emote2ss

commit afd88118a1d6e1c014fc9906eb3eb1b484b8d238
parent e7da0f9bfb9bcbb8284552715c35a98050f924da
Author: bsandro <email@bsandro.tech>
Date:   Wed, 23 Aug 2023 02:05:42 +0300

Actual image file loading/reloading/unloading via command line or gui button.

Diffstat:
M
gui/main.c
 | 
97
+++++++++++++++++++++++++++++++++++++++++++++++++------------------------------

1 file changed, 60 insertions(+), 37 deletions(-)
diff --git a/gui/main.c b/gui/main.c
@@ -70,6 +70,12 @@ typedef struct {
 static Animation *img = NULL;
 static int cols = 1;
 static volatile UIWindow *modal_win = NULL;
+static UIImageDisplay *img_disp = NULL;
+
+//@todo headers!
+Animation * ImageLoad(const char *);
+void ImageUnload(Animation **);
+void PreviewUpdate(Animation *, UIImageDisplay *);
 
 void AnimationCreate(Animation *img, uint32_t frame_count) {
 	assert(frame_count > 0);
@@ -274,6 +280,21 @@ int ButtonDialogOpenEvent(UIElement *element, UIMessage msg, int di, void *dp) {
 		printf("path_input: %s(%d)\nfilename_input: %s(%d)\n", path_input->string, strlen(path_input->string), filename_input->string, strlen(filename_input->string));
 
 		UIElementDestroy(element->window);
+
+		int path_len = path_input->bytes + filename_input->bytes + 2; // DIR_SEPARATOR and '\0'
+		char filepath[path_len];
+		filepath[path_len-1] = '\0';
+		int n = snprintf(filepath, path_len, "%s%c%s", path_input->string, DIR_SEPARATOR, filename_input->string);
+		assert(n>0);
+
+		if (img != NULL) {
+			ImageUnload(&img);
+			assert(img==NULL);
+		}
+		img = ImageLoad(filepath);
+		assert(img!=NULL);
+		PreviewUpdate(img, img_disp);
+
 	}
 	return 0;
 }
@@ -364,7 +385,7 @@ int ButtonOpenEvent(UIElement *element, UIMessage msg, int di, void *dp) {
 	return 0;
 }
 
-void PreviewUpdate(UIImageDisplay *img_disp) {
+void PreviewUpdate(Animation *img, UIImageDisplay *img_disp) {
 	// gen new spritesheet and refresh the preview
 	Spritesheet ss = GenSpritesheet(img, cols);
 	//printf("spritesheet width: %d, height: %d, stride: %d, len: %zu\n", ss.width, ss.height, ss.stride, ss.len);
@@ -397,7 +418,7 @@ int SliderEvent(UIElement *element, UIMessage msg, int di, void *dp) {
 		if (new_cols > 0 && cols != new_cols) {
 			//printf("new_cols: %d\n", new_cols);
 			cols = new_cols;
-			PreviewUpdate(element->cp);
+			PreviewUpdate(img, element->cp);
 		}
 	}
 
@@ -413,6 +434,38 @@ int WinMainEvent(UIElement *element, UIMessage msg, int di, void *dp) {
 	return 0;
 }
 
+void ImageUnload(Animation **img) {
+	free((*img)->path);
+	free((*img)->dirname);
+	free((*img)->filename);
+	free(*img);
+	*img = NULL;
+}
+
+Animation * ImageLoad(const char *path) {
+	Animation *img = malloc(sizeof(Animation));
+	assert(img!=NULL);
+	bzero(img, sizeof(Animation));
+	img->path = realpath(path, NULL);
+	assert(img->path!=NULL);
+	printf("img->path: %s\n", img->path);
+	int r = WebpRead(img->path, img);
+	assert(r==0);
+
+	char *name_copy = strndup(img->path, PATH_MAX);
+	char *path_copy = strndup(img->path, PATH_MAX);
+	img->filename = strndup(basename(name_copy), NAME_MAX);
+	img->dirname = strndup(dirname(path_copy), PATH_MAX);
+	free(name_copy);
+	free(path_copy);
+
+	printf("[%s/%s]\ncols: %d\ndimensions: %dx%dpx\nframes: %d\n", img->dirname, img->filename, cols, img->width, img->height, img->frame_count);
+
+	//UILabelSetContent(lbl_title, img->path, -1);
+
+	return img;
+}
+
 #ifdef UI_LINUX
 int main(int argc, const char **argv) {
 #else
@@ -439,46 +492,16 @@ int WinMain(HINSTANCE instance, HINSTANCE previousInstance, LPSTR commandLine, i
 	UIButton *btn_exit = UIButtonCreate(&panelh->e, 0, "Close", -1);
 	btn_exit->e.messageUser = ButtonCloseEvent;
 
-	UIImageDisplay *img_disp = UIImageDisplayCreate(&panelv->e, UI_ELEMENT_V_FILL|UI_ELEMENT_H_FILL|UI_IMAGE_DISPLAY_INTERACTIVE|_UI_IMAGE_DISPLAY_ZOOM_FIT, NULL, 0, 0, 0);
+	img_disp = UIImageDisplayCreate(&panelv->e, UI_ELEMENT_V_FILL|UI_ELEMENT_H_FILL|UI_IMAGE_DISPLAY_INTERACTIVE|_UI_IMAGE_DISPLAY_ZOOM_FIT, NULL, 0, 0, 0);
 	img_disp->e.cp = label;
 	slider->e.messageUser = SliderEvent;
 	slider->e.cp = img_disp;
 
-	if (argc < 2) {
-		printf("Usage: %s anim_file.webp\n", argc>0?argv[0]:"emote2ss_gui");
-		return 0;
+	if (argc > 1) {
+		img = ImageLoad(argv[1]);
+		assert(img!=NULL);
+		PreviewUpdate(img, img_disp);
 	}
 
-	img = malloc(sizeof(Animation));
-	assert(img!=NULL);
-	bzero(img, sizeof(Animation));
-	img->path = realpath(argv[1], NULL);
-	assert(img->path!=NULL);
-	printf("img->path: %s\n", img->path);
-	int r = WebpRead(img->path, img);
-	assert(r==0);
-
-	UILabelSetContent(lbl_title, img->path, -1);
-
-	char *name_copy = strndup(img->path, PATH_MAX);
-	char *path_copy = strndup(img->path, PATH_MAX);
-	img->filename = strndup(basename(name_copy), NAME_MAX);
-	img->dirname = strndup(dirname(path_copy), PATH_MAX);
-	free(name_copy);
-	free(path_copy);
-
-	char out_name[strlen(img->filename)+7];
-	int n = snprintf(out_name, NAME_MAX, "atlas_%s", img->filename);
-	assert(n>0);
-	printf("[%s/%s -> %s]\ncols: %d\ndimensions: %dx%dpx\nframes: %d\n", img->dirname, img->filename, out_name, cols, img->width, img->height, img->frame_count);
-
-	PreviewUpdate(img_disp);
-
-	//@todo cleanup on new image load!
-	//free(img->path);
-	//free(img->dirname);
-	//free(img->filename);
-	//free(img);
-
 	return UIMessageLoop();
 }