Examples with Start org.wso2.carbon.humantask.core.engine.commands.Start used on opensource projects

Example 56 with Start

use of org.wso2.carbon.humantask.core.engine.commands.Start in project carbon-business-process by wso2.

the class ScopeImpl method layoutVertical.

/**
 * Sets the x and y positions of the activities
 * At the start: startXLeft=0, startYTop=0
 * centreOfMyLayout- center of the the SVG
 *
 * @param startXLeft x-coordinate
 * @param startYTop  y-coordinate
 */
public void layoutVertical(int startXLeft, int startYTop) {
    // Aligns the activities to the center of the layout
    int centreOfMyLayout = startXLeft + (getDimensions().getWidth() / 2);
    int xLeft = 0;
    int yTop = 0;
    int endXLeft = 0;
    int endYTop = 0;
    int centerNHLayout = startXLeft + (getCoreDimensions().getWidth() / 2);
    // Set the dimensions
    getDimensions().setXLeft(startXLeft);
    getDimensions().setYTop(startYTop);
    // Set the xLeft and yTop of the core dimensions
    getCoreDimensions().setXLeft(startXLeft + (getXSpacing() / 2));
    getCoreDimensions().setYTop(startYTop + (getYSpacing() / 2));
    /* Checks whether its a simple layout i.e. whether the subActivities are any handlers
           if so --> true , else --> false
         */
    if (isSimpleLayout()) {
        // Positioning the startIcon
        xLeft = centreOfMyLayout - (getStartIconWidth() / 2);
        yTop = startYTop + (getYSpacing() / 2);
        // Positioning the endIcon
        endXLeft = centreOfMyLayout - (getEndIconWidth() / 2);
        endYTop = startYTop + getDimensions().getHeight() - getEndIconHeight() - (getYSpacing() / 2);
    } else {
        // Positioning the startIcon
        xLeft = centerNHLayout - (getStartIconWidth() / 2) + (getXSpacing() / 2);
        yTop = getCoreDimensions().getYTop() + (getYSpacing() / 2);
        // Positioning the endIcon
        endXLeft = centerNHLayout - (getEndIconWidth() / 2) + (getXSpacing() / 2);
        endYTop = getCoreDimensions().getYTop() + getCoreDimensions().getHeight() - getEndIconHeight() - (getYSpacing() / 2);
    }
    ActivityInterface activity = null;
    Iterator<ActivityInterface> itr = getSubActivities().iterator();
    int childYTop = 0;
    int childXLeft = 0;
    /* Checks whether its a simple layout i.e. whether the subActivities are any handlers
           if so --> true , else --> false
         */
    if (isSimpleLayout()) {
        // Adjusting the childXLeft and childYTop positions
        childYTop = yTop + getStartIconHeight() + (getYSpacing() / 2);
        childXLeft = startXLeft + (getXSpacing() / 2);
    } else {
        // Adjusting the childXLeft and childYTop positions
        childYTop = getCoreDimensions().getYTop() + getStartIconHeight() + (getYSpacing() / 2);
        childXLeft = getCoreDimensions().getXLeft() + (getXSpacing() / 2);
    }
    // Iterates through the subActivities
    while (itr.hasNext()) {
        activity = itr.next();
        // Checks whether the activity is of any handler type
        if (activity instanceof FaultHandlerImpl || activity instanceof TerminationHandlerImpl || activity instanceof CompensationHandlerImpl || activity instanceof EventHandlerImpl) {
        } else if (activity instanceof RepeatUntilImpl || activity instanceof ForEachImpl || activity instanceof WhileImpl || activity instanceof IfImpl) {
            /* If the activity inside Scope activity is an instance of ForEach, Repeat Until, While or If activity,
                then increase the yTop position of start icon of those activities , as the start icon is placed
                on the scope/box which contains the subActivities.This requires more spacing, so the yTop of the
                activity following it i.e. the activity after it is also increased.
                */
            int x = childYTop + (getYSpacing() / 2);
            // Sets the xLeft and yTop position of the iterated activity
            activity.layout(childXLeft, x);
            // Calculate the yTop position of the next activity
            childXLeft += activity.getDimensions().getWidth();
        } else {
            // Sets the xLeft and yTop position of the iterated activity
            activity.layout(childXLeft, childYTop);
            // Calculate the yTop position of the next activity
            childXLeft += activity.getDimensions().getWidth();
        }
    }
    // Process Handlers
    itr = getSubActivities().iterator();
    // Adjusting the childXLeft and childYTop positions
    childXLeft = startXLeft + getCoreDimensions().getWidth();
    childYTop = yTop + getHandlerAdjustment();
    // Iterates through the subActivities
    while (itr.hasNext()) {
        activity = itr.next();
        // Checks whether the activity is of any handler type
        if (activity instanceof FaultHandlerImpl || activity instanceof TerminationHandlerImpl || activity instanceof CompensationHandlerImpl || activity instanceof EventHandlerImpl) {
            // Sets the xLeft and yTop position of the iterated activity
            activity.layout(childXLeft, childYTop);
            childXLeft += activity.getDimensions().getWidth();
        }
    }
    // Sets the xLeft and yTop positions of the start icon
    setStartIconXLeft(xLeft);
    setStartIconYTop(yTop);
    // Sets the xLeft and yTop positions of the end icon
    setEndIconXLeft(endXLeft);
    setEndIconYTop(endYTop);
    // Sets the xLeft and yTop positions of the start icon text
    setStartIconTextXLeft(startXLeft + BOX_MARGIN);
    setStartIconTextYTop(startYTop + BOX_MARGIN + BPEL2SVGFactory.TEXT_ADJUST);
}

Example 57 with Start

use of org.wso2.carbon.humantask.core.engine.commands.Start in project carbon-business-process by wso2.

the class ProcessImpl method getLinkArrows.

/**
 * Gets the Link arrow coordinates when there is a FLOW activity in the process
 *
 * @param doc SVG document which defines the components including shapes, gradients etc. of the process
 * @return An element which contains the link arrow coordinates of the Process
 */
private Element getLinkArrows(SVGDocument doc) {
    Element group = doc.createElementNS(SVGNamespace.SVG_NAMESPACE, "g");
    // Checks whether the any links exist
    if (links != null && !links.isEmpty()) {
        // Returns a collection-view of the map with the link names, sources(starting activity) and the target
        // (ending activity)
        Set linksSet = links.entrySet();
        Iterator linksIterator = linksSet.iterator();
        // Iterates through the links
        while (linksIterator.hasNext()) {
            Map.Entry<String, Link> link = (Map.Entry<String, Link>) linksIterator.next();
            // Gets the source/start activity of the link
            ActivityInterface startActivity = link.getValue().getSource();
            // Gets the target/end activity of the link
            ActivityInterface endActivity = link.getValue().getTarget();
            // Get the link name
            String linkName = link.getKey();
            // Check if the source and the target of the link contains a value
            if (endActivity != null && startActivity != null) {
                // Define the link flow/path by giving the coordinates of the start and end activity
                group.appendChild(drawLink(doc, startActivity.getExitArrowCoords().getXLeft(), startActivity.getExitArrowCoords().getYTop(), endActivity.getEntryArrowCoords().getXLeft(), endActivity.getEntryArrowCoords().getYTop(), startActivity.getStartIconWidth(), link.getKey(), linkName));
            }
        }
    }
    return group;
}

Example 58 with Start

use of org.wso2.carbon.humantask.core.engine.commands.Start in project carbon-business-process by wso2.

the class ProcessImpl method getExitArrowCoords.

/**
 * At the start: xLeft= xLeft of startIcon + (width of startIcon)/2, yTop= yTop of startIcon + height of startIcon
 * Calculates the coordinates of the arrow which leaves an activity
 *
 * @return coordinates/exit point of the exit arrow for the activities
 */
@Override
public SVGCoordinates getExitArrowCoords() {
    int xLeft = getStartIconXLeft() + (getStartIconWidth() / 2);
    int yTop = getStartIconYTop() + getStartIconHeight();
    if (!layoutManager.isVerticalLayout()) {
        xLeft = getStartIconXLeft() + getStartIconWidth();
        yTop = getStartIconYTop() + (getStartIconHeight() / 2);
    }
    // Returns the calculated coordinate points of the exit arrow
    SVGCoordinates coords = new SVGCoordinates(xLeft, yTop);
    return coords;
}

Example 59 with Start

use of org.wso2.carbon.humantask.core.engine.commands.Start in project carbon-business-process by wso2.

the class ProcessImpl method layoutVertical.

/**
 * Sets the x and y positions of the activities
 * At the start: startXLeft=0, startYTop=0
 * centreOfMyLayout- center of the the SVG
 *
 * @param startXLeft x-coordinate
 * @param startYTop  y-coordinate
 */
public void layoutVertical(int startXLeft, int startYTop) {
    // Aligns the activities to the center of the layout
    int centreOfMyLayout = startXLeft + (dimensions.getWidth() / 2);
    // Positioning the startIcon
    int xLeft = centreOfMyLayout - (getStartIconWidth() / 2);
    int yTop = startYTop + (getYSpacing() / 2);
    // Positioning the endIcon
    int endXLeft = centreOfMyLayout - (getEndIconWidth() / 2);
    int endYTop = startYTop + dimensions.getHeight() - getEndIconHeight() - (getYSpacing() / 2);
    ActivityInterface activity = null;
    Iterator<ActivityInterface> itr = getSubActivities().iterator();
    // Adjusting the childXLeft and childYTop positions
    int childYTop = yTop + getStartIconHeight() + (getYSpacing() / 2);
    int childXLeft = startXLeft + (getXSpacing() / 2);
    // Iterate through the subActivities
    while (itr.hasNext()) {
        activity = itr.next();
        // Sets the xLeft and yTop position of the iterated activity
        activity.layout(childXLeft, childYTop);
        childYTop += activity.getDimensions().getHeight();
    }
    // Sets the xLeft and yTop positions of the start icon
    setStartIconXLeft(xLeft);
    setStartIconYTop(yTop);
    // Sets the xLeft and yTop positions of the end icon
    setEndIconXLeft(endXLeft);
    setEndIconYTop(endYTop);
    // Sets the xLeft and yTop positions of the SVG  of the process after setting the dimensions
    getDimensions().setXLeft(startXLeft);
    getDimensions().setYTop(startYTop);
}

Example 60 with Start

use of org.wso2.carbon.humantask.core.engine.commands.Start in project carbon-business-process by wso2.

the class ProcessImpl method layoutHorizontal.

/**
 * Sets the x and y positions of the activities
 * At the start: startXLeft=0, startYTop=0
 *
 * @param startXLeft x-coordinate
 * @param startYTop  y-coordinate
 *                   centreOfMyLayout- center of the the SVG
 */
private void layoutHorizontal(int startXLeft, int startYTop) {
    // Aligns the activities to the center of the layout
    int centreOfMyLayout = startYTop + (dimensions.getHeight() / 2);
    // Positioning the startIcon
    int xLeft = startXLeft + (getYSpacing() / 2);
    int yTop = centreOfMyLayout - (getStartIconHeight() / 2);
    // Positioning the endIcon
    int endXLeft = startXLeft + dimensions.getWidth() - getEndIconWidth() - (getYSpacing() / 2);
    int endYTop = centreOfMyLayout - (getEndIconHeight() / 2);
    ActivityInterface activity = null;
    Iterator<ActivityInterface> itr = getSubActivities().iterator();
    // Adjusting the childXLeft and childYTop positions
    int childXLeft = xLeft + getStartIconWidth() + (getYSpacing() / 2);
    int childYTop = startYTop + (getXSpacing() / 2);
    // Iterates through all the subActivities
    while (itr.hasNext()) {
        activity = itr.next();
        // Sets the xLeft and yTop position of the iterated activity
        activity.layout(childXLeft, childYTop);
        childXLeft += activity.getDimensions().getWidth();
    }
    // Sets the xLeft and yTop positions of the start icon
    setStartIconXLeft(xLeft);
    setStartIconYTop(yTop);
    // Sets the xLeft and yTop positions of the end icon
    setEndIconXLeft(endXLeft);
    setEndIconYTop(endYTop);
    // Sets the xLeft and yTop positions of the SVG  of the process after setting the dimensions
    getDimensions().setXLeft(startXLeft);
    getDimensions().setYTop(startYTop);
}