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/*****
* drawimage.h
* John Bowman
*
* Stores a image that has been added to a picture.
*****/
#ifndef DRAWIMAGE_H
#define DRAWIMAGE_H
#include "drawelement.h"
#include "array.h"
namespace camp {
enum imagetype {PALETTE, NOPALETTE, RAW};
class drawImage : public drawElement {
vm::array image,palette;
unsigned char *raw; // For internal use; not buffered, may be overwritten.
size_t width,height;
transform t;
bool antialias;
imagetype type;
public:
drawImage(const vm::array& image, const vm::array& palette,
const transform& t, bool antialias, imagetype type=PALETTE)
: image(image), palette(palette), t(t), antialias(antialias), type(type) {}
drawImage(const vm::array& image, const transform& t, bool antialias)
: image(image), t(t), antialias(antialias), type(NOPALETTE) {}
drawImage(unsigned char *raw, size_t width, size_t height, const transform& t,
bool antialias)
: raw(raw), width(width), height(height), t(t), antialias(antialias),
type(RAW) {}
virtual ~drawImage() {}
void bounds(bbox& b, iopipestream&, boxvector&, bboxlist&) {
b += t*pair(0,0);
b += t*pair(1,1);
}
bool draw(psfile *out) {
out->gsave();
out->concat(t);
switch(type) {
case PALETTE:
out->image(image,palette,antialias);
break;
case NOPALETTE:
out->image(image,antialias);
break;
case RAW:
out->rawimage(raw,width,height,antialias);
break;
}
out->grestore();
return true;
}
bool svg() {return true;}
bool svgpng() {return true;}
drawElement *transformed(const transform& T) {
return new drawImage(image,palette,T*t,antialias,type);
}
};
}
#endif
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