GridLines.h (1973B)
1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */ 3 /* This Source Code Form is subject to the terms of the Mozilla Public 4 * License, v. 2.0. If a copy of the MPL was not distributed with this 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 6 7 #ifndef mozilla_dom_GridLines_h 8 #define mozilla_dom_GridLines_h 9 10 #include "nsCoord.h" 11 #include "nsTArray.h" 12 #include "nsWrapperCache.h" 13 14 class nsAtom; 15 16 namespace mozilla { 17 18 struct ComputedGridTrackInfo; 19 struct ComputedGridLineInfo; 20 21 namespace dom { 22 23 class GridDimension; 24 class GridLine; 25 class GridArea; 26 27 class GridLines : public nsISupports, public nsWrapperCache { 28 public: 29 explicit GridLines(GridDimension* aParent); 30 31 protected: 32 virtual ~GridLines(); 33 34 public: 35 NS_DECL_CYCLE_COLLECTING_ISUPPORTS 36 NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(GridLines) 37 38 virtual JSObject* WrapObject(JSContext* aCx, 39 JS::Handle<JSObject*> aGivenProto) override; 40 GridDimension* GetParentObject() { return mParent; } 41 42 uint32_t Length() const; 43 GridLine* Item(uint32_t aIndex); 44 GridLine* IndexedGetter(uint32_t aIndex, bool& aFound); 45 46 void SetLineInfo(const ComputedGridTrackInfo* aTrackInfo, 47 const ComputedGridLineInfo* aLineInfo, 48 const nsTArray<RefPtr<GridArea>>& aAreas, bool aIsRow); 49 50 protected: 51 uint32_t AppendRemovedAutoFits(const ComputedGridTrackInfo* aTrackInfo, 52 const ComputedGridLineInfo* aLineInfo, 53 nscoord aLastTrackEdge, uint32_t& aRepeatIndex, 54 uint32_t aNumRepeatTracks, 55 uint32_t aNumLeadingTracks, 56 nsTArray<RefPtr<nsAtom>>& aLineNames); 57 58 RefPtr<GridDimension> mParent; 59 nsTArray<RefPtr<GridLine>> mLines; 60 }; 61 62 } // namespace dom 63 } // namespace mozilla 64 65 #endif /* mozilla_dom_GridLines_h */