xypointerannotation.html

jfreechart1。0。2的api。

<FONT color="green">362</FONT>            arrow.moveTo((float) endX, (float) endY);<a name="line.362"></a>
<FONT color="green">363</FONT>            arrow.lineTo((float) arrowLeftX, (float) arrowLeftY);<a name="line.363"></a>
<FONT color="green">364</FONT>            arrow.lineTo((float) arrowRightX, (float) arrowRightY);<a name="line.364"></a>
<FONT color="green">365</FONT>            arrow.closePath();<a name="line.365"></a>
<FONT color="green">366</FONT>    <a name="line.366"></a>
<FONT color="green">367</FONT>            g2.setStroke(this.arrowStroke);<a name="line.367"></a>
<FONT color="green">368</FONT>            g2.setPaint(this.arrowPaint);<a name="line.368"></a>
<FONT color="green">369</FONT>            Line2D line = new Line2D.Double(startX, startY, endX, endY);<a name="line.369"></a>
<FONT color="green">370</FONT>            g2.draw(line);<a name="line.370"></a>
<FONT color="green">371</FONT>            g2.fill(arrow);<a name="line.371"></a>
<FONT color="green">372</FONT>    <a name="line.372"></a>
<FONT color="green">373</FONT>            // draw the label<a name="line.373"></a>
<FONT color="green">374</FONT>            g2.setFont(getFont());<a name="line.374"></a>
<FONT color="green">375</FONT>            g2.setPaint(getPaint());<a name="line.375"></a>
<FONT color="green">376</FONT>            double labelX = j2DX <a name="line.376"></a>
<FONT color="green">377</FONT>                + Math.cos(this.angle) * (this.baseRadius + this.labelOffset);<a name="line.377"></a>
<FONT color="green">378</FONT>            double labelY = j2DY <a name="line.378"></a>
<FONT color="green">379</FONT>                + Math.sin(this.angle) * (this.baseRadius + this.labelOffset);<a name="line.379"></a>
<FONT color="green">380</FONT>            Rectangle2D hotspot = TextUtilities.drawAlignedString(getText(), <a name="line.380"></a>
<FONT color="green">381</FONT>                    g2, (float) labelX, (float) labelY, getTextAnchor());<a name="line.381"></a>
<FONT color="green">382</FONT>    <a name="line.382"></a>
<FONT color="green">383</FONT>            String toolTip = getToolTipText();<a name="line.383"></a>
<FONT color="green">384</FONT>            String url = getURL();<a name="line.384"></a>
<FONT color="green">385</FONT>            if (toolTip != null || url != null) {<a name="line.385"></a>
<FONT color="green">386</FONT>                addEntity(info, hotspot, rendererIndex, toolTip, url);<a name="line.386"></a>
<FONT color="green">387</FONT>            }<a name="line.387"></a>
<FONT color="green">388</FONT>            <a name="line.388"></a>
<FONT color="green">389</FONT>        }<a name="line.389"></a>
<FONT color="green">390</FONT>        <a name="line.390"></a>
<FONT color="green">391</FONT>        /**<a name="line.391"></a>
<FONT color="green">392</FONT>         * Tests this annotation for equality with an arbitrary object.<a name="line.392"></a>
<FONT color="green">393</FONT>         * <a name="line.393"></a>
<FONT color="green">394</FONT>         * @param obj  the object (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.394"></a>
<FONT color="green">395</FONT>         * <a name="line.395"></a>
<FONT color="green">396</FONT>         * @return &lt;code&gt;true&lt;/code&gt; or &lt;code&gt;false&lt;/code&gt;.<a name="line.396"></a>
<FONT color="green">397</FONT>         */<a name="line.397"></a>
<FONT color="green">398</FONT>        public boolean equals(Object obj) {<a name="line.398"></a>
<FONT color="green">399</FONT>            <a name="line.399"></a>
<FONT color="green">400</FONT>            if (obj == null) {<a name="line.400"></a>
<FONT color="green">401</FONT>                return false;<a name="line.401"></a>
<FONT color="green">402</FONT>            }<a name="line.402"></a>
<FONT color="green">403</FONT>            if (obj == this) {<a name="line.403"></a>
<FONT color="green">404</FONT>                return true;<a name="line.404"></a>
<FONT color="green">405</FONT>            }<a name="line.405"></a>
<FONT color="green">406</FONT>            if (!(obj instanceof XYPointerAnnotation)) {<a name="line.406"></a>
<FONT color="green">407</FONT>                return false;<a name="line.407"></a>
<FONT color="green">408</FONT>            }<a name="line.408"></a>
<FONT color="green">409</FONT>            if (!super.equals(obj)) {<a name="line.409"></a>
<FONT color="green">410</FONT>                return false;<a name="line.410"></a>
<FONT color="green">411</FONT>            }<a name="line.411"></a>
<FONT color="green">412</FONT>            XYPointerAnnotation that = (XYPointerAnnotation) obj;<a name="line.412"></a>
<FONT color="green">413</FONT>            if (this.angle != that.angle) {<a name="line.413"></a>
<FONT color="green">414</FONT>                return false;<a name="line.414"></a>
<FONT color="green">415</FONT>            }<a name="line.415"></a>
<FONT color="green">416</FONT>            if (this.tipRadius != that.tipRadius) {<a name="line.416"></a>
<FONT color="green">417</FONT>                return false;<a name="line.417"></a>
<FONT color="green">418</FONT>            }<a name="line.418"></a>
<FONT color="green">419</FONT>            if (this.baseRadius != that.baseRadius) {<a name="line.419"></a>
<FONT color="green">420</FONT>                return false;<a name="line.420"></a>
<FONT color="green">421</FONT>            }<a name="line.421"></a>
<FONT color="green">422</FONT>            if (this.arrowLength != that.arrowLength) {<a name="line.422"></a>
<FONT color="green">423</FONT>                return false;<a name="line.423"></a>
<FONT color="green">424</FONT>            }<a name="line.424"></a>
<FONT color="green">425</FONT>            if (this.arrowWidth != that.arrowWidth) {<a name="line.425"></a>
<FONT color="green">426</FONT>                return false;<a name="line.426"></a>
<FONT color="green">427</FONT>            }<a name="line.427"></a>
<FONT color="green">428</FONT>            if (!this.arrowPaint.equals(that.arrowPaint)) {<a name="line.428"></a>
<FONT color="green">429</FONT>                return false;<a name="line.429"></a>
<FONT color="green">430</FONT>            }<a name="line.430"></a>
<FONT color="green">431</FONT>            if (!ObjectUtilities.equal(this.arrowStroke, that.arrowStroke)) {<a name="line.431"></a>
<FONT color="green">432</FONT>                return false;<a name="line.432"></a>
<FONT color="green">433</FONT>            }<a name="line.433"></a>
<FONT color="green">434</FONT>            if (this.labelOffset != that.labelOffset) {<a name="line.434"></a>
<FONT color="green">435</FONT>                return false;<a name="line.435"></a>
<FONT color="green">436</FONT>            }<a name="line.436"></a>
<FONT color="green">437</FONT>            return true;<a name="line.437"></a>
<FONT color="green">438</FONT>        }<a name="line.438"></a>
<FONT color="green">439</FONT>        <a name="line.439"></a>
<FONT color="green">440</FONT>        /**<a name="line.440"></a>
<FONT color="green">441</FONT>         * Returns a clone of the annotation.<a name="line.441"></a>
<FONT color="green">442</FONT>         * <a name="line.442"></a>
<FONT color="green">443</FONT>         * @return A clone.<a name="line.443"></a>
<FONT color="green">444</FONT>         * <a name="line.444"></a>
<FONT color="green">445</FONT>         * @throws CloneNotSupportedException  if the annotation can't be cloned.<a name="line.445"></a>
<FONT color="green">446</FONT>         */<a name="line.446"></a>
<FONT color="green">447</FONT>        public Object clone() throws CloneNotSupportedException {<a name="line.447"></a>
<FONT color="green">448</FONT>            return super.clone();<a name="line.448"></a>
<FONT color="green">449</FONT>        }<a name="line.449"></a>
<FONT color="green">450</FONT>    <a name="line.450"></a>
<FONT color="green">451</FONT>        /**<a name="line.451"></a>
<FONT color="green">452</FONT>         * Provides serialization support.<a name="line.452"></a>
<FONT color="green">453</FONT>         *<a name="line.453"></a>
<FONT color="green">454</FONT>         * @param stream  the output stream.<a name="line.454"></a>
<FONT color="green">455</FONT>         *<a name="line.455"></a>
<FONT color="green">456</FONT>         * @throws IOException if there is an I/O error.<a name="line.456"></a>
<FONT color="green">457</FONT>         */<a name="line.457"></a>
<FONT color="green">458</FONT>        private void writeObject(ObjectOutputStream stream) throws IOException {<a name="line.458"></a>
<FONT color="green">459</FONT>            stream.defaultWriteObject();<a name="line.459"></a>
<FONT color="green">460</FONT>            SerialUtilities.writePaint(this.arrowPaint, stream);<a name="line.460"></a>
<FONT color="green">461</FONT>            SerialUtilities.writeStroke(this.arrowStroke, stream);<a name="line.461"></a>
<FONT color="green">462</FONT>        }<a name="line.462"></a>
<FONT color="green">463</FONT>    <a name="line.463"></a>
<FONT color="green">464</FONT>        /**<a name="line.464"></a>
<FONT color="green">465</FONT>         * Provides serialization support.<a name="line.465"></a>
<FONT color="green">466</FONT>         *<a name="line.466"></a>
<FONT color="green">467</FONT>         * @param stream  the input stream.<a name="line.467"></a>
<FONT color="green">468</FONT>         *<a name="line.468"></a>
<FONT color="green">469</FONT>         * @throws IOException  if there is an I/O error.<a name="line.469"></a>
<FONT color="green">470</FONT>         * @throws ClassNotFoundException  if there is a classpath problem.<a name="line.470"></a>
<FONT color="green">471</FONT>         */<a name="line.471"></a>
<FONT color="green">472</FONT>        private void readObject(ObjectInputStream stream) <a name="line.472"></a>
<FONT color="green">473</FONT>            throws IOException, ClassNotFoundException {<a name="line.473"></a>
<FONT color="green">474</FONT>            stream.defaultReadObject();<a name="line.474"></a>
<FONT color="green">475</FONT>            this.arrowPaint = SerialUtilities.readPaint(stream);<a name="line.475"></a>
<FONT color="green">476</FONT>            this.arrowStroke = SerialUtilities.readStroke(stream);<a name="line.476"></a>
<FONT color="green">477</FONT>        }<a name="line.477"></a>
<FONT color="green">478</FONT>    <a name="line.478"></a>
<FONT color="green">479</FONT>    }<a name="line.479"></a>




























































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