//----------------------------------------------------------------------------//
float FontDim::getValue(const Window& wnd) const
{
// get window to use.
const Window& sourceWindow = d_childName.empty() ? wnd : *wnd.getChild(d_childName);
// get font to use
const Font* fontObj = getFontObject(sourceWindow);
if (fontObj)
{
switch (d_metric)
{
case FMT_LINE_SPACING:
return fontObj->getLineSpacing() + d_padding;
break;
case FMT_BASELINE:
return fontObj->getBaseline() + d_padding;
break;
case FMT_HORZ_EXTENT:
return fontObj->getTextExtent(d_text.empty() ? sourceWindow.getText() : d_text) + d_padding;
break;
default:
CEGUI_THROW(InvalidRequestException(
"unknown or unsupported FontMetricType encountered."));
break;
}
}
// no font, return padding value only.
else
{
return d_padding;
}
}
bool TextComponent::handleFontRenderSizeChange(Window& window,
const Font* font) const
{
const bool res =
FalagardComponentBase::handleFontRenderSizeChange(window, font);
if (font == getFontObject(window))
{
window.invalidate();
return true;
}
return res;
}
//------------------------------------------------------------------------//
void TextComponent::updateFormatting(
const Window& srcWindow, const Sizef& size) const
{
const Font* font = getFontObject(srcWindow);
// exit if we have no font to use.
if (!font)
throw InvalidRequestException("Window doesn't have a font.");
const RenderedString* rs = &d_renderedString;
// do we fetch text from a property
if (!d_textPropertyName.empty())
{
// fetch text & do bi-directional reordering as needed
String vis;
#ifdef CEGUI_BIDI_SUPPORT
BidiVisualMapping::StrIndexList l2v, v2l;
d_bidiVisualMapping->reorderFromLogicalToVisual(
srcWindow.getProperty(d_textPropertyName), vis, l2v, v2l);
#else
vis = srcWindow.getProperty(d_textPropertyName);
#endif
// parse string using parser from Window.
d_renderedString =
srcWindow.getRenderedStringParser().parse(vis, font, 0);
}
// do we use a static text string from the looknfeel
else if (!getTextVisual().empty())
// parse string using parser from Window.
d_renderedString = srcWindow.getRenderedStringParser().
parse(getTextVisual(), font, 0);
// do we have to override the font?
else if (font != srcWindow.getFont())
d_renderedString = srcWindow.getRenderedStringParser().
parse(srcWindow.getTextVisual(), font, 0);
// use ready-made RenderedString from the Window itself
else
rs = &srcWindow.getRenderedString();
setupStringFormatter(srcWindow, *rs);
d_formattedRenderedString->format(&srcWindow, size);
}
//----------------------------------------------------------------------------//
bool FontDim::handleFontRenderSizeChange(Window& window,
const Font* font) const
{
return font == getFontObject(window);
}
