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OMSurface.h
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//==================================================================================================================================
// OMSurface.h
//==================================================================================================================================
#import <ObjFW/ObjFW.h>
#import "OMCoordinate.h"
#import "OMRectangle.h"
#import "OMColor.h"
//==================================================================================================================================
typedef enum
{
OMSURFACE_OPERATOR_CLEAR,
OMSURFACE_OPERATOR_SOURCE,
OMSURFACE_OPERATOR_OVER,
OMSURFACE_OPERATOR_IN,
OMSURFACE_OPERATOR_OUT,
OMSURFACE_OPERATOR_ATOP,
OMSURFACE_OPERATOR_DEST,
OMSURFACE_OPERATOR_DEST_OVER,
OMSURFACE_OPERATOR_DEST_IN,
OMSURFACE_OPERATOR_DEST_OUT,
OMSURFACE_OPERATOR_DEST_ATOP,
OMSURFACE_OPERATOR_XOR,
OMSURFACE_OPERATOR_ADD,
OMSURFACE_OPERATOR_SATURATE,
OMSURFACE_OPERATOR_MULTIPLY,
OMSURFACE_OPERATOR_SCREEN,
OMSURFACE_OPERATOR_OVERLAY,
OMSURFACE_OPERATOR_DARKEN,
OMSURFACE_OPERATOR_LIGHTEN,
OMSURFACE_OPERATOR_COLOR_DODGE,
OMSURFACE_OPERATOR_COLOR_BURN,
OMSURFACE_OPERATOR_HARD_LIGHT,
OMSURFACE_OPERATOR_SOFT_LIGHT,
OMSURFACE_OPERATOR_DIFFERENCE,
OMSURFACE_OPERATOR_EXCLUSION,
OMSURFACE_OPERATOR_HSL_HUE,
OMSURFACE_OPERATOR_HSL_SATURATION,
OMSURFACE_OPERATOR_HSL_COLOR,
OMSURFACE_OPERATOR_HSL_LUMINOSITY
} OMSurfaceOperator;
//----------------------------------------------------------------------------------------------------------------------------------
typedef enum
{
OMSURFACE_LINECAP_BUTT,
OMSURFACE_LINECAP_ROUND,
OMSURFACE_LINECAP_SQUARE
} OMSurfaceLineCap;
//----------------------------------------------------------------------------------------------------------------------------------
typedef enum
{
OMSURFACE_LINEJOINT_MITER,
OMSURFACE_LINEJOINT_ROUND,
OMSURFACE_LINEJOINT_BEVEL
} OMSurfaceLineJoint;
//----------------------------------------------------------------------------------------------------------------------------------
typedef enum
{
OMSURFACE_ANTIALIAS_DEFAULT,
OMSURFACE_ANTIALIAS_NONE,
OMSURFACE_ANTIALIAS_GRAY,
OMSURFACE_ANTIALIAS_SUBPIXEL
} OMSurfaceAntiAlias;
//==================================================================================================================================
@interface OMSurface : OFObject
//----------------------------------------------------------------------------------------------------------------------------------
{
@protected
void *_surfaceData;
int _width;
int _height;
}
//----------------------------------------------------------------------------------------------------------------------------------
@property (readonly) void *surfaceData;
@property (readonly) int width;
@property (readonly) int height;
@property (assign) float lineWidth;
@property (assign) OMCoordinate position;
@property (assign) OMSurfaceOperator operator;
@property (assign) OMSurfaceLineCap lineCap;
@property (assign) OMSurfaceLineJoint lineJoint;
@property (assign) OMSurfaceAntiAlias antiAlias;
//----------------------------------------------------------------------------------------------------------------------------------
//NOTE: when creating an OMSurface with an existing Cairo context, the context is NOT cleaned/freed by the OMSurface
+ surfaceWithCairoContext:(void *)cairoContext width:(float)width height:(float)height;
- initWithCairoContext:(void *)cairoContext width:(float)width height:(float)height;
//----------------------------------------------------------------------------------------------------------------------------------
- (void)contextReset;
- (void)contextPush;
- (void)contextPop;
- (void)clip;
- (void)clipReset;
- (void)newPath;
- (void)newSubPath;
- (void)closePath;
//- (void)mask:...
//----------------------------------------------------------------------------------------------------------------------------------
- (void)setColor:(OMColor)Color;
- (void)setColorR:(float)R G:(float)G B:(float)B;
- (void)setColorR:(float)R G:(float)G B:(float)B A:(float)A;
- (void)setDashingOn:(float)On Off:(float)Off;
- (void)setDashingOn:(float)On Off:(float)Off Offset:(float)Offset;
- (void)setSourceSurface:(OMSurface *)Source;
- (void)setSourceSurface:(OMSurface *)Source atCoordinate:(OMCoordinate)Coordinate;
- (void)setSourceSurface:(OMSurface *)Source atX:(float)X Y:(float)Y;
//----------------------------------------------------------------------------------------------------------------------------------
- (void)paint;
- (void)paintWithAlpha:(float)Alpha;
- (void)stroke;
- (void)strokePreserve;
- (void)fill;
- (void)fillPreserve;
- (void)clearToColor:(OMColor)color;
//----------------------------------------------------------------------------------------------------------------------------------
- (void)moveTo:(OMCoordinate)Coordinate;
- (void)moveToX:(float)X Y:(float)Y;
//----------------------------------------------------------------------------------------------------------------------------------
- (void)lineTo:(OMCoordinate)Coordinate;
- (void)lineToX:(float)X Y:(float)Y;
//----------------------------------------------------------------------------------------------------------------------------------
- (void)curveControlA:(OMCoordinate)ControlA ControlB:(OMCoordinate)ControlB EndAt:(OMCoordinate)EndAt;
- (void)curveControlAX:(float)ControlAX ControlAY:(float)ControlAY ControlBX:(float)ControlBX ControlBY:(float)ControlBY EndAtX:(float)EndAtX EndAtY:(float)EndAtY;
//----------------------------------------------------------------------------------------------------------------------------------
- (void)rectangle:(OMRectangle)Rectangle;
- (void)rectangleLeft:(float)Left Top:(float)Top Right:(float)Right Bottom:(float)Bottom;
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
- (void)dimension:(OMDimension)Dimension;
- (void)dimensionX:(float)X Y:(float)Y Width:(float)Width Height:(float)Height;
//----------------------------------------------------------------------------------------------------------------------------------
- (void)arcCenter:(OMCoordinate)Center Radius:(float)Radius DegreeStart:(float)DegreeStart DegreeEnd:(float)DegreeEnd;
- (void)arcCenterX:(float)CenterX CenterY:(float)CenterY Radius:(float)Radius DegreeStart:(float)DegreeStart DegreeEnd:(float)DegreeEnd;
- (void)arcCenter:(OMCoordinate)Center Radius:(float)Radius RadianStart:(float)RadianStart RadianEnd:(float)RadianEnd;
- (void)arcCenterX:(float)CenterX CenterY:(float)CenterY Radius:(float)Radius RadianStart:(float)RadianStart RadianEnd:(float)RadianEnd;
//----------------------------------------------------------------------------------------------------------------------------------
- (void)roundedDimension:(OMDimension)Dimension withRadius:(float)Radius;
@end
//==================================================================================================================================