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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 module mojo; | 5 module mojo; |
| 6 | 6 |
| 7 import "geometry/interfaces/geometry.mojom"; | 7 import "geometry/interfaces/geometry.mojom"; |
| 8 import "gpu/interfaces/context_provider.mojom"; | 8 import "gpu/interfaces/context_provider.mojom"; |
| 9 import "native_viewport/interfaces/native_viewport_event_dispatcher.mojom"; | 9 import "native_viewport/interfaces/native_viewport_event_dispatcher.mojom"; |
| 10 | 10 |
| 11 struct ViewportMetrics { | 11 struct ViewportMetrics { |
| 12 Size size; | 12 Size size; |
| 13 float device_pixel_ratio = 1.0; | 13 float device_pixel_ratio = 1.0; |
| 14 }; | 14 }; |
| 15 | 15 |
| 16 struct SurfaceConfiguration { | 16 struct SurfaceConfiguration { |
| 17 uint8 red_bits = 8; | 17 uint8 red_bits = 8; |
| 18 uint8 green_bits = 8; | 18 uint8 green_bits = 8; |
| 19 uint8 blue_bits = 8; | 19 uint8 blue_bits = 8; |
| 20 uint8 alpha_bits = 8; | 20 uint8 alpha_bits = 8; |
| 21 uint8 depth_bits; | 21 uint8 depth_bits; |
| 22 uint8 stencil_bits; | 22 uint8 stencil_bits; |
| 23 }; | 23 }; |
| 24 | 24 |
| 25 [ServiceName="mojo::NativeViewport"] | 25 [ServiceName="mojo::NativeViewport"] |
| 26 interface NativeViewport { | 26 interface NativeViewport { |
| 27 // TODO(sky): having a create function is awkward. Should there be a factory | 27 // TODO(sky): having a create function is awkward. Should there be a factory |
| 28 // to create the NativeViewport that takes the size? | 28 // to create the NativeViewport that takes the size? |
| 29 // When the viewport is created it is initially shown. | 29 // When the viewport is created it is initially shown. |
| 30 Create(Size size, SurfaceConfiguration? requested_configuration) => (ViewportM
etrics metrics); | 30 Create(Size size, SurfaceConfiguration? requested_configuration) |
| 31 => (ViewportMetrics metrics); |
| 31 | 32 |
| 32 Show(); | 33 Show(); |
| 33 Hide(); | 34 Hide(); |
| 34 Close(); | 35 Close(); |
| 35 SetSize(Size size); | 36 SetSize(Size size); |
| 36 SetEventDispatcher(NativeViewportEventDispatcher dispatcher); | 37 SetEventDispatcher(NativeViewportEventDispatcher dispatcher); |
| 37 | 38 |
| 38 // Requests a ContextProvider capable of producing contexts that draw to | 39 // Requests a ContextProvider capable of producing contexts that draw to |
| 39 // this native viewport. | 40 // this native viewport. |
| 40 GetContextProvider(ContextProvider& provider); | 41 GetContextProvider(ContextProvider& provider); |
| 41 | 42 |
| 42 // The initial viewport metrics will be sent in the reply to the Create | 43 // The initial viewport metrics will be sent in the reply to the Create |
| 43 // method. Call RequestMetrics() to receive updates when the viewport metrics | 44 // method. Call RequestMetrics() to receive updates when the viewport metrics |
| 44 // change. The reply will be sent when the viewport metrics are different from | 45 // change. The reply will be sent when the viewport metrics are different from |
| 45 // the values last sent, so to receive continuous updates call this method | 46 // the values last sent, so to receive continuous updates call this method |
| 46 // again after receiving the callback. | 47 // again after receiving the callback. |
| 47 RequestMetrics() => (ViewportMetrics metrics); | 48 RequestMetrics() => (ViewportMetrics metrics); |
| 48 }; | 49 }; |
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