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- /* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
- /* ***** BEGIN LICENSE BLOCK *****
- * Version: MPL 1.1/GPL 2.0/LGPL 2.1
- *
- * The contents of this file are subject to the Mozilla Public License Version
- * 1.1 (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.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the
- * License.
- *
- * The Original Code is the Mozilla SVG project.
- *
- * The Initial Developer of the Original Code is
- * Crocodile Clips Ltd.
- * Portions created by the Initial Developer are Copyright (C) 2002
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- * Alex Fritze <alex.fritze@crocodile-clips.com> (original author)
- *
- * Alternatively, the contents of this file may be used under the terms of
- * either of the GNU General Public License Version 2 or later (the "GPL"),
- * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
- * in which case the provisions of the GPL or the LGPL are applicable instead
- * of those above. If you wish to allow use of your version of this file only
- * under the terms of either the GPL or the LGPL, and not to allow others to
- * use your version of this file under the terms of the MPL, indicate your
- * decision by deleting the provisions above and replace them with the notice
- * and other provisions required by the GPL or the LGPL. If you do not delete
- * the provisions above, a recipient may use your version of this file under
- * the terms of any one of the MPL, the GPL or the LGPL.
- *
- * ***** END LICENSE BLOCK ***** */
-
- #include "nsISupports.idl"
-
- /**
- * \addtogroup renderer_interfaces Rendering Engine Interfaces
- * @{
- */
-
- /**
- * One of a number of interfaces (all starting with nsISVGRenderer*)
- * to be implemented by an SVG rendering engine. See nsISVGRenderer
- * for more details.
- *
- * This interface is used by an nsISVGRendererPathGeometry object in
- * a call to nsISVGPathGeometrySource::constructPath() to obtain a
- * native representation of the path described by
- * nsISVGPathGeometrySource.
- */
- [scriptable, uuid(c3cd294e-39ae-4718-b2bc-87c0fad97a12)]
- interface nsISVGRendererPathBuilder : nsISupports
- {
- /**
- * Move current position and start new sub-path.
- *
- * @param x X-coordinate (untransformed).
- * @param y Y-coordinate (untransformed).
- */
- void moveto(in float x, in float y);
-
- /**
- * Draw a straight line from the current position to (x,y). Advance
- * current position to (x,y).
- *
- * @param x X-coordinate of end point (untransformed).
- * @param y Y-coordinate of end point (untransformed).
- */
- void lineto(in float x, in float y);
-
- /**
- * Draw cubic Bezier curve from the current position to (x,y) using
- * (x1,y1) as the control point at the beginning og the curve and
- * (x2,y2) as the control point at the end of the curve. Advance
- * current position to (x,y).
- *
- * @param x X-coordinate of end point (untransformed).
- * @param y Y-coordinate of end point (untransformed).
- * @param x1 X-coordinate of first control point (untransformed).
- * @param y1 Y-coordinate of first control point (untransformed).
- * @param x2 X-coordinate of second control point (untransformed).
- * @param y2 Y-coordinate of second control point (untransformed).
- */
- void curveto(in float x, in float y, in float x1, in float y1, in float x2, in float y2);
-
- /**
- * Draw an elliptical arc from the current position to
- * (x,y). Advance current position to (x,y).
- *
- * @param x X-coordinate of end point (untransformed).
- * @param y Y-coordinate of end point (untransformed).
- * @param r1 Radius of ellipse in X direction (untransformed).
- * @param r2 Radius of ellipse in Y direction (untransformed).
- * @param angle Rotation of ellipse as a whole (untransformed).
- * @param largeArcFlag PR_TRUE: choose the large arc (>=180 degrees),
- * PR_FALSE: choose the smaller arc (<=180 degrees)
- * @param sweepFlag PR_TRUE: sweep in positive angle direction,
- * PR_FALSE: sweep in negative angle direction
- */
- void arcto(in float x, in float y, in float r1, in float r2, in float angle,
- in boolean largeArcFlag, in boolean sweepFlag);
-
- /**
- * Close the current subpath. Move current position back to
- * beginning of subpath.
- *
- * @param newX X-coordinate of new current position (untransformed).
- * @param newY Y-coordinate of new current position (untransformed).
- */
- void closePath(out float newX, out float newY);
-
- /**
- * End the path description. Guaranteed to be the last function
- * called.
- */
- void endPath();
- };
-
- /** @} */
-