Examples with ActivityInterface org.wso2.carbon.bpel.ui.bpel2svg.ActivityInterface used on opensource projects

Example 36 with ActivityInterface

use of org.wso2.carbon.bpel.ui.bpel2svg.ActivityInterface in project carbon-business-process by wso2.

the class ActivityImpl method switchDimensionsToHorizontal.

/**
 * At start: width=0, height=0
 * Switch the dimensions of the activity to horizontal
 */
public void switchDimensionsToHorizontal() {
    int width = 0;
    int height = 0;
    ActivityInterface activity = null;
    Iterator<ActivityInterface> itr = getSubActivities().iterator();
    // Iterates through all the subActivities
    while (itr.hasNext()) {
        activity = itr.next();
        // Switch the dimension of each subActivity to the horizontal
        activity.switchDimensionsToHorizontal();
    }
    // Get the width and the height
    width = getDimensions().getWidth();
    height = getDimensions().getHeight();
    // Set the dimensions by switching the width and the height
    getDimensions().setHeight(width);
    getDimensions().setWidth(height);
}

Example 37 with ActivityInterface

use of org.wso2.carbon.bpel.ui.bpel2svg.ActivityInterface in project carbon-business-process by wso2.

the class ActivityImpl 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) {
    // Get the dimensions of the SVG i.e. width and the height
    dimensions = getDimensions();
    // 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);
    // Iterates 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 start icon text
    setStartIconTextXLeft(startXLeft + BOX_MARGIN);
    setStartIconTextYTop(startYTop + BOX_MARGIN + BPEL2SVGFactory.TEXT_ADJUST);
    // Sets the xLeft and yTop positions of the SVG  of the composite activity after setting the dimensions
    getDimensions().setXLeft(startXLeft);
    getDimensions().setYTop(startYTop);
}

Example 38 with ActivityInterface

use of org.wso2.carbon.bpel.ui.bpel2svg.ActivityInterface in project carbon-business-process by wso2.

the class ActivityImpl method getArrows.

/**
 * Get the arrow coordinates of the activities
 *
 * @param doc SVG document which defines the components including shapes, gradients etc. of the activity
 * @return An element which contains the arrow coordinates of the If activity and its subActivities
 */
protected Element getArrows(SVGDocument doc) {
    Element subGroup = null;
    subGroup = doc.createElementNS("http://www.w3.org/2000/svg", "g");
    if (subActivities != null) {
        ActivityInterface activity = null;
        String id = null;
        // Coordinates of the start icon exit arrow
        SVGCoordinates myStartCoords = getStartIconExitArrowCoords();
        // Coordinates of the end icon entry arrow
        SVGCoordinates myExitCoords = getEndIconEntryArrowCoords();
        SVGCoordinates activityExitCoords = null;
        SVGCoordinates activityEntryCoords = null;
        Iterator<ActivityInterface> itr = subActivities.iterator();
        // Iterate through the subActivities
        while (itr.hasNext()) {
            activity = itr.next();
            // Gets the entry and exit coordinates of the iterated activity
            activityExitCoords = activity.getExitArrowCoords();
            activityEntryCoords = activity.getEntryArrowCoords();
            id = activity.getId();
            // Define the entry arrow flow coordinates for the activity
            subGroup.appendChild(getArrowDefinition(doc, myStartCoords.getXLeft(), myStartCoords.getYTop(), activityEntryCoords.getXLeft(), activityEntryCoords.getYTop(), id));
            // Define the exit arrow flow coordinates for the activity
            subGroup.appendChild(getArrowDefinition(doc, activityExitCoords.getXLeft(), activityExitCoords.getYTop(), myExitCoords.getXLeft(), myExitCoords.getYTop(), id));
        }
    }
    return subGroup;
}

Example 39 with ActivityInterface

use of org.wso2.carbon.bpel.ui.bpel2svg.ActivityInterface in project carbon-business-process by wso2.

the class ElseImpl 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
 */
public 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);
    ActivityInterface activity = null;
    Iterator<ActivityInterface> itr = getSubActivities().iterator();
    // Adjusting the childXLeft and childYTop positions
    int childYTop;
    int childXLeft = xLeft + getStartIconWidth() + (getYSpacing() / 2);
    // Iterates through all the subActivities
    while (itr.hasNext()) {
        activity = itr.next();
        // Sets the yTop position of the iterated activity : childYTop= center of layout -(height of the activity)/2
        childYTop = centreOfMyLayout - (activity.getDimensions().getHeight() / 2);
        // 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 start icon text
    setStartIconTextXLeft(startXLeft + BOX_MARGIN);
    setStartIconTextYTop(startYTop + BOX_MARGIN + BPEL2SVGFactory.TEXT_ADJUST);
    // Sets the xLeft and yTop positions of the SVG of the composite activity after setting the dimensions
    getDimensions().setXLeft(startXLeft);
    getDimensions().setYTop(startYTop);
}

Example 40 with ActivityInterface

use of org.wso2.carbon.bpel.ui.bpel2svg.ActivityInterface in project carbon-business-process by wso2.

the class ElseImpl method getArrows.

/**
 * Get the arrow coordinates of the activities
 *
 * @param doc SVG document which defines the components including shapes, gradients etc. of the activity
 * @return An element which contains the arrow coordinates of the Else activity and its subActivities
 */
protected Element getArrows(SVGDocument doc) {
    // Checks for the subActivities
    if (subActivities != null) {
        ActivityInterface prevActivity = null;
        ActivityInterface activity = null;
        String id = null;
        ActivityInterface seqActivity = null;
        SVGCoordinates myStartCoords = getStartIconExitArrowCoords();
        // SVGCoordinates myExitCoords = getEndIconEntryArrowCoords();
        SVGCoordinates exitCoords = null;
        SVGCoordinates activityEntryCoords = null;
        // SVGCoordinates activityExitCoords = null;
        Iterator<ActivityInterface> itr = subActivities.iterator();
        // Creating an SVG Container "g"
        Element subGroup = doc.createElementNS(SVG_NAMESPACE, "g");
        // Iterates through all the subActivities
        while (itr.hasNext()) {
            activity = itr.next();
            // Gets the entry and exit coordinates of the iterated activity
            activityEntryCoords = activity.getEntryArrowCoords();
            /*If the activity is a Sequence, then all the subActivities inside the Sequence is iterated and
                 checked for
                any Throw activities inside it.
                If a Throw activity is present : throwOrNot =true ,
                Else : throwOrNot =false
                 */
            if (activity instanceof SequenceImpl) {
                List<ActivityInterface> sub = activity.getSubActivities();
                Iterator<ActivityInterface> as = sub.iterator();
                while (as.hasNext()) {
                    seqActivity = as.next();
                    if (seqActivity instanceof ThrowImpl) {
                        throwOrNot = true;
                        break;
                    } else {
                        throwOrNot = false;
                    }
                }
            }
            // Checks whether the activity is a Throw activity
            if (activity instanceof ThrowImpl) {
                throwOrNot = true;
            }
            // Checks whether the previous activity is null
            if (prevActivity != null) {
                // Get the exit arrow coordinates of the previous activity
                exitCoords = prevActivity.getExitArrowCoords();
                // id is assigned with the id of the previous activity + id of the current activity
                id = prevActivity.getId() + "-" + activity.getId();
                /*If the previous activity is not null, then arrow flow is from the previous activity to the
                     current activity
                      This gives the coordinates of the start point and the end point
                    */
                subGroup.appendChild(getArrowDefinition(doc, exitCoords.getXLeft(), exitCoords.getYTop(), activityEntryCoords.getXLeft(), activityEntryCoords.getYTop(), id));
            } else {
                /*If the previous activity is null, then arrow flow is directly from the startIcon to the activity
                      This gives the coordinates of the start point and the end point
                    */
                subGroup.appendChild(getArrowDefinition(doc, myStartCoords.getXLeft(), myStartCoords.getYTop(), activityEntryCoords.getXLeft(), activityEntryCoords.getYTop(), id));
            }
            // current activity is assigned to the previous activity
            prevActivity = activity;
        }
        return subGroup;
    }
    return null;
}