gbe_fork/overlay_experimental/Renderer_Hook.h
2022-08-05 02:06:42 -04:00

48 lines
1.7 KiB
C++

/*
* Copyright (C) Nemirtingas
* This file is part of the ingame overlay project
*
* The ingame overlay project 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 (at your option) any later version.
*
* The ingame overlay project 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 the ingame overlay project; if not, see
* <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <functional>
#include <string>
#include <memory>
#include <cstdint>
class Renderer_Hook
{
public:
Renderer_Hook():
OverlayProc(&DefaultOverlayProc),
OverlayHookReady(&DefaultOverlayHookReady)
{}
static void DefaultOverlayProc() {}
static void DefaultOverlayHookReady(bool) {}
std::function<void()> OverlayProc;
std::function<void(bool)> OverlayHookReady;
virtual bool StartHook(std::function<bool(bool)> key_combination_callback) = 0;
virtual bool IsStarted() = 0;
// Returns a Handle to the renderer image ressource or nullptr if it failed to create the resource, the handle can be used in ImGui's Image calls, image_buffer must be RGBA ordered
virtual std::weak_ptr<uint64_t> CreateImageResource(const void* image_data, uint32_t width, uint32_t height) = 0;
virtual void ReleaseImageResource(std::weak_ptr<uint64_t> resource) = 0;
virtual std::string GetLibraryName() const = 0;
};