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Code: Select all

    include("scripts/EAction.js"); 
    var distance = 2;
    var document = EAction.getDocument();

    if (document.hasSelection()) {
        var ids = document.querySelectedEntities();
    }

    var positions = [];
    for (var i=0; i<ids.length; i++) {
        var id = ids[i];
        var entity = document.queryEntity(id);
        if (entity.getLength() > distance) {
            var points = entity.getPointsWithDistanceToEnd(distance, RS.FromStart);
            if (isValidVector(points[0])) {
                positions.push(points[0]);
            }
        }
    }

    var appWin = EAction.getMainWindow();
    appWin.setProperty("InfoStorePositions", positions);

Code: Select all

    include("scripts/EAction.js"); 
    var distance = 2;
    var document = EAction.getDocument();

    if (document.hasSelection()) {
        var ids = document.querySelectedEntities();
    }

    var positions = [];
    for (var i=0; i<ids.length; i++) {
        var id = ids[i];
        var entity = document.queryEntity(id);
        if (entity.getLength() > distance) {
            var points = entity.getPointsWithDistanceToEnd(distance, RS.FromEnd);
            if (isValidVector(points[0])) {
                positions.push(points[0]);
            }
        }
    }

    var appWin = EAction.getMainWindow();
    appWin.setProperty("InfoStorePositions", positions);

Code: Select all

    include("scripts/EAction.js");
    include("scripts/library.js");

    // User configurable parameters:
    var distance = 2.0;       // A valid number
    var doFromStart = true;   // true/false
    var doFromEnd = true;     // true/false

    var document = EAction.getDocument();
    var positions = [];

    if (!isNull(document) && document.hasSelection() && isNumber(distance)) {
        var ids = document.querySelectedEntities();
        var id, entity, length, polyShape, points;
 
        // Process all selected entities by ID:
        for (var i=0; i<ids.length; i++) {
            id = ids[i];
            entity = document.queryEntityDirect(id);    // No change required
 
            // Only process entities with a length(+) and longer than the distance in absolute:
            length = entity.getLength();
            if (isNumberGreaterZero(length) && length > Math.abs(distance)) {
                // Include position from start of entity:
                if (doFromStart === true) {
                    if (isPolylineEntity(entity)) {
                        polyShape = entity.castToShape();
                        points = polyShape.getPointsWithDistanceToEnd(distance, RS.FromStart|RS.AlongPolyline);
                    }
                    else {
                        points = entity.getPointsWithDistanceToEnd(distance, RS.FromStart|RS.AlongPolyline);
                    }

                    // If any, only include valid positions:
                    if (!isNull(points) && points.length > 0 && isValidVector(points[0])) {
                        positions.push(points[0]);
                    }
                }

                // Include position from end of entity:
                if (doFromEnd === true) {
                   if (isPolylineEntity(entity)) {
                        polyShape = entity.castToShape();
                        points = polyShape.getPointsWithDistanceToEnd(distance, RS.FromEnd|RS.AlongPolyline);
                    }
                    else {
                        points = entity.getPointsWithDistanceToEnd(distance, RS.FromEnd|RS.AlongPolyline);
                    }

                    // If any, only include valid positions:
                    if (!isNull(points) && points.length > 0 && isValidVector(points[0])) {
                        positions.push(points[0]);
                    }
                }

                // Add additional positions here:
                // e.g. entity.getStartPoint() | entity.getMiddlePoint() ...
                // Zero from start is also equal to the start point itself
                // A negative distance is before/after the entity in normal sense
                //    As implemented it would skip -(distance(-)) <= entity length
            }
        }

        // If any, store positions to reuse as coordinates list for drawing tools:
        if (positions.length > 0) {
            var appWin = EAction.getMainWindow();
            if (!isNull(appWin)) {
                appWin.setProperty("InfoStorePositions", positions);
                EAction.handleUserInfo("Stored %1 positions.".arg(positions.length));
            }
            else {
                EAction.handleUserWarning("Failed to store positions.");
            }
        }
        else {
            EAction.handleUserWarning("No positions to store.");
        }
    }
    else {
        // Warn user on critical faults:
        EAction.handleUserWarning("No document, no selection or not a valid distance.");
    }