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Const policed the grayscale lib & plugin

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@4985 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jens Arnold 2004-08-03 20:57:06 +00:00
parent 0830339e2f
commit 85890b88df
9 changed files with 27 additions and 25 deletions
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6
apps/plugins/grayscale.c
View file

@ -42,7 +42,7 @@ int main(void)
int button, scroll_amount;
bool black_border;
static unsigned char rockbox[] = {
static const unsigned char rockbox[] = {
/* ...........................................
* .####...###...###..#...#.####...###..#...#.
* .#...#.#...#.#...#.#..#..#...#.#...#..#.#..
@ -59,7 +59,7 @@ int main(void)
0x14, 0x22, 0x00
};
static unsigned char showing[] = {
static const unsigned char showing[] = {
/* .......................................
* ..####.#...#..###..#...#.#.#...#..####.
* .#.....#...#.#...#.#...#.#.##..#.#.....
@ -75,7 +75,7 @@ int main(void)
0x10, 0x3E, 0x00, 0x1C, 0x22, 0x22, 0x2A, 0x3A, 0x00
};
static unsigned char grayscale_gray[] = {
static const unsigned char grayscale_gray[] = {
/* .......................................................
* ..####.####...###..#...#..####..###...###..#.....#####.
* .#.....#...#.#...#.#...#.#.....#...#.#...#.#.....#.....

12
apps/plugins/lib/gray.h
View file

@ -362,7 +362,7 @@ void gray_fillrect(int x, int y, int nx, int ny);
This is the only drawing function NOT using the drawinfo.
*/
void gray_drawgraymap(unsigned char *src, int x, int y, int nx, int ny,
void gray_drawgraymap(const unsigned char *src, int x, int y, int nx, int ny,
int stride);
/*---------------------------------------------------------------------------
@ -384,7 +384,7 @@ void gray_drawgraymap(unsigned char *src, int x, int y, int nx, int ny,
The <stride> parameter is useful if you want to show only a part of a
bitmap. It should always be set to the "row length" of the bitmap.
*/
void gray_drawbitmap(unsigned char *src, int x, int y, int nx, int ny,
void gray_drawbitmap(const unsigned char *src, int x, int y, int nx, int ny,
int stride);
/*+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
@ -409,14 +409,14 @@ void gray_setfont(int newfont);
This works exactly the same way as the core lcd_getstringsize(), only that
it uses the selected font for grayscale.
*/
int gray_getstringsize(unsigned char *str, int *w, int *h);
int gray_getstringsize(const unsigned char *str, int *w, int *h);
/*---------------------------------------------------------------------------
Display text starting at (x, y) with the current font and drawinfo
----------------------------------------------------------------------------
The drawmode is used as described for gray_set_drawmode()
*/
void gray_putsxy(int x, int y, unsigned char *str);
void gray_putsxy(int x, int y, const unsigned char *str);
/*===========================================================================
Private functions and definitions, for use within the grayscale core only
@ -458,8 +458,8 @@ extern _tGraybuf *_graybuf;
extern short _gray_random_buffer;
/* Global function pointers */
extern void (*_gray_pixelfuncs[4])(int x, int y, unsigned long pattern);
extern void (*_gray_blockfuncs[4])(unsigned char *address, unsigned mask,
extern void (* const _gray_pixelfuncs[4])(int x, int y, unsigned long pattern);
extern void (* const _gray_blockfuncs[4])(unsigned char *address, unsigned mask,
unsigned bits);
#endif /* HAVE_LCD_BITMAP */

2
apps/plugins/lib/gray_blockfuncs.c
View file

@ -36,7 +36,7 @@ static void _writeblockfg(unsigned char *address, unsigned mask, unsigned bits);
static void _writeblockbg(unsigned char *address, unsigned mask, unsigned bits);
/* Block function pointer array */
void (*_gray_blockfuncs[4])(unsigned char *address, unsigned mask,
void (* const _gray_blockfuncs[4])(unsigned char *address, unsigned mask,
unsigned bits) = {
_invertblock, _writeblockfg, _writeblockbg, _writeblock
};

5
apps/plugins/lib/gray_drawbitmap.c
View file

@ -48,12 +48,13 @@
The <stride> parameter is useful if you want to show only a part of a
bitmap. It should always be set to the "row length" of the bitmap.
*/
void gray_drawbitmap(unsigned char *src, int x, int y, int nx, int ny,
void gray_drawbitmap(const unsigned char *src, int x, int y, int nx, int ny,
int stride)
{
int shift;
unsigned bits, mask_top, mask_bottom;
unsigned char *src_col, *dst, *dst_col;
const unsigned char *src_col;
unsigned char *dst, *dst_col;
void (*blockfunc)(unsigned char *address, unsigned mask, unsigned bits);
if ((unsigned) x >= (unsigned) _graybuf->width

13
apps/plugins/lib/gray_drawgraymap.c
View file

@ -30,16 +30,16 @@
#include "gray.h"
/* Prototypes */
static void _writearray(unsigned char *address, unsigned char *src, int stride,
unsigned mask);
static void _writearray(unsigned char *address, const unsigned char *src,
int stride, unsigned mask);
/* Write an 8-pixel block, defined by their brightnesses in a graymap.
* Address is the byte in the first bitplane, src is the graymap start address,
* stride is the increment for the graymap to get to the next pixel, mask
* determines which pixels of the destination block are changed. For "0" bits,
* the src address is not incremented! */
static void _writearray(unsigned char *address, unsigned char *src, int stride,
unsigned mask)
static void _writearray(unsigned char *address, const unsigned char *src,
int stride, unsigned mask)
{
unsigned long pat_stack[8];
register unsigned char *end_addr;
@ -217,12 +217,13 @@ asm (
This is the only drawing function NOT using the drawinfo.
*/
void gray_drawgraymap(unsigned char *src, int x, int y, int nx, int ny,
void gray_drawgraymap(const unsigned char *src, int x, int y, int nx, int ny,
int stride)
{
int shift;
unsigned mask_top, mask_bottom;
unsigned char *src_row, *dst, *dst_row;
const unsigned char *src_row;
unsigned char *dst, *dst_row;
if ((unsigned) x >= (unsigned) _graybuf->width
|| (unsigned) y >= (unsigned) _graybuf->height)

2
apps/plugins/lib/gray_getstringsize.c
View file

@ -36,7 +36,7 @@
This works exactly the same way as the core lcd_getstringsize(), only that
it uses the selected font for grayscale.
*/
int gray_getstringsize(unsigned char *str, int *w, int *h)
int gray_getstringsize(const unsigned char *str, int *w, int *h)
{
int ch;
int width = 0;

2
apps/plugins/lib/gray_pixelfuncs.c
View file

@ -34,7 +34,7 @@ static void _writepixel(int x, int y, unsigned long pattern);
static void _invertpixel(int x, int y, unsigned long pattern);
/* function pointer array */
void (*_gray_pixelfuncs[4])(int x, int y, unsigned long pattern) = {
void (* const _gray_pixelfuncs[4])(int x, int y, unsigned long pattern) = {
_invertpixel, _writepixel, _writepixel, _writepixel
};

4
apps/plugins/lib/gray_putsxy.c
View file

@ -34,7 +34,7 @@
----------------------------------------------------------------------------
The drawmode is used as described for gray_set_drawmode()
*/
void gray_putsxy(int x, int y, unsigned char *str)
void gray_putsxy(int x, int y, const unsigned char *str)
{
int ch, width;
bitmap_t *bits;
@ -56,7 +56,7 @@ void gray_putsxy(int x, int y, unsigned char *str)
bits = pf->bits + (pf->offset ? pf->offset[ch]
: MULU16(pf->height, ch));
gray_drawbitmap((unsigned char*) bits, x, y, width, pf->height,
gray_drawbitmap((const unsigned char*) bits, x, y, width, pf->height,
width);
x += width;
}

2
apps/plugins/lib/gray_screendump.c
View file

@ -29,7 +29,7 @@
#ifdef HAVE_LCD_BITMAP /* and also not for the Player */
#include "gray.h"
static unsigned char bmpheader[] =
static const unsigned char bmpheader[] =
{
0x42, 0x4d, 0xba, 0x1c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xba, 0x00,
0x00, 0x00, 0x28, 0x00, 0x00, 0x00, 0x70, 0x00, 0x00, 0x00, 0x40, 0x00,