Examples with PointType org.csstudio.javafx.rtplot.PointType used on opensource projects

Example 1 with PointType

use of org.csstudio.javafx.rtplot.PointType in project org.csstudio.display.builder by kasemir.

the class TraceTableHandler method createColumns.

/**
 * Create table columns: Auto-sizable, with label provider and editor
 *  @param table_layout
 *  @param operations_manager
 *  @param table_viewer
 */
public void createColumns(final TableColumnLayout table_layout, final UndoableActionManager operations_manager, final TableViewer table_viewer) {
    color_registry = new LocalResourceManager(JFaceResources.getResources(), table_viewer.getTable());
    final Shell shell = table_viewer.getTable().getShell();
    // Visible Column ----------
    TableViewerColumn view_col = TableHelper.createColumn(table_layout, table_viewer, Messages.TraceVisibility, 45, 1);
    view_col.setLabelProvider(new CellLabelProvider() {

        @Override
        public void update(final ViewerCell cell) {
            final ModelItem item = (ModelItem) cell.getElement();
            cell.setImage(item.isVisible() ? Activator.getDefault().getImage(Activator.ICON_CHECKED) : Activator.getDefault().getImage(Activator.ICON_UNCHECKED));
        }

        @Override
        public String getToolTipText(Object element) {
            return Messages.TraceVisibilityTT;
        }
    });
    new TableColumnSortHelper<ModelItem>(table_viewer, view_col) {

        @Override
        public int compare(final ModelItem item1, final ModelItem item2) {
            final int v1 = item1.isVisible() ? 1 : 0;
            final int v2 = item2.isVisible() ? 1 : 0;
            final int cmp = v1 - v2;
            if (cmp != 0)
                return cmp;
            return item1.getName().compareTo(item2.getName());
        }
    };
    view_col.setEditingSupport(new EditSupportBase(table_viewer) {

        @Override
        protected CellEditor getCellEditor(final Object element) {
            editing = true;
            return new CheckboxCellEditor(((TableViewer) getViewer()).getTable());
        }

        @Override
        protected Object getValue(final Object element) {
            return ((ModelItem) element).isVisible();
        }

        @Override
        protected void setValue(final Object element, final Object value) {
            final ModelItem item = (ModelItem) element;
            final boolean visible = ((Boolean) value).booleanValue();
            if (!visible && prompt_for_not_visible) {
                if (!MessageDialog.openQuestion(shell, Messages.HideTraceWarning, Messages.HideTraceWarningDetail))
                    return;
                prompt_for_not_visible = false;
            }
            new ChangeVisibilityCommand(operations_manager, item, visible);
            editing = false;
        }
    });
    // Trace PV/Formula Column ----------
    view_col = TableHelper.createColumn(table_layout, table_viewer, Messages.ItemName, 70, 70);
    view_col.setLabelProvider(new CellLabelProvider() {

        @Override
        public void update(final ViewerCell cell) {
            final ModelItem item = (ModelItem) cell.getElement();
            cell.setText(item.getName());
        }

        @Override
        public String getToolTipText(Object element) {
            return Messages.ItemNameTT;
        }
    });
    new TableColumnSortHelper<ModelItem>(table_viewer, view_col) {

        @Override
        public int compare(final ModelItem item1, final ModelItem item2) {
            return item1.getName().compareTo(item2.getName());
        }
    };
    view_col.setEditingSupport(new EditSupportBase(table_viewer) {

        @Override
        protected Object getValue(final Object element) {
            return ((ModelItem) element).getName();
        }

        @Override
        protected CellEditor getCellEditor(Object element) {
            editing = true;
            return super.getCellEditor(element);
        }

        @Override
        protected void setValue(final Object element, final Object value) {
            final String new_name = value.toString().trim();
            final ModelItem item = (ModelItem) element;
            if (new_name.equals(item.getName()))
                return;
            new ChangeNameCommand(shell, operations_manager, item, new_name);
            editing = false;
        }
    });
    // Display Name Column ----------
    view_col = TableHelper.createColumn(table_layout, table_viewer, Messages.TraceDisplayName, 70, 70);
    view_col.setLabelProvider(new CellLabelProvider() {

        @Override
        public void update(final ViewerCell cell) {
            final ModelItem item = (ModelItem) cell.getElement();
            cell.setText(item.getDisplayName());
        }

        @Override
        public String getToolTipText(Object element) {
            return Messages.TraceDisplayNameTT;
        }
    });
    new TableColumnSortHelper<ModelItem>(table_viewer, view_col) {

        @Override
        public int compare(final ModelItem item1, final ModelItem item2) {
            return item1.getDisplayName().compareTo(item2.getDisplayName());
        }
    };
    view_col.setEditingSupport(new EditSupportBase(table_viewer) {

        @Override
        protected Object getValue(final Object element) {
            return ((ModelItem) element).getDisplayName();
        }

        @Override
        protected CellEditor getCellEditor(Object element) {
            editing = true;
            return super.getCellEditor(element);
        }

        @Override
        protected void setValue(final Object element, final Object value) {
            final String new_name = value.toString().trim();
            final ModelItem item = (ModelItem) element;
            if (new_name.equals(item.getDisplayName()))
                return;
            new ChangeDisplayNameCommand(operations_manager, item, new_name);
            editing = false;
        }
    });
    // Color Column ----------
    view_col = TableHelper.createColumn(table_layout, table_viewer, Messages.Color, 40, 10);
    view_col.setLabelProvider(new ColorCellLabelProvider<ModelItem>() {

        @Override
        protected Color getColor(ModelItem item) {
            return color_registry.createColor(SWTMediaPool.getRGB(item.getPaintColor()));
        }
    });
    view_col.setEditingSupport(new EditSupportBase(table_viewer) {

        @Override
        protected CellEditor getCellEditor(final Object element) {
            editing = true;
            return new RGBCellEditor(table_viewer.getTable());
        }

        @Override
        protected Object getValue(final Object element) {
            return ((ModelItem) element).getRGBColor();
        }

        @Override
        protected void setValue(final Object element, final Object value) {
            new ChangeColorCommand(operations_manager, (ModelItem) element, SWTMediaPool.getJFX((RGB) value));
            editing = false;
        }
    });
    // Selected sample time stamp and value
    view_col = TableHelper.createColumn(table_layout, table_viewer, Messages.CursorTimestamp, 150, 30);
    view_col.setLabelProvider(new CellLabelProvider() {

        @Override
        public void update(final ViewerCell cell) {
            final ModelItem item = (ModelItem) cell.getElement();
            final Optional<PlotDataItem<Instant>> sample = item.getSelectedSample();
            if (sample.isPresent())
                cell.setText(TimeHelper.format(sample.get().getPosition()));
            else
                cell.setText(Messages.NotApplicable);
        }

        @Override
        public String getToolTipText(Object element) {
            return Messages.CursorTimestampTT;
        }
    });
    view_col = TableHelper.createColumn(table_layout, table_viewer, Messages.CursorValue, 40, 30);
    view_col.setLabelProvider(new CellLabelProvider() {

        @Override
        public void update(final ViewerCell cell) {
            final ModelItem item = (ModelItem) cell.getElement();
            final Optional<PlotDataItem<Instant>> sample = item.getSelectedSample();
            if (sample.isPresent()) {
                final PlotSample plot_sample = (PlotSample) sample.get();
                String text = DefaultVTypeFormat.get().format(plot_sample.getVType());
                final String units = item.getUnits();
                if (units != null)
                    // $NON-NLS-1$
                    text += " " + units;
                cell.setText(text);
            } else
                cell.setText(Messages.NotApplicable);
        }

        @Override
        public String getToolTipText(Object element) {
            return Messages.CursorValueTT;
        }
    });
    // Scan Period Column (only applies to PVItems) ----------
    view_col = TableHelper.createColumn(table_layout, table_viewer, Messages.ScanPeriod, 70, 10);
    view_col.setLabelProvider(new CellLabelProvider() {

        @Override
        public void update(final ViewerCell cell) {
            final ModelItem item = (ModelItem) cell.getElement();
            if (item instanceof PVItem)
                cell.setText(Double.toString(((PVItem) item).getScanPeriod()));
            else
                cell.setText(Messages.NotApplicable);
        }

        @Override
        public String getToolTipText(final Object element) {
            if (!(element instanceof PVItem))
                return null;
            return Messages.ScanPeriodTT;
        }
    });
    view_col.setEditingSupport(new EditSupportBase(table_viewer) {

        @Override
        protected boolean canEdit(Object element) {
            return element instanceof PVItem;
        }

        @Override
        protected CellEditor getCellEditor(Object element) {
            editing = true;
            return super.getCellEditor(element);
        }

        @Override
        protected Object getValue(final Object element) {
            if (element instanceof PVItem)
                return Double.toString(((PVItem) element).getScanPeriod());
            else
                return Messages.NotApplicable;
        }

        @Override
        protected void setValue(final Object element, final Object value) {
            if (!(element instanceof PVItem))
                return;
            final PVItem pv = (PVItem) element;
            try {
                final double period = Double.parseDouble(value.toString().trim());
                if (period != pv.getScanPeriod())
                    new ChangeSamplePeriodCommand(shell, operations_manager, pv, period);
                editing = false;
            } catch (NumberFormatException ex) {
                // Display will revert to original value
                return;
            }
        }
    });
    // Buffer size Column (only applies to PVItems) ----------
    view_col = TableHelper.createColumn(table_layout, table_viewer, Messages.LiveSampleBufferSize, 70, 10);
    view_col.setLabelProvider(new CellLabelProvider() {

        @Override
        public void update(final ViewerCell cell) {
            final ModelItem item = (ModelItem) cell.getElement();
            if (item instanceof PVItem)
                cell.setText(Integer.toString(((PVItem) item).getLiveCapacity()));
            else
                cell.setText(Messages.NotApplicable);
        }

        @Override
        public String getToolTipText(final Object element) {
            if (!(element instanceof PVItem))
                return null;
            final PVItem pv = (PVItem) element;
            return NLS.bind(Messages.LiveBufferSizeInfoFmt, pv.getLiveCapacity(), new RelativeTime(pv.getLiveCapacity()).toString());
        }
    });
    view_col.setEditingSupport(new EditSupportBase(table_viewer) {

        @Override
        protected boolean canEdit(Object element) {
            return element instanceof PVItem;
        }

        @Override
        protected Object getValue(final Object element) {
            if (element instanceof PVItem)
                return Integer.toString(((PVItem) element).getLiveCapacity());
            else
                return Messages.NotApplicable;
        }

        @Override
        protected CellEditor getCellEditor(Object element) {
            editing = true;
            return super.getCellEditor(element);
        }

        @Override
        protected void setValue(final Object element, final Object value) {
            if (!(element instanceof PVItem))
                return;
            final PVItem pv = (PVItem) element;
            try {
                final int size = Integer.parseInt(value.toString().trim());
                if (size != pv.getLiveCapacity())
                    new ChangeLiveCapacityCommand(shell, operations_manager, pv, size);
                editing = false;
            } catch (NumberFormatException ex) {
                // Display will revert to original value
                return;
            }
        }
    });
    // Axis Column ----------
    view_col = TableHelper.createColumn(table_layout, table_viewer, Messages.Axis, 60, 30);
    view_col.setLabelProvider(new CellLabelProvider() {

        @Override
        public void update(final ViewerCell cell) {
            final ModelItem item = (ModelItem) cell.getElement();
            cell.setText(item.getAxis().getName());
        }

        @Override
        public String getToolTipText(Object element) {
            return Messages.AxisTT;
        }
    });
    new TableColumnSortHelper<ModelItem>(table_viewer, view_col) {

        @Override
        public int compare(final ModelItem item1, final ModelItem item2) {
            final int cmp = item1.getAxis().getName().compareTo(item2.getAxis().getName());
            if (cmp != 0)
                return cmp;
            return item1.getDisplayName().compareTo(item2.getDisplayName());
        }
    };
    view_col.setEditingSupport(new EditSupportBase(table_viewer) {

        // Thread-safe copy of model axes as this editor is invoked
        final List<AxisConfig> axes = new ArrayList<>();

        @Override
        protected CellEditor getCellEditor(final Object element) {
            editing = true;
            final List<String> axis_names = new ArrayList<>();
            axes.clear();
            for (AxisConfig axis : model.getAxes()) {
                axes.add(axis);
                axis_names.add(axis.getName());
            }
            final ComboBoxCellEditor combo = new ComboBoxCellEditor(table_viewer.getTable(), axis_names.toArray(new String[axis_names.size()]), SWT.READ_ONLY);
            combo.setValue(getValue(element));
            return combo;
        }

        @Override
        protected Object getValue(final Object element) {
            return model.getAxisIndex(((ModelItem) element).getAxis());
        }

        @Override
        protected void setValue(final Object element, final Object value) {
            final int axis_index = ((Integer) value).intValue();
            final AxisConfig axis = axes.get(axis_index);
            final ModelItem item = (ModelItem) element;
            if (axis != item.getAxis())
                new ChangeAxisCommand(operations_manager, item, axis);
            editing = false;
        }
    });
    // Trace Type Column ----------
    view_col = TableHelper.createColumn(table_layout, table_viewer, Messages.TraceType, 75, 10);
    view_col.setLabelProvider(new CellLabelProvider() {

        @Override
        public void update(final ViewerCell cell) {
            final ModelItem item = (ModelItem) cell.getElement();
            cell.setText(item.getTraceType().toString());
        }

        @Override
        public String getToolTipText(Object element) {
            return Messages.TraceTypeTT;
        }
    });
    view_col.setEditingSupport(new EditSupportBase(table_viewer) {

        @Override
        protected CellEditor getCellEditor(final Object element) {
            editing = true;
            final ComboBoxCellEditor combo = new ComboBoxCellEditor(table_viewer.getTable(), TraceType.getDisplayNames(), SWT.READ_ONLY);
            combo.setValue(getValue(element));
            return combo;
        }

        @Override
        protected Object getValue(final Object element) {
            return ((ModelItem) element).getTraceType().ordinal();
        }

        @Override
        protected void setValue(final Object element, final Object value) {
            final TraceType trace_type = TraceType.values()[(((Integer) value).intValue())];
            final ModelItem item = (ModelItem) element;
            if (trace_type != item.getTraceType())
                new ChangeTraceTypeCommand(operations_manager, item, trace_type);
            editing = false;
        }
    });
    // Line Width Column ----------
    view_col = TableHelper.createColumn(table_layout, table_viewer, Messages.TraceLineWidth, 40, 10);
    view_col.setLabelProvider(new CellLabelProvider() {

        @Override
        public void update(final ViewerCell cell) {
            final ModelItem item = (ModelItem) cell.getElement();
            cell.setText(Integer.toString(item.getLineWidth()));
        }

        @Override
        public String getToolTipText(Object element) {
            return Messages.TraceLineWidthTT;
        }
    });
    view_col.setEditingSupport(new EditSupportBase(table_viewer) {

        @Override
        protected Object getValue(final Object element) {
            return Integer.toString(((ModelItem) element).getLineWidth());
        }

        @Override
        protected CellEditor getCellEditor(Object element) {
            editing = true;
            return super.getCellEditor(element);
        }

        @Override
        protected void setValue(final Object element, final Object value) {
            int width;
            try {
                width = Integer.parseInt(value.toString().trim());
            } catch (NumberFormatException ex) {
                width = 0;
            }
            final ModelItem item = (ModelItem) element;
            if (width != item.getLineWidth())
                new ChangeLineWidthCommand(operations_manager, item, width);
            editing = false;
        }
    });
    // Point Type Column ----------
    view_col = TableHelper.createColumn(table_layout, table_viewer, Messages.PointType, 75, 10);
    view_col.setLabelProvider(new CellLabelProvider() {

        @Override
        public void update(final ViewerCell cell) {
            final ModelItem item = (ModelItem) cell.getElement();
            cell.setText(item.getPointType().toString());
        }

        @Override
        public String getToolTipText(Object element) {
            return Messages.PointTypeTT;
        }
    });
    view_col.setEditingSupport(new EditSupportBase(table_viewer) {

        @Override
        protected CellEditor getCellEditor(final Object element) {
            editing = true;
            final ComboBoxCellEditor combo = new ComboBoxCellEditor(table_viewer.getTable(), PointType.getDisplayNames(), SWT.READ_ONLY);
            combo.setValue(getValue(element));
            return combo;
        }

        @Override
        protected Object getValue(final Object element) {
            return ((ModelItem) element).getPointType().ordinal();
        }

        @Override
        protected void setValue(final Object element, final Object value) {
            final PointType point_type = PointType.values()[((Integer) value).intValue()];
            final ModelItem item = (ModelItem) element;
            if (point_type != item.getPointType())
                new ChangePointTypeCommand(operations_manager, item, point_type);
            editing = false;
        }
    });
    // Point Size Column ----------
    view_col = TableHelper.createColumn(table_layout, table_viewer, Messages.PointSize, 40, 10);
    view_col.setLabelProvider(new CellLabelProvider() {

        @Override
        public void update(final ViewerCell cell) {
            final ModelItem item = (ModelItem) cell.getElement();
            cell.setText(Integer.toString(item.getPointSize()));
        }

        @Override
        public String getToolTipText(Object element) {
            return Messages.PointSizeTT;
        }
    });
    view_col.setEditingSupport(new EditSupportBase(table_viewer) {

        @Override
        protected Object getValue(final Object element) {
            return Integer.toString(((ModelItem) element).getPointSize());
        }

        @Override
        protected CellEditor getCellEditor(Object element) {
            editing = true;
            return super.getCellEditor(element);
        }

        @Override
        protected void setValue(final Object element, final Object value) {
            int size;
            try {
                size = Integer.parseInt(value.toString().trim());
            } catch (NumberFormatException ex) {
                size = 0;
            }
            final ModelItem item = (ModelItem) element;
            if (size != item.getPointSize())
                new ChangePointSizeCommand(operations_manager, item, size);
            editing = false;
        }
    });
    // Request Type Column ----------
    view_col = TableHelper.createColumn(table_layout, table_viewer, Messages.RequestType, 75, 10);
    view_col.setLabelProvider(new CellLabelProvider() {

        @Override
        public void update(final ViewerCell cell) {
            final ModelItem item = (ModelItem) cell.getElement();
            if (item instanceof PVItem)
                cell.setText(((PVItem) item).getRequestType().toString());
            else
                cell.setText(Messages.NotApplicable);
        }

        @Override
        public String getToolTipText(Object element) {
            return Messages.RequestTypeTT;
        }
    });
    // Edit as boolean: Raw == false,  Optimized == true
    view_col.setEditingSupport(new EditSupportBase(table_viewer) {

        @Override
        protected boolean canEdit(final Object element) {
            return element instanceof PVItem;
        }

        @Override
        protected CellEditor getCellEditor(final Object element) {
            editing = true;
            return new CheckboxCellEditor(((TableViewer) getViewer()).getTable());
        }

        @Override
        protected Object getValue(final Object element) {
            return ((PVItem) element).getRequestType() == RequestType.OPTIMIZED;
        }

        @Override
        protected void setValue(final Object element, final Object value) {
            final PVItem item = (PVItem) element;
            final RequestType request_type = ((Boolean) value).booleanValue() ? RequestType.OPTIMIZED : RequestType.RAW;
            if (request_type == RequestType.RAW && prompt_for_raw_data_request) {
                if (!MessageDialog.openQuestion(shell, Messages.RequestTypeWarning, Messages.RequestTypeWarningDetail))
                    return;
                prompt_for_raw_data_request = false;
            }
            new ChangeRequestTypeCommand(operations_manager, item, request_type);
            editing = false;
        }
    });
    // Waveform Index Column ----------
    view_col = TableHelper.createColumn(table_layout, table_viewer, Messages.WaveformIndexCol, 40, 10);
    view_col.setLabelProvider(new CellLabelProvider() {

        @Override
        public void update(final ViewerCell cell) {
            final ModelItem item = (ModelItem) cell.getElement();
            cell.setText(Integer.toString(item.getWaveformIndex()));
        }

        @Override
        public String getToolTipText(Object element) {
            return Messages.WaveformIndexColTT;
        }
    });
    view_col.setEditingSupport(new EditSupportBase(table_viewer) {

        @Override
        protected Object getValue(final Object element) {
            return Integer.toString(((ModelItem) element).getWaveformIndex());
        }

        @Override
        protected CellEditor getCellEditor(Object element) {
            editing = true;
            return super.getCellEditor(element);
        }

        @Override
        protected void setValue(final Object element, final Object value) {
            int index;
            try {
                index = Integer.parseInt(value.toString().trim());
                if (index < 0)
                    return;
                final ModelItem item = (ModelItem) element;
                if (index != item.getWaveformIndex())
                    new ChangeWaveformIndexCommand(operations_manager, item, index);
            } catch (NumberFormatException ex) {
                return;
            } finally {
                editing = false;
            }
        }
    });
    ColumnViewerToolTipSupport.enableFor(table_viewer);
}

Example 2 with PointType

use of org.csstudio.javafx.rtplot.PointType in project org.csstudio.display.builder by kasemir.

the class TracePainter method paint.

/**
 * @param gc GC
 *  @param bounds Clipping bounds within which to paint
 *  @param opacity Opacity (0 .. 100 %) of 'area'
 *  @param x_transform Coordinate transform used by the x axis
 *  @param trace Trace, has reference to its value axis
 */
public final void paint(final Graphics2D gc, final Rectangle bounds, final int opacity, final ScreenTransform<XTYPE> x_transform, final YAxisImpl<XTYPE> y_axis, final Trace<XTYPE> trace) {
    if (!trace.isVisible())
        return;
    x_min = bounds.x - OUTSIDE;
    x_max = bounds.x + bounds.width + OUTSIDE;
    y_min = bounds.y - OUTSIDE;
    y_max = bounds.y + bounds.height + OUTSIDE;
    final Color old_color = gc.getColor();
    final Color old_bg = gc.getBackground();
    final Stroke old_width = gc.getStroke();
    final Color color = GraphicsUtils.convert(trace.getColor());
    final Color tpcolor = new Color(color.getRed(), color.getGreen(), color.getBlue(), opacity);
    gc.setColor(color);
    // TODO Optimize drawing
    // 
    // Determine first sample to draw via PlotDataSearch.findSampleLessOrEqual(),
    // then end drawing when reaching right end of area.
    // 
    // Loop only once, performing drawMinMax, drawStdDev, drawValueStaircase in one loop
    // 
    // For now, main point is that this happens in non-UI thread,
    // so the slower the better to test UI responsiveness.
    final PlotDataProvider<XTYPE> data = trace.getData();
    try {
        if (!data.getLock().tryLock(10, TimeUnit.SECONDS))
            throw new TimeoutException();
    } catch (Exception ex) {
        logger.log(Level.WARNING, "Skip painting " + trace + ", cannot lock " + data, ex);
        return;
    }
    try {
        final TraceType type = trace.getType();
        logger.log(Level.ALL, "Painting trace type " + type.toString());
        switch(type) {
            case NONE:
                break;
            case AREA:
                gc.setPaint(tpcolor);
                drawMinMaxArea(gc, x_transform, y_axis, data);
                gc.setPaint(color);
                drawStdDevLines(gc, x_transform, y_axis, data, trace.getWidth());
                drawValueStaircase(gc, x_transform, y_axis, data, trace.getWidth());
                break;
            case AREA_DIRECT:
                gc.setPaint(tpcolor);
                drawMinMaxArea(gc, x_transform, y_axis, data);
                gc.setPaint(color);
                drawStdDevLines(gc, x_transform, y_axis, data, trace.getWidth());
                drawValueLines(gc, x_transform, y_axis, data, trace.getWidth());
                break;
            case LINES:
                drawMinMaxLines(gc, x_transform, y_axis, data, trace.getWidth());
                gc.setPaint(tpcolor);
                drawStdDevLines(gc, x_transform, y_axis, data, trace.getWidth());
                gc.setPaint(color);
                drawValueStaircase(gc, x_transform, y_axis, data, trace.getWidth());
                break;
            case LINES_DIRECT:
                drawMinMaxLines(gc, x_transform, y_axis, data, trace.getWidth());
                gc.setPaint(tpcolor);
                drawStdDevLines(gc, x_transform, y_axis, data, trace.getWidth());
                gc.setPaint(color);
                drawValueLines(gc, x_transform, y_axis, data, trace.getWidth());
                break;
            case SINGLE_LINE:
                drawValueStaircase(gc, x_transform, y_axis, data, trace.getWidth());
                break;
            case SINGLE_LINE_DIRECT:
                drawValueLines(gc, x_transform, y_axis, data, trace.getWidth());
                break;
            case LINES_ERROR_BARS:
                drawErrorBars(gc, x_transform, y_axis, data, trace.getPointSize());
                drawValueLines(gc, x_transform, y_axis, data, trace.getWidth());
                break;
            case ERROR_BARS:
                // Compare error bars to area and min/max lines
                // gc.setPaint(tpcolor);
                // drawMinMaxArea(gc, x_transform, y_axis, data);
                // gc.setPaint(color);
                // drawMinMaxLines(gc, x_transform, y_axis, data, trace.getWidth());
                drawErrorBars(gc, x_transform, y_axis, data, trace.getPointSize());
                break;
            case BARS:
                final int width = trace.getWidth();
                if (width > 0)
                    drawBars(gc, x_transform, y_axis, data, width);
                else
                    drawHistogram(gc, x_transform, y_axis, data);
                break;
            default:
                drawValueStaircase(gc, x_transform, y_axis, data, trace.getWidth());
        }
        final PointType point_type = trace.getPointType();
        if (point_type != PointType.NONE)
            drawPoints(gc, x_transform, y_axis, data, point_type, trace.getPointSize());
    } finally {
        data.getLock().unlock();
    }
    gc.setStroke(old_width);
    gc.setBackground(old_bg);
    gc.setColor(old_color);
}