58719ebd7f
It was confusing with ScrollSnapInfo::SnapTarget. Differential Revision: https://phabricator.services.mozilla.com/D184334
42 lines
1.1 KiB
C++
42 lines
1.1 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#ifndef mozilla_ScrollSnapTargetId_h_
|
|
#define mozilla_ScrollSnapTargetId_h_
|
|
|
|
#include <cstdint>
|
|
#include "nsPoint.h"
|
|
#include "nsTArray.h"
|
|
#include "Units.h"
|
|
|
|
namespace mozilla {
|
|
|
|
// The id for each scroll snap target element to track the last snapped element.
|
|
// 0 means it wasn't snapped on the last scroll operation.
|
|
enum class ScrollSnapTargetId : uintptr_t {
|
|
None = 0,
|
|
};
|
|
|
|
struct ScrollSnapTargetIds {
|
|
CopyableTArray<ScrollSnapTargetId> mIdsOnX;
|
|
CopyableTArray<ScrollSnapTargetId> mIdsOnY;
|
|
bool operator==(const ScrollSnapTargetIds& aOther) const {
|
|
return mIdsOnX == aOther.mIdsOnX && mIdsOnY == aOther.mIdsOnY;
|
|
}
|
|
};
|
|
|
|
struct SnapDestination {
|
|
nsPoint mPosition;
|
|
ScrollSnapTargetIds mTargetIds;
|
|
};
|
|
|
|
struct CSSSnapDestination {
|
|
CSSPoint mPosition;
|
|
ScrollSnapTargetIds mTargetIds;
|
|
};
|
|
|
|
} // namespace mozilla
|
|
|
|
#endif // mozilla_ScrollSnapTargetId_h_
|