LCOV - app.info - layout/svg/base/src/nsSVGTextFrame.h

LCOV - code coverage report
| Current view: | directory - layout/svg/base/src - nsSVGTextFrame.h (source / functions) |  | Found | Hit | Coverage |
| Test: | app.info | Lines: | 5 | 0 | 0.0 %
| Date: | 2012-06-02 | Functions: | 4 | 0 | 0.0 %

           1                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
           2                 : /* ***** BEGIN LICENSE BLOCK *****
           3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
           4                 :  *
           5                 :  * The contents of this file are subject to the Mozilla Public License Version
           6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
           7                 :  * the License. You may obtain a copy of the License at
           8                 :  * http://www.mozilla.org/MPL/
           9                 :  *
          10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
          11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
          12                 :  * for the specific language governing rights and limitations under the
          13                 :  * License.
          14                 :  *
          15                 :  * The Original Code is the Mozilla SVG project.
          16                 :  *
          17                 :  * The Initial Developer of the Original Code is
          18                 :  * Crocodile Clips Ltd..
          19                 :  * Portions created by the Initial Developer are Copyright (C) 2002
          20                 :  * the Initial Developer. All Rights Reserved.
          21                 :  *
          22                 :  * Contributor(s):
          23                 :  *   Alex Fritze <alex.fritze@crocodile-clips.com> (original author)
          24                 :  *
          25                 :  * Alternatively, the contents of this file may be used under the terms of
          26                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
          27                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
          28                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
          29                 :  * of those above. If you wish to allow use of your version of this file only
          30                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
          31                 :  * use your version of this file under the terms of the MPL, indicate your
          32                 :  * decision by deleting the provisions above and replace them with the notice
          33                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
          34                 :  * the provisions above, a recipient may use your version of this file under
          35                 :  * the terms of any one of the MPL, the GPL or the LGPL.
          36                 :  *
          37                 :  * ***** END LICENSE BLOCK ***** */
          38                 :
          39                 : #ifndef NS_SVGTEXTFRAME_H
          40                 : #define NS_SVGTEXTFRAME_H
          41                 :
          42                 : #include "nsSVGTextContainerFrame.h"
          43                 : #include "gfxRect.h"
          44                 : #include "gfxMatrix.h"
          45                 :
          46                 : class nsRenderingContext;
          47                 :
          48                 : typedef nsSVGTextContainerFrame nsSVGTextFrameBase;
          49                 :
          50                 : class nsSVGTextFrame : public nsSVGTextFrameBase
          51               0 : {
          52                 :   friend nsIFrame*
          53                 :   NS_NewSVGTextFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
          54                 : protected:
          55               0 :   nsSVGTextFrame(nsStyleContext* aContext)
          56                 :     : nsSVGTextFrameBase(aContext),
          57               0 :       mPositioningDirty(true) {}
          58                 :
          59                 : public:
          60                 :   NS_DECL_FRAMEARENA_HELPERS
          61                 :
          62                 :   // nsIFrame:
          63                 : #ifdef DEBUG
          64                 :   NS_IMETHOD Init(nsIContent*      aContent,
          65                 :                   nsIFrame*        aParent,
          66                 :                   nsIFrame*        aPrevInFlow);
          67                 : #endif
          68                 :
          69                 :   NS_IMETHOD  AttributeChanged(PRInt32         aNameSpaceID,
          70                 :                                nsIAtom*        aAttribute,
          71                 :                                PRInt32         aModType);
          72                 :
          73                 :   /**
          74                 :    * Get the "type" of the frame
          75                 :    *
          76                 :    * @see nsGkAtoms::svgTextFrame
          77                 :    */
          78                 :   virtual nsIAtom* GetType() const;
          79                 :
          80                 : #ifdef DEBUG
          81               0 :   NS_IMETHOD GetFrameName(nsAString& aResult) const
          82                 :   {
          83               0 :     return MakeFrameName(NS_LITERAL_STRING("SVGText"), aResult);
          84                 :   }
          85                 : #endif
          86                 :
          87                 :   // nsISVGChildFrame interface:
          88                 :   virtual void NotifySVGChanged(PRUint32 aFlags);
          89                 :   virtual void NotifyRedrawUnsuspended();
          90                 :   // Override these four to ensure that UpdateGlyphPositioning is called
          91                 :   // to bring glyph positions up to date
          92                 :   NS_IMETHOD PaintSVG(nsRenderingContext* aContext,
          93                 :                       const nsIntRect *aDirtyRect);
          94                 :   NS_IMETHOD_(nsIFrame*) GetFrameForPoint(const nsPoint & aPoint);
          95                 :   NS_IMETHOD UpdateCoveredRegion();
          96                 :   NS_IMETHOD InitialUpdate();
          97                 :   virtual gfxRect GetBBoxContribution(const gfxMatrix &aToBBoxUserspace,
          98                 :                                       PRUint32 aFlags);
          99                 :
         100                 :   // nsSVGContainerFrame methods:
         101                 :   virtual gfxMatrix GetCanvasTM();
         102                 :
         103                 :   // nsSVGTextContainerFrame methods:
         104                 :   virtual PRUint32 GetNumberOfChars();
         105                 :   virtual float GetComputedTextLength();
         106                 :   virtual float GetSubStringLength(PRUint32 charnum, PRUint32 nchars);
         107                 :   virtual PRInt32 GetCharNumAtPosition(nsIDOMSVGPoint *point);
         108                 :
         109                 :   NS_IMETHOD GetStartPositionOfChar(PRUint32 charnum, nsIDOMSVGPoint **_retval);
         110                 :   NS_IMETHOD GetEndPositionOfChar(PRUint32 charnum, nsIDOMSVGPoint **_retval);
         111                 :   NS_IMETHOD GetExtentOfChar(PRUint32 charnum, nsIDOMSVGRect **_retval);
         112                 :   NS_IMETHOD GetRotationOfChar(PRUint32 charnum, float *_retval);
         113                 :
         114                 :   // nsSVGTextFrame
         115                 :   void NotifyGlyphMetricsChange();
         116                 :
         117                 : private:
         118                 :   /**
         119                 :    * @param aForceGlobalTransform passed down to nsSVGGlyphFrames to
         120                 :    * control whether they should use the global transform even when
         121                 :    * NS_STATE_NONDISPLAY_CHILD
         122                 :    */
         123                 :   void UpdateGlyphPositioning(bool aForceGlobalTransform);
         124                 :
         125                 :   void SetWhitespaceHandling(nsSVGGlyphFrame *aFrame);
         126                 :
         127                 :   nsAutoPtr<gfxMatrix> mCanvasTM;
         128                 :
         129                 :   bool mPositioningDirty;
         130                 : };
         131                 :
         132                 : #endif

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