From b0e056b5aeaac668312cbf67ee9c9d1713704b05 Mon Sep 17 00:00:00 2001
From: Jens Arnold <amiconn@rockbox.org>
Date: Tue, 19 Jul 2005 10:33:41 +0000
Subject: [PATCH] More preparations and conversions for colour LCD support.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7195 a1c6a512-1295-4272-9138-f99709370657
---
 apps/plugin.c         |  8 ++++----
 apps/plugin.h         |  7 +++++++
 apps/plugins/bounce.c | 11 +++++++++--
 apps/plugins/cube.c   | 12 ++++++++++--
 apps/screens.c        |  6 +++++-
 firmware/export/lcd.h |  5 ++++-
 6 files changed, 39 insertions(+), 10 deletions(-)

diff --git a/apps/plugin.c b/apps/plugin.c
index e298b55b23..6df7621203 100644
--- a/apps/plugin.c
+++ b/apps/plugin.c
@@ -412,11 +412,11 @@ int plugin_load(const char* plugin, void* parameter)
     button_clear_queue();
 #ifdef HAVE_LCD_BITMAP
 #if LCD_DEPTH > 1
-    lcd_set_drawinfo(DRMODE_SOLID, 0, LCD_MAX_LEVEL);
-#else
+    lcd_set_drawinfo(DRMODE_SOLID, LCD_BLACK, LCD_WHITE);
+#else /* LCD_DEPTH == 1 */
     lcd_set_drawmode(DRMODE_SOLID);
-#endif
-#endif
+#endif /* LCD_DEPTH */
+#endif /* HAVE_LCD_BITMAP */
     
     plugin_loaded = false;
 
diff --git a/apps/plugin.h b/apps/plugin.h
index b081887328..801c49e0f1 100644
--- a/apps/plugin.h
+++ b/apps/plugin.h
@@ -403,10 +403,17 @@ struct plugin_api {
     int *rundb_initialized;            
     int (*strncmp)(const char *, const char *, size_t);
 #if LCD_DEPTH > 1
+#ifdef HAVE_LCD_COLOR
+    void       (*lcd_set_foreground)(struct rgb color);
+    struct rgb (*lcd_get_foreground)(void);
+    void       (*lcd_set_background)(struct rgb color);
+    struct rgb (*lcd_get_background)(void);
+#else
     void (*lcd_set_foreground)(int brightness);
     int  (*lcd_get_foreground)(void);
     void (*lcd_set_background)(int brightness);
     int  (*lcd_get_background)(void);
+#endif
     void (*lcd_bitmap_part)(const unsigned char *src, int src_x, int src_y,
                             int stride, int x, int y, int width, int height);
     void (*lcd_bitmap)(const unsigned char *src, int x, int y, int width,
diff --git a/apps/plugins/bounce.c b/apps/plugins/bounce.c
index c3bea8e14f..3ff3a8d5f6 100644
--- a/apps/plugins/bounce.c
+++ b/apps/plugins/bounce.c
@@ -282,11 +282,18 @@ static void addclock(void)
 #define DRAW_WIDTH (LCD_WIDTH + LETTER_WIDTH*2)
 
 #if LCD_DEPTH > 1
-static const int face_colors[] = 
+#ifdef HAVE_LCD_COLOR
+static const struct rgb face_colors[] =
+{
+    LCD_BLACK, {0, 0, LCD_MAX_BLUE}, {LCD_MAX_RED, 0, 0}
+};
+#else
+static const int face_colors[] =
 {
     0, 2*LCD_MAX_LEVEL/3, LCD_MAX_LEVEL/3
 };
 #endif
+#endif
 
 static int scrollit(void)
 {
@@ -474,7 +481,7 @@ enum plugin_status plugin_start(struct plugin_api* api, void* parameter)
         if (h > 0)
             h = scrollit();
 #if LCD_DEPTH > 1
-        rb->lcd_set_foreground(0);
+        rb->lcd_set_foreground(LCD_BLACK);
 #endif
     } while(h > 0);
     
diff --git a/apps/plugins/cube.c b/apps/plugins/cube.c
index afb2b88628..e69ef46c80 100644
--- a/apps/plugins/cube.c
+++ b/apps/plugins/cube.c
@@ -152,11 +152,19 @@ static const struct face faces[6] =
 };
 
 #if LCD_DEPTH > 1
-static const int face_colors[6] = 
+#ifdef HAVE_LCD_COLOR
+static const struct rgb face_colors[6] =
+{
+    {LCD_MAX_RED, 0, 0},   {LCD_MAX_RED, 0, 0},  {0, LCD_MAX_GREEN, 0},
+    {0, LCD_MAX_GREEN, 0}, {0, 0, LCD_MAX_BLUE}, {0, 0, LCD_MAX_BLUE}
+};
+#else
+static const int face_colors[6] =
 {
     2*LCD_MAX_LEVEL/3, 2*LCD_MAX_LEVEL/3, LCD_MAX_LEVEL/3, LCD_MAX_LEVEL/3, 0, 0
 };
 #endif
+#endif
 
 enum {
 #if LCD_DEPTH > 1
@@ -352,7 +360,7 @@ static void cube_draw(void)
                               point2D[faces[i].corner[3]].y);
 
         }
-        rb->lcd_set_foreground(0);
+        rb->lcd_set_foreground(LCD_BLACK);
         break;
 #endif /* LCD_DEPTH > 1 */
 
diff --git a/apps/screens.c b/apps/screens.c
index a51d83fed3..19afe44baa 100644
--- a/apps/screens.c
+++ b/apps/screens.c
@@ -855,7 +855,11 @@ void splash(int ticks,       /* how long the splash is displayed */
         int xx = (LCD_WIDTH-maxw)/2 - 2;
         /* The new graphics routines handle clipping, so no need to check */
 #if LCD_DEPTH > 1
+#ifdef HAVE_LCD_COLOR
+        lcd_set_background((struct rgb){LCD_MAX_RED-1, LCD_MAX_GREEN-1, LCD_MAX_BLUE-1});
+#else
         lcd_set_background(LCD_MAX_LEVEL-1);
+#endif
 #endif
         lcd_set_drawmode(DRMODE_SOLID|DRMODE_INVERSEVID);
         lcd_fillrect(xx, y-2, maxw+4, LCD_HEIGHT-y*2+4);
@@ -903,7 +907,7 @@ void splash(int ticks,       /* how long the splash is displayed */
         next = strtok_r(NULL, " ", &store);
     }
 #if defined(HAVE_LCD_BITMAP) && (LCD_DEPTH > 1)
-    lcd_set_background(LCD_MAX_LEVEL);
+    lcd_set_background(LCD_WHITE);
 #endif
     lcd_update();
 
diff --git a/firmware/export/lcd.h b/firmware/export/lcd.h
index 30677e492e..cfc73b4a09 100644
--- a/firmware/export/lcd.h
+++ b/firmware/export/lcd.h
@@ -135,9 +135,12 @@ struct rgb {
     unsigned char green;
     unsigned char blue;
 };
+#define LCD_BLACK ((struct rgb){0, 0, 0})
+#define LCD_WHITE ((struct rgb){LCD_MAX_RED, LCD_MAX_GREEN, LCD_MAX_BLUE})
 #else /* monochrome */
 #define LCD_MAX_LEVEL ((1 << LCD_DEPTH) - 1)
-
+#define LCD_BLACK 0
+#define LCD_WHITE LCD_MAX_LEVEL
 #endif
 
 /* Memory copy of display bitmap */