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Factor out common stroke code in pdf-operators

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This commit is contained in:
Adrian Johnson 2008-03-16 17:29:48 +10:30
parent 8238a9fd4f
commit e4f087b8b9
1 changed files with 32 additions and 36 deletions
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68
src/cairo-pdf-operators.c
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@ -583,12 +583,13 @@ _cairo_pdf_operators_emit_stroke_style (cairo_pdf_operators_t *pdf_operators,
}
cairo_int_status_t
_cairo_pdf_operators_stroke (cairo_pdf_operators_t *pdf_operators,
cairo_path_fixed_t *path,
cairo_stroke_style_t *style,
cairo_matrix_t *ctm,
cairo_matrix_t *ctm_inverse)
static cairo_int_status_t
_cairo_pdf_operators_emit_stroke (cairo_pdf_operators_t *pdf_operators,
cairo_path_fixed_t *path,
cairo_stroke_style_t *style,
cairo_matrix_t *ctm,
cairo_matrix_t *ctm_inverse,
const char *pdf_operator)
{
cairo_status_t status;
cairo_matrix_t m, path_transform;
@ -628,7 +629,7 @@ _cairo_pdf_operators_stroke (cairo_pdf_operators_t *pdf_operators,
if (status)
return status;
_cairo_output_stream_printf (pdf_operators->stream, "S");
_cairo_output_stream_printf (pdf_operators->stream, "%s", pdf_operator);
if (has_ctm)
_cairo_output_stream_printf (pdf_operators->stream, " Q");
@ -637,6 +638,21 @@ _cairo_pdf_operators_stroke (cairo_pdf_operators_t *pdf_operators,
return _cairo_output_stream_get_status (pdf_operators->stream);
}
cairo_int_status_t
_cairo_pdf_operators_stroke (cairo_pdf_operators_t *pdf_operators,
cairo_path_fixed_t *path,
cairo_stroke_style_t *style,
cairo_matrix_t *ctm,
cairo_matrix_t *ctm_inverse)
{
return _cairo_pdf_operators_emit_stroke (pdf_operators,
path,
style,
ctm,
ctm_inverse,
"S");
}
cairo_int_status_t
_cairo_pdf_operators_fill (cairo_pdf_operators_t *pdf_operators,
cairo_path_fixed_t *path,
@ -678,45 +694,25 @@ _cairo_pdf_operators_fill_stroke (cairo_pdf_operators_t *pdf_operators,
cairo_matrix_t *ctm,
cairo_matrix_t *ctm_inverse)
{
const char *pdf_operator;
cairo_status_t status;
cairo_matrix_t m;
status = _cairo_pdf_operators_emit_stroke_style (pdf_operators, style);
if (status == CAIRO_INT_STATUS_NOTHING_TO_DO)
return CAIRO_STATUS_SUCCESS;
if (status)
return status;
cairo_matrix_multiply (&m, ctm, &pdf_operators->cairo_to_pdf);
_cairo_output_stream_printf (pdf_operators->stream,
"q %f %f %f %f %f %f cm\n",
m.xx, m.yx, m.xy, m.yy,
m.x0, m.y0);
status = _cairo_pdf_operators_emit_path (pdf_operators,
path,
ctm_inverse,
style->line_cap);
if (status)
return status;
const char *operator;
switch (fill_rule) {
case CAIRO_FILL_RULE_WINDING:
pdf_operator = "B";
operator = "B";
break;
case CAIRO_FILL_RULE_EVEN_ODD:
pdf_operator = "B*";
operator = "B*";
break;
default:
ASSERT_NOT_REACHED;
}
_cairo_output_stream_printf (pdf_operators->stream,
"%s Q\n",
pdf_operator);
return _cairo_output_stream_get_status (pdf_operators->stream);
return _cairo_pdf_operators_emit_stroke (pdf_operators,
path,
style,
ctm,
ctm_inverse,
operator);
}
#define GLYPH_POSITION_TOLERANCE 0.001