Examples with IAxis org.eclipse.swtchart.IAxis used on opensource projects

Example 21 with IAxis

use of org.eclipse.swtchart.IAxis in project portfolio by buchen.

the class PieChart method getSelectedPrimaryAxisValue.

private double getSelectedPrimaryAxisValue(int position, Orientation orientation) {
    double primaryValue;
    double start;
    double stop;
    int length;
    if (Orientation.X_AXIS == orientation) {
        IAxis axis = getAxisSet().getXAxis(ID_PRIMARY_X_AXIS);
        start = axis.getRange().lower;
        stop = axis.getRange().upper;
        length = getPlotArea().getSize().x;
    } else {
        IAxis axis = getAxisSet().getYAxis(ID_PRIMARY_Y_AXIS);
        start = axis.getRange().lower;
        stop = axis.getRange().upper;
        length = getPlotArea().getSize().y;
    }
    if (position <= 0) {
        primaryValue = start;
    } else if (position > length) {
        primaryValue = stop;
    } else {
        double delta = stop - start;
        double percentage;
        if (Orientation.X_AXIS == orientation) {
            percentage = ((100.0d / length) * position) / 100.0d;
        } else {
            percentage = (100.0d - ((100.0d / length) * position)) / 100.0d;
        }
        primaryValue = start + delta * percentage;
    }
    return primaryValue;
}

Example 22 with IAxis

use of org.eclipse.swtchart.IAxis in project org.eclipse.linuxtools by eclipse-linuxtools.

the class TestCreateSystemtapScript method continuousControlTests.

private static void continuousControlTests(AbstractChartBuilder cb, boolean isXAxis) {
    // Continuous scaling/scrolling is less strict/predictable than discrete scrolling,
    // so just check that the controls perform their intended actions.
    IAxis axis;
    SWTBotButton zoomInButton, zoomOutButton;
    SWTBotScale zoomScale;
    SWTBotSlider scrollBar;
    int flipSign;
    if (isXAxis) {
        axis = cb.getChart().getAxisSet().getXAxis(0);
        zoomInButton = bot.buttonWithTooltip(org.eclipse.linuxtools.systemtap.graphing.ui.widgets.Messages.GraphContinuousXControl_ZoomInTooltip);
        zoomOutButton = bot.buttonWithTooltip(org.eclipse.linuxtools.systemtap.graphing.ui.widgets.Messages.GraphContinuousXControl_ZoomOutTooltip);
        zoomScale = bot.scaleWithTooltip(org.eclipse.linuxtools.systemtap.graphing.ui.widgets.Messages.GraphContinuousXControl_ScaleMessage);
        scrollBar = bot.sliderWithTooltip(org.eclipse.linuxtools.systemtap.graphing.ui.widgets.Messages.GraphContinuousXControl_ScrollMessage);
        flipSign = 1;
    } else {
        axis = cb.getChart().getAxisSet().getYAxis(0);
        zoomInButton = bot.buttonWithTooltip(org.eclipse.linuxtools.systemtap.graphing.ui.widgets.Messages.GraphContinuousYControl_ZoomInTooltip);
        zoomOutButton = bot.buttonWithTooltip(org.eclipse.linuxtools.systemtap.graphing.ui.widgets.Messages.GraphContinuousYControl_ZoomOutTooltip);
        zoomScale = bot.scaleWithTooltip(org.eclipse.linuxtools.systemtap.graphing.ui.widgets.Messages.GraphContinuousYControl_ScaleMessage);
        scrollBar = bot.sliderWithTooltip(org.eclipse.linuxtools.systemtap.graphing.ui.widgets.Messages.GraphContinuousYControl_ScrollMessage);
        flipSign = -1;
    }
    double scale = getAxisScale(cb, isXAxis);
    double scroll = getAxisScroll(cb, isXAxis);
    int thumb = scrollBar.getThumb();
    // Default range should be 100%, so zooming out shouldn't have an effect yet.
    assertEquals(scale, 1.0, 0);
    int zoomValue = zoomScale.getValue();
    Range range = axis.getRange();
    zoomOutButton.click();
    Range range2 = axis.getRange();
    assertTrue(range.upper == range2.upper && range.lower == range2.lower && zoomScale.getValue() == zoomValue && getAxisScale(cb, isXAxis) == scale && scrollBar.getThumb() == thumb);
    // Zoom in & back out with the zoom buttons.
    zoomInButton.click();
    range2 = axis.getRange();
    assertTrue(range2.upper - range2.lower < range.upper - range.lower && flipSign * (zoomScale.getValue() - zoomValue) > 0 && getAxisScale(cb, isXAxis) < scale && scrollBar.getThumb() < thumb);
    zoomOutButton.click();
    range2 = axis.getRange();
    assertTrue(range.upper == range2.upper && range.lower == range2.lower && zoomScale.getValue() == zoomValue && getAxisScale(cb, isXAxis) == scale && scrollBar.getThumb() == thumb);
    // Zoom in with the Scale control.
    int controlRange = zoomScale.getMaximum() - zoomScale.getMinimum();
    zoomScale.setValue(zoomScale.getValue() + controlRange / 2 * flipSign);
    // Note: the charts need some time to be updated after using the scale/slider controls.
    // Sleeping for a brief moment is faster than using a bot wait condition.
    bot.sleep(100);
    range2 = axis.getRange();
    assertTrue(range2.upper - range2.lower < range.upper - range.lower && getAxisScale(cb, isXAxis) < scale && scrollBar.getThumb() < thumb);
    range = range2;
    thumb = scrollBar.getThumb();
    scale = getAxisScale(cb, isXAxis);
    zoomScale.setValue(zoomScale.getValue() - controlRange / 4 * flipSign);
    bot.sleep(100);
    range2 = axis.getRange();
    assertTrue(range2.upper - range2.lower > range.upper - range.lower && getAxisScale(cb, isXAxis) > scale && scrollBar.getThumb() > thumb);
    // Test scrolling. Don't assume an initial scroll position, as it may be changed
    // in future versions (it's more likely to change than default zoom, at least).
    thumb = scrollBar.getThumb();
    controlRange = scrollBar.getMaximum() - scrollBar.getThumb() - scrollBar.getMinimum();
    scrollBar.setSelection(controlRange / 2);
    bot.sleep(100);
    assertEquals(scrollBar.getThumb(), thumb);
    // Scroll towards origin.
    range = axis.getRange();
    scrollBar.setSelection(scrollBar.getSelection() - controlRange / 4 * flipSign);
    bot.sleep(100);
    range2 = axis.getRange();
    assertTrue(range2.upper - range2.lower == range.upper - range.lower && range2.upper < range.upper && getAxisScroll(cb, isXAxis) < scroll);
    // Scroll away from origin.
    range = range2;
    scroll = getAxisScroll(cb, isXAxis);
    scrollBar.setSelection(scrollBar.getSelection() + controlRange / 8 * flipSign);
    bot.sleep(100);
    range2 = axis.getRange();
    assertTrue(range2.upper - range2.lower == range.upper - range.lower && range2.upper > range.upper && getAxisScroll(cb, isXAxis) > scroll);
}

Example 23 with IAxis

use of org.eclipse.swtchart.IAxis in project org.eclipse.linuxtools by eclipse-linuxtools.

the class TestCreateSystemtapScript method discreteXControlTests.

private static void discreteXControlTests(AbstractChartBuilder cb, int numAxisItems) {
    // Check that default range shows 100% of data.
    IAxis axis = cb.getChart().getAxisSet().getXAxis(0);
    Range range = axis.getRange();
    double scale = cb.getScale();
    double scroll = cb.getScroll();
    assertTrue(range.upper - range.lower == axis.getCategorySeries().length - 1 && range.upper - range.lower == numAxisItems - 1);
    assertTrue(scale == 1.0 && scroll == 1.0);
    // Check that scroll buttons are disabled at 100% range.
    SWTBotButton firstButton = bot.button(org.eclipse.linuxtools.systemtap.graphing.ui.widgets.Messages.GraphDiscreteXControl_First);
    SWTBotButton leftButton = bot.button(org.eclipse.linuxtools.systemtap.graphing.ui.widgets.Messages.GraphDiscreteXControl_Left);
    SWTBotButton rightButton = bot.button(org.eclipse.linuxtools.systemtap.graphing.ui.widgets.Messages.GraphDiscreteXControl_Right);
    SWTBotButton lastButton = bot.button(org.eclipse.linuxtools.systemtap.graphing.ui.widgets.Messages.GraphDiscreteXControl_Last);
    assertFalse(firstButton.isEnabled());
    assertFalse(leftButton.isEnabled());
    assertFalse(rightButton.isEnabled());
    assertFalse(lastButton.isEnabled());
    // Test zooming in. The amount of zoom is arbitrary for this test--just make sure zooming happened.
    SWTBotButton zoomInButton = bot.button(org.eclipse.linuxtools.systemtap.graphing.ui.widgets.Messages.GraphDiscreteXControl_ZoomIn);
    SWTBotButton zoomOutButton = bot.button(org.eclipse.linuxtools.systemtap.graphing.ui.widgets.Messages.GraphDiscreteXControl_ZoomOut);
    SWTBotButton allButton = bot.button(org.eclipse.linuxtools.systemtap.graphing.ui.widgets.Messages.GraphDiscreteXControl_All);
    assertTrue(zoomInButton.isEnabled());
    assertFalse(zoomOutButton.isEnabled());
    assertFalse(allButton.isEnabled());
    zoomInButton.click();
    assertTrue(zoomOutButton.isEnabled());
    assertTrue(allButton.isEnabled());
    // By default, zooming in should zoom in on the end of the axis (newest data).
    range = axis.getRange();
    assertTrue(range.upper == numAxisItems - 1 && range.lower > 0 && cb.getScale() < scale && cb.getScroll() == 1.0);
    // Left scrolling should now be enabled.
    assertTrue(firstButton.isEnabled());
    assertTrue(leftButton.isEnabled());
    assertFalse(rightButton.isEnabled());
    assertFalse(lastButton.isEnabled());
    // Test scrolling left. Again, the specific amount is arbitrary, just make sure scrolling happened.
    leftButton.click();
    range = axis.getRange();
    assertTrue(range.upper < numAxisItems - 1 && cb.getScroll() < scroll);
    int rstore = (int) range.lower;
    assertTrue(rightButton.isEnabled());
    assertTrue(lastButton.isEnabled());
    // Zooming out should bring the range back to 100%.
    zoomOutButton.click();
    range = axis.getRange();
    assertTrue(range.upper - range.lower == numAxisItems - 1 && cb.getScale() == 1.0 && cb.getScroll() < scroll);
    assertTrue(zoomInButton.isEnabled());
    assertFalse(zoomOutButton.isEnabled());
    assertFalse(allButton.isEnabled());
    assertFalse(firstButton.isEnabled());
    assertFalse(leftButton.isEnabled());
    assertFalse(rightButton.isEnabled());
    assertFalse(lastButton.isEnabled());
    // For convenience, zooming out after having scrolled somewhere should make zooming in
    // zoom back to the area that was scrolled to.
    scroll = cb.getScroll();
    zoomInButton.click();
    assertTrue(rstore == axis.getRange().lower && scroll == cb.getScroll());
    // Scrolling right should take the range back to the end of the axis.
    rightButton.click();
    range = axis.getRange();
    assertTrue(range.upper == numAxisItems - 1 && range.lower > 0 && cb.getScroll() > scroll);
    assertTrue(firstButton.isEnabled());
    assertTrue(leftButton.isEnabled());
    assertFalse(rightButton.isEnabled());
    assertFalse(lastButton.isEnabled());
    // and step right/left. Add a loop limit for safety.
    for (int i = 0; i < numAxisItems; i++) {
        range = axis.getRange();
        if (range.upper == range.lower) {
            break;
        }
        zoomInButton.click();
    }
    range = axis.getRange();
    assertTrue(range.upper == range.lower && range.upper == numAxisItems - 1);
    assertTrue(!zoomInButton.isEnabled());
    for (int i = 0; i < numAxisItems; i++) {
        if (axis.getRange().lower == 0) {
            break;
        }
        leftButton.click();
        assertTrue(axis.getRange().lower < range.lower);
        range = axis.getRange();
        assertEquals(range.lower, range.upper, 0.0);
    }
    assertEquals(axis.getRange().lower, 0, 0.0);
    for (int i = 0; i < numAxisItems; i++) {
        if (axis.getRange().upper == numAxisItems - 1) {
            break;
        }
        rightButton.click();
        assertTrue(axis.getRange().upper > range.upper);
        range = axis.getRange();
        assertEquals(range.lower, range.upper, 0.0);
    }
    assertEquals(axis.getRange().upper, numAxisItems - 1, 0);
    firstButton.click();
    assertEquals(axis.getRange().lower, 0, 0);
    assertFalse(firstButton.isEnabled());
    assertFalse(leftButton.isEnabled());
    assertTrue(rightButton.isEnabled());
    assertTrue(lastButton.isEnabled());
    lastButton.click();
    assertEquals(axis.getRange().upper, numAxisItems - 1, 0);
    assertTrue(firstButton.isEnabled());
    assertTrue(leftButton.isEnabled());
    assertFalse(rightButton.isEnabled());
    assertFalse(lastButton.isEnabled());
}

Example 24 with IAxis

use of org.eclipse.swtchart.IAxis in project org.eclipse.linuxtools by eclipse-linuxtools.

the class ChartEditor method createPartControl.

@Override
public void createPartControl(Composite parent) {
    final ChartEditorInput input = (ChartEditorInput) getEditorInput();
    final HeapChart heapChart = input.getChart();
    control = new InteractiveChart(parent, SWT.FILL);
    heapChart.setChartControl(control);
    final Color LIGHTYELLOW = new Color(Display.getDefault(), 255, 255, 225);
    final Color WHITE = Display.getDefault().getSystemColor(SWT.COLOR_WHITE);
    final Color BLACK = Display.getDefault().getSystemColor(SWT.COLOR_BLACK);
    final Color RED = Display.getDefault().getSystemColor(SWT.COLOR_RED);
    final Color ORANGE = new Color(Display.getDefault(), 255, 165, 0);
    final Color GREEN = Display.getDefault().getSystemColor(SWT.COLOR_GREEN);
    final Color DARK_BLUE = new Color(Display.getDefault(), 64, 128, 128);
    final int TICK_GAP = 40;
    control.setBackground(WHITE);
    control.getPlotArea().setBackground(LIGHTYELLOW);
    control.setProposedSaveAsFilename(heapChart.title.substring(0, heapChart.title.indexOf(' ')));
    FontData fd = JFaceResources.getDialogFont().getFontData()[0];
    fd.setStyle(SWT.BOLD);
    Font font = new Font(Display.getDefault(), fd);
    fd.setHeight(fd.getHeight() + 2);
    Font titleFont = new Font(Display.getDefault(), fd);
    ITitle title = control.getTitle();
    title.setFont(titleFont);
    title.setForeground(BLACK);
    title.setText(heapChart.title);
    IAxis xAxis = control.getAxisSet().getXAxis(0);
    xAxis.getGrid().setStyle(LineStyle.NONE);
    xAxis.getTick().setForeground(BLACK);
    ITitle xTitle = xAxis.getTitle();
    xTitle.setFont(font);
    xTitle.setForeground(BLACK);
    xTitle.setText(heapChart.xUnits);
    IAxis yAxis = control.getAxisSet().getYAxis(0);
    yAxis.getGrid().setStyle(LineStyle.SOLID);
    yAxis.getTick().setForeground(BLACK);
    yAxis.getTick().setTickMarkStepHint(TICK_GAP);
    ITitle yTitle = yAxis.getTitle();
    yTitle.setFont(font);
    yTitle.setText(heapChart.yUnits);
    yTitle.setForeground(BLACK);
    control.getLegend().setPosition(SWT.BOTTOM);
    // data
    final ILineSeries lsUseful = (ILineSeries) control.getSeriesSet().createSeries(SeriesType.LINE, // $NON-NLS-1$;
    Messages.getString("HeapChart.Useful_Heap"));
    lsUseful.setXSeries(heapChart.time);
    lsUseful.setYSeries(heapChart.dataUseful);
    lsUseful.setSymbolType(PlotSymbolType.DIAMOND);
    lsUseful.setSymbolColor(RED);
    lsUseful.setLineColor(RED);
    final ILineSeries lsExtra = (ILineSeries) control.getSeriesSet().createSeries(SeriesType.LINE, // $NON-NLS-1$;
    Messages.getString("HeapChart.Extra_Heap"));
    lsExtra.setXSeries(heapChart.time);
    lsExtra.setYSeries(heapChart.dataExtra);
    lsExtra.setSymbolType(PlotSymbolType.DIAMOND);
    lsExtra.setSymbolColor(ORANGE);
    lsExtra.setLineColor(ORANGE);
    if (heapChart.dataStacks != null) {
        final ILineSeries lsStack = (ILineSeries) control.getSeriesSet().createSeries(SeriesType.LINE, // $NON-NLS-1$;
        Messages.getString("HeapChart.Stacks"));
        lsStack.setXSeries(heapChart.time);
        lsStack.setYSeries(heapChart.dataStacks);
        lsStack.setSymbolType(PlotSymbolType.DIAMOND);
        lsStack.setSymbolColor(DARK_BLUE);
        lsStack.setLineColor(DARK_BLUE);
    }
    final ILineSeries lsTotal = (ILineSeries) control.getSeriesSet().createSeries(SeriesType.LINE, // $NON-NLS-1$;
    Messages.getString("HeapChart.Total_Heap"));
    lsTotal.setXSeries(heapChart.time);
    lsTotal.setYSeries(heapChart.dataTotal);
    lsTotal.setSymbolType(PlotSymbolType.DIAMOND);
    lsTotal.setSymbolColor(GREEN);
    lsTotal.setLineColor(GREEN);
    // adjust axes
    control.getAxisSet().adjustRange();
    IAxisSet axisSet = control.getAxisSet();
    Range xRange = axisSet.getXAxis(0).getRange();
    Range yRange = axisSet.getYAxis(0).getRange();
    double xExtra = 0.05 * (xRange.upper - xRange.lower);
    double yExtra = 0.05 * (yRange.upper - yRange.lower);
    axisSet.getXAxis(0).setRange(new Range(xRange.lower, xRange.upper + xExtra));
    axisSet.getYAxis(0).setRange(new Range(yRange.lower, yRange.upper + yExtra));
    // listeners
    control.getPlotArea().getControl().addMouseListener(new MouseAdapter() {

        @Override
        public void mouseDown(MouseEvent e) {
            showView();
            TableViewer viewer = input.getView().getTableViewer();
            input.getView().setTopControl(viewer.getControl());
            Point p = new Point(e.x, e.y);
            int closest = 0;
            double d1, d2, d3, currMin;
            double globalMin = Double.MAX_VALUE;
            for (int i = 0; i < heapChart.time.length; i++) {
                // get distance from click event to data points for the given index
                d1 = distance(lsUseful.getPixelCoordinates(i), p);
                d2 = distance(lsExtra.getPixelCoordinates(i), p);
                d3 = distance(lsTotal.getPixelCoordinates(i), p);
                // find the closest data point to the click event
                currMin = Math.min(Math.min(d1, d2), d3);
                if (currMin < globalMin) {
                    closest = i;
                    globalMin = currMin;
                }
            }
            MassifSnapshot snapshot = (MassifSnapshot) viewer.getElementAt(closest);
            viewer.setSelection(new StructuredSelection(snapshot), true);
            if (e.count == 2 && snapshot.isDetailed()) {
                ChartLocationsDialog dialog = new ChartLocationsDialog(Display.getCurrent().getActiveShell());
                dialog.setInput(snapshot);
                if (dialog.open() == Window.OK) {
                    dialog.openEditorForResult();
                }
            }
        }
    });
}

Example 25 with IAxis

use of org.eclipse.swtchart.IAxis in project org.eclipse.linuxtools by eclipse-linuxtools.

the class GraphDiscreteXControl method handleUpdateEvent.

@Override
public void handleUpdateEvent() {
    IAxis xAxis = builder.getChart().getAxisSet().getXAxis(0);
    Range range = xAxis.getRange();
    zoomInButton.setEnabled(range.upper - range.lower > 0);
    boolean showingAll = builder.getScale() == 1;
    zoomOutButton.setEnabled(!showingAll);
    allButton.setEnabled(!showingAll);
    boolean hitLeft = showingAll || range.lower == 0;
    boolean hitRight = showingAll || range.upper == getNumItems() - 1;
    leftButton.setEnabled(!hitLeft);
    rightButton.setEnabled(!hitRight);
    firstButton.setEnabled(!hitLeft);
    lastButton.setEnabled(!hitRight);
}