MagickCore  6.9.10
Convert, Edit, Or Compose Bitmap Images
geometry.h
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1 /*
2  Copyright 1999-2019 ImageMagick Studio LLC, a non-profit organization
3  dedicated to making software imaging solutions freely available.
4 
5  You may not use this file except in compliance with the License.
6  obtain a copy of the License at
7 
8  https://imagemagick.org/script/license.php
9 
10  Unless required by applicable law or agreed to in writing, software
11  distributed under the License is distributed on an "AS IS" BASIS,
12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  See the License for the specific language governing permissions and
14  limitations under the License.
15 
16  MagickCore image geometry methods.
17 */
18 #ifndef MAGICKCORE_GEOMETRY_H
19 #define MAGICKCORE_GEOMETRY_H
20 
21 #if defined(__cplusplus) || defined(c_plusplus)
22 extern "C" {
23 #endif
24 
25 typedef enum
26 {
27 #undef NoValue
28  NoValue = 0x0000,
29 #undef XValue
30  XValue = 0x0001,
31  XiValue = 0x0001,
32 #undef YValue
33  YValue = 0x0002,
34  PsiValue = 0x0002,
35 #undef WidthValue
36  WidthValue = 0x0004,
37  RhoValue = 0x0004,
38 #undef HeightValue
39  HeightValue = 0x0008,
40  SigmaValue = 0x0008,
41  ChiValue = 0x0010,
42  XiNegative = 0x0020,
43 #undef XNegative
44  XNegative = 0x0020,
45  PsiNegative = 0x0040,
46 #undef YNegative
47  YNegative = 0x0040,
48  ChiNegative = 0x0080,
49  PercentValue = 0x1000, /* '%' percentage of something */
50  AspectValue = 0x2000, /* '!' resize no-aspect - special use flag */
51  NormalizeValue = 0x2000, /* '!' ScaleKernelValue() in morphology.c */
52  LessValue = 0x4000, /* '<' resize smaller - special use flag */
53  GreaterValue = 0x8000, /* '>' resize larger - spacial use flag */
54  MinimumValue = 0x10000, /* '^' special handling needed */
55  CorrelateNormalizeValue = 0x10000, /* '^' see ScaleKernelValue() */
56  AreaValue = 0x20000, /* '@' resize to area - special use flag */
57  DecimalValue = 0x40000, /* '.' floating point numbers found */
58  SeparatorValue = 0x80000, /* 'x' separator found */
59  AspectRatioValue = 0x100000, /* '~' special handling needed */
60 #undef AllValues
61  AllValues = 0x7fffffff
63 
64 #if defined(ForgetGravity)
65 #undef ForgetGravity
66 #undef NorthWestGravity
67 #undef NorthGravity
68 #undef NorthEastGravity
69 #undef WestGravity
70 #undef CenterGravity
71 #undef EastGravity
72 #undef SouthWestGravity
73 #undef SouthGravity
74 #undef SouthEastGravity
75 #undef StaticGravity
76 #endif
77 
78 typedef enum
79 {
91  StaticGravity = 10
93 
94 typedef struct _AffineMatrix
95 {
96  double
97  sx,
98  rx,
99  ry,
100  sy,
101  tx,
102  ty;
104 
105 typedef struct _GeometryInfo
106 {
107  double
110  xi,
114 
115 typedef struct _OffsetInfo
116 {
117  ssize_t
118  x,
119  y;
121 
122 typedef struct _RectangleInfo
123 {
124  size_t
127 
128  ssize_t
129  x,
130  y;
132 
133 extern MagickExport char
134  *GetPageGeometry(const char *);
135 
137  IsGeometry(const char *),
138  IsSceneGeometry(const char *,const MagickBooleanType);
139 
141  GetGeometry(const char *,ssize_t *,ssize_t *,size_t *,size_t *),
144  ParseGeometry(const char *,GeometryInfo *),
145  ParseGravityGeometry(const Image *,const char *,RectangleInfo *,
146  ExceptionInfo *),
147  ParseMetaGeometry(const char *,ssize_t *,ssize_t *,size_t *,size_t *),
149  ParseRegionGeometry(const Image *,const char *,RectangleInfo *,
150  ExceptionInfo *);
151 
152 extern MagickExport void
153  GravityAdjustGeometry(const size_t,const size_t,const GravityType,
154  RectangleInfo *),
157 
158 #if defined(__cplusplus) || defined(c_plusplus)
159 }
160 #endif
161 
162 #endif
MagickExport void SetGeometryInfo(GeometryInfo *)
Definition: geometry.c:1706
MagickExport MagickStatusType ParseGravityGeometry(const Image *, const char *, RectangleInfo *, ExceptionInfo *)
MagickExport MagickStatusType ParseAffineGeometry(const char *, AffineMatrix *, ExceptionInfo *)
struct _GeometryInfo GeometryInfo
GeometryFlags
Definition: geometry.h:26
@ CorrelateNormalizeValue
Definition: geometry.h:55
@ ChiNegative
Definition: geometry.h:48
@ XNegative
Definition: geometry.h:44
@ RhoValue
Definition: geometry.h:37
@ PercentValue
Definition: geometry.h:49
@ ChiValue
Definition: geometry.h:41
@ NoValue
Definition: geometry.h:28
@ XValue
Definition: geometry.h:30
@ WidthValue
Definition: geometry.h:36
@ YNegative
Definition: geometry.h:47
@ NormalizeValue
Definition: geometry.h:51
@ YValue
Definition: geometry.h:33
@ XiNegative
Definition: geometry.h:42
@ HeightValue
Definition: geometry.h:39
@ LessValue
Definition: geometry.h:52
@ PsiNegative
Definition: geometry.h:45
@ AreaValue
Definition: geometry.h:56
@ SeparatorValue
Definition: geometry.h:58
@ AspectValue
Definition: geometry.h:50
@ XiValue
Definition: geometry.h:31
@ MinimumValue
Definition: geometry.h:54
@ GreaterValue
Definition: geometry.h:53
@ AllValues
Definition: geometry.h:61
@ DecimalValue
Definition: geometry.h:57
@ AspectRatioValue
Definition: geometry.h:59
@ PsiValue
Definition: geometry.h:34
@ SigmaValue
Definition: geometry.h:40
MagickExport MagickStatusType ParseRegionGeometry(const Image *, const char *, RectangleInfo *, ExceptionInfo *)
Definition: geometry.c:1633
MagickExport void SetGeometry(const Image *, RectangleInfo *)
MagickExport MagickStatusType ParseAbsoluteGeometry(const char *, RectangleInfo *)
MagickExport MagickBooleanType IsGeometry(const char *)
MagickExport MagickStatusType ParsePageGeometry(const Image *, const char *, RectangleInfo *, ExceptionInfo *)
MagickExport MagickStatusType GetGeometry(const char *, ssize_t *, ssize_t *, size_t *, size_t *)
MagickExport void GravityAdjustGeometry(const size_t, const size_t, const GravityType, RectangleInfo *)
struct _OffsetInfo OffsetInfo
struct _RectangleInfo RectangleInfo
MagickExport MagickStatusType ParseGeometry(const char *, GeometryInfo *)
struct _AffineMatrix AffineMatrix
MagickExport char * GetPageGeometry(const char *)
Definition: geometry.c:364
MagickExport MagickBooleanType IsSceneGeometry(const char *, const MagickBooleanType)
Definition: geometry.c:655
MagickExport MagickStatusType ParseMetaGeometry(const char *, ssize_t *, ssize_t *, size_t *, size_t *)
GravityType
Definition: geometry.h:79
@ NorthWestGravity
Definition: geometry.h:82
@ CenterGravity
Definition: geometry.h:86
@ SouthGravity
Definition: geometry.h:89
@ StaticGravity
Definition: geometry.h:91
@ NorthGravity
Definition: geometry.h:83
@ ForgetGravity
Definition: geometry.h:81
@ NorthEastGravity
Definition: geometry.h:84
@ SouthEastGravity
Definition: geometry.h:90
@ WestGravity
Definition: geometry.h:85
@ SouthWestGravity
Definition: geometry.h:88
@ UndefinedGravity
Definition: geometry.h:80
@ EastGravity
Definition: geometry.h:87
unsigned int MagickStatusType
Definition: magick-type.h:131
MagickBooleanType
Definition: magick-type.h:196
#define MagickExport
Definition: method-attribute.h:80
Definition: geometry.h:95
double sy
Definition: geometry.h:100
double ty
Definition: geometry.h:102
double rx
Definition: geometry.h:98
double tx
Definition: geometry.h:101
double ry
Definition: geometry.h:99
double sx
Definition: geometry.h:97
Definition: exception.h:103
Definition: geometry.h:106
double rho
Definition: geometry.h:108
double sigma
Definition: geometry.h:109
double chi
Definition: geometry.h:112
double xi
Definition: geometry.h:110
double psi
Definition: geometry.h:111
Definition: image.h:153
Definition: geometry.h:116
ssize_t y
Definition: geometry.h:119
ssize_t x
Definition: geometry.h:118
Definition: geometry.h:123
size_t width
Definition: geometry.h:125
ssize_t x
Definition: geometry.h:129
size_t height
Definition: geometry.h:126
ssize_t y
Definition: geometry.h:130