Java tutorial
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See the License for the specific language governing permissions and limitations under the License. ==================================================================== */ package org.apache.poi.xssf.usermodel.extensions; import java.util.Objects; import org.apache.poi.ss.usermodel.BorderStyle; import org.apache.poi.xssf.model.ThemesTable; import org.apache.poi.xssf.usermodel.IndexedColorMap; import org.apache.poi.xssf.usermodel.XSSFColor; import org.apache.poi.util.Internal; import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTBorder; import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTBorderPr; import org.openxmlformats.schemas.spreadsheetml.x2006.main.STBorderStyle; /** * This element contains border formatting information, specifying border definition formats (left, right, top, bottom, diagonal) * for cells in the workbook. * Color is optional. */ public class XSSFCellBorder { private final IndexedColorMap _indexedColorMap; private ThemesTable _theme; private final CTBorder border; /** * Creates a Cell Border from the supplied XML definition * @param border The ooxml object for the border * @param theme The related themes * @param colorMap The global map of colors */ public XSSFCellBorder(CTBorder border, ThemesTable theme, IndexedColorMap colorMap) { this.border = border; this._indexedColorMap = colorMap; this._theme = theme; } /** * Creates a Cell Border from the supplied XML definition * @param border The ooxml object for the border */ public XSSFCellBorder(CTBorder border) { this(border, null, null); } /** * * @param border The ooxml object for the border * @param colorMap The global map of colors */ public XSSFCellBorder(CTBorder border, IndexedColorMap colorMap) { this(border, null, colorMap); } /** * Creates a new, empty Cell Border. * You need to attach this to the Styles Table */ public XSSFCellBorder() { this(CTBorder.Factory.newInstance(), null, null); } /** * Records the Themes Table that is associated with * the current font, used when looking up theme * based colours and properties. */ public void setThemesTable(ThemesTable themes) { this._theme = themes; } /** * The enumeration value indicating the side being used for a cell border. */ public static enum BorderSide { TOP, RIGHT, BOTTOM, LEFT } /** * Returns the underlying XML bean. * * @return CTBorder */ @Internal public CTBorder getCTBorder() { return border; } /** * Get the type of border to use for the selected border * * @param side - - where to apply the color definition * @return borderstyle - the type of border to use. default value is NONE if border style is not set. * @see BorderStyle */ public BorderStyle getBorderStyle(BorderSide side) { CTBorderPr ctBorder = getBorder(side); STBorderStyle.Enum border = ctBorder == null ? STBorderStyle.NONE : ctBorder.getStyle(); return BorderStyle.values()[border.intValue() - 1]; } /** * Set the type of border to use for the selected border * * @param side - - where to apply the color definition * @param style - border style * @see BorderStyle */ public void setBorderStyle(BorderSide side, BorderStyle style) { getBorder(side, true).setStyle(STBorderStyle.Enum.forInt(style.ordinal() + 1)); } /** * Get the color to use for the selected border * * @param side - where to apply the color definition * @return color - color to use as XSSFColor. null if color is not set */ public XSSFColor getBorderColor(BorderSide side) { CTBorderPr borderPr = getBorder(side); if (borderPr != null && borderPr.isSetColor()) { XSSFColor clr = XSSFColor.from(borderPr.getColor(), _indexedColorMap); if (_theme != null) { _theme.inheritFromThemeAsRequired(clr); } return clr; } else { // No border set return null; } } /** * Set the color to use for the selected border * * @param side - where to apply the color definition * @param color - the color to use */ public void setBorderColor(BorderSide side, XSSFColor color) { CTBorderPr borderPr = getBorder(side, true); if (color == null) borderPr.unsetColor(); else borderPr.setColor(color.getCTColor()); } private CTBorderPr getBorder(BorderSide side) { return getBorder(side, false); } private CTBorderPr getBorder(BorderSide side, boolean ensure) { CTBorderPr borderPr; switch (side) { case TOP: borderPr = border.getTop(); if (ensure && borderPr == null) borderPr = border.addNewTop(); break; case RIGHT: borderPr = border.getRight(); if (ensure && borderPr == null) borderPr = border.addNewRight(); break; case BOTTOM: borderPr = border.getBottom(); if (ensure && borderPr == null) borderPr = border.addNewBottom(); break; case LEFT: borderPr = border.getLeft(); if (ensure && borderPr == null) borderPr = border.addNewLeft(); break; default: throw new IllegalArgumentException("No suitable side specified for the border"); } return borderPr; } public int hashCode() { return border.toString().hashCode(); } public boolean equals(Object o) { if (!(o instanceof XSSFCellBorder)) return false; XSSFCellBorder cf = (XSSFCellBorder) o; // bug 60845 // Do not compare the representing strings but the properties // Reason: // The strings are different if the XMLObject is a fragment (e.g. the ones from cloneStyle) // even if they are in fact representing the same style boolean equal = true; for (BorderSide side : BorderSide.values()) { if (!Objects.equals(this.getBorderColor(side), cf.getBorderColor(side)) || !Objects.equals(this.getBorderStyle(side), cf.getBorderStyle(side))) { equal = false; break; } } return equal; } }