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chore: made static functions static

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This commit is contained in:
Krzysztof Rudnicki 2025-07-14 16:08:05 +02:00
parent 245c156c8c
commit ea8f45acfb
1 changed files with 25 additions and 37 deletions
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62
C/imageViewer/main.c
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@ -42,16 +42,16 @@ typedef struct {
} ImageViewer; } ImageViewer;
// Function declarations // Function declarations
int is_image_file(const char* filename); static int is_image_file(const char* filename);
int init_file_list(FileList* list, const char* path); static int init_file_list(FileList* list, const char* path);
void cleanup_file_list(FileList* list); static void cleanup_file_list(FileList* list);
char* get_current_file_path(const FileList* list); static char* get_current_file_path(const FileList* list);
int navigate_to_file(FileList* list, const char* target_filename); static int navigate_to_file(FileList* list, const char* target_filename);
int load_current_image(ImageViewer* viewer); static int load_current_image(ImageViewer* viewer);
int navigate_next_image(ImageViewer* viewer); static int navigate_next_image(ImageViewer* viewer);
int navigate_prev_image(ImageViewer* viewer); static int navigate_prev_image(ImageViewer* viewer);
void print_current_image_info(const ImageViewer* viewer); static void print_current_image_info(const ImageViewer* viewer);
void handle_auto_navigation(ImageViewer* viewer); static void handle_auto_navigation(ImageViewer* viewer);
// Safe memory copy wrapper to address static analyzer warnings // Safe memory copy wrapper to address static analyzer warnings
static int safe_copy_memory(void* dest, size_t dest_size, const void* src, size_t src_len) { static int safe_copy_memory(void* dest, size_t dest_size, const void* src, size_t src_len) {
@ -96,7 +96,7 @@ static int safe_format_path(char* dest, size_t dest_size, const char* dir, const
return 1; // Success return 1; // Success
} }
int init_viewer(ImageViewer* viewer) { static int init_viewer(ImageViewer* viewer) {
if (SDL_Init(SDL_INIT_VIDEO) < 0) { if (SDL_Init(SDL_INIT_VIDEO) < 0) {
printf("SDL could not initialize! SDL_Error: %s\n", SDL_GetError()); printf("SDL could not initialize! SDL_Error: %s\n", SDL_GetError());
return 0; return 0;
@ -156,7 +156,7 @@ int init_viewer(ImageViewer* viewer) {
return 1; return 1;
} }
int load_image(ImageViewer* viewer, const char* filename) { static int load_image(ImageViewer* viewer, const char* filename) {
if (viewer->texture) { if (viewer->texture) {
SDL_DestroyTexture(viewer->texture); SDL_DestroyTexture(viewer->texture);
viewer->texture = NULL; viewer->texture = NULL;
@ -206,7 +206,7 @@ int load_image(ImageViewer* viewer, const char* filename) {
return 1; return 1;
} }
void render_image(ImageViewer* viewer) { static void render_image(ImageViewer* viewer) {
SDL_SetRenderDrawColor(viewer->renderer, 32, 32, 32, 255); SDL_SetRenderDrawColor(viewer->renderer, 32, 32, 32, 255);
SDL_RenderClear(viewer->renderer); SDL_RenderClear(viewer->renderer);
@ -230,7 +230,7 @@ void render_image(ImageViewer* viewer) {
SDL_RenderPresent(viewer->renderer); SDL_RenderPresent(viewer->renderer);
} }
void handle_zoom(ImageViewer* viewer, float zoom_delta, int mouse_x, int mouse_y) { static void handle_zoom(ImageViewer* viewer, float zoom_delta, int mouse_x, int mouse_y) {
float old_zoom = viewer->zoom_factor; float old_zoom = viewer->zoom_factor;
viewer->zoom_factor += zoom_delta; viewer->zoom_factor += zoom_delta;
@ -249,7 +249,7 @@ void handle_zoom(ImageViewer* viewer, float zoom_delta, int mouse_x, int mouse_y
viewer->offset_y = (viewer->offset_y - (mouse_y - center_y)) * zoom_ratio + (mouse_y - center_y); viewer->offset_y = (viewer->offset_y - (mouse_y - center_y)) * zoom_ratio + (mouse_y - center_y);
} }
void print_help() { static void print_help() {
printf("\n=== Image Viewer Controls ===\n"); printf("\n=== Image Viewer Controls ===\n");
printf("Mouse wheel / +/-: Zoom in/out\n"); printf("Mouse wheel / +/-: Zoom in/out\n");
printf("Mouse drag: Pan image\n"); printf("Mouse drag: Pan image\n");
@ -262,7 +262,7 @@ void print_help() {
printf("===============================\n\n"); printf("===============================\n\n");
} }
void cleanup_viewer(ImageViewer* viewer) { static void cleanup_viewer(ImageViewer* viewer) {
if (viewer->texture) { if (viewer->texture) {
SDL_DestroyTexture(viewer->texture); SDL_DestroyTexture(viewer->texture);
} }
@ -277,7 +277,7 @@ void cleanup_viewer(ImageViewer* viewer) {
SDL_Quit(); SDL_Quit();
} }
int is_image_file(const char* filename) { static int is_image_file(const char* filename) {
const char* ext = strrchr(filename, '.'); const char* ext = strrchr(filename, '.');
if (!ext) return 0; if (!ext) return 0;
@ -288,7 +288,7 @@ int is_image_file(const char* filename) {
strcasecmp(ext, "tiff") == 0 || strcasecmp(ext, "webp") == 0); strcasecmp(ext, "tiff") == 0 || strcasecmp(ext, "webp") == 0);
} }
int init_file_list(FileList* list, const char* path) { static int init_file_list(FileList* list, const char* path) {
struct stat path_stat; struct stat path_stat;
list->files = NULL; list->files = NULL;
list->count = 0; list->count = 0;
@ -564,7 +564,7 @@ int init_file_list(FileList* list, const char* path) {
return 1; return 1;
} }
void cleanup_file_list(FileList* list) { static void cleanup_file_list(FileList* list) {
if (list->files) { if (list->files) {
for (int i = 0; i < list->count; i++) { for (int i = 0; i < list->count; i++) {
if (list->files[i]) { if (list->files[i]) {
@ -578,7 +578,7 @@ void cleanup_file_list(FileList* list) {
list->current_index = 0; list->current_index = 0;
} }
char* get_current_file_path(const FileList* list) { static char* get_current_file_path(const FileList* list) {
if (!list->files || list->current_index < 0 || list->current_index >= list->count) { if (!list->files || list->current_index < 0 || list->current_index >= list->count) {
return NULL; return NULL;
} }
@ -590,20 +590,8 @@ char* get_current_file_path(const FileList* list) {
return full_path; return full_path;
} }
int navigate_to_file(FileList* list, const char* target_filename) {
const char* filename = strrchr(target_filename, '/');
filename = filename ? filename + 1 : target_filename;
for (int i = 0; i < list->count; i++) {
if (strcmp(list->files[i], filename) == 0) {
list->current_index = i;
return 1;
}
}
return 0;
}
int load_current_image(ImageViewer* viewer) { static int load_current_image(ImageViewer* viewer) {
char* file_path = get_current_file_path(&viewer->file_list); char* file_path = get_current_file_path(&viewer->file_list);
if (!file_path) { if (!file_path) {
printf("No current file to load\n"); printf("No current file to load\n");
@ -613,21 +601,21 @@ int load_current_image(ImageViewer* viewer) {
return load_image(viewer, file_path); return load_image(viewer, file_path);
} }
int navigate_next_image(ImageViewer* viewer) { static int navigate_next_image(ImageViewer* viewer) {
if (viewer->file_list.count <= 1) return 0; if (viewer->file_list.count <= 1) return 0;
viewer->file_list.current_index = (viewer->file_list.current_index + 1) % viewer->file_list.count; viewer->file_list.current_index = (viewer->file_list.current_index + 1) % viewer->file_list.count;
return load_current_image(viewer); return load_current_image(viewer);
} }
int navigate_prev_image(ImageViewer* viewer) { static int navigate_prev_image(ImageViewer* viewer) {
if (viewer->file_list.count <= 1) return 0; if (viewer->file_list.count <= 1) return 0;
viewer->file_list.current_index = (viewer->file_list.current_index - 1 + viewer->file_list.count) % viewer->file_list.count; viewer->file_list.current_index = (viewer->file_list.current_index - 1 + viewer->file_list.count) % viewer->file_list.count;
return load_current_image(viewer); return load_current_image(viewer);
} }
void print_current_image_info(const ImageViewer* viewer) { static void print_current_image_info(const ImageViewer* viewer) {
if (viewer->file_list.count > 1) { if (viewer->file_list.count > 1) {
printf("Image %d/%d: %s\n", printf("Image %d/%d: %s\n",
viewer->file_list.current_index + 1, viewer->file_list.current_index + 1,
@ -636,7 +624,7 @@ void print_current_image_info(const ImageViewer* viewer) {
} }
} }
void handle_auto_navigation(ImageViewer* viewer) { static void handle_auto_navigation(ImageViewer* viewer) {
Uint32 current_time = SDL_GetTicks(); Uint32 current_time = SDL_GetTicks();
if ((viewer->left_key_held || viewer->right_key_held) && if ((viewer->left_key_held || viewer->right_key_held) &&