From fdba8404503af0448586615330a7b27f2ced531c Mon Sep 17 00:00:00 2001
From: Yoshihisa Uchida <uchida@rockbox.org>
Date: Sat, 5 Jun 2010 10:30:08 +0000
Subject: reworks text viewer plugin. (FS#11209) new text viewer plugin:
 text_viewer.rock.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26571 a1c6a512-1295-4272-9138-f99709370657
---
 apps/plugins/text_viewer/tv_window.h | 69 ++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 apps/plugins/text_viewer/tv_window.h

(limited to 'apps/plugins/text_viewer/tv_window.h')

diff --git a/apps/plugins/text_viewer/tv_window.h b/apps/plugins/text_viewer/tv_window.h
new file mode 100644
index 0000000000..fe87ec6569
--- /dev/null
+++ b/apps/plugins/text_viewer/tv_window.h
@@ -0,0 +1,69 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2002 Gilles Roux
+ *               2003 Garrett Derner
+ *               2010 Yoshihisa Uchida
+ *
+ * This program 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 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#ifndef PLUGIN_TEXT_VIEWER_WINDOW_H
+#define PLUGIN_TEXT_VIEWER_WINDOW_H
+
+/*
+ * initialize the window module
+ *
+ * [In] buf
+ *          the start pointer of the buffer
+ *
+ * [In] size
+ *          enabled buffer size
+ *
+ * [Out] used_size
+ *          the size of the buffer which the pager uses
+ *
+ * return
+ *     true  initialize success
+ *     false initialize failure
+ */
+bool tv_init_window(unsigned char *buf, size_t bufsize, size_t *used_size);
+
+/* finalize the window module */
+void tv_finalize_window(void);
+
+/* draw the display */
+void tv_draw_window(void);
+
+/* traverse all lines of the current page */
+bool tv_traverse_lines(void);
+
+/*
+ * move to the window
+ *
+ * new position
+ *     new window: the current window + window_delta
+ *     new column: the current column + column_delta
+ *
+ * [In] window_delta
+ *          variation of the window
+ *
+ * [In] column_delta
+ *          variation of the column
+ *
+ */
+void tv_move_window(int window_delta, int column_delta);
+
+#endif
-- 
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