Index: services/viz/public/interfaces/hit_test_region_list.mojom |
diff --git a/services/viz/public/interfaces/hit_test_region_list.mojom b/services/viz/public/interfaces/hit_test_region_list.mojom |
new file mode 100644 |
index 0000000000000000000000000000000000000000..1b9e0b7fa5de2081fddbc8972bec3d5151069b5a |
--- /dev/null |
+++ b/services/viz/public/interfaces/hit_test_region_list.mojom |
@@ -0,0 +1,59 @@ |
+// Copyright 2017 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+module viz.hit_test.mojom; |
+ |
+import "cc/ipc/surface_id.mojom"; |
+import "ui/gfx/geometry/mojo/geometry.mojom"; |
+import "ui/gfx/mojo/transform.mojom"; |
+ |
+// Region maps to this surface (me). |
+const uint32 kHitTestMine = 0x01; |
+ |
+// Region ignored for hit testing (transparent backgrounds & hover:none). |
+const uint32 kHitTestIgnore = 0x02; |
+ |
+// Region maps to child surface (OOPIF). |
+const uint32 kHitTestChildSurface = 0x04; |
+ |
+// Irregular boundary - send HitTestRequest to resolve. |
+const uint32 kHitTestAsk = 0x08; |
+ |
+// Touch event handler exists. |
+const uint32 kHitTestTouchEventHandler = 0x10; |
+ |
+struct HitTestRegion { |
+ // Flags to indicate the type of HitTestRegion. |
+ uint32 flags; |
+ |
+ // SurfaceId is required when flags = kHitTestChildSurface. |
+ cc.mojom.SurfaceId surface_id; |
+ |
+ // The rect of the region in the coordinate space of the embedder. |
+ gfx.mojom.Rect rect; |
+ |
+ // The transform of the region. The transform applied to the rect |
+ // defines the space occupied by this region in the coordinate space of |
+ // the embedder. |
+ gfx.mojom.Transform transform; |
+}; |
+ |
+struct HitTestRegionList { |
+ // SurfaceId corresponding to this HitTestData. |
+ cc.mojom.SurfaceId surface_id; |
+ |
+ // Flags indicate how to handle events that match no sub-regions. |
+ // kHitTestMine routes un-matched events to this surface (opaque). |
+ // kHitTestIgnore keeps previous match in the parent (transparent). |
+ uint32 flags; |
+ |
+ // The bounds of the surface. |
+ gfx.mojom.Rect bounds; |
+ |
+ // The transform applied to all regions in this surface. |
+ gfx.mojom.Transform transform; |
+ |
+ // The list of sub-regions in front to back order. |
+ array<HitTestRegion> regions; |
+}; |