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

Example 16 with IAxis

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

the class ChartLayout method adjustForRotatedTickLabels.

/**
 * Adjust the axis size for rotated tick labels.
 *
 * @param r
 *            the rectangle to layout
 */
private void adjustForRotatedTickLabels(Rectangle r) {
    for (IAxis axis : horizontalAxes) {
        double angle = axis.getTick().getTickLabelAngle();
        if (angle == 0 || !axis.getTick().isVisible()) {
            continue;
        }
        // update tick label height
        int tickLabelMaxLength = ((Axis) axis).getTick().getAxisTickLabels().getTickLabelMaxLength();
        AxisLayoutData layoutData = axisLayoutDataMap.get(axis);
        int height = Axis.MARGIN + (int) (tickLabelMaxLength * Math.sin(Math.toRadians(angle)) + Util.getExtentInGC(layoutData.axisTickLabels.getFont(), null).y * Math.cos(Math.toRadians(angle)));
        int delta = height - layoutData.tickLabelsLayoutdata.heightHint;
        layoutData.tickLabelsLayoutdata.heightHint = height;
        // update axis height
        if (axis.getPosition() == Position.Primary) {
            bottomAxisHeight += delta;
        } else {
            topAxisHeight += delta;
        }
        // update plot area height
        computePlotAreaSize(r);
        updateVerticalAxisTick();
    }
}

Example 17 with IAxis

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

the class ChartLayout method computeAxisSize.

/**
 * Computes the size of axes updating tick labels.
 *
 * @param r
 *            the rectangle to layout
 */
private void computeAxisSize(Rectangle r) {
    // update vertical axis tick labels
    updateVerticalAxisTick();
    // compute axis width
    for (IAxis axis : verticalAxes) {
        int tickAreaWidth = Axis.MARGIN;
        if (axis.getTick().isVisible()) {
            tickAreaWidth = ((Axis) axis).getTick().getAxisTickLabels().getTickLabelMaxLength();
        }
        AxisLayoutData axisLayout = axisLayoutDataMap.get(axis);
        axisLayout.tickLabelsLayoutdata.widthHint += tickAreaWidth;
        if (axis.getPosition() == Position.Primary) {
            leftAxisWidth += tickAreaWidth;
        } else {
            rightAxisWidth += tickAreaWidth;
        }
    }
    // compute axis height
    for (IAxis axis : horizontalAxes) {
        if (axis.getTick().isVisible()) {
            continue;
        }
        if (axis.getPosition() == Position.Primary) {
            bottomAxisHeight += Axis.MARGIN;
        } else {
            topAxisHeight += Axis.MARGIN;
        }
    }
    // update plot area width
    computePlotAreaSize(r);
    // update horizontal axis tick labels
    updateHorizontalAxisTick();
}

Example 18 with IAxis

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

the class SeriesSet method compressAllSeries.

/**
 * Compresses all series data.
 */
public void compressAllSeries() {
    if (!chart.isCompressEnabled()) {
        return;
    }
    CompressConfig config = new CompressConfig();
    final int PRECISION = 2;
    Point p = chart.getPlotArea().getSize();
    int width = p.x * PRECISION;
    int height = p.y * PRECISION;
    config.setSizeInPixel(width, height);
    for (ISeries series : getSeries()) {
        int xAxisId = series.getXAxisId();
        int yAxisId = series.getYAxisId();
        IAxis xAxis = chart.getAxisSet().getXAxis(xAxisId);
        IAxis yAxis = chart.getAxisSet().getYAxis(yAxisId);
        if (xAxis == null || yAxis == null) {
            continue;
        }
        Range xRange = xAxis.getRange();
        Range yRange = yAxis.getRange();
        if (xRange == null || yRange == null) {
            continue;
        }
        double xMin = xRange.lower;
        double xMax = xRange.upper;
        double yMin = yRange.lower;
        double yMax = yRange.upper;
        config.setXLogScale(xAxis.isLogScaleEnabled());
        config.setYLogScale(yAxis.isLogScaleEnabled());
        double lower = xMin - (xMax - xMin) * 0.015;
        double upper = xMax + (xMax - xMin) * 0.015;
        if (xAxis.isLogScaleEnabled()) {
            lower = ((Series) series).getXRange().lower;
        }
        config.setXRange(lower, upper);
        lower = yMin - (yMax - yMin) * 0.015;
        upper = yMax + (yMax - yMin) * 0.015;
        if (yAxis.isLogScaleEnabled()) {
            lower = ((Series) series).getYRange().lower;
        }
        config.setYRange(lower, upper);
        ICompress compressor = ((Series) series).getCompressor();
        compressor.compress(config);
    }
}

Example 19 with IAxis

use of org.eclipse.swtchart.IAxis in project netxms by netxms.

the class LineChart method endSelection.

/**
 * Selection end handler
 */
private void endSelection() {
    if (!selectionActive)
        return;
    selectionActive = false;
    final IPlotArea plotArea = getPlotArea();
    plotArea.removeMouseMoveListener(moveListener);
    if (selection.isUsableSize()) {
        for (IAxis axis : getAxisSet().getAxes()) {
            Point range = null;
            if ((getOrientation() == SWT.HORIZONTAL && axis.getDirection() == Direction.X) || (getOrientation() == SWT.VERTICAL && axis.getDirection() == Direction.Y)) {
                range = selection.getHorizontalRange();
            } else {
                range = selection.getVerticalRange();
            }
            if (range != null && range.x != range.y) {
                setRange(range, axis);
            }
        }
        zoomedToSelectionX = true;
        zoomedToSelectionY = true;
    }
    selection.dispose();
    redraw();
}

Example 20 with IAxis

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

the class PieChart method renderLabels.

protected void renderLabels(PaintEvent e) {
    for (ISeries<?> series : getSeriesSet().getSeries()) {
        if (series instanceof ICircularSeries) {
            IAxis xAxis = getAxisSet().getXAxis(series.getXAxisId());
            IAxis yAxis = getAxisSet().getYAxis(series.getYAxisId());
            List<Node> nodes = ((ICircularSeries<?>) series).getRootNode().getChildren();
            if (!nodes.isEmpty()) {
                for (Node node : nodes) {
                    renderNodeLabel(node, (ICircularSeries<?>) series, e.gc, xAxis, yAxis);
                }
            }
        }
    }
}