1 files changed, 165 insertions, 0 deletions
diff --git a/widgets/FormattedListboxTextItem.cpp b/widgets/FormattedListboxTextItem.cpp
new file mode 100644
index 0000000..b9362cc
--- /dev/null
+++ b/widgets/FormattedListboxTextItem.cpp
@@ -0,0 +1,165 @@
+#include "FormattedListboxTextItem.h"
+
+namespace CEGUI
+{
+//----------------------------------------------------------------------------//
+FormattedListboxTextItem::FormattedListboxTextItem(const String& text,
+                const HorizontalTextFormatting format,
+                const uint item_id,
+                void* const item_data,
+                const bool disabled,
+                const bool auto_delete) :
+    // initialise base class
+    ListboxTextItem(text, item_id, item_data, disabled, auto_delete),
+    // initialise subclass fields
+    d_formatting(format),
+    d_formattedRenderedString(0)
+{
+}
+
+//----------------------------------------------------------------------------//
+FormattedListboxTextItem::~FormattedListboxTextItem()
+{
+    delete d_formattedRenderedString;
+}
+
+//----------------------------------------------------------------------------//
+HorizontalTextFormatting FormattedListboxTextItem::getFormatting() const
+{
+    return d_formatting;
+}
+
+//----------------------------------------------------------------------------//
+void FormattedListboxTextItem::setFormatting(const HorizontalTextFormatting fmt)
+{
+    if (fmt == d_formatting)
+        return;
+
+    d_formatting = fmt;
+    delete d_formattedRenderedString;
+    d_formattedRenderedString = 0;
+    d_formattingAreaSize = Size(0, 0);
+}
+
+//----------------------------------------------------------------------------//
+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::setupStringFormatter() const
+{
+    // delete any existing formatter
+    delete d_formattedRenderedString;
+    d_formattedRenderedString = 0;
+
+    // create new formatter of whichever type...
+    switch(d_formatting)
+    {
+    case HTF_LEFT_ALIGNED:
+        d_formattedRenderedString =
+            new LeftAlignedRenderedString(d_renderedString);
+        break;
+
+    case HTF_RIGHT_ALIGNED:
+        d_formattedRenderedString =
+            new RightAlignedRenderedString(d_renderedString);
+        break;
+
+    case HTF_CENTRE_ALIGNED:
+        d_formattedRenderedString =
+            new CentredRenderedString(d_renderedString);
+        break;
+
+    case HTF_JUSTIFIED:
+        d_formattedRenderedString =
+            new JustifiedRenderedString(d_renderedString);
+        break;
+
+    case HTF_WORDWRAP_LEFT_ALIGNED:
+        d_formattedRenderedString =
+            new RenderedStringWordWrapper
+                <LeftAlignedRenderedString>(d_renderedString);
+        break;
+
+    case HTF_WORDWRAP_RIGHT_ALIGNED:
+        d_formattedRenderedString =
+            new RenderedStringWordWrapper
+                <RightAlignedRenderedString>(d_renderedString);
+        break;
+
+    case HTF_WORDWRAP_CENTRE_ALIGNED:
+        d_formattedRenderedString =
+            new RenderedStringWordWrapper
+                <CentredRenderedString>(d_renderedString);
+        break;
+
+    case HTF_WORDWRAP_JUSTIFIED:
+        d_formattedRenderedString =
+            new RenderedStringWordWrapper
+                <JustifiedRenderedString>(d_renderedString);
+        break;
+    }
+}
+
+//----------------------------------------------------------------------------//
+}