michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef __NS_SVGFILTERPAINTCALLBACK_H__
michael@0: #define __NS_SVGFILTERPAINTCALLBACK_H__
michael@0: 
michael@0: class nsIFrame;
michael@0: class nsRenderingContext;
michael@0: 
michael@0: struct nsIntRect;
michael@0: 
michael@0: class nsSVGFilterPaintCallback {
michael@0: public:
michael@0:   /**
michael@0:    * Paint the frame contents.
michael@0:    * SVG frames will have had matrix propagation set to false already.
michael@0:    * Non-SVG frames have to do their own thing.
michael@0:    * The caller will do a Save()/Restore() as necessary so feel free
michael@0:    * to mess with context state.
michael@0:    * The context will be configured to use the "user space" coordinate
michael@0:    * system.
michael@0:    * @param aDirtyRect the dirty rect *in user space pixels*
michael@0:    * @param aTransformRoot the outermost frame whose transform should be taken
michael@0:    *                       into account when painting an SVG glyph
michael@0:    */
michael@0:   virtual void Paint(nsRenderingContext *aContext, nsIFrame *aTarget,
michael@0:                      const nsIntRect *aDirtyRect,
michael@0:                      nsIFrame* aTransformRoot) = 0;
michael@0: };
michael@0: 
michael@0: #endif