Index: Source/core/layout/style/GridCoordinate.h |
diff --git a/Source/core/layout/style/GridCoordinate.h b/Source/core/layout/style/GridCoordinate.h |
deleted file mode 100644 |
index 3a4f8056458066d8b2e8258e4564f434cc8e6976..0000000000000000000000000000000000000000 |
--- a/Source/core/layout/style/GridCoordinate.h |
+++ /dev/null |
@@ -1,190 +0,0 @@ |
-/* |
- * Copyright (C) 2013 Google Inc. All rights reserved. |
- * |
- * Redistribution and use in source and binary forms, with or without |
- * modification, are permitted provided that the following conditions are |
- * met: |
- * |
- * * Redistributions of source code must retain the above copyright |
- * notice, this list of conditions and the following disclaimer. |
- * * Redistributions in binary form must reproduce the above |
- * copyright notice, this list of conditions and the following disclaimer |
- * in the documentation and/or other materials provided with the |
- * distribution. |
- * * Neither the name of Google Inc. nor the names of its |
- * contributors may be used to endorse or promote products derived from |
- * this software without specific prior written permission. |
- * |
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
- */ |
- |
-#ifndef GridCoordinate_h |
-#define GridCoordinate_h |
- |
-#include "core/layout/style/GridResolvedPosition.h" |
-#include "wtf/HashMap.h" |
-#include "wtf/PassOwnPtr.h" |
-#include "wtf/text/WTFString.h" |
- |
-namespace blink { |
- |
-// Recommended maximum size for both explicit and implicit grids. |
-const size_t kGridMaxTracks = 1000000; |
- |
-// A span in a single direction (either rows or columns). Note that |resolvedInitialPosition| |
-// and |resolvedFinalPosition| are grid areas' indexes, NOT grid lines'. Iterating over the |
-// span should include both |resolvedInitialPosition| and |resolvedFinalPosition| to be correct. |
-struct GridSpan { |
- static PassOwnPtr<GridSpan> create(const GridResolvedPosition& resolvedInitialPosition, const GridResolvedPosition& resolvedFinalPosition) |
- { |
- return adoptPtr(new GridSpan(resolvedInitialPosition, resolvedFinalPosition)); |
- } |
- |
- static PassOwnPtr<GridSpan> createWithSpanAgainstOpposite(const GridResolvedPosition& resolvedOppositePosition, const GridPosition& position, GridPositionSide side) |
- { |
- // 'span 1' is contained inside a single grid track regardless of the direction. |
- // That's why the CSS span value is one more than the offset we apply. |
- size_t positionOffset = position.spanPosition() - 1; |
- if (side == ColumnStartSide || side == RowStartSide) { |
- GridResolvedPosition initialResolvedPosition = GridResolvedPosition(std::max<int>(0, resolvedOppositePosition.toInt() - positionOffset)); |
- return GridSpan::create(initialResolvedPosition, resolvedOppositePosition); |
- } |
- |
- return GridSpan::create(resolvedOppositePosition, GridResolvedPosition(resolvedOppositePosition.toInt() + positionOffset)); |
- } |
- |
- static PassOwnPtr<GridSpan> createWithNamedSpanAgainstOpposite(const GridResolvedPosition& resolvedOppositePosition, const GridPosition& position, GridPositionSide side, const Vector<size_t>& gridLines) |
- { |
- if (side == RowStartSide || side == ColumnStartSide) |
- return createWithInitialNamedSpanAgainstOpposite(resolvedOppositePosition, position, gridLines); |
- |
- return createWithFinalNamedSpanAgainstOpposite(resolvedOppositePosition, position, gridLines); |
- } |
- |
- static PassOwnPtr<GridSpan> createWithInitialNamedSpanAgainstOpposite(const GridResolvedPosition& resolvedOppositePosition, const GridPosition& position, const Vector<size_t>& gridLines) |
- { |
- // The grid line inequality needs to be strict (which doesn't match the after / end case) because |resolvedOppositePosition| |
- // is already converted to an index in our grid representation (ie one was removed from the grid line to account for the side). |
- size_t firstLineBeforeOppositePositionIndex = 0; |
- const size_t* firstLineBeforeOppositePosition = std::lower_bound(gridLines.begin(), gridLines.end(), resolvedOppositePosition.toInt()); |
- if (firstLineBeforeOppositePosition != gridLines.end()) { |
- if (*firstLineBeforeOppositePosition > resolvedOppositePosition.toInt() && firstLineBeforeOppositePosition != gridLines.begin()) |
- --firstLineBeforeOppositePosition; |
- |
- firstLineBeforeOppositePositionIndex = firstLineBeforeOppositePosition - gridLines.begin(); |
- } |
- |
- size_t gridLineIndex = std::max<int>(0, firstLineBeforeOppositePositionIndex - position.spanPosition() + 1); |
- GridResolvedPosition resolvedGridLinePosition = GridResolvedPosition(gridLines[gridLineIndex]); |
- if (resolvedGridLinePosition > resolvedOppositePosition) |
- resolvedGridLinePosition = resolvedOppositePosition; |
- return GridSpan::create(resolvedGridLinePosition, resolvedOppositePosition); |
- } |
- |
- static PassOwnPtr<GridSpan> createWithFinalNamedSpanAgainstOpposite(const GridResolvedPosition& resolvedOppositePosition, const GridPosition& position, const Vector<size_t>& gridLines) |
- { |
- size_t firstLineAfterOppositePositionIndex = gridLines.size() - 1; |
- const size_t* firstLineAfterOppositePosition = std::upper_bound(gridLines.begin(), gridLines.end(), resolvedOppositePosition.toInt()); |
- if (firstLineAfterOppositePosition != gridLines.end()) |
- firstLineAfterOppositePositionIndex = firstLineAfterOppositePosition - gridLines.begin(); |
- |
- size_t gridLineIndex = std::min(gridLines.size() - 1, firstLineAfterOppositePositionIndex + position.spanPosition() - 1); |
- GridResolvedPosition resolvedGridLinePosition = GridResolvedPosition::adjustGridPositionForAfterEndSide(gridLines[gridLineIndex]); |
- if (resolvedGridLinePosition < resolvedOppositePosition) |
- resolvedGridLinePosition = resolvedOppositePosition; |
- return GridSpan::create(resolvedOppositePosition, resolvedGridLinePosition); |
- } |
- |
- GridSpan(const GridResolvedPosition& resolvedInitialPosition, const GridResolvedPosition& resolvedFinalPosition) |
- : resolvedInitialPosition(std::min(resolvedInitialPosition.toInt(), kGridMaxTracks - 1)) |
- , resolvedFinalPosition(std::min(resolvedFinalPosition.toInt(), kGridMaxTracks)) |
- { |
- ASSERT(resolvedInitialPosition <= resolvedFinalPosition); |
- } |
- |
- bool operator==(const GridSpan& o) const |
- { |
- return resolvedInitialPosition == o.resolvedInitialPosition && resolvedFinalPosition == o.resolvedFinalPosition; |
- } |
- |
- size_t integerSpan() const |
- { |
- return resolvedFinalPosition.toInt() - resolvedInitialPosition.toInt() + 1; |
- } |
- |
- GridResolvedPosition resolvedInitialPosition; |
- GridResolvedPosition resolvedFinalPosition; |
- |
- typedef GridResolvedPosition iterator; |
- |
- iterator begin() const |
- { |
- return resolvedInitialPosition; |
- } |
- |
- iterator end() const |
- { |
- return resolvedFinalPosition.next(); |
- } |
-}; |
- |
-// This represents a grid area that spans in both rows' and columns' direction. |
-struct GridCoordinate { |
- // HashMap requires a default constuctor. |
- GridCoordinate() |
- : columns(0, 0) |
- , rows(0, 0) |
- { |
- } |
- |
- GridCoordinate(const GridSpan& r, const GridSpan& c) |
- : columns(c) |
- , rows(r) |
- { |
- } |
- |
- bool operator==(const GridCoordinate& o) const |
- { |
- return columns == o.columns && rows == o.rows; |
- } |
- |
- bool operator!=(const GridCoordinate& o) const |
- { |
- return !(*this == o); |
- } |
- |
- GridResolvedPosition positionForSide(GridPositionSide side) const |
- { |
- switch (side) { |
- case ColumnStartSide: |
- return columns.resolvedInitialPosition; |
- case ColumnEndSide: |
- return columns.resolvedFinalPosition; |
- case RowStartSide: |
- return rows.resolvedInitialPosition; |
- case RowEndSide: |
- return rows.resolvedFinalPosition; |
- } |
- ASSERT_NOT_REACHED(); |
- return 0; |
- } |
- |
- GridSpan columns; |
- GridSpan rows; |
-}; |
- |
-typedef HashMap<String, GridCoordinate> NamedGridAreaMap; |
- |
-} // namespace blink |
- |
-#endif // GridCoordinate_h |