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36 lines
1.2 KiB
C
36 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#ifndef LABWC_BOX_H
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#define LABWC_BOX_H
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#include <wlr/util/box.h>
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bool box_intersects(struct wlr_box *box_a, struct wlr_box *box_b);
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/* Returns the bounding box of 2 boxes */
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void box_union(struct wlr_box *box_dest, struct wlr_box *box_a,
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struct wlr_box *box_b);
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/*
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* Centers a content box (width & height) within a reference box,
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* limiting it (if possible) to not extend outside a bounding box.
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*
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* The reference box and bounding box are often the same but could be
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* different (e.g. when centering a view within its parent but limiting
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* to usable output area).
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*/
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void box_center(int width, int height, const struct wlr_box *ref,
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const struct wlr_box *bound, int *x, int *y);
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/*
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* Fits and centers a content box (width & height) within a bounding box.
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* The content box is downscaled if necessary (preserving aspect ratio) but
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* not upscaled.
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*
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* The returned x & y coordinates are the centered content position
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* relative to the top-left corner of the bounding box.
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*/
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struct wlr_box box_fit_within(int width, int height, struct wlr_box *bound);
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struct wlr_fbox box_to_fbox(struct wlr_box *box);
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#endif /* LABWC_BOX_H */
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