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authorzheng_wenlong <wenlong_zheng@nexty-ele.com>2017-09-29 21:06:22 +0900
committerYuta Doi <yuta-d@witz-inc.co.jp>2017-10-09 01:48:59 +0900
commit074d058a7a483a66af7f8c0b928b321ad483f47c (patch)
treeeb89aacd178a7b99850cbdc528976e97d35d37bf /protocol
parent7204e00b05cab896df48abf6a355be69a0f57f80 (diff)
Add agl-service-windowmanager-2017
Add a new binding agl-service-windowmanager-2017. A image about this see JIRA SPEC-915. [PatchSet2] Use aglwgt make package. [PatchSet3] Modify to wait until wayland compositor starts up. Bug-AGL: SPEC-925 Change-Id: I8729bb71b5e91d5b009a5bab77232d92605c43ea Signed-off-by: zheng_wenlong <wenlong_zheng@nexty-ele.com>
Diffstat (limited to 'protocol')
-rw-r--r--protocol/ivi-application.xml100
-rw-r--r--protocol/ivi-controller.xml603
2 files changed, 703 insertions, 0 deletions
diff --git a/protocol/ivi-application.xml b/protocol/ivi-application.xml
new file mode 100644
index 0000000..8f24226
--- /dev/null
+++ b/protocol/ivi-application.xml
@@ -0,0 +1,100 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<protocol name="ivi_application">
+
+ <copyright>
+ Copyright (C) 2013 DENSO CORPORATION
+ Copyright (c) 2013 BMW Car IT GmbH
+
+ Permission is hereby granted, free of charge, to any person obtaining a
+ copy of this software and associated documentation files (the "Software"),
+ to deal in the Software without restriction, including without limitation
+ the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ and/or sell copies of the Software, and to permit persons to whom the
+ Software is furnished to do so, subject to the following conditions:
+
+ The above copyright notice and this permission notice (including the next
+ paragraph) shall be included in all copies or substantial portions of the
+ Software.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ DEALINGS IN THE SOFTWARE.
+ </copyright>
+
+ <interface name="ivi_surface" version="1">
+ <description summary="application interface to surface in ivi compositor"/>
+
+ <request name="destroy" type="destructor">
+ <description summary="destroy ivi_surface">
+ This removes link from ivi_id to wl_surface and destroys ivi_surface.
+ The ID, ivi_id, is free and can be used for surface_create again.
+ </description>
+ </request>
+
+ <event name="configure">
+ <description summary="suggest resize">
+ The configure event asks the client to resize its surface.
+
+ The size is a hint, in the sense that the client is free to
+ ignore it if it doesn't resize, pick a smaller size (to
+ satisfy aspect ratio or resize in steps of NxM pixels).
+
+ The client is free to dismiss all but the last configure
+ event it received.
+
+ The width and height arguments specify the size of the window
+ in surface local coordinates.
+ </description>
+ <arg name="width" type="int"/>
+ <arg name="height" type="int"/>
+ </event>
+ </interface>
+
+ <interface name="ivi_application" version="1">
+ <description summary="create ivi-style surfaces">
+ This interface is exposed as a global singleton.
+ This interface is implemented by servers that provide IVI-style user interfaces.
+ It allows clients to associate a ivi_surface with wl_surface.
+ </description>
+
+ <enum name="error">
+ <entry name="role" value="0" summary="given wl_surface has another role"/>
+ <entry name="ivi_id" value="1" summary="given ivi_id is assigned to another wl_surface"/>
+ </enum>
+
+ <request name="surface_create">
+ <description summary="create ivi_surface with numeric ID in ivi compositor">
+ This request gives the wl_surface the role of an IVI Surface. Creating more than
+ one ivi_surface for a wl_surface is not allowed. Note, that this still allows the
+ following example:
+
+ 1. create a wl_surface
+ 2. create ivi_surface for the wl_surface
+ 3. destroy the ivi_surface
+ 4. create ivi_surface for the wl_surface (with the same or another ivi_id as before)
+
+ surface_create will create a interface:ivi_surface with numeric ID; ivi_id in
+ ivi compositor. These ivi_ids are defined as unique in the system to identify
+ it inside of ivi compositor. The ivi compositor implements business logic how to
+ set properties of the surface with ivi_id according to status of the system.
+ E.g. a unique ID for Car Navigation application is used for implementing special
+ logic of the application about where it shall be located.
+ The server regards following cases as protocol errors and disconnects the client.
+ - wl_surface already has an nother role.
+ - ivi_id is already assigned to an another wl_surface.
+
+ If client destroys ivi_surface or wl_surface which is assigne to the ivi_surface,
+ ivi_id which is assigned to the ivi_surface is free for reuse.
+ </description>
+ <arg name="ivi_id" type="uint"/>
+ <arg name="surface" type="object" interface="wl_surface"/>
+ <arg name="id" type="new_id" interface="ivi_surface"/>
+ </request>
+
+ </interface>
+
+</protocol>
diff --git a/protocol/ivi-controller.xml b/protocol/ivi-controller.xml
new file mode 100644
index 0000000..521d625
--- /dev/null
+++ b/protocol/ivi-controller.xml
@@ -0,0 +1,603 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<protocol name="ivi_controller">
+
+ <copyright>
+ Copyright (C) 2013 DENSO CORPORATION
+ Copyright (c) 2013 BMW Car IT GmbH
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy
+ of this software and associated documentation files (the "Software"), to deal
+ in the Software without restriction, including without limitation the rights
+ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ copies of the Software, and to permit persons to whom the Software is
+ furnished to do so, subject to the following conditions:
+
+ The above copyright notice and this permission notice shall be included in
+ all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ THE SOFTWARE.
+ </copyright>
+
+ <interface name="ivi_controller_surface" version="1">
+ <description summary="controller interface to surface in ivi compositor"/>
+
+ <request name="set_visibility">
+ <description summary="set the visibility of a surface in ivi compositor">
+ If visibility argument is 0, the surface in the ivi compositor is set to invisible.
+ If visibility argument is not 0, the surface in the ivi compositor is set to visible.
+ </description>
+ <arg name="visibility" type="uint"/>
+ </request>
+
+ <request name="set_opacity">
+ <description summary="set the opacity of a surface in ivi compositor">
+ The valid range for opacity is 0.0 (fully transparent) to 1.0 (fully opaque).
+ </description>
+ <arg name="opacity" type="fixed"/>
+ </request>
+
+ <request name="set_source_rectangle">
+ <description summary="set the scanout area of a surface in ivi compositor">
+ The source rectangle defines the part of the surface content, that is used for
+ compositing the surface. It can be used, if valid content of the surface is smaller
+ than the surface. Effectively it can be used to zoom the content of the surface.
+ x: horizontal start position of scanout area within the surface
+ y: vertical start position of scanout area within the surface
+ width: width of scanout area within the surface
+ height: height of scanout area within the surface
+ </description>
+ <arg name="x" type="int"/>
+ <arg name="y" type="int"/>
+ <arg name="width" type="int"/>
+ <arg name="height" type="int"/>
+ </request>
+
+ <request name="set_destination_rectangle">
+ <description summary="Set the destination area of a surface within a layer">
+ The destination rectangle defines the position and size of a surface on a layer.
+ The surface will be scaled to this rectangle for rendering.
+ x: horizontal start position of surface within the layer
+ y: vertical start position of surface within the layer
+ width : width of surface within the layer
+ height: height of surface within the layer
+ </description>
+ <arg name="x" type="int"/>
+ <arg name="y" type="int"/>
+ <arg name="width" type="int"/>
+ <arg name="height" type="int"/>
+ </request>
+
+ <request name="set_configuration">
+ <description summary="request new buffer size for application content">
+ Request the client providing content for this surface, to resize of the buffers
+ provided as surface content.
+ </description>
+ <arg name="width" type="int"/>
+ <arg name="height" type="int"/>
+ </request>
+
+ <request name="set_orientation">
+ <description summary="set the orientation of a surface in ivi compositor">
+ The orientation of a surface in ivi compositor can be rotated in 90 degree steps,
+ as defined in orientation enum.
+ </description>
+ <arg name="orientation" type="int"/>
+ </request>
+
+ <request name="screenshot">
+ <description summary="take screenshot of surface">
+ Store a screenshot of the surface content in the file provided by argument filename.
+ </description>
+ <arg name="filename" type="string"/>
+ </request>
+
+ <event name="visibility">
+ <description summary="the visibility of the surface in ivi compositor has changed">
+ The new visibility state is provided in argument visibility.
+ If visibility is 0, the surface has become invisible.
+ If visibility is not 0, the surface has become visible.
+ </description>
+ <arg name="visibility" type="int"/>
+ </event>
+
+ <event name="opacity">
+ <description summary="the opacity of surface in ivi compositor has changed">
+ The new opacity state is provided in argument opacity.
+ The valid range for opactiy is 0.0 (fully transparent) to 1.0 (fully opaque).
+ </description>
+ <arg name="opacity" type="fixed"/>
+ </event>
+
+ <event name="source_rectangle">
+ <description summary="the source rectangle of surface in ivi compositor has changed">
+ The scanout region of the surface content has changed.
+ The new values for source rectangle are provided by
+ x: new horizontal start position of scanout area within the surface
+ y: new vertical start position of scanout area within the surface
+ width: new width of scanout area within the surface
+ height: new height of scanout area within the surface
+ </description>
+ <arg name="x" type="int"/>
+ <arg name="y" type="int"/>
+ <arg name="width" type="int"/>
+ <arg name="height" type="int"/>
+ </event>
+
+ <event name="destination_rectangle">
+ <description summary="the destination rectangle of surface in ivi compositor has changed">
+ The new values for source rectangle are provided by
+ x: new horizontal start position of surface within the layer
+ y: new vertical start position of surface within the layer
+ width : new width of surface within the layer
+ height: new height of surface within the layer
+ </description>
+ <arg name="x" type="int"/>
+ <arg name="y" type="int"/>
+ <arg name="width" type="int"/>
+ <arg name="height" type="int"/>
+ </event>
+
+ <event name="configuration">
+ <description summary="the configuration of surface in ivi compositor has changed">
+ The client providing content for this surface was requested to resize the buffer
+ provided as surface content. The requested buffer size is provided by arguments
+ width and height.
+ </description>
+ <arg name="width" type="int"/>
+ <arg name="height" type="int"/>
+ </event>
+
+ <enum name="orientation">
+ <description summary="orientation presets in degrees">
+ The surfaces in ivi controller can be rotated in 90 degrees steps.
+ This enum defines all valid orientations for surfaces.
+ </description>
+ <entry name="0_degrees" value="0" summary="not rotated"/>
+ <entry name="90_degrees" value="1" summary="rotated 90 degrees clockwise"/>
+ <entry name="180_degrees" value="2" summary="rotated 180 degrees clockwise"/>
+ <entry name="270_degrees" value="3" summary="rotated 270 degrees clockwise"/>
+ </enum>
+
+ <event name="orientation">
+ <description summary="the orientation of surface in ivi compositor has changed">
+ The new orientation status is provided by argument orientation.
+ </description>
+ <arg name="orientation" type="int"/>
+ </event>
+
+ <enum name="pixelformat">
+ <description summary="pixel format values">
+ Applications can provide buffers as surface content with differernt buffer
+ properties. This enum defines all supported buffer configurations.
+ </description>
+ <entry name="r_8" value="0" summary="8 bit luminance surface"/>
+ <entry name="rgb_888" value="1" summary="24 bit rgb surface"/>
+ <entry name="rgba_8888" value="2" summary="24 bit rgb surface with 8 bit alpha"/>
+ <entry name="rgb_565" value="3" summary="16 bit rgb surface"/>
+ <entry name="rgba_5551" value="4" summary="16 bit rgb surface with binary mask"/>
+ <entry name="rgba_6661" value="5" summary="18 bit rgb surface with binary mask"/>
+ <entry name="rgba_4444" value="6" summary="12 bit rgb surface with 4 bit alpha"/>
+ <entry name="unknown" value="7" summary="unknown"/>
+ </enum>
+
+ <event name="pixelformat">
+ <description summary="pixelformat for surface in ivi compositor has changed">
+ When client attach buffers as surface content, these buffers have a pixelformat
+ configuration. If the pixelformat of a newly attached buffer is different from
+ the previous buffer configuration, this event is raised.
+ This is also done, when the first buffer is provided by application.
+ </description>
+ <arg name="pixelformat" type="int"/>
+ </event>
+
+ <event name="layer">
+ <description summary="surface in ivi compositor was added to a layer">
+ This surface was added to the render order of the layer defined by argument layer.
+ This is essential for a surface to become visible on screen, since ivi compositors
+ will only render layers (or more precise all surfaces in the render order of a layer).
+ </description>
+ <arg name="layer" type="object" interface="ivi_controller_layer" allow-null="true"/>
+ </event>
+
+ <request name="send_stats">
+ <description summary="request statistics for surface in ivi compositor">
+ These stats contain information required for monitoring, debugging, logging
+ and tracing.
+ </description>
+ </request>
+
+ <event name="stats">
+ <description summary="receive updated statistics for surface in ivi compositor">
+ The information contained in this event is essential for monitoring, debugging,
+ logging and tracing support in IVI systems.
+ </description>
+ <arg name="redraw_count" type="uint"/>
+ <arg name="frame_count" type="uint"/>
+ <arg name="update_count" type="uint"/>
+ <arg name="pid" type="uint"/>
+ <arg name="process_name" type="string" allow-null="true"/>
+ </event>
+
+ <request name="destroy" type="destructor">
+ <description summary="destroy ivi_controller_surface">
+ Request to destroy the ivi_controller_surface. If argument
+ destroy_scene_object id not 0, the surface will be destroyed in
+ ivi compositor. If argument is 0, only the proxy object is destroyed.
+ </description>
+ <arg name="destroy_scene_object" type="int"/>
+ </request>
+
+ <event name="destroyed">
+ <description summary="ivi_controller_surface was destroyed"/>
+ </event>
+
+ <enum name="content_state">
+ <description summary="all possible states of content for a surface">
+ This enum defines all possible content states of a surface. This is
+ required, since surfaces in ivi compositor can exist without applications
+ providing content for them.
+ </description>
+ <entry name="content_available" value="1"
+ summary="application provided wl_surface for this surface"/>
+ <entry name="content_removed" value="2"
+ summary="wl_surface was removed for this surface"/>
+ </enum>
+
+ <event name="content">
+ <description summary="content state for surface has changed">
+ Surfaces in ivi compositor can exist without any application or controller
+ referencing it. All surfaces initially have no content. This event indicates
+ when content state has changed. All possible content states are defined
+ in enum content_state.
+ </description>
+ <arg name="content_state" type="int"/>
+ </event>
+
+ </interface>
+
+ <interface name="ivi_controller_layer" version="1">
+ <description summary="controller interface to layer in ivi compositor"/>
+
+ <request name="set_visibility">
+ <description summary="set visibility of layer in ivi compositor">
+ If visibility argument is 0, the layer in the ivi compositor is set to invisible.
+ If visibility argument is not 0, the layer in the ivi compositor is set to visible.
+ </description>
+ <arg name="visibility" type="uint"/>
+ </request>
+
+ <request name="set_opacity">
+ <description summary="set opacity of layer in ivi compositor">
+ The valid range for opacity is 0.0 (fully transparent) to 1.0 (fully opaque).
+ </description>
+ <arg name="opacity" type="fixed"/>
+ </request>
+
+ <request name="set_source_rectangle">
+ <description summary="set the scanout area of a layer in ivi compositor">
+ The source rectangle defines the part of the layer content, that is used for
+ compositing the screen. It can be used, if valid content of the layer is smaller
+ than the layer. Effectively it can be used to zoom the content of the layer.
+ x: horizontal start position of scanout area within the layer
+ y: vertical start position of scanout area within the layer
+ width: width of scanout area within the layer
+ height: height of scanout area within the layer
+ </description>
+ <arg name="x" type="int"/>
+ <arg name="y" type="int"/>
+ <arg name="width" type="int"/>
+ <arg name="height" type="int"/>
+ </request>
+
+ <request name="set_destination_rectangle">
+ <description summary="Set the destination area of a layer within a screen">
+ The destination rectangle defines the position and size of a layer on a screen.
+ The layer will be scaled to this rectangle for rendering.
+ x: horizontal start position of layer within the screen
+ y: vertical start position of layer within the screen
+ width : width of surface within the screen
+ height: height of surface within the screen
+ </description>
+ <arg name="x" type="int"/>
+ <arg name="y" type="int"/>
+ <arg name="width" type="int"/>
+ <arg name="height" type="int"/>
+ </request>
+
+ <request name="set_configuration">
+ <description summary="request new size for layer">
+ Layers are created with an initial size, but they can be resized at runtime.
+ This request changes the widht and height of a layer.
+ </description>
+ <arg name="width" type="int"/>
+ <arg name="height" type="int"/>
+ </request>
+
+ <request name="set_orientation">
+ <description summary="set the orientation of a layer in ivi compositor">
+ The orientation of a layer in ivi compositor can be rotated in 90 degree steps,
+ as defined in orientation enum.
+ </description>
+ <arg name="orientation" type="int"/>
+ </request>
+
+ <request name="screenshot">
+ <description summary="take screenshot of layer">
+ Store a screenshot of the layer content in the file provided by argument filename.
+ </description>
+ <arg name="filename" type="string"/>
+ </request>
+
+ <request name="clear_surfaces">
+ <description summary="remove all surfaces from layer render order">
+ A layer has no content assigned to itself, it is a container for surfaces.
+ This request removes all surfaces from the layer render order.
+ Note: the surfaces are not destroyed, they are just no longer contained by
+ the layer.
+ </description>
+ </request>
+
+ <request name="add_surface">
+ <description summary="add a surface to layer render order at nearest z-position">
+ A layer has no content assigned to itself, it is a container for surfaces.
+ This request adds a surface to the topmost position of the layer render order.
+ The added surface will cover all other surfaces of the layer.
+ </description>
+ <arg name="surface" type="object" interface="ivi_controller_surface"/>
+ </request>
+
+ <request name="remove_surface">
+ <description summary="remove a surface from layer render order">
+ A layer has no content assigned to itself, it is a container for surfaces.
+ This request removes one surfaces from the layer render order.
+ Note: the surface is not destroyed, it is just no longer contained by
+ the layer.
+ </description>
+ <arg name="surface" type="object" interface="ivi_controller_surface"/>
+ </request>
+
+ <request name="set_render_order">
+ <description summary="set render order of layer">
+ A layer has no content assigned to itself, it is a container for surfaces.
+ This request removes all surfaces from the layer render order and set a
+ completely new render order.
+ </description>
+ <arg name="id_surfaces" type="array"/>
+ </request>
+
+ <event name="visibility">
+ <description summary="the visibility of the layer in ivi compositor has changed">
+ The new visibility state is provided in argument visibility.
+ If visibility is 0, the layer has become invisible.
+ If visibility is not 0, the layer has become visible.
+ </description>
+ <arg name="visibility" type="int"/>
+ </event>
+
+ <event name="opacity">
+ <description summary="the opacity of layer in ivi compositor has changed">
+ The new opacity state is provided in argument opacity.
+ The valid range for opactiy is 0.0 (fully transparent) to 1.0 (fully opaque).
+ </description>
+ <arg name="opacity" type="fixed"/>
+ </event>
+
+ <event name="source_rectangle">
+ <description summary="the source rectangle of layer in ivi compositor has changed">
+ The scanout region of the layer content has changed.
+ The new values for source rectangle are provided by
+ x: new horizontal start position of scanout area within the layer
+ y: new vertical start position of scanout area within the layer
+ width: new width of scanout area within the layer
+ height: new height of scanout area within the layer
+ </description>
+ <arg name="x" type="int"/>
+ <arg name="y" type="int"/>
+ <arg name="width" type="int"/>
+ <arg name="height" type="int"/>
+ </event>
+
+ <event name="destination_rectangle">
+ <description summary="the destination rectangle of layer in ivi compositor has changed">
+ The new values for source rectangle are provided by
+ x: new horizontal start position of layer within the screen
+ y: new vertical start position of layer within the screen
+ width : new width of layer within the screen
+ height: new height of layer within the screen
+ </description>
+ <arg name="x" type="int"/>
+ <arg name="y" type="int"/>
+ <arg name="width" type="int"/>
+ <arg name="height" type="int"/>
+ </event>
+
+ <event name="configuration">
+ <description summary="the configuration of layer in ivi compositor has changed">
+ The layer was resized. The new layer size is provided by arguments
+ width and height.
+ </description>
+ <arg name="width" type="int"/>
+ <arg name="height" type="int"/>
+ </event>
+
+ <event name="orientation">
+ <description summary="the orientation of layer in ivi compositor has changed">
+ The new orientation status is provided by argument orientation.
+ </description>
+ <arg name="orientation" type="int"/>
+ </event>
+
+ <event name="screen">
+ <description summary="layer in ivi compositor was added to a screen">
+ This layer was added to the render order of the screen defined by argument screen.
+ This is essential for a layer to become visible on screen, since ivi compositors
+ will only render screens (or more precise all layers in the render order of a screen).
+ </description>
+ <arg name="screen" type="object" interface="wl_output" allow-null="true"/>
+ </event>
+
+ <request name="destroy" type="destructor">
+ <description summary="destroy ivi_controller_layer">
+ Request to destroy the ivi_controller_layer. If argument
+ destroy_scene_object id not 0, the layer will be destroyed in
+ ivi compositor. If argument is 0, only the proxy object is destroyed.
+ </description>
+ <arg name="destroy_scene_object" type="int"/>
+ </request>
+
+ <event name="destroyed">
+ <description summary="destroyed layer event"/>
+ </event>
+
+ </interface>
+
+ <interface name="ivi_controller_screen" version="1">
+ <description summary="controller interface to screen in ivi compositor"/>
+
+ <request name="destroy" type="destructor">
+ <description summary="destroy ivi_controller_screen"/>
+ </request>
+
+ <request name="clear">
+ <description summary="remove all layers from screen render order">
+ A screen has no content assigned to itself, it is a container for layers.
+ This request removes all layers from the screen render order.
+ Note: the layers are not destroyed, they are just no longer contained by
+ the screen.
+ </description>
+ </request>
+
+ <request name="add_layer">
+ <description summary="add a layer to screen render order at nearest z-position">
+ A screen has no content assigned to itself, it is a container for layers.
+ This request adds a layers to the topmost position of the screen render order.
+ The added layer will cover all other layers of the screen.
+ </description>
+ <arg name="layer" type="object" interface="ivi_controller_layer"/>
+ </request>
+
+ <request name="screenshot">
+ <description summary="take screenshot of screen">
+ Store a screenshot of the screen content in the file provided by argument filename.
+ </description>
+ <arg name="filename" type="string"/>
+ </request>
+
+ <request name="set_render_order">
+ <description summary="set render order of screen">
+ A screen has no content assigned to itself, it is a container for layers.
+ This request removes all layers from the screen render order and set a
+ completely new render order.
+ </description>
+ <arg name="id_layers" type="array"/>
+ </request>
+
+ </interface>
+
+ <interface name="ivi_controller" version="1">
+ <description summary="interface for ivi controllers to use ivi compositor features"/>
+
+ <request name="commit_changes">
+ <description summary="commit all changes requested by client">
+ All requests are not applied directly to scene object, so a controller
+ can set different properties and apply the changes all at once.
+ Note: there's an exception to this. Creation and destruction of
+ scene objects is executed immediately.
+ </description>
+ </request>
+
+ <event name="screen">
+ <description summary="new screen is available">
+ A new screen is announced to the controller. This is typically
+ the case in two cases:
+ 1. controller was just started, ivi compositor announces existing screen
+ 2. a new screen was added to the system at runtime
+ </description>
+ <arg name="id_screen" type="uint"/>
+ <arg name="screen" type="new_id" interface="ivi_controller_screen"/>
+ </event>
+
+ <request name="layer_create">
+ <description summary="create layer in ivi compositor">
+ layer_create will create a new layer with id_layer in ivi compositor,
+ if it does not yet exists. If the layer with id_layer already exists in
+ ivi compositor, a handle to the existing layer is returned and width and
+ height properties are ignored.
+ </description>
+ <arg name="id_layer" type="uint"/>
+ <arg name="width" type="int"/>
+ <arg name="height" type="int"/>
+ <arg name="id" type="new_id" interface="ivi_controller_layer"/>
+ </request>
+
+ <event name="layer">
+ <description summary="new layer is available">
+ A new layer is announced to the controller.
+ </description>
+ <arg name="id_layer" type="uint"/>
+ </event>
+
+ <request name="surface_create">
+ <description summary="create surface in ivi compositor">
+ surface_create will create a new surface with id_surface in ivi compositor,
+ if it does not yet exists. If the surface with id_surface already exists in
+ ivi compositor, a handle to the existing surface is returned.
+ </description>
+ <arg name="id_surface" type="uint"/>
+ <arg name="id" type="new_id" interface="ivi_controller_surface"/>
+ </request>
+
+ <event name="surface">
+ <description summary="new surface is available">
+ A new surface is announced to the controller.
+ </description>
+ <arg name="id_surface" type="uint"/>
+ </event>
+
+ <enum name="object_type">
+ <description summary="available object types in ivi compositor scene">
+ This enum defines all scene object available in ivi compositor.
+ </description>
+ <entry name="surface" value="1" summary="surface object type"/>
+ <entry name="layer" value="2" summary="layer object type"/>
+ <entry name="screen" value="3" summary="screen object type"/>
+ </enum>
+
+ <enum name="error_code">
+ <description summary="possible error codes returned in error event">
+ These error codes define all possible error codes returned by ivi compositor
+ on server-side errors.
+ </description>
+ <entry name="unknown_error" value="1" summary="unknown error encountered"/>
+ <entry name="file_error" value="2" summary="file i/o error encountered"/>
+ </enum>
+
+ <event name="error">
+ <description summary="server-side error detected">
+ The ivi compositor encountered error while processing a request by this
+ controller. The error is defined by argument error_code and optional
+ error_text. Additionally the object type and id is contained in the error
+ event to provide some detailes to handle the error.
+ If the controller requires to associate this error event to a request,
+ it can
+ 1. send request
+ 2. force display roundtrip
+ 3. check, if error event was received
+ but this restricts the controller to have only one open request at a time.
+ </description>
+ <arg name="object_id" type="int"/>
+ <arg name="object_type" type="int"/>
+ <arg name="error_code" type="int"/>
+ <arg name="error_text" type="string" allow-null="true"/>
+ </event>
+
+ </interface>
+
+</protocol>
+