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| /*
| Copyright 1999-2019 ImageMagick Studio LLC, a non-profit organization
| dedicated to making software imaging solutions freely available.
|
| You may not use this file except in compliance with the License. You may
| obtain a copy of the License at
|
| https://imagemagick.org/script/license.php
|
| Unless required by applicable law or agreed to in writing, software
| distributed under the License is distributed on an "AS IS" BASIS,
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
| See the License for the specific language governing permissions and
| limitations under the License.
|
| MagickCore image geometry methods.
| */
| #ifndef MAGICKCORE_GEOMETRY_H
| #define MAGICKCORE_GEOMETRY_H
|
| #if defined(__cplusplus) || defined(c_plusplus)
| extern "C" {
| #endif
|
| typedef enum
| {
| #undef NoValue
| NoValue = 0x0000,
| #undef XValue
| XValue = 0x0001,
| XiValue = 0x0001,
| #undef YValue
| YValue = 0x0002,
| PsiValue = 0x0002,
| #undef WidthValue
| WidthValue = 0x0004,
| RhoValue = 0x0004,
| #undef HeightValue
| HeightValue = 0x0008,
| SigmaValue = 0x0008,
| ChiValue = 0x0010,
| XiNegative = 0x0020,
| #undef XNegative
| XNegative = 0x0020,
| PsiNegative = 0x0040,
| #undef YNegative
| YNegative = 0x0040,
| ChiNegative = 0x0080,
| PercentValue = 0x1000, /* '%' percentage of something */
| AspectValue = 0x2000, /* '!' resize no-aspect - special use flag */
| NormalizeValue = 0x2000, /* '!' ScaleKernelValue() in morphology.c */
| LessValue = 0x4000, /* '<' resize smaller - special use flag */
| GreaterValue = 0x8000, /* '>' resize larger - spacial use flag */
| MinimumValue = 0x10000, /* '^' special handling needed */
| CorrelateNormalizeValue = 0x10000, /* '^' see ScaleKernelValue() */
| AreaValue = 0x20000, /* '@' resize to area - special use flag */
| DecimalValue = 0x40000, /* '.' floating point numbers found */
| SeparatorValue = 0x80000, /* 'x' separator found */
| AspectRatioValue = 0x100000, /* '~' special handling needed */
| #undef AllValues
| AllValues = 0x7fffffff
| } GeometryFlags;
|
| #if defined(ForgetGravity)
| #undef ForgetGravity
| #undef NorthWestGravity
| #undef NorthGravity
| #undef NorthEastGravity
| #undef WestGravity
| #undef CenterGravity
| #undef EastGravity
| #undef SouthWestGravity
| #undef SouthGravity
| #undef SouthEastGravity
| #endif
|
| typedef enum
| {
| UndefinedGravity,
| ForgetGravity = 0,
| NorthWestGravity = 1,
| NorthGravity = 2,
| NorthEastGravity = 3,
| WestGravity = 4,
| CenterGravity = 5,
| EastGravity = 6,
| SouthWestGravity = 7,
| SouthGravity = 8,
| SouthEastGravity = 9
| } GravityType;
|
| typedef struct _AffineMatrix
| {
| double
| sx,
| rx,
| ry,
| sy,
| tx,
| ty;
| } AffineMatrix;
|
| typedef struct _GeometryInfo
| {
| double
| rho,
| sigma,
| xi,
| psi,
| chi;
| } GeometryInfo;
|
| typedef struct _OffsetInfo
| {
| ssize_t
| x,
| y;
| } OffsetInfo;
|
| typedef struct _PointInfo
| {
| double
| x,
| y;
| } PointInfo;
|
| typedef struct _RectangleInfo
| {
| size_t
| width,
| height;
|
| ssize_t
| x,
| y;
| } RectangleInfo;
|
| extern MagickExport char
| *GetPageGeometry(const char *);
|
| extern MagickExport MagickBooleanType
| IsGeometry(const char *),
| IsSceneGeometry(const char *,const MagickBooleanType);
|
| extern MagickExport MagickStatusType
| GetGeometry(const char *,ssize_t *,ssize_t *,size_t *,size_t *),
| ParseAbsoluteGeometry(const char *,RectangleInfo *),
| ParseAffineGeometry(const char *,AffineMatrix *,ExceptionInfo *),
| ParseGeometry(const char *,GeometryInfo *),
| ParseGravityGeometry(const Image *,const char *,RectangleInfo *,
| ExceptionInfo *),
| ParseMetaGeometry(const char *,ssize_t *,ssize_t *,size_t *,size_t *),
| ParsePageGeometry(const Image *,const char *,RectangleInfo *,ExceptionInfo *),
| ParseRegionGeometry(const Image *,const char *,RectangleInfo *,
| ExceptionInfo *);
|
| extern MagickExport void
| GravityAdjustGeometry(const size_t,const size_t,const GravityType,
| RectangleInfo *),
| SetGeometry(const Image *,RectangleInfo *),
| SetGeometryInfo(GeometryInfo *);
|
| #if defined(__cplusplus) || defined(c_plusplus)
| }
| #endif
|
| #endif
|
|
