/usr/include/thunderbird/skia/SkAnnotation.h is in thunderbird-dev 1:38.6.0+build1-0ubuntu1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 | /*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkAnnotation_DEFINED
#define SkAnnotation_DEFINED
#include "SkRefCnt.h"
#include "SkString.h"
class SkData;
class SkReadBuffer;
class SkWriteBuffer;
class SkStream;
class SkWStream;
struct SkPoint;
/**
* Experimental class for annotating draws. Do not use directly yet.
* Use helper functions at the bottom of this file for now.
*/
class SkAnnotation : public SkRefCnt {
public:
virtual ~SkAnnotation();
static SkAnnotation* Create(const char key[], SkData* value) {
return SkNEW_ARGS(SkAnnotation, (key, value));
}
static SkAnnotation* Create(SkReadBuffer& buffer) {
return SkNEW_ARGS(SkAnnotation, (buffer));
}
/**
* Return the data for the specified key, or NULL.
*/
SkData* find(const char key[]) const;
void writeToBuffer(SkWriteBuffer&) const;
private:
SkAnnotation(const char key[], SkData* value);
SkAnnotation(SkReadBuffer&);
SkString fKey;
SkData* fData;
typedef SkRefCnt INHERITED;
};
/**
* Experimental collection of predefined Keys into the Annotation dictionary
*/
class SkAnnotationKeys {
public:
/**
* Returns the canonical key whose payload is a URL
*/
static const char* URL_Key();
/**
* Returns the canonical key whose payload is the name of a destination to
* be defined.
*/
static const char* Define_Named_Dest_Key();
/**
* Returns the canonical key whose payload is the name of a destination to
* be linked to.
*/
static const char* Link_Named_Dest_Key();
};
///////////////////////////////////////////////////////////////////////////////
//
// Experimental helper functions to use Annotations
//
struct SkRect;
class SkCanvas;
/**
* Experimental!
*
* Annotate the canvas by associating the specified URL with the
* specified rectangle (in local coordinates, just like drawRect). If the
* backend of this canvas does not support annotations, this call is
* safely ignored.
*
* The caller is responsible for managing its ownership of the SkData.
*/
SK_API void SkAnnotateRectWithURL(SkCanvas*, const SkRect&, SkData*);
/**
* Experimental!
*
* Annotate the canvas by associating a name with the specified point.
*
* If the backend of this canvas does not support annotations, this call is
* safely ignored.
*
* The caller is responsible for managing its ownership of the SkData.
*/
SK_API void SkAnnotateNamedDestination(SkCanvas*, const SkPoint&, SkData*);
/**
* Experimental!
*
* Annotate the canvas by making the specified rectangle link to a named
* destination.
*
* If the backend of this canvas does not support annotations, this call is
* safely ignored.
*
* The caller is responsible for managing its ownership of the SkData.
*/
SK_API void SkAnnotateLinkToDestination(SkCanvas*, const SkRect&, SkData*);
#endif
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