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Apply output transformation to pointer events in Wayland backend

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emersion 2017-10-31 18:00:33 +01:00
parent c7c0d34e92
commit 0beae99188
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GPG key ID: 0FDE7BE0E88F5E48
4 changed files with 85 additions and 40 deletions
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54
types/wlr_output.c
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@ -500,3 +500,57 @@ void wlr_output_cursor_destroy(struct wlr_output_cursor *cursor) {
wl_list_remove(&cursor->link);
free(cursor);
}
void wlr_output_transform_apply_to_box(enum wl_output_transform transform,
struct wlr_box *box, struct wlr_box *dest) {
switch (transform) {
case WL_OUTPUT_TRANSFORM_NORMAL:
case WL_OUTPUT_TRANSFORM_180:
case WL_OUTPUT_TRANSFORM_FLIPPED:
case WL_OUTPUT_TRANSFORM_FLIPPED_180:
dest->width = box->width;
dest->height = box->height;
break;
case WL_OUTPUT_TRANSFORM_90:
case WL_OUTPUT_TRANSFORM_270:
case WL_OUTPUT_TRANSFORM_FLIPPED_90:
case WL_OUTPUT_TRANSFORM_FLIPPED_270:
dest->width = box->height;
dest->height = box->width;
break;
}
switch (transform) {
case WL_OUTPUT_TRANSFORM_NORMAL:
dest->x = box->x;
dest->y = box->y;
break;
case WL_OUTPUT_TRANSFORM_90:
dest->x = box->y;
dest->y = box->width - box->x;
break;
case WL_OUTPUT_TRANSFORM_180:
dest->x = box->width - box->x;
dest->y = box->height - box->y;
break;
case WL_OUTPUT_TRANSFORM_270:
dest->x = box->height - box->y;
dest->y = box->x;
break;
case WL_OUTPUT_TRANSFORM_FLIPPED:
dest->x = box->width - box->x;
dest->y = box->y;
break;
case WL_OUTPUT_TRANSFORM_FLIPPED_90:
dest->x = box->y;
dest->y = box->x;
break;
case WL_OUTPUT_TRANSFORM_FLIPPED_180:
dest->x = box->x;
dest->y = box->height - box->y;
break;
case WL_OUTPUT_TRANSFORM_FLIPPED_270:
dest->x = box->height - box->y;
dest->y = box->width - box->x;
}
}