clip: Rudimentary support for clip-polygon extraction

Step 1, fix the failings sighted recently by tracking clip-boxes as an
explicit property of the clipping and of composition.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

1 files changed, 54 insertions, 0 deletions

diff --git a/src/cairo-error-private.h b/src/cairo-error-private.h
index fc0c56438..953e8afaf 100644
--- a/src/cairo-error-private.h
+++ b/src/cairo-error-private.h
@@ -43,9 +43,63 @@
 
 CAIRO_BEGIN_DECLS
 
+enum _cairo_int_status {
+    CAIRO_INT_STATUS_SUCCESS = 0,
+
+    CAIRO_INT_STATUS_NO_MEMORY,
+    CAIRO_INT_STATUS_INVALID_RESTORE,
+    CAIRO_INT_STATUS_INVALID_POP_GROUP,
+    CAIRO_INT_STATUS_NO_CURRENT_POINT,
+    CAIRO_INT_STATUS_INVALID_MATRIX,
+    CAIRO_INT_STATUS_INVALID_STATUS,
+    CAIRO_INT_STATUS_NULL_POINTER,
+    CAIRO_INT_STATUS_INVALID_STRING,
+    CAIRO_INT_STATUS_INVALID_PATH_DATA,
+    CAIRO_INT_STATUS_READ_ERROR,
+    CAIRO_INT_STATUS_WRITE_ERROR,
+    CAIRO_INT_STATUS_SURFACE_FINISHED,
+    CAIRO_INT_STATUS_SURFACE_TYPE_MISMATCH,
+    CAIRO_INT_STATUS_PATTERN_TYPE_MISMATCH,
+    CAIRO_INT_STATUS_INVALID_CONTENT,
+    CAIRO_INT_STATUS_INVALID_FORMAT,
+    CAIRO_INT_STATUS_INVALID_VISUAL,
+    CAIRO_INT_STATUS_FILE_NOT_FOUND,
+    CAIRO_INT_STATUS_INVALID_DASH,
+    CAIRO_INT_STATUS_INVALID_DSC_COMMENT,
+    CAIRO_INT_STATUS_INVALID_INDEX,
+    CAIRO_INT_STATUS_CLIP_NOT_REPRESENTABLE,
+    CAIRO_INT_STATUS_TEMP_FILE_ERROR,
+    CAIRO_INT_STATUS_INVALID_STRIDE,
+    CAIRO_INT_STATUS_FONT_TYPE_MISMATCH,
+    CAIRO_INT_STATUS_USER_FONT_IMMUTABLE,
+    CAIRO_INT_STATUS_USER_FONT_ERROR,
+    CAIRO_INT_STATUS_NEGATIVE_COUNT,
+    CAIRO_INT_STATUS_INVALID_CLUSTERS,
+    CAIRO_INT_STATUS_INVALID_SLANT,
+    CAIRO_INT_STATUS_INVALID_WEIGHT,
+    CAIRO_INT_STATUS_INVALID_SIZE,
+    CAIRO_INT_STATUS_USER_FONT_NOT_IMPLEMENTED,
+    CAIRO_INT_STATUS_DEVICE_TYPE_MISMATCH,
+    CAIRO_INT_STATUS_DEVICE_ERROR,
+    CAIRO_INT_STATUS_INVALID_MESH_CONSTRUCTION,
+    CAIRO_INT_STATUS_DEVICE_FINISHED,
+
+    CAIRO_INT_STATUS_LAST_STATUS,
+
+    CAIRO_INT_STATUS_UNSUPPORTED = 100,
+    CAIRO_INT_STATUS_DEGENERATE,
+    CAIRO_INT_STATUS_NOTHING_TO_DO,
+    CAIRO_INT_STATUS_FLATTEN_TRANSPARENCY,
+    CAIRO_INT_STATUS_IMAGE_FALLBACK,
+    CAIRO_INT_STATUS_ANALYZE_RECORDING_SURFACE_PATTERN,
+};
+
 #define _cairo_status_is_error(status) \
     (status != CAIRO_STATUS_SUCCESS && status <= CAIRO_STATUS_LAST_STATUS)
 
+#define _cairo_int_status_is_error(status) \
+    (status != CAIRO_INT_STATUS_SUCCESS && status <= CAIRO_INT_STATUS_LAST_STATUS)
+
 cairo_private cairo_status_t
 _cairo_error (cairo_status_t status);