protected void SetFontBase(Func <FontDescription, FontDescription> fontProvider, FontModificationKinds kind)
{
if (_EditorCanvas == null)
{
return;
}
if (_EditorCanvas.FocusManager.IsEditorFocused)
{
/// Focusがある場合はその内容を変更する
var focus = _EditorCanvas.FocusManager.Focus as StyledTextFocus;
if (focus != null)
{
focus.SetFont((flow) => fontProvider(flow.Font));
}
// todo: PlainTextのときの処理
}
else
{
/// Focusがない場合はRequestを送る
var selecteds = _EditorCanvas.SelectionManager.SelectedEditors;
if (selecteds.Any())
{
var bundle = new EditorBundle(_EditorCanvas.SelectionManager.SelectedEditors);
var executor = _EditorCanvas.CommandExecutor;
var nodeFig = selecteds.First().Figure as INode;
if (nodeFig != null)
{
var req = new SetPlainTextFontRequest()
{
Font = fontProvider(nodeFig.Font),
};
bundle.PerformCompositeRequest(req, executor);
}
var node = selecteds.First().Model as MemoStyledText;
if (node != null)
{
var stext = node.StyledText;
var stfont = stext.Inlines.First().Font;
var req = new SetStyledTextFontRequest()
{
FontProvider = (flow) => fontProvider(stfont),
};
bundle.PerformCompositeRequest(req, executor);
}
}
}
}
// ========================================
// constructor
// ========================================
public SetPlainTextFontRole(FontModificationKinds supportKinds)
{
_supportKinds = supportKinds;
}
// ========================================
// constructor
// ========================================
public SetStyledTextFontRole(StyledTextProvider styledTextProvider, FontModificationKinds supportKinds)
{
_styledTextProvider = styledTextProvider;
_supportKinds = supportKinds;
}
