Nikolay Sivov : dwrite: Added a range data header to distinguish range kinds.
Module: wine Branch: master Commit: 6d87a451a2942aada61f933b3f9a621589bbbb24 URL: http://source.winehq.org/git/wine.git/?a=commit;h=6d87a451a2942aada61f933b3f... Author: Nikolay Sivov <nsivov(a)codeweavers.com> Date: Thu Jun 4 13:37:01 2015 +0300 dwrite: Added a range data header to distinguish range kinds. --- dlls/dwrite/layout.c | 44 +++++++++++++++++++++++++++----------------- 1 file changed, 27 insertions(+), 17 deletions(-) diff --git a/dlls/dwrite/layout.c b/dlls/dwrite/layout.c index 8f42433..1e70cf1 100644 --- a/dlls/dwrite/layout.c +++ b/dlls/dwrite/layout.c @@ -93,8 +93,17 @@ struct layout_range_attr_value { } u; }; -struct layout_range { +enum layout_range_kind { + LAYOUT_RANGE_REGULAR +}; + +struct layout_range_header { struct list entry; + enum layout_range_kind kind; +}; + +struct layout_range { + struct layout_range_header h; DWRITE_TEXT_RANGE range; DWRITE_FONT_WEIGHT weight; DWRITE_FONT_STYLE style; @@ -545,7 +554,7 @@ static HRESULT layout_compute_runs(struct dwrite_textlayout *layout) if (FAILED(hr)) return hr; - LIST_FOR_EACH_ENTRY(range, &layout->ranges, struct layout_range, entry) { + LIST_FOR_EACH_ENTRY(range, &layout->ranges, struct layout_range, h.entry) { /* inline objects override actual text in a range */ if (range->object) { hr = layout_update_breakpoints_range(layout, range); @@ -1056,6 +1065,7 @@ static struct layout_range *alloc_layout_range(struct dwrite_textlayout *layout, range = heap_alloc(sizeof(*range)); if (!range) return NULL; + range->h.kind = LAYOUT_RANGE_REGULAR; range->range = *r; range->weight = layout->format.weight; range->style = layout->format.style; @@ -1125,8 +1135,8 @@ static void free_layout_range(struct layout_range *range) static void free_layout_ranges_list(struct dwrite_textlayout *layout) { struct layout_range *cur, *cur2; - LIST_FOR_EACH_ENTRY_SAFE(cur, cur2, &layout->ranges, struct layout_range, entry) { - list_remove(&cur->entry); + LIST_FOR_EACH_ENTRY_SAFE(cur, cur2, &layout->ranges, struct layout_range, h.entry) { + list_remove(&cur->h.entry); free_layout_range(cur); } } @@ -1135,7 +1145,7 @@ static struct layout_range *find_outer_range(struct dwrite_textlayout *layout, c { struct layout_range *cur; - LIST_FOR_EACH_ENTRY(cur, &layout->ranges, struct layout_range, entry) { + LIST_FOR_EACH_ENTRY(cur, &layout->ranges, struct layout_range, h.entry) { if (cur->range.startPosition > range->startPosition) return NULL; @@ -1154,7 +1164,7 @@ static struct layout_range *get_layout_range_by_pos(struct dwrite_textlayout *la { struct layout_range *cur; - LIST_FOR_EACH_ENTRY(cur, &layout->ranges, struct layout_range, entry) { + LIST_FOR_EACH_ENTRY(cur, &layout->ranges, struct layout_range, h.entry) { DWRITE_TEXT_RANGE *r = &cur->range; if (r->startPosition <= pos && pos < r->startPosition + r->length) return cur; @@ -1279,7 +1289,7 @@ static HRESULT set_layout_range_attr(struct dwrite_textlayout *layout, enum layo if (!left) return E_OUTOFMEMORY; changed = set_layout_range_attrval(left, attr, value); - list_add_before(&outer->entry, &left->entry); + list_add_before(&outer->h.entry, &left->h.entry); outer->range.startPosition += value->range.length; outer->range.length -= value->range.length; goto done; @@ -1291,7 +1301,7 @@ static HRESULT set_layout_range_attr(struct dwrite_textlayout *layout, enum layo if (!right) return E_OUTOFMEMORY; changed = set_layout_range_attrval(right, attr, value); - list_add_after(&outer->entry, &right->entry); + list_add_after(&outer->h.entry, &right->h.entry); outer->range.length -= value->range.length; goto done; } @@ -1315,8 +1325,8 @@ static HRESULT set_layout_range_attr(struct dwrite_textlayout *layout, enum layo /* new part */ set_layout_range_attrval(cur, attr, value); - list_add_after(&outer->entry, &cur->entry); - list_add_after(&cur->entry, &right->entry); + list_add_after(&outer->h.entry, &cur->h.entry); + list_add_after(&cur->h.entry, &right->h.entry); return S_OK; } @@ -1332,14 +1342,14 @@ static HRESULT set_layout_range_attr(struct dwrite_textlayout *layout, enum layo left->range.length -= r.length; cur = alloc_layout_range_from(left, &r); changed = set_layout_range_attrval(cur, attr, value); - list_add_after(&left->entry, &cur->entry); + list_add_after(&left->h.entry, &cur->h.entry); } - cur = LIST_ENTRY(list_next(ranges, &left->entry), struct layout_range, entry); + cur = LIST_ENTRY(list_next(ranges, &left->h.entry), struct layout_range, h.entry); /* for all existing ranges covered by new one update value */ while (is_in_layout_range(&value->range, &cur->range)) { changed = set_layout_range_attrval(cur, attr, value); - cur = LIST_ENTRY(list_next(ranges, &cur->entry), struct layout_range, entry); + cur = LIST_ENTRY(list_next(ranges, &cur->h.entry), struct layout_range, h.entry); } /* it's possible rightmost range intersects */ @@ -1350,7 +1360,7 @@ static HRESULT set_layout_range_attr(struct dwrite_textlayout *layout, enum layo changed = set_layout_range_attrval(left, attr, value); cur->range.startPosition += left->range.length; cur->range.length -= left->range.length; - list_add_before(&cur->entry, &left->entry); + list_add_before(&cur->h.entry, &left->h.entry); } done: @@ -1360,9 +1370,9 @@ done: layout->recompute = RECOMPUTE_EVERYTHING; i = list_head(ranges); while ((next = list_next(ranges, i))) { - struct layout_range *next_range = LIST_ENTRY(next, struct layout_range, entry); + struct layout_range *next_range = LIST_ENTRY(next, struct layout_range, h.entry); - cur = LIST_ENTRY(i, struct layout_range, entry); + cur = LIST_ENTRY(i, struct layout_range, h.entry); if (is_same_layout_attributes(cur, next_range)) { /* remove similar range */ cur->range.length += next_range->range.length; @@ -3098,7 +3108,7 @@ static HRESULT init_textlayout(const WCHAR *str, UINT32 len, IDWriteTextFormat * goto fail; } - list_add_head(&layout->ranges, &range->entry); + list_add_head(&layout->ranges, &range->h.entry); return S_OK; fail:
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Alexandre Julliard