Examples with Line2D math.geom2d.line.Line2D used on opensource projects

Example 1 with Line2D

use of math.geom2d.line.Line2D in project Activiti by Activiti.

the class BpmnJsonConverter method readEdgeDI.

private void readEdgeDI(Map<String, JsonNode> edgeMap, Map<String, List<JsonNode>> sourceAndTargetMap, BpmnModel bpmnModel) {
    for (String edgeId : edgeMap.keySet()) {
        JsonNode edgeNode = edgeMap.get(edgeId);
        List<JsonNode> sourceAndTargetList = sourceAndTargetMap.get(edgeId);
        JsonNode sourceRefNode = null;
        JsonNode targetRefNode = null;
        if (sourceAndTargetList != null && sourceAndTargetList.size() > 1) {
            sourceRefNode = sourceAndTargetList.get(0);
            targetRefNode = sourceAndTargetList.get(1);
        }
        if (sourceRefNode == null) {
            LOGGER.info("Skipping edge {} because source ref is null", edgeId);
            continue;
        }
        if (targetRefNode == null) {
            LOGGER.info("Skipping edge {} because target ref is null", edgeId);
            continue;
        }
        JsonNode dockersNode = edgeNode.get(EDITOR_DOCKERS);
        double sourceDockersX = dockersNode.get(0).get(EDITOR_BOUNDS_X).asDouble();
        double sourceDockersY = dockersNode.get(0).get(EDITOR_BOUNDS_Y).asDouble();
        GraphicInfo sourceInfo = bpmnModel.getGraphicInfo(BpmnJsonConverterUtil.getElementId(sourceRefNode));
        GraphicInfo targetInfo = bpmnModel.getGraphicInfo(BpmnJsonConverterUtil.getElementId(targetRefNode));
        double sourceRefLineX = sourceInfo.getX() + sourceDockersX;
        double sourceRefLineY = sourceInfo.getY() + sourceDockersY;
        double nextPointInLineX;
        double nextPointInLineY;
        nextPointInLineX = dockersNode.get(1).get(EDITOR_BOUNDS_X).asDouble();
        nextPointInLineY = dockersNode.get(1).get(EDITOR_BOUNDS_Y).asDouble();
        if (dockersNode.size() == 2) {
            nextPointInLineX += targetInfo.getX();
            nextPointInLineY += targetInfo.getY();
        }
        Line2D firstLine = new Line2D(sourceRefLineX, sourceRefLineY, nextPointInLineX, nextPointInLineY);
        String sourceRefStencilId = BpmnJsonConverterUtil.getStencilId(sourceRefNode);
        String targetRefStencilId = BpmnJsonConverterUtil.getStencilId(targetRefNode);
        List<GraphicInfo> graphicInfoList = new ArrayList<GraphicInfo>();
        AbstractContinuousCurve2D source2D = null;
        if (DI_CIRCLES.contains(sourceRefStencilId)) {
            source2D = new Circle2D(sourceInfo.getX() + sourceDockersX, sourceInfo.getY() + sourceDockersY, sourceDockersX);
        } else if (DI_RECTANGLES.contains(sourceRefStencilId)) {
            source2D = createRectangle(sourceInfo);
        } else if (DI_GATEWAY.contains(sourceRefStencilId)) {
            source2D = createGateway(sourceInfo);
        }
        if (source2D != null) {
            Collection<Point2D> intersections = source2D.intersections(firstLine);
            if (intersections != null && intersections.size() > 0) {
                Point2D intersection = intersections.iterator().next();
                graphicInfoList.add(createGraphicInfo(intersection.x(), intersection.y()));
            } else {
                graphicInfoList.add(createGraphicInfo(sourceRefLineX, sourceRefLineY));
            }
        }
        Line2D lastLine = null;
        if (dockersNode.size() > 2) {
            for (int i = 1; i < dockersNode.size() - 1; i++) {
                double x = dockersNode.get(i).get(EDITOR_BOUNDS_X).asDouble();
                double y = dockersNode.get(i).get(EDITOR_BOUNDS_Y).asDouble();
                graphicInfoList.add(createGraphicInfo(x, y));
            }
            double startLastLineX = dockersNode.get(dockersNode.size() - 2).get(EDITOR_BOUNDS_X).asDouble();
            double startLastLineY = dockersNode.get(dockersNode.size() - 2).get(EDITOR_BOUNDS_Y).asDouble();
            double endLastLineX = dockersNode.get(dockersNode.size() - 1).get(EDITOR_BOUNDS_X).asDouble();
            double endLastLineY = dockersNode.get(dockersNode.size() - 1).get(EDITOR_BOUNDS_Y).asDouble();
            endLastLineX += targetInfo.getX();
            endLastLineY += targetInfo.getY();
            lastLine = new Line2D(startLastLineX, startLastLineY, endLastLineX, endLastLineY);
        } else {
            lastLine = firstLine;
        }
        AbstractContinuousCurve2D target2D = null;
        if (DI_RECTANGLES.contains(targetRefStencilId)) {
            target2D = createRectangle(targetInfo);
        } else if (DI_CIRCLES.contains(targetRefStencilId)) {
            double targetDockersX = dockersNode.get(dockersNode.size() - 1).get(EDITOR_BOUNDS_X).asDouble();
            double targetDockersY = dockersNode.get(dockersNode.size() - 1).get(EDITOR_BOUNDS_Y).asDouble();
            target2D = new Circle2D(targetInfo.getX() + targetDockersX, targetInfo.getY() + targetDockersY, targetDockersX);
        } else if (DI_GATEWAY.contains(targetRefStencilId)) {
            target2D = createGateway(targetInfo);
        }
        if (target2D != null) {
            Collection<Point2D> intersections = target2D.intersections(lastLine);
            if (intersections != null && intersections.size() > 0) {
                Point2D intersection = intersections.iterator().next();
                graphicInfoList.add(createGraphicInfo(intersection.x(), intersection.y()));
            } else {
                graphicInfoList.add(createGraphicInfo(lastLine.getPoint2().x(), lastLine.getPoint2().y()));
            }
        }
        bpmnModel.addFlowGraphicInfoList(edgeId, graphicInfoList);
    }
}