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/*
* Copyright (C) 2021 Linux Studio Plugins Project <https://lsp-plug.in/>
* (C) 2021 Vladimir Sadovnikov <sadko4u@gmail.com>
*
* This file is part of lsp-plugin-fw
* Created on: 24 нояб. 2021 г.
*
* lsp-plugin-fw is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* lsp-plugin-fw is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with lsp-plugin-fw. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef LSP_PLUG_IN_PLUG_FW_WRAP_LV2_UI_WRAPPER_H_
#define LSP_PLUG_IN_PLUG_FW_WRAP_LV2_UI_WRAPPER_H_
#include <lsp-plug.in/plug-fw/version.h>
#include <lsp-plug.in/plug-fw/core/KVTDispatcher.h>
#include <lsp-plug.in/plug-fw/core/KVTStorage.h>
#include <lsp-plug.in/plug-fw/meta/manifest.h>
#include <lsp-plug.in/plug-fw/plug.h>
#include <lsp-plug.in/plug-fw/ui.h>
#include <lsp-plug.in/plug-fw/wrap/lv2/executor.h>
#include <lsp-plug.in/plug-fw/wrap/lv2/extensions.h>
#include <lsp-plug.in/plug-fw/wrap/lv2/ports.h>
#include <lsp-plug.in/plug-fw/wrap/lv2/ui_ports.h>
#include <lsp-plug.in/plug-fw/wrap/lv2/sink.h>
#include <lsp-plug.in/plug-fw/wrap/lv2/wrapper.h>
#include <lsp-plug.in/ipc/NativeExecutor.h>
#include <lsp-plug.in/lltl/parray.h>
namespace lsp
{
namespace lv2
{
/**
* UI wrapper for LV2 plugin format
*/
class UIWrapper: public ui::IWrapper
{
private:
lltl::parray<lv2::UIPort> vExtPorts;
lltl::parray<lv2::UIPort> vMeshPorts;
lltl::parray<lv2::UIPort> vStreamPorts;
lltl::parray<lv2::UIPort> vFrameBufferPorts;
lltl::parray<lv2::UIPort> vOscInPorts;
lltl::parray<lv2::UIPort> vOscOutPorts;
lltl::parray<meta::port_t> vGenMetadata; // Generated metadata
lv2::Extensions *pExt; // LV2 extensions holder
size_t nLatencyID; // ID of latency port
lv2::UIPort *pLatency; // Latency report port
bool bConnected; // Flag that indicates that UI is connected to DSP backend
core::KVTStorage sKVT; // KVT storage
ipc::Mutex sKVTMutex; // KVT mutex
uint8_t *pOscBuffer; // OSC packet data
meta::package_t *pPackage; // Package metadata
size_t nPlayReq; // Playback request
char *sPlayFileName; // Playback file name
wsize_t nPlayPosition; // Playback position
bool bPlayRelease; // Playback release flag
protected:
lv2::UIPort *create_port(const meta::port_t *p, const char *postfix);
void receive_atom(const LV2_Atom_Object * atom);
void receive_raw_osc_packet(const void *data, size_t size);
static ssize_t compare_ports_by_urid(const lv2::UIPort *a, const lv2::UIPort *b);
static ssize_t compare_abstract_ports_by_urid(const ui::IPort *a, const ui::IPort *b);
static lv2::UIPort *find_by_urid(lltl::parray<lv2::UIPort> &v, LV2_URID urid);
static lv2::UIPort *find_by_urid(lltl::parray<ui::IPort> &v, LV2_URID urid);
protected:
static status_t slot_ui_hide(tk::Widget *sender, void *ptr, void *data);
static status_t slot_ui_show(tk::Widget *sender, void *ptr, void *data);
static status_t slot_ui_resize(tk::Widget *sender, void *ptr, void *data);
public:
explicit UIWrapper(ui::Module *ui, resource::ILoader *loader, lv2::Extensions *ext);
virtual ~UIWrapper() override;
virtual status_t init(void *root_widget) override;
virtual void destroy() override;
public:
int resize_ui(ssize_t width, ssize_t height);
void ui_activated();
void ui_deactivated();
void parse_raw_osc_event(osc::parse_frame_t *frame);
void notify(size_t id, size_t size, size_t format, const void *buf);
void send_kvt_state();
void receive_kvt_state();
void sync_kvt_state();
void send_play_event();
public:
virtual float ui_scaling_factor(float scaling) override;
virtual void main_iteration() override;
virtual core::KVTStorage *kvt_lock() override;
virtual core::KVTStorage *kvt_trylock() override;
virtual bool kvt_release() override;
virtual const meta::package_t *package() const override;
virtual void dump_state_request() override;
virtual status_t play_file(const char *file, wsize_t position, bool release) override;
};
} /* namespace lv2 */
} /* namespace lsp */
#endif /* LSP_PLUG_IN_PLUG_FW_WRAP_LV2_UI_WRAPPER_H_ */
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