/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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* 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 XCanvasFont;
interface XBitmap;
interface XGraphicDevice;
interface XPolyPolygon2D;
/** Provides the basic graphical output operations for a canvas.<p>
This interface is a simplified version of the XCanvas
interface . It holds explicit state , i . e . the pen and fill color ,
the current transformation , clip and font are persistently
remembered . < p >
In contrast to the XCanvas interface , XSimpleCanvas
does not distinguish between stroke and fill operations ; instead ,
switching between stroke and fill ( or taking both ) works by
setting appropriate pen and fill colors . < p >
*/
interface XSimpleCanvas: com::sun::star::uno::XInterface
{
/** Select a font.<p>
This method selects the specified font ( or a close substitute )
as the current font for text output . < p >
@ param sFontName
The name of the font ( like e . g . Arial )
@ param size
The size of the font ( note that this is not the usual points
unit , but in the same coordinate system as the other rendering
operations - usually , device pixel ) .
@ param bold
When true , selected font is bold .
@ param italic
When true , selected font is italic
*/
void selectFont( [in] string sFontName, [in]double size, [in] boolean bold, [in] boolean italic );
/** Sets the color used by line and text operations.<p>
To disable stroking , simply set this color to something with
zero alpha ( i . e . fully transparent ) . < p >
@ param nsRgbaColor
RGBA color tuple , interpreted in the sRGB color space .
*/
void setPenColor( [in] com::sun::star::util::Color nsRgbaColor );
/** Sets the fill color.<p>
To disable filling , simply set this color to something with
zero alpha ( i . e . fully transparent ) . < p >
@ param nsRgbaColor
RGBA color tuple , interpreted in the sRGB color space .
*/
void setFillColor( [in] com::sun::star::util::Color nsRgbaColor );
/** Sets the clip to the specified rectangle.<p>
*/
void setRectClip( [in] ::com::sun::star::geometry::RealRectangle2D aRect );
/** Set the current transform matrix.<p>
*/
void setTransformation( [in] ::com::sun::star::geometry::AffineMatrix2D aTransform );
/** Sets a single pixel on the canvas.<p>
*/
void drawPixel( [in] ::com::sun::star::geometry::RealPoint2D aPoint );
/** Draws a line on the canvas.<p>
*/
void drawLine( [in] ::com::sun::star::geometry::RealPoint2D aStartPoint,
[in] ::com::sun::star::geometry::RealPoint2D aEndPoint );
/** Draws a rectangle on the canvas.<p>
*/
void drawRect( [in] ::com::sun::star::geometry::RealRectangle2D aRect );
/** Draws a poly-polygon on the canvas.<p>
*/
void drawPolyPolygon( [in] XPolyPolygon2D xPolyPolygon );
/** Draws text on the canvas.<p>
@ param aText
Text to render . The text color is the current pen color .
@ param aOutPos
Output position of the text . This is the left or right edge ,
depending on nTextDirection . Output position is always
relative to the font baseline .
@ param nTextDirection
A value from the TextDirection collection ,
denoting the main writing direction for this string . The main
writing direction determines the origin of the text output ,
i . e . the left edge for left - to - right and the right edge for
right - to - left text .
*/
void drawText( [in] StringContext aText,
[in] ::com::sun::star::geometry::RealPoint2D aOutPos,
[in] byte nTextDirection );
/** Draws the bitmap on the canvas.<p>
@ param xBitmap
Bitmap to render
@ param aLeftTop
Left , top position of the bitmap on the destination canvas .
*/
void drawBitmap( [in] XBitmap xBitmap,
[in] ::com::sun::star::geometry::RealPoint2D aLeftTop );
/** Request the associated graphic device for this canvas.<p>
A graphic device provides methods specific to the underlying
output device capabilities , which are common for all canvases
rendering to such a device . This includes device resolution ,
color space , or bitmap formats . < p >
@ return the associated XGraphicDevice .
*/
XGraphicDevice getDevice();
/** Query the underlying XCanvas.<p>
@ return the canvas interface this object is internally based
on .
*/
XCanvas getCanvas();
/** Request the font metrics of the current font.<p>
@ return the font metrics of the currently selected font .
*/
FontMetrics getFontMetrics();
/** Retrieve currently selected font.<p>
@ return the font instance that ' s currently used for rendering
text .
*/
XCanvasFont getCurrentFont();
/** Retrieve color currently used for lines.
*/
com::sun::star::util::Color getCurrentPenColor();
/** Retrieve color currently used for fills
*/
com::sun::star::util::Color getCurrentFillColor();
/** Retrieve current clip rect
*/
com::sun::star::geometry::RealRectangle2D getCurrentClipRect();
/** Retrieve current transformation matrix
*/
com::sun::star::geometry::AffineMatrix2D getCurrentTransformation();
/** Retrieve view state.<p>
@ return the view state , that would generate matching output ,
when rendering to an XCanvas instead .
*/
ViewState getCurrentViewState();
/** Retrieve render state.<p>
@ param bUseFillColor
When true , the Color member of the RenderState is initialized
with the current fill color ; when false , the current pen color
is used .
@ return the render state , that would generate matching output ,
when rendering to an XCanvas instead .
*/
RenderState getCurrentRenderState( [in] boolean bUseFillColor );
};
}; }; }; };
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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