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#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include "../include/string.h"
#include "obj.h"
#include "messages.h"
#include "sar.h"
#include "config.h"
void SARMessageAdd(sar_scene_struct *scene, const char *message);
void SARMessageClearAll(sar_scene_struct *scene);
void SARBannerMessageAppend(sar_scene_struct *scene, const char *message);
void SARCameraRefTitleSet(sar_scene_struct *scene, const char *message);
#define ATOI(s) (((s) != NULL) ? atoi(s) : 0)
#define ATOL(s) (((s) != NULL) ? atol(s) : 0)
#define ATOF(s) (((s) != NULL) ? (float)atof(s) : 0.0f)
#define STRDUP(s) (((s) != NULL) ? strdup(s) : NULL)
#define MAX(a,b) (((a) > (b)) ? (a) : (b))
#define MIN(a,b) (((a) < (b)) ? (a) : (b))
#define CLIP(a,l,h) (MIN(MAX((a),(l)),(h)))
#define STRLEN(s) (((s) != NULL) ? (int)strlen(s) : 0)
#define STRISEMPTY(s) (((s) != NULL) ? (*(s) == '\0') : 1)
#define RADTODEG(r) ((r) * 180.0 / PI)
#define DEGTORAD(d) ((d) * PI / 180.0)
/*
* Adds the specified message to the list in the scene.
* The new message will be inserted at the last index position.
*
* The message pointer array on the scene will not change in size.
*/
void SARMessageAdd(sar_scene_struct *scene, const char *message)
{
int i, n;
if(scene == NULL)
return;
/* No message line pointers allocated? */
if(scene->total_messages <= 0)
return;
/* Free oldest message */
free(scene->message[0]);
/* Get new position to insert new message */
n = scene->total_messages - 1;
/* Shift message pointers */
for(i = 0; i < n; i++)
scene->message[i] = scene->message[i + 1];
/* Copy new message to pointer array */
scene->message[n] = STRDUP(message);
/* Update the time the message should be shown until */
scene->message_display_until = cur_millitime +
SAR_MESSAGE_SHOW_INT;
}
/*
* Deletes all messages on the message pointer array on the scene
* structure and resets all pointers to NULL.
*
* The size of the message pointer array will not be changed.
*
* The message_display_until member on the scene will be reset
* to 0.
*/
void SARMessageClearAll(sar_scene_struct *scene)
{
int i;
if(scene == NULL)
return;
/* Reset the time to keep displaying messages to 0 so messages
* shouldn't be displayed anymore if they were being displayed.
*/
scene->message_display_until = 0;
/* Delete each message and set pointer to NULL */
for(i = 0; i < scene->total_messages; i++)
{
free(scene->message[i]);
scene->message[i] = NULL;
}
}
/*
* Appends given message line to scene's sticky banner message, can
* be called multiple times to set several lines.
*
* Passing NULL clears the entire list.
*/
void SARBannerMessageAppend(sar_scene_struct *scene, const char *message)
{
if(scene == NULL)
return;
if(message == NULL)
{
strlistfree(
scene->sticky_banner_message,
scene->total_sticky_banner_messages
);
scene->sticky_banner_message = NULL;
scene->total_sticky_banner_messages = 0;
}
else
{
int i;
if(scene->total_sticky_banner_messages < 0)
scene->total_sticky_banner_messages = 0;
i = scene->total_sticky_banner_messages;
scene->total_sticky_banner_messages = i + 1;
scene->sticky_banner_message = (char **)realloc(
scene->sticky_banner_message,
scene->total_sticky_banner_messages * sizeof(char *)
);
if(scene->sticky_banner_message == NULL)
{
scene->total_sticky_banner_messages = 0;
return;
}
scene->sticky_banner_message[i] = STRDUP(message);
}
}
/*
* Replaces the current camera reference title message on the scene
* structure.
*
* Passing NULL clears it.
*/
void SARCameraRefTitleSet(sar_scene_struct *scene, const char *message)
{
if(scene == NULL)
return;
if(message == NULL)
{
free(scene->camera_ref_title);
scene->camera_ref_title = NULL;
scene->camera_ref_title_display_until = 0;
}
else
{
char *s;
free(scene->camera_ref_title);
scene->camera_ref_title = s = STRDUP(message);
/* Make first character upper case */
if(s[0] != '\0')
s[0] = toupper(s[0]);
scene->camera_ref_title_display_until = cur_millitime +
SAR_MESSAGE_SHOW_INT;
}
}
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