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package org.openconcerto.modules.label.graphicspl;
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import java.awt.Color;
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import java.awt.image.BufferedImage;
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import java.io.File;
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import java.io.IOException;
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import javax.imageio.ImageIO;
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import org.w3c.dom.Document;
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import org.w3c.dom.Element;
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import org.w3c.dom.Node;
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import org.w3c.dom.NodeList;
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public abstract class GPLRenderer {
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public static final int ALIGN_LEFT = 0;
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public static final int ALIGN_RIGHT = 1;
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public static final int ALIGN_CENTER = 2;
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public static final int BARCODE_EAN8 = 0;
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public static final int BARCODE_EAN13 = 1;
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public static final int BARCODE_CODE128 = 2;
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public static final int BARCODE_CODE128_GS1 = 3;
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public static final int BARCODE_DATAMATRIX = 4;
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public static final int BARCODE_QRCODE = 5;
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private final float ratio;
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public GPLRenderer(float ratio) {
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this.ratio = ratio;
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}
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public GPLRenderer() {
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this.ratio = 1.0f;
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}
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public float getRatio() {
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return ratio;
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}
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public void render(GraphicsPL graphicsPL) throws IOException {
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Document doc = graphicsPL.getDocument();
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final int width = Integer.parseInt(doc.getDocumentElement().getAttribute("width"));
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NodeList nodeList = doc.getFirstChild().getChildNodes();
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int size = nodeList.getLength();
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for (int i = 0; i < size; i++) {
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if (nodeList.item(i).getNodeType() == Node.ELEMENT_NODE) {
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Element element = (Element) nodeList.item(i);
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String name = element.getNodeName();
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if (name.equals("text")) {
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int x = Math.round(ratio * Integer.parseInt(element.getAttribute("x")));
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int y = Math.round(ratio * Integer.parseInt(element.getAttribute("y")));
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String txt = element.getTextContent();
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Color color = Color.BLACK;
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if (element.hasAttribute("color")) {
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color = Color.decode(element.getAttribute("color"));
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}
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int fontSize = Math.round(ratio * Integer.parseInt(element.getAttribute("fontsize")));
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String fontName = element.getAttribute("font");
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int maxWidth = width - x;
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boolean wrap = false;
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int align = ALIGN_LEFT;
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if (element.hasAttribute("align")) {
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if (element.getAttribute("align").equals("right")) {
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align = ALIGN_RIGHT;
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} else if (element.getAttribute("align").equals("center")) {
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align = ALIGN_CENTER;
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}
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}
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if (!element.hasAttribute("visible") || element.getAttribute("visible").equals("true")) {
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drawText(x, y, txt, align, fontName, fontSize, color, maxWidth, wrap);
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}
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} else if (name.equals("rectangle")) {
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int x = Math.round(ratio * Integer.parseInt(element.getAttribute("x")));
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int y = Math.round(ratio * Integer.parseInt(element.getAttribute("y")));
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int w = Math.round(ratio * Integer.parseInt(element.getAttribute("width")));
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int h = Math.round(ratio * Integer.parseInt(element.getAttribute("height")));
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Color color = Color.BLACK;
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if (element.hasAttribute("color")) {
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color = Color.decode(element.getAttribute("color"));
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}
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if (element.hasAttribute("fill") && element.getAttribute("fill").equals("true")) {
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fillRectangle(x, y, w, h, color);
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} else {
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int lineWidth = Math.round(ratio);
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if (element.hasAttribute("linewidth")) {
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lineWidth = Math.round(ratio * Integer.parseInt(element.getAttribute("linewidth")));
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}
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drawRectangle(x, y, w, h, color, lineWidth);
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}
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} else if (name.equals("image")) {
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String fileName = element.getAttribute("file");
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int x = Math.round(ratio * Integer.parseInt(element.getAttribute("x")));
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int y = Math.round(ratio * Integer.parseInt(element.getAttribute("y")));
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final File input = new File(graphicsPL.getImageDir(), fileName);
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if (input.exists()) {
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BufferedImage img = ImageIO.read(input);
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int w = Math.round(ratio * img.getWidth());
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int h = Math.round(ratio * img.getHeight());
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if (element.hasAttribute("width")) {
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w = Math.round(ratio * Integer.parseInt(element.getAttribute("width")));
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}
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if (element.hasAttribute("height")) {
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h = Math.round(ratio * Integer.parseInt(element.getAttribute("height")));
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}
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drawImage(x, y, w, h, img);
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} else {
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throw new IllegalStateException(input.getAbsolutePath() + " not found");
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}
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} else if (name.equals("barcode")) {
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int x = Math.round(ratio * Integer.parseInt(element.getAttribute("x")));
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int y = Math.round(ratio * Integer.parseInt(element.getAttribute("y")));
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int h = 0;
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if (element.hasAttribute("height")) {
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h = Math.round(ratio * Integer.parseInt(element.getAttribute("height")));
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}
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String type = element.getAttribute("type");
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String code = element.getTextContent();
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int t;
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if (type.equals("ean8")) {
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t = BARCODE_EAN8;
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} else if (type.equals("ean13")) {
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t = BARCODE_EAN13;
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} else if (type.equals("ean128")) {
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t = BARCODE_CODE128;
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} else if (type.equals("gs1")) {
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t = BARCODE_CODE128_GS1;
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} else if (type.equals("datamatrix")) {
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t = BARCODE_DATAMATRIX;
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if (h != 0) {
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System.err.println("ignoring datamatrix height attribute");
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}
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} else if (type.equals("qrcode")) {
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t = BARCODE_QRCODE;
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} else {
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throw new IllegalArgumentException("unsupported barcode type : " + type);
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}
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int fontSize = Math.round(ratio * 8);
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if (element.hasAttribute("fontsize")) {
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fontSize = Math.round(ratio * Integer.parseInt(element.getAttribute("fontsize")));
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}
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int moduleWidth = Math.round(ratio);
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if (element.hasAttribute("modulewidth")) {
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moduleWidth = Math.round(ratio * Integer.parseInt(element.getAttribute("modulewidth")));
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}
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drawBarcode(x, y, h, t, code, moduleWidth, fontSize);
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} else {
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throw new IllegalStateException("unsupported primitive : " + name);
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}
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}
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}
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}
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public abstract void drawText(int x, int y, String text, int align, String fontName, int fontSize, Color color, int maxWidth, boolean wrap);
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public abstract void drawImage(int x, int y, int w, int h, BufferedImage img);
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public abstract void fillRectangle(int x, int y, int w, int h, Color color);
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public abstract void drawRectangle(int x, int y, int w, int h, Color color, int lineWidth);
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public abstract void drawBarcode(int x, int y, int h, int type, String code, int moduleWidth, int fontSize);
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}
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