1 files changed, 60 insertions, 0 deletions
diff --git a/subsonic-main/src/main/java/net/sourceforge/subsonic/controller/AbstractChartController.java b/subsonic-main/src/main/java/net/sourceforge/subsonic/controller/AbstractChartController.java
new file mode 100644
index 00000000..f163f82d
--- /dev/null
+++ b/subsonic-main/src/main/java/net/sourceforge/subsonic/controller/AbstractChartController.java
@@ -0,0 +1,60 @@
+/*
+ This file is part of Subsonic.
+
+ Subsonic is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ Subsonic 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 for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with Subsonic.  If not, see <http://www.gnu.org/licenses/>.
+
+ Copyright 2009 (C) Sindre Mehus
+ */
+package net.sourceforge.subsonic.controller;
+
+import org.springframework.web.servlet.support.*;
+import org.springframework.web.servlet.mvc.*;
+import org.springframework.ui.context.*;
+
+import javax.servlet.http.*;
+import java.awt.*;
+import java.util.*;
+
+/**
+ * Abstract super class for controllers which generate charts.
+ *
+ * @author Sindre Mehus
+ */
+public abstract class AbstractChartController implements Controller {
+
+    /**
+     * Returns the chart background color for the current theme.
+     * @param request The servlet request.
+     * @return The chart background color.
+     */
+    protected Color getBackground(HttpServletRequest request) {
+        return getColor("backgroundColor", request);
+    }
+
+    /**
+     * Returns the chart foreground color for the current theme.
+     * @param request The servlet request.
+     * @return The chart foreground color.
+     */
+    protected Color getForeground(HttpServletRequest request) {
+        return getColor("textColor", request);
+    }
+
+    private Color getColor(String code, HttpServletRequest request) {
+        Theme theme = RequestContextUtils.getTheme(request);
+        Locale locale = RequestContextUtils.getLocale(request);
+        String colorHex = theme.getMessageSource().getMessage(code, new Object[0], locale);
+        return new Color(Integer.parseInt(colorHex, 16));
+    }
+}