jdk/src/share/classes/sun/print/CustomMediaSizeName.java
changeset 2 90ce3da70b43
child 5506 202f599c92aa
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/sun/print/CustomMediaSizeName.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,176 @@
+/*
+ * Copyright 2003 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+
+package sun.print;
+
+import javax.print.attribute.EnumSyntax;
+import javax.print.attribute.standard.Media;
+import javax.print.attribute.standard.MediaSize;
+import javax.print.attribute.standard.MediaSizeName;
+import java.util.ArrayList;
+
+class CustomMediaSizeName extends MediaSizeName {
+    private static ArrayList customStringTable = new ArrayList();
+    private static ArrayList customEnumTable = new ArrayList();
+    private String choiceName;
+    private MediaSizeName mediaName;
+
+    private CustomMediaSizeName(int x) {
+        super(x);
+
+    }
+
+    private synchronized static int nextValue(String name) {
+      customStringTable.add(name);
+
+      return (customStringTable.size()-1);
+    }
+
+    public CustomMediaSizeName(String name) {
+        super(nextValue(name));
+        customEnumTable.add(this);
+        choiceName = null;
+        mediaName = null;
+    }
+
+    public CustomMediaSizeName(String name, String choice,
+                               float width, float length) {
+        super(nextValue(name));
+        choiceName = choice;
+        customEnumTable.add(this);
+        mediaName = null;
+        try {
+            mediaName = MediaSize.findMedia(width, length,
+                                            MediaSize.INCH);
+        } catch (IllegalArgumentException iae) {
+        }
+    }
+
+    /**
+     * Version ID for serialized form.
+     */
+    private static final long serialVersionUID = 7412807582228043717L;
+
+    /**
+     * Returns the command string for this media.
+     */
+    public String getChoiceName() {
+        return choiceName;
+    }
+
+
+    /**
+     * Returns matching standard MediaSizeName.
+     */
+    public MediaSizeName getStandardMedia() {
+        return mediaName;
+    }
+
+
+    // moved from RasterPrinterJob
+    /**
+     * Returns closest matching MediaSizeName among given array of Media
+     */
+    public static MediaSizeName findMedia(Media[] media, float x, float y,
+                                          int units) {
+
+
+        if (x <= 0.0f || y <= 0.0f || units < 1) {
+            throw new IllegalArgumentException("args must be +ve values");
+        }
+
+        if (media == null || media.length == 0) {
+            throw new IllegalArgumentException("args must have valid array of media");
+        }
+
+        int size =0;
+        MediaSizeName[] msn = new MediaSizeName[media.length];
+        for (int i=0; i<media.length; i++) {
+            if (media[i] instanceof MediaSizeName) {
+                msn[size++] = (MediaSizeName)media[i];
+            }
+        }
+
+        if (size == 0) {
+            return null;
+        }
+
+        int match = 0;
+
+        double ls = x * x + y * y;
+        double tmp_ls;
+        float []dim;
+        float diffx = x;
+        float diffy = y;
+
+        for (int i=0; i < size ; i++) {
+            MediaSize mediaSize = MediaSize.getMediaSizeForName(msn[i]);
+            if (mediaSize == null) {
+                continue;
+            }
+            dim = mediaSize.getSize(units);
+            if (x == dim[0] && y == dim[1]) {
+                match = i;
+                break;
+            } else {
+                diffx = x - dim[0];
+                diffy = y - dim[1];
+                tmp_ls = diffx * diffx + diffy * diffy;
+                if (tmp_ls < ls) {
+                    ls = tmp_ls;
+                    match = i;
+                }
+            }
+        }
+
+        return msn[match];
+    }
+
+    /**
+     * Returns the string table for super class MediaSizeName.
+     */
+    public  Media[] getSuperEnumTable() {
+        return (Media[])super.getEnumValueTable();
+    }
+
+
+    /**
+     * Returns the string table for class CustomMediaSizeName.
+     */
+    protected String[] getStringTable() {
+      String[] nameTable = new String[customStringTable.size()];
+      return (String[])customStringTable.toArray(nameTable);
+    }
+
+    /**
+     * Returns the enumeration value table for class CustomMediaSizeName.
+     */
+    protected EnumSyntax[] getEnumValueTable() {
+      MediaSizeName[] enumTable = new MediaSizeName[customEnumTable.size()];
+      return (MediaSizeName[])customEnumTable.toArray(enumTable);
+    }
+
+}