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Load / save config.

This commit is contained in:
Steve 2018-02-08 21:54:11 +00:00
parent 07dd76c5d1
commit 453d2ae3dc
2 changed files with 98 additions and 0 deletions
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91
src/system/init.c
View File

@ -20,6 +20,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#include "init.h"
static void loadConfig(void);
static void initJoypad(void);
void init18N(int argc, char *argv[])
@ -55,6 +56,8 @@ void initSDL(void)
/* done in src/plat/ */
createSaveFolder();
loadConfig();
app.winWidth = SCREEN_WIDTH;
app.winHeight = SCREEN_HEIGHT;
@ -141,6 +144,94 @@ void initGameSystem(void)
}
}
static void loadConfig(void)
{
int i;
cJSON *root, *controlsJSON, *node;
char *text;
if (fileExists(getSaveFilePath(CONFIG_FILENAME)))
{
text = readFile(getSaveFilePath(CONFIG_FILENAME));
root = cJSON_Parse(text);
app.config.fullscreen = cJSON_GetObjectItem(root, "fullscreen")->valueint;
app.config.musicVolume = cJSON_GetObjectItem(root, "musicVolume")->valueint;
app.config.soundVolume = cJSON_GetObjectItem(root, "soundVolume")->valueint;
controlsJSON = cJSON_GetObjectItem(root, "controls");
if (controlsJSON)
{
node = cJSON_GetObjectItem(controlsJSON, "keys")->child;
while (node)
{
i = lookup(node->string);
app.config.keyControls[i] = node->valueint;
node = node->next;
}
node = cJSON_GetObjectItem(controlsJSON, "joypad")->child;
while (node)
{
i = lookup(node->string);
app.config.joypadControls[i] = node->valueint;
node = node->next;
}
}
cJSON_Delete(root);
free(text);
}
}
void saveConfig(void)
{
int i;
char *out, *configFilename;
cJSON *root, *controlsJSON, *keysJSON, *joypadJSON;
configFilename = getSaveFilePath(CONFIG_FILENAME);
SDL_LogMessage(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO, "Saving config ...");
root = cJSON_CreateObject();
cJSON_AddNumberToObject(root, "fullscreen", app.config.fullscreen);
cJSON_AddNumberToObject(root, "musicVolume", app.config.musicVolume);
cJSON_AddNumberToObject(root, "soundVolume", app.config.soundVolume);
keysJSON = cJSON_CreateObject();
for (i = 0 ; i < CONTROL_MAX ; i++)
{
cJSON_AddNumberToObject(keysJSON, getLookupName("CONTROL_", i), app.config.keyControls[i]);
}
joypadJSON = cJSON_CreateObject();
for (i = 0 ; i < CONTROL_MAX ; i++)
{
cJSON_AddNumberToObject(joypadJSON, getLookupName("CONTROL_", i), app.config.joypadControls[i]);
}
controlsJSON = cJSON_CreateObject();
cJSON_AddItemToObject(controlsJSON, "keys", keysJSON);
cJSON_AddItemToObject(controlsJSON, "joypad", joypadJSON);
cJSON_AddItemToObject(root, "controls", controlsJSON);
out = cJSON_Print(root);
if (!writeFile(configFilename, out))
{
SDL_LogMessage(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_ERROR, "Failed to save config");
}
cJSON_Delete(root);
free(out);
}
void cleanup(void)
{
SDL_LogMessage(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO, "Cleaning up ...");

7
src/system/init.h
View File

@ -19,6 +19,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "../common.h"
#include "../json/cJSON.h"
#include "SDL2/SDL_image.h"
#include "SDL2/SDL_mixer.h"
@ -41,5 +42,11 @@ extern void destroyFonts(void);
extern void destroyTextures(void);
extern void expireTexts(int all);
extern void destroyGame(void);
extern int fileExists(const char *filename);
extern char *getSaveFilePath(const char *filename);
extern char *readFile(const char *filename);
extern long lookup(const char *name);
extern int writeFile(const char *filename, const char *data);
extern char *getLookupName(const char *prefix, long num);
extern App app;