Line data    Source code

       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 mozilla_dom_SVGTextContentElement_h
       8             : #define mozilla_dom_SVGTextContentElement_h
       9             : 
      10             : #include "mozilla/dom/SVGGraphicsElement.h"
      11             : #include "mozilla/dom/SVGAnimatedEnumeration.h"
      12             : #include "nsSVGEnum.h"
      13             : #include "nsSVGLength2.h"
      14             : 
      15             : static const unsigned short SVG_LENGTHADJUST_UNKNOWN          = 0;
      16             : static const unsigned short SVG_LENGTHADJUST_SPACING          = 1;
      17             : static const unsigned short SVG_LENGTHADJUST_SPACINGANDGLYPHS = 2;
      18             : 
      19             : class SVGTextFrame;
      20             : 
      21             : namespace mozilla {
      22             : class nsISVGPoint;
      23             : 
      24             : namespace dom {
      25             : 
      26             : class SVGIRect;
      27             : 
      28             : typedef SVGGraphicsElement SVGTextContentElementBase;
      29             : 
      30           0 : class SVGTextContentElement : public SVGTextContentElementBase
      31             : {
      32             : public:
      33             :   using FragmentOrElement::TextLength;
      34             : 
      35             :   // WebIDL
      36             :   already_AddRefed<SVGAnimatedLength> TextLength();
      37             :   already_AddRefed<SVGAnimatedEnumeration> LengthAdjust();
      38             :   int32_t GetNumberOfChars();
      39             :   float GetComputedTextLength();
      40             :   void SelectSubString(uint32_t charnum, uint32_t nchars, ErrorResult& rv);
      41             :   float GetSubStringLength(uint32_t charnum, uint32_t nchars, ErrorResult& rv);
      42             :   already_AddRefed<nsISVGPoint> GetStartPositionOfChar(uint32_t charnum, ErrorResult& rv);
      43             :   already_AddRefed<nsISVGPoint> GetEndPositionOfChar(uint32_t charnum, ErrorResult& rv);
      44             :   already_AddRefed<SVGIRect> GetExtentOfChar(uint32_t charnum, ErrorResult& rv);
      45             :   float GetRotationOfChar(uint32_t charnum, ErrorResult& rv);
      46             :   int32_t GetCharNumAtPosition(nsISVGPoint& point);
      47             : 
      48             : protected:
      49             : 
      50           0 :   explicit SVGTextContentElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo)
      51           0 :     : SVGTextContentElementBase(aNodeInfo)
      52           0 :   {}
      53             : 
      54             :   SVGTextFrame* GetSVGTextFrame();
      55             :   SVGTextFrame* GetSVGTextFrameForNonLayoutDependentQuery();
      56             :   mozilla::Maybe<int32_t> GetNonLayoutDependentNumberOfChars();
      57             : 
      58             :   enum { LENGTHADJUST };
      59             :   virtual nsSVGEnum* EnumAttributes() = 0;
      60             :   static nsSVGEnumMapping sLengthAdjustMap[];
      61             :   static EnumInfo sEnumInfo[1];
      62             : 
      63             :   enum { TEXTLENGTH };
      64             :   virtual nsSVGLength2* LengthAttributes() = 0;
      65             :   static LengthInfo sLengthInfo[1];
      66             : };
      67             : 
      68             : } // namespace dom
      69             : } // namespace mozilla
      70             : 
      71             : #endif // mozilla_dom_SVGTextContentElement_h