//----------------------------------------------------------------------------//
Size FormattedListboxTextItem::getPixelSize(void) const
{
if (!d_owner)
return Size(0, 0);
// reparse text if we need to.
if (!d_renderedStringValid)
parseTextString();
// create formatter if needed
if (!d_formattedRenderedString)
setupStringFormatter();
// get size of render area from target window, to see if we need to reformat
const Size area_sz(static_cast<const Listbox*>(d_owner)->
getListRenderArea().getSize());
if (area_sz != d_formattingAreaSize)
{
d_formattedRenderedString->format(area_sz);
d_formattingAreaSize = area_sz;
}
return Size(d_formattedRenderedString->getHorizontalExtent(),
d_formattedRenderedString->getVerticalExtent());
}
//----------------------------------------------------------------------------//
void FormattedListboxTextItem::draw(GeometryBuffer& buffer,
const Rect& targetRect,
float alpha, const Rect* clipper) const
{
// reparse text if we need to.
if (!d_renderedStringValid)
parseTextString();
// create formatter if needed
if (!d_formattedRenderedString)
setupStringFormatter();
// get size of render area from target window, to see if we need to reformat
// NB: We do not use targetRect, since it may not represent the same area.
const Size area_sz(static_cast<const Listbox*>(d_owner)->
getListRenderArea().getSize());
if (area_sz != d_formattingAreaSize)
{
d_formattedRenderedString->format(area_sz);
d_formattingAreaSize = area_sz;
}
// draw selection imagery
if (d_selected && d_selectBrush != 0)
d_selectBrush->draw(buffer, targetRect, clipper,
getModulateAlphaColourRect(d_selectCols, alpha));
// factor the window alpha into our colours.
const ColourRect final_colours(
getModulateAlphaColourRect(ColourRect(0xFFFFFFFF), alpha));
// draw the formatted text
d_formattedRenderedString->draw(buffer, targetRect.getPosition(),
&final_colours, clipper);
}
//----------------------------------------------------------------------------//
void FormattedListboxTextItem::updateString() const
{
bool StringChanged = !d_renderedStringValid;
if (StringChanged) parseTextString();
if (!d_formattedRenderedString) setupStringFormatter();
else if (StringChanged) d_formattedRenderedString->setRenderedString(d_renderedString);
// get size of render area from target window, to see if we need to reformat
// NB: We do not use targetRect, since it may not represent the same area.
const Size area_sz(static_cast<const Listbox*>(d_owner)->getListRenderArea().getSize());
if (StringChanged || area_sz != d_formattingAreaSize)
{
d_formattedRenderedString->format(area_sz);
d_formattingAreaSize = area_sz;
}
}
//------------------------------------------------------------------------//
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);
}
