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[surface] Provide nil-surface for INVALID_SIZE

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So that we can faithfully report back failure if the user tries to create
a surface larger than the backend can support.
This commit is contained in:
Chris Wilson 2009-05-22 12:52:43 +01:00
parent 6717f0d748
commit bf2c7356d4
1 changed files with 3 additions and 1 deletions
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4
src/cairo-surface.c
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@ -79,6 +79,7 @@ static DEFINE_NIL_SURFACE(CAIRO_STATUS_TEMP_FILE_ERROR, _cairo_surface_nil_temp_
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 DEFINE_NIL_SURFACE(CAIRO_STATUS_INVALID_SIZE, _cairo_surface_nil_invalid_size);
static cairo_status_t
_cairo_surface_copy_pattern_for_destination (const cairo_pattern_t **pattern,
@ -2967,6 +2968,8 @@ _cairo_surface_create_in_error (cairo_status_t status)
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_INVALID_SIZE:
return (cairo_surface_t *) &_cairo_surface_nil_invalid_size;
case CAIRO_STATUS_SUCCESS:
case CAIRO_STATUS_LAST_STATUS:
ASSERT_NOT_REACHED;
@ -2993,7 +2996,6 @@ _cairo_surface_create_in_error (cairo_status_t status)
case CAIRO_STATUS_INVALID_CLUSTERS:
case CAIRO_STATUS_INVALID_SLANT:
case CAIRO_STATUS_INVALID_WEIGHT:
case CAIRO_STATUS_INVALID_SIZE:
case CAIRO_STATUS_USER_FONT_NOT_IMPLEMENTED:
default:
_cairo_error_throw (CAIRO_STATUS_NO_MEMORY);