/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project .
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* This Source Code Form is subject to the terms of the Mozilla Public
* License , v . 2 . 0 . If a copy of the MPL was not distributed with this
* file , You can obtain one at http : //mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice :
*
* Licensed to the Apache Software Foundation ( ASF ) under one or more
* contributor license agreements . See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership . The ASF licenses this file to you under the Apache
* License , Version 2 . 0 ( the " License " ) ; you may not use this file
* except in compliance with the License . You may obtain a copy of
* the License at http : //www.apache.org/licenses/LICENSE-2.0 .
*/
module com { module sun { module star { module rendering {
interface XCanvas;
interface XTextLayout;
interface XPolyPolygon2D;
/** This interface provides access to a specific, XCanvas-dependent
font incarnation . This font is not universally usable , but belongs
to the XCanvas it was queried from .
*/
interface XCanvasFont : ::com::sun::star::uno::XInterface
{
/** Create a text layout interface.<p>
Create a text layout interface for the given string , using
this font to generate the glyphs from . < p >
@ param aText
The text to layout .
@ param nDirection
Main text direction for the string specified . The main text
direction is e . g . important for characters that are not
strong , i . e . that change affinity according to the current
writing direction . Make sure that across text portions and
lines , the direction is set consistently .
@ param nRandomSeed
Optional random seed for OpenType glyph variations .
*/
XTextLayout createTextLayout( [in] StringContext aText, [in] byte nDirection, [in] hyper nRandomSeed );
/** Query the FontRequest that was used to generate this object.
*/
FontRequest getFontRequest();
/** Query metric information about the font, that is generic to
all its glyphs . < p >
Note that the metric values in the returned result are in the
font coordinate system , i . e . relative to the corresponding
size of this font . That is , when this font was created with a
cell size of 20 units , the metrics returned are calculated
relative to this size .
*/
FontMetrics getFontMetrics();
/** Query the list of available font sizes.<p>
This method queries the list of available font sizes ( in
device units ) for this font . For scalable fonts that are not
restricted to discrete sizes , this list is < em > empty < / em > ,
meaning that every size is possible . Fonts that < em > do < / em >
restrict the device size to certain discrete values , setting
an overall transformation that scales the
FontRequest : : CellSize to something not
contained in the list returned by this method can lead to
visible disturbances . < p >
*/
sequence< double > getAvailableSizes();
/** Query the list of additional font properties.<p>
*/
sequence< ::com::sun::star::beans::PropertyValue > getExtraFontProperties();
};
}; }; }; };
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