From 83e8c95ea7d257166d350a59bfd81e9833ec14fd Mon Sep 17 00:00:00 2001
From: clemenso <clemenso@8a26b1a7-26f0-462f-b9ef-d0e30c41f5a4>
Date: Thu, 5 Nov 2009 19:05:14 +0000
Subject: [#484] European Language support

git-svn-id: https://joinup.ec.europa.eu/svn/mocca/trunk@535 8a26b1a7-26f0-462f-b9ef-d0e30c41f5a4
---
 .../at/gv/egiz/bku/viewer/ResourceFontLoader.java  | 61 ++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 bkucommon/src/main/java/at/gv/egiz/bku/viewer/ResourceFontLoader.java

(limited to 'bkucommon/src/main/java/at/gv/egiz/bku/viewer/ResourceFontLoader.java')

diff --git a/bkucommon/src/main/java/at/gv/egiz/bku/viewer/ResourceFontLoader.java b/bkucommon/src/main/java/at/gv/egiz/bku/viewer/ResourceFontLoader.java
new file mode 100644
index 00000000..8cab581d
--- /dev/null
+++ b/bkucommon/src/main/java/at/gv/egiz/bku/viewer/ResourceFontLoader.java
@@ -0,0 +1,61 @@
+/*
+ * Copyright 2008 Federal Chancellery Austria and
+ * Graz University of Technology
+ * 
+ * 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 at.gv.egiz.bku.viewer;
+
+import at.gv.egiz.bku.gui.viewer.FontProviderException;
+import at.gv.egiz.bku.gui.viewer.FontProvider;
+import java.awt.Font;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+/**
+ * Loads font(s) as classpath resource.
+ * Loaded fonts are shared within all instances in this VM (classloader)
+ * @author Clemens Orthacker <clemens.orthacker@iaik.tugraz.at>
+ */
+public class ResourceFontLoader implements FontProvider {
+  
+  public static final String FONT_RESOURCE = "DejaVuLGCSansMono.ttf";
+
+  protected final static Log log = LogFactory.getLog(ResourceFontLoader.class);
+
+  /** TextValidator and (local) SecureViewerDialog (see LocalStalFactory) use ResourceFontLoader, load resource only once  */
+  protected static Font font;
+
+  /**
+   *
+   * @return
+   * @throws FontProviderException encapsulating FontFormatException (if resource doesn't contain the plain format) 
+   * or IOException (if resource cannot be retrieved)
+   */
+  @Override
+  public Font getFont() throws FontProviderException {
+    if (font == null) {
+      try {
+        if (log.isDebugEnabled()) {
+          log.debug("loading " + getClass().getClassLoader().getResource(FONT_RESOURCE));
+        }
+        font = Font.createFont(Font.PLAIN, getClass().getClassLoader().getResourceAsStream(FONT_RESOURCE));
+      } catch (Exception ex) {
+        log.error("failed to load font", ex);
+        throw new FontProviderException("failed to load font", ex);
+      }
+    }
+    log.trace("font resource loaded");
+    return font;
+  }
+}
-- 
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