Examples with Model org.csstudio.trends.databrowser3.model.Model used on opensource projects

Example 21 with Model

use of org.csstudio.trends.databrowser3.model.Model in project org.csstudio.display.builder by kasemir.

the class WaveformView method showSelectedSample.

/**
 * Show the current sample of the current model item.
 */
private void showSelectedSample() {
    // Get selected sample (= one waveform)
    final PlotSamples samples = model_item.getSamples();
    final int idx = sample_index.getSelection();
    final PlotSample sample;
    samples.getLock().lock();
    try {
        sample_index.setMaximum(samples.size());
        sample = samples.get(idx);
    } finally {
        samples.getLock().unlock();
    }
    // Setting the value can be delayed while the plot is being updated
    final VType value = sample.getVType();
    Activator.getThreadPool().execute(() -> waveform.setValue(value));
    if (value == null)
        clearInfo();
    else {
        updateAnnotation(sample.getPosition(), sample.getValue());
        int size = value instanceof VNumberArray ? ((VNumberArray) value).getData().size() : 1;
        plot.getXAxis().setValueRange(0.0, (double) size);
        timestamp.setText(TimestampHelper.format(VTypeHelper.getTimestamp(value)));
        status.setText(NLS.bind(Messages.SeverityStatusFmt, VTypeHelper.getSeverity(value).toString(), VTypeHelper.getMessage(value)));
    }
    plot.requestUpdate();
}

Example 22 with Model

use of org.csstudio.trends.databrowser3.model.Model in project org.csstudio.display.builder by kasemir.

the class WaveformView method doCreatePartControl.

/**
 * {@inheritDoc}
 */
@Override
protected void doCreatePartControl(final Composite parent) {
    // Arrange disposal
    parent.addDisposeListener((DisposeEvent e) -> {
        // Ignore current model after this view is disposed.
        if (model != null) {
            model.removeListener(model_listener);
            removeAnnotation();
        }
    });
    final GridLayout layout = new GridLayout(4, false);
    parent.setLayout(layout);
    // PV: .pvs..... [Refresh]
    // =====================
    // ======= Plot ========
    // =====================
    // <<<<<< Slider >>>>>>
    // Timestamp: __________ Sevr./Status: __________
    // PV: .pvs..... [Refresh]
    Label l = new Label(parent, 0);
    l.setText(Messages.SampleView_Item);
    l.setLayoutData(new GridData());
    pv_name = new Combo(parent, SWT.DROP_DOWN | SWT.READ_ONLY);
    pv_name.setLayoutData(new GridData(SWT.FILL, 0, true, false, layout.numColumns - 2, 1));
    pv_name.addSelectionListener(new SelectionListener() {

        @Override
        public void widgetSelected(final SelectionEvent e) {
            widgetDefaultSelected(e);
        }

        @Override
        public void widgetDefaultSelected(final SelectionEvent e) {
            // First item is "--select PV name--"
            if (pv_name.getSelectionIndex() == 0)
                selectPV(null);
            else
                selectPV(model.getItem(pv_name.getText()));
        }
    });
    final Button refresh = new Button(parent, SWT.PUSH);
    refresh.setText(Messages.SampleView_Refresh);
    refresh.setToolTipText(Messages.SampleView_RefreshTT);
    refresh.setLayoutData(new GridData());
    refresh.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(final SelectionEvent e) {
            // First item is "--select PV name--"
            if (pv_name.getSelectionIndex() == 0)
                selectPV(null);
            else
                selectPV(model.getItem(pv_name.getText()));
        }
    });
    // =====================
    // ======= Plot ========
    // =====================
    final JFX_SWT_Wrapper wrapper = new JFX_SWT_Wrapper(parent, () -> {
        plot = new RTValuePlot(true);
        plot.getXAxis().setName(Messages.WaveformIndex);
        plot.getYAxes().get(0).setName(Messages.WaveformAmplitude);
        plot.getYAxes().get(0).setAutoscale(true);
        return new Scene(plot);
    });
    final Control plot_canvas = wrapper.getFXCanvas();
    plot_canvas.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, layout.numColumns, 1));
    // <<<<<< Slider >>>>>>
    sample_index = new Slider(parent, SWT.HORIZONTAL);
    sample_index.setToolTipText(Messages.WaveformTimeSelector);
    sample_index.setLayoutData(new GridData(SWT.FILL, 0, true, false, layout.numColumns, 1));
    sample_index.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(SelectionEvent e) {
            showSelectedSample();
        }
    });
    // Timestamp: __________ Sevr./Status: __________
    l = new Label(parent, 0);
    l.setText(Messages.WaveformTimestamp);
    l.setLayoutData(new GridData());
    timestamp = new Text(parent, SWT.BORDER | SWT.READ_ONLY);
    timestamp.setLayoutData(new GridData(SWT.FILL, 0, true, false));
    l = new Label(parent, 0);
    l.setText(Messages.WaveformStatus);
    l.setLayoutData(new GridData());
    status = new Text(parent, SWT.BORDER | SWT.READ_ONLY);
    status.setLayoutData(new GridData(SWT.FILL, 0, true, false));
    // Context Menu
    final MenuManager mm = new MenuManager();
    mm.setRemoveAllWhenShown(true);
    final Menu menu = mm.createContextMenu(plot_canvas);
    plot_canvas.setMenu(menu);
    getSite().registerContextMenu(mm, null);
    mm.addMenuListener(manager -> {
        mm.add(new ToggleToolbarAction(plot, true));
        mm.add(new ToggleLegendAction(plot, true));
        mm.add(new Separator());
        mm.add(new ToggleYAxisAction());
    });
}

Example 23 with Model

use of org.csstudio.trends.databrowser3.model.Model in project org.csstudio.display.builder by kasemir.

the class DataBrowserPropertySheetPage method createTracesMenuAndToolbarActions.

/**
 * Create context menu and toolbar actions for the traces table
 */
private void createTracesMenuAndToolbarActions() {
    final MenuManager menu = new MenuManager();
    menu.setRemoveAllWhenShown(true);
    final Shell shell = trace_table.getControl().getShell();
    final AddPVAction add_pv = new AddPVAction(operations_manager, shell, model, false);
    final AddPVAction add_formula = new AddPVAction(operations_manager, shell, model, true);
    final EditItemsAction edit_pv = new EditItemsAction(operations_manager, shell, trace_table, model);
    final DeleteItemsAction delete_pv = new DeleteItemsAction(operations_manager, trace_table, model);
    menu.addMenuListener(new IMenuListener() {

        @Override
        public void menuAboutToShow(IMenuManager manager) {
            final PVItem[] pvs = getSelectedPVs();
            menu.add(add_pv);
            menu.add(add_formula);
            menu.add(edit_pv);
            if (pvs.length == 1)
                menu.add(new MoveItemAction(operations_manager, model, pvs[0], true));
            menu.add(delete_pv);
            if (pvs.length == 1)
                menu.add(new MoveItemAction(operations_manager, model, pvs[0], false));
            menu.add(new RemoveUnusedAxesAction(operations_manager, model));
            if (pvs.length > 0) {
                menu.add(new AddArchiveAction(operations_manager, shell, pvs));
                menu.add(new UseDefaultArchivesAction(operations_manager, pvs));
            }
            menu.add(new Separator());
            menu.add(new GroupMarker(IWorkbenchActionConstants.MB_ADDITIONS));
        }
    });
    final Table table = trace_table.getTable();
    table.setMenu(menu.createContextMenu(table));
    // Allow object contributions based on selected items
    getSite().registerContextMenu(menu.getId(), menu, trace_table);
    // Add to tool bar
    final IToolBarManager toolbar = getSite().getActionBars().getToolBarManager();
    toolbar.add(add_pv);
    toolbar.add(add_formula);
}

Example 24 with Model

use of org.csstudio.trends.databrowser3.model.Model in project org.csstudio.display.builder by kasemir.

the class DeleteAxesAction method run.

@Override
public void run() {
    // Get selected axis items
    final Object[] sel = ((IStructuredSelection) axes_table.getSelection()).toArray();
    if (sel.length <= 0)
        return;
    final AxisConfig[] axes = new AxisConfig[sel.length];
    for (int i = 0; i < axes.length; ++i) {
        axes[i] = (AxisConfig) sel[i];
        // Check if axis is used by any model items.
        final ModelItem item = model.getFirstItemOnAxis(axes[i]);
        if (item != null) {
            MessageDialog.openWarning(axes_table.getTable().getShell(), Messages.DeleteAxis, NLS.bind(Messages.DeleteAxisWarningFmt, axes[i].getName(), item.getName()));
            return;
        }
    }
    // one axis position
    for (AxisConfig axis : axes) new DeleteAxisCommand(operations_manager, model, axis);
}

Example 25 with Model

use of org.csstudio.trends.databrowser3.model.Model in project org.csstudio.display.builder by kasemir.

the class EditFormulaDialog method determineInputs.

/**
 * @return List of inputs for formula: Each model item is a possible input,
 *          mapped to a variable name that's either already used in the
 *          formula for that model item, or a simple "x1", "x2", ... when
 *          not already used
 */
@SuppressWarnings("nls")
private InputItem[] determineInputs() {
    final Model model = formula.getModel().get();
    // Create list of inputs.
    final ArrayList<InputItem> inputs = new ArrayList<InputItem>();
    // Every model item is a possible input.
    model_loop: for (ModelItem model_item : model.getItems()) {
        // Formula cannot be an input to itself
        if (model_item == formula)
            continue;
        // Create InputItem for that ModelItem
        InputItem input = null;
        // See if model item is already used in the formula
        for (FormulaInput existing_input : formula.getInputs()) {
            if (existing_input.getItem() == model_item) {
                // Yes, use the existing variable name
                input = new InputItem(model_item.getName(), existing_input.getVariableName());
                break;
            }
        }
        // If input is unused, assign variable name x1, x2, ...
        if (input == null) {
            for (InputItem existing_item : inputs) if (existing_item.getInputName().equals(model_item.getName())) {
                // The item with the same name was already added to the input list.
                continue model_loop;
            }
            // Try "x1", then "xx1", "xxx1" until an unused name is found
            String var_name = Integer.toString(inputs.size() + 1);
            boolean name_in_use;
            do {
                name_in_use = false;
                var_name = "x" + var_name;
                for (final FormulaInput existing_input : formula.getInputs()) if (existing_input.getVariableName().equals(var_name)) {
                    name_in_use = true;
                    break;
                }
            } while (name_in_use);
            input = new InputItem(model_item.getName(), var_name);
        }
        inputs.add(input);
    }
    return inputs.toArray(new InputItem[inputs.size()]);
}