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path: root/meta-agl-distro/conf/layer.conf
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# We have a conf and classes directory, add to BBPATH
BBPATH =. "${LAYERDIR}:"

# We have recipes-* directories, add to BBFILES
BBFILES += "${LAYERDIR}/recipes-*/*/*.bb \
            ${LAYERDIR}/recipes-*/*/*.bbappend"

BBFILE_COLLECTIONS += "agl-distro"
BBFILE_PATTERN_agl-distro = "^${LAYERDIR}/"
BBFILE_PRIORITY_agl-distro = "70"
color: #a6e22e } /* Name.Function */ .highlight .nl { color: #f8f8f2 } /* Name.Label */ .highlight .nn { color: #f8f8f2 } /* Name.Namespace */ .highlight .nx { color: #a6e22e } /* Name.Other */ .highlight .py { color: #f8f8f2 } /* Name.Property */ .highlight .nt { color: #f92672 } /* Name.Tag */ .highlight .nv { color: #f8f8f2 } /* Name.Variable */ .highlight .ow { color: #f92672 } /* Operator.Word */ .highlight .w { color: #f8f8f2 } /* Text.Whitespace */ .highlight .mb { color: #ae81ff } /* Literal.Number.Bin */ .highlight .mf { color: #ae81ff } /* Literal.Number.Float */ .highlight .mh { color: #ae81ff } /* Literal.Number.Hex */ .highlight .mi { color: #ae81ff } /* Literal.Number.Integer */ .highlight .mo { color: #ae81ff } /* Literal.Number.Oct */ .highlight .sa { color: #e6db74 } /* Literal.String.Affix */ .highlight .sb { color: #e6db74 } /* Literal.String.Backtick */ .highlight .sc { color: #e6db74 } /* Literal.String.Char */ .highlight .dl { color: #e6db74 } /* Literal.String.Delimiter */ .highlight .sd { color: #e6db74 } /* Literal.String.Doc */ .highlight .s2 { color: #e6db74 } /* Literal.String.Double */ .highlight .se { color: #ae81ff } /* Literal.String.Escape */ .highlight .sh { color: #e6db74 } /* Literal.String.Heredoc */ .highlight .si { color: #e6db74 } /* Literal.String.Interpol */ .highlight .sx { color: #e6db74 } /* Literal.String.Other */ .highlight .sr { color: #e6db74 } /* Literal.String.Regex */ .highlight .s1 { color: #e6db74 } /* Literal.String.Single */ .highlight .ss { color: #e6db74 } /* Literal.String.Symbol */ .highlight .bp { color: #f8f8f2 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #a6e22e } /* Name.Function.Magic */ .highlight .vc { color: #f8f8f2 } /* Name.Variable.Class */ .highlight .vg { color: #f8f8f2 } /* Name.Variable.Global */ .highlight .vi { color: #f8f8f2 } /* Name.Variable.Instance */ .highlight .vm { color: #f8f8f2 } /* Name.Variable.Magic */ .highlight .il { color: #ae81ff } /* Literal.Number.Integer.Long */ } @media (prefers-color-scheme: light) { .highlight .hll { background-color: #ffffcc } .highlight .c { color: #888888 } /* Comment */ .highlight .err { color: #a61717; background-color: #e3d2d2 } /* Error */ .highlight .k { color: #008800; font-weight: bold } /* Keyword */ .highlight .ch { color: #888888 } /* Comment.Hashbang */ .highlight .cm { color: #888888 } /* Comment.Multiline */ .highlight .cp { color: #cc0000; font-weight: bold } /* Comment.Preproc */ .highlight .cpf { color: #888888 } /* Comment.PreprocFile */ .highlight .c1 { color: #888888 } /* Comment.Single */ .highlight .cs { color: #cc0000; font-weight: bold; background-color: #fff0f0 } /* Comment.Special */ .highlight .gd { color: #000000; background-color: #ffdddd } /* Generic.Deleted */ .highlight .ge { font-style: italic } /* Generic.Emph */ .highlight .gr { color: #aa0000 } /* Generic.Error */ .highlight .gh { color: #333333 } /* Generic.Heading */ .highlight .gi { color: #000000; background-color: #ddffdd } /* Generic.Inserted */ .highlight .go { color: #888888 } /* Generic.Output */ .highlight .gp { color: #555555 } /* Generic.Prompt */ .highlight .gs { font-weight: bold } /* Generic.Strong */ .highlight .gu { color: #666666 } /* Generic.Subheading */ .highlight .gt { color: #aa0000 } /* Generic.Traceback */ .highlight .kc { color: #008800; font-weight: bold } /* Keyword.Constant */ .highlight .kd { color: #008800; font-weight: bold } /* Keyword.Declaration */ .highlight .kn { color: #008800; font-weight: bold } /* Keyword.Namespace */ .highlight .kp { color: #008800 } /* Keyword.Pseudo */ .highlight .kr { color: #008800; font-weight: bold } /* Keyword.Reserved */ .highlight .kt { color: #888888; font-weight: bold } /* Keyword.Type */ .highlight .m { color: #0000DD; font-weight: bold } /* Literal.Number */ .highlight .s { color: #dd2200; background-color: #fff0f0 } /* Literal.String */ .highlight .na { color: #336699 } /* Name.Attribute */ .highlight .nb { color: #003388 } /* Name.Builtin */ .highlight .nc { color: #bb0066; font-weight: bold } /* Name.Class */ .highlight .no { color: #003366; font-weight: bold } /* Name.Constant */ .highlight .nd { color: #555555 } /* Name.Decorator */ .highlight .ne { color: #bb0066; font-weight: bold } /* Name.Exception */ .highlight .nf { color: #0066bb; font-weight: bold } /* Name.Function */ .highlight .nl { color: #336699; font-style: italic } /* Name.Label */ .highlight .nn { color: #bb0066; font-weight: bold } /* Name.Namespace */ .highlight .py { color: #336699; font-weight: bold } /* Name.Property */ .highlight .nt { color: #bb0066; font-weight: bold } /* Name.Tag */ .highlight .nv { color: #336699 } /* Name.Variable */ .highlight .ow { color: #008800 } /* Operator.Word */ .highlight .w { color: #bbbbbb } /* Text.Whitespace */ .highlight .mb { color: #0000DD; font-weight: bold } /* Literal.Number.Bin */ .highlight .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */ .highlight .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */ .highlight .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */ .highlight .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */ .highlight .sa { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Affix */ .highlight .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */ .highlight .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */ .highlight .dl { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Delimiter */ .highlight .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */ .highlight .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */ .highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */ .highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */ .highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */ .highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */ .highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */ .highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */ .highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */ .highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */ .highlight .vc { color: #336699 } /* Name.Variable.Class */ .highlight .vg { color: #dd7700 } /* Name.Variable.Global */ .highlight .vi { color: #3333bb } /* Name.Variable.Instance */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */ } 
/*
 * Copyright (c) 2017 TOYOTA MOTOR CORPORATION
 *
 * 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.
 */

#ifndef WINDOW_MANAGER_HPP
#define WINDOW_MANAGER_HPP

#include <atomic>
#include <memory>
#include <unordered_map>
#include <experimental/optional>
#include "result.hpp"
#include "pm_wrapper.hpp"
#include "util.hpp"
#include "request.hpp"
#include "wm_error.hpp"
#include "wm_layer_control.hpp"
extern "C"
{
#include <afb/afb-binding.h>
}

struct json_object;

namespace wm
{

using std::experimental::optional;

/* DrawingArea name used by "{layout}.{area}" */
extern const char kNameLayoutNormal[];
extern const char kNameLayoutSplit[];
extern const char kNameAreaFull[];
extern const char kNameAreaMain[];
extern const char kNameAreaSub[];

/* Key for json obejct */
extern const char kKeyDrawingName[];
extern const char kKeyDrawingArea[];
extern const char kKeyDrawingRect[];
extern const char kKeyX[];
extern const char kKeyY[];
extern const char kKeyWidth[];
extern const char kKeyHeigh[];
extern const char kKeyWidthPixel[];
extern const char kKeyHeightPixel[];
extern const char kKeyWidthMm[];
extern const char kKeyHeightMm[];
extern const char kKeyScale[];
extern const char kKeyIds[];

struct id_allocator
{
    unsigned next = 1;
    // Surfaces that where requested but not yet created
    std::unordered_map<unsigned, std::string> id2name;
    std::unordered_map<std::string, unsigned> name2id;

    id_allocator(id_allocator const &) = delete;
    id_allocator(id_allocator &&) = delete;
    id_allocator &operator=(id_allocator const &);
    id_allocator &operator=(id_allocator &&) = delete;

    // Insert and return a new ID
    unsigned generate_id(std::string const &name)
    {
        unsigned sid = this->next++;
        this->id2name[sid] = name;
        this->name2id[name] = sid;
        HMI_DEBUG("allocated new id %u with name %s", sid, name.c_str());
        return sid;
    }

    // Insert a new ID which defined outside
    void register_name_id(std::string const &name, unsigned sid)
    {
        this->id2name[sid] = name;
        this->name2id[name] = sid;
        HMI_DEBUG("register id %u with name %s", sid, name.c_str());
        return;
    }

    // Lookup by ID or by name
    optional<unsigned> lookup(std::string const &name) const
    {
        auto i = this->name2id.find(name);
        return i == this->name2id.end() ? nullopt : optional<unsigned>(i->second);
    }

    optional<std::string> lookup(unsigned id) const
    {
        auto i = this->id2name.find(id);
        return i == this->id2name.end() ? nullopt
                                        : optional<std::string>(i->second);
    }

    // Remove a surface id and name
    void remove_id(std::string const &name)
    {
        auto i = this->name2id.find(name);
        if (i != this->name2id.end())
        {
            this->id2name.erase(i->second);
            this->name2id.erase(i);
        }
    }

    void remove_id(unsigned id)
    {
        auto i = this->id2name.find(id);
        if (i != this->id2name.end())
        {
            this->name2id.erase(i->second);
            this->id2name.erase(i);
        }
    }
};

struct TmpClient
{
    std::string   appid;
    unsigned layer;
};

class WindowManager
{
  public:
    typedef std::unordered_map<uint32_t, struct rect> rect_map;
    typedef std::function<void(const char *err_msg)> reply_func;

    enum EventType
    {
        Event_Val_Min = 0,

        Event_Active = Event_Val_Min,
        Event_Inactive,

        Event_Visible,
        Event_Invisible,

        Event_SyncDraw,
        Event_FlushDraw,

        Event_ScreenUpdated,

        Event_Error,

        Event_Val_Max = Event_Error,
    };

    explicit WindowManager();
    ~WindowManager() = default;

    WindowManager(WindowManager const &) = delete;
    WindowManager &operator=(WindowManager const &) = delete;
    WindowManager(WindowManager &&) = delete;
    WindowManager &operator=(WindowManager &&) = delete;

    int init();

    result<int> api_request_surface(char const *appid, char const *role);
    char const *api_request_surface(char const *appid, char const *role, char const *ivi_id);
    void api_activate_window(char const *appid, char const *role, char const *drawing_area, const reply_func &reply);
    void api_deactivate_window(char const *appid, char const *role, const reply_func &reply);
    void api_enddraw(char const *appid, char const *role);
    json_object* api_get_area_list();
    void api_change_area_size(ChangeAreaReq &areas);
    bool api_subscribe(afb_req_t req, EventType event_id);
    result<json_object *> api_get_display_info();
    result<json_object *> api_get_area_info(char const *role);

    // Events from the compositor we are interested in
    void surface_created(unsigned surface_id);
    void surface_removed(unsigned surface_id);

    void removeClient(const std::string &appid);
    void exceptionProcessForTransition();

    // Do not use this function
    void timerHandler();
    void startTransitionWrapper(std::vector<WMAction> &actions);
    void processError(WMError error);

  private:
    unsigned generateLayerForClient(const std::string &role);
    WMError setRequest(const std::string &appid, const std::string &role, const std::string &area,
                             Task task, unsigned *req_num);
    WMError checkPolicy(unsigned req_num);
    WMError startTransition(unsigned req_num);

    WMError doEndDraw(unsigned req_num);
    void    emitScreenUpdated(unsigned req_num);

    void setTimer();
    void stopTimer();
    void processNextRequest();

  private:
    std::map<std::string, afb_event_t> map_afb_event;
    std::unordered_map<std::string, struct rect> area2size;
    std::shared_ptr<LayerControl> lc;
    PMWrapper pmw;
    rect_map area_info;
    struct id_allocator id_alloc;

    // ID allocation and proxy methods for lookup
    std::unordered_map<unsigned, struct TmpClient> tmp_surface2app;
};

} // namespace wm

#endif // WINDOW_MANAGER_HPP