#include "cairoint.h"
#include "cairo-surface-fallback-private.h"
#include "cairo-clip-private.h"
#define DEFINE_NIL_SURFACE(status, name) \
const cairo_surface_t name = { \
&_cairo_image_surface_backend, \
CAIRO_SURFACE_TYPE_IMAGE, \
CAIRO_CONTENT_COLOR, \
CAIRO_REFERENCE_COUNT_INVALID, \
status, \
FALSE, \
{ 0, \
0, \
0, \
NULL, \
}, \
{ 1.0, 0.0, \
0.0, 1.0, \
0.0, 0.0 \
}, \
{ 1.0, 0.0, \
0.0, 1.0, \
0.0, 0.0 \
}, \
0.0, \
0.0, \
0.0, \
0.0, \
NULL, \
0, \
0, \
FALSE, \
FALSE, \
{ CAIRO_ANTIALIAS_DEFAULT, \
CAIRO_SUBPIXEL_ORDER_DEFAULT, \
CAIRO_HINT_STYLE_DEFAULT, \
CAIRO_HINT_METRICS_DEFAULT \
} \
}
static DEFINE_NIL_SURFACE(CAIRO_STATUS_NO_MEMORY, _cairo_surface_nil);
static DEFINE_NIL_SURFACE(CAIRO_STATUS_INVALID_CONTENT, _cairo_surface_nil_invalid_content);
static DEFINE_NIL_SURFACE(CAIRO_STATUS_INVALID_FORMAT, _cairo_surface_nil_invalid_format);
static DEFINE_NIL_SURFACE(CAIRO_STATUS_INVALID_VISUAL, _cairo_surface_nil_invalid_visual);
static DEFINE_NIL_SURFACE(CAIRO_STATUS_FILE_NOT_FOUND, _cairo_surface_nil_file_not_found);
static DEFINE_NIL_SURFACE(CAIRO_STATUS_TEMP_FILE_ERROR, _cairo_surface_nil_temp_file_error);
static DEFINE_NIL_SURFACE(CAIRO_STATUS_READ_ERROR, _cairo_surface_nil_read_error);
static DEFINE_NIL_SURFACE(CAIRO_STATUS_WRITE_ERROR, _cairo_surface_nil_write_error);
static DEFINE_NIL_SURFACE(CAIRO_STATUS_INVALID_STRIDE, _cairo_surface_nil_invalid_stride);
static cairo_status_t
_cairo_surface_copy_pattern_for_destination (const cairo_pattern_t *pattern,
cairo_surface_t *destination,
cairo_pattern_t **pattern_out);
cairo_status_t
_cairo_surface_set_error (cairo_surface_t *surface,
cairo_status_t status)
{
if (status == CAIRO_STATUS_SUCCESS || status >= CAIRO_INT_STATUS_UNSUPPORTED)
return status;
_cairo_status_set_error (&surface->status, status);
return _cairo_error (status);
}
cairo_surface_type_t
cairo_surface_get_type (cairo_surface_t *surface)
{
return surface->type;
}
slim_hidden_def (cairo_surface_get_type);
cairo_content_t
cairo_surface_get_content (cairo_surface_t *surface)
{
return surface->content;
}
slim_hidden_def(cairo_surface_get_content);
cairo_status_t
cairo_surface_status (cairo_surface_t *surface)
{
return surface->status;
}
slim_hidden_def (cairo_surface_status);
void
_cairo_surface_init (cairo_surface_t *surface,
const cairo_surface_backend_t *backend,
cairo_content_t content)
{
CAIRO_MUTEX_INITIALIZE ();
surface->backend = backend;
surface->content = content;
surface->type = backend->type;
CAIRO_REFERENCE_COUNT_INIT (&surface->ref_count, 1);
surface->status = CAIRO_STATUS_SUCCESS;
surface->finished = FALSE;
_cairo_user_data_array_init (&surface->user_data);
cairo_matrix_init_identity (&surface->device_transform);
cairo_matrix_init_identity (&surface->device_transform_inverse);
surface->x_resolution = CAIRO_SURFACE_RESOLUTION_DEFAULT;
surface->y_resolution = CAIRO_SURFACE_RESOLUTION_DEFAULT;
surface->x_fallback_resolution = CAIRO_SURFACE_FALLBACK_RESOLUTION_DEFAULT;
surface->y_fallback_resolution = CAIRO_SURFACE_FALLBACK_RESOLUTION_DEFAULT;
surface->clip = NULL;
surface->next_clip_serial = 0;
surface->current_clip_serial = 0;
surface->is_snapshot = FALSE;
surface->has_font_options = FALSE;
}
cairo_surface_t *
_cairo_surface_create_similar_scratch (cairo_surface_t *other,
cairo_content_t content,
int width,
int height)
{
cairo_surface_t *surface = NULL;
cairo_font_options_t options;
cairo_format_t format = _cairo_format_from_content (content);
if (other->status)
return _cairo_surface_create_in_error (other->status);
if (other->backend->create_similar) {
surface = other->backend->create_similar (other, content, width, height);
if (surface != NULL && surface->status)
return surface;
}
if (surface == NULL)
surface = cairo_image_surface_create (format, width, height);
if (surface->status)
return surface;
cairo_surface_get_font_options (other, &options);
_cairo_surface_set_font_options (surface, &options);
cairo_surface_set_fallback_resolution (surface,
other->x_fallback_resolution,
other->y_fallback_resolution);
return surface;
}
cairo_surface_t *
cairo_surface_create_similar (cairo_surface_t *other,
cairo_content_t content,
int width,
int height)
{
if (other->status)
return _cairo_surface_create_in_error (other->status);
if (! CAIRO_CONTENT_VALID (content))
return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_INVALID_CONTENT));
return _cairo_surface_create_similar_solid (other, content,
width, height,
CAIRO_COLOR_TRANSPARENT);
}
slim_hidden_def (cairo_surface_create_similar);
cairo_surface_t *
_cairo_surface_create_similar_solid (cairo_surface_t *other,
cairo_content_t content,
int width,
int height,
const cairo_color_t *color)
{
cairo_status_t status;
cairo_surface_t *surface;
cairo_solid_pattern_t solid_pattern;
surface = _cairo_surface_create_similar_scratch (other, content,
width, height);
if (surface->status)
return surface;
_cairo_pattern_init_solid (&solid_pattern, color, content);
status = _cairo_surface_paint (surface,
color == CAIRO_COLOR_TRANSPARENT ?
CAIRO_OPERATOR_CLEAR : CAIRO_OPERATOR_SOURCE,
&solid_pattern.base);
_cairo_pattern_fini (&solid_pattern.base);
if (status) {
cairo_surface_destroy (surface);
return _cairo_surface_create_in_error (status);
}
return surface;
}
cairo_surface_t *
_cairo_surface_create_solid_pattern_surface (cairo_surface_t *other,
cairo_solid_pattern_t *solid_pattern)
{
cairo_surface_t *surface;
if (other->backend->create_solid_pattern_surface) {
surface = other->backend->create_solid_pattern_surface (other, solid_pattern);
if (surface)
return surface;
}
surface = _cairo_surface_create_similar_solid (other,
solid_pattern->content,
1, 1,
&solid_pattern->color);
return surface;
}
cairo_int_status_t
_cairo_surface_repaint_solid_pattern_surface (cairo_surface_t *other,
cairo_surface_t *solid_surface,
cairo_solid_pattern_t *solid_pattern)
{
if (other->backend->create_solid_pattern_surface)
return CAIRO_INT_STATUS_UNSUPPORTED;
return _cairo_surface_paint (solid_surface, CAIRO_OPERATOR_SOURCE, &solid_pattern->base);
}
cairo_clip_mode_t
_cairo_surface_get_clip_mode (cairo_surface_t *surface)
{
if (surface->backend->intersect_clip_path != NULL)
return CAIRO_CLIP_MODE_PATH;
else if (surface->backend->set_clip_region != NULL)
return CAIRO_CLIP_MODE_REGION;
else
return CAIRO_CLIP_MODE_MASK;
}
cairo_surface_t *
cairo_surface_reference (cairo_surface_t *surface)
{
if (surface == NULL ||
CAIRO_REFERENCE_COUNT_IS_INVALID (&surface->ref_count))
return surface;
assert (CAIRO_REFERENCE_COUNT_HAS_REFERENCE (&surface->ref_count));
_cairo_reference_count_inc (&surface->ref_count);
return surface;
}
slim_hidden_def (cairo_surface_reference);
void
cairo_surface_destroy (cairo_surface_t *surface)
{
if (surface == NULL ||
CAIRO_REFERENCE_COUNT_IS_INVALID (&surface->ref_count))
return;
assert (CAIRO_REFERENCE_COUNT_HAS_REFERENCE (&surface->ref_count));
if (! _cairo_reference_count_dec_and_test (&surface->ref_count))
return;
if (! surface->finished)
cairo_surface_finish (surface);
_cairo_user_data_array_fini (&surface->user_data);
free (surface);
}
slim_hidden_def(cairo_surface_destroy);
cairo_status_t
_cairo_surface_reset (cairo_surface_t *surface)
{
if (surface == NULL ||
CAIRO_REFERENCE_COUNT_IS_INVALID (&surface->ref_count))
return CAIRO_STATUS_SUCCESS;
assert (CAIRO_REFERENCE_COUNT_GET_VALUE (&surface->ref_count) == 1);
_cairo_user_data_array_fini (&surface->user_data);
if (surface->backend->reset != NULL) {
cairo_status_t status = surface->backend->reset (surface);
if (status)
return _cairo_surface_set_error (surface, status);
}
_cairo_surface_init (surface, surface->backend, surface->content);
return CAIRO_STATUS_SUCCESS;
}
unsigned int
cairo_surface_get_reference_count (cairo_surface_t *surface)
{
if (surface == NULL ||
CAIRO_REFERENCE_COUNT_IS_INVALID (&surface->ref_count))
return 0;
return CAIRO_REFERENCE_COUNT_GET_VALUE (&surface->ref_count);
}
void
cairo_surface_finish (cairo_surface_t *surface)
{
cairo_status_t status;
if (surface == NULL)
return;
if (CAIRO_REFERENCE_COUNT_IS_INVALID (&surface->ref_count))
return;
if (surface->finished)
return;
cairo_surface_flush (surface);
if (surface->backend->finish) {
status = surface->backend->finish (surface);
if (status)
status = _cairo_surface_set_error (surface, status);
}
surface->finished = TRUE;
}
slim_hidden_def (cairo_surface_finish);
void *
cairo_surface_get_user_data (cairo_surface_t *surface,
const cairo_user_data_key_t *key)
{
return _cairo_user_data_array_get_data (&surface->user_data,
key);
}
cairo_status_t
cairo_surface_set_user_data (cairo_surface_t *surface,
const cairo_user_data_key_t *key,
void *user_data,
cairo_destroy_func_t destroy)
{
if (CAIRO_REFERENCE_COUNT_IS_INVALID (&surface->ref_count))
return surface->status;
return _cairo_user_data_array_set_data (&surface->user_data,
key, user_data, destroy);
}
void
_cairo_surface_set_font_options (cairo_surface_t *surface,
cairo_font_options_t *options)
{
cairo_status_t status;
if (surface->status)
return;
assert (! surface->is_snapshot);
if (surface->finished) {
status = _cairo_surface_set_error (surface,
CAIRO_STATUS_SURFACE_FINISHED);
return;
}
if (options) {
surface->has_font_options = TRUE;
_cairo_font_options_init_copy (&surface->font_options, options);
} else {
surface->has_font_options = FALSE;
}
}
void
cairo_surface_get_font_options (cairo_surface_t *surface,
cairo_font_options_t *options)
{
if (cairo_font_options_status (options))
return;
if (surface->status) {
_cairo_font_options_init_default (options);
return;
}
if (! surface->has_font_options) {
surface->has_font_options = TRUE;
_cairo_font_options_init_default (&surface->font_options);
if (!surface->finished && surface->backend->get_font_options) {
surface->backend->get_font_options (surface, &surface->font_options);
}
}
_cairo_font_options_init_copy (options, &surface->font_options);
}
slim_hidden_def (cairo_surface_get_font_options);
void
cairo_surface_flush (cairo_surface_t *surface)
{
cairo_status_t status;
if (surface->status)
return;
if (surface->finished)
return;
if (surface->backend->flush) {
status = surface->backend->flush (surface);
if (status)
status = _cairo_surface_set_error (surface, status);
}
}
slim_hidden_def (cairo_surface_flush);
void
cairo_surface_mark_dirty (cairo_surface_t *surface)
{
if (surface->status)
return;
assert (! surface->is_snapshot);
cairo_surface_mark_dirty_rectangle (surface, 0, 0, -1, -1);
}
void
cairo_surface_mark_dirty_rectangle (cairo_surface_t *surface,
int x,
int y,
int width,
int height)
{
cairo_status_t status;
if (surface->status)
return;
assert (! surface->is_snapshot);
if (surface->finished) {
status = _cairo_surface_set_error (surface, CAIRO_STATUS_SURFACE_FINISHED);
return;
}
surface->current_clip_serial = -1;
if (surface->backend->mark_dirty_rectangle) {
status = surface->backend->mark_dirty_rectangle (surface,
x + surface->device_transform.x0,
y + surface->device_transform.y0,
width, height);
if (status)
status = _cairo_surface_set_error (surface, status);
}
}
slim_hidden_def (cairo_surface_mark_dirty_rectangle);
void
_cairo_surface_set_device_scale (cairo_surface_t *surface,
double sx,
double sy)
{
cairo_status_t status;
if (surface->status)
return;
assert (! surface->is_snapshot);
if (surface->finished) {
status = _cairo_surface_set_error (surface, CAIRO_STATUS_SURFACE_FINISHED);
return;
}
surface->device_transform.xx = sx;
surface->device_transform.yy = sy;
surface->device_transform.xy = 0.0;
surface->device_transform.yx = 0.0;
surface->device_transform_inverse = surface->device_transform;
status = cairo_matrix_invert (&surface->device_transform_inverse);
assert (status == CAIRO_STATUS_SUCCESS);
}
void
cairo_surface_set_device_offset (cairo_surface_t *surface,
double x_offset,
double y_offset)
{
cairo_status_t status;
if (surface->status)
return;
assert (! surface->is_snapshot);
if (surface->finished) {
status = _cairo_surface_set_error (surface, CAIRO_STATUS_SURFACE_FINISHED);
return;
}
surface->device_transform.x0 = x_offset;
surface->device_transform.y0 = y_offset;
surface->device_transform_inverse = surface->device_transform;
status = cairo_matrix_invert (&surface->device_transform_inverse);
assert (status == CAIRO_STATUS_SUCCESS);
}
slim_hidden_def (cairo_surface_set_device_offset);
void
cairo_surface_get_device_offset (cairo_surface_t *surface,
double *x_offset,
double *y_offset)
{
if (x_offset)
*x_offset = surface->device_transform.x0;
if (y_offset)
*y_offset = surface->device_transform.y0;
}
slim_hidden_def (cairo_surface_get_device_offset);
void
cairo_surface_set_fallback_resolution (cairo_surface_t *surface,
double x_pixels_per_inch,
double y_pixels_per_inch)
{
cairo_status_t status;
if (surface->status)
return;
assert (! surface->is_snapshot);
if (surface->finished) {
status = _cairo_surface_set_error (surface, CAIRO_STATUS_SURFACE_FINISHED);
return;
}
surface->x_fallback_resolution = x_pixels_per_inch;
surface->y_fallback_resolution = y_pixels_per_inch;
}
slim_hidden_def (cairo_surface_set_fallback_resolution);
void
cairo_surface_get_fallback_resolution (cairo_surface_t *surface,
double *x_pixels_per_inch,
double *y_pixels_per_inch)
{
if (x_pixels_per_inch)
*x_pixels_per_inch = surface->x_fallback_resolution;
if (y_pixels_per_inch)
*y_pixels_per_inch = surface->y_fallback_resolution;
}
cairo_bool_t
_cairo_surface_has_device_transform (cairo_surface_t *surface)
{
return ! _cairo_matrix_is_identity (&surface->device_transform);
}
cairo_status_t
_cairo_surface_acquire_source_image (cairo_surface_t *surface,
cairo_image_surface_t **image_out,
void **image_extra)
{
if (surface->status)
return surface->status;
assert (!surface->finished);
if (surface->backend->acquire_source_image == NULL)
return CAIRO_INT_STATUS_UNSUPPORTED;
return _cairo_surface_set_error (surface,
surface->backend->acquire_source_image (surface,
image_out, image_extra));
}
void
_cairo_surface_release_source_image (cairo_surface_t *surface,
cairo_image_surface_t *image,
void *image_extra)
{
assert (!surface->finished);
if (surface->backend->release_source_image)
surface->backend->release_source_image (surface, image, image_extra);
}
cairo_status_t
_cairo_surface_acquire_dest_image (cairo_surface_t *surface,
cairo_rectangle_int_t *interest_rect,
cairo_image_surface_t **image_out,
cairo_rectangle_int_t *image_rect,
void **image_extra)
{
if (surface->status)
return surface->status;
assert (!surface->finished);
if (surface->backend->acquire_dest_image == NULL)
return CAIRO_INT_STATUS_UNSUPPORTED;
return _cairo_surface_set_error (surface,
surface->backend->acquire_dest_image (surface,
interest_rect,
image_out,
image_rect,
image_extra));
}
void
_cairo_surface_release_dest_image (cairo_surface_t *surface,
cairo_rectangle_int_t *interest_rect,
cairo_image_surface_t *image,
cairo_rectangle_int_t *image_rect,
void *image_extra)
{
assert (!surface->finished);
if (surface->backend->release_dest_image)
surface->backend->release_dest_image (surface, interest_rect,
image, image_rect, image_extra);
}
cairo_status_t
_cairo_surface_clone_similar (cairo_surface_t *surface,
cairo_surface_t *src,
int src_x,
int src_y,
int width,
int height,
int *clone_offset_x,
int *clone_offset_y,
cairo_surface_t **clone_out)
{
cairo_status_t status = CAIRO_INT_STATUS_UNSUPPORTED;
cairo_image_surface_t *image;
void *image_extra;
if (surface->status)
return surface->status;
if (surface->finished)
return _cairo_error (CAIRO_STATUS_SURFACE_FINISHED);
if (surface->backend->clone_similar) {
status = surface->backend->clone_similar (surface, src,
src_x, src_y,
width, height,
clone_offset_x,
clone_offset_y,
clone_out);
if (status == CAIRO_INT_STATUS_UNSUPPORTED) {
status = _cairo_surface_acquire_source_image (src, &image, &image_extra);
if (status == CAIRO_STATUS_SUCCESS) {
status =
surface->backend->clone_similar (surface, &image->base,
src_x, src_y,
width, height,
clone_offset_x,
clone_offset_y,
clone_out);
_cairo_surface_release_source_image (src, image, image_extra);
}
}
}
if (status == CAIRO_INT_STATUS_UNSUPPORTED)
status =
_cairo_surface_fallback_clone_similar (surface, src,
src_x, src_y,
width, height,
clone_offset_x,
clone_offset_y,
clone_out);
if (status)
return status;
if (*clone_out != src) {
(*clone_out)->device_transform = src->device_transform;
(*clone_out)->device_transform_inverse = src->device_transform_inverse;
}
return status;
}
#include "cairo-meta-surface-private.h"
cairo_surface_t *
_cairo_surface_snapshot (cairo_surface_t *surface)
{
if (surface->status)
return _cairo_surface_create_in_error (surface->status);
if (surface->finished)
return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_SURFACE_FINISHED));
if (surface->backend->snapshot)
return surface->backend->snapshot (surface);
return _cairo_surface_fallback_snapshot (surface);
}
cairo_bool_t
_cairo_surface_is_similar (cairo_surface_t *surface_a,
cairo_surface_t *surface_b,
cairo_content_t content)
{
if (surface_a->backend != surface_b->backend)
return FALSE;
if (surface_a->backend->is_similar != NULL)
return surface_a->backend->is_similar (surface_a, surface_b, content);
return TRUE;
}
cairo_status_t
_cairo_surface_composite (cairo_operator_t op,
cairo_pattern_t *src,
cairo_pattern_t *mask,
cairo_surface_t *dst,
int src_x,
int src_y,
int mask_x,
int mask_y,
int dst_x,
int dst_y,
unsigned int width,
unsigned int height)
{
cairo_int_status_t status;
if (mask) {
assert (op != CAIRO_OPERATOR_SOURCE && op != CAIRO_OPERATOR_CLEAR);
}
if (dst->status)
return dst->status;
assert (! dst->is_snapshot);
if (dst->finished)
return _cairo_surface_set_error (dst, CAIRO_STATUS_SURFACE_FINISHED);
if (dst->backend->composite) {
status = dst->backend->composite (op,
src, mask, dst,
src_x, src_y,
mask_x, mask_y,
dst_x, dst_y,
width, height);
if (status != CAIRO_INT_STATUS_UNSUPPORTED)
return _cairo_surface_set_error (dst, status);
}
return _cairo_surface_set_error (dst,
_cairo_surface_fallback_composite (op,
src, mask, dst,
src_x, src_y,
mask_x, mask_y,
dst_x, dst_y,
width, height));
}
cairo_status_t
_cairo_surface_fill_rectangle (cairo_surface_t *surface,
cairo_operator_t op,
const cairo_color_t *color,
int x,
int y,
int width,
int height)
{
cairo_rectangle_int_t rect;
if (surface->status)
return surface->status;
assert (! surface->is_snapshot);
if (surface->finished)
return _cairo_surface_set_error (surface,CAIRO_STATUS_SURFACE_FINISHED);
rect.x = x;
rect.y = y;
rect.width = width;
rect.height = height;
return _cairo_surface_fill_rectangles (surface, op, color, &rect, 1);
}
cairo_status_t
_cairo_surface_fill_region (cairo_surface_t *surface,
cairo_operator_t op,
const cairo_color_t *color,
cairo_region_t *region)
{
int num_boxes;
cairo_box_int_t *boxes = NULL;
cairo_rectangle_int_t stack_rects[CAIRO_STACK_ARRAY_LENGTH (cairo_rectangle_int_t)];
cairo_rectangle_int_t *rects = stack_rects;
cairo_status_t status;
int i;
if (surface->status)
return surface->status;
assert (! surface->is_snapshot);
num_boxes = _cairo_region_num_boxes (region);
if (num_boxes == 0)
return CAIRO_STATUS_SUCCESS;
if (num_boxes > 1) {
status = _cairo_region_get_boxes (region, &num_boxes, &boxes);
if (status)
return status;
if (num_boxes > ARRAY_LENGTH (stack_rects)) {
rects = _cairo_malloc_ab (num_boxes,
sizeof (cairo_rectangle_int_t));
if (!rects) {
_cairo_region_boxes_fini (region, boxes);
return _cairo_surface_set_error (surface,
CAIRO_STATUS_NO_MEMORY);
}
}
for (i = 0; i < num_boxes; i++) {
rects[i].x = boxes[i].p1.x;
rects[i].y = boxes[i].p1.y;
rects[i].width = boxes[i].p2.x - boxes[i].p1.x;
rects[i].height = boxes[i].p2.y - boxes[i].p1.y;
}
} else
_cairo_region_get_extents (region, &rects[0]);
status = _cairo_surface_fill_rectangles (surface, op,
color, rects, num_boxes);
if (boxes != NULL)
_cairo_region_boxes_fini (region, boxes);
if (rects != stack_rects)
free (rects);
return _cairo_surface_set_error (surface, status);
}
cairo_status_t
_cairo_surface_fill_rectangles (cairo_surface_t *surface,
cairo_operator_t op,
const cairo_color_t *color,
cairo_rectangle_int_t *rects,
int num_rects)
{
cairo_int_status_t status;
if (surface->status)
return surface->status;
assert (! surface->is_snapshot);
if (surface->finished)
return _cairo_surface_set_error (surface,CAIRO_STATUS_SURFACE_FINISHED);
if (num_rects == 0)
return CAIRO_STATUS_SUCCESS;
if (surface->backend->fill_rectangles) {
status = surface->backend->fill_rectangles (surface, op, color,
rects, num_rects);
if (status != CAIRO_INT_STATUS_UNSUPPORTED)
return _cairo_surface_set_error (surface, status);
}
return _cairo_surface_set_error (surface,
_cairo_surface_fallback_fill_rectangles (surface, op, color,
rects, num_rects));
}
cairo_status_t
_cairo_surface_paint (cairo_surface_t *surface,
cairo_operator_t op,
cairo_pattern_t *source)
{
cairo_status_t status;
cairo_pattern_t *dev_source;
if (surface->status)
return surface->status;
assert (! surface->is_snapshot);
status = _cairo_surface_copy_pattern_for_destination (source, surface, &dev_source);
if (status)
return _cairo_surface_set_error (surface, status);
if (surface->backend->paint) {
status = surface->backend->paint (surface, op, dev_source);
if (status != CAIRO_INT_STATUS_UNSUPPORTED)
goto FINISH;
}
status = _cairo_surface_fallback_paint (surface, op, dev_source);
FINISH:
cairo_pattern_destroy (dev_source);
return _cairo_surface_set_error (surface, status);
}
cairo_status_t
_cairo_surface_mask (cairo_surface_t *surface,
cairo_operator_t op,
cairo_pattern_t *source,
cairo_pattern_t *mask)
{
cairo_status_t status;
cairo_pattern_t *dev_source;
cairo_pattern_t *dev_mask;
if (surface->status)
return surface->status;
assert (! surface->is_snapshot);
status = _cairo_surface_copy_pattern_for_destination (source, surface, &dev_source);
if (status)
goto FINISH;
status = _cairo_surface_copy_pattern_for_destination (mask, surface, &dev_mask);
if (status)
goto CLEANUP_SOURCE;
if (surface->backend->mask) {
status = surface->backend->mask (surface, op, dev_source, dev_mask);
if (status != CAIRO_INT_STATUS_UNSUPPORTED)
goto CLEANUP_MASK;
}
status = _cairo_surface_fallback_mask (surface, op, dev_source, dev_mask);
CLEANUP_MASK:
cairo_pattern_destroy (dev_mask);
CLEANUP_SOURCE:
cairo_pattern_destroy (dev_source);
FINISH:
return _cairo_surface_set_error (surface, status);
}
cairo_status_t
_cairo_surface_fill_stroke (cairo_surface_t *surface,
cairo_operator_t fill_op,
cairo_pattern_t *fill_source,
cairo_fill_rule_t fill_rule,
double fill_tolerance,
cairo_antialias_t fill_antialias,
cairo_path_fixed_t *path,
cairo_operator_t stroke_op,
cairo_pattern_t *stroke_source,
cairo_stroke_style_t *stroke_style,
cairo_matrix_t *stroke_ctm,
cairo_matrix_t *stroke_ctm_inverse,
double stroke_tolerance,
cairo_antialias_t stroke_antialias)
{
cairo_status_t status;
if (surface->status)
return surface->status;
if (surface->backend->fill_stroke) {
cairo_pattern_t *dev_stroke_source;
cairo_pattern_t *dev_fill_source;
cairo_matrix_t dev_ctm = *stroke_ctm;
cairo_matrix_t dev_ctm_inverse = *stroke_ctm_inverse;
status = _cairo_surface_copy_pattern_for_destination (stroke_source, surface, &dev_stroke_source);
if (status)
return _cairo_surface_set_error (surface, status);
status = _cairo_surface_copy_pattern_for_destination (fill_source, surface, &dev_fill_source);
if (status) {
cairo_pattern_destroy (dev_stroke_source);
return _cairo_surface_set_error (surface, status);
}
status = surface->backend->fill_stroke (surface, fill_op, dev_fill_source,
fill_rule, fill_tolerance, fill_antialias,
path, stroke_op, dev_stroke_source, stroke_style,
&dev_ctm, &dev_ctm_inverse, stroke_tolerance,
stroke_antialias);
cairo_pattern_destroy (dev_stroke_source);
cairo_pattern_destroy (dev_fill_source);
if (status != CAIRO_INT_STATUS_UNSUPPORTED)
return _cairo_surface_set_error (surface, status);
}
status = _cairo_surface_fill (surface, fill_op, fill_source, path,
fill_rule, fill_tolerance, fill_antialias);
if (status)
return _cairo_surface_set_error (surface, status);
status = _cairo_surface_stroke (surface, stroke_op, stroke_source, path,
stroke_style, stroke_ctm, stroke_ctm_inverse,
stroke_tolerance, stroke_antialias);
if (status)
return _cairo_surface_set_error (surface, status);
return CAIRO_STATUS_SUCCESS;
}
cairo_status_t
_cairo_surface_stroke (cairo_surface_t *surface,
cairo_operator_t op,
cairo_pattern_t *source,
cairo_path_fixed_t *path,
cairo_stroke_style_t *stroke_style,
cairo_matrix_t *ctm,
cairo_matrix_t *ctm_inverse,
double tolerance,
cairo_antialias_t antialias)
{
cairo_status_t status;
cairo_pattern_t *dev_source;
cairo_path_fixed_t *dev_path = path;
cairo_path_fixed_t real_dev_path;
cairo_matrix_t dev_ctm = *ctm;
cairo_matrix_t dev_ctm_inverse = *ctm_inverse;
if (surface->status)
return surface->status;
assert (! surface->is_snapshot);
status = _cairo_surface_copy_pattern_for_destination (source, surface, &dev_source);
if (status)
return _cairo_surface_set_error (surface, status);
if (surface->backend->stroke) {
status = surface->backend->stroke (surface, op, dev_source,
path, stroke_style,
&dev_ctm, &dev_ctm_inverse,
tolerance, antialias);
if (status != CAIRO_INT_STATUS_UNSUPPORTED)
goto FINISH;
}
status = _cairo_surface_fallback_stroke (surface, op, dev_source,
path, stroke_style,
&dev_ctm, &dev_ctm_inverse,
tolerance, antialias);
FINISH:
if (dev_path == &real_dev_path)
_cairo_path_fixed_fini (&real_dev_path);
cairo_pattern_destroy (dev_source);
return _cairo_surface_set_error (surface, status);
}
cairo_status_t
_cairo_surface_fill (cairo_surface_t *surface,
cairo_operator_t op,
cairo_pattern_t *source,
cairo_path_fixed_t *path,
cairo_fill_rule_t fill_rule,
double tolerance,
cairo_antialias_t antialias)
{
cairo_status_t status;
cairo_pattern_t *dev_source;
if (surface->status)
return surface->status;
assert (! surface->is_snapshot);
status = _cairo_surface_copy_pattern_for_destination (source, surface, &dev_source);
if (status)
return _cairo_surface_set_error (surface, status);
if (surface->backend->fill) {
status = surface->backend->fill (surface, op, dev_source,
path, fill_rule,
tolerance, antialias);
if (status != CAIRO_INT_STATUS_UNSUPPORTED)
goto FINISH;
}
status = _cairo_surface_fallback_fill (surface, op, dev_source,
path, fill_rule,
tolerance, antialias);
FINISH:
cairo_pattern_destroy (dev_source);
return _cairo_surface_set_error (surface, status);
}
cairo_status_t
_cairo_surface_composite_trapezoids (cairo_operator_t op,
cairo_pattern_t *pattern,
cairo_surface_t *dst,
cairo_antialias_t antialias,
int src_x,
int src_y,
int dst_x,
int dst_y,
unsigned int width,
unsigned int height,
cairo_trapezoid_t *traps,
int num_traps)
{
cairo_int_status_t status;
assert (op != CAIRO_OPERATOR_SOURCE && op != CAIRO_OPERATOR_CLEAR);
if (dst->status)
return dst->status;
assert (! dst->is_snapshot);
if (dst->finished)
return _cairo_surface_set_error (dst, CAIRO_STATUS_SURFACE_FINISHED);
if (dst->backend->composite_trapezoids) {
status = dst->backend->composite_trapezoids (op,
pattern, dst,
antialias,
src_x, src_y,
dst_x, dst_y,
width, height,
traps, num_traps);
if (status != CAIRO_INT_STATUS_UNSUPPORTED)
return _cairo_surface_set_error (dst, status);
}
return _cairo_surface_set_error (dst,
_cairo_surface_fallback_composite_trapezoids (op, pattern, dst,
antialias,
src_x, src_y,
dst_x, dst_y,
width, height,
traps, num_traps));
}
void
cairo_surface_copy_page (cairo_surface_t *surface)
{
cairo_status_t status_ignored;
if (surface->status)
return;
assert (! surface->is_snapshot);
if (surface->finished) {
status_ignored = _cairo_surface_set_error (surface,
CAIRO_STATUS_SURFACE_FINISHED);
return;
}
if (surface->backend->copy_page == NULL)
return;
status_ignored = _cairo_surface_set_error (surface,
surface->backend->copy_page (surface));
}
slim_hidden_def (cairo_surface_copy_page);
void
cairo_surface_show_page (cairo_surface_t *surface)
{
cairo_status_t status_ignored;
if (surface->status)
return;
assert (! surface->is_snapshot);
if (surface->finished) {
status_ignored = _cairo_surface_set_error (surface,
CAIRO_STATUS_SURFACE_FINISHED);
return;
}
if (surface->backend->show_page == NULL)
return;
status_ignored = _cairo_surface_set_error (surface,
surface->backend->show_page (surface));
}
slim_hidden_def (cairo_surface_show_page);
unsigned int
_cairo_surface_get_current_clip_serial (cairo_surface_t *surface)
{
return surface->current_clip_serial;
}
unsigned int
_cairo_surface_allocate_clip_serial (cairo_surface_t *surface)
{
unsigned int serial;
if (surface->status)
return 0;
if ((serial = ++(surface->next_clip_serial)) == 0)
serial = ++(surface->next_clip_serial);
return serial;
}
cairo_status_t
_cairo_surface_reset_clip (cairo_surface_t *surface)
{
cairo_status_t status;
if (surface->status)
return surface->status;
if (surface->finished)
return _cairo_surface_set_error (surface,CAIRO_STATUS_SURFACE_FINISHED);
surface->current_clip_serial = 0;
if (surface->backend->intersect_clip_path) {
status = surface->backend->intersect_clip_path (surface,
NULL,
CAIRO_FILL_RULE_WINDING,
0,
CAIRO_ANTIALIAS_DEFAULT);
if (status)
return _cairo_surface_set_error (surface, status);
}
if (surface->backend->set_clip_region != NULL) {
status = surface->backend->set_clip_region (surface, NULL);
if (status)
return _cairo_surface_set_error (surface, status);
}
return CAIRO_STATUS_SUCCESS;
}
cairo_status_t
_cairo_surface_set_clip_region (cairo_surface_t *surface,
cairo_region_t *region,
unsigned int serial)
{
cairo_status_t status;
if (surface->status)
return surface->status;
assert (surface->backend->set_clip_region != NULL);
surface->current_clip_serial = serial;
status = surface->backend->set_clip_region (surface, region);
return _cairo_surface_set_error (surface, status);
}
cairo_int_status_t
_cairo_surface_intersect_clip_path (cairo_surface_t *surface,
cairo_path_fixed_t *path,
cairo_fill_rule_t fill_rule,
double tolerance,
cairo_antialias_t antialias)
{
cairo_path_fixed_t *dev_path = path;
cairo_status_t status;
if (surface->status)
return surface->status;
if (surface->finished)
return _cairo_surface_set_error (surface,CAIRO_STATUS_SURFACE_FINISHED);
assert (surface->backend->intersect_clip_path != NULL);
status = surface->backend->intersect_clip_path (surface,
dev_path,
fill_rule,
tolerance,
antialias);
return _cairo_surface_set_error (surface, status);
}
static cairo_status_t
_cairo_surface_set_clip_path_recursive (cairo_surface_t *surface,
cairo_clip_path_t *clip_path)
{
cairo_status_t status;
if (surface->status)
return surface->status;
if (clip_path == NULL)
return CAIRO_STATUS_SUCCESS;
status = _cairo_surface_set_clip_path_recursive (surface, clip_path->prev);
if (status)
return status;
return _cairo_surface_intersect_clip_path (surface,
&clip_path->path,
clip_path->fill_rule,
clip_path->tolerance,
clip_path->antialias);
}
static cairo_status_t
_cairo_surface_set_clip_path (cairo_surface_t *surface,
cairo_clip_path_t *clip_path,
unsigned int serial)
{
cairo_status_t status;
if (surface->status)
return surface->status;
if (surface->finished)
return _cairo_surface_set_error (surface,CAIRO_STATUS_SURFACE_FINISHED);
assert (surface->backend->intersect_clip_path != NULL);
status = surface->backend->intersect_clip_path (surface,
NULL,
CAIRO_FILL_RULE_WINDING,
0,
CAIRO_ANTIALIAS_DEFAULT);
if (status)
return _cairo_surface_set_error (surface, status);
status = _cairo_surface_set_clip_path_recursive (surface, clip_path);
if (status)
return _cairo_surface_set_error (surface, status);
surface->current_clip_serial = serial;
return CAIRO_STATUS_SUCCESS;
}
static cairo_status_t
_cairo_surface_set_empty_clip_path (cairo_surface_t *surface,
unsigned int serial)
{
cairo_path_fixed_t path;
cairo_status_t status;
if (surface->status)
return surface->status;
_cairo_path_fixed_init (&path);
status = surface->backend->intersect_clip_path (surface,
&path,
CAIRO_FILL_RULE_WINDING,
0,
CAIRO_ANTIALIAS_DEFAULT);
if (status == CAIRO_STATUS_SUCCESS)
surface->current_clip_serial = serial;
_cairo_path_fixed_fini (&path);
return _cairo_surface_set_error (surface, status);
}
cairo_clip_t *
_cairo_surface_get_clip (cairo_surface_t *surface)
{
return surface->clip;
}
cairo_status_t
_cairo_surface_set_clip (cairo_surface_t *surface, cairo_clip_t *clip)
{
unsigned int serial = 0;
if (surface->status)
return surface->status;
if (surface->finished)
return _cairo_surface_set_error (surface,CAIRO_STATUS_SURFACE_FINISHED);
if (clip) {
serial = clip->serial;
if (serial == 0)
clip = NULL;
}
surface->clip = clip;
if (serial == _cairo_surface_get_current_clip_serial (surface))
return CAIRO_STATUS_SUCCESS;
if (clip) {
if (clip->all_clipped) {
if (surface->backend->intersect_clip_path != NULL)
return _cairo_surface_set_empty_clip_path (surface,
clip->serial);
if (surface->backend->set_clip_region != NULL)
return _cairo_surface_set_clip_region (surface,
&clip->region,
clip->serial);
} else {
if (clip->path)
return _cairo_surface_set_clip_path (surface,
clip->path,
clip->serial);
if (clip->has_region)
return _cairo_surface_set_clip_region (surface,
&clip->region,
clip->serial);
}
}
return _cairo_surface_reset_clip (surface);
}
cairo_int_status_t
_cairo_surface_get_extents (cairo_surface_t *surface,
cairo_rectangle_int_t *extents)
{
cairo_int_status_t status = CAIRO_INT_STATUS_UNSUPPORTED;
if (surface->status)
return surface->status;
if (surface->finished)
return _cairo_surface_set_error (surface,CAIRO_STATUS_SURFACE_FINISHED);
if (surface->backend->get_extents) {
status = _cairo_surface_set_error (surface,
surface->backend->get_extents (surface, extents));
}
if (status == CAIRO_INT_STATUS_UNSUPPORTED) {
extents->x = CAIRO_RECT_INT_MIN;
extents->y = CAIRO_RECT_INT_MIN;
extents->width = CAIRO_RECT_INT_MAX - CAIRO_RECT_INT_MIN;
extents->height = CAIRO_RECT_INT_MAX - CAIRO_RECT_INT_MIN;
}
return status;
}
cairo_bool_t
cairo_surface_has_show_text_glyphs (cairo_surface_t *surface)
{
cairo_status_t status_ignored;
if (surface->status)
return FALSE;
if (surface->finished) {
status_ignored = _cairo_surface_set_error (surface,
CAIRO_STATUS_SURFACE_FINISHED);
return FALSE;
}
if (surface->backend->has_show_text_glyphs)
return surface->backend->has_show_text_glyphs (surface);
else
return surface->backend->show_text_glyphs != NULL;
}
slim_hidden_def (cairo_surface_has_show_text_glyphs);
cairo_status_t
_cairo_surface_show_text_glyphs (cairo_surface_t *surface,
cairo_operator_t op,
cairo_pattern_t *source,
const char *utf8,
int utf8_len,
cairo_glyph_t *glyphs,
int num_glyphs,
const cairo_text_cluster_t *clusters,
int num_clusters,
cairo_text_cluster_flags_t cluster_flags,
cairo_scaled_font_t *scaled_font)
{
cairo_status_t status;
cairo_scaled_font_t *dev_scaled_font = scaled_font;
cairo_pattern_t *dev_source;
if (surface->status)
return surface->status;
assert (! surface->is_snapshot);
if (!num_glyphs && !utf8_len)
return CAIRO_STATUS_SUCCESS;
status = _cairo_surface_copy_pattern_for_destination (source,
surface,
&dev_source);
if (status)
return _cairo_surface_set_error (surface, status);
if (_cairo_surface_has_device_transform (surface) &&
! _cairo_matrix_is_integer_translation (&surface->device_transform, NULL, NULL))
{
cairo_font_options_t font_options;
cairo_matrix_t dev_ctm, font_matrix;
cairo_scaled_font_get_font_matrix (scaled_font, &font_matrix);
cairo_scaled_font_get_ctm (scaled_font, &dev_ctm);
cairo_matrix_multiply (&dev_ctm, &dev_ctm, &surface->device_transform);
cairo_scaled_font_get_font_options (scaled_font, &font_options);
dev_scaled_font = cairo_scaled_font_create (cairo_scaled_font_get_font_face (scaled_font),
&font_matrix,
&dev_ctm,
&font_options);
}
status = cairo_scaled_font_status (dev_scaled_font);
if (status) {
cairo_pattern_destroy (dev_source);
return _cairo_surface_set_error (surface, status);
}
status = CAIRO_INT_STATUS_UNSUPPORTED;
if (clusters) {
if (surface->backend->show_text_glyphs) {
status = surface->backend->show_text_glyphs (surface, op, dev_source,
utf8, utf8_len,
glyphs, num_glyphs,
clusters, num_clusters, cluster_flags,
dev_scaled_font);
}
if (status == CAIRO_INT_STATUS_UNSUPPORTED && surface->backend->show_glyphs) {
int remaining_glyphs = num_glyphs;
status = surface->backend->show_glyphs (surface, op, dev_source,
glyphs, num_glyphs,
dev_scaled_font,
&remaining_glyphs);
glyphs += num_glyphs - remaining_glyphs;
num_glyphs = remaining_glyphs;
if (status == CAIRO_INT_STATUS_UNSUPPORTED && remaining_glyphs == 0)
status = CAIRO_STATUS_SUCCESS;
}
} else {
if (surface->backend->show_glyphs) {
int remaining_glyphs = num_glyphs;
status = surface->backend->show_glyphs (surface, op, dev_source,
glyphs, num_glyphs,
dev_scaled_font,
&remaining_glyphs);
glyphs += num_glyphs - remaining_glyphs;
num_glyphs = remaining_glyphs;
if (status == CAIRO_INT_STATUS_UNSUPPORTED && remaining_glyphs == 0)
status = CAIRO_STATUS_SUCCESS;
} else if (surface->backend->show_text_glyphs) {
status = surface->backend->show_text_glyphs (surface, op, dev_source,
utf8, utf8_len,
glyphs, num_glyphs,
clusters, num_clusters, cluster_flags,
dev_scaled_font);
}
}
if (status == CAIRO_INT_STATUS_UNSUPPORTED)
status = _cairo_surface_fallback_show_glyphs (surface, op, dev_source,
glyphs, num_glyphs,
dev_scaled_font);
if (dev_scaled_font != scaled_font)
cairo_scaled_font_destroy (dev_scaled_font);
cairo_pattern_destroy (dev_source);
return _cairo_surface_set_error (surface, status);
}
cairo_status_t
_cairo_surface_old_show_glyphs (cairo_scaled_font_t *scaled_font,
cairo_operator_t op,
cairo_pattern_t *pattern,
cairo_surface_t *dst,
int source_x,
int source_y,
int dest_x,
int dest_y,
unsigned int width,
unsigned int height,
cairo_glyph_t *glyphs,
int num_glyphs)
{
cairo_status_t status;
if (dst->status)
return dst->status;
assert (! dst->is_snapshot);
if (dst->finished)
return _cairo_surface_set_error (dst, CAIRO_STATUS_SURFACE_FINISHED);
if (dst->backend->old_show_glyphs) {
status = dst->backend->old_show_glyphs (scaled_font,
op, pattern, dst,
source_x, source_y,
dest_x, dest_y,
width, height,
glyphs, num_glyphs);
} else
status = CAIRO_INT_STATUS_UNSUPPORTED;
return _cairo_surface_set_error (dst, status);
}
static cairo_status_t
_cairo_surface_composite_fixup_unbounded_internal (cairo_surface_t *dst,
cairo_rectangle_int_t *src_rectangle,
cairo_rectangle_int_t *mask_rectangle,
int dst_x,
int dst_y,
unsigned int width,
unsigned int height)
{
cairo_rectangle_int_t dst_rectangle;
cairo_rectangle_int_t drawn_rectangle;
cairo_bool_t has_drawn_region = FALSE;
cairo_region_t drawn_region;
cairo_region_t clear_region;
cairo_status_t status;
dst_rectangle.x = dst_x;
dst_rectangle.y = dst_y;
dst_rectangle.width = width;
dst_rectangle.height = height;
_cairo_region_init_rect (&clear_region, &dst_rectangle);
drawn_rectangle = dst_rectangle;
if (src_rectangle) {
if (! _cairo_rectangle_intersect (&drawn_rectangle, src_rectangle))
goto EMPTY;
}
if (mask_rectangle) {
if (! _cairo_rectangle_intersect (&drawn_rectangle, mask_rectangle))
goto EMPTY;
}
_cairo_region_init_rect (&drawn_region, &drawn_rectangle);
has_drawn_region = TRUE;
status = _cairo_region_subtract (&clear_region,
&clear_region,
&drawn_region);
if (status)
goto CLEANUP_REGIONS;
EMPTY:
status = _cairo_surface_fill_region (dst, CAIRO_OPERATOR_SOURCE,
CAIRO_COLOR_TRANSPARENT,
&clear_region);
CLEANUP_REGIONS:
if (has_drawn_region)
_cairo_region_fini (&drawn_region);
_cairo_region_fini (&clear_region);
return _cairo_surface_set_error (dst, status);
}
cairo_status_t
_cairo_surface_composite_fixup_unbounded (cairo_surface_t *dst,
cairo_surface_attributes_t *src_attr,
int src_width,
int src_height,
cairo_surface_attributes_t *mask_attr,
int mask_width,
int mask_height,
int src_x,
int src_y,
int mask_x,
int mask_y,
int dst_x,
int dst_y,
unsigned int width,
unsigned int height)
{
cairo_rectangle_int_t src_tmp, mask_tmp;
cairo_rectangle_int_t *src_rectangle = NULL;
cairo_rectangle_int_t *mask_rectangle = NULL;
if (dst->status)
return dst->status;
assert (! dst->is_snapshot);
if (_cairo_matrix_is_integer_translation (&src_attr->matrix, NULL, NULL) &&
src_attr->extend == CAIRO_EXTEND_NONE)
{
src_tmp.x = (dst_x - (src_x + src_attr->x_offset));
src_tmp.y = (dst_y - (src_y + src_attr->y_offset));
src_tmp.width = src_width;
src_tmp.height = src_height;
src_rectangle = &src_tmp;
}
if (mask_attr &&
_cairo_matrix_is_integer_translation (&mask_attr->matrix, NULL, NULL) &&
mask_attr->extend == CAIRO_EXTEND_NONE)
{
mask_tmp.x = (dst_x - (mask_x + mask_attr->x_offset));
mask_tmp.y = (dst_y - (mask_y + mask_attr->y_offset));
mask_tmp.width = mask_width;
mask_tmp.height = mask_height;
mask_rectangle = &mask_tmp;
}
return _cairo_surface_composite_fixup_unbounded_internal (dst, src_rectangle, mask_rectangle,
dst_x, dst_y, width, height);
}
cairo_status_t
_cairo_surface_composite_shape_fixup_unbounded (cairo_surface_t *dst,
cairo_surface_attributes_t *src_attr,
int src_width,
int src_height,
int mask_width,
int mask_height,
int src_x,
int src_y,
int mask_x,
int mask_y,
int dst_x,
int dst_y,
unsigned int width,
unsigned int height)
{
cairo_rectangle_int_t src_tmp, mask_tmp;
cairo_rectangle_int_t *src_rectangle = NULL;
cairo_rectangle_int_t *mask_rectangle = NULL;
if (dst->status)
return dst->status;
assert (! dst->is_snapshot);
if (_cairo_matrix_is_integer_translation (&src_attr->matrix, NULL, NULL) &&
src_attr->extend == CAIRO_EXTEND_NONE)
{
src_tmp.x = (dst_x - (src_x + src_attr->x_offset));
src_tmp.y = (dst_y - (src_y + src_attr->y_offset));
src_tmp.width = src_width;
src_tmp.height = src_height;
src_rectangle = &src_tmp;
}
mask_tmp.x = dst_x - mask_x;
mask_tmp.y = dst_y - mask_y;
mask_tmp.width = mask_width;
mask_tmp.height = mask_height;
mask_rectangle = &mask_tmp;
return _cairo_surface_composite_fixup_unbounded_internal (dst, src_rectangle, mask_rectangle,
dst_x, dst_y, width, height);
}
static cairo_status_t
_cairo_surface_copy_pattern_for_destination (const cairo_pattern_t *pattern,
cairo_surface_t *destination,
cairo_pattern_t **pattern_out)
{
cairo_status_t status;
status = _cairo_pattern_create_copy (pattern_out, pattern);
if (status)
return status;
if (_cairo_surface_has_device_transform (destination)) {
_cairo_pattern_transform (*pattern_out,
&destination->device_transform_inverse);
}
return CAIRO_STATUS_SUCCESS;
}
void
_cairo_surface_set_resolution (cairo_surface_t *surface,
double x_res,
double y_res)
{
if (surface->status)
return;
surface->x_resolution = x_res;
surface->y_resolution = y_res;
}
cairo_surface_t *
_cairo_surface_create_in_error (cairo_status_t status)
{
switch (status) {
case CAIRO_STATUS_NO_MEMORY:
return (cairo_surface_t *) &_cairo_surface_nil;
case CAIRO_STATUS_INVALID_CONTENT:
return (cairo_surface_t *) &_cairo_surface_nil_invalid_content;
case CAIRO_STATUS_INVALID_FORMAT:
return (cairo_surface_t *) &_cairo_surface_nil_invalid_format;
case CAIRO_STATUS_INVALID_VISUAL:
return (cairo_surface_t *) &_cairo_surface_nil_invalid_visual;
case CAIRO_STATUS_READ_ERROR:
return (cairo_surface_t *) &_cairo_surface_nil_read_error;
case CAIRO_STATUS_WRITE_ERROR:
return (cairo_surface_t *) &_cairo_surface_nil_write_error;
case CAIRO_STATUS_FILE_NOT_FOUND:
return (cairo_surface_t *) &_cairo_surface_nil_file_not_found;
case CAIRO_STATUS_TEMP_FILE_ERROR:
return (cairo_surface_t *) &_cairo_surface_nil_temp_file_error;
case CAIRO_STATUS_INVALID_STRIDE:
return (cairo_surface_t *) &_cairo_surface_nil_invalid_stride;
case CAIRO_STATUS_SUCCESS:
ASSERT_NOT_REACHED;
case CAIRO_STATUS_INVALID_RESTORE:
case CAIRO_STATUS_INVALID_POP_GROUP:
case CAIRO_STATUS_NO_CURRENT_POINT:
case CAIRO_STATUS_INVALID_MATRIX:
case CAIRO_STATUS_INVALID_STATUS:
case CAIRO_STATUS_NULL_POINTER:
case CAIRO_STATUS_INVALID_STRING:
case CAIRO_STATUS_INVALID_PATH_DATA:
case CAIRO_STATUS_SURFACE_FINISHED:
case CAIRO_STATUS_SURFACE_TYPE_MISMATCH:
case CAIRO_STATUS_PATTERN_TYPE_MISMATCH:
case CAIRO_STATUS_INVALID_DASH:
case CAIRO_STATUS_INVALID_DSC_COMMENT:
case CAIRO_STATUS_INVALID_INDEX:
case CAIRO_STATUS_CLIP_NOT_REPRESENTABLE:
case CAIRO_STATUS_FONT_TYPE_MISMATCH:
case CAIRO_STATUS_USER_FONT_IMMUTABLE:
case CAIRO_STATUS_USER_FONT_ERROR:
case CAIRO_STATUS_NEGATIVE_COUNT:
case CAIRO_STATUS_INVALID_CLUSTERS:
case CAIRO_STATUS_INVALID_SLANT:
case CAIRO_STATUS_INVALID_WEIGHT:
default:
_cairo_error_throw (CAIRO_STATUS_NO_MEMORY);
return (cairo_surface_t *) &_cairo_surface_nil;
}
}