#endif
#include "GfxState.h"
#include "../log.h"
+#include "../q.h"
#include <math.h>
+#include <assert.h>
+
+int config_addspace = 1;
+int config_fontquality = 10;
+int config_bigchar = 0;
InfoOutputDev::InfoOutputDev(XRef*xref)
{
num_links = 0;
- num_images = 0;
+ num_jpeg_images = 0;
+ num_ppm_images = 0;
+ num_textfields = 0;
num_fonts = 0;
num_polygons= 0;
- fonts = 0;
currentfont = 0;
currentglyph = 0;
id2font = new GHash(1);
this->num_glyphs = size;
}
}
-FontInfo::FontInfo()
+FontInfo::FontInfo(char*id)
{
+ this->id = strdup(id);
this->charid2glyph = 0;
this->seen = 0;
this->num_glyphs = 0;
this->lastx = 0;
this->lasty = 0;
this->gfxfont = 0;
+ this->space_char = -1;
}
FontInfo::~FontInfo()
{
+ if(this->id) {free(this->id);this->id=0;}
this->font = 0;
if(this->charid2glyph) {
free(this->charid2glyph);
}
}
free(glyphs);glyphs=0;
+ if(this->gfxfont)
+ gfxfont_free(this->gfxfont);
}
-GBool InfoOutputDev::upsideDown() {return gTrue;}
-GBool InfoOutputDev::useDrawChar() {return gTrue;}
-GBool InfoOutputDev::interpretType3Chars() {return gTrue;}
-GBool InfoOutputDev::useTilingPatternFill() {return gTrue;}
-void InfoOutputDev::startPage(int pageNum, GfxState *state, double crop_x1, double crop_y1, double crop_x2, double crop_y2)
-{
- double x1,y1,x2,y2;
- state->transform(crop_x1,crop_y1,&x1,&y1);
- state->transform(crop_x2,crop_y2,&x2,&y2);
- if(x2<x1) {double x3=x1;x1=x2;x2=x3;}
- if(y2<y1) {double y3=y1;y1=y2;y2=y3;}
- this->x1 = (int)x1;
- this->y1 = (int)y1;
- this->x2 = (int)x2;
- this->y2 = (int)y2;
- msg("<verbose> Generating info structure for page %d", pageNum);
-}
-void InfoOutputDev::endPage()
+static int findSpace(gfxfont_t*font)
{
+ int first_space = -1;
+ int t;
+ for(t=0;t<font->num_glyphs;t++) {
+ gfxglyph_t*g = &font->glyphs[t];
+ if(GLYPH_IS_SPACE(g)) {
+ if(g->unicode == 32) return t;
+ if(first_space<0)
+ first_space = t;
+ }
+ }
+ if(font->num_glyphs>32 && GLYPH_IS_SPACE(&font->glyphs[32])) {
+ return 32;
+ }
+ return first_space;
}
-void InfoOutputDev::drawLink(Link *link, Catalog *catalog)
+
+static int addSpace(gfxfont_t*font)
{
- num_links++;
+ font->num_glyphs++;
+ font->glyphs = (gfxglyph_t*)realloc(font->glyphs, sizeof(gfxglyph_t)*font->num_glyphs);
+ gfxglyph_t*g = &font->glyphs[font->num_glyphs-1];
+ memset(g, 0, sizeof(*g));
+ g->unicode = 32;
+ //g->advance = font->ascent;
+ g->advance = fabs(font->ascent - font->descent)*2 / 3;
+ if(font->max_unicode > 32)
+ font->unicode2glyph[32] = font->num_glyphs-1;
+#if 0
+ g->line = gfxline_makerectangle(0, -font->ascent, g->advance, font->descent);
+#endif
+ return font->num_glyphs-1;
}
-
-/* there's not yet a way to set this */
-int config_fontquality = 10;
-int config_bigchar = 0;
-
-/* } else if(!strcmp(key,"fontquality")) {
- this->config_fontquality = atof(value);
- if(this->config_fontquality<=1)
- this->config_fontquality=1;
- } else if(!strcmp(key,"bigchar")) {
- this->config_bigchar = atoi(value);
- }
- */
-gfxfont_t* InfoOutputDev::createGfxFont(GfxFont*xpdffont, FontInfo*src)
+static gfxfont_t* createGfxFont(FontInfo*src)
{
gfxfont_t*font = (gfxfont_t*)malloc(sizeof(gfxfont_t));
memset(font, 0, sizeof(gfxfont_t));
double scale = 1;
//printf("%d glyphs\n", font->num_glyphs);
font->num_glyphs = 0;
- font->ascent = fabs(src->descender);
- font->descent = fabs(src->ascender);
+ font->ascent = fabs(src->ascender);
+ font->descent = fabs(src->descender);
for(t=0;t<src->num_glyphs;t++) {
if(src->glyphs[t]) {
}
}
- msg("<trace> %d glyphs.", t, font->num_glyphs);
return font;
}
+static float find_average_glyph_advance(gfxfont_t*f)
+{
+ if(!f->num_glyphs)
+ return 0.0;
+
+ float*values = (float*)malloc(sizeof(float)*f->num_glyphs);
+ int t;
+ for(t=0;t<f->num_glyphs;t++) {
+ values[t] = f->glyphs[t].advance;
+ }
+ float m = medianf(values, f->num_glyphs);
+ free(values);
+ return m;
+}
+
+gfxfont_t* FontInfo::getGfxFont()
+{
+ if(!this->gfxfont) {
+ this->gfxfont = createGfxFont(this);
+ this->gfxfont->id = strdup(this->id);
+ this->space_char = findSpace(this->gfxfont);
+ this->average_advance = find_average_glyph_advance(this->gfxfont);
+
+ if(this->space_char>=0) {
+ msg("<debug> Font %s has space char %d (unicode=%d)",
+ this->id, this->space_char,
+ this->gfxfont->glyphs[this->space_char].unicode);
+ } else if(config_addspace) {
+ this->space_char = addSpace(this->gfxfont);
+ msg("<debug> Appending space char to font %s, position %d", this->gfxfont->id, this->space_char);
+ }
+ }
+ return this->gfxfont;
+}
+
+GBool InfoOutputDev::upsideDown() {return gTrue;}
+GBool InfoOutputDev::useDrawChar() {return gTrue;}
+GBool InfoOutputDev::interpretType3Chars() {return gTrue;}
+GBool InfoOutputDev::useTilingPatternFill() {return gTrue;}
+
+void InfoOutputDev::startPage(int pageNum, GfxState *state, double crop_x1, double crop_y1, double crop_x2, double crop_y2)
+{
+ double x1,y1,x2,y2;
+ state->transform(crop_x1,crop_y1,&x1,&y1);
+ state->transform(crop_x2,crop_y2,&x2,&y2);
+ if(x2<x1) {double x3=x1;x1=x2;x2=x3;}
+ if(y2<y1) {double y3=y1;y1=y2;y2=y3;}
+ this->x1 = (int)x1;
+ this->y1 = (int)y1;
+ this->x2 = (int)x2;
+ this->y2 = (int)y2;
+ msg("<verbose> Generating info structure for page %d", pageNum);
+}
+void InfoOutputDev::endPage()
+{
+}
+void InfoOutputDev::drawLink(Link *link, Catalog *catalog)
+{
+ num_links++;
+}
+
+/* } else if(!strcmp(key,"fontquality")) {
+ this->config_fontquality = atof(value);
+ if(this->config_fontquality<=1)
+ this->config_fontquality=1;
+ } else if(!strcmp(key,"bigchar")) {
+ this->config_bigchar = atoi(value);
+ }
+ */
+
double InfoOutputDev::getMaximumFontSize(char*id)
{
FontInfo*info = (FontInfo*)id2font->lookup(id);
currentfont = (FontInfo*)id2font->lookup(id);
if(!currentfont) {
- currentfont = new FontInfo;
+ currentfont = new FontInfo(id);
currentfont->font = font;
currentfont->max_size = 0;
GString* idStr = new GString(id);
currentfont->ascender = currentfont->descender = 0;
}
- currentfont->gfxfont = this->createGfxFont(font, currentfont);
- currentfont->gfxfont->id = strdup(id);
- fonts = gfxfontlist_addfont(fonts, currentfont->gfxfont);
-
free(id);
}
if(currentfont && currentfont->max_size < len) {
currentfont->max_size = len;
}
+
+ num_textfields++;
+
currentfont->grow(code+1);
GlyphInfo*g = currentfont->glyphs[code];
if(!g) {
g->advance = currentfont->splash_font->last_advance;
g->unicode = 0;
}
- if(uLen && (u[0]>=32 && u[0]<g->unicode || !g->unicode)) {
+ if(uLen && ((u[0]>=32 && u[0]<g->unicode) || !g->unicode)) {
g->unicode = u[0];
}
if(currentfont->lastchar>=0 && currentfont->lasty == y) {
char*id = getFontID(font);
currentfont = (FontInfo*)id2font->lookup(id);
if(!currentfont) {
- currentfont = new FontInfo;
+ currentfont = new FontInfo(id);
currentfont->font = font;
GString* idStr = new GString(id);
id2font->add(idStr, (void*)currentfont);
int width, int height, GBool invert,
GBool inlineImg)
{
- num_images++;
+ if(str->getKind()==strDCT) num_jpeg_images++; else num_ppm_images++;
+
OutputDev::drawImageMask(state,ref,str,width,height,invert,inlineImg);
}
void InfoOutputDev::drawImage(GfxState *state, Object *ref, Stream *str,
int width, int height, GfxImageColorMap *colorMap,
int *maskColors, GBool inlineImg)
{
- num_images++;
+ if(str->getKind()==strDCT) num_jpeg_images++; else num_ppm_images++;
+
OutputDev::drawImage(state,ref,str,width,height,colorMap,maskColors,inlineImg);
}
void InfoOutputDev::drawMaskedImage(GfxState *state, Object *ref, Stream *str,
int maskWidth, int maskHeight,
GBool maskInvert)
{
+ if(str->getKind()==strDCT) num_jpeg_images++; else num_ppm_images++;
+
OutputDev::drawMaskedImage(state,ref,str,width,height,colorMap,maskStr,maskWidth,maskHeight,maskInvert);
}
int maskWidth, int maskHeight,
GfxImageColorMap *maskColorMap)
{
+ if(str->getKind()==strDCT) num_jpeg_images++; else num_ppm_images++;
+
OutputDev::drawSoftMaskedImage(state,ref,str,width,height,colorMap,maskStr,maskWidth,maskHeight,maskColorMap);
}
+
+void InfoOutputDev::dumpfonts(gfxdevice_t*dev)
+{
+ GHashIter*i;
+ GString*key;
+ FontInfo*font;
+ id2font->startIter(&i);
+ while(id2font->getNext(&i, &key, (void**)&font)) {
+ dev->addfont(dev, font->getGfxFont());
+ }
+}