fdo-mirrors/cairo
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/cairo/cairo.git synced 2025-12-24 18:20:09 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions

PDF: Share path callbacks for fill and stroke.

Browse source
This commit is contained in:
Carl Worth 2006-05-23 11:23:27 -07:00
parent 7e5bef2439
commit 68b41cfd06
1 changed files with 36 additions and 76 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

112
src/cairo-pdf-surface.c
View file

@ -1324,63 +1324,6 @@ emit_pattern (cairo_pdf_surface_t *surface, cairo_pattern_t *pattern)
return CAIRO_STATUS_PATTERN_TYPE_MISMATCH;
}
static cairo_status_t
_cairo_pdf_path_move_to (void *closure, cairo_point_t *point)
{
cairo_output_stream_t *output = closure;
_cairo_output_stream_printf (output,
"%f %f m ",
_cairo_fixed_to_double (point->x),
_cairo_fixed_to_double (point->y));
return CAIRO_STATUS_SUCCESS;
}
static cairo_status_t
_cairo_pdf_path_line_to (void *closure, cairo_point_t *point)
{
cairo_output_stream_t *output = closure;
_cairo_output_stream_printf (output,
"%f %f l ",
_cairo_fixed_to_double (point->x),
_cairo_fixed_to_double (point->y));
return CAIRO_STATUS_SUCCESS;
}
static cairo_status_t
_cairo_pdf_path_curve_to (void *closure,
cairo_point_t *b,
cairo_point_t *c,
cairo_point_t *d)
{
cairo_output_stream_t *output = closure;
_cairo_output_stream_printf (output,
"%f %f %f %f %f %f c ",
_cairo_fixed_to_double (b->x),
_cairo_fixed_to_double (b->y),
_cairo_fixed_to_double (c->x),
_cairo_fixed_to_double (c->y),
_cairo_fixed_to_double (d->x),
_cairo_fixed_to_double (d->y));
return CAIRO_STATUS_SUCCESS;
}
static cairo_status_t
_cairo_pdf_path_close_path (void *closure)
{
cairo_output_stream_t *output = closure;
_cairo_output_stream_printf (output,
"h\r\n");
return CAIRO_STATUS_SUCCESS;
}
static cairo_int_status_t
_cairo_pdf_surface_copy_page (void *abstract_surface)
{
@ -1429,13 +1372,14 @@ typedef struct _pdf_path_info {
} pdf_path_info_t;
static cairo_status_t
_cairo_pdf_stroke_move_to (void *closure, cairo_point_t *point)
_cairo_pdf_path_move_to (void *closure, cairo_point_t *point)
{
pdf_path_info_t *info = closure;
double x = _cairo_fixed_to_double (point->x);
double y = _cairo_fixed_to_double (point->y);
cairo_matrix_transform_point (info->ctm_inverse, &x, &y);
if (info->ctm_inverse)
cairo_matrix_transform_point (info->ctm_inverse, &x, &y);
_cairo_output_stream_printf (info->output,
"%f %f m ", x, y);
@ -1444,13 +1388,14 @@ _cairo_pdf_stroke_move_to (void *closure, cairo_point_t *point)
}
static cairo_status_t
_cairo_pdf_stroke_line_to (void *closure, cairo_point_t *point)
_cairo_pdf_path_line_to (void *closure, cairo_point_t *point)
{
pdf_path_info_t *info = closure;
double x = _cairo_fixed_to_double (point->x);
double y = _cairo_fixed_to_double (point->y);
cairo_matrix_transform_point (info->ctm_inverse, &x, &y);
if (info->ctm_inverse)
cairo_matrix_transform_point (info->ctm_inverse, &x, &y);
_cairo_output_stream_printf (info->output,
"%f %f l ", x, y);
@ -1458,10 +1403,10 @@ _cairo_pdf_stroke_line_to (void *closure, cairo_point_t *point)
}
static cairo_status_t
_cairo_pdf_stroke_curve_to (void *closure,
cairo_point_t *b,
cairo_point_t *c,
cairo_point_t *d)
_cairo_pdf_path_curve_to (void *closure,
cairo_point_t *b,
cairo_point_t *c,
cairo_point_t *d)
{
pdf_path_info_t *info = closure;
double bx = _cairo_fixed_to_double (b->x);
@ -1471,9 +1416,11 @@ _cairo_pdf_stroke_curve_to (void *closure,
double dx = _cairo_fixed_to_double (d->x);
double dy = _cairo_fixed_to_double (d->y);
cairo_matrix_transform_point (info->ctm_inverse, &bx, &by);
cairo_matrix_transform_point (info->ctm_inverse, &cx, &cy);
cairo_matrix_transform_point (info->ctm_inverse, &dx, &dy);
if (info->ctm_inverse) {
cairo_matrix_transform_point (info->ctm_inverse, &bx, &by);
cairo_matrix_transform_point (info->ctm_inverse, &cx, &cy);
cairo_matrix_transform_point (info->ctm_inverse, &dx, &dy);
}
_cairo_output_stream_printf (info->output,
"%f %f %f %f %f %f c ",
@ -1482,7 +1429,7 @@ _cairo_pdf_stroke_curve_to (void *closure,
}
static cairo_status_t
_cairo_pdf_stroke_close_path (void *closure)
_cairo_pdf_path_close_path (void *closure)
{
pdf_path_info_t *info = closure;
@ -1502,6 +1449,7 @@ _cairo_pdf_surface_intersect_clip_path (void *abstract_surface,
cairo_pdf_surface_t *surface = abstract_surface;
cairo_status_t status;
const char *pdf_operator;
pdf_path_info_t info;
if (path == NULL) {
if (surface->has_clip)
@ -1515,13 +1463,16 @@ _cairo_pdf_surface_intersect_clip_path (void *abstract_surface,
surface->has_clip = TRUE;
}
info.output = surface->output;
info.ctm_inverse = NULL;
status = _cairo_path_fixed_interpret (path,
CAIRO_DIRECTION_FORWARD,
_cairo_pdf_path_move_to,
_cairo_pdf_path_line_to,
_cairo_pdf_path_curve_to,
_cairo_pdf_path_close_path,
surface->output);
&info);
switch (fill_rule) {
case CAIRO_FILL_RULE_WINDING:
@ -1672,6 +1623,7 @@ _cairo_pdf_surface_emit_glyph (cairo_pdf_surface_t *surface,
{
cairo_scaled_glyph_t *scaled_glyph;
cairo_status_t status;
pdf_path_info_t info;
status = _cairo_scaled_glyph_lookup (scaled_font,
scaled_font_glyph_index,
@ -1705,13 +1657,16 @@ _cairo_pdf_surface_emit_glyph (cairo_pdf_surface_t *surface,
_cairo_fixed_to_double (scaled_glyph->bbox.p2.x),
-_cairo_fixed_to_double (scaled_glyph->bbox.p1.y));
info.output = surface->output;
info.ctm_inverse = NULL;
status = _cairo_path_fixed_interpret (scaled_glyph->path,
CAIRO_DIRECTION_FORWARD,
_cairo_pdf_path_move_to,
_cairo_pdf_path_line_to,
_cairo_pdf_path_curve_to,
_cairo_pdf_path_close_path,
surface->output);
&info);
_cairo_output_stream_printf (surface->output,
" f");
@ -2238,12 +2193,13 @@ _cairo_pdf_surface_stroke (void *abstract_surface,
info.output = surface->output;
info.ctm_inverse = ctm_inverse;
status = _cairo_path_fixed_interpret (path,
CAIRO_DIRECTION_FORWARD,
_cairo_pdf_stroke_move_to,
_cairo_pdf_stroke_line_to,
_cairo_pdf_stroke_curve_to,
_cairo_pdf_stroke_close_path,
_cairo_pdf_path_move_to,
_cairo_pdf_path_line_to,
_cairo_pdf_path_curve_to,
_cairo_pdf_path_close_path,
&info);
_cairo_output_stream_printf (surface->output,
@ -2273,6 +2229,7 @@ _cairo_pdf_surface_fill (void *abstract_surface,
cairo_pdf_surface_t *surface = abstract_surface;
const char *pdf_operator;
cairo_status_t status;
pdf_path_info_t info;
if (surface->paginated_mode == CAIRO_PAGINATED_MODE_ANALYZE) {
/* XXX: Does PDF provide a way we can preserve this hint? For now,
@ -2289,13 +2246,16 @@ _cairo_pdf_surface_fill (void *abstract_surface,
if (status)
return status;
info.output = surface->output;
info.ctm_inverse = NULL;
status = _cairo_path_fixed_interpret (path,
CAIRO_DIRECTION_FORWARD,
_cairo_pdf_path_move_to,
_cairo_pdf_path_line_to,
_cairo_pdf_path_curve_to,
_cairo_pdf_path_close_path,
surface->output);
&info);
switch (fill_rule) {
case CAIRO_FILL_RULE_WINDING: