metafile-inout.h revision 3b70d4b4adefa3ff65931070bee74f26bab2f6f6
/** @file
* @brief Metafile input - common functions
*//*
* Authors:
* David Mathog
*
* Copyright (C) 2013 Authors
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#ifndef SEEN_INKSCAPE_EXTENSION_INTERNAL_METAFILE_INOUT_H
#define SEEN_INKSCAPE_EXTENSION_INTERNAL_METAFILE_INOUT_H
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#define PNG_SKIP_SETJMP_CHECK // else any further png.h include blows up in the compiler
#include <png.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <map>
#include <stack>
#include <glibmm/ustring.h>
#include <libuemf/uemf.h>
#include <2geom/affine.h>
#include <2geom/pathvector.h>
#include "extension/implementation/implementation.h"
class SPObject;
namespace Inkscape {
class Pixbuf;
namespace Extension {
namespace Internal {
/* A coloured pixel. */
typedef struct {
uint8_t red;
uint8_t green;
uint8_t blue;
uint8_t opacity;
} pixel_t;
/* A picture. */
typedef struct {
pixel_t *pixels;
size_t width;
size_t height;
} bitmap_t;
/* structure to store PNG image bytes */
typedef struct {
char *buffer;
size_t size;
} MEMPNG, *PMEMPNG;
class Metafile
: public Inkscape::Extension::Implementation::Implementation
{
public:
Metafile() {}
~Metafile();
protected:
static uint32_t sethexcolor(U_COLORREF color);
static pixel_t *pixel_at (bitmap_t * bitmap, int x, int y);
static void my_png_write_data(png_structp png_ptr, png_bytep data, png_size_t length);
static void toPNG(PMEMPNG accum, int width, int height, const char *px);
static gchar *bad_image_png(void);
static void setViewBoxIfMissing(SPDocument *doc);
private:
};
} // namespace Internal
} // namespace Extension
} // namespace Inkscape
#endif // SEEN_INKSCAPE_EXTENSION_INTERNAL_METAFILE_INOUT_H
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/