#include <freetype/ftoutln.h>
#endif
+/* Setting subpixels to 64 also means that the "point size" of the
+ font outlines will be 64. So the font, when rendered at original
+ size (i.e., the swf fontsize is 1024) will have the same size as
+ if it was rendered at 64pt */
+
#define FT_SCALE 1
#define FT_SUBPIXELS 64
-static int ft_move_to(FT_Vector* _to, void* user)
+static int ft_move_to(const FT_Vector* _to, void* user)
{
drawer_t* draw = (drawer_t*)user;
FPOINT to;
draw->moveTo(draw, &to);
return 0;
}
-static int ft_line_to(FT_Vector* _to, void* user)
+static int ft_line_to(const FT_Vector* _to, void* user)
{
drawer_t* draw = (drawer_t*)user;
FPOINT to;
draw->lineTo(draw, &to);
return 0;
}
-static int ft_cubic_to(FT_Vector* _c1, FT_Vector* _c2, FT_Vector* _to, void* user)
+static int ft_conic_to(const FT_Vector* _c, const FT_Vector* _to, void* user)
{
drawer_t* draw = (drawer_t*)user;
- FPOINT c1,c2,to;
+ FPOINT c,to;
to.x = _to->x*FT_SCALE/(float)FT_SUBPIXELS;
to.y = -_to->y*FT_SCALE/(float)FT_SUBPIXELS;
- c1.x = _c1->x*FT_SCALE/(float)FT_SUBPIXELS;
- c1.y = -_c1->y*FT_SCALE/(float)FT_SUBPIXELS;
- c2.x = _c2->x*FT_SCALE/(float)FT_SUBPIXELS;
- c2.y = -_c2->y*FT_SCALE/(float)FT_SUBPIXELS;
- draw_cubicTo(draw, &c1, &c2, &to);
+ c.x = _c->x*FT_SCALE/(float)FT_SUBPIXELS;
+ c.y = -_c->y*FT_SCALE/(float)FT_SUBPIXELS;
+ draw_conicTo(draw, &c, &to);
return 0;
}
-static int ft_conic_to(FT_Vector* _c, FT_Vector* _to, void* user)
+static int ft_cubic_to(const FT_Vector* _c1, const FT_Vector* _c2, const FT_Vector* _to, void* user)
{
drawer_t* draw = (drawer_t*)user;
- FPOINT c,to;
+ FPOINT c1,c2,to;
to.x = _to->x*FT_SCALE/(float)FT_SUBPIXELS;
to.y = -_to->y*FT_SCALE/(float)FT_SUBPIXELS;
- c.x = _c->x*FT_SCALE/(float)FT_SUBPIXELS;
- c.y = -_c->y*FT_SCALE/(float)FT_SUBPIXELS;
- draw_conicTo(draw, &c, &to);
+ c1.x = _c1->x*FT_SCALE/(float)FT_SUBPIXELS;
+ c1.y = -_c1->y*FT_SCALE/(float)FT_SUBPIXELS;
+ c2.x = _c2->x*FT_SCALE/(float)FT_SUBPIXELS;
+ c2.y = -_c2->y*FT_SCALE/(float)FT_SUBPIXELS;
+ draw_cubicTo(draw, &c1, &c2, &to);
return 0;
}
static FT_Outline_Funcs outline_functions =
FT_Size size;
int max_unicode = 0;
int charmap = -1;
-
+
if(ftlibrary == 0) {
if(FT_Init_FreeType(&ftlibrary)) {
fprintf(stderr, "Couldn't init freetype library!\n");
}
}
error = FT_New_Face(ftlibrary, filename, 0, &face);
- FT_Set_Pixel_Sizes (face, 16*loadfont_scale, 16*loadfont_scale);
- if(error) {
+ if(error || !face) {
fprintf(stderr, "Couldn't load file %s- not a TTF file?\n", filename);
return 0;
}
+
+ FT_Set_Pixel_Sizes (face, 16*loadfont_scale, 16*loadfont_scale);
+
if(face->num_glyphs <= 0) {
fprintf(stderr, "File %s contains %d glyphs\n", face->num_glyphs);
return 0;
}
- font = malloc(sizeof(SWFFONT));
- memset(font, 0, sizeof(SWFFONT));
+ font = rfx_calloc(sizeof(SWFFONT));
font->id = -1;
font->version = 2;
- font->layout = malloc(sizeof(SWFLAYOUT));
- memset(font->layout, 0, sizeof(SWFLAYOUT));
- font->layout->bounds = malloc(face->num_glyphs*sizeof(SRECT));
+ font->layout = rfx_calloc(sizeof(SWFLAYOUT));
+ font->layout->bounds = rfx_calloc(face->num_glyphs*sizeof(SRECT));
font->style = ((face->style_flags&FT_STYLE_FLAG_ITALIC)?FONT_STYLE_ITALIC:0)
|((face->style_flags&FT_STYLE_FLAG_BOLD)?FONT_STYLE_BOLD:0);
font->encoding = FONT_ENCODING_UNICODE;
- font->glyph2ascii = malloc(face->num_glyphs*sizeof(U16));
- memset(font->glyph2ascii, 0, face->num_glyphs*sizeof(U16));
+ font->glyph2ascii = rfx_calloc(face->num_glyphs*sizeof(U16));
font->maxascii = 0;
- font->glyph = malloc(face->num_glyphs*sizeof(SWFGLYPH));
- memset(font->glyph, 0, face->num_glyphs*sizeof(SWFGLYPH));
+ font->glyph = rfx_calloc(face->num_glyphs*sizeof(SWFGLYPH));
if(FT_HAS_GLYPH_NAMES(face)) {
- font->glyphnames = malloc(face->num_glyphs*sizeof(char*));
- memset(font->glyphnames,0,face->num_glyphs*sizeof(char*));
+ font->glyphnames = rfx_calloc(face->num_glyphs*sizeof(char*));
}
font->layout->ascent = abs(face->ascender)*FT_SCALE*loadfont_scale*20/FT_SUBPIXELS/2; //face->bbox.xMin;
if(full_unicode)
font->maxascii = 65535;
- font->ascii2glyph = malloc(font->maxascii*sizeof(int));
+ font->ascii2glyph = rfx_calloc(font->maxascii*sizeof(int));
for(t=0;t<font->maxascii;t++) {
int g = FT_Get_Char_Index(face, t);
font->numchars = 0;
- glyph2glyph = (int*)malloc(face->num_glyphs*sizeof(int));
+ glyph2glyph = (int*)rfx_calloc(face->num_glyphs*sizeof(int));
for(t=0; t < face->num_glyphs; t++) {
FT_Glyph glyph;
}
error = FT_Load_Glyph(face, t, FT_LOAD_NO_BITMAP);
if(error) {
- fprintf(stderr, "Couldn't load glyph %d, error:%d\n", t, error);
- continue;
- }
- error = FT_Get_Glyph(face->glyph, &glyph);
- if(error) {
- fprintf(stderr, "Couldn't get glyph %d, error:%d\n", t, error);
- continue;
+ //tends to happen with some pdfs
+ fprintf(stderr, "Warning: Glyph %d has return code %d\n", t, error);
+ glyph=0;
+ if(skip_unused)
+ continue;
+ } else {
+ error = FT_Get_Glyph(face->glyph, &glyph);
+ if(error) {
+ fprintf(stderr, "Couldn't get glyph %d, error:%d\n", t, error);
+ glyph=0;
+ if(skip_unused)
+ continue;
+ }
}
- FT_Glyph_Get_CBox(glyph, ft_glyph_bbox_unscaled, &bbox);
+ if(glyph)
+ FT_Glyph_Get_CBox(glyph, ft_glyph_bbox_unscaled, &bbox);
+ else
+ memset(&bbox, 0, sizeof(bbox));
+
bbox.yMin = -bbox.yMin;
bbox.yMax = -bbox.yMax;
if(bbox.xMax < bbox.xMin) {
swf_Shape01DrawerInit(&draw, 0);
//error = FT_Outline_Decompose(&face->glyph->outline, &outline_functions, &draw);
- error = FT_Outline_Decompose(&face->glyph->outline, &outline_functions, &draw);
+ if(glyph)
+ error = FT_Outline_Decompose(&face->glyph->outline, &outline_functions, &draw);
+ else
+ error = 0;
draw.finish(&draw);
if(error) {
#if 0
if(bbox.xMin > 0) {
- font->glyph[font->numchars].advance = (bbox.xMax*FT_SCALE)/FT_SUBPIXELS;
+ font->glyph[font->numchars].advance = (bbox.xMax*20*FT_SCALE)/FT_SUBPIXELS;
} else {
- font->glyph[font->numchars].advance = ((bbox.xMax - bbox.xMin)*FT_SCALE)/FT_SUBPIXELS;
+ font->glyph[font->numchars].advance = ((bbox.xMax - bbox.xMin)*20*FT_SCALE)/FT_SUBPIXELS;
}
#else
- font->glyph[font->numchars].advance = glyph->advance.x*20/65536;
+ if(glyph)
+ font->glyph[font->numchars].advance = glyph->advance.x*20/65536;
+ else
+ font->glyph[font->numchars].advance = 0;
#endif
font->glyph[font->numchars].shape = swf_ShapeDrawerToShape(&draw);
draw.dealloc(&draw);
- FT_Done_Glyph(glyph);
+ if(glyph)
+ FT_Done_Glyph(glyph);
font->glyph2ascii[font->numchars] = font->glyph2ascii[t];
glyph2glyph[t] = font->numchars;
font->numchars++;
font->ascii2glyph[t] = glyph2glyph[font->ascii2glyph[t]];
}
}
- free(glyph2glyph);
+ rfx_free(glyph2glyph);
FT_Done_Face(face);
FT_Done_FreeType(ftlibrary);ftlibrary=0;
underline = T1_GetUnderlinePosition(nr);
bbox = T1_GetFontBBox(nr);
- font = (SWFFONT*)malloc(sizeof(SWFFONT));
- memset(font, 0, sizeof(SWFFONT));
+ font = (SWFFONT*)rfx_calloc(sizeof(SWFFONT));
font->version = 2;
if(fontname)
font->name = (U8*)strdup(fontname);
else
font->name = 0;
- font->layout = (SWFLAYOUT*)malloc(sizeof(SWFLAYOUT));
- memset(font->layout, 0, sizeof(SWFLAYOUT));
+ font->layout = (SWFLAYOUT*)rfx_calloc(sizeof(SWFLAYOUT));
num = 0;
charname = charnames;
font->style = (/*bold*/0?FONT_STYLE_BOLD:0) + (angle>0.05?FONT_STYLE_ITALIC:0);
- font->glyph = (SWFGLYPH*)malloc(num*sizeof(SWFGLYPH));
- memset(font->glyph, 0, num*sizeof(SWFGLYPH));
- font->glyph2ascii = (U16*)malloc(num*sizeof(U16));
- memset(font->glyph2ascii, 0, num*sizeof(U16));
- font->ascii2glyph = (int*)malloc(font->maxascii*sizeof(int));
- memset(font->ascii2glyph, -1, font->maxascii*sizeof(int));
+ font->glyph = (SWFGLYPH*)rfx_calloc(num*sizeof(SWFGLYPH));
+ font->glyph2ascii = (U16*)rfx_calloc(num*sizeof(U16));
+ font->ascii2glyph = (int*)rfx_calloc(font->maxascii*sizeof(int));
font->layout->ascent = (U16)(underline - bbox.lly);
font->layout->descent = (U16)(bbox.ury - underline);
font->layout->leading = (U16)(font->layout->ascent -
font->layout->descent -
(bbox.lly - bbox.ury));
- font->layout->bounds = (SRECT*)malloc(sizeof(SRECT)*num);
- memset(font->layout->bounds, 0, sizeof(SRECT)*num);
+ font->layout->bounds = (SRECT*)rfx_calloc(sizeof(SRECT)*num);
font->layout->kerningcount = 0;
font->layout->kerning = 0;
- font->glyphnames = malloc(num*sizeof(char*));
- memset(font->glyphnames, 0, num*sizeof(char*));
+ font->glyphnames = rfx_calloc(num*sizeof(char*));
num = 0;
}
last = pos;
outline = outline->link;
- printf("(%f,%f) ", pos.x, pos.y);
}
- printf("\n");
draw.finish(&draw);
T1_DeleteFont(nr);
for(t=0;t<256;t++)
- free(encoding[t]);
+ rfx_free(encoding[t]);
return font;
}
SWFFONT* swf_DummyFont()
{
- SWFFONT*font = (SWFFONT*)malloc(sizeof(SWFFONT));
- memset(font, 0, sizeof(SWFFONT));
+ SWFFONT*font = (SWFFONT*)rfx_calloc(sizeof(SWFFONT));
return font;
}