layout/svg/DisplaySVGItem.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef LAYOUT_SVG_DISPLAYSVGITEM_H_
   8 #define LAYOUT_SVG_DISPLAYSVGITEM_H_
   9
  10 #include "nsDisplayList.h"
  11
  12 namespace mozilla {
  13
  14 //----------------------------------------------------------------------
  15 // Display list item:
  16
  17 class DisplaySVGItem : public nsPaintedDisplayItem {
  18  public:
  19   DisplaySVGItem(nsDisplayListBuilder* aBuilder, nsIFrame* aFrame)
  20       : nsPaintedDisplayItem(aBuilder, aFrame) {
  21     MOZ_ASSERT(aFrame, "Must have a frame!");
  22   }
  23
  24   /**
  25    * Hit testing for display lists.
  26    * @param aRect the point or rect being tested, relative to aFrame.
  27    * If the width and height are both 1 app unit, it indicates we're
  28    * hit testing a point, not a rect.
  29    * @param aOutFrames each item appends the frame(s) in this display item that
  30    * the rect is considered over (if any) to aOutFrames.
  31    */
  32   void HitTest(nsDisplayListBuilder* aBuilder, const nsRect& aRect,
  33                HitTestState* aState, nsTArray<nsIFrame*>* aOutFrames) override;
  34   /**
  35    * Paint the frame to some rendering context.
  36    */
  37   void Paint(nsDisplayListBuilder* aBuilder, gfxContext* aCtx) override;
  38 };
  39
  40 }  // namespace mozilla
  41
  42 #endif  // LAYOUT_SVG_DISPLAYSVGITEM_H_