Examples with ChangeImageZoom org.csstudio.javafx.rtplot.internal.undo.ChangeImageZoom used on opensource projects

Example 1 with ChangeImageZoom

use of org.csstudio.javafx.rtplot.internal.undo.ChangeImageZoom in project org.csstudio.display.builder by kasemir.

the class ImagePlot method mouseUp.

/**
 * setOnMouseReleased
 */
private void mouseUp(final MouseEvent e) {
    final Point2D start = mouse_start.orElse(null);
    final Point2D current = mouse_current.orElse(null);
    if (start == null || current == null)
        return;
    if (mouse_mode == MouseMode.PAN_PLOT) {
        mouseMove(e);
        undo.add(new ChangeImageZoom(Messages.Pan, x_axis, mouse_start_x_range, x_axis.getValueRange(), y_axis, mouse_start_y_range, y_axis.getValueRange()));
        mouse_mode = MouseMode.PAN;
        mouse_start_x_range = null;
        mouse_start_y_range = null;
    } else if (mouse_mode == MouseMode.ZOOM_IN_X) {
        // X axis increases going _right_ just like mouse 'x' coordinate
        if (Math.abs(start.getX() - current.getX()) > ZOOM_PIXEL_THRESHOLD) {
            final int low = (int) Math.min(start.getX(), current.getX());
            final int high = (int) Math.max(start.getX(), current.getX());
            final AxisRange<Double> original_x_range = x_axis.getValueRange();
            final AxisRange<Double> new_x_range = getRestrictedRange(x_axis.getValue(low), x_axis.getValue(high), min_x, max_x);
            undo.execute(new ChangeImageZoom(x_axis, original_x_range, new_x_range, null, null, null));
        }
        mouse_mode = MouseMode.ZOOM_IN;
    } else if (mouse_mode == MouseMode.ZOOM_IN_Y) {
        // Mouse 'y' increases going _down_ the screen
        if (Math.abs(start.getY() - current.getY()) > ZOOM_PIXEL_THRESHOLD) {
            final int high = (int) Math.min(start.getY(), current.getY());
            final int low = (int) Math.max(start.getY(), current.getY());
            final AxisRange<Double> original_y_range = y_axis.getValueRange();
            final AxisRange<Double> new_y_range = getRestrictedRange(y_axis.getValue(low), y_axis.getValue(high), min_y, max_y);
            undo.execute(new ChangeImageZoom(null, null, null, y_axis, original_y_range, new_y_range));
        }
        mouse_mode = MouseMode.ZOOM_IN;
    } else if (mouse_mode == MouseMode.ZOOM_IN_PLOT) {
        if (Math.abs(start.getX() - current.getX()) > ZOOM_PIXEL_THRESHOLD || Math.abs(start.getY() - current.getY()) > ZOOM_PIXEL_THRESHOLD) {
            // X axis increases going _right_ just like mouse 'x' coordinate
            int low = (int) Math.min(start.getX(), current.getX());
            int high = (int) Math.max(start.getX(), current.getX());
            final AxisRange<Double> original_x_range = x_axis.getValueRange();
            final AxisRange<Double> new_x_range = getRestrictedRange(x_axis.getValue(low), x_axis.getValue(high), min_x, max_x);
            // Mouse 'y' increases going _down_ the screen
            high = (int) Math.min(start.getY(), current.getY());
            low = (int) Math.max(start.getY(), current.getY());
            final AxisRange<Double> original_y_range = y_axis.getValueRange();
            final AxisRange<Double> new_y_range = getRestrictedRange(y_axis.getValue(low), y_axis.getValue(high), min_y, max_y);
            undo.execute(new ChangeImageZoom(x_axis, original_x_range, new_x_range, y_axis, original_y_range, new_y_range));
        }
        mouse_mode = MouseMode.ZOOM_IN;
    }
}

Example 2 with ChangeImageZoom

use of org.csstudio.javafx.rtplot.internal.undo.ChangeImageZoom in project org.csstudio.display.builder by kasemir.

the class RTImagePlot method changeAxisLimit.

protected void changeAxisLimit(AxisPart<Double> axis, boolean isHigh, Double value) {
    AxisRange<Double> old_range = axis.getValueRange();
    AxisRange<Double> new_range = isHigh ? new AxisRange<>(old_range.getLow(), value) : new AxisRange<>(value, old_range.getHigh());
    if (// Y axis?
    axis instanceof YAxisImpl<?>) {
        getUndoableActionManager().execute(new ChangeImageZoom(Messages.Set_Axis_Range, null, null, null, axis, old_range, new_range));
    } else // X axis
    {
        getUndoableActionManager().execute(new ChangeImageZoom(Messages.Set_Axis_Range, axis, old_range, new_range, null, null, null));
    }
}

Example 3 with ChangeImageZoom

use of org.csstudio.javafx.rtplot.internal.undo.ChangeImageZoom in project org.csstudio.display.builder by kasemir.

the class ImagePlot method zoomInOut.

/**
 * Zoom 'in' or 'out' from where the mouse was clicked
 *  @param x Mouse coordinate
 *  @param y Mouse coordinate
 *  @param factor Zoom factor, positive to zoom 'out'
 */
@Override
protected void zoomInOut(final double x, final double y, final double factor) {
    // In case ROI is visible, hide because zoom invalidates the tracker position on the screen
    removeROITracker();
    final boolean zoom_x = x_axis.getBounds().contains(x, y);
    final boolean zoom_y = y_axis.getBounds().contains(x, y);
    final boolean zoom_both = image_area.getBounds().contains(x, y);
    AxisRange<Double> orig_x = null, orig_y = null;
    if (zoom_x || zoom_both)
        orig_x = zoomAxis(x_axis, (int) x, factor, min_x, max_x);
    if (zoom_y || zoom_both)
        orig_y = zoomAxis(y_axis, (int) y, factor, min_y, max_y);
    if (zoom_both)
        undo.add(new ChangeImageZoom(x_axis, orig_x, x_axis.getValueRange(), y_axis, orig_y, y_axis.getValueRange()));
    else if (zoom_x)
        undo.add(new ChangeImageZoom(x_axis, orig_x, x_axis.getValueRange(), null, null, null));
    else if (zoom_y)
        undo.add(new ChangeImageZoom(null, null, null, y_axis, orig_y, y_axis.getValueRange()));
}