third_party/WebKit/public/platform/modules/offscreencanvas/offscreen_canvas_surface.mojom

// Copyright 2016 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 blink.mojom;

import "cc/ipc/compositor_frame.mojom";
import "cc/ipc/frame_sink_id.mojom";
import "cc/ipc/mojo_compositor_frame_sink.mojom";
import "cc/ipc/surface_id.mojom";
import "cc/ipc/surface_sequence.mojom";

interface OffscreenCanvasSurface {
  Require(cc.mojom.SurfaceId surface_id, cc.mojom.SurfaceSequence sequence);
  Satisfy(cc.mojom.SurfaceSequence sequence);
};

interface OffscreenCanvasSurfaceClient {
  // TODO(fsamuel, xlai): Replace this with DisplayCompositorClient
  OnSurfaceCreated(cc.mojom.SurfaceId surface_id,
                   int32 width,
                   int32 height,
                   float device_scale_factor);
};

interface OffscreenCanvasSurfaceFactory {
  CreateOffscreenCanvasSurface(cc.mojom.FrameSinkId frame_sink_id,
                               OffscreenCanvasSurfaceClient client,
                               OffscreenCanvasSurface& service);
};

interface OffscreenCanvasCompositorFrameSinkProvider {
  // TODO(fsamuel, xlai): Replace this with DisplayCompositor
  CreateCompositorFrameSink(cc.mojom.FrameSinkId frame_sink_id,
                            cc.mojom.MojoCompositorFrameSinkClient client,
                            cc.mojom.MojoCompositorFrameSink& sink);
};