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Imon driver: Add bignum support (Y. Scheglyuk)

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This commit is contained in:
mmdolze
2011-03-28 19:09:58 +00:00
parent c9c3272eba
commit 5fbc384be5
4 changed files with 85 additions and 33 deletions
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server/drivers/imon.c
+65 -14
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@@ -44,6 +44,7 @@
#include "report.h"
#include "imon.h"
#include "hd44780-charmap.h"
#include "adv_bignum.h"
// iMon reserves the first 8 locations for the
// special bargraph characters
@@ -93,6 +94,8 @@ MODULE_EXPORT int stay_in_foreground = 0;
MODULE_EXPORT int supports_multiple = 0;
MODULE_EXPORT char *symbol_prefix = "imon_";
/* Constants for userdefchar_mode */
#define NUM_CCs 0 /* imon can't define a custom character */
/** private data for the \c imon driver */
typedef struct imon_private_data {
@@ -123,7 +126,8 @@ static char * imon_charmaps[] = {
* \retval 0 Success.
* \retval <0 Error.
*/
MODULE_EXPORT int imon_init (Driver *drvthis)
MODULE_EXPORT int
imon_init(Driver *drvthis)
{
PrivateData *p = NULL;
char buf[256];
@@ -210,7 +214,8 @@ MODULE_EXPORT int imon_init (Driver *drvthis)
* Close the driver (do necessary clean-up).
* \param drvthis Pointer to driver structure.
*/
MODULE_EXPORT void imon_close (Driver *drvthis)
MODULE_EXPORT void
imon_close(Driver *drvthis)
{
PrivateData *p = drvthis->private_data;
@@ -233,7 +238,8 @@ MODULE_EXPORT void imon_close (Driver *drvthis)
* \param drvthis Pointer to driver structure.
* \return Constant string with information.
*/
MODULE_EXPORT const char * imon_get_info (Driver *drvthis)
MODULE_EXPORT const char *
imon_get_info(Driver *drvthis)
{
PrivateData *p = drvthis->private_data;
@@ -246,7 +252,8 @@ MODULE_EXPORT const char * imon_get_info (Driver *drvthis)
* Clear the screen.
* \param drvthis Pointer to driver structure.
*/
MODULE_EXPORT void imon_clear (Driver *drvthis)
MODULE_EXPORT void
imon_clear(Driver *drvthis)
{
PrivateData *p = drvthis->private_data;
@@ -258,7 +265,8 @@ MODULE_EXPORT void imon_clear (Driver *drvthis)
* Flush data on screen to the LCD.
* \param drvthis Pointer to driver structure.
*/
MODULE_EXPORT void imon_flush (Driver *drvthis)
MODULE_EXPORT void
imon_flush(Driver *drvthis)
{
PrivateData *p = drvthis->private_data;
@@ -274,7 +282,8 @@ MODULE_EXPORT void imon_flush (Driver *drvthis)
* \param y Vertical character position (row).
* \param string String that gets written.
*/
MODULE_EXPORT void imon_string (Driver *drvthis, int x, int y, const char string[])
MODULE_EXPORT void
imon_string(Driver *drvthis, int x, int y, const char string[])
{
int i;
@@ -291,7 +300,8 @@ MODULE_EXPORT void imon_string (Driver *drvthis, int x, int y, const char string
* \param y Vertical character position (row).
* \param c Character that gets written.
*/
MODULE_EXPORT void imon_chr (Driver *drvthis, int x, int y, char c)
MODULE_EXPORT void
imon_chr(Driver *drvthis, int x, int y, char c)
{
PrivateData *p = drvthis->private_data;
@@ -313,7 +323,8 @@ MODULE_EXPORT void imon_chr (Driver *drvthis, int x, int y, char c)
* \retval 0 Icon has been successfully defined/written.
* \retval <0 Server core shall define/write the icon.
*/
MODULE_EXPORT int imon_icon (Driver *drvthis, int x, int y, int icon)
MODULE_EXPORT int
imon_icon(Driver *drvthis, int x, int y, int icon)
{
switch (icon) {
case ICON_BLOCK_FILLED:
@@ -390,7 +401,8 @@ MODULE_EXPORT int imon_icon (Driver *drvthis, int x, int y, int icon)
* \param promille Current height level of the bar in promille.
* \param options Options (currently unused).
*/
MODULE_EXPORT void imon_vbar (Driver *drvthis, int x, int y, int len, int promille, int options)
MODULE_EXPORT void
imon_vbar(Driver *drvthis, int x, int y, int len, int promille, int options)
{
PrivateData *p = drvthis->private_data;
@@ -409,7 +421,8 @@ MODULE_EXPORT void imon_vbar (Driver *drvthis, int x, int y, int len, int promil
* \param promille Current length level of the bar in promille.
* \param options Options (currently unused).
*/
MODULE_EXPORT void imon_hbar (Driver *drvthis, int x, int y, int len, int promille, int options)
MODULE_EXPORT void
imon_hbar(Driver *drvthis, int x, int y, int len, int promille, int options)
{
PrivateData *p = drvthis->private_data;
int pixels = ((long) 2 * len * p->cellwidth) * promille / 2000;
@@ -457,12 +470,47 @@ MODULE_EXPORT void imon_hbar (Driver *drvthis, int x, int y, int len, int promil
}
/**
* Write a big number to the screen.
* \param drvthis Pointer to driver structure.
* \param x Horizontal character position (column).
* \param num Character to write (0 - 10 with 10 representing ':')
*/
MODULE_EXPORT void
imon_num(Driver *drvthis, int x, int num)
{
int do_init = 0;
/* do_init = 0 because imon can't define a custom character */
/* ccmode does not need because imon can't define a custom character */
if ((num < 0) || (num > 10))
return;
/* Lib_adv_bignum does everything needed to show the bignumbers. */
lib_adv_bignum(drvthis, x, num, 0, do_init);
}
/**
* Get total number of custom characters available.
* \param drvthis Pointer to driver structure.
* \return Number of custom characters (always NUM_CCs).
*/
MODULE_EXPORT int
imon_get_free_chars(Driver *drvthis)
{
return NUM_CCs;
}
/**
* Return the display width in characters.
* \param drvthis Pointer to driver structure.
* \return Number of characters the display is wide.
*/
MODULE_EXPORT int imon_width (Driver *drvthis)
MODULE_EXPORT int
imon_width(Driver *drvthis)
{
PrivateData *p = drvthis->private_data;
@@ -475,7 +523,8 @@ MODULE_EXPORT int imon_width (Driver *drvthis)
* \param drvthis Pointer to driver structure.
* \return Number of characters the display is high.
*/
MODULE_EXPORT int imon_height (Driver *drvthis)
MODULE_EXPORT int
imon_height(Driver *drvthis)
{
PrivateData *p = drvthis->private_data;
@@ -488,7 +537,8 @@ MODULE_EXPORT int imon_height (Driver *drvthis)
* \param drvthis Pointer to driver structure.
* \return Number of pixel columns a character cell is wide.
*/
MODULE_EXPORT int imon_cellwidth (Driver *drvthis)
MODULE_EXPORT int
imon_cellwidth(Driver *drvthis)
{
PrivateData *p = drvthis->private_data;
@@ -501,7 +551,8 @@ MODULE_EXPORT int imon_cellwidth (Driver *drvthis)
* \param drvthis Pointer to driver structure.
* \return Number of pixel lines a character cell is high.
*/
MODULE_EXPORT int imon_cellheight (Driver *drvthis)
MODULE_EXPORT int
imon_cellheight(Driver *drvthis)
{
PrivateData *p = drvthis->private_data;