Example usage for org.jfree.chart.encoders ImageFormat PNG

List of usage examples for org.jfree.chart.encoders ImageFormat PNG

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In this page you can find the example usage for org.jfree.chart.encoders ImageFormat PNG.

Prototype

String PNG

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Usage

From source file:com.pureinfo.srm.common.ImageHelper.java

public static void drawImage(String _sString, OutputStream _os) throws PureException {
    int nWidth = 200;
    int nHeight = 50;
    String sText = _sString;/* ww w  .j  av a2 s . c  om*/

    BufferedImage image = new BufferedImage(nWidth, nHeight, BufferedImage.TYPE_INT_RGB);
    Graphics2D g2 = image.createGraphics();

    for (int i = 0; i < sText.length(); i++) {
        draw(String.valueOf(sText.charAt(i)), g2, i * nWidth / sText.length(), 0,
                (i + 1) * nWidth / sText.length(), nHeight);
    }

    g2.dispose();
    try {
        EncoderUtil.writeBufferedImage(image, ImageFormat.PNG, _os);
    } catch (Exception ex) {
        throw new PureException(PureException.UNKNOWN, "", ex);
    }
}

From source file:probe.com.model.util.SwingToImageGenerator.java

private String generateEncodedImg(BufferedImage image) {
    String base64 = "";
    try {// w ww  .  ja  va2 s .c  o m
        ImageEncoder in = ImageEncoderFactory.newInstance(ImageFormat.PNG, 0);
        byte[] imageData = in.encode(image);
        base64 = Base64.encodeBase64String(imageData);
        base64 = "data:image/png;base64," + base64;
        System.gc();
    } catch (IOException exp) {
        System.err.println(exp.getLocalizedMessage());
    }
    return base64;
}

From source file:probe.com.view.body.quantdatasetsoverview.diseasegroupsfilters.heatmap.HeatMapImgGenerator.java

public String generateHeatmap(String[] rows, String[] columns, String[][] data) {

    JPanel heatmapPanelLayout = new JPanel();
    heatmapPanelLayout.setLayout(null);//www . j av a  2  s  .c o m
    heatmapPanelLayout.setVisible(true);

    int width = (columns.length + 1) * 50;
    int height = (rows.length + 1) * 50;
    heatmapPanelLayout.setSize(width, height);
    JPanel cornerCell = initCell("#ffffff", 0, 0);
    int x = 50;
    int y = 0;
    heatmapPanelLayout.add(cornerCell);

    for (String headerCell : columns) {
        JPanel cell = initCell(headerCell, x, y);
        x += 50;
        heatmapPanelLayout.add(cell);

    }
    y = 50;
    for (String headerCell : rows) {
        JPanel cell = initCell(headerCell, 0, y);
        y += 50;
        heatmapPanelLayout.add(cell);

    }
    x = 50;
    y = 50;
    for (String[] row : data) {
        for (String color : row) {
            JPanel cell = initCell(color, x, y);
            heatmapPanelLayout.add(cell);
            x += 50;
        }
        x = 50;
        y += 50;
    }

    BufferedImage image = new BufferedImage(width + 10, height + 10, BufferedImage.TYPE_INT_ARGB);
    Graphics2D graphics = image.createGraphics();
    graphics.setPaint(Color.WHITE);
    graphics.setBackground(Color.WHITE);
    heatmapPanelLayout.paint(graphics);
    byte[] imageData = null;

    try {

        ImageEncoder in = ImageEncoderFactory.newInstance(ImageFormat.PNG, new Float(0.084666f));
        imageData = in.encode(image);
    } catch (Exception e) {
        System.out.println(e.getLocalizedMessage());
    }

    String base64 = Base64.encodeBytes(imageData);
    base64 = "data:image/png;base64," + base64;
    return base64;

}

From source file:probe.com.model.util.vaadintoimageutil.HeatmapSwingComponent.java

public String generateHeatmap(String[] rows, String[] columns, String[][] data) {

    JPanel heatmapPanelLayout = new JPanel();
    heatmapPanelLayout.setLayout(null);//from  w w  w  .  j  a v  a  2 s  . co  m
    heatmapPanelLayout.setVisible(true);
    heatmapPanelLayout.setBorder(new LineBorder(Color.BLACK));
    int width = (columns.length + 1) * 50;
    int height = (rows.length + 1) * 50;
    heatmapPanelLayout.setSize(width, height);
    JPanel cornerCell = initCell("#ffffff", 0, 0);
    int x = 50;
    int y = 0;
    heatmapPanelLayout.add(cornerCell);

    for (String headerCell : columns) {
        JPanel cell = initCell(headerCell, x, y);
        x += 50;
        heatmapPanelLayout.add(cell);

    }
    y = 50;
    for (String headerCell : rows) {
        JPanel cell = initCell(headerCell, 0, y);
        y += 50;
        heatmapPanelLayout.add(cell);

    }
    x = 50;
    y = 50;
    for (String[] row : data) {
        for (String color : row) {
            JPanel cell = initCell(color, x, y);
            heatmapPanelLayout.add(cell);
            x += 50;
        }
        x = 50;
        y += 50;
    }

    BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
    Graphics2D graphics = image.createGraphics();
    graphics.setPaint(Color.WHITE);
    heatmapPanelLayout.paint(graphics);
    //        super.paint(graphics);
    byte[] imageData = null;

    try {

        ImageEncoder in = ImageEncoderFactory.newInstance(ImageFormat.PNG, new Float(0.084666f));
        imageData = in.encode(image);
    } catch (Exception e) {
        System.out.println(e.getLocalizedMessage());
    }

    String base64 = Base64.encodeBytes(imageData);
    base64 = "data:image/png;base64," + base64;
    return base64;
    //
    //        JFrame frame = new JFrame();
    //        frame.setSize(1000, 1000);
    //        frame.add(heatmapPanelLayout);
    //        frame.setVisible(true);

    //        return "";
}

From source file:com.pureinfo.srm.common.ImageHelper.java

public static void drawRectangle(Paint _color, Point _point, OutputStream _os) throws PureException {
    int nWidth = _point.x;
    int nHeight = _point.y;

    BufferedImage image = new BufferedImage(nWidth, nHeight, BufferedImage.TYPE_INT_RGB);
    Graphics2D g2 = image.createGraphics();
    g2.setPaint(_color);/*from ww  w.jav a  2  s. c o  m*/
    g2.fillRect(0, 0, nWidth, nHeight);

    g2.dispose();
    try {
        EncoderUtil.writeBufferedImage(image, ImageFormat.PNG, _os);
    } catch (Exception ex) {
        throw new PureException(PureException.UNKNOWN, "", ex);
    }
}

From source file:org.adempiere.webui.apps.graph.jfreegraph.ChartRendererServiceImpl.java

@Override
public boolean renderPerformanceIndicator(Component parent, int chartWidth, int chartHeight,
        IndicatorModel model) {/*from  w  w w  . j a  va  2s .co m*/
    PerformanceGraphBuilder builder = new PerformanceGraphBuilder();
    JFreeChart chart = builder.createIndicatorChart(model);
    chart.setBackgroundPaint(model.chartBackground);
    chart.setAntiAlias(true);
    BufferedImage bi = chart.createBufferedImage(chartWidth, chartHeight, BufferedImage.TRANSLUCENT, null);
    try {
        byte[] bytes = EncoderUtil.encode(bi, ImageFormat.PNG, true);

        AImage image = new AImage("", bytes);
        Image myImage = new Image();
        myImage.setContent(image);
        parent.appendChild(myImage);
    } catch (Exception e) {
        e.printStackTrace();
        return false;
    }
    return true;
}

From source file:org.adempiere.webui.editor.WChartEditor.java

private void render(JFreeChart chart) {
    ChartRenderingInfo info = new ChartRenderingInfo();
    int width = 400;
    int height = chartModel.getWinHeight();
    BufferedImage bi = chart.createBufferedImage(width, height, BufferedImage.TRANSLUCENT, info);
    try {/*from  w w  w .ja v a  2  s.com*/
        byte[] bytes = EncoderUtil.encode(bi, ImageFormat.PNG, true);

        AImage image = new AImage("", bytes);
        Imagemap myImage = new Imagemap();

        Panel panel = getComponent();
        myImage.setContent(image);
        if (panel.getPanelchildren() != null) {
            panel.getPanelchildren().getChildren().clear();
            panel.getPanelchildren().appendChild(myImage);
        } else {
            Panelchildren pc = new Panelchildren();
            panel.appendChild(pc);
            pc.appendChild(myImage);
        }

        int count = 0;
        for (Iterator<?> it = info.getEntityCollection().getEntities().iterator(); it.hasNext();) {
            ChartEntity entity = (ChartEntity) it.next();

            String key = null;
            String seriesName = null;
            if (entity instanceof CategoryItemEntity) {
                CategoryItemEntity item = ((CategoryItemEntity) entity);
                Comparable<?> colKey = item.getColumnKey();
                Comparable<?> rowKey = item.getRowKey();
                if (colKey != null && rowKey != null) {
                    key = colKey.toString();
                    seriesName = rowKey.toString();
                }
            } else if (entity instanceof PieSectionEntity) {
                Comparable<?> sectionKey = ((PieSectionEntity) entity).getSectionKey();
                if (sectionKey != null) {
                    key = sectionKey.toString();
                }
            }
            if (entity instanceof XYItemEntity) {
                XYItemEntity item = ((XYItemEntity) entity);
                if (item.getDataset() instanceof TimeSeriesCollection) {
                    TimeSeriesCollection data = (TimeSeriesCollection) item.getDataset();
                    TimeSeries series = data.getSeries(item.getSeriesIndex());
                    TimeSeriesDataItem dataitem = series.getDataItem(item.getItem());
                    seriesName = series.getKey().toString();
                    key = dataitem.getPeriod().toString();
                }
            }

            if (key == null)
                continue;

            Area area = new Area();
            myImage.appendChild(area);
            area.setCoords(entity.getShapeCoords());
            area.setShape(entity.getShapeType());
            area.setTooltiptext(entity.getToolTipText());
            area.setId(count + "_WG__" + seriesName + "__" + key);
            count++;
        }

        myImage.addEventListener(Events.ON_CLICK, new EventListener() {
            public void onEvent(Event event) throws Exception {
                MouseEvent me = (MouseEvent) event;
                String areaId = me.getArea();
                if (areaId != null) {
                    String[] strs = areaId.split("__");
                    if (strs.length == 3) {
                        chartMouseClicked(strs[2], strs[1]);
                    }
                }
            }
        });
    } catch (Exception e) {
        log.log(Level.SEVERE, "", e);
    }

}

From source file:com.swordlord.gozer.components.fop.graph.GFopAreaChart.java

@Override
public String toString() {
    try {//from ww w.  j  a  v a  2s .co  m
        StringBuilder sb = new StringBuilder();

        sb.append(
                "<fo:block text-align=\"center\"><fo:external-graphic content-width=\"600\" src=\"data:image/png;base64,");

        byte[] arr = EncoderUtil.encode(_image.createBufferedImage(), ImageFormat.PNG, 1, true);

        sb.append(new BASE64Encoder().encode(arr));
        sb.append("\" /></fo:block>");

        return sb.toString();
    } catch (Exception e) {
        e.printStackTrace();
        System.out.println(e);
        return "";
    }
}

From source file:org.adempiere.webui.apps.graph.jfreegraph.ChartRendererServiceImpl.java

@Override
public boolean renderPerformanceGraph(Component parent, int chartWidth, int chartHeight,
        final GoalModel goalModel) {
    GraphBuilder builder = new GraphBuilder();
    builder.setMGoal(goalModel.goal);// ww  w.  j  a va 2 s  . c  o  m
    builder.setXAxisLabel(goalModel.xAxisLabel);
    builder.setYAxisLabel(goalModel.yAxisLabel);
    builder.loadDataSet(goalModel.columnList);
    JFreeChart chart = builder.createChart(goalModel.chartType);
    ChartRenderingInfo info = new ChartRenderingInfo();
    chart.getPlot().setForegroundAlpha(0.6f);
    if (goalModel.zoomFactor > 0) {
        chartWidth = chartWidth * goalModel.zoomFactor / 100;
        chartHeight = chartHeight * goalModel.zoomFactor / 100;
    }
    if (!goalModel.showTitle) {
        chart.setTitle("");
    }
    BufferedImage bi = chart.createBufferedImage(chartWidth, chartHeight, BufferedImage.TRANSLUCENT, info);
    try {
        byte[] bytes = EncoderUtil.encode(bi, ImageFormat.PNG, true);

        AImage image = new AImage("", bytes);
        Imagemap myImage = new Imagemap();

        myImage.setContent(image);
        parent.appendChild(myImage);

        int count = 0;
        for (Iterator<?> it = info.getEntityCollection().getEntities().iterator(); it.hasNext();) {
            ChartEntity entity = (ChartEntity) it.next();

            String key = null;
            if (entity instanceof CategoryItemEntity) {
                Comparable<?> colKey = ((CategoryItemEntity) entity).getColumnKey();
                if (colKey != null) {
                    key = colKey.toString();
                }
            } else if (entity instanceof PieSectionEntity) {
                Comparable<?> sectionKey = ((PieSectionEntity) entity).getSectionKey();
                if (sectionKey != null) {
                    key = sectionKey.toString();
                }
            }
            if (key == null) {
                continue;
            }

            Area area = new Area();
            myImage.appendChild(area);
            area.setCoords(entity.getShapeCoords());
            area.setShape(entity.getShapeType());
            area.setTooltiptext(entity.getToolTipText());
            area.setId(count + "_WG_" + key);
            count++;
        }

        myImage.addEventListener(Events.ON_CLICK, new EventListener<Event>() {
            public void onEvent(Event event) throws Exception {
                MouseEvent me = (MouseEvent) event;
                String areaId = me.getArea();
                if (areaId != null) {
                    List<GraphColumn> list = goalModel.columnList;
                    for (int i = 0; i < list.size(); i++) {
                        String s = "_WG_" + list.get(i).getLabel();
                        if (areaId.endsWith(s)) {
                            chartMouseClicked(goalModel.goal, list.get(i));
                            return;
                        }
                    }
                }
            }
        });
    } catch (Exception e) {
        log.log(Level.SEVERE, "", e);
        return false;
    }
    return true;
}

From source file:table.FrequencyTablePanel.java

private void writeTableAsPNG(OutputStream out, JTable table, int width, int height) throws IOException {
    BufferedImage bufferedImage = createImage(table);
    EncoderUtil.writeBufferedImage(bufferedImage, ImageFormat.PNG, out);
}