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| author | P. J. McDermott <pj@pehjota.net> | 2021-08-06 19:37:06 (EDT) |
|---|---|---|
| committer | P. J. McDermott <pj@pehjota.net> | 2021-08-06 19:37:06 (EDT) |
| commit | 67ec83b3a6a59567421ebec8bdbc985645fbba90 (patch) | |
| tree | 7d32da0362d3ce713b02a98182a8c4ac3bea6498 /src/tk | |
| parent | 6d43b932c0af090dc4cb89ce0e494c4cfd3c4f7d (diff) | |
| download | mazefight-67ec83b3a6a59567421ebec8bdbc985645fbba90.zip mazefight-67ec83b3a6a59567421ebec8bdbc985645fbba90.tar.gz mazefight-67ec83b3a6a59567421ebec8bdbc985645fbba90.tar.bz2 | |
tk: Handle zero-width text rendering
Fixes:
ERROR: Couldn't create surface: Text has zero width
Diffstat (limited to 'src/tk')
| -rw-r--r-- | src/tk/text.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/src/tk/text.c b/src/tk/text.c index 1cbeb50..5d61682 100644 --- a/src/tk/text.c +++ b/src/tk/text.c @@ -193,7 +193,8 @@ _mftk_text_render(struct mftk_widget *w, SDL_Renderer *renderer, int x, int y) SDL_Rect rect; int cur_x; - if (t->texture == NULL && _mftk_text_render_val(t, renderer) < 0) { + if (t->val[0] != '\0' && t->texture == NULL && + _mftk_text_render_val(t, renderer) < 0) { return -1; } @@ -206,9 +207,14 @@ _mftk_text_render(struct mftk_widget *w, SDL_Renderer *renderer, int x, int y) t->curval[t->cur] = '\0'; TTF_SizeUTF8(t->font, t->curval, &cur_x, NULL); - if (SDL_RenderCopy(renderer, t->texture, NULL, &rect) < 0 || - SDL_SetRenderDrawColor(renderer, - t->color->r, t->color->g, + if (t->val[0] != '\0' && + SDL_RenderCopy(renderer, t->texture, NULL, &rect) < 0) { + SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, + "Couldn't render widget: %s", + SDL_GetError()); + return -1; + } + if (SDL_SetRenderDrawColor(renderer, t->color->r, t->color->g, t->color->b, t->color->a) < 0 || SDL_RenderDrawLine(renderer, x, y + w->h, x + w->w, y + w->h) < 0) { |