span><span class="element-name type-name-label">PlanarCanvas</span>
 <span class="extends-implements">extends <a href="Canvas.html" title="class in org.apache.sis.portrayal">Canvas</a></span></div>
 <div class="block">A canvas for two-dimensional display device using a Cartesian coordinate system.
  Data are reduced to a two-dimensional slice before to be displayed.

  <h2 id="multi-threading-heading">Multi-threading</h2>
  <code>PlanarCanvas</code> is not thread-safe. Synchronization, if desired, must be done by the caller.
  Another common strategy is to interact with <code>PlanarCanvas</code> from a single thread,
  for example the Swing or JavaFX event queue.</div>
 <dl class="notes">
 <dt>Since:</dt>
 <dd>1.1</dd>
 </dl>
 </section>
 <section class="summary">
 <ul class="summary-list">
 <!-- =========== FIELD SUMMARY =========== -->
 <li>
 <section class="field-summary" id="field-summary">
 <h2>Field Summary</h2>
 <div class="caption"><span>Fields</span></div>
 <div class="summary-table three-column-summary">
 <div class="table-header col-first">Modifier and Type</div>
 <div class="table-header col-second">Field</div>
 <div class="table-header col-last">Description</div>
 <div class="col-first even-row-color"><code>protected static final int</code></div>
 <div class="col-second even-row-color"><code><a href="#BIDIMENSIONAL" class="member-name-link">BIDIMENSIONAL</a></code></div>
 <div class="col-last even-row-color">
 <div class="block">The 2 constant for identifying code specific to bi-dimensional case.</div>
 </div>
 <div class="col-first odd-row-color"><code>protected final <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/java/awt/geom/AffineTransform.html" title="class or interface in java.awt.geom" class="external-link">AffineTransform</a></code></div>
 <div class="col-second odd-row-color"><code><a href="#objectiveToDisplay" class="member-name-link">objectiveToDisplay</a></code></div>
 <div class="col-last odd-row-color">
 <div class="block">The conversion from <a href="Canvas.html#getObjectiveCRS()">objective CRS</a> to the display coordinate system as a
  Java2D affine transform.</div>
 </div>
 </div>
 <div class="inherited-list">
 <h3 id="fields-inherited-from-class-Canvas">Fields inherited from class&nbsp;<a href="Canvas.html" title="class in org.apache.sis.portrayal">Canvas</a></h3>
 <code><a href="Canvas.html#DISPLAY_BOUNDS_PROPERTY">DISPLAY_BOUNDS_PROPERTY</a>, <a href="Canvas.html#OBJECTIVE_CRS_PROPERTY">OBJECTIVE_CRS_PROPERTY</a>, <a href="Canvas.html#OBJECTIVE_TO_DISPLAY_PROPERTY">OBJECTIVE_TO_DISPLAY_PROPERTY</a>, <a href="Canvas.html#POINT_OF_INTEREST_PROPERTY">POINT_OF_INTEREST_PROPERTY</a></code></div>
 </section>
 </li>
 <!-- ======== CONSTRUCTOR SUMMARY ======== -->
 <li>
 <section class="constructor-summary" id="constructor-summary">
 <h2>Constructor Summary</h2>
 <div class="caption"><span>Constructors</span></div>
 <div class="summary-table three-column-summary">
 <div class="table-header col-first">Modifier</div>
 <div class="table-header col-second">Constructor</div>
 <div class="table-header col-last">Description</div>
 <div class="col-first even-row-color"><code>protected </code></div>
 <div class="col-constructor-name even-row-color"><code><a href="#%3Cinit%3E(java.util.Locale)" class="member-name-link">PlanarCanvas</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Locale.html" title="class or interface in java.util" class="external-link">Locale</a>&nbsp;locale)</code></div>
 <div class="col-last even-row-color">
 <div class="block">Creates a new two-dimensional canvas.</div>
 </div>
 </div>
 </section>
 </li>
 <!-- ========== METHOD SUMMARY =========== -->
 <li>
 <section class="method-summary" id="method-summary">
 <h2>Method Summary</h2>
 <div id="method-summary-table">
 <div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="method-summary-table-tab0" role="tab" aria-selected="true" aria-controls="method-summary-table.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table', 3)" class="active-table-tab">All Methods</button><button id="method-summary-table-tab2" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab2', 3)" class="table-tab">Instance Methods</button><button id="method-summary-table-tab4" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab4', 3)" class="table-tab">Concrete Methods</button></div>
 <div id="method-summary-table.tabpanel" role="tabpanel">
 <div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0">
 <div class="table-header col-first">Modifier and Type</div>
 <div class="table-header col-second">Method</div>
 <div class="table-header col-last">Description</div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>final void</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#addPropertyChangeListener(java.lang.String,java.beans.PropertyChangeListener)" class="member-name-link">addPropertyChangeListener</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;propertyName,
  <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/java/beans/PropertyChangeListener.html" title="class or interface in java.beans" class="external-link">PropertyChangeListener</a>&nbsp;listener)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">Registers a listener for the property of the given name.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected void</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#firePropertyChange(java.beans.PropertyChangeEvent)" class="member-name-link">firePropertyChange</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/java/beans/PropertyChangeEvent.html" title="class or interface in java.beans" class="external-link">PropertyChangeEvent</a>&nbsp;event)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">Notifies all registered listeners that a property changed its value.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected void</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#firePropertyChange(java.lang.String,java.lang.Object,java.lang.Object)" class="member-name-link">firePropertyChange</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;propertyName,
  <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&nbsp;oldValue,
  <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&nbsp;newValue)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">Notifies all registered listeners that a property of the given name changed its value.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="../../../../../org.apache.sis.referencing/org/apache/sis/geometry/Envelope2D.html" title="class in org.apache.sis.geometry">Envelope2D</a></code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getDisplayBounds()" class="member-name-link">getDisplayBounds</a>()</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">Returns the size and location of the display device.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected final boolean</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#hasPropertyChangeListener(java.lang.String)" class="member-name-link">hasPropertyChangeListener</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;propertyName)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">Returns <code>true</code> if the given property has at least one listener.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>final void</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#removePropertyChangeListener(java.lang.String,java.beans.PropertyChangeListener)" class="member-name-link">removePropertyChangeListener</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;propertyName,
  <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/java/beans/PropertyChangeListener.html" title="class or interface in java.beans" class="external-link">PropertyChangeListener</a>&nbsp;listener)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">Unregisters a property listener.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#transformDisplayCoordinates(java.awt.geom.AffineTransform)" class="member-name-link">transformDisplayCoordinates</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/java/awt/geom/AffineTransform.html" title="class or interface in java.awt.geom" class="external-link">AffineTransform</a>&nbsp;after)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">Updates the <cite>objective to display</cite> transform as if the given transform was applied <em>after</em>
  the current transform.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#transformObjectiveCoordinates(java.awt.geom.AffineTransform)" class="member-name-link">transformObjectiveCoordinates</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/java/awt/geom/AffineTransform.html" title="class or interface in java.awt.geom" class="external-link">AffineTransform</a>&nbsp;before)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">Updates the <cite>objective to display</cite> transform as if the given transform was applied <em>before</em>
  the current transform.</div>
 </div>
 </div>
 </div>
 </div>
 <div class="inherited-list">
 <h3 id="methods-inherited-from-class-Canvas">Methods inherited from class&nbsp;<a href="Canvas.html" title="class in org.apache.sis.portrayal">Canvas</a></h3>
 <code><a href="Canvas.html#getDisplayCRS()">getDisplayCRS</a>, <a href="Canvas.html#getGeographicArea()">getGeographicArea</a>, <a href="Canvas.html#getGridGeometry()">getGridGeometry</a>, <a href="Canvas.html#getLocale()">getLocale</a>, <a href="Canvas.html#getObjectiveCRS()">getObjectiveCRS</a>, <a href="Canvas.html#getObjectiveToDisplay()">getObjectiveToDisplay</a>, <a href="Canvas.html#getPointOfInterest(boolean)">getPointOfInterest</a>, <a href="Canvas.html#getSpatialResolution()">getSpatialResolution</a>, <a href="Canvas.html#setDisplayBounds(org.opengis.geometry.Envelope)">setDisplayBounds</a>, <a href="Canvas.html#setGridGeometry(org.apache.sis.coverage.grid.GridGeometry)">setGridGeometry</a>, <a href="Canvas.html#setObjectiveCRS(org.opengis.referencing.crs.CoordinateReferenceSystem,org.opengis.geometry.DirectPosition)">setObjectiveCRS</a>, <a href="Canvas.html#setObjectiveToDisplay(org.apache.sis.referencing.operation.transform.LinearTransform)">setObjectiveToDisplay</a>, <a href="Canvas.html#setPointOfInterest(org.opengis.geometry.DirectPosition)">setPointOfInterest</a></code></div>
 <div class="inherited-list">
 <h3 id="methods-inherited-from-class-Object">Methods inherited from class&nbsp;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></h3>
 <code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#clone()" title="class or interface in java.lang" class="external-link">clone</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang" class="external-link">equals</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#finalize()" title="class or interface in java.lang" class="external-link">finalize</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#getClass()" title="class or interface in java.lang" class="external-link">getClass</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#hashCode()" title="class or interface in java.lang" class="external-link">hashCode</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#notify()" title="class or interface in java.lang" class="external-link">notify</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#notifyAll()" title="class or interface in java.lang" class="external-link">notifyAll</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#toString()" title="class or interface in java.lang" class="external-link">toString</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#wait()" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#wait(long)" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#wait(long,int)" title="class or interface in java.lang" class="external-link">wait</a></code></div>
 </section>
 </li>
 </ul>
 </section>
 <section class="details">
 <ul class="details-list">
 <!-- ============ FIELD DETAIL =========== -->
 <li>
 <section class="field-details" id="field-detail">
 <h2>Field Details</h2>
 <ul class="member-list">
 <li>
 <section class="detail" id="BIDIMENSIONAL">
 <h3>BIDIMENSIONAL</h3>
 <div class="member-signature"><span class="modifiers">protected static final</span>&nbsp;<span class="return-type">int</span>&nbsp;<span class="element-name">BIDIMENSIONAL</span></div>
 <div class="block">The 2 constant for identifying code specific to bi-dimensional case.</div>
 <dl class="notes">
 <dt>See Also:</dt>
 <dd>
 <ul class="tag-list">
 <li><a href="../../../../../constant-values.html#org.apache.sis.portrayal.PlanarCanvas.BIDIMENSIONAL">Constant Field Values</a></li>
 </ul>
 </dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="objectiveToDisplay">
 <h3>objectiveToDisplay</h3>
 <div class="member-signature"><span class="modifiers">protected final</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/java/awt/geom/AffineTransform.html" title="class or interface in java.awt.geom" class="external-link">AffineTransform</a></span>&nbsp;<span class="element-name">objectiveToDisplay</span></div>
 <div class="block">The conversion from <a href="Canvas.html#getObjectiveCRS()">objective CRS</a> to the display coordinate system as a
  Java2D affine transform. This transform will be modified in-place when user applies zoom, translation or
  rotation on the view area. Subclasses should generally not modify this affine transform directly; invoke
  one of the <code>transform<var>Foo</var>Coordinates(AffineTransform)</code> methods instead.</div>
 <dl class="notes">
 <dt>See Also:</dt>
 <dd>
 <ul class="tag-list-long">
 <li><a href="Canvas.html#getObjectiveToDisplay()"><code>Canvas.getObjectiveToDisplay()</code></a></li>
 <li><a href="#transformObjectiveCoordinates(java.awt.geom.AffineTransform)"><code>transformObjectiveCoordinates(AffineTransform)</code></a></li>
 <li><a href="#transformDisplayCoordinates(java.awt.geom.AffineTransform)"><code>transformDisplayCoordinates(AffineTransform)</code></a></li>
 </ul>
 </dd>
 </dl>
 </section>
 </li>
 </ul>
 </section>
 </li>
 <!-- ========= CONSTRUCTOR DETAIL ======== -->
 <li>
 <section class="constructor-details" id="constructor-detail">
 <h2>Constructor Details</h2>
 <ul class="member-list">
 <li>
 <section class="detail" id="&lt;init&gt;(java.util.Locale)">
 <h3>PlanarCanvas</h3>
 <div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="element-name">PlanarCanvas</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Locale.html" title="class or interface in java.util" class="external-link">Locale</a>&nbsp;locale)</span></div>
 <div class="block">Creates a new two-dimensional canvas.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>locale</code> - the locale to use for labels and some messages, or <code>null</code> for default.</dd>
 </dl>
 </section>
 </li>
 </ul>
 </section>
 </li>
 <!-- ============ METHOD DETAIL ========== -->
 <li>
 <section class="method-details" id="method-detail">
 <h2>Method Details</h2>
 <ul class="member-list">
 <li>
 <section class="detail" id="getDisplayBounds()">
 <h3>getDisplayBounds</h3>
 <div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="../../../../../org.apache.sis.referencing/org/apache/sis/geometry/Envelope2D.html" title="class in org.apache.sis.geometry">Envelope2D</a></span>&nbsp;<span class="element-name">getDisplayBounds</span>()</div>
 <div class="block">Returns the size and location of the display device. The unit of measurement is
  <a href="../../../../../org.apache.sis.util/org/apache/sis/measure/Units.html#PIXEL"><code>Units.PIXEL</code></a> and coordinate values are usually (but not necessarily) integers.

  <p>This value may be <code>null</code> on newly created <code>Canvas</code>, before data are added and canvas
  is configured. It should not be <code>null</code> anymore once a <code>Canvas</code> is ready for displaying.
  The returned envelope is a copy; display changes happening after this method invocation will not be
  reflected in the returned envelope.</p></div>
 <dl class="notes">
 <dt>Overrides:</dt>
 <dd><code><a href="Canvas.html#getDisplayBounds()">getDisplayBounds</a></code>&nbsp;in class&nbsp;<code><a href="Canvas.html" title="class in org.apache.sis.portrayal">Canvas</a></code></dd>
 <dt>Returns:</dt>
 <dd>size and location of the display device in pixel coordinates.</dd>
 <dt>See Also:</dt>
 <dd>
 <ul class="tag-list-long">
 <li><a href="Canvas.html#setDisplayBounds(org.opengis.geometry.Envelope)"><code>Canvas.setDisplayBounds(Envelope)</code></a></li>
 </ul>
 </dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="transformObjectiveCoordinates(java.awt.geom.AffineTransform)">
 <h3>transformObjectiveCoordinates</h3>
 <div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">transformObjectiveCoordinates</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/java/awt/geom/AffineTransform.html" title="class or interface in java.awt.geom" class="external-link">AffineTransform</a>&nbsp;before)</span></div>
 <div class="block">Updates the <cite>objective to display</cite> transform as if the given transform was applied <em>before</em>
  the current transform. For example if the given <code>before</code> transform is a translation, then the translation
  vector is in units of the <a href="Canvas.html#getObjectiveCRS()">objective CRS</a> (typically metres on the map).

  <p>This method does nothing if the given transform is identity.
  Otherwise an <a href="Canvas.html#OBJECTIVE_TO_DISPLAY_PROPERTY">"objectiveToDisplay"</a> property change event will be sent with the
  <a href="TransformChangeEvent.Reason.html#OBJECTIVE_NAVIGATION"><code>TransformChangeEvent.Reason.OBJECTIVE_NAVIGATION</code></a> reason after the change became effective.
  Depending on the implementation, the change may not take effect immediately.
  For example, subclasses may do the rendering in a background thread.</p></div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>before</code> - coordinate conversion to apply before the current <cite>objective to display</cite> transform.</dd>
 <dt>See Also:</dt>
 <dd>
 <ul class="tag-list-long">
 <li><a href="TransformChangeEvent.html#getObjectiveChange()"><code>TransformChangeEvent.getObjectiveChange()</code></a></li>
 </ul>
 </dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="transformDisplayCoordinates(java.awt.geom.AffineTransform)">
 <h3>transformDisplayCoordinates</h3>
 <div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">transformDisplayCoordinates</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/java/awt/geom/AffineTransform.html" title="class or interface in java.awt.geom" class="external-link">AffineTransform</a>&nbsp;after)</span></div>
 <div class="block">Updates the <cite>objective to display</cite> transform as if the given transform was applied <em>after</em>
  the current transform. For example if the given <code>after</code> transform is a translation, then the translation
  vector is in pixel units.

  <p>This method does nothing if the given transform is identity.
  Otherwise an <a href="Canvas.html#OBJECTIVE_TO_DISPLAY_PROPERTY">"objectiveToDisplay"</a> property change event will be sent with the
  <a href="TransformChangeEvent.Reason.html#DISPLAY_NAVIGATION"><code>TransformChangeEvent.Reason.DISPLAY_NAVIGATION</code></a> reason after the change became effective.
  Depending on the implementation, the change may not take effect immediately.
  For example, subclasses may do the rendering in a background thread.</p></div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>after</code> - coordinate conversion to apply after the current <cite>objective to display</cite> transform.</dd>
 <dt>See Also:</dt>
 <dd>
 <ul class="tag-list-long">
 <li><a href="TransformChangeEvent.html#getDisplayChange()"><code>TransformChangeEvent.getDisplayChange()</code></a></li>
 </ul>
 </dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="addPropertyChangeListener(java.lang.String,java.beans.PropertyChangeListener)">
 <h3>addPropertyChangeListener</h3>
 <div class="member-signature"><span class="modifiers">public final</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">addPropertyChangeListener</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;propertyName,
  <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/java/beans/PropertyChangeListener.html" title="class or interface in java.beans" class="external-link">PropertyChangeListener</a>&nbsp;listener)</span></div>
 <div class="block">Registers a listener for the property of the given name.
  The listener will be notified every time that the property of the given name got a new value.
  If the same listener is registered twice for the same property, then it will be notified twice
  (this method does not perform duplication checks).</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>propertyName</code> - name of the property to listen (should be one of the <code>*_PROPERTY</code> constants).</dd>
 <dd><code>listener</code> - property listener to register.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="removePropertyChangeListener(java.lang.String,java.beans.PropertyChangeListener)">
 <h3>removePropertyChangeListener</h3>
 <div class="member-signature"><span class="modifiers">public final</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">removePropertyChangeListener</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;propertyName,
  <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/java/beans/PropertyChangeListener.html" title="class or interface in java.beans" class="external-link">PropertyChangeListener</a>&nbsp;listener)</span></div>
 <div class="block">Unregisters a property listener. The given <code>propertyName</code> should be the name used during
  <a href="#addPropertyChangeListener(java.lang.String,java.beans.PropertyChangeListener)">listener registration</a>.
  If the specified listener is not registered for the named property, then nothing happen.
  If the listener has been registered twice, then only one registration is removed
  (one registration will remain).</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>propertyName</code> - name of the listened property.</dd>
 <dd><code>listener</code> - property listener to unregister.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="hasPropertyChangeListener(java.lang.String)">
 <h3>hasPropertyChangeListener</h3>
 <div class="member-signature"><span class="modifiers">protected final</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name">hasPropertyChangeListener</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;propertyName)</span></div>
 <div class="block">Returns <code>true</code> if the given property has at least one listener.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>propertyName</code> - name of the property to test.</dd>
 <dt>Returns:</dt>
 <dd><code>true</code> if the given property has at least one listener.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="firePropertyChange(java.lang.String,java.lang.Object,java.lang.Object)">
 <h3>firePropertyChange</h3>
 <div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">firePropertyChange</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;propertyName,
  <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&nbsp;oldValue,
  <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&nbsp;newValue)</span></div>
 <div class="block">Notifies all registered listeners that a property of the given name changed its value.
  The <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/EventObject.html#getSource()" title="class or interface in java.util" class="external-link">change event source</a> will be <code>this</code>.
  It is caller responsibility to verify that the old and new values are different
  (this method does not check for equality).</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>propertyName</code> - name of the property that changed its value.</dd>
 <dd><code>oldValue</code> - the old property value (may be <code>null</code>).</dd>
 <dd><code>newValue</code> - the new property value (may be <code>null</code>).</dd>
 <dt>See Also:</dt>
 <dd>
 <ul class="tag-list">
 <li><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/java/beans/PropertyChangeEvent.html" title="class or interface in java.beans" class="external-link"><code>PropertyChangeEvent</code></a></li>
 <li><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/java/beans/PropertyChangeListener.html" title="class or interface in java.beans" class="external-link"><code>PropertyChangeListener</code></a></li>
 </ul>
 </dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="firePropertyChange(java.beans.PropertyChangeEvent)">
 <h3>firePropertyChange</h3>
 <div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">firePropertyChange</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/java/beans/PropertyChangeEvent.html" title="class or interface in java.beans" class="external-link">PropertyChangeEvent</a>&nbsp;event)</span></div>
 <div class="block">Notifies all registered listeners that a property changed its value.
  It is caller responsibility to verify that the event source and property name are valid.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>event</code> - the event to forward. Cannot be null.</dd>
 <dt>See Also:</dt>
 <dd>
 <ul class="tag-list">
 <li><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/java/beans/PropertyChangeEvent.html" title="class or interface in java.beans" class="external-link"><code>PropertyChangeEvent</code></a></li>
 <li><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/java/beans/PropertyChangeListener.html" title="class or interface in java.beans" class="external-link"><code>PropertyChangeListener</code></a></li>
 </ul>
 </dd>
 </dl>
 </section>
 </li>
 </ul>
 </section>
 </li>
 </ul>
 </section>
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