MagickCore  6.9.11-60
Convert, Edit, Or Compose Bitmap Images
geometry.h
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1 /*
2  Copyright 1999-2021 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. You may
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  AlphaValue = 0x200000, /* '/' alpha */
61 #undef AllValues
62  AllValues = 0x7fffffff
64 
65 #if defined(ForgetGravity)
66 #undef ForgetGravity
67 #undef NorthWestGravity
68 #undef NorthGravity
69 #undef NorthEastGravity
70 #undef WestGravity
71 #undef CenterGravity
72 #undef EastGravity
73 #undef SouthWestGravity
74 #undef SouthGravity
75 #undef SouthEastGravity
76 #undef StaticGravity
77 #endif
78 
79 typedef enum
80 {
92  StaticGravity = 10
94 
95 typedef struct _AffineMatrix
96 {
97  double
98  sx,
99  rx,
100  ry,
101  sy,
102  tx,
103  ty;
105 
106 typedef struct _GeometryInfo
107 {
108  double
111  xi,
115 
116 typedef struct _OffsetInfo
117 {
118  ssize_t
119  x,
120  y;
122 
123 typedef struct _RectangleInfo
124 {
125  size_t
128 
129  ssize_t
130  x,
131  y;
133 
134 extern MagickExport char
135  *GetPageGeometry(const char *);
136 
138  IsGeometry(const char *),
139  IsSceneGeometry(const char *,const MagickBooleanType);
140 
142  GetGeometry(const char *,ssize_t *,ssize_t *,size_t *,size_t *),
145  ParseGeometry(const char *,GeometryInfo *),
146  ParseGravityGeometry(const Image *,const char *,RectangleInfo *,
147  ExceptionInfo *),
148  ParseMetaGeometry(const char *,ssize_t *,ssize_t *,size_t *,size_t *),
150  ParseRegionGeometry(const Image *,const char *,RectangleInfo *,
151  ExceptionInfo *);
152 
153 extern MagickExport void
154  GravityAdjustGeometry(const size_t,const size_t,const GravityType,
155  RectangleInfo *),
158 
159 #if defined(__cplusplus) || defined(c_plusplus)
160 }
161 #endif
162 
163 #endif
MagickExport void SetGeometryInfo(GeometryInfo *)
Definition: geometry.c:1719
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
@ AlphaValue
Definition: geometry.h:60
@ 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:62
@ 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:1646
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:368
MagickExport MagickBooleanType IsSceneGeometry(const char *, const MagickBooleanType)
Definition: geometry.c:661
MagickExport MagickStatusType ParseMetaGeometry(const char *, ssize_t *, ssize_t *, size_t *, size_t *)
GravityType
Definition: geometry.h:80
@ NorthWestGravity
Definition: geometry.h:83
@ CenterGravity
Definition: geometry.h:87
@ SouthGravity
Definition: geometry.h:90
@ StaticGravity
Definition: geometry.h:92
@ NorthGravity
Definition: geometry.h:84
@ ForgetGravity
Definition: geometry.h:82
@ NorthEastGravity
Definition: geometry.h:85
@ SouthEastGravity
Definition: geometry.h:91
@ WestGravity
Definition: geometry.h:86
@ SouthWestGravity
Definition: geometry.h:89
@ UndefinedGravity
Definition: geometry.h:81
@ EastGravity
Definition: geometry.h:88
unsigned int MagickStatusType
Definition: magick-type.h:131
MagickBooleanType
Definition: magick-type.h:203
#define MagickExport
Definition: method-attribute.h:80
Definition: geometry.h:96
double sy
Definition: geometry.h:101
double ty
Definition: geometry.h:103
double rx
Definition: geometry.h:99
double tx
Definition: geometry.h:102
double ry
Definition: geometry.h:100
double sx
Definition: geometry.h:98
Definition: exception.h:103
Definition: geometry.h:107
double rho
Definition: geometry.h:109
double sigma
Definition: geometry.h:110
double chi
Definition: geometry.h:113
double xi
Definition: geometry.h:111
double psi
Definition: geometry.h:112
Definition: image.h:153
Definition: geometry.h:117
ssize_t y
Definition: geometry.h:120
ssize_t x
Definition: geometry.h:119
Definition: geometry.h:124
size_t width
Definition: geometry.h:126
ssize_t x
Definition: geometry.h:130
size_t height
Definition: geometry.h:127
ssize_t y
Definition: geometry.h:131