defaultcontourdataset.html

jfreechart最新源代码

<FONT color="green">388</FONT>        public Number[] getYValues() {<a name="line.388"></a>
<FONT color="green">389</FONT>            return this.yValues;<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>        /**<a name="line.392"></a>
<FONT color="green">393</FONT>         * Returns the y value for the specified series and index (zero-based <a name="line.393"></a>
<FONT color="green">394</FONT>         * indices).  Required by the {@link XYDataset}.<a name="line.394"></a>
<FONT color="green">395</FONT>         *<a name="line.395"></a>
<FONT color="green">396</FONT>         * @param series  the series index (must be zero for this dataset).<a name="line.396"></a>
<FONT color="green">397</FONT>         * @param item  the item index (zero-based).<a name="line.397"></a>
<FONT color="green">398</FONT>         *<a name="line.398"></a>
<FONT color="green">399</FONT>         * @return The Y value.<a name="line.399"></a>
<FONT color="green">400</FONT>         */<a name="line.400"></a>
<FONT color="green">401</FONT>        public Number getY(int series, int item) {<a name="line.401"></a>
<FONT color="green">402</FONT>            if (series &gt; 0) {<a name="line.402"></a>
<FONT color="green">403</FONT>                throw new IllegalArgumentException("Only one series for contour");<a name="line.403"></a>
<FONT color="green">404</FONT>            }<a name="line.404"></a>
<FONT color="green">405</FONT>            return this.yValues[item];<a name="line.405"></a>
<FONT color="green">406</FONT>        }<a name="line.406"></a>
<FONT color="green">407</FONT>    <a name="line.407"></a>
<FONT color="green">408</FONT>        /**<a name="line.408"></a>
<FONT color="green">409</FONT>         * Returns a Number array containing all z values.<a name="line.409"></a>
<FONT color="green">410</FONT>         *<a name="line.410"></a>
<FONT color="green">411</FONT>         * @return The Z values.<a name="line.411"></a>
<FONT color="green">412</FONT>         */<a name="line.412"></a>
<FONT color="green">413</FONT>        public Number[] getZValues() {<a name="line.413"></a>
<FONT color="green">414</FONT>            return this.zValues;<a name="line.414"></a>
<FONT color="green">415</FONT>        }<a name="line.415"></a>
<FONT color="green">416</FONT>    <a name="line.416"></a>
<FONT color="green">417</FONT>        /**<a name="line.417"></a>
<FONT color="green">418</FONT>         * Returns the z value for the specified series and index (zero-based <a name="line.418"></a>
<FONT color="green">419</FONT>         * indices).  Required by the {@link XYDataset}<a name="line.419"></a>
<FONT color="green">420</FONT>         *<a name="line.420"></a>
<FONT color="green">421</FONT>         * @param series  the series index (must be zero for this dataset).<a name="line.421"></a>
<FONT color="green">422</FONT>         * @param item  the item index (zero-based).<a name="line.422"></a>
<FONT color="green">423</FONT>         *<a name="line.423"></a>
<FONT color="green">424</FONT>         * @return The Z value.<a name="line.424"></a>
<FONT color="green">425</FONT>         */<a name="line.425"></a>
<FONT color="green">426</FONT>        public Number getZ(int series, int item) {<a name="line.426"></a>
<FONT color="green">427</FONT>            if (series &gt; 0) {<a name="line.427"></a>
<FONT color="green">428</FONT>                throw new IllegalArgumentException("Only one series for contour");<a name="line.428"></a>
<FONT color="green">429</FONT>            }<a name="line.429"></a>
<FONT color="green">430</FONT>            return this.zValues[item];<a name="line.430"></a>
<FONT color="green">431</FONT>        }<a name="line.431"></a>
<FONT color="green">432</FONT>    <a name="line.432"></a>
<FONT color="green">433</FONT>        /**<a name="line.433"></a>
<FONT color="green">434</FONT>         * Returns an int array contain the index into the x values.<a name="line.434"></a>
<FONT color="green">435</FONT>         *<a name="line.435"></a>
<FONT color="green">436</FONT>         * @return The X values.<a name="line.436"></a>
<FONT color="green">437</FONT>         */<a name="line.437"></a>
<FONT color="green">438</FONT>        public int[] indexX() {<a name="line.438"></a>
<FONT color="green">439</FONT>            int[] index = new int[this.xValues.length];<a name="line.439"></a>
<FONT color="green">440</FONT>            for (int k = 0; k &lt; index.length; k++) {<a name="line.440"></a>
<FONT color="green">441</FONT>                index[k] = indexX(k);<a name="line.441"></a>
<FONT color="green">442</FONT>            }<a name="line.442"></a>
<FONT color="green">443</FONT>            return index;<a name="line.443"></a>
<FONT color="green">444</FONT>        }<a name="line.444"></a>
<FONT color="green">445</FONT>    <a name="line.445"></a>
<FONT color="green">446</FONT>        /**<a name="line.446"></a>
<FONT color="green">447</FONT>         * Given index k, returns the column index containing k.<a name="line.447"></a>
<FONT color="green">448</FONT>         *<a name="line.448"></a>
<FONT color="green">449</FONT>         * @param k index of interest.<a name="line.449"></a>
<FONT color="green">450</FONT>         *<a name="line.450"></a>
<FONT color="green">451</FONT>         * @return The column index.<a name="line.451"></a>
<FONT color="green">452</FONT>         */<a name="line.452"></a>
<FONT color="green">453</FONT>        public int indexX(int k) {<a name="line.453"></a>
<FONT color="green">454</FONT>            int i = Arrays.binarySearch(this.xIndex, k);<a name="line.454"></a>
<FONT color="green">455</FONT>            if (i &gt;= 0) {<a name="line.455"></a>
<FONT color="green">456</FONT>                return i;<a name="line.456"></a>
<FONT color="green">457</FONT>            } <a name="line.457"></a>
<FONT color="green">458</FONT>            else {<a name="line.458"></a>
<FONT color="green">459</FONT>                return -1 * i - 2;<a name="line.459"></a>
<FONT color="green">460</FONT>            }<a name="line.460"></a>
<FONT color="green">461</FONT>        }<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>         * Given index k, return the row index containing k.<a name="line.465"></a>
<FONT color="green">466</FONT>         *<a name="line.466"></a>
<FONT color="green">467</FONT>         * @param k index of interest.<a name="line.467"></a>
<FONT color="green">468</FONT>         *<a name="line.468"></a>
<FONT color="green">469</FONT>         * @return The row index.<a name="line.469"></a>
<FONT color="green">470</FONT>         */<a name="line.470"></a>
<FONT color="green">471</FONT>        public int indexY(int k) { // this may be obsolete (not used anywhere)<a name="line.471"></a>
<FONT color="green">472</FONT>            return (k / this.xValues.length);<a name="line.472"></a>
<FONT color="green">473</FONT>        }<a name="line.473"></a>
<FONT color="green">474</FONT>    <a name="line.474"></a>
<FONT color="green">475</FONT>        /**<a name="line.475"></a>
<FONT color="green">476</FONT>         * Given column and row indices, returns the k index.<a name="line.476"></a>
<FONT color="green">477</FONT>         *<a name="line.477"></a>
<FONT color="green">478</FONT>         * @param i index of along x-axis.<a name="line.478"></a>
<FONT color="green">479</FONT>         * @param j index of along y-axis.<a name="line.479"></a>
<FONT color="green">480</FONT>         *<a name="line.480"></a>
<FONT color="green">481</FONT>         * @return The Z index.<a name="line.481"></a>
<FONT color="green">482</FONT>         */<a name="line.482"></a>
<FONT color="green">483</FONT>        public int indexZ(int i, int j) {<a name="line.483"></a>
<FONT color="green">484</FONT>            return this.xValues.length * j + i;<a name="line.484"></a>
<FONT color="green">485</FONT>        }<a name="line.485"></a>
<FONT color="green">486</FONT>    <a name="line.486"></a>
<FONT color="green">487</FONT>        /**<a name="line.487"></a>
<FONT color="green">488</FONT>         * Returns true if axis are dates.<a name="line.488"></a>
<FONT color="green">489</FONT>         * <a name="line.489"></a>
<FONT color="green">490</FONT>         * @param axisNumber The axis where 0-x, 1-y, and 2-z.<a name="line.490"></a>
<FONT color="green">491</FONT>         * <a name="line.491"></a>
<FONT color="green">492</FONT>         * @return A boolean.<a name="line.492"></a>
<FONT color="green">493</FONT>         */<a name="line.493"></a>
<FONT color="green">494</FONT>        public boolean isDateAxis(int axisNumber) {<a name="line.494"></a>
<FONT color="green">495</FONT>            if (axisNumber &lt; 0 || axisNumber &gt; 2) {<a name="line.495"></a>
<FONT color="green">496</FONT>                return false; // bad axisNumber<a name="line.496"></a>
<FONT color="green">497</FONT>            }<a name="line.497"></a>
<FONT color="green">498</FONT>            return this.dateAxis[axisNumber];<a name="line.498"></a>
<FONT color="green">499</FONT>        }<a name="line.499"></a>
<FONT color="green">500</FONT>    <a name="line.500"></a>
<FONT color="green">501</FONT>        /**<a name="line.501"></a>
<FONT color="green">502</FONT>         * Sets the names of the series in the data source.<a name="line.502"></a>
<FONT color="green">503</FONT>         *<a name="line.503"></a>
<FONT color="green">504</FONT>         * @param seriesKeys  the keys of the series in the data source.<a name="line.504"></a>
<FONT color="green">505</FONT>         */<a name="line.505"></a>
<FONT color="green">506</FONT>        public void setSeriesKeys(Comparable[] seriesKeys) {<a name="line.506"></a>
<FONT color="green">507</FONT>            if (seriesKeys.length &gt; 1) {<a name="line.507"></a>
<FONT color="green">508</FONT>                throw new IllegalArgumentException(<a name="line.508"></a>
<FONT color="green">509</FONT>                    "Contours only support one series"<a name="line.509"></a>
<FONT color="green">510</FONT>                );<a name="line.510"></a>
<FONT color="green">511</FONT>            }<a name="line.511"></a>
<FONT color="green">512</FONT>            this.seriesKey = seriesKeys[0];<a name="line.512"></a>
<FONT color="green">513</FONT>            fireDatasetChanged();<a name="line.513"></a>
<FONT color="green">514</FONT>        }<a name="line.514"></a>
<FONT color="green">515</FONT>    <a name="line.515"></a>
<FONT color="green">516</FONT>    }<a name="line.516"></a>




























































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