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sixel: destroy all sixels when font size is decreased

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If changing the font size causes the cell size to decrease, either
horizontally or vertically (or both), then delete all sixels since the
grid space they allocated no longer is enough to hold the images.
This commit is contained in:
Daniel Eklöf 2020-06-29 21:53:29 +02:00
parent 2c4ebec4da
commit 8f5e6e85e0
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4 changed files with 37 additions and 1 deletions
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11
sixel.c
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@ -66,6 +66,17 @@ sixel_destroy(struct sixel *sixel)
sixel->data = NULL;
}
void
sixel_destroy_all(struct terminal *term)
{
tll_foreach(term->normal.sixel_images, it)
sixel_destroy(&it->item);
tll_foreach(term->alt.sixel_images, it)
sixel_destroy(&it->item);
tll_free(term->normal.sixel_images);
tll_free(term->alt.sixel_images);
}
static void
sixel_erase(struct terminal *term, struct sixel *sixel)
{