Пример #1
0
void ROW::plot(               //draw it
               ScrollView* window  //window to draw in
              ) {
  WERD *word;                    //current word
  WERD_IT it = &words;           //words of ROW

  for (it.mark_cycle_pt (); !it.cycled_list (); it.forward ()) {
    word = it.data ();
    word->plot (window);         //in rainbow colours
  }
}
Пример #2
0
void ROW::plot(                //draw it
               ScrollView* window,  //window to draw in
               ScrollView::Color colour   //colour to draw in
              ) {
  WERD *word;                    //current word
  WERD_IT it = &words;           //words of ROW

  for (it.mark_cycle_pt (); !it.cycled_list (); it.forward ()) {
    word = it.data ();
    word->plot (window, colour); //all in one colour
  }
}
Пример #3
0
/**
 *  word_display()  Word Processor
 *
 *  Display a word according to its display modes
 */
BOOL8 Tesseract::word_display(BLOCK* block, ROW* row, WERD_RES* word_res) {
  WERD* word = word_res->word;
  TBOX word_bb;                   // word bounding box
  int word_height;               // ht of word BB
  BOOL8 displayed_something = FALSE;
  float shift;                   // from bot left
  C_BLOB_IT c_it;                // cblob iterator

  if (color_mode != CM_RAINBOW && word_res->box_word != NULL) {
    BoxWord* box_word = word_res->box_word;
    int length = box_word->length();
    if (word_res->fontinfo == NULL) return false;
    const FontInfo& font_info = *word_res->fontinfo;
    for (int i = 0; i < length; ++i) {
      ScrollView::Color color = ScrollView::GREEN;
      switch (color_mode) {
        case CM_SUBSCRIPT:
          if (box_word->BlobPosition(i) == SP_SUBSCRIPT)
            color = ScrollView::RED;
          break;
        case CM_SUPERSCRIPT:
          if (box_word->BlobPosition(i) == SP_SUPERSCRIPT)
            color = ScrollView::RED;
          break;
        case CM_ITALIC:
          if (font_info.is_italic())
            color = ScrollView::RED;
          break;
        case CM_BOLD:
          if (font_info.is_bold())
            color = ScrollView::RED;
          break;
        case CM_FIXEDPITCH:
          if (font_info.is_fixed_pitch())
            color = ScrollView::RED;
          break;
        case CM_SERIF:
          if (font_info.is_serif())
            color = ScrollView::RED;
          break;
        case CM_SMALLCAPS:
          if (word_res->small_caps)
            color = ScrollView::RED;
          break;
        case CM_DROPCAPS:
          if (box_word->BlobPosition(i) == SP_DROPCAP)
            color = ScrollView::RED;
          break;
          // TODO(rays) underline is currently completely unsupported.
        case CM_UNDERLINE:
        default:
          break;
      }
      image_win->Pen(color);
      TBOX box = box_word->BlobBox(i);
      image_win->Rectangle(box.left(), box.bottom(), box.right(), box.top());
    }
    return true;
  }
  /*
    Note the double coercions of(COLOUR)((inT32)editor_image_word_bb_color)
    etc. are to keep the compiler happy.
  */
                                 // display bounding box
  if (word->display_flag(DF_BOX)) {
    word->bounding_box().plot(image_win,
     (ScrollView::Color)((inT32)
      editor_image_word_bb_color),
     (ScrollView::Color)((inT32)
      editor_image_word_bb_color));

    ScrollView::Color c = (ScrollView::Color)
       ((inT32) editor_image_blob_bb_color);
    image_win->Pen(c);
    c_it.set_to_list(word->cblob_list());
    for (c_it.mark_cycle_pt(); !c_it.cycled_list(); c_it.forward())
      c_it.data()->bounding_box().plot(image_win);
    displayed_something = TRUE;
  }

                                 // display edge steps
  if (word->display_flag(DF_EDGE_STEP)) {     // edgesteps available
    word->plot(image_win);      // rainbow colors
    displayed_something = TRUE;
  }

                                 // display poly approx
  if (word->display_flag(DF_POLYGONAL)) {
                                 // need to convert
    TWERD* tword = TWERD::PolygonalCopy(word);
    tword->plot(image_win);
    delete tword;
    displayed_something = TRUE;
  }

  // Display correct text and blamer information.
  STRING text;
  STRING blame;
  if (word->display_flag(DF_TEXT) && word->text() != NULL) {
    text = word->text();
  }
  if (word->display_flag(DF_BLAMER) &&
      !(word_res->blamer_bundle != NULL &&
        word_res->blamer_bundle->incorrect_result_reason == IRR_CORRECT)) {
    text = "";
    const BlamerBundle *blamer_bundle = word_res->blamer_bundle;
    if (blamer_bundle == NULL) {
      text += "NULL";
    } else {
      for (int i = 0; i < blamer_bundle->truth_text.length(); ++i) {
        text += blamer_bundle->truth_text[i];
      }
    }
    text += " -> ";
    STRING best_choice_str;
    if (word_res->best_choice == NULL) {
      best_choice_str = "NULL";
    } else {
      word_res->best_choice->string_and_lengths(&best_choice_str, NULL);
    }
    text += best_choice_str;
    IncorrectResultReason reason = (blamer_bundle == NULL) ?
        IRR_PAGE_LAYOUT : blamer_bundle->incorrect_result_reason;
    ASSERT_HOST(reason < IRR_NUM_REASONS)
    blame += " [";
    blame += BlamerBundle::IncorrectReasonName(reason);
    blame += "]";
  }
  if (text.length() > 0) {
    word_bb = word->bounding_box();
    image_win->Pen(ScrollView::RED);
    word_height = word_bb.height();
    int text_height = 0.50 * word_height;
    if (text_height > 20) text_height = 20;
    image_win->TextAttributes("Arial", text_height, false, false, false);
    shift = (word_height < word_bb.width()) ? 0.25 * word_height : 0.0f;
    image_win->Text(word_bb.left() + shift,
                    word_bb.bottom() + 0.25 * word_height, text.string());
    if (blame.length() > 0) {
      image_win->Text(word_bb.left() + shift,
                      word_bb.bottom() + 0.25 * word_height - text_height,
                      blame.string());
    }

    displayed_something = TRUE;
  }

  if (!displayed_something)      // display BBox anyway
    word->bounding_box().plot(image_win,
     (ScrollView::Color)((inT32) editor_image_word_bb_color),
     (ScrollView::Color)((inT32)
      editor_image_word_bb_color));
  return TRUE;
}