C++ (Cpp) _cairo_pdf_operators_show_text_glyphs Examples

Example #1

File: cairo-type3-glyph-surface.c Project: jwmcglynn/Gadgets

static cairo_int_status_t
_cairo_type3_glyph_surface_show_glyphs (void		     *abstract_surface,
					cairo_operator_t      op,
					cairo_pattern_t	     *source,
					cairo_glyph_t        *glyphs,
					int		      num_glyphs,
					cairo_scaled_font_t  *scaled_font,
					int		     *remaining_glyphs)
{
    cairo_type3_glyph_surface_t *surface = abstract_surface;
    cairo_int_status_t status;
    cairo_scaled_font_t *font;
    cairo_matrix_t new_ctm, ctm_inverse;
    int i;

    for (i = 0; i < num_glyphs; i++)
	cairo_matrix_transform_point (&surface->cairo_to_pdf, &glyphs[i].x, &glyphs[i].y);

    /* We require the matrix to be invertable. */
    ctm_inverse = scaled_font->ctm;
    status = cairo_matrix_invert (&ctm_inverse);
    if (status)
	return CAIRO_INT_STATUS_IMAGE_FALLBACK;

    cairo_matrix_multiply (&new_ctm, &scaled_font->ctm, &ctm_inverse);
    font = cairo_scaled_font_create (scaled_font->font_face,
				     &scaled_font->font_matrix,
				     &new_ctm,
				     &scaled_font->options);

    status = _cairo_pdf_operators_show_text_glyphs (&surface->pdf_operators,
						    NULL, 0,
						    glyphs, num_glyphs,
						    NULL, 0,
						    FALSE,
						    font);

    cairo_scaled_font_destroy (font);

    return status;
}

Example #2

File: cairo-type3-glyph-surface.c Project: ghub/NVprSDK

static cairo_int_status_t
_cairo_type3_glyph_surface_show_glyphs (void		     *abstract_surface,
					cairo_operator_t      op,
					const cairo_pattern_t *source,
					cairo_glyph_t        *glyphs,
					int		      num_glyphs,
					cairo_scaled_font_t  *scaled_font,
					cairo_clip_t	     *clip,
					int		     *remaining_glyphs)
{
    cairo_type3_glyph_surface_t *surface = abstract_surface;
    cairo_int_status_t status;
    cairo_scaled_font_t *font;
    cairo_matrix_t new_ctm, invert_y_axis;

    status = _cairo_surface_clipper_set_clip (&surface->clipper, clip);
    if (unlikely (status))
	return status;

    cairo_matrix_init_scale (&invert_y_axis, 1, -1);
    cairo_matrix_multiply (&new_ctm, &invert_y_axis, &scaled_font->ctm);
    cairo_matrix_multiply (&new_ctm, &surface->cairo_to_pdf, &new_ctm);
    font = cairo_scaled_font_create (scaled_font->font_face,
				     &scaled_font->font_matrix,
				     &new_ctm,
				     &scaled_font->options);
    if (unlikely (font->status))
	return font->status;

    status = _cairo_pdf_operators_show_text_glyphs (&surface->pdf_operators,
						    NULL, 0,
						    glyphs, num_glyphs,
						    NULL, 0,
						    FALSE,
						    font);

    cairo_scaled_font_destroy (font);

    return status;
}