diff options
Diffstat (limited to 'Build/source/libs/cairo/cairo-src/src/cairo-paginated-surface.c')
-rw-r--r-- | Build/source/libs/cairo/cairo-src/src/cairo-paginated-surface.c | 113 |
1 files changed, 104 insertions, 9 deletions
diff --git a/Build/source/libs/cairo/cairo-src/src/cairo-paginated-surface.c b/Build/source/libs/cairo/cairo-src/src/cairo-paginated-surface.c index 68e4e0e34fd..fc16f790be8 100644 --- a/Build/source/libs/cairo/cairo-src/src/cairo-paginated-surface.c +++ b/Build/source/libs/cairo/cairo-src/src/cairo-paginated-surface.c @@ -98,7 +98,7 @@ _cairo_paginated_surface_create (cairo_surface_t *target, cairo_paginated_surface_t *surface; cairo_status_t status; - surface = malloc (sizeof (cairo_paginated_surface_t)); + surface = _cairo_malloc (sizeof (cairo_paginated_surface_t)); if (unlikely (surface == NULL)) { status = _cairo_error (CAIRO_STATUS_NO_MEMORY); goto FAIL; @@ -107,7 +107,8 @@ _cairo_paginated_surface_create (cairo_surface_t *target, _cairo_surface_init (&surface->base, &cairo_paginated_surface_backend, NULL, /* device */ - content); + content, + target->is_vector); /* Override surface->base.type with target's type so we don't leak * evidence of the paginated wrapper out to the user. */ @@ -290,6 +291,63 @@ _cairo_paginated_surface_release_source_image (void *abstract_surface, } static cairo_int_status_t +_paint_thumbnail_image (cairo_paginated_surface_t *surface, + int width, + int height) +{ + cairo_surface_pattern_t pattern; + cairo_rectangle_int_t extents; + double x_scale; + double y_scale; + cairo_surface_t *image = NULL; + cairo_surface_t *opaque = NULL; + cairo_status_t status = CAIRO_STATUS_SUCCESS; + + _cairo_surface_get_extents (surface->target, &extents); + x_scale = (double)width / extents.width; + y_scale = (double)height / extents.height; + + image = _cairo_paginated_surface_create_image_surface (surface, width, height); + cairo_surface_set_device_scale (image, x_scale, y_scale); + cairo_surface_set_device_offset (image, -extents.x*x_scale, -extents.y*y_scale); + status = _cairo_recording_surface_replay (surface->recording_surface, image); + if (unlikely (status)) + goto cleanup; + + /* flatten transparency */ + + opaque = cairo_image_surface_create (CAIRO_FORMAT_RGB24, width, height); + if (unlikely (opaque->status)) { + status = opaque->status; + goto cleanup; + } + + status = _cairo_surface_paint (opaque, + CAIRO_OPERATOR_SOURCE, + &_cairo_pattern_white.base, + NULL); + if (unlikely (status)) + goto cleanup; + + _cairo_pattern_init_for_surface (&pattern, image); + pattern.base.filter = CAIRO_FILTER_NEAREST; + status = _cairo_surface_paint (opaque, CAIRO_OPERATOR_OVER, &pattern.base, NULL); + _cairo_pattern_fini (&pattern.base); + if (unlikely (status)) + goto cleanup; + + status = surface->backend->set_thumbnail_image (surface->target, (cairo_image_surface_t *)opaque); + + cleanup: + if (image) + cairo_surface_destroy (image); + if (opaque) + cairo_surface_destroy (opaque); + + return status; +} + +static cairo_int_status_t _paint_fallback_image (cairo_paginated_surface_t *surface, cairo_rectangle_int_t *rect) { @@ -351,10 +409,13 @@ _paint_page (cairo_paginated_surface_t *surface) if (unlikely (analysis->status)) return _cairo_surface_set_error (surface->target, analysis->status); - surface->backend->set_paginated_mode (surface->target, + status = surface->backend->set_paginated_mode (surface->target, CAIRO_PAGINATED_MODE_ANALYZE); + if (unlikely (status)) + goto FAIL; + status = _cairo_recording_surface_replay_and_create_regions (surface->recording_surface, - analysis); + NULL, analysis, FALSE); if (status) goto FAIL; @@ -400,8 +461,10 @@ _paint_page (cairo_paginated_surface_t *surface) } if (has_supported) { - surface->backend->set_paginated_mode (surface->target, - CAIRO_PAGINATED_MODE_RENDER); + status = surface->backend->set_paginated_mode (surface->target, + CAIRO_PAGINATED_MODE_RENDER); + if (unlikely (status)) + goto FAIL; status = _cairo_recording_surface_replay_region (surface->recording_surface, NULL, @@ -416,8 +479,10 @@ _paint_page (cairo_paginated_surface_t *surface) cairo_rectangle_int_t extents; cairo_bool_t is_bounded; - surface->backend->set_paginated_mode (surface->target, - CAIRO_PAGINATED_MODE_FALLBACK); + status = surface->backend->set_paginated_mode (surface->target, + CAIRO_PAGINATED_MODE_FALLBACK); + if (unlikely (status)) + goto FAIL; is_bounded = _cairo_surface_get_extents (surface->target, &extents); if (! is_bounded) { @@ -434,8 +499,10 @@ _paint_page (cairo_paginated_surface_t *surface) cairo_region_t *region; int num_rects, i; - surface->backend->set_paginated_mode (surface->target, + status = surface->backend->set_paginated_mode (surface->target, CAIRO_PAGINATED_MODE_FALLBACK); + if (unlikely (status)) + goto FAIL; region = _cairo_analysis_surface_get_unsupported (analysis); @@ -450,6 +517,13 @@ _paint_page (cairo_paginated_surface_t *surface) } } + if (surface->backend->requires_thumbnail_image) { + int width, height; + + if (surface->backend->requires_thumbnail_image (surface->target, &width, &height)) + _paint_thumbnail_image (surface, width, height); + } + FAIL: cairo_surface_destroy (analysis); @@ -659,6 +733,26 @@ _cairo_paginated_surface_get_supported_mime_types (void *abstract_surface) return NULL; } +static cairo_int_status_t +_cairo_paginated_surface_tag (void *abstract_surface, + cairo_bool_t begin, + const char *tag_name, + const char *attributes, + const cairo_pattern_t *source, + const cairo_stroke_style_t *style, + const cairo_matrix_t *ctm, + const cairo_matrix_t *ctm_inverse, + const cairo_clip_t *clip) +{ + cairo_paginated_surface_t *surface = abstract_surface; + + return _cairo_surface_tag (surface->recording_surface, + begin, tag_name, attributes, + source, style, + ctm, ctm_inverse, + clip); +} + static cairo_surface_t * _cairo_paginated_surface_snapshot (void *abstract_other) { @@ -713,4 +807,5 @@ static const cairo_surface_backend_t cairo_paginated_surface_backend = { _cairo_paginated_surface_has_show_text_glyphs, _cairo_paginated_surface_show_text_glyphs, _cairo_paginated_surface_get_supported_mime_types, + _cairo_paginated_surface_tag, }; |