1/* 2 * Copyright (C) 2013 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31#include "config.h" 32#include "core/css/CSSGridTemplateAreasValue.h" 33 34#include "wtf/text/StringBuilder.h" 35 36namespace blink { 37 38CSSGridTemplateAreasValue::CSSGridTemplateAreasValue(const NamedGridAreaMap& gridAreaMap, size_t rowCount, size_t columnCount) 39 : CSSValue(GridTemplateAreasClass) 40 , m_gridAreaMap(gridAreaMap) 41 , m_rowCount(rowCount) 42 , m_columnCount(columnCount) 43{ 44 ASSERT(m_rowCount); 45 ASSERT(m_columnCount); 46} 47 48static String stringForPosition(const NamedGridAreaMap& gridAreaMap, size_t row, size_t column) 49{ 50 Vector<String> candidates; 51 52 NamedGridAreaMap::const_iterator end = gridAreaMap.end(); 53 for (NamedGridAreaMap::const_iterator it = gridAreaMap.begin(); it != end; ++it) { 54 const GridCoordinate& coordinate = it->value; 55 if (row >= coordinate.rows.resolvedInitialPosition.toInt() && row <= coordinate.rows.resolvedFinalPosition.toInt()) 56 candidates.append(it->key); 57 } 58 59 end = gridAreaMap.end(); 60 for (NamedGridAreaMap::const_iterator it = gridAreaMap.begin(); it != end; ++it) { 61 const GridCoordinate& coordinate = it->value; 62 if (column >= coordinate.columns.resolvedInitialPosition.toInt() && column <= coordinate.columns.resolvedFinalPosition.toInt() && candidates.contains(it->key)) 63 return it->key; 64 } 65 66 return "."; 67} 68 69String CSSGridTemplateAreasValue::customCSSText() const 70{ 71 StringBuilder builder; 72 for (size_t row = 0; row < m_rowCount; ++row) { 73 builder.append('\"'); 74 for (size_t column = 0; column < m_columnCount; ++column) { 75 builder.append(stringForPosition(m_gridAreaMap, row, column)); 76 if (column != m_columnCount - 1) 77 builder.append(' '); 78 } 79 builder.append('\"'); 80 if (row != m_rowCount - 1) 81 builder.append(' '); 82 } 83 return builder.toString(); 84} 85 86} // namespace blink 87