Examples with MissingOperandException org.apache.pdfbox.contentstream.operator.MissingOperandException used on opensource projects

Example 1 with MissingOperandException

use of org.apache.pdfbox.contentstream.operator.MissingOperandException in project pdfbox by apache.

the class Concatenate method process.

@Override
public void process(Operator operator, List<COSBase> arguments) throws IOException {
    if (arguments.size() < 6) {
        throw new MissingOperandException(operator, arguments);
    }
    if (!checkArrayTypesClass(arguments, COSNumber.class)) {
        return;
    }
    // concatenate matrix to current transformation matrix
    COSNumber a = (COSNumber) arguments.get(0);
    COSNumber b = (COSNumber) arguments.get(1);
    COSNumber c = (COSNumber) arguments.get(2);
    COSNumber d = (COSNumber) arguments.get(3);
    COSNumber e = (COSNumber) arguments.get(4);
    COSNumber f = (COSNumber) arguments.get(5);
    Matrix matrix = new Matrix(a.floatValue(), b.floatValue(), c.floatValue(), d.floatValue(), e.floatValue(), f.floatValue());
    context.getGraphicsState().getCurrentTransformationMatrix().concatenate(matrix);
}

Example 2 with MissingOperandException

use of org.apache.pdfbox.contentstream.operator.MissingOperandException in project pdfbox by apache.

the class SetGraphicsStateParameters method process.

@Override
public void process(Operator operator, List<COSBase> arguments) throws IOException {
    if (arguments.size() < 1) {
        throw new MissingOperandException(operator, arguments);
    }
    COSBase base0 = arguments.get(0);
    if (!(base0 instanceof COSName)) {
        return;
    }
    // set parameters from graphics state parameter dictionary
    COSName graphicsName = (COSName) base0;
    PDExtendedGraphicsState gs = context.getResources().getExtGState(graphicsName);
    if (gs == null) {
        LOG.error("name for 'gs' operator not found in resources: /" + graphicsName.getName());
        return;
    }
    gs.copyIntoGraphicsState(context.getGraphicsState());
}

Example 3 with MissingOperandException

use of org.apache.pdfbox.contentstream.operator.MissingOperandException in project pdfbox by apache.

the class SetLineMiterLimit method process.

@Override
public void process(Operator operator, List<COSBase> arguments) throws IOException {
    if (arguments.size() < 1) {
        throw new MissingOperandException(operator, arguments);
    }
    COSNumber miterLimit = (COSNumber) arguments.get(0);
    context.getGraphicsState().setMiterLimit(miterLimit.floatValue());
}

Example 4 with MissingOperandException

use of org.apache.pdfbox.contentstream.operator.MissingOperandException in project pdfbox by apache.

the class CurveToReplicateFinalPoint method process.

@Override
public void process(Operator operator, List<COSBase> operands) throws IOException {
    if (operands.size() < 4) {
        throw new MissingOperandException(operator, operands);
    }
    if (!checkArrayTypesClass(operands, COSNumber.class)) {
        return;
    }
    COSNumber x1 = (COSNumber) operands.get(0);
    COSNumber y1 = (COSNumber) operands.get(1);
    COSNumber x3 = (COSNumber) operands.get(2);
    COSNumber y3 = (COSNumber) operands.get(3);
    Point2D.Float point1 = context.transformedPoint(x1.floatValue(), y1.floatValue());
    Point2D.Float point3 = context.transformedPoint(x3.floatValue(), y3.floatValue());
    context.curveTo(point1.x, point1.y, point3.x, point3.y, point3.x, point3.y);
}

Example 5 with MissingOperandException

use of org.apache.pdfbox.contentstream.operator.MissingOperandException in project pdfbox by apache.

the class CurveToReplicateInitialPoint method process.

@Override
public void process(Operator operator, List<COSBase> operands) throws IOException {
    if (operands.size() < 4) {
        throw new MissingOperandException(operator, operands);
    }
    if (!checkArrayTypesClass(operands, COSNumber.class)) {
        return;
    }
    COSNumber x2 = (COSNumber) operands.get(0);
    COSNumber y2 = (COSNumber) operands.get(1);
    COSNumber x3 = (COSNumber) operands.get(2);
    COSNumber y3 = (COSNumber) operands.get(3);
    Point2D currentPoint = context.getCurrentPoint();
    Point2D.Float point2 = context.transformedPoint(x2.floatValue(), y2.floatValue());
    Point2D.Float point3 = context.transformedPoint(x3.floatValue(), y3.floatValue());
    if (currentPoint == null) {
        LOG.warn("curveTo (" + point3.x + "," + point3.y + ") without initial MoveTo");
        context.moveTo(point3.x, point3.y);
    } else {
        context.curveTo((float) currentPoint.getX(), (float) currentPoint.getY(), point2.x, point2.y, point3.x, point3.y);
    }
}