+++ /dev/null
-/*
- * This file is part of lanterna (http://code.google.com/p/lanterna/).
- *
- * lanterna is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- * Copyright (C) 2010-2015 Martin
- */
-package com.googlecode.lanterna.graphics;
-
-import com.googlecode.lanterna.SGR;
-import com.googlecode.lanterna.TextColor;
-
-import java.util.*;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-
-/**
- * This implementation of Theme reads its definitions from a {@code Properties} object.
- * @author Martin
- */
-public final class PropertiesTheme implements Theme {
- private static final String STYLE_NORMAL = "";
- private static final String STYLE_PRELIGHT = "PRELIGHT";
- private static final String STYLE_SELECTED = "SELECTED";
- private static final String STYLE_ACTIVE = "ACTIVE";
- private static final String STYLE_INSENSITIVE = "INSENSITIVE";
-
- private static final Pattern STYLE_FORMAT = Pattern.compile("([a-zA-Z]+)(\\[([a-zA-Z0-9-_]+)\\])?");
- private static final Pattern INDEXED_COLOR = Pattern.compile("#[0-9]{1,3}");
- private static final Pattern RGB_COLOR = Pattern.compile("#[0-9a-fA-F]{6}");
-
- private final ThemeTreeNode rootNode;
-
- /**
- * Creates a new {@code PropertiesTheme} that is initialized by the properties value
- * @param properties Properties to initialize this theme with
- */
- public PropertiesTheme(Properties properties) {
- rootNode = new ThemeTreeNode();
- rootNode.foregroundMap.put(STYLE_NORMAL, TextColor.ANSI.WHITE);
- rootNode.backgroundMap.put(STYLE_NORMAL, TextColor.ANSI.BLACK);
-
- for(String key: properties.stringPropertyNames()) {
- String definition = getDefinition(key);
- ThemeTreeNode node = getNode(definition);
- node.apply(getStyle(key), properties.getProperty(key));
- }
- }
-
- private ThemeTreeNode getNode(String definition) {
- ThemeTreeNode parentNode;
- if(definition.equals("")) {
- return rootNode;
- }
- else if(definition.contains(".")) {
- String parent = definition.substring(0, definition.lastIndexOf("."));
- parentNode = getNode(parent);
- definition = definition.substring(definition.lastIndexOf(".") + 1);
- }
- else {
- parentNode = rootNode;
- }
- if(!parentNode.childMap.containsKey(definition)) {
- parentNode.childMap.put(definition, new ThemeTreeNode());
- }
- return parentNode.childMap.get(definition);
- }
-
- private String getDefinition(String propertyName) {
- if(!propertyName.contains(".")) {
- return "";
- }
- else {
- return propertyName.substring(0, propertyName.lastIndexOf("."));
- }
- }
-
- private String getStyle(String propertyName) {
- if(!propertyName.contains(".")) {
- return propertyName;
- }
- else {
- return propertyName.substring(propertyName.lastIndexOf(".") + 1);
- }
- }
-
- @Override
- public ThemeDefinition getDefaultDefinition() {
- return new DefinitionImpl(Collections.singletonList(rootNode));
- }
-
- @Override
- public ThemeDefinition getDefinition(Class<?> clazz) {
- String name = clazz.getName();
- List<ThemeTreeNode> path = new ArrayList<ThemeTreeNode>();
- ThemeTreeNode currentNode = rootNode;
- while(!name.equals("")) {
- path.add(currentNode);
- String nextNodeName = name;
- if(nextNodeName.contains(".")) {
- nextNodeName = nextNodeName.substring(0, name.indexOf("."));
- name = name.substring(name.indexOf(".") + 1);
- }
- if(currentNode.childMap.containsKey(nextNodeName)) {
- currentNode = currentNode.childMap.get(nextNodeName);
- }
- else {
- break;
- }
- }
- return new DefinitionImpl(path);
- }
-
-
- private class DefinitionImpl implements ThemeDefinition {
- final List<ThemeTreeNode> path;
-
- DefinitionImpl(List<ThemeTreeNode> path) {
- this.path = path;
- }
-
- @Override
- public ThemeStyle getNormal() {
- return new StyleImpl(path, STYLE_NORMAL);
- }
-
- @Override
- public ThemeStyle getPreLight() {
- return new StyleImpl(path, STYLE_PRELIGHT);
- }
-
- @Override
- public ThemeStyle getSelected() {
- return new StyleImpl(path, STYLE_SELECTED);
- }
-
- @Override
- public ThemeStyle getActive() {
- return new StyleImpl(path, STYLE_ACTIVE);
- }
-
- @Override
- public ThemeStyle getInsensitive() {
- return new StyleImpl(path, STYLE_INSENSITIVE);
- }
-
- @Override
- public ThemeStyle getCustom(String name) {
- ThemeTreeNode lastElement = path.get(path.size() - 1);
- if(lastElement.sgrMap.containsKey(name) ||
- lastElement.foregroundMap.containsKey(name) ||
- lastElement.backgroundMap.containsKey(name)) {
- return new StyleImpl(path, name);
- }
- // If there was no custom style with this name, just return the normal one
- return getNormal();
- }
-
- @Override
- public char getCharacter(String name, char fallback) {
- Character character = path.get(path.size() - 1).characterMap.get(name);
- if(character == null) {
- return fallback;
- }
- return character;
- }
-
- @Override
- public String getRenderer() {
- return path.get(path.size() - 1).renderer;
- }
- }
-
- private class StyleImpl implements ThemeStyle {
- private final List<ThemeTreeNode> path;
- private final String name;
-
- private StyleImpl(List<ThemeTreeNode> path, String name) {
- this.path = path;
- this.name = name;
- }
-
- @Override
- public TextColor getForeground() {
- ListIterator<ThemeTreeNode> iterator = path.listIterator(path.size());
- while(iterator.hasPrevious()) {
- ThemeTreeNode node = iterator.previous();
- if(node.foregroundMap.containsKey(name)) {
- return node.foregroundMap.get(name);
- }
- }
- if(!name.equals(STYLE_NORMAL)) {
- return new StyleImpl(path, STYLE_NORMAL).getForeground();
- }
- return TextColor.ANSI.WHITE;
- }
-
- @Override
- public TextColor getBackground() {
- ListIterator<ThemeTreeNode> iterator = path.listIterator(path.size());
- while(iterator.hasPrevious()) {
- ThemeTreeNode node = iterator.previous();
- if(node.backgroundMap.containsKey(name)) {
- return node.backgroundMap.get(name);
- }
- }
- if(!name.equals(STYLE_NORMAL)) {
- return new StyleImpl(path, STYLE_NORMAL).getBackground();
- }
- return TextColor.ANSI.BLACK;
- }
-
- @Override
- public EnumSet<SGR> getSGRs() {
- ListIterator<ThemeTreeNode> iterator = path.listIterator(path.size());
- while(iterator.hasPrevious()) {
- ThemeTreeNode node = iterator.previous();
- if(node.sgrMap.containsKey(name)) {
- return node.sgrMap.get(name);
- }
- }
- if(!name.equals(STYLE_NORMAL)) {
- return new StyleImpl(path, STYLE_NORMAL).getSGRs();
- }
- return EnumSet.noneOf(SGR.class);
- }
- }
-
- private static class ThemeTreeNode {
- private final Map<String, ThemeTreeNode> childMap;
- private final Map<String, TextColor> foregroundMap;
- private final Map<String, TextColor> backgroundMap;
- private final Map<String, EnumSet<SGR>> sgrMap;
- private final Map<String, Character> characterMap;
- private String renderer;
-
- private ThemeTreeNode() {
- childMap = new HashMap<String, ThemeTreeNode>();
- foregroundMap = new HashMap<String, TextColor>();
- backgroundMap = new HashMap<String, TextColor>();
- sgrMap = new HashMap<String, EnumSet<SGR>>();
- characterMap = new HashMap<String, Character>();
- renderer = null;
- }
-
- public void apply(String style, String value) {
- value = value.trim();
- Matcher matcher = STYLE_FORMAT.matcher(style);
- if(!matcher.matches()) {
- throw new IllegalArgumentException("Unknown style declaration: " + style);
- }
- String styleComponent = matcher.group(1);
- String group = matcher.groupCount() > 2 ? matcher.group(3) : null;
- if(styleComponent.toLowerCase().trim().equals("foreground")) {
- foregroundMap.put(getCategory(group), parseValue(value));
- }
- else if(styleComponent.toLowerCase().trim().equals("background")) {
- backgroundMap.put(getCategory(group), parseValue(value));
- }
- else if(styleComponent.toLowerCase().trim().equals("sgr")) {
- sgrMap.put(getCategory(group), parseSGR(value));
- }
- else if(styleComponent.toLowerCase().trim().equals("char")) {
- characterMap.put(getCategory(group), value.isEmpty() ? null : value.charAt(0));
- }
- else if(styleComponent.toLowerCase().trim().equals("renderer")) {
- renderer = value.trim().isEmpty() ? null : value.trim();
- }
- else {
- throw new IllegalArgumentException("Unknown style component \"" + styleComponent + "\" in style \"" + style + "\"");
- }
- }
-
- private TextColor parseValue(String value) {
- value = value.trim();
- if(RGB_COLOR.matcher(value).matches()) {
- int r = Integer.parseInt(value.substring(1, 3), 16);
- int g = Integer.parseInt(value.substring(3, 5), 16);
- int b = Integer.parseInt(value.substring(5, 7), 16);
- return new TextColor.RGB(r, g, b);
- }
- else if(INDEXED_COLOR.matcher(value).matches()) {
- int index = Integer.parseInt(value.substring(1));
- return new TextColor.Indexed(index);
- }
- try {
- return TextColor.ANSI.valueOf(value.toUpperCase());
- }
- catch(IllegalArgumentException e) {
- throw new IllegalArgumentException("Unknown color definition \"" + value + "\"", e);
- }
- }
-
- private EnumSet<SGR> parseSGR(String value) {
- value = value.trim();
- String[] sgrEntries = value.split(",");
- EnumSet<SGR> sgrSet = EnumSet.noneOf(SGR.class);
- for(String entry: sgrEntries) {
- entry = entry.trim().toUpperCase();
- if(!entry.isEmpty()) {
- try {
- sgrSet.add(SGR.valueOf(entry));
- }
- catch(IllegalArgumentException e) {
- throw new IllegalArgumentException("Unknown SGR code \"" + entry + "\"", e);
- }
- }
- }
- return sgrSet;
- }
-
- private String getCategory(String group) {
- if(group == null) {
- return STYLE_NORMAL;
- }
- for(String style: Arrays.asList(STYLE_ACTIVE, STYLE_INSENSITIVE, STYLE_PRELIGHT, STYLE_NORMAL, STYLE_SELECTED)) {
- if(group.toUpperCase().equals(style)) {
- return style;
- }
- }
- return group;
- }
- }
-}
git://git.nikiroo.be / jvcard.git / blobdiff