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-rw-r--r--src/cairo-analysis-surface.c160
1 files changed, 142 insertions, 18 deletions
diff --git a/src/cairo-analysis-surface.c b/src/cairo-analysis-surface.c
index a118e338c..0e7ba8a38 100644
--- a/src/cairo-analysis-surface.c
+++ b/src/cairo-analysis-surface.c
@@ -1,3 +1,4 @@
+/* -*- Mode: c; tab-width: 8; c-basic-offset: 4; indent-tabs-mode: t; -*- */
/*
* Copyright © 2006 Keith Packard
* Copyright © 2007 Adrian Johnson
@@ -59,6 +60,10 @@ typedef struct {
cairo_region_t fallback_region;
cairo_box_t page_bbox;
+ cairo_bool_t create_region_ids;
+ unsigned source_region_id;
+ unsigned mask_region_id;
+
cairo_bool_t has_ctm;
cairo_matrix_t ctm;
@@ -257,7 +262,8 @@ _add_operation (cairo_analysis_surface_t *surface,
static cairo_int_status_t
_analyze_recording_surface_pattern (cairo_analysis_surface_t *surface,
const cairo_pattern_t *pattern,
- cairo_rectangle_int_t *extents)
+ cairo_rectangle_int_t *extents,
+ unsigned int *regions_id)
{
const cairo_surface_pattern_t *surface_pattern;
cairo_analysis_surface_t *tmp;
@@ -280,7 +286,7 @@ _analyze_recording_surface_pattern (cairo_analysis_surface_t *surface,
}
tmp = (cairo_analysis_surface_t *)
- _cairo_analysis_surface_create (surface->target);
+ _cairo_analysis_surface_create (surface->target, surface->create_region_ids);
if (unlikely (tmp->base.status)) {
status =tmp->base.status;
goto cleanup1;
@@ -295,13 +301,29 @@ _analyze_recording_surface_pattern (cairo_analysis_surface_t *surface,
source = _cairo_surface_get_source (source, NULL);
surface_is_unbounded = (pattern->extend == CAIRO_EXTEND_REPEAT
- || pattern->extend == CAIRO_EXTEND_REFLECT);
- status = _cairo_recording_surface_replay_and_create_regions (source,
- &pattern->matrix,
- &tmp->base,
- surface_is_unbounded);
- if (unlikely (status))
- goto cleanup2;
+ || pattern->extend == CAIRO_EXTEND_REFLECT);
+
+ if (surface->create_region_ids) {
+ status = _cairo_recording_surface_region_array_attach (source, regions_id);
+ if (unlikely (status))
+ goto cleanup2;
+
+ status = _cairo_recording_surface_replay_and_create_regions (source,
+ *regions_id,
+ &pattern->matrix,
+ &tmp->base,
+ surface_is_unbounded);
+ if (unlikely (status))
+ goto cleanup2;
+ } else {
+ status = _cairo_recording_surface_replay_with_clip (source,
+ &pattern->matrix,
+ &tmp->base,
+ NULL, /* target clip */
+ surface_is_unbounded);
+ if (unlikely (status))
+ goto cleanup2;
+ }
/* black background or mime data fills entire extents */
if (!(source->content & CAIRO_CONTENT_ALPHA) || _cairo_surface_has_mime_image (source)) {
@@ -412,6 +434,8 @@ _cairo_analysis_surface_paint (void *abstract_surface,
cairo_int_status_t backend_status;
cairo_rectangle_int_t extents;
+ surface->source_region_id = 0;
+ surface->mask_region_id = 0;
if (surface->target->backend->paint == NULL) {
backend_status = CAIRO_INT_STATUS_UNSUPPORTED;
} else {
@@ -427,7 +451,10 @@ _cairo_analysis_surface_paint (void *abstract_surface,
&extents);
if (backend_status == CAIRO_INT_STATUS_ANALYZE_RECORDING_SURFACE_PATTERN) {
cairo_rectangle_int_t rec_extents;
- backend_status = _analyze_recording_surface_pattern (surface, source, &rec_extents);
+ backend_status = _analyze_recording_surface_pattern (surface,
+ source,
+ &rec_extents,
+ &surface->source_region_id);
_cairo_rectangle_intersect (&extents, &rec_extents);
}
@@ -445,6 +472,8 @@ _cairo_analysis_surface_mask (void *abstract_surface,
cairo_int_status_t backend_status;
cairo_rectangle_int_t extents;
+ surface->source_region_id = 0;
+ surface->mask_region_id = 0;
if (surface->target->backend->mask == NULL) {
backend_status = CAIRO_INT_STATUS_UNSUPPORTED;
} else {
@@ -468,7 +497,10 @@ _cairo_analysis_surface_mask (void *abstract_surface,
src_surface = _cairo_surface_get_source (src_surface, NULL);
if (_cairo_surface_is_recording (src_surface)) {
backend_source_status =
- _analyze_recording_surface_pattern (surface, source, &rec_extents);
+ _analyze_recording_surface_pattern (surface,
+ source,
+ &rec_extents,
+ &surface->source_region_id);
if (_cairo_int_status_is_error (backend_source_status))
return backend_source_status;
@@ -481,7 +513,10 @@ _cairo_analysis_surface_mask (void *abstract_surface,
mask_surface = _cairo_surface_get_source (mask_surface, NULL);
if (_cairo_surface_is_recording (mask_surface)) {
backend_mask_status =
- _analyze_recording_surface_pattern (surface, mask, &rec_extents);
+ _analyze_recording_surface_pattern (surface,
+ mask,
+ &rec_extents,
+ &surface->mask_region_id);
if (_cairo_int_status_is_error (backend_mask_status))
return backend_mask_status;
@@ -520,6 +555,8 @@ _cairo_analysis_surface_stroke (void *abstract_surface,
cairo_int_status_t backend_status;
cairo_rectangle_int_t extents;
+ surface->source_region_id = 0;
+ surface->mask_region_id = 0;
if (surface->target->backend->stroke == NULL) {
backend_status = CAIRO_INT_STATUS_UNSUPPORTED;
} else {
@@ -538,7 +575,10 @@ _cairo_analysis_surface_stroke (void *abstract_surface,
&extents);
if (backend_status == CAIRO_INT_STATUS_ANALYZE_RECORDING_SURFACE_PATTERN) {
cairo_rectangle_int_t rec_extents;
- backend_status = _analyze_recording_surface_pattern (surface, source, &rec_extents);
+ backend_status = _analyze_recording_surface_pattern (surface,
+ source,
+ &rec_extents,
+ &surface->source_region_id);
_cairo_rectangle_intersect (&extents, &rec_extents);
}
@@ -590,7 +630,10 @@ _cairo_analysis_surface_fill (void *abstract_surface,
&extents);
if (backend_status == CAIRO_INT_STATUS_ANALYZE_RECORDING_SURFACE_PATTERN) {
cairo_rectangle_int_t rec_extents;
- backend_status = _analyze_recording_surface_pattern (surface, source, &rec_extents);
+ backend_status = _analyze_recording_surface_pattern (surface,
+ source,
+ &rec_extents,
+ &surface->source_region_id);
_cairo_rectangle_intersect (&extents, &rec_extents);
}
@@ -619,6 +662,9 @@ _cairo_analysis_surface_show_glyphs (void *abstract_surface,
cairo_int_status_t status, backend_status;
cairo_rectangle_int_t extents, glyph_extents;
+ surface->source_region_id = 0;
+ surface->mask_region_id = 0;
+
/* Adapted from _cairo_surface_show_glyphs */
if (surface->target->backend->show_glyphs != NULL) {
backend_status =
@@ -654,7 +700,10 @@ _cairo_analysis_surface_show_glyphs (void *abstract_surface,
&extents);
if (backend_status == CAIRO_INT_STATUS_ANALYZE_RECORDING_SURFACE_PATTERN) {
cairo_rectangle_int_t rec_extents;
- backend_status = _analyze_recording_surface_pattern (surface, source, &rec_extents);
+ backend_status = _analyze_recording_surface_pattern (surface,
+ source,
+ &rec_extents,
+ &surface->source_region_id);
_cairo_rectangle_intersect (&extents, &rec_extents);
}
@@ -699,6 +748,9 @@ _cairo_analysis_surface_show_text_glyphs (void *abstract_surface,
cairo_int_status_t status, backend_status;
cairo_rectangle_int_t extents, glyph_extents;
+ surface->source_region_id = 0;
+ surface->mask_region_id = 0;
+
/* Adapted from _cairo_surface_show_glyphs */
backend_status = CAIRO_INT_STATUS_UNSUPPORTED;
if (surface->target->backend->show_text_glyphs != NULL) {
@@ -732,7 +784,10 @@ _cairo_analysis_surface_show_text_glyphs (void *abstract_surface,
&extents);
if (backend_status == CAIRO_INT_STATUS_ANALYZE_RECORDING_SURFACE_PATTERN) {
cairo_rectangle_int_t rec_extents;
- backend_status = _analyze_recording_surface_pattern (surface, source, &rec_extents);
+ _analyze_recording_surface_pattern (surface,
+ source,
+ &rec_extents,
+ &surface->source_region_id);
_cairo_rectangle_intersect (&extents, &rec_extents);
}
@@ -760,6 +815,8 @@ _cairo_analysis_surface_tag (void *abstract_surface,
cairo_analysis_surface_t *surface = abstract_surface;
cairo_int_status_t backend_status;
+ surface->source_region_id = 0;
+ surface->mask_region_id = 0;
backend_status = CAIRO_INT_STATUS_SUCCESS;
if (surface->target->backend->tag != NULL) {
backend_status =
@@ -774,6 +831,14 @@ _cairo_analysis_surface_tag (void *abstract_surface,
return backend_status;
}
+static cairo_bool_t
+_cairo_analysis_surface_supports_color_glyph (void *abstract_surface,
+ cairo_scaled_font_t *scaled_font,
+ unsigned long glyph_index)
+{
+ return TRUE;
+}
+
static const cairo_surface_backend_t cairo_analysis_surface_backend = {
CAIRO_INTERNAL_SURFACE_TYPE_ANALYSIS,
@@ -808,11 +873,13 @@ static const cairo_surface_backend_t cairo_analysis_surface_backend = {
_cairo_analysis_surface_has_show_text_glyphs,
_cairo_analysis_surface_show_text_glyphs,
NULL, /* get_supported_mime_types */
- _cairo_analysis_surface_tag
+ _cairo_analysis_surface_tag,
+ _cairo_analysis_surface_supports_color_glyph
};
cairo_surface_t *
-_cairo_analysis_surface_create (cairo_surface_t *target)
+_cairo_analysis_surface_create (cairo_surface_t *target,
+ cairo_bool_t create_region_ids)
{
cairo_analysis_surface_t *surface;
cairo_status_t status;
@@ -841,6 +908,10 @@ _cairo_analysis_surface_create (cairo_surface_t *target)
surface->has_supported = FALSE;
surface->has_unsupported = FALSE;
+ surface->create_region_ids = create_region_ids;
+ surface->source_region_id = 0;
+ surface->mask_region_id = 0;
+
_cairo_region_init (&surface->supported_region);
_cairo_region_init (&surface->fallback_region);
@@ -918,6 +989,23 @@ _cairo_analysis_surface_get_bounding_box (cairo_surface_t *abstract_surface,
*bbox = surface->page_bbox;
}
+unsigned int
+_cairo_analysis_surface_get_source_region_id (cairo_surface_t *abstract_surface)
+{
+ cairo_analysis_surface_t *surface = (cairo_analysis_surface_t *) abstract_surface;
+
+ return surface->source_region_id;
+}
+
+unsigned int
+_cairo_analysis_surface_get_mask_region_id (cairo_surface_t *abstract_surface)
+{
+ cairo_analysis_surface_t *surface = (cairo_analysis_surface_t *) abstract_surface;
+
+ return surface->mask_region_id;
+}
+
+
/* null surface type: a surface that does nothing (has no side effects, yay!) */
static cairo_int_status_t
@@ -926,6 +1014,12 @@ _paint_return_success (void *surface,
const cairo_pattern_t *source,
const cairo_clip_t *clip)
{
+ if (source->type == CAIRO_PATTERN_TYPE_SURFACE) {
+ cairo_surface_pattern_t *surface_pattern = (cairo_surface_pattern_t *) source;
+ if (surface_pattern->surface->type == CAIRO_SURFACE_TYPE_RECORDING)
+ return CAIRO_INT_STATUS_ANALYZE_RECORDING_SURFACE_PATTERN;
+ }
+
return CAIRO_INT_STATUS_SUCCESS;
}
@@ -936,6 +1030,18 @@ _mask_return_success (void *surface,
const cairo_pattern_t *mask,
const cairo_clip_t *clip)
{
+ if (source->type == CAIRO_PATTERN_TYPE_SURFACE) {
+ cairo_surface_pattern_t *surface_pattern = (cairo_surface_pattern_t *) source;
+ if (surface_pattern->surface->type == CAIRO_SURFACE_TYPE_RECORDING)
+ return CAIRO_INT_STATUS_ANALYZE_RECORDING_SURFACE_PATTERN;
+ }
+
+ if (mask->type == CAIRO_PATTERN_TYPE_SURFACE) {
+ cairo_surface_pattern_t *surface_pattern = (cairo_surface_pattern_t *) mask;
+ if (surface_pattern->surface->type == CAIRO_SURFACE_TYPE_RECORDING)
+ return CAIRO_INT_STATUS_ANALYZE_RECORDING_SURFACE_PATTERN;
+ }
+
return CAIRO_INT_STATUS_SUCCESS;
}
@@ -951,6 +1057,12 @@ _stroke_return_success (void *surface,
cairo_antialias_t antialias,
const cairo_clip_t *clip)
{
+ if (source->type == CAIRO_PATTERN_TYPE_SURFACE) {
+ cairo_surface_pattern_t *surface_pattern = (cairo_surface_pattern_t *) source;
+ if (surface_pattern->surface->type == CAIRO_SURFACE_TYPE_RECORDING)
+ return CAIRO_INT_STATUS_ANALYZE_RECORDING_SURFACE_PATTERN;
+ }
+
return CAIRO_INT_STATUS_SUCCESS;
}
@@ -964,6 +1076,12 @@ _fill_return_success (void *surface,
cairo_antialias_t antialias,
const cairo_clip_t *clip)
{
+ if (source->type == CAIRO_PATTERN_TYPE_SURFACE) {
+ cairo_surface_pattern_t *surface_pattern = (cairo_surface_pattern_t *) source;
+ if (surface_pattern->surface->type == CAIRO_SURFACE_TYPE_RECORDING)
+ return CAIRO_INT_STATUS_ANALYZE_RECORDING_SURFACE_PATTERN;
+ }
+
return CAIRO_INT_STATUS_SUCCESS;
}
@@ -976,6 +1094,12 @@ _show_glyphs_return_success (void *surface,
cairo_scaled_font_t *scaled_font,
const cairo_clip_t *clip)
{
+ if (source->type == CAIRO_PATTERN_TYPE_SURFACE) {
+ cairo_surface_pattern_t *surface_pattern = (cairo_surface_pattern_t *) source;
+ if (surface_pattern->surface->type == CAIRO_SURFACE_TYPE_RECORDING)
+ return CAIRO_INT_STATUS_ANALYZE_RECORDING_SURFACE_PATTERN;
+ }
+
return CAIRO_INT_STATUS_SUCCESS;
}
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