barrenderer3d.html

jfreechart1。0。2的api。

<FONT color="green">562</FONT>                g2.setPaint(marker.getPaint());<a name="line.562"></a>
<FONT color="green">563</FONT>                g2.fill(path);<a name="line.563"></a>
<FONT color="green">564</FONT>                g2.setPaint(marker.getOutlinePaint());<a name="line.564"></a>
<FONT color="green">565</FONT>                g2.draw(path);<a name="line.565"></a>
<FONT color="green">566</FONT>            <a name="line.566"></a>
<FONT color="green">567</FONT>                String label = marker.getLabel();<a name="line.567"></a>
<FONT color="green">568</FONT>                RectangleAnchor anchor = marker.getLabelAnchor();<a name="line.568"></a>
<FONT color="green">569</FONT>                if (label != null) {<a name="line.569"></a>
<FONT color="green">570</FONT>                    Font labelFont = marker.getLabelFont();<a name="line.570"></a>
<FONT color="green">571</FONT>                    g2.setFont(labelFont);<a name="line.571"></a>
<FONT color="green">572</FONT>                    g2.setPaint(marker.getLabelPaint());<a name="line.572"></a>
<FONT color="green">573</FONT>                    Point2D coordinates = calculateRangeMarkerTextAnchorPoint(<a name="line.573"></a>
<FONT color="green">574</FONT>                        g2, orientation, dataArea, path.getBounds2D(), <a name="line.574"></a>
<FONT color="green">575</FONT>                        marker.getLabelOffset(), LengthAdjustmentType.EXPAND, anchor<a name="line.575"></a>
<FONT color="green">576</FONT>                    );<a name="line.576"></a>
<FONT color="green">577</FONT>                    TextUtilities.drawAlignedString(<a name="line.577"></a>
<FONT color="green">578</FONT>                        label, g2, <a name="line.578"></a>
<FONT color="green">579</FONT>                        (float) coordinates.getX(), (float) coordinates.getY(), <a name="line.579"></a>
<FONT color="green">580</FONT>                        marker.getLabelTextAnchor()<a name="line.580"></a>
<FONT color="green">581</FONT>                    );<a name="line.581"></a>
<FONT color="green">582</FONT>                }<a name="line.582"></a>
<FONT color="green">583</FONT>            <a name="line.583"></a>
<FONT color="green">584</FONT>            }<a name="line.584"></a>
<FONT color="green">585</FONT>            else {<a name="line.585"></a>
<FONT color="green">586</FONT>                super.drawRangeMarker(g2, plot, axis, marker, dataArea);<a name="line.586"></a>
<FONT color="green">587</FONT>                // TODO: draw the interval marker with a 3D effect<a name="line.587"></a>
<FONT color="green">588</FONT>            }<a name="line.588"></a>
<FONT color="green">589</FONT>        }<a name="line.589"></a>
<FONT color="green">590</FONT>    <a name="line.590"></a>
<FONT color="green">591</FONT>        /**<a name="line.591"></a>
<FONT color="green">592</FONT>         * Draws a 3D bar to represent one data item.<a name="line.592"></a>
<FONT color="green">593</FONT>         *<a name="line.593"></a>
<FONT color="green">594</FONT>         * @param g2  the graphics device.<a name="line.594"></a>
<FONT color="green">595</FONT>         * @param state  the renderer state.<a name="line.595"></a>
<FONT color="green">596</FONT>         * @param dataArea  the area for plotting the data.<a name="line.596"></a>
<FONT color="green">597</FONT>         * @param plot  the plot.<a name="line.597"></a>
<FONT color="green">598</FONT>         * @param domainAxis  the domain axis.<a name="line.598"></a>
<FONT color="green">599</FONT>         * @param rangeAxis  the range axis.<a name="line.599"></a>
<FONT color="green">600</FONT>         * @param dataset  the dataset.<a name="line.600"></a>
<FONT color="green">601</FONT>         * @param row  the row index (zero-based).<a name="line.601"></a>
<FONT color="green">602</FONT>         * @param column  the column index (zero-based).<a name="line.602"></a>
<FONT color="green">603</FONT>         * @param pass  the pass index.<a name="line.603"></a>
<FONT color="green">604</FONT>         */<a name="line.604"></a>
<FONT color="green">605</FONT>        public void drawItem(Graphics2D g2,<a name="line.605"></a>
<FONT color="green">606</FONT>                             CategoryItemRendererState state,<a name="line.606"></a>
<FONT color="green">607</FONT>                             Rectangle2D dataArea,<a name="line.607"></a>
<FONT color="green">608</FONT>                             CategoryPlot plot,<a name="line.608"></a>
<FONT color="green">609</FONT>                             CategoryAxis domainAxis,<a name="line.609"></a>
<FONT color="green">610</FONT>                             ValueAxis rangeAxis,<a name="line.610"></a>
<FONT color="green">611</FONT>                             CategoryDataset dataset,<a name="line.611"></a>
<FONT color="green">612</FONT>                             int row,<a name="line.612"></a>
<FONT color="green">613</FONT>                             int column,<a name="line.613"></a>
<FONT color="green">614</FONT>                             int pass) {<a name="line.614"></a>
<FONT color="green">615</FONT>        <a name="line.615"></a>
<FONT color="green">616</FONT>            // check the value we are plotting...<a name="line.616"></a>
<FONT color="green">617</FONT>            Number dataValue = dataset.getValue(row, column);<a name="line.617"></a>
<FONT color="green">618</FONT>            if (dataValue == null) {<a name="line.618"></a>
<FONT color="green">619</FONT>                return;<a name="line.619"></a>
<FONT color="green">620</FONT>            }<a name="line.620"></a>
<FONT color="green">621</FONT>            <a name="line.621"></a>
<FONT color="green">622</FONT>            double value = dataValue.doubleValue();<a name="line.622"></a>
<FONT color="green">623</FONT>            <a name="line.623"></a>
<FONT color="green">624</FONT>            Rectangle2D adjusted = new Rectangle2D.Double(<a name="line.624"></a>
<FONT color="green">625</FONT>                dataArea.getX(),<a name="line.625"></a>
<FONT color="green">626</FONT>                dataArea.getY() + getYOffset(),<a name="line.626"></a>
<FONT color="green">627</FONT>                dataArea.getWidth() - getXOffset(),<a name="line.627"></a>
<FONT color="green">628</FONT>                dataArea.getHeight() - getYOffset()<a name="line.628"></a>
<FONT color="green">629</FONT>            );<a name="line.629"></a>
<FONT color="green">630</FONT>    <a name="line.630"></a>
<FONT color="green">631</FONT>            PlotOrientation orientation = plot.getOrientation();<a name="line.631"></a>
<FONT color="green">632</FONT>            <a name="line.632"></a>
<FONT color="green">633</FONT>            double barW0 = calculateBarW0(<a name="line.633"></a>
<FONT color="green">634</FONT>                plot, orientation, adjusted, domainAxis, state, row, column<a name="line.634"></a>
<FONT color="green">635</FONT>            );<a name="line.635"></a>
<FONT color="green">636</FONT>            double[] barL0L1 = calculateBarL0L1(value);<a name="line.636"></a>
<FONT color="green">637</FONT>            if (barL0L1 == null) {<a name="line.637"></a>
<FONT color="green">638</FONT>                return;  // the bar is not visible<a name="line.638"></a>
<FONT color="green">639</FONT>            }<a name="line.639"></a>
<FONT color="green">640</FONT>    <a name="line.640"></a>
<FONT color="green">641</FONT>            RectangleEdge edge = plot.getRangeAxisEdge();<a name="line.641"></a>
<FONT color="green">642</FONT>            double transL0 = rangeAxis.valueToJava2D(barL0L1[0], adjusted, edge);<a name="line.642"></a>
<FONT color="green">643</FONT>            double transL1 = rangeAxis.valueToJava2D(barL0L1[1], adjusted, edge);<a name="line.643"></a>
<FONT color="green">644</FONT>            double barL0 = Math.min(transL0, transL1);<a name="line.644"></a>
<FONT color="green">645</FONT>            double barLength = Math.abs(transL1 - transL0);<a name="line.645"></a>
<FONT color="green">646</FONT>            <a name="line.646"></a>
<FONT color="green">647</FONT>            // draw the bar...<a name="line.647"></a>
<FONT color="green">648</FONT>            Rectangle2D bar = null;<a name="line.648"></a>
<FONT color="green">649</FONT>            if (orientation == PlotOrientation.HORIZONTAL) {<a name="line.649"></a>
<FONT color="green">650</FONT>                bar = new Rectangle2D.Double(<a name="line.650"></a>
<FONT color="green">651</FONT>                    barL0, barW0, barLength, state.getBarWidth()<a name="line.651"></a>
<FONT color="green">652</FONT>                );<a name="line.652"></a>
<FONT color="green">653</FONT>            }<a name="line.653"></a>
<FONT color="green">654</FONT>            else {<a name="line.654"></a>
<FONT color="green">655</FONT>                bar = new Rectangle2D.Double(<a name="line.655"></a>
<FONT color="green">656</FONT>                    barW0, barL0, state.getBarWidth(), barLength<a name="line.656"></a>
<FONT color="green">657</FONT>                );<a name="line.657"></a>
<FONT color="green">658</FONT>            }<a name="line.658"></a>
<FONT color="green">659</FONT>            Paint itemPaint = getItemPaint(row, column);<a name="line.659"></a>
<FONT color="green">660</FONT>            g2.setPaint(itemPaint);<a name="line.660"></a>
<FONT color="green">661</FONT>            g2.fill(bar);<a name="line.661"></a>
<FONT color="green">662</FONT>    <a name="line.662"></a>
<FONT color="green">663</FONT>            double x0 = bar.getMinX();<a name="line.663"></a>
<FONT color="green">664</FONT>            double x1 = x0 + getXOffset();<a name="line.664"></a>
<FONT color="green">665</FONT>            double x2 = bar.getMaxX();<a name="line.665"></a>
<FONT color="green">666</FONT>            double x3 = x2 + getXOffset();<a name="line.666"></a>
<FONT color="green">667</FONT>            <a name="line.667"></a>
<FONT color="green">668</FONT>            double y0 = bar.getMinY() - getYOffset();<a name="line.668"></a>
<FONT color="green">669</FONT>            double y1 = bar.getMinY();<a name="line.669"></a>
<FONT color="green">670</FONT>            double y2 = bar.getMaxY() - getYOffset();<a name="line.670"></a>
<FONT color="green">671</FONT>            double y3 = bar.getMaxY();<a name="line.671"></a>
<FONT color="green">672</FONT>            <a name="line.672"></a>
<FONT color="green">673</FONT>            GeneralPath bar3dRight = null;<a name="line.673"></a>
<FONT color="green">674</FONT>            GeneralPath bar3dTop = null;<a name="line.674"></a>
<FONT color="green">675</FONT>            if (barLength &gt; 0.0) {<a name="line.675"></a>
<FONT color="green">676</FONT>                bar3dRight = new GeneralPath();<a name="line.676"></a>
<FONT color="green">677</FONT>                bar3dRight.moveTo((float) x2, (float) y3);<a name="line.677"></a>
<FONT color="green">678</FONT>                bar3dRight.lineTo((float) x2, (float) y1);<a name="line.678"></a>
<FONT color="green">679</FONT>                bar3dRight.lineTo((float) x3, (float) y0);<a name="line.679"></a>
<FONT color="green">680</FONT>                bar3dRight.lineTo((float) x3, (float) y2);<a name="line.680"></a>
<FONT color="green">681</FONT>                bar3dRight.closePath();<a name="line.681"></a>
<FONT color="green">682</FONT>    <a name="line.682"></a>
<FONT color="green">683</FONT>                if (itemPaint instanceof Color) {<a name="line.683"></a>
<FONT color="green">684</FONT>                    g2.setPaint(((Color) itemPaint).darker());<a name="line.684"></a>
<FONT color="green">685</FONT>                }<a name="line.685"></a>
<FONT color="green">686</FONT>                g2.fill(bar3dRight);<a name="line.686"></a>
<FONT color="green">687</FONT>            }<a name="line.687"></a>
<FONT color="green">688</FONT>    <a name="line.688"></a>
<FONT color="green">689</FONT>            bar3dTop = new GeneralPath();<a name="line.689"></a>
<FONT color="green">690</FONT>            bar3dTop.moveTo((float) x0, (float) y1);<a name="line.690"></a>
<FONT color="green">691</FONT>            bar3dTop.lineTo((float) x1, (float) y0);<a name="line.691"></a>
<FONT color="green">692</FONT>            bar3dTop.lineTo((float) x3, (float) y0);<a name="line.692"></a>
<FONT color="green">693</FONT>            bar3dTop.lineTo((float) x2, (float) y1);<a name="line.693"></a>
<FONT color="green">694</FONT>            bar3dTop.closePath();<a name="line.694"></a>
<FONT color="green">695</FONT>            g2.fill(bar3dTop);<a name="line.695"></a>
<FONT color="green">696</FONT>    <a name="line.696"></a>
<FONT color="green">697</FONT>            if (isDrawBarOutline() <a name="line.697"></a>
<FONT color="green">698</FONT>                    &amp;&amp; state.getBarWidth() &gt; BAR_OUTLINE_WIDTH_THRESHOLD) {<a name="line.698"></a>
<FONT color="green">699</FONT>                g2.setStroke(getItemOutlineStroke(row, column));<a name="line.699"></a>
<FO