+/* A table axis.
+
+ Many table-related declarations use 2-element arrays in place of "x" and "y"
+ variables. This reduces code duplication significantly, because much table
+ code treats rows and columns the same way.
+
+ A lot of code that uses these enumerations assumes that the two values are 0
+ and 1, so don't change them to other values. */
+enum table_axis
+ {
+ TABLE_HORZ,
+ TABLE_VERT
+#define TABLE_N_AXES 2
+ };
+
+struct cell_color
+ {
+ uint8_t alpha, r, g, b;
+ };
+
+#define CELL_COLOR(r, g, b) { 255, r, g, b }
+#define CELL_COLOR_BLACK CELL_COLOR (0, 0, 0)
+#define CELL_COLOR_WHITE CELL_COLOR (255, 255, 255)
+
+static inline bool
+cell_color_equal (const struct cell_color *a, const struct cell_color *b)
+{
+ return a->alpha == b->alpha && a->r == b->r && a->g == b->g && a->b == b->b;
+}
+
+void cell_color_dump (const struct cell_color *);
+
+enum table_stroke
+ {
+ TABLE_STROKE_NONE,
+ TABLE_STROKE_SOLID,
+ TABLE_STROKE_DASHED,
+ TABLE_STROKE_THICK,
+ TABLE_STROKE_THIN,
+ TABLE_STROKE_DOUBLE,
+ TABLE_N_STROKES,
+ };
+
+const char *table_stroke_to_string (enum table_stroke);
+
+struct table_border_style
+ {
+ enum table_stroke stroke;
+ struct cell_color color;
+ };
+
+#define TABLE_BORDER_STYLE_INITIALIZER { TABLE_STROKE_SOLID, CELL_COLOR_BLACK }
+
+enum table_halign
+ {
+ TABLE_HALIGN_RIGHT,
+ TABLE_HALIGN_LEFT,
+ TABLE_HALIGN_CENTER,
+ TABLE_HALIGN_MIXED,
+ TABLE_HALIGN_DECIMAL
+ };
+
+const char *table_halign_to_string (enum table_halign);
+
+enum table_valign
+ {
+ TABLE_VALIGN_TOP,
+ TABLE_VALIGN_CENTER,
+ TABLE_VALIGN_BOTTOM,
+ };
+
+const char *table_valign_to_string (enum table_valign);
+
+struct cell_style
+ {
+ enum table_halign halign;
+ enum table_valign valign;
+ double decimal_offset; /* In 1/96" units. */
+ char decimal_char; /* Either '.' or ','. */
+ int margin[TABLE_N_AXES][2]; /* In 1/96" units. */
+ };
+
+#define CELL_STYLE_INITIALIZER { CELL_STYLE_INITIALIZER__ }
+#define CELL_STYLE_INITIALIZER__ \
+ .margin = { [TABLE_HORZ][0] = 8, [TABLE_HORZ][1] = 11, \
+ [TABLE_VERT][0] = 1, [TABLE_VERT][1] = 1 }
+
+void cell_style_dump (const struct cell_style *);
+
+struct font_style
+ {
+ bool bold, italic, underline, markup;
+ struct cell_color fg[2], bg[2];
+ char *typeface;
+ int size;
+ };
+
+#define FONT_STYLE_INITIALIZER { FONT_STYLE_INITIALIZER__ }
+#define FONT_STYLE_INITIALIZER__ \
+ .fg = { [0] = CELL_COLOR_BLACK, [1] = CELL_COLOR_BLACK}, \
+ .bg = { [0] = CELL_COLOR_WHITE, [1] = CELL_COLOR_WHITE},
+
+void font_style_copy (struct font_style *, const struct font_style *);
+void font_style_uninit (struct font_style *);
+void font_style_dump (const struct font_style *);
+
+struct area_style
+ {
+ struct cell_style cell_style;
+ struct font_style font_style;
+ };
+
+#define AREA_STYLE_INITIALIZER { AREA_STYLE_INITIALIZER__ }
+#define AREA_STYLE_INITIALIZER__ \
+ .cell_style = CELL_STYLE_INITIALIZER, \
+ .font_style = FONT_STYLE_INITIALIZER
+
+struct area_style *area_style_clone (struct pool *, const struct area_style *);
+void area_style_copy (struct area_style *, const struct area_style *);
+void area_style_uninit (struct area_style *);
+void area_style_free (struct area_style *);
+