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Added drawpixel, clearpixel and drawline to the API

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@139 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Björn Stenberg 2002-04-18 21:20:06 +00:00
parent 7f309df429
commit f237b69053
2 changed files with 21 additions and 1 deletions
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18
firmware/lcd.c
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@ -580,6 +580,7 @@ void lcd_invertrect (int x, int y, int nx, int ny)
} }
#define DRAW_PIXEL(x,y) display[x][y/8] |= (1<<(y%7)) #define DRAW_PIXEL(x,y) display[x][y/8] |= (1<<(y%7))
#define CLEAR_PIXEL(x,y) display[x][y/8] &= ~(1<<(y%7))
void lcd_drawline( int x1, int y1, int x2, int y2 ) void lcd_drawline( int x1, int y1, int x2, int y2 )
{ {
@ -651,6 +652,23 @@ void lcd_drawline( int x1, int y1, int x2, int y2 )
} }
} }
/*
* Set a single pixel
*/
void lcd_drawpixel(int x, int y)
{
DRAW_PIXEL(x,y);
}
/*
* Clear a single pixel
*/
void lcd_clearpixel(int x, int y)
{
CLEAR_PIXEL(x,y);
}
#else #else
/* no LCD defined, no code to use */ /* no LCD defined, no code to use */
#endif #endif

4
firmware/lcd.h
View file

@ -132,7 +132,9 @@ void lcd_bitmap (const unsigned char *src, int x, int y, int nx, int ny,
void lcd_clearrect (int x, int y, int nx, int ny); void lcd_clearrect (int x, int y, int nx, int ny);
void lcd_fillrect (int x, int y, int nx, int ny); void lcd_fillrect (int x, int y, int nx, int ny);
void lcd_invertrect (int x, int y, int nx, int ny); void lcd_invertrect (int x, int y, int nx, int ny);
void lcd_drawline( int x1, int y1, int x2, int y2 );
void lcd_drawpixel(int x, int y);
void lcd_clearpixel(int x, int y);
#endif #endif