CNPixmap.h

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#import <CoconutXML/CoconutXML.h>
#import <libxml/tree.h>
#import <assert.h>

typedef const struct CNColor *      CNPixel ;

struct CNPixmap {
        struct CNObject                         superClass ;
    struct CNString *                   name ;
        unsigned int                            width ;
        unsigned int                            height ;
    CNPixel *                                   pixels ;
} ;

struct CNPixmapMethods {
        struct CNObjectMethods                                  superClass ;
} ;

struct CNPixmap *
CNAllocatePixmap(struct CNString * name, unsigned int width, unsigned int height, struct CNResource * resource) ;

static inline void
CNReleasePixmap(struct CNPixmap * dst)
{
        CNReleaseObject(&(dst->superClass)) ;
}

struct CNPixmap *
CNClonePixmap(struct CNPixmap * src) ;

static inline struct CNString *
CNNameOfPixmap(const struct CNPixmap * src)
{
    return src->name ;
}

static inline void
CNSetNameToPixmap(struct CNPixmap * dst, struct CNString * newname)
{
        if(newname){
                CNRetainString(newname) ;
        }
        if(dst->name){
                CNReleaseString(dst->name) ;
        }
        dst->name = newname ;
}

void
CNFillPixmap(struct CNPixmap * dst, CNPixel src) ;

void
CNCopyPixmap(struct CNPixmap * dst, const struct CNPixmap * src) ;

static inline const CNPixel *
CNPixelsInPixmap(const struct CNPixmap * src)
{
        return src->pixels ;
}

static inline CNPixel
CNPixelInPixmap(const struct CNPixmap * src, unsigned int x, unsigned int y)
{
        unsigned int off = y * (src->width) + x ;
    return ((src->pixels)[off]) ;
}

static inline void
CNSetPixelToPixmap(struct CNPixmap * dst, unsigned int x, unsigned int y, const struct CNColor * src)
{
        unsigned int off = y * (dst->width) + x ;
    (dst->pixels)[off] = src ;
}

static inline unsigned int
CNWidthOfPixmap(const struct CNPixmap * src)
{
        return src->width ;
}

static inline unsigned int
CNHeightOfPixmap(const struct CNPixmap * src)
{
        return src->height ;
}

static inline const struct CNColor **
CNVectorOfPixmap(const struct CNPixmap * src)
{
        return src->pixels ;
}

NSInteger
CNComparePixmap(const struct CNPixmap * s0, const struct CNPixmap * s1) ;

const xmlChar *
CNElementNameOfPixmap(void) ;

xmlNodePtr
CNEncodePixmap(const struct CNPixmap * src) ;

struct CNPixmap *
CNDecodePixmap(xmlNodePtr src, struct CNResource * resource, struct CNXMLDecodeError * error) ;