cairo_int_status_t _cairo_composite_rectangles_lazy_init_for_fill (cairo_composite_rectangles_t *extents, cairo_surface_t *surface, cairo_operator_t op, const cairo_pattern_t *source, const cairo_path_fixed_t *path, const cairo_clip_t *clip) { cairo_bool_t should_be_lazy = TRUE; if (! _cairo_composite_rectangles_init (extents, surface, op, source, clip, &should_be_lazy)) { return CAIRO_INT_STATUS_NOTHING_TO_DO; } if (! should_be_lazy) { _cairo_path_fixed_approximate_fill_extents (path, &extents->mask); return _cairo_composite_rectangles_intersect (extents, clip); } extents->clip = _cairo_clip_copy (clip); return CAIRO_INT_STATUS_SUCCESS; }
cairo_int_status_t _cairo_composite_rectangles_init_for_glyphs (cairo_composite_rectangles_t *extents, int surface_width, int surface_height, cairo_operator_t op, const cairo_pattern_t *source, cairo_scaled_font_t *scaled_font, cairo_glyph_t *glyphs, int num_glyphs, cairo_clip_t *clip, cairo_bool_t *overlap) { cairo_status_t status; if (! _cairo_composite_rectangles_init (extents, surface_width, surface_height, op, source, clip)) { return CAIRO_INT_STATUS_NOTHING_TO_DO; } status = _cairo_scaled_font_glyph_device_extents (scaled_font, glyphs, num_glyphs, &extents->mask, overlap); if (unlikely (status)) return status; return _cairo_composite_rectangles_intersect (extents); }
cairo_int_status_t _cairo_composite_rectangles_init_for_polygon (cairo_composite_rectangles_t *extents, cairo_surface_t *surface, cairo_operator_t op, const cairo_pattern_t *source, const cairo_polygon_t *polygon, const cairo_clip_t *clip) { if (! _cairo_composite_rectangles_init (extents, surface, op, source, clip)) { return CAIRO_INT_STATUS_NOTHING_TO_DO; } _cairo_box_round_to_rectangle (&polygon->extents, &extents->mask); return _cairo_composite_rectangles_intersect (extents, clip); }
cairo_int_status_t _cairo_composite_rectangles_init_for_fill (cairo_composite_rectangles_t *extents, cairo_surface_t *surface, cairo_operator_t op, const cairo_pattern_t *source, const cairo_path_fixed_t *path, const cairo_clip_t *clip) { if (! _cairo_composite_rectangles_init (extents, surface, op, source, clip)) { return CAIRO_INT_STATUS_NOTHING_TO_DO; } _cairo_path_fixed_approximate_fill_extents (path, &extents->mask); return _cairo_composite_rectangles_intersect (extents, clip); }
cairo_int_status_t _cairo_composite_rectangles_init_for_glyphs (cairo_composite_rectangles_t *extents, cairo_surface_t *surface, cairo_operator_t op, const cairo_pattern_t *source, cairo_scaled_font_t *scaled_font, cairo_glyph_t *glyphs, int num_glyphs, const cairo_clip_t *clip, cairo_bool_t *overlap) { cairo_status_t status; if (! _cairo_composite_rectangles_init (extents, surface, op, source, clip)) return CAIRO_INT_STATUS_NOTHING_TO_DO; /* Computing the exact bbox and the overlap is expensive. * First perform a cheap test to see if the glyphs are all clipped out. */ if (extents->is_bounded & CAIRO_OPERATOR_BOUND_BY_MASK && _cairo_scaled_font_glyph_approximate_extents (scaled_font, glyphs, num_glyphs, &extents->mask)) { if (! _cairo_rectangle_intersect (&extents->bounded, &extents->mask)) return CAIRO_INT_STATUS_NOTHING_TO_DO; } status = _cairo_scaled_font_glyph_device_extents (scaled_font, glyphs, num_glyphs, &extents->mask, overlap); if (unlikely (status)) return status; if (overlap && *overlap && scaled_font->options.antialias == CAIRO_ANTIALIAS_NONE && _cairo_pattern_is_opaque_solid (&extents->source_pattern.base)) { *overlap = FALSE; } return _cairo_composite_rectangles_intersect (extents, clip); }
cairo_int_status_t _cairo_composite_rectangles_lazy_init_for_mask (cairo_composite_rectangles_t *extents, cairo_surface_t *surface, cairo_operator_t op, const cairo_pattern_t *source, const cairo_pattern_t *mask, const cairo_clip_t *clip) { cairo_bool_t ret; cairo_bool_t should_be_lazy = (op == CAIRO_OPERATOR_SOURCE) ? FALSE : TRUE; if (! _cairo_composite_rectangles_init (extents, surface, op, source, clip, &should_be_lazy)) { return CAIRO_INT_STATUS_NOTHING_TO_DO; } extents->original_mask_pattern = mask; if (! should_be_lazy) { _cairo_composite_reduce_pattern (mask, &extents->mask_pattern); _cairo_pattern_get_extents (&extents->mask_pattern.base, &extents->mask); return _cairo_composite_rectangles_intersect (extents, clip); } _cairo_pattern_get_extents (extents->original_mask_pattern, &extents->mask); ret = _cairo_rectangle_intersect (&extents->bounded, &extents->mask); if (! ret && extents->is_bounded & CAIRO_OPERATOR_BOUND_BY_MASK) return CAIRO_INT_STATUS_NOTHING_TO_DO; if (extents->is_bounded == (CAIRO_OPERATOR_BOUND_BY_MASK | CAIRO_OPERATOR_BOUND_BY_SOURCE)) extents->unbounded = extents->bounded; else if ((extents->is_bounded & CAIRO_OPERATOR_BOUND_BY_MASK) && (!_cairo_rectangle_intersect (&extents->unbounded, &extents->mask))) return CAIRO_INT_STATUS_NOTHING_TO_DO; extents->clip = _cairo_clip_copy (clip); return CAIRO_INT_STATUS_SUCCESS; }
cairo_int_status_t _cairo_composite_rectangles_init_for_mask (cairo_composite_rectangles_t *extents, int surface_width, int surface_height, cairo_operator_t op, const cairo_pattern_t *source, const cairo_pattern_t *mask, cairo_clip_t *clip) { if (! _cairo_composite_rectangles_init (extents, surface_width, surface_height, op, source, clip)) { return CAIRO_INT_STATUS_NOTHING_TO_DO; } _cairo_pattern_get_extents (mask, &extents->mask); return _cairo_composite_rectangles_intersect (extents); }
cairo_int_status_t _cairo_composite_rectangles_init_for_boxes (cairo_composite_rectangles_t *extents, cairo_surface_t *surface, cairo_operator_t op, const cairo_pattern_t *source, const cairo_boxes_t *boxes, const cairo_clip_t *clip) { cairo_box_t box; if (! _cairo_composite_rectangles_init (extents, surface, op, source, clip)) { return CAIRO_INT_STATUS_NOTHING_TO_DO; } _cairo_boxes_extents (boxes, &box); _cairo_box_round_to_rectangle (&box, &extents->mask); return _cairo_composite_rectangles_intersect (extents, clip); }
cairo_int_status_t _cairo_composite_rectangles_init_for_mask (cairo_composite_rectangles_t *extents, cairo_surface_t*surface, cairo_operator_t op, const cairo_pattern_t *source, const cairo_pattern_t *mask, const cairo_clip_t *clip) { if (! _cairo_composite_rectangles_init (extents, surface, op, source, clip)) { return CAIRO_INT_STATUS_NOTHING_TO_DO; } extents->original_mask_pattern = mask; _cairo_composite_reduce_pattern (mask, &extents->mask_pattern); _cairo_pattern_get_extents (&extents->mask_pattern.base, &extents->mask); return _cairo_composite_rectangles_intersect (extents, clip); }
cairo_int_status_t _cairo_composite_rectangles_init_for_stroke (cairo_composite_rectangles_t *extents, int surface_width, int surface_height, cairo_operator_t op, const cairo_pattern_t *source, cairo_path_fixed_t *path, const cairo_stroke_style_t *style, const cairo_matrix_t *ctm, cairo_clip_t *clip) { if (! _cairo_composite_rectangles_init (extents, surface_width, surface_height, op, source, clip)) { return CAIRO_INT_STATUS_NOTHING_TO_DO; } _cairo_path_fixed_approximate_stroke_extents (path, style, ctm, &extents->mask); return _cairo_composite_rectangles_intersect (extents); }
cairo_int_status_t _cairo_composite_rectangles_init_for_stroke (cairo_composite_rectangles_t *extents, cairo_surface_t *surface, cairo_operator_t op, const cairo_pattern_t *source, const cairo_path_fixed_t *path, const cairo_stroke_style_t *style, const cairo_matrix_t *ctm, const cairo_clip_t *clip) { cairo_bool_t should_be_lazy = FALSE; if (! _cairo_composite_rectangles_init (extents, surface, op, source, clip, &should_be_lazy)) { return CAIRO_INT_STATUS_NOTHING_TO_DO; } _cairo_path_fixed_approximate_stroke_extents (path, style, ctm, &extents->mask); return _cairo_composite_rectangles_intersect (extents, clip); }