Dépôt officiel du code source de l'ERP OpenConcerto

/*

 * Copyright 2015 Robin Stuart

 *

 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except

 * in compliance with the License. You may obtain a copy of the License at

 *

 * http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software distributed under the License

 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express

 * or implied. See the License for the specific language governing permissions and limitations under

 * the License.

 */

package uk.org.okapibarcode.backend;

import java.awt.geom.Rectangle2D;

/**

 * <p>

 * Implements USPS Intelligent Mail Package Barcode (IMpb), a linear barcode based on GS1-128.

 * Includes additional data checks.

 *

 * @author <a href="mailto:rstuart114@gmail.com">Robin Stuart</a>

 * @see <a href=

 *      "https://ribbs.usps.gov/intelligentmail_package/documents/tech_guides/BarcodePackageIMSpec.pdf">IMpb

 *      Specification</a>

 */

public class UspsPackage extends Symbol {

    @Override

    protected void encode() {

        if (!this.content.matches("[0-9\\[\\]]+")) {

            /* Input must be numeric only */

            throw new OkapiException("Invalid IMpb data");

        }

        if (this.content.length() % 2 != 0) {

            /* Input must be even length */

            throw new OkapiException("Invalid IMpb data");

        }

        final Code128 code128 = new Code128();

        code128.unsetCc();

        code128.setDataType(DataType.GS1);

        code128.setContent(this.content);

        final boolean fourTwenty = this.content.length() > 4 && this.content.charAt(1) == '4' && this.content.charAt(2) == '2' && this.content.charAt(3) == '0';

        String hrt = "";

        int bracketCount = 0;

        for (int i = 0; i < this.content.length(); i++) {

            if (this.content.charAt(i) == '[') {

                bracketCount++;

            }

            if (!(fourTwenty && bracketCount < 2)) {

                if (this.content.charAt(i) >= '0' && this.content.charAt(i) <= '9') {

                    hrt += this.content.charAt(i);

                }

            }

        }

        String spacedHrt = "";

        for (int i = 0; i < hrt.length(); i++) {

            spacedHrt += hrt.charAt(i);

            if (i % 4 == 3) {

                spacedHrt += " ";

            }

        }

        this.encodeInfo = code128.encodeInfo;

        this.readable = spacedHrt;

        this.pattern = new String[1];

        this.pattern[0] = code128.pattern[0];

        this.row_count = 1;

        this.row_height = new int[1];

        this.row_height[0] = -1;

    }

    @Override

    protected void plotSymbol() {

        int xBlock;

        int x, y, w, h;

        boolean black;

        final int offset = 20;

        final int yoffset = 15;

        final String banner = "USPS TRACKING #";

        this.rectangles.clear();

        this.texts.clear();

        y = yoffset;

        h = 0;

        black = true;

        x = 0;

        for (xBlock = 0; xBlock < this.pattern[0].length(); xBlock++) {

            w = this.pattern[0].charAt(xBlock) - '0';

            if (black) {

                if (this.row_height[0] == -1) {

                    h = this.default_height;

                } else {

                    h = this.row_height[0];

                }

                if (w != 0 && h != 0) {

                    final Rectangle2D.Double rect = new Rectangle2D.Double(x + offset, y, w, h);

                    this.rectangles.add(rect);

                }

                this.symbol_width = x + w + 2 * offset;

            }

            black = !black;

            x += w;

        }

        this.symbol_height = h + 2 * yoffset;

        // Add boundary bars

        final Rectangle2D.Double topBar = new Rectangle2D.Double(0, 0, this.symbol_width, 2);

        final Rectangle2D.Double bottomBar = new Rectangle2D.Double(0, this.symbol_height - 2, this.symbol_width, 2);

        this.rectangles.add(topBar);

        this.rectangles.add(bottomBar);

        this.texts.add(new TextBox(0, this.symbol_height - 6.0, this.symbol_width, this.readable, this.humanReadableAlignment));

        this.texts.add(new TextBox(0, 12.0, this.symbol_width, banner, this.humanReadableAlignment));

    }

    /** {@inheritDoc} */

    @Override

    protected int[] getCodewords() {

        return getPatternAsCodewords(6);

    }

}