Exemple #1
0
WTextItem WPdfImage::measureText(const WString& text, double maxWidth,
				 bool wordWrap)
{
  if (trueTypeFont_ && !trueTypeFonts_->busy())
    return trueTypeFonts_->measureText(painter()->font(), text, maxWidth,
				       wordWrap);
  else {
    HPDF_REAL width = 0;

    if (!wordWrap)
      maxWidth = 1E9;
    else
      maxWidth += EPSILON;

    if (trueTypeFonts_->busy())
      setChanged(PainterChangeFlag::Font);

    std::string s = trueTypeFont_ ? text.toUTF8() : text.narrow();

    int bytes = HPDF_Page_MeasureText(page_, s.c_str(), maxWidth, wordWrap,
				      &width);

    if (trueTypeFont_)
      return WTextItem(WString::fromUTF8(s.substr(0, bytes)), width);
    else
      return WTextItem(text.value().substr(0, bytes), width);
  }
}
Exemple #2
0
void WMenuItem::setText(const WString& text)
{
  if (!text_) {
    text_ = new WLabel(anchor());
    text_->setTextFormat(Wt::PlainText);
  }

  text_->setText(text);

  if (!customPathComponent_) {
    std::string result;
#ifdef WT_TARGET_JAVA
    WString t = text;
#else
    const WString& t = text;
#endif

    if (t.literal())
      result = t.narrow();
    else
      result = t.key();

    for (unsigned i = 0; i < result.length(); ++i) {
      if (std::isspace((unsigned char)result[i]))
	result[i] = '-';
      else if (std::isalnum((unsigned char)result[i]))
	result[i] = std::tolower((unsigned char)result[i]);
      else
	result[i] = '_';
    }

    setPathComponent(result);
    customPathComponent_ = false;
  }
}
Exemple #3
0
void WPdfImage::drawText(const WRectF& rect, 
			 WFlags<AlignmentFlag> flags,
			 TextFlag textFlag,
			 const WString& text,
			 const WPointF *clipPoint)
{
  // FIXME: textFlag
  
  if (clipPoint && painter() && !painter()->clipPath().isEmpty()) {
    if (!painter()->clipPathTransform().map(painter()->clipPath())
	  .isPointInPath(painter()->worldTransform().map(*clipPoint)))
      return;
  }

  if (trueTypeFont_ && !trueTypeFonts_->busy())
    trueTypeFonts_->drawText(painter()->font(), rect, flags, text);
  else {
    HPDF_REAL left, top, right, bottom;
    HPDF_TextAlignment alignment = HPDF_TALIGN_LEFT;

    AlignmentFlag horizontalAlign = flags & AlignHorizontalMask;
    AlignmentFlag verticalAlign = flags & AlignVerticalMask;

    switch (horizontalAlign) {
    default:
      // should never happen
    case AlignmentFlag::Left:
      left = rect.left();
      right = left + 10000;
      alignment = HPDF_TALIGN_LEFT;
      break;
    case AlignmentFlag::Right:
      right = rect.right();
      left = right - 10000;
      alignment = HPDF_TALIGN_RIGHT;
      break;
    case AlignmentFlag::Center:
      {
	float center = rect.center().x();
	left = center - 5000;
	right = center + 5000;
	alignment = HPDF_TALIGN_CENTER;
	break;
      }
    }

    switch (verticalAlign) {
    default:
      // fall-through ; should never happen
    case AlignmentFlag::Top:
      top = rect.top(); break;
    case AlignmentFlag::Middle:
      // FIXME: use font metrics to center middle of ascent !
      top = rect.center().y() - 0.60 * fontSize_; break;
    case AlignmentFlag::Bottom:
      top = rect.bottom() - fontSize_; break;
    }

    bottom = top + fontSize_;

    if (trueTypeFonts_->busy())
      setChanged(PainterChangeFlag::Font);

    HPDF_Page_GSave(page_);

    // Undo the global inversion
    HPDF_Page_Concat(page_, 1, 0, 0, -1, 0, bottom);

    HPDF_Page_BeginText(page_);

    // Need to fill text using pen color
    const WColor& penColor = painter()->pen().color();
    HPDF_Page_SetRGBFill(page_,
			 penColor.red() / 255.,
			 penColor.green() / 255.,
			 penColor.blue() / 255.);

    std::string s = trueTypeFont_ ? text.toUTF8() : text.narrow();

    HPDF_Page_TextRect(page_, left, fontSize_, right, 0, s.c_str(),
		       alignment, nullptr);

    HPDF_Page_EndText(page_);

    HPDF_Page_GRestore(page_);
  }
}
Exemple #4
0
void WPdfImage::drawText(const WRectF& rect, 
			 WFlags<AlignmentFlag> flags,
			 TextFlag textFlag,
			 const WString& text)
{
  // FIXME: textFlag

  if (trueTypeFont_ && !trueTypeFonts_->busy())
    trueTypeFonts_->drawText(painter()->font(), rect, flags, text);
  else {
    HPDF_REAL left, top, right, bottom;
    HPDF_TextAlignment alignment;

    AlignmentFlag horizontalAlign = flags & AlignHorizontalMask;
    AlignmentFlag verticalAlign = flags & AlignVerticalMask;

    switch (horizontalAlign) {
    case AlignLeft:
      left = rect.left();
      right = left + 1000;
      alignment = HPDF_TALIGN_LEFT;
      break;
    case AlignRight:
      right = rect.right();
      left = right - 1000;
      alignment = HPDF_TALIGN_RIGHT;
      break;
    case AlignCenter:
      {
	float center = rect.center().x();
	left = center - 500;
	right = center + 500;
	alignment = HPDF_TALIGN_CENTER;
	break;
      }
    default:
      break;
    }

    switch (verticalAlign) {
    case AlignTop:
      top = rect.top(); break;
    case AlignMiddle:
      // FIXME: use font metrics to center middle of ascent !
      top = rect.center().y() - 0.60 * fontSize_; break;
    case AlignBottom:
      top = rect.bottom() - fontSize_; break;
    default:
      break;
    }

    bottom = top + fontSize_;

    if (trueTypeFonts_->busy())
      setChanged(Font);

    HPDF_Page_GSave(page_);

    // Undo the global inversion
    HPDF_Page_Concat(page_, 1, 0, 0, -1, 0, bottom);

    HPDF_Page_BeginText(page_);

    // Need to fill text using pen color
    const WColor& penColor = painter()->pen().color();
    HPDF_Page_SetRGBFill(page_,
			 penColor.red() / 255.,
			 penColor.green() / 255.,
			 penColor.blue() / 255.);

    std::string s = trueTypeFont_ ? text.toUTF8() : text.narrow();

    HPDF_Page_TextRect(page_, left, fontSize_, right, 0, s.c_str(),
		       alignment, 0);

    HPDF_Page_EndText(page_);

    HPDF_Page_GRestore(page_);
  }
}