| /* ==================================================================== |
| Licensed to the Apache Software Foundation (ASF) under one or more |
| contributor license agreements. See the NOTICE file distributed with |
| this work for additional information regarding copyright ownership. |
| The ASF licenses this file to You under the Apache License, Version 2.0 |
| (the "License"); you may not use this file except in compliance with |
| the License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| ==================================================================== */ |
| |
| package org.apache.poi.hssf.record.common; |
| |
| import org.apache.poi.util.HexDump; |
| import org.apache.poi.util.LittleEndianInput; |
| import org.apache.poi.util.LittleEndianOutput; |
| |
| |
| /** |
| * Title: CTColor (Extended Color) record part |
| * <P> |
| * The HSSF file format normally stores Color information in the |
| * Palette (see PaletteRecord), but for a few cases (eg Conditional |
| * Formatting, Sheet Extensions), this XSSF-style color record |
| * can be used. |
| */ |
| public final class ExtendedColor implements Cloneable { |
| public static final int TYPE_AUTO = 0; |
| public static final int TYPE_INDEXED = 1; |
| public static final int TYPE_RGB = 2; |
| public static final int TYPE_THEMED = 3; |
| public static final int TYPE_UNSET = 4; |
| |
| public static final int THEME_DARK_1 = 0; |
| public static final int THEME_LIGHT_1 = 1; |
| public static final int THEME_DARK_2 = 2; |
| public static final int THEME_LIGHT_2 = 3; |
| public static final int THEME_ACCENT_1 = 4; |
| public static final int THEME_ACCENT_2 = 5; |
| public static final int THEME_ACCENT_3 = 6; |
| public static final int THEME_ACCENT_4 = 7; |
| public static final int THEME_ACCENT_5 = 8; |
| public static final int THEME_ACCENT_6 = 9; |
| public static final int THEME_HYPERLINK = 10; |
| // This one is SheetEx only, not allowed in CFs |
| public static final int THEME_FOLLOWED_HYPERLINK = 11; |
| |
| private int type; |
| |
| // Type = Indexed |
| private int colorIndex; |
| // Type = RGB |
| private byte[] rgba; |
| // Type = Theme |
| private int themeIndex; |
| |
| private double tint; |
| |
| public ExtendedColor() { |
| this.type = TYPE_INDEXED; |
| this.colorIndex = 0; |
| this.tint = 0d; |
| } |
| public ExtendedColor(LittleEndianInput in) { |
| type = in.readInt(); |
| if (type == TYPE_INDEXED) { |
| colorIndex = in.readInt(); |
| } else if (type == TYPE_RGB) { |
| rgba = new byte[4]; |
| in.readFully(rgba); |
| } else if (type == TYPE_THEMED) { |
| themeIndex = in.readInt(); |
| } else { |
| // Ignored |
| in.readInt(); |
| } |
| tint = in.readDouble(); |
| } |
| |
| public int getType() { |
| return type; |
| } |
| public void setType(int type) { |
| this.type = type; |
| } |
| |
| /** |
| * @return Palette color index, if type is {@link #TYPE_INDEXED} |
| */ |
| public int getColorIndex() { |
| return colorIndex; |
| } |
| public void setColorIndex(int colorIndex) { |
| this.colorIndex = colorIndex; |
| } |
| |
| /** |
| * @return Red Green Blue Alpha, if type is {@link #TYPE_RGB} |
| */ |
| public byte[] getRGBA() { |
| return rgba; |
| } |
| public void setRGBA(byte[] rgba) { |
| this.rgba = (rgba == null) ? null : rgba.clone(); |
| } |
| |
| /** |
| * @return Theme color type index, eg {@link #THEME_DARK_1}, if type is {@link #TYPE_THEMED} |
| */ |
| public int getThemeIndex() { |
| return themeIndex; |
| } |
| public void setThemeIndex(int themeIndex) { |
| this.themeIndex = themeIndex; |
| } |
| /** |
| * @return Tint and Shade value, between -1 and +1 |
| */ |
| public double getTint() { |
| return tint; |
| } |
| /** |
| * @param tint Tint and Shade value, between -1 and +1 |
| */ |
| public void setTint(double tint) { |
| if (tint < -1 || tint > 1) { |
| throw new IllegalArgumentException("Tint/Shade must be between -1 and +1"); |
| } |
| this.tint = tint; |
| } |
| |
| public String toString() { |
| StringBuffer buffer = new StringBuffer(); |
| buffer.append(" [Extended Color]\n"); |
| buffer.append(" .type = ").append(type).append("\n"); |
| buffer.append(" .tint = ").append(tint).append("\n"); |
| buffer.append(" .c_idx = ").append(colorIndex).append("\n"); |
| buffer.append(" .rgba = ").append(HexDump.toHex(rgba)).append("\n"); |
| buffer.append(" .t_idx = ").append(themeIndex).append("\n"); |
| buffer.append(" [/Extended Color]\n"); |
| return buffer.toString(); |
| } |
| |
| @Override |
| public ExtendedColor clone() { |
| ExtendedColor exc = new ExtendedColor(); |
| exc.type = type; |
| exc.tint = tint; |
| if (type == TYPE_INDEXED) { |
| exc.colorIndex = colorIndex; |
| } else if (type == TYPE_RGB) { |
| exc.rgba = new byte[4]; |
| System.arraycopy(rgba, 0, exc.rgba, 0, 4); |
| } else if (type == TYPE_THEMED) { |
| exc.themeIndex = themeIndex; |
| } |
| return exc; |
| } |
| |
| public int getDataLength() { |
| return 4+4+8; |
| } |
| |
| public void serialize(LittleEndianOutput out) { |
| out.writeInt(type); |
| if (type == TYPE_INDEXED) { |
| out.writeInt(colorIndex); |
| } else if (type == TYPE_RGB) { |
| out.write(rgba); |
| } else if (type == TYPE_THEMED) { |
| out.writeInt(themeIndex); |
| } else { |
| out.writeInt(0); |
| } |
| out.writeDouble(tint); |
| } |
| } |