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/* InfoOutputDev.h
A special output device which collects information about a PDF file,
like fonts, Type3 glyphs and so on.
This file is part of swftools.
Swftools is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
Swftools is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with swftools; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#ifndef __infooutputdev_h__
#define __infooutputdev_h__
#include "popplercompat.h"
#include "GfxFont.h"
#include "OutputDev.h"
#include "SplashOutputDev.h"
#include "Page.h"
#ifdef HAVE_POPPLER
#include <splash/SplashTypes.h>
#include <splash/SplashPath.h>
#include <splash/SplashFont.h>
#include <splash/SplashFontFile.h>
#else
#include "xpdf/config.h"
#include "SplashTypes.h"
#include "SplashPath.h"
#include "SplashFont.h"
#include "SplashFontFile.h"
#endif
#ifdef HAVE_POPPLER
#include <goo/GooHash.h>
#else
#include "GHash.h"
#endif
#include "../gfxdevice.h"
#include "../gfxtools.h"
#include "../gfxfont.h"
#include "../q.h"
#define INTERNAL_FONT_SIZE 1024.0
#define GLYPH_IS_SPACE(g) ((!(g)->line || ((g)->line->type==gfx_moveTo && !(g)->line->next)) && (g)->advance)
struct GlyphInfo
{
SplashPath*path;
int unicode;
int glyphid;
double advance;
double x1,y1,x2,y2;
double advance_max;
};
typedef struct _fontclass {
float m00,m01,m10,m11;
char*id;
unsigned char alpha;
} fontclass_t;
class FontInfo
{
gfxfont_t*gfxfont;
char*id;
double scale;
gfxfont_t* createGfxFont();
public:
fontclass_t*fontclass;
FontInfo(fontclass_t*fontclass);
~FontInfo();
gfxmatrix_t get_gfxmatrix(GfxState*state);
gfxfont_t* getGfxFont();
char usesSpaces();
double lastx,lasty;
int lastchar;
double lastadvance;
double ascender,descender;
void grow(int size);
void resetPositioning();
GfxFont*font;
double max_size;
int num_glyphs;
GlyphInfo**glyphs;
char seen;
int space_char;
float average_advance;
int num_chars;
int num_spaces;
};
extern char*getFontID(GfxFont*font);
extern gfxmatrix_t gfxmatrix_from_state(GfxState*state);
class InfoOutputDev: public OutputDev
{
GlyphInfo* currentglyph;
SplashOutputDev*splash;
char previous_was_char;
Page *page;
dict_t*fontcache;
FontInfo*last_font;
FontInfo*current_type3_font;
SplashFont*current_splash_font;
public:
int x1,y1,x2,y2;
int num_links;
int num_ppm_images;
int num_jpeg_images;
int num_fonts;
int num_polygons;
int num_chars;
int num_layers;
int num_text_breaks;
double average_char_size;
void dumpfonts(gfxdevice_t*dev);
FontInfo* getFontInfo(GfxState*state);
InfoOutputDev(XRef*xref);
virtual ~InfoOutputDev();
virtual GBool useTilingPatternFill();
virtual GBool upsideDown();
virtual GBool needNonText();
virtual GBool useDrawChar();
virtual GBool interpretType3Chars();
virtual GBool checkPageSlice(Page *page, double hDPI, double vDPI,
int rotate, GBool useMediaBox, GBool crop,
int sliceX, int sliceY, int sliceW, int sliceH,
GBool printing, Catalog *catalog,
GBool (*abortCheckCbk)(void *data) = NULL,
void *abortCheckCbkData = NULL);
virtual void startPage(int pageNum, GfxState *state);
virtual void endPage();
virtual void drawLink(Link *link, Catalog *catalog);
virtual void updateFont(GfxState *state);
virtual void saveState(GfxState *state);
virtual void restoreState(GfxState *state);
virtual GBool beginType3Char(GfxState *state, double x, double y, double dx, double dy, CharCode code, Unicode *u, int uLen);
virtual void type3D0(GfxState *state, double wx, double wy);
virtual void type3D1(GfxState *state, double wx, double wy, double llx, double lly, double urx, double ury);
virtual void endType3Char(GfxState *state);
virtual void fill(GfxState *state);
virtual void eoFill(GfxState *state);
virtual void drawChar(GfxState *state, double x, double y,
double dx, double dy,
double originX, double originY,
CharCode code, int nBytes, Unicode *u, int uLen);
virtual void updateTextMat(GfxState*state);
virtual void drawImageMask(GfxState *state, Object *ref, Stream *str,
int width, int height, GBool invert,
POPPLER_INTERPOLATE
GBool inlineImg);
virtual void drawImage(GfxState *state, Object *ref, Stream *str,
int width, int height, GfxImageColorMap *colorMap,
POPPLER_INTERPOLATE
int *maskColors, GBool inlineImg);
virtual void drawMaskedImage(GfxState *state, Object *ref, Stream *str,
int width, int height,
GfxImageColorMap *colorMap,
POPPLER_INTERPOLATE
Stream *maskStr,
int maskWidth, int maskHeight,
GBool maskInvert
POPPLER_MASK_INTERPOLATE);
virtual void drawSoftMaskedImage(GfxState *state, Object *ref, Stream *str,
int width, int height,
GfxImageColorMap *colorMap,
POPPLER_INTERPOLATE
Stream *maskStr,
int maskWidth, int maskHeight,
GfxImageColorMap *maskColorMap
POPPLER_MASK_INTERPOLATE);
private:
FontInfo* getOrCreateFontInfo(GfxState*state);
};
#endif //__infooutputdev_h__
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