CollapsedBorderValue RenderTableCell::collapsedAfterBorder() const { RenderTable* table = this->table(); // For after border, we need to check, in order of precedence: // (1) Our after border. int before = CSSProperty::resolveDirectionAwareProperty(CSSPropertyWebkitBorderBeforeColor, table->style()->direction(), table->style()->writingMode()); int after = CSSProperty::resolveDirectionAwareProperty(CSSPropertyWebkitBorderAfterColor, table->style()->direction(), table->style()->writingMode()); CollapsedBorderValue result = CollapsedBorderValue(&style()->borderAfter(), style()->visitedDependentColor(after), BCELL); RenderTableCell* nextCell = table->cellBelow(this); if (nextCell) { // (2) An after cell's before border. result = chooseBorder(result, CollapsedBorderValue(&nextCell->style()->borderBefore(), nextCell->style()->visitedDependentColor(before), BCELL)); if (!result.exists()) return result; } // (3) Our row's after border. (FIXME: Deal with rowspan!) result = chooseBorder(result, CollapsedBorderValue(&parent()->style()->borderAfter(), parent()->style()->visitedDependentColor(after), BROW)); if (!result.exists()) return result; // (4) The next row's before border. if (nextCell) { result = chooseBorder(result, CollapsedBorderValue(&nextCell->parent()->style()->borderBefore(), nextCell->parent()->style()->visitedDependentColor(before), BROW)); if (!result.exists()) return result; } // Now check row groups. RenderTableSection* currSection = section(); if (row() + rowSpan() >= currSection->numRows()) { // (5) Our row group's after border. result = chooseBorder(result, CollapsedBorderValue(&currSection->style()->borderAfter(), currSection->style()->visitedDependentColor(after), BROWGROUP)); if (!result.exists()) return result; // (6) Following row group's before border. currSection = table->sectionBelow(currSection); if (currSection) { result = chooseBorder(result, CollapsedBorderValue(&currSection->style()->borderBefore(), currSection->style()->visitedDependentColor(before), BROWGROUP)); if (!result.exists()) return result; } } if (!currSection) { // (8) Our column and column group's after borders. RenderTableCol* colElt = table->colElement(col()); if (colElt) { result = chooseBorder(result, CollapsedBorderValue(&colElt->style()->borderAfter(), colElt->style()->visitedDependentColor(after), BCOL)); if (!result.exists()) return result; if (colElt->parent()->isTableCol()) { result = chooseBorder(result, CollapsedBorderValue(&colElt->parent()->style()->borderAfter(), colElt->parent()->style()->visitedDependentColor(after), BCOLGROUP)); if (!result.exists()) return result; } } // (9) The table's after border. result = chooseBorder(result, CollapsedBorderValue(&table->style()->borderAfter(), table->style()->visitedDependentColor(after), BTABLE)); if (!result.exists()) return result; } return result; }
CollapsedBorderValue RenderTableCell::collapsedBeforeBorder() const { RenderTable* table = this->table(); // For before border, we need to check, in order of precedence: // (1) Our before border. int before = CSSProperty::resolveDirectionAwareProperty(CSSPropertyWebkitBorderBeforeColor, table->style()->direction(), table->style()->writingMode()); int after = CSSProperty::resolveDirectionAwareProperty(CSSPropertyWebkitBorderAfterColor, table->style()->direction(), table->style()->writingMode()); CollapsedBorderValue result = CollapsedBorderValue(&style()->borderBefore(), style()->visitedDependentColor(before), BCELL); RenderTableCell* prevCell = table->cellAbove(this); if (prevCell) { // (2) A before cell's after border. result = chooseBorder(CollapsedBorderValue(&prevCell->style()->borderAfter(), prevCell->style()->visitedDependentColor(after), BCELL), result); if (!result.exists()) return result; } // (3) Our row's before border. result = chooseBorder(result, CollapsedBorderValue(&parent()->style()->borderBefore(), parent()->style()->visitedDependentColor(before), BROW)); if (!result.exists()) return result; // (4) The previous row's after border. if (prevCell) { RenderObject* prevRow = 0; if (prevCell->section() == section()) prevRow = parent()->previousSibling(); else prevRow = prevCell->section()->lastChild(); if (prevRow) { result = chooseBorder(CollapsedBorderValue(&prevRow->style()->borderAfter(), prevRow->style()->visitedDependentColor(after), BROW), result); if (!result.exists()) return result; } } // Now check row groups. RenderTableSection* currSection = section(); if (!row()) { // (5) Our row group's before border. result = chooseBorder(result, CollapsedBorderValue(&currSection->style()->borderBefore(), currSection->style()->visitedDependentColor(before), BROWGROUP)); if (!result.exists()) return result; // (6) Previous row group's after border. currSection = table->sectionAbove(currSection); if (currSection) { result = chooseBorder(CollapsedBorderValue(&currSection->style()->borderAfter(), currSection->style()->visitedDependentColor(after), BROWGROUP), result); if (!result.exists()) return result; } } if (!currSection) { // (8) Our column and column group's before borders. RenderTableCol* colElt = table->colElement(col()); if (colElt) { result = chooseBorder(result, CollapsedBorderValue(&colElt->style()->borderBefore(), colElt->style()->visitedDependentColor(before), BCOL)); if (!result.exists()) return result; if (colElt->parent()->isTableCol()) { result = chooseBorder(result, CollapsedBorderValue(&colElt->parent()->style()->borderBefore(), colElt->parent()->style()->visitedDependentColor(before), BCOLGROUP)); if (!result.exists()) return result; } } // (9) The table's before border. result = chooseBorder(result, CollapsedBorderValue(&table->style()->borderBefore(), table->style()->visitedDependentColor(before), BTABLE)); if (!result.exists()) return result; } return result; }
CollapsedBorderValue RenderTableCell::collapsedStartBorder() const { RenderTable* table = this->table(); bool isStartColumn = col() == 0; // For the start border, we need to check, in order of precedence: // (1) Our start border. int start = CSSProperty::resolveDirectionAwareProperty(CSSPropertyWebkitBorderStartColor, table->style()->direction(), table->style()->writingMode()); int end = CSSProperty::resolveDirectionAwareProperty(CSSPropertyWebkitBorderEndColor, table->style()->direction(), table->style()->writingMode()); CollapsedBorderValue result(&style()->borderStart(), style()->visitedDependentColor(start), BCELL); // (2) The end border of the preceding cell. if (RenderTableCell* prevCell = table->cellBefore(this)) { CollapsedBorderValue prevCellBorder = CollapsedBorderValue(&prevCell->style()->borderEnd(), prevCell->style()->visitedDependentColor(end), BCELL); result = chooseBorder(prevCellBorder, result); if (!result.exists()) return result; } else if (isStartColumn) { // (3) Our row's start border. result = chooseBorder(result, CollapsedBorderValue(&parent()->style()->borderStart(), parent()->style()->visitedDependentColor(start), BROW)); if (!result.exists()) return result; // (4) Our row group's start border. result = chooseBorder(result, CollapsedBorderValue(§ion()->style()->borderStart(), section()->style()->visitedDependentColor(start), BROWGROUP)); if (!result.exists()) return result; } // (5) Our column and column group's start borders. bool startColEdge; bool endColEdge; RenderTableCol* colElt = table->colElement(col(), &startColEdge, &endColEdge); if (colElt && startColEdge) { result = chooseBorder(result, CollapsedBorderValue(&colElt->style()->borderStart(), colElt->style()->visitedDependentColor(start), BCOL)); if (!result.exists()) return result; if (colElt->parent()->isTableCol() && !colElt->previousSibling()) { result = chooseBorder(result, CollapsedBorderValue(&colElt->parent()->style()->borderStart(), colElt->parent()->style()->visitedDependentColor(start), BCOLGROUP)); if (!result.exists()) return result; } } // (6) The end border of the preceding column. if (!isStartColumn) { colElt = table->colElement(col() -1, &startColEdge, &endColEdge); if (colElt && endColEdge) { CollapsedBorderValue endBorder = CollapsedBorderValue(&colElt->style()->borderEnd(), colElt->style()->visitedDependentColor(end), BCOL); result = chooseBorder(endBorder, result); if (!result.exists()) return result; } } else { // (7) The table's start border. result = chooseBorder(result, CollapsedBorderValue(&table->style()->borderStart(), table->style()->visitedDependentColor(start), BTABLE)); if (!result.exists()) return result; } return result; }
CollapsedBorderValue RenderTableCell::collapsedEndBorder() const { RenderTable* table = this->table(); bool isEndColumn = table->colToEffCol(col() + colSpan() - 1) == table->numEffCols() - 1; // For end border, we need to check, in order of precedence: // (1) Our end border. int start = CSSProperty::resolveDirectionAwareProperty(CSSPropertyWebkitBorderStartColor, table->style()->direction(), table->style()->writingMode()); int end = CSSProperty::resolveDirectionAwareProperty(CSSPropertyWebkitBorderEndColor, table->style()->direction(), table->style()->writingMode()); CollapsedBorderValue result = CollapsedBorderValue(&style()->borderEnd(), style()->visitedDependentColor(end), BCELL); // (2) The start border of the following cell. if (!isEndColumn) { RenderTableCell* nextCell = table->cellAfter(this); if (nextCell && nextCell->style()) { CollapsedBorderValue startBorder = CollapsedBorderValue(&nextCell->style()->borderStart(), nextCell->style()->visitedDependentColor(start), BCELL); result = chooseBorder(result, startBorder); if (!result.exists()) return result; } } else { // (3) Our row's end border. result = chooseBorder(result, CollapsedBorderValue(&parent()->style()->borderEnd(), parent()->style()->visitedDependentColor(end), BROW)); if (!result.exists()) return result; // (4) Our row group's end border. result = chooseBorder(result, CollapsedBorderValue(§ion()->style()->borderEnd(), section()->style()->visitedDependentColor(end), BROWGROUP)); if (!result.exists()) return result; } // (5) Our column and column group's end borders. bool startColEdge; bool endColEdge; RenderTableCol* colElt = table->colElement(col() + colSpan() - 1, &startColEdge, &endColEdge); if (colElt && endColEdge) { result = chooseBorder(result, CollapsedBorderValue(&colElt->style()->borderEnd(), colElt->style()->visitedDependentColor(end), BCOL)); if (!result.exists()) return result; if (colElt->parent()->isTableCol() && !colElt->nextSibling()) { result = chooseBorder(result, CollapsedBorderValue(&colElt->parent()->style()->borderEnd(), colElt->parent()->style()->visitedDependentColor(end), BCOLGROUP)); if (!result.exists()) return result; } } // (6) The start border of the next column. if (!isEndColumn) { colElt = table->colElement(col() + colSpan(), &startColEdge, &endColEdge); if (colElt && startColEdge) { CollapsedBorderValue startBorder = CollapsedBorderValue(&colElt->style()->borderStart(), colElt->style()->visitedDependentColor(start), BCOL); result = chooseBorder(result, startBorder); if (!result.exists()) return result; } } else { // (7) The table's end border. result = chooseBorder(result, CollapsedBorderValue(&table->style()->borderEnd(), table->style()->visitedDependentColor(end), BTABLE)); if (!result.exists()) return result; } return result; }
CollapsedBorderValue RenderTableCell::collapsedRightBorder(bool rtl) const { RenderTable* tableElt = table(); bool rightmostColumn; if (rtl) rightmostColumn = col() == 0; else { int effCol = tableElt->colToEffCol(col() + colSpan() - 1); rightmostColumn = effCol == tableElt->numEffCols() - 1; } // For border right, we need to check, in order of precedence: // (1) Our right border. CollapsedBorderValue result = CollapsedBorderValue(&style()->borderRight(), BCELL); // (2) The left border of the cell to the right. if (!rightmostColumn) { RenderTableCell* nextCell = rtl ? tableElt->cellBefore(this) : tableElt->cellAfter(this); if (nextCell && nextCell->style()) { result = rtl ? compareBorders(CollapsedBorderValue(&nextCell->style()->borderLeft(), BCELL), result) : compareBorders(result, CollapsedBorderValue(&nextCell->style()->borderLeft(), BCELL)); if (!result.exists()) return result; } } else { // (3) Our row's right border. result = compareBorders(result, CollapsedBorderValue(&parent()->style()->borderRight(), BROW)); if (!result.exists()) return result; // (4) Our row group's right border. result = compareBorders(result, CollapsedBorderValue(§ion()->style()->borderRight(), BROWGROUP)); if (!result.exists()) return result; } // (5) Our column and column group's right borders. bool startColEdge; bool endColEdge; RenderTableCol* colElt = tableElt->colElement(col() + (rtl ? 0 : colSpan() - 1), &startColEdge, &endColEdge); if (colElt && (!rtl ? endColEdge : startColEdge)) { result = compareBorders(result, CollapsedBorderValue(&colElt->style()->borderRight(), BCOL)); if (!result.exists()) return result; if (colElt->parent()->isTableCol() && (!rtl ? !colElt->nextSibling() : !colElt->previousSibling())) { result = compareBorders(result, CollapsedBorderValue(&colElt->parent()->style()->borderRight(), BCOLGROUP)); if (!result.exists()) return result; } } // (6) The left border of the column to the right. if (!rightmostColumn) { colElt = tableElt->colElement(col() + (rtl ? -1 : colSpan()), &startColEdge, &endColEdge); if (colElt && (!rtl ? startColEdge : endColEdge)) { result = rtl ? compareBorders(CollapsedBorderValue(&colElt->style()->borderLeft(), BCOL), result) : compareBorders(result, CollapsedBorderValue(&colElt->style()->borderLeft(), BCOL)); if (!result.exists()) return result; } } else { // (7) The table's right border. result = compareBorders(result, CollapsedBorderValue(&tableElt->style()->borderRight(), BTABLE)); if (!result.exists()) return result; } return result; }