# HG changeset patch
# User Mike Becker <universe@uap-core.de>
# Date 1754419091 -7200
# Node ID 0e0a0bf4f7e4ce01c7f654390bc301f966e121c7
# Parent  314353bcfd8285e39186acdbd5ef929f6311d8b7
fix wrong text length stored in asc_text_printf()

diff -r 314353bcfd82 -r 0e0a0bf4f7e4 src/text.c
--- a/src/text.c	Tue Aug 05 20:06:35 2025 +0200
+++ b/src/text.c	Tue Aug 05 20:38:11 2025 +0200
@@ -73,9 +73,8 @@
     };
     TTF_SetFontWrapAlignment(
             font, alignments[text->base.flags & ASC_TEXT_ALIGNMENT_MASK]);
-    // TODO: it looks like TTF_RenderText_Blended_Wrapped is broken in SDL 3
-    SDL_Surface *surface = TTF_RenderText_Blended(
-            font, text->text.ptr, text->text.length, asc_col_sdl(text->color)//, text->max_width
+    SDL_Surface *surface = TTF_RenderText_Blended_Wrapped(
+            font, text->text.ptr, text->text.length, asc_col_sdl(text->color), text->max_width
     );
     if (surface == NULL) {
         asc_error("Rendering TTF surface failed: %s", SDL_GetError());
@@ -210,15 +209,22 @@
         const char *format,
         ...
 ) {
+    size_t buflen = node->text.length + 1;
     va_list ap;
     va_start(ap, format);
-    cx_vsprintf(
+    int ret = cx_vsprintf(
             &node->text.ptr,
-            &node->text.length,
+            &buflen,
             format,
             ap
     );
     va_end(ap);
+    if (ret < 0) {
+        asc_wprintf("Unexpected error code when formatting text: %d", ret);
+        node->text.length = 0;
+    } else {
+        node->text.length = ret;
+    }
     asc_scene_node_update((AscSceneNode*)node);
 }