Textviewer night mode

Add a night mode to textviewer.

Change-Id: I6ddcd9c3c87473cbbffaeacf63a21ef11c0e5f44

apps/plugins/text_viewer/tv_display.c

@@ -69,6 +69,7 @@
 #define TV_SCROLLBAR_WIDTH  rb->global_settings->scrollbar_width
 #define TV_SCROLLBAR_HEIGHT 4
 
+
 #ifndef HAVE_LCD_BITMAP
 #define TV_BOOKMARK_ICON 0xe101
 #endif
@@ -220,6 +221,7 @@ void tv_draw_text(int row, const unsigned char *text, int offset)
     }
 
     display->set_viewport(&vp_text);
+    tv_night_mode();
 #ifdef HAVE_LCD_BITMAP
     display->putsxy(xpos, row * row_height, text);
 #else
@@ -231,6 +233,7 @@ void tv_draw_text(int row, const unsigned char *text, int offset)
 void tv_start_display(void)
 {
     display->set_viewport(&vp_info);
+    tv_night_mode();
 #ifdef HAVE_LCD_BITMAP
     display->set_drawmode(DRMODE_SOLID);
 #endif
@@ -239,6 +242,7 @@ void tv_start_display(void)
     rb->lcd_set_backdrop(NULL);
 #endif
     display->clear_viewport();
+
 }
 
 void tv_end_display(void)
@@ -403,6 +407,21 @@ bool tv_init_display(unsigned char **buf, size_t *size)
     return true;
 }
 
+void tv_night_mode(void)
+{
+#ifdef HAVE_LCD_COLOR
+     if(preferences->night_mode)
+    {
+        rb->lcd_set_foreground(LCD_RGBPACK(0xBF,0xBF,0x00));
+        rb->lcd_set_background(LCD_RGBPACK(0x96,0x0D,0x00));
+    }else
+    {
+        rb->lcd_set_foreground(LCD_WHITE);
+        rb->lcd_set_background(LCD_BLACK);
+    }
+#endif
+}
+
 void tv_finalize_display(void)
 {
 #ifdef HAVE_LCD_BITMAP

apps/plugins/text_viewer/tv_display.h

@@ -103,6 +103,9 @@ void tv_start_display(void);
 /* end the display processing */
 void tv_end_display(void);
 
+/*change color scheme*/
+void tv_night_mode(void);
+
 
 /* layout functions */
 

apps/plugins/text_viewer/tv_menu.c

@@ -247,6 +247,13 @@ static bool tv_indent_spaces_setting(void)
                        &new_prefs.indent_spaces, NULL, 1, 0, 5, NULL);
 }
 
+#ifdef HAVE_LCD_COLOR
+static bool tv_night_mode_setting(void)
+{
+    return rb->set_bool("Night Mode", &new_prefs.night_mode);
+}
+#endif
+
 MENUITEM_FUNCTION(encoding_item, 0, "Encoding", tv_encoding_setting,
                   NULL, NULL, Icon_NOICON);
 MENUITEM_FUNCTION(word_wrap_item, 0, "Word Wrap", tv_word_wrap_setting,
@@ -269,6 +276,10 @@ MENUITEM_FUNCTION(font_item, 0, "Font", tv_font_setting,
 #endif
 MENUITEM_FUNCTION(indent_spaces_item, 0, "Indent Spaces", tv_indent_spaces_setting,
                   NULL, NULL, Icon_NOICON);
+#ifdef HAVE_LCD_COLOR
+MENUITEM_FUNCTION(night_mode_item, 0, "Night Mode", tv_night_mode_setting,
+                  NULL, NULL, Icon_NOICON);
+#endif
 
 MAKE_MENU(option_menu, "Viewer Options", NULL, Icon_NOICON,
             &encoding_item, &word_wrap_item, &line_mode_item, &windows_item,
@@ -276,7 +287,11 @@ MAKE_MENU(option_menu, "Viewer Options", NULL, Icon_NOICON,
 #ifdef HAVE_LCD_BITMAP
             &header_item, &footer_item, &font_item, &statusbar_item,
 #endif
-            &scroll_menu, &indent_spaces_item);
+            &scroll_menu, &indent_spaces_item
+#ifdef HAVE_LCD_COLOR
+            , &night_mode_item
+#endif
+            );
 
 static unsigned tv_options_menu(void)
 {

apps/plugins/text_viewer/tv_preferences.c

@@ -49,6 +49,7 @@ static bool tv_notify_change_preferences(const struct tv_preferences *oldp)
      *   - font
      *   - autoscroll_speed
      *   - narrow_mode
+     *   - night_mode
      */
     if ((oldp == NULL)                                                    ||
         (oldp->word_mode            != preferences->word_mode)            ||
@@ -120,7 +121,8 @@ void tv_set_default_preferences(struct tv_preferences *p)
     p->footer_mode = false;
     p->statusbar   = false;
 #endif
-    p->autoscroll_speed = 1;
+    p->autoscroll_speed = 10;
+    p->night_mode  = false;
     p->narrow_mode = NM_PAGE;
     p->indent_spaces = 2;
     /* Set codepage to system default */

apps/plugins/text_viewer/tv_preferences.h

@@ -93,6 +93,8 @@ struct tv_preferences {
 
     bool statusbar;
 
+    bool night_mode;
+
 #ifdef HAVE_LCD_BITMAP
     unsigned char font_name[MAX_PATH];
     int font_id;

apps/plugins/text_viewer/tv_settings.c

@@ -50,7 +50,8 @@
  * narrow_mode            1
  * indent_spaces          1
  * statusbar              1
- * (reserved)             11
+ * night_mode             1
+ * (reserved)             10
  * font name              MAX_PATH
  */
 
@@ -58,7 +59,7 @@
 #define TV_GLOBAL_SETTINGS_FILE          VIEWERS_DATA_DIR "/tv_global.dat"
 
 #define TV_GLOBAL_SETTINGS_HEADER        "\x54\x56\x47\x53" /* "TVGS" */
-#define TV_GLOBAL_SETTINGS_VERSION       0x38
+#define TV_GLOBAL_SETTINGS_VERSION       0x39
 #define TV_GLOBAL_SETTINGS_HEADER_SIZE   5
 #define TV_GLOBAL_SETTINGS_FIRST_VERSION 0x31
 
@@ -93,7 +94,8 @@
  *     narrow_mode            1
  *     indent_spaces          1
  *     statusbar              1
- *     (reserved)             11
+ *     night_mode             1
+ *     (reserved)             10
  *     font name              MAX_PATH
  *   bookmark count           1
  *   [1st bookmark]
@@ -115,7 +117,7 @@
 #define TV_SETTINGS_TMP_FILE      VIEWERS_DATA_DIR "/tv_file.tmp"
 
 #define TV_SETTINGS_HEADER        "\x54\x56\x53" /* "TVS" */
-#define TV_SETTINGS_VERSION       0x39
+#define TV_SETTINGS_VERSION       0x3A
 #define TV_SETTINGS_HEADER_SIZE   4
 #define TV_SETTINGS_FIRST_VERSION 0x32
 
@@ -214,6 +216,8 @@ static bool tv_read_preferences(int pfd, int version, struct tv_preferences *pre
 
     if (version > 6)
         prefs->statusbar = (*p++ != 0);
+    if (version > 6)
+        prefs->night_mode = (*p++ != 0);
 
 #ifdef HAVE_LCD_BITMAP
     rb->strlcpy(prefs->font_name, buf + read_size - MAX_PATH, MAX_PATH);
@@ -247,6 +251,7 @@ static void tv_serialize_preferences(unsigned char *buf, const struct tv_prefere
     *p++ = prefs->narrow_mode;
     *p++ = prefs->indent_spaces;
     *p++ = prefs->statusbar;
+    *p++ = prefs->night_mode;
 
 #ifdef HAVE_LCD_BITMAP
     rb->strlcpy(buf + 28, prefs->font_name, MAX_PATH);