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input.c was capable of generating a paragraph structure with no text
[sgt/halibut]
/
paper.h
diff --git
a/paper.h
b/paper.h
index
160bff5
..
6813fe6
100644
(file)
--- a/
paper.h
+++ b/
paper.h
@@
-8,7
+8,12
@@
#ifndef HALIBUT_PAPER_H
#define HALIBUT_PAPER_H
#ifndef HALIBUT_PAPER_H
#define HALIBUT_PAPER_H
+/* Number of internal units per PostScript point. */
+#define UNITS_PER_PT 1000
+#define FUNITS_PER_PT 1000.0
+
typedef struct document_Tag document;
typedef struct document_Tag document;
+typedef struct kern_pair_Tag kern_pair;
typedef struct font_data_Tag font_data;
typedef struct font_encoding_Tag font_encoding;
typedef struct font_list_Tag font_list;
typedef struct font_data_Tag font_data;
typedef struct font_encoding_Tag font_encoding;
typedef struct font_list_Tag font_list;
@@
-35,6
+40,16
@@
struct document_Tag {
};
/*
};
/*
+ * This data structure represents a kerning pair within a font.
+ */
+struct kern_pair_Tag {
+ /* Glyph indices, in font_data.glyphs. */
+ unsigned short left, right;
+ /* Kern amount, in internal units. */
+ int kern;
+};
+
+/*
* This data structure represents a particular font.
*/
struct font_data_Tag {
* This data structure represents a particular font.
*/
struct font_data_Tag {
@@
-50,6
+65,7
@@
struct font_data_Tag {
int nglyphs;
const char *const *glyphs;
const int *widths;
int nglyphs;
const char *const *glyphs;
const int *widths;
+ tree234 *kerns;
/*
* For reasonably speedy lookup, we set up a 65536-element
* table representing the Unicode BMP (I can conveniently
/*
* For reasonably speedy lookup, we set up a 65536-element
* table representing the Unicode BMP (I can conveniently
@@
-149,10
+165,20
@@
struct para_data_Tag {
RECT_NONE, RECT_CHAPTER_UNDERLINE, RECT_RULE
} rect_type;
/*
RECT_NONE, RECT_CHAPTER_UNDERLINE, RECT_RULE
} rect_type;
/*
+ * We left- and right-justify in special circumstances.
+ */
+ enum {
+ JUST, LEFT, RIGHT
+ } justification;
+ /*
* For constructing the page outline.
*/
int outline_level; /* 0=title 1=C 2=H 3=S 4=S2... */
wchar_t *outline_title;
* For constructing the page outline.
*/
int outline_level; /* 0=title 1=C 2=H 3=S 4=S2... */
wchar_t *outline_title;
+ /*
+ * For adding the page number of a contents entry afterwards.
+ */
+ paragraph *contents_entry;
};
struct line_data_Tag {
};
struct line_data_Tag {
@@
-179,6
+205,7
@@
struct line_data_Tag {
word *end;
int xpos;
int hshortfall, nspaces; /* for justifying paragraphs */
word *end;
int xpos;
int hshortfall, nspaces; /* for justifying paragraphs */
+ int real_shortfall;
/*
* Auxiliary text: a section number in a margin, or a list item
* bullet or number. Also mention where to display this text
/*
* Auxiliary text: a section number in a margin, or a list item
* bullet or number. Also mention where to display this text
@@
-205,9
+232,9
@@
struct line_data_Tag {
/*
* These fields are used in the page breaking algorithm.
*/
/*
* These fields are used in the page breaking algorithm.
*/
- int bestcost;
- int
vshortfall, text,
space;
- line_data *
page_last;
/* last line on a page starting here */
+ int
*
bestcost;
+ int
*vshortfall, *text, *
space;
+ line_data *
*page_last;
/* last line on a page starting here */
/*
* After page breaking, we can assign an actual y-coordinate on
* the page to each line. Also we store a pointer back to the
/*
* After page breaking, we can assign an actual y-coordinate on
* the page to each line. Also we store a pointer back to the
@@
-250,6
+277,10
@@
struct page_data_Tag {
rect *first_rect;
rect *last_rect;
/*
rect *first_rect;
rect *last_rect;
/*
+ * The page number, as a string.
+ */
+ wchar_t *number;
+ /*
* This spare pointer field is for use by the client backends.
*/
void *spare;
* This spare pointer field is for use by the client backends.
*/
void *spare;
@@
-261,6
+292,7
@@
struct text_fragment_Tag {
font_encoding *fe;
int fontsize;
char *text;
font_encoding *fe;
int fontsize;
char *text;
+ int width;
};
struct xref_dest_Tag {
};
struct xref_dest_Tag {
@@
-291,5
+323,6
@@
struct outline_element_Tag {
wchar_t ps_glyph_to_unicode(char const *glyph);
extern const char *const ps_std_glyphs[];
const int *ps_std_font_widths(char const *fontname);
wchar_t ps_glyph_to_unicode(char const *glyph);
extern const char *const ps_std_glyphs[];
const int *ps_std_font_widths(char const *fontname);
+const kern_pair *ps_std_font_kerns(char const *fontname);
#endif
#endif