gfxapi/templates/api_state.h.tmpl

{{/*
 * Copyright (C) 2015 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */}}

{{/* ---- Includes ---- */}}
{{Include "api_classnames.tmpl"}}
{{Include "cpp_common.tmpl"    }}

{{/* ---- Overrides ---- */}}
{{Global "C++.EnumTypeOverride"   "uint32_t" }}
{{Global "C++.Statement.Override" "Statement"}}

{{$filename := print (Global "API") "_state.h" }}
{{$ | Macro "State" | Format (Global "clang-format") | Write $filename}}

{{define "State"}}
  {{AssertType $ "API"}}
  {{Macro "C++.AOSP.Copyright"}}
  {{$classname := Macro "ApiClassnames.State"}}
  {{$guard := print "GAPII_" (Upper (Global "API")) "_STATE_H"}}
¶
  #ifndef {{$guard}}
  #define {{$guard}}
¶
  #include "state_base.h"
  #include "{{Global "API"}}_types.h"
¶
  #include <gapic/encoder.h>
¶
  #include <stdint.h>
¶
  namespace gapii {«
¶
  class {{$classname}} : public StateBase {
  «public:»
    inline {{$classname}}(ObserveFunc observe);
¶
    {{range $c := AllCommands $}}
      inline void {{Macro "CmdName" $c}}({{Macro "Parameters" $c}});
    {{end}}
¶
    {{range $g := $.Globals}}
      {{Macro "C++.Type" $g}} {{$g.Name}};
    {{end}}
¶
    #include "{{Global "API"}}_state_externs.inl"
  };
¶
    inline {{$classname}}::{{$classname}}(ObserveFunc observe) : StateBase(observe) {}
¶
  {{range $c := AllCommands $}}
    inline void {{$classname}}::{{Macro "CmdName" $c}}({{Macro "Parameters" $c}}) {
      {{Macro "C++.Block" $c.Block}}
    }¶
  {{end}}
¶
  »} // namespace gapii
¶
  #endif // {{$guard}}
¶
{{end}}


{{/*
-------------------------------------------------------------------------------
  Emits the comma-separated list of type-name paired parameters for given
  function, including the return value. All parameters are marked const.
-------------------------------------------------------------------------------
*/}}
{{define "Parameters"}}
  {{AssertType $ "Function"}}

  {{range $i, $p := $.CallParameters}}
    {{if $i}}, {{end}}{{Macro "C++.ParameterType" $p}} const {{$p.Name}}§
  {{end}}
  {{if not (IsVoid $.Return.Type)}}
    {{if len $.CallParameters}}, {{end}}{{Macro "C++.Type" $.Return.Type}} const result§
  {{end}}
{{end}}


{{/*
-------------------------------------------------------------------------------
  Emits the logic to execute the given statement without mutating outputs.
-------------------------------------------------------------------------------
*/}}
{{define "Statement"}}
  {{     if IsAssign    $}}{{Macro "C++.Statement.Default" $}}
  {{else if IsMapAssign $}}{{Macro "C++.Statement.Default" $}}
  {{else if IsReturn    $}}return;
  {{else                 }}{{Macro "C++.Statement.Default" $}}
  {{end}}
{{end}}