From 19c8002f9c2f256033b00b094f3ae1ec1deb526d Mon Sep 17 00:00:00 2001
From: Ray Strode <rstrode@redhat.com>
Date: Wed, 25 Jun 2008 17:47:59 -0400
Subject: add new apis to set foreground and background colors in text mode

---
 src/libplybootsplash/ply-window.c | 56 +++++++++++++++++++++++++++++++++++++++
 src/libplybootsplash/ply-window.h | 20 ++++++++++++++
 2 files changed, 76 insertions(+)

diff --git a/src/libplybootsplash/ply-window.c b/src/libplybootsplash/ply-window.c
index adb57d1..1e1f8c0 100644
--- a/src/libplybootsplash/ply-window.c
+++ b/src/libplybootsplash/ply-window.c
@@ -69,6 +69,18 @@
 #define SHOW_CURSOR_SEQUENCE "\033[?25h"
 #endif
 
+#ifndef COLOR_SEQUENCE_FORMAT
+#define COLOR_SEQUENCE_FORMAT "\033[%dm"
+#endif
+
+#ifndef FOREGROUND_COLOR_BASE
+#define FOREGROUND_COLOR_BASE 30
+#endif
+
+#ifndef BACKGROUND_COLOR_BASE
+#define BACKGROUND_COLOR_BASE 40
+#endif
+
 struct _ply_window
 {
   ply_event_loop_t *loop;
@@ -85,6 +97,8 @@ struct _ply_window
 
   ply_fd_watch_t *tty_fd_watch;
   ply_window_mode_t mode;
+  ply_window_color_t foreground_color;
+  ply_window_color_t background_color;
 
   int number_of_text_rows;
   int number_of_text_columns;
@@ -484,6 +498,48 @@ ply_window_clear_screen (ply_window_t *window)
     ply_frame_buffer_fill_with_color (window->frame_buffer, NULL, 0.0, 0.0, 0.0, 1.0);
 }
 
+void
+ply_window_set_background_color (ply_window_t       *window,
+                                 ply_window_color_t  color)
+{
+  char *sequence;
+
+  sequence = NULL;
+  asprintf (&sequence, COLOR_SEQUENCE_FORMAT,
+            BACKGROUND_COLOR_BASE + color);
+  write (window->tty_fd, sequence, strlen (sequence));
+  free (sequence);
+
+  window->background_color = color;
+}
+
+void
+ply_window_set_foreground_color (ply_window_t       *window,
+                                 ply_window_color_t  color)
+{
+  char *sequence;
+
+  sequence = NULL;
+  asprintf (&sequence, COLOR_SEQUENCE_FORMAT,
+            FOREGROUND_COLOR_BASE + color);
+  write (window->tty_fd, sequence, strlen (sequence));
+  free (sequence);
+
+  window->foreground_color = color;
+}
+
+ply_window_color_t
+ply_window_get_background_color (ply_window_t *window)
+{
+  return window->background_color;
+}
+
+ply_window_color_t
+ply_window_get_foreground_color (ply_window_t *window)
+{
+  return window->foreground_color;
+}
+
 void
 ply_window_hide_text_cursor (ply_window_t *window)
 {
diff --git a/src/libplybootsplash/ply-window.h b/src/libplybootsplash/ply-window.h
index 65bd7ba..3d2c51f 100644
--- a/src/libplybootsplash/ply-window.h
+++ b/src/libplybootsplash/ply-window.h
@@ -48,6 +48,19 @@ typedef enum
   PLY_WINDOW_MODE_GRAPHICS
 } ply_window_mode_t;
 
+typedef enum
+{
+  PLY_WINDOW_COLOR_BLACK = 0,
+  PLY_WINDOW_COLOR_RED,
+  PLY_WINDOW_COLOR_GREEN,
+  PLY_WINDOW_COLOR_BROWN,
+  PLY_WINDOW_COLOR_BLUE,
+  PLY_WINDOW_COLOR_MAGENTA,
+  PLY_WINDOW_COLOR_CYAN,
+  PLY_WINDOW_COLOR_WHITE,
+  PLY_WINDOW_COLOR_DEFAULT = PLY_WINDOW_COLOR_WHITE + 2
+} ply_window_color_t;
+
 #ifndef PLY_HIDE_FUNCTION_DECLARATIONS
 ply_window_t *ply_window_new (int vt_number);
 void ply_window_free (ply_window_t *window);
@@ -80,6 +93,13 @@ void ply_window_set_text_cursor_position (ply_window_t *window,
 void ply_window_hide_text_cursor (ply_window_t *window);
 void ply_window_show_text_cursor (ply_window_t *window);
 void ply_window_clear_screen (ply_window_t *window);
+void ply_window_set_background_color (ply_window_t       *window,
+                                      ply_window_color_t  color);
+void ply_window_set_foreground_color (ply_window_t       *window,
+                                      ply_window_color_t  color);
+
+ply_window_color_t ply_window_get_background_color (ply_window_t *window);
+ply_window_color_t ply_window_get_foreground_color (ply_window_t *window);
 
 void ply_window_attach_to_event_loop (ply_window_t     *window,
                                       ply_event_loop_t *loop);
-- 
cgit