From 2924a48ca55e0207d939998307d82e4b7f4502f8 Mon Sep 17 00:00:00 2001
From: Dave Chapman <dave@dchapman.com>
Date: Sun, 5 Feb 2006 18:25:41 +0000
Subject: Create config file for iPod 4G greyscale and various iPod 3G/4G
 greyscale fixes

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8585 a1c6a512-1295-4272-9138-f99709370657
---
 firmware/drivers/lcd-2bit-horz.c | 53 ++++++++++++++++++++++++++++------------
 1 file changed, 37 insertions(+), 16 deletions(-)

(limited to 'firmware/drivers/lcd-2bit-horz.c')

diff --git a/firmware/drivers/lcd-2bit-horz.c b/firmware/drivers/lcd-2bit-horz.c
index 01f5d93cf3..de1af90213 100644
--- a/firmware/drivers/lcd-2bit-horz.c
+++ b/firmware/drivers/lcd-2bit-horz.c
@@ -610,7 +610,26 @@ void lcd_putsxy(int x, int y, const unsigned char *str)
 
 /*** line oriented text output ***/
 
+/* put a string at a given char position */
+void lcd_puts(int x, int y, const unsigned char *str)
+{
+    lcd_puts_style_offset(x, y, str, STYLE_DEFAULT, 0);
+}
+
 void lcd_puts_style(int x, int y, const unsigned char *str, int style)
+{
+    lcd_puts_style_offset(x, y, str, style, 0);
+}
+
+void lcd_puts_offset(int x, int y, const unsigned char *str, int offset)
+{
+    lcd_puts_style_offset(x, y, str, STYLE_DEFAULT, offset);
+}
+
+/* put a string at a given char position, style, and pixel position,
+ * skipping first offset pixel columns */
+void lcd_puts_style_offset(int x, int y, const unsigned char *str,
+                           int style, int offset)
 {
     int xpos,ypos,w,h;
     int lastmode = drawmode;
@@ -624,23 +643,14 @@ void lcd_puts_style(int x, int y, const unsigned char *str, int style)
     lcd_getstringsize(str, &w, &h);
     xpos = xmargin + x*w / utf8length((char *)str);
     ypos = ymargin + y*h;
-    lcd_putsxy(xpos, ypos, str);
-    drawmode = (DRMODE_SOLID|DRMODE_INVERSEVID);
+    drawmode = (style & STYLE_INVERT) ?
+               (DRMODE_SOLID|DRMODE_INVERSEVID) : DRMODE_SOLID;
+    lcd_putsxyofs(xpos, ypos, offset, str);
+    drawmode ^= DRMODE_INVERSEVID;
     lcd_fillrect(xpos + w, ypos, LCD_WIDTH - (xpos + w), h);
-    if (style & STYLE_INVERT)
-    {
-        drawmode = DRMODE_COMPLEMENT;
-        lcd_fillrect(xpos, ypos, LCD_WIDTH - xpos, h);
-    }
     drawmode = lastmode;
 }
 
-/* put a string at a given char position */
-void lcd_puts(int x, int y, const unsigned char *str)
-{
-    lcd_puts_style(x, y, str, STYLE_DEFAULT);
-}
-
 /*** scrolling ***/
 
 /* Reverse the invert setting of the scrolling line (if any) at given char
@@ -686,6 +696,17 @@ void lcd_puts_scroll(int x, int y, const unsigned char *string)
 }
 
 void lcd_puts_scroll_style(int x, int y, const unsigned char *string, int style)
+{
+     lcd_puts_scroll_style_offset(x, y, string, style, 0);
+}
+
+void lcd_puts_scroll_offset(int x, int y, const unsigned char *string, int offset)
+{
+     lcd_puts_scroll_style_offset(x, y, string, STYLE_DEFAULT, offset);
+}          
+   
+void lcd_puts_scroll_style_offset(int x, int y, const unsigned char *string,
+                                         int style, int offset)
 {
     struct scrollinfo* s;
     int w, h;
@@ -696,10 +717,10 @@ void lcd_puts_scroll_style(int x, int y, const unsigned char *string, int style)
     s->invert = false;
     if (style & STYLE_INVERT) {
         s->invert = true;
-        lcd_puts_style(x,y,string,STYLE_INVERT);
+        lcd_puts_style_offset(x,y,string,STYLE_INVERT,offset);
     }
     else
-        lcd_puts(x,y,string);
+        lcd_puts_offset(x,y,string,offset);
 
     lcd_getstringsize(string, &w, &h);
 
@@ -732,7 +753,7 @@ void lcd_puts_scroll_style(int x, int y, const unsigned char *string, int style)
         strncpy(end, (char *)string, LCD_WIDTH/2);
 
         s->len = utf8length((char *)string);
-        s->offset = 0;
+        s->offset = offset;
         s->startx = x;
         s->backward = false;
         scrolling_lines |= (1<<y);
-- 
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