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/*
Drawing methods.
*/
#ifndef _MAGICK_RENDER_H
#define _MAGICK_RENDER_H
#if defined(__cplusplus) || defined(c_plusplus)
extern "C" {
#endif
/*
Enum declarations.
*/
typedef enum
{
UndefinedAlign,
LeftAlign,
CenterAlign,
RightAlign
} AlignType;
typedef enum
{
UserSpace,
UserSpaceOnUse,
ObjectBoundingBox
} ClipPathUnits;
typedef enum
{
NoDecoration,
UnderlineDecoration,
OverlineDecoration,
LineThroughDecoration
} DecorationType;
typedef enum
{
UndefinedRule,
#undef EvenOddRule
EvenOddRule,
NonZeroRule
} FillRule;
typedef enum
{
UndefinedGradient,
LinearGradient,
RadialGradient
} GradientType;
typedef enum
{
UndefinedCap,
ButtCap,
RoundCap,
SquareCap
} LineCap;
typedef enum
{
UndefinedJoin,
MiterJoin,
RoundJoin,
BevelJoin
} LineJoin;
typedef enum
{
PointMethod = 0,
ReplaceMethod,
FloodfillMethod,
FillToBorderMethod,
ResetMethod
} PaintMethod;
typedef enum
{
UndefinedPrimitive = 0,
PointPrimitive,
LinePrimitive,
RectanglePrimitive,
RoundRectanglePrimitive,
ArcPrimitive,
EllipsePrimitive,
CirclePrimitive,
PolylinePrimitive,
PolygonPrimitive,
BezierPrimitive,
ColorPrimitive,
MattePrimitive,
TextPrimitive,
ImagePrimitive,
PathPrimitive
} PrimitiveType;
typedef enum
{
UndefinedReference,
GradientReference
} ReferenceType;
typedef enum
{
UndefinedSpread,
PadSpread,
ReflectSpead,
RepeatSpread
} SpreadMethod;
typedef enum
{
NormalStretch,
UltraCondensedStretch,
ExtraCondensedStretch,
CondensedStretch,
SemiCondensedStretch,
SemiExpandedStretch,
ExpandedStretch,
ExtraExpandedStretch,
UltraExpandedStretch,
AnyStretch
} StretchType;
typedef enum
{
NormalStyle,
ItalicStyle,
ObliqueStyle,
AnyStyle
} StyleType;
/*
Typedef declarations.
*/
typedef struct _GradientInfo
{
GradientType
type;
PixelPacket
color;
SegmentInfo
stop;
unsigned long
length;
SpreadMethod
spread;
unsigned long
signature;
struct _GradientInfo
*previous,
*next;
} GradientInfo;
typedef struct _ElementReference
{
char
*id;
ReferenceType
type;
GradientInfo
gradient;
unsigned long
signature;
struct _ElementReference
*previous,
*next;
} ElementReference;
typedef struct _DrawInfo
{
char
*primitive,
*geometry;
AffineMatrix
affine;
GravityType
gravity;
PixelPacket
fill,
stroke;
double
stroke_width;
GradientInfo
gradient;
Image
*fill_pattern,
*tile,
*stroke_pattern;
unsigned int
stroke_antialias,
text_antialias;
FillRule
fill_rule;
LineCap
linecap;
LineJoin
linejoin;
unsigned long
miterlimit;
double
dash_offset;
DecorationType
decorate;
CompositeOperator
compose;
char
*text,
*font,
*family;
StyleType
style;
StretchType
stretch;
unsigned long
weight;
char
*encoding;
double
pointsize;
char
*density;
AlignType
align;
PixelPacket
undercolor,
border_color;
char
*server_name;
double
*dash_pattern;
char
*clip_path;
SegmentInfo
bounds;
ClipPathUnits
clip_units;
Quantum
opacity;
unsigned int
render,
debug; /* deprecated */
ElementReference
element_reference;
unsigned long
signature;
} DrawInfo;
typedef struct _ElementInfo
{
double
cx,
cy,
major,
minor,
angle;
} ElementInfo;
typedef struct _PointInfo
{
double
x,
y;
} PointInfo;
typedef struct _PrimitiveInfo
{
PointInfo
point;
unsigned long
coordinates;
PrimitiveType
primitive;
PaintMethod
method;
char
*text;
} PrimitiveInfo;
typedef struct _TypeInfo
{
const char
*path,
*name,
*description,
*family;
StyleType
style;
StretchType
stretch;
unsigned long
weight;
const char
*encoding,
*foundry,
*format,
*metrics,
*glyphs;
unsigned int
stealth;
unsigned long
signature;
struct _TypeInfo
*previous,
*next;
} TypeInfo;
typedef struct _TypeMetric
{
PointInfo
pixels_per_em;
double
ascent,
descent,
width,
height,
max_advance;
SegmentInfo
bounds;
double
underline_position,
underline_thickness;
} TypeMetric;
/*
Method declarations.
*/
extern MagickExport char
**GetTypeList(const char *,unsigned long *);
extern MagickExport const TypeInfo
*GetTypeInfo(const char *,ExceptionInfo *),
*GetTypeInfoByFamily(const char *,const StyleType,const StretchType,
const unsigned long,ExceptionInfo *);
extern MagickExport DrawInfo
*CloneDrawInfo(const ImageInfo *,const DrawInfo *);
extern MagickExport unsigned int
AnnotateImage(Image *,const DrawInfo *),
DrawAffineImage(Image *,const Image *,const AffineMatrix *),
DrawClipPath(Image *,const DrawInfo *,const char *),
DrawImage(Image *,const DrawInfo *),
DrawPatternPath(Image *,const DrawInfo *,const char *,Image **),
DrawPrimitive(Image *,const DrawInfo *,const PrimitiveInfo *),
GetTypeMetrics(Image *,const DrawInfo *,TypeMetric *),
ListTypeInfo(FILE *,ExceptionInfo *);
extern MagickExport void
DestroyDrawInfo(DrawInfo *),
DestroyTypeInfo(void),
GetDrawInfo(const ImageInfo *,DrawInfo *);
#if defined(__cplusplus) || defined(c_plusplus)
}
#endif
#endif
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