| 1 | package be.nikiroo.fanfix.reader.tui; |
| 2 | |
| 3 | import java.util.ArrayList; |
| 4 | import java.util.List; |
| 5 | |
| 6 | import jexer.TAction; |
| 7 | import jexer.TButton; |
| 8 | import jexer.TLabel; |
| 9 | import jexer.TText; |
| 10 | import jexer.TWindow; |
| 11 | import jexer.event.TResizeEvent; |
| 12 | import jexer.event.TResizeEvent.Type; |
| 13 | import be.nikiroo.fanfix.data.Chapter; |
| 14 | import be.nikiroo.fanfix.data.MetaData; |
| 15 | import be.nikiroo.fanfix.data.Paragraph; |
| 16 | import be.nikiroo.fanfix.data.Paragraph.ParagraphType; |
| 17 | import be.nikiroo.fanfix.data.Story; |
| 18 | import be.nikiroo.fanfix.library.BasicLibrary; |
| 19 | |
| 20 | class TuiReaderStoryWindow extends TWindow { |
| 21 | private BasicLibrary lib; |
| 22 | private MetaData meta; |
| 23 | private Story story; |
| 24 | private TText textField; |
| 25 | private int chapter = -1; |
| 26 | private List<TButton> navigationButtons; |
| 27 | private TLabel currentChapter; |
| 28 | |
| 29 | // chapter: -1 for "none" (0 is desc) |
| 30 | public TuiReaderStoryWindow(TuiReaderApplication app, BasicLibrary lib, |
| 31 | MetaData meta, int chapter) { |
| 32 | super(app, desc(meta), 0, 0, 60, 18, CENTERED | RESIZABLE); |
| 33 | |
| 34 | this.lib = lib; |
| 35 | this.meta = meta; |
| 36 | |
| 37 | app.setStatusBar(this, desc(meta)); |
| 38 | |
| 39 | textField = new TText(this, "", 0, 0, getWidth() - 2, getHeight() - 2); |
| 40 | |
| 41 | navigationButtons = new ArrayList<TButton>(5); |
| 42 | |
| 43 | // -3 because 0-based and 2 for borders |
| 44 | int row = getHeight() - 3; |
| 45 | |
| 46 | navigationButtons.add(addButton(" ", 0, row, null)); // for bg colour |
| 47 | // when << |
| 48 | // button is |
| 49 | // pressed |
| 50 | navigationButtons.add(addButton("<< ", 0, row, new TAction() { |
| 51 | @Override |
| 52 | public void DO() { |
| 53 | setChapter(0); |
| 54 | } |
| 55 | })); |
| 56 | navigationButtons.add(addButton("< ", 4, row, new TAction() { |
| 57 | @Override |
| 58 | public void DO() { |
| 59 | setChapter(TuiReaderStoryWindow.this.chapter - 1); |
| 60 | } |
| 61 | })); |
| 62 | navigationButtons.add(addButton("> ", 7, row, new TAction() { |
| 63 | @Override |
| 64 | public void DO() { |
| 65 | setChapter(TuiReaderStoryWindow.this.chapter + 1); |
| 66 | } |
| 67 | })); |
| 68 | navigationButtons.add(addButton(">> ", 10, row, new TAction() { |
| 69 | @Override |
| 70 | public void DO() { |
| 71 | setChapter(getStory().getChapters().size()); |
| 72 | } |
| 73 | })); |
| 74 | |
| 75 | navigationButtons.get(0).setEnabled(false); |
| 76 | navigationButtons.get(1).setEnabled(false); |
| 77 | navigationButtons.get(2).setEnabled(false); |
| 78 | |
| 79 | currentChapter = addLabel("", 14, row); |
| 80 | currentChapter.setWidth(getWidth() - 10); |
| 81 | setChapter(chapter); |
| 82 | } |
| 83 | |
| 84 | @Override |
| 85 | public void onResize(TResizeEvent resize) { |
| 86 | super.onResize(resize); |
| 87 | |
| 88 | // Resize the text field TODO: why setW/setH/reflow not enough for the |
| 89 | // scrollbars? |
| 90 | textField.onResize(new TResizeEvent(Type.WIDGET, resize.getWidth() - 2, |
| 91 | resize.getHeight() - 2)); |
| 92 | |
| 93 | // -3 because 0-based and 2 for borders |
| 94 | int row = getHeight() - 3; |
| 95 | |
| 96 | String name = currentChapter.getLabel(); |
| 97 | while (name.length() < resize.getWidth() - currentChapter.getX()) { |
| 98 | name += " "; |
| 99 | } |
| 100 | currentChapter.setLabel(name); |
| 101 | currentChapter.setWidth(resize.getWidth() - 10); |
| 102 | currentChapter.setY(row); |
| 103 | |
| 104 | for (TButton button : navigationButtons) { |
| 105 | button.setY(row); |
| 106 | } |
| 107 | } |
| 108 | |
| 109 | /** |
| 110 | * Display the current chapter in the window, or the {@link Story} info |
| 111 | * page. |
| 112 | * |
| 113 | * @param chapter |
| 114 | * the chapter (including "0" which is the description) or "-1" |
| 115 | * to display the info page instead |
| 116 | */ |
| 117 | private void setChapter(int chapter) { |
| 118 | if (chapter > getStory().getChapters().size()) { |
| 119 | chapter = getStory().getChapters().size(); |
| 120 | } |
| 121 | |
| 122 | if (chapter != this.chapter) { |
| 123 | this.chapter = chapter; |
| 124 | |
| 125 | int max = getStory().getChapters().size(); |
| 126 | navigationButtons.get(0).setEnabled(chapter > -1); |
| 127 | navigationButtons.get(1).setEnabled(chapter > -1); |
| 128 | navigationButtons.get(2).setEnabled(chapter > -1); |
| 129 | navigationButtons.get(3).setEnabled(chapter < max); |
| 130 | navigationButtons.get(4).setEnabled(chapter < max); |
| 131 | |
| 132 | StringBuilder builder = new StringBuilder(); |
| 133 | |
| 134 | if (chapter < 0) { |
| 135 | appendInfoPage(builder); |
| 136 | } else { |
| 137 | appendChapterPage(builder); |
| 138 | } |
| 139 | |
| 140 | setText(builder.toString()); |
| 141 | } |
| 142 | |
| 143 | setCurrentChapterText(); |
| 144 | } |
| 145 | |
| 146 | /** |
| 147 | * Append the info page about the current {@link Story}. |
| 148 | * |
| 149 | * @param builder |
| 150 | * the builder to append to |
| 151 | */ |
| 152 | private StringBuilder appendInfoPage(StringBuilder builder) { |
| 153 | MetaData meta = getStory().getMeta(); |
| 154 | |
| 155 | // TODO: use a ttable? |
| 156 | |
| 157 | appendTitle(builder, meta.getTitle(), 1).append("\n"); |
| 158 | |
| 159 | // i18n |
| 160 | builder.append("Author: ").append(meta.getAuthor()).append("\n"); |
| 161 | builder.append("Publication date: ").append(meta.getDate()) |
| 162 | .append("\n"); |
| 163 | builder.append("Word count: ").append(meta.getWords()).append("\n"); |
| 164 | |
| 165 | return builder; |
| 166 | } |
| 167 | |
| 168 | /** |
| 169 | * Append the current chapter. |
| 170 | * |
| 171 | * @param builder |
| 172 | * the builder to append to |
| 173 | */ |
| 174 | private void appendChapterPage(StringBuilder builder) { |
| 175 | Chapter chap = null; |
| 176 | if (chapter == 0) { |
| 177 | chap = getStory().getMeta().getResume(); |
| 178 | } else if (chapter > 0) { |
| 179 | chap = getStory().getChapters().get(chapter - 1); |
| 180 | } |
| 181 | |
| 182 | // TODO: i18n |
| 183 | String chapName = chap == null ? "[No RESUME]" : chap.getName(); |
| 184 | |
| 185 | appendTitle(builder, |
| 186 | String.format("Chapter %d: %s", chapter, chapName), 1); |
| 187 | builder.append("\n"); |
| 188 | |
| 189 | if (chap != null) { |
| 190 | for (Paragraph para : chap) { |
| 191 | if (para.getType() == ParagraphType.BREAK) { |
| 192 | builder.append("\n"); |
| 193 | } |
| 194 | builder.append(para.getContent()).append("\n"); |
| 195 | if (para.getType() == ParagraphType.BREAK) { |
| 196 | builder.append("\n"); |
| 197 | } |
| 198 | } |
| 199 | } |
| 200 | } |
| 201 | |
| 202 | private Story getStory() { |
| 203 | if (story == null) { |
| 204 | // TODO: progress bar? |
| 205 | story = lib.getStory(meta.getLuid(), null); |
| 206 | } |
| 207 | return story; |
| 208 | } |
| 209 | |
| 210 | /** |
| 211 | * Display the given text on the window. |
| 212 | * |
| 213 | * @param text |
| 214 | * the text to display |
| 215 | */ |
| 216 | private void setText(String text) { |
| 217 | textField.setText(text); |
| 218 | textField.reflowData(); |
| 219 | textField.toTop(); |
| 220 | } |
| 221 | |
| 222 | /** |
| 223 | * Set the current chapter area to the correct value. |
| 224 | */ |
| 225 | private void setCurrentChapterText() { |
| 226 | String name; |
| 227 | if (chapter < 0) { |
| 228 | name = " " + getStory().getMeta().getTitle(); |
| 229 | } else if (chapter == 0) { |
| 230 | Chapter resume = getStory().getMeta().getResume(); |
| 231 | if (resume != null) { |
| 232 | name = String.format(" %s", resume.getName()); |
| 233 | } else { |
| 234 | // TODO: i18n |
| 235 | name = "[No RESUME]"; |
| 236 | } |
| 237 | } else { |
| 238 | int max = getStory().getChapters().size(); |
| 239 | Chapter chap = getStory().getChapters().get(chapter - 1); |
| 240 | name = String.format(" %d/%d: %s", chapter, max, chap.getName()); |
| 241 | } |
| 242 | |
| 243 | int width = getWidth() - currentChapter.getX(); |
| 244 | while (name.length() < width) { |
| 245 | name += " "; |
| 246 | } |
| 247 | |
| 248 | if (name.length() > width) { |
| 249 | name = name.substring(0, width); |
| 250 | } |
| 251 | |
| 252 | currentChapter.setLabel(name); |
| 253 | |
| 254 | } |
| 255 | |
| 256 | private static String desc(MetaData meta) { |
| 257 | return String.format("%s: %s", meta.getLuid(), meta.getTitle()); |
| 258 | } |
| 259 | |
| 260 | /** |
| 261 | * Append a title (on its own 2 lines). |
| 262 | * |
| 263 | * @param builder |
| 264 | * the {@link StringBuilder} to append to |
| 265 | * @param title |
| 266 | * the title itself |
| 267 | * @param level |
| 268 | * the title level, 1 being the highest level, 2 second level and |
| 269 | * so on |
| 270 | */ |
| 271 | private static StringBuilder appendTitle(StringBuilder builder, |
| 272 | String title, int level) { |
| 273 | String hr; |
| 274 | switch (level) { |
| 275 | case 1: |
| 276 | hr = "======"; |
| 277 | break; |
| 278 | case 2: |
| 279 | hr = "=-=-=-"; |
| 280 | break; |
| 281 | case 3: |
| 282 | hr = "______"; |
| 283 | break; |
| 284 | case 4: |
| 285 | hr = "------"; |
| 286 | break; |
| 287 | default: |
| 288 | hr = ""; |
| 289 | break; |
| 290 | } |
| 291 | |
| 292 | int fullPad = title.length() / hr.length(); |
| 293 | int rest = title.length() - (fullPad * hr.length()); |
| 294 | |
| 295 | builder.append(title).append("\n"); |
| 296 | for (int i = 0; i < title.length() / hr.length(); i++) { |
| 297 | builder.append(hr); |
| 298 | } |
| 299 | |
| 300 | if (rest > 0) { |
| 301 | builder.append(hr.substring(0, rest)); |
| 302 | } |
| 303 | |
| 304 | builder.append("\n"); |
| 305 | |
| 306 | return builder; |
| 307 | } |
| 308 | } |