Examples with ShearDir javax.media.jai.operator.ShearDir used on opensource projects

Example 1 with ShearDir

use of javax.media.jai.operator.ShearDir in project Lucee by lucee.

the class ImageShear method call.

public static String call(PageContext pc, Object name, double shear, String strDirection, String strInterpolation) throws PageException {
    // if(name instanceof String) name=pc.getVariable(Caster.toString(name));
    Image img = Image.toImage(pc, name);
    // direction
    strDirection = strDirection.toLowerCase().trim();
    ShearDir direction;
    if ("horizontal".equals(strDirection))
        direction = ShearDescriptor.SHEAR_HORIZONTAL;
    else if ("vertical".equals(strDirection))
        direction = ShearDescriptor.SHEAR_VERTICAL;
    else
        throw new FunctionException(pc, "ImageShear", 3, "direction", "invalid direction definition [" + strDirection + "], " + "valid direction values are [horizontal,vertical]");
    // interpolation
    strInterpolation = strInterpolation.toLowerCase().trim();
    Object interpolation = RenderingHints.VALUE_INTERPOLATION_NEAREST_NEIGHBOR;
    if ("nearest".equals(strInterpolation))
        interpolation = RenderingHints.VALUE_INTERPOLATION_NEAREST_NEIGHBOR;
    else if ("bilinear".equals(strInterpolation))
        interpolation = RenderingHints.VALUE_INTERPOLATION_BILINEAR;
    else if ("bicubic".equals(strInterpolation))
        interpolation = RenderingHints.VALUE_INTERPOLATION_BICUBIC;
    else
        throw new FunctionException(pc, "ImageTranslate", 4, "interpolation", "invalid interpolation definition [" + strInterpolation + "], " + "valid interpolation values are [nearest,bilinear,bicubic]");
    img.shear((float) shear, direction, interpolation);
    return null;
}