185 lines
6.8 KiB
C++
185 lines
6.8 KiB
C++
/* Copyright (C) 2019 Mr Goldberg
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This file is part of the Goldberg Emulator
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The Goldberg Emulator is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 3 of the License, or (at your option) any later version.
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The Goldberg Emulator is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the Goldberg Emulator; if not, see
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<http://www.gnu.org/licenses/>. */
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#include "steam_screenshots.h"
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Steam_Screenshots::Steam_Screenshots(class Local_Storage* local_storage, class SteamCallBacks* callbacks) :
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local_storage(local_storage),
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callbacks(callbacks)
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{
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}
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ScreenshotHandle Steam_Screenshots::create_screenshot_handle()
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{
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static ScreenshotHandle handle = 100;
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return handle++;
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}
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// Writes a screenshot to the user's screenshot library given the raw image data, which must be in RGB format.
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// The return value is a handle that is valid for the duration of the game process and can be used to apply tags.
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ScreenshotHandle Steam_Screenshots::WriteScreenshot( void *pubRGB, uint32 cubRGB, int nWidth, int nHeight )
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{
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PRINT_DEBUG("WriteScreenshot\n");
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char buff[128];
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auto now = std::chrono::system_clock::now();
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time_t now_time;
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now_time = std::chrono::duration_cast<std::chrono::seconds>(now.time_since_epoch()).count();
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strftime(buff, 128, "%a_%b_%d_%H_%M_%S_%Y", localtime(&now_time));
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std::string screenshot_name = buff;
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screenshot_name += ".png";
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if (!local_storage->save_screenshot( screenshot_name, (uint8_t*)pubRGB, nWidth, nHeight, 3))
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return INVALID_SCREENSHOT_HANDLE;
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auto handle = create_screenshot_handle();
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auto& infos = _screenshots[handle];
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infos.screenshot_name = buff;
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return handle;
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}
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// Adds a screenshot to the user's screenshot library from disk. If a thumbnail is provided, it must be 200 pixels wide and the same aspect ratio
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// as the screenshot, otherwise a thumbnail will be generated if the user uploads the screenshot. The screenshots must be in either JPEG or TGA format.
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// The return value is a handle that is valid for the duration of the game process and can be used to apply tags.
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// JPEG, TGA, and PNG formats are supported.
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ScreenshotHandle Steam_Screenshots::AddScreenshotToLibrary( const char *pchFilename, const char *pchThumbnailFilename, int nWidth, int nHeight )
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{
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PRINT_DEBUG("AddScreenshotToLibrary\n");
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if (pchFilename == nullptr)
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return INVALID_SCREENSHOT_HANDLE;
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std::vector<image_pixel_t> pixels(std::move(local_storage->load_image(pchFilename)));
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if (pixels.size() != size_t(nWidth) * size_t(nHeight))
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return INVALID_SCREENSHOT_HANDLE;
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char buff[128];
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auto now = std::chrono::system_clock::now();
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time_t now_time;
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now_time = std::chrono::duration_cast<std::chrono::seconds>(now.time_since_epoch()).count();
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strftime(buff, 128, "%a_%b_%d_%H_%M_%S_%Y", localtime(&now_time));
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std::string screenshot_name = buff;
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screenshot_name += ".png";
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if (!local_storage->save_screenshot(screenshot_name, (uint8_t*)pixels.data(), nWidth, nHeight, 4))
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return INVALID_SCREENSHOT_HANDLE;
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auto handle = create_screenshot_handle();
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auto& infos = _screenshots[handle];
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infos.screenshot_name = buff;
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return handle;
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}
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// Causes the Steam overlay to take a screenshot. If screenshots are being hooked by the game then a ScreenshotRequested_t callback is sent back to the game instead.
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void Steam_Screenshots::TriggerScreenshot()
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{
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PRINT_DEBUG("TriggerScreenshot\n");
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if (hooked)
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{
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ScreenshotRequested_t data;
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callbacks->addCBResult(data.k_iCallback, &data, sizeof(data));
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}
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else
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{
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PRINT_DEBUG("TODO: Make the overlay take a screenshot");
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}
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}
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// Toggles whether the overlay handles screenshots when the user presses the screenshot hotkey, or the game handles them. If the game is hooking screenshots,
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// then the ScreenshotRequested_t callback will be sent if the user presses the hotkey, and the game is expected to call WriteScreenshot or AddScreenshotToLibrary
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// in response.
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void Steam_Screenshots::HookScreenshots( bool bHook )
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{
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PRINT_DEBUG("HookScreenshots\n");
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hooked = bHook;
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}
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// Sets metadata about a screenshot's location (for example, the name of the map)
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bool Steam_Screenshots::SetLocation( ScreenshotHandle hScreenshot, const char *pchLocation )
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{
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PRINT_DEBUG("SetLocation\n");
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auto it = _screenshots.find(hScreenshot);
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if (it == _screenshots.end())
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return false;
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it->second.metadatas["locations"].push_back(pchLocation);
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local_storage->write_json_file(Local_Storage::screenshots_folder, it->second.screenshot_name + ".json", it->second.metadatas);
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return true;
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}
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// Tags a user as being visible in the screenshot
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bool Steam_Screenshots::TagUser( ScreenshotHandle hScreenshot, CSteamID steamID )
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{
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PRINT_DEBUG("TagUser\n");
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auto it = _screenshots.find(hScreenshot);
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if (it == _screenshots.end())
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return false;
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it->second.metadatas["users"].push_back(uint64_t(steamID.ConvertToUint64()));
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local_storage->write_json_file(Local_Storage::screenshots_folder, it->second.screenshot_name + ".json", it->second.metadatas);
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return true;
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}
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// Tags a published file as being visible in the screenshot
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bool Steam_Screenshots::TagPublishedFile( ScreenshotHandle hScreenshot, PublishedFileId_t unPublishedFileID )
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{
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PRINT_DEBUG("TagPublishedFile\n");
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auto it = _screenshots.find(hScreenshot);
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if (it == _screenshots.end())
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return false;
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it->second.metadatas["published_files"].push_back(uint64_t(unPublishedFileID));
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local_storage->write_json_file(Local_Storage::screenshots_folder, it->second.screenshot_name + ".json", it->second.metadatas);
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return true;
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}
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// Returns true if the app has hooked the screenshot
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bool Steam_Screenshots::IsScreenshotsHooked()
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{
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PRINT_DEBUG("IsScreenshotsHooked\n");
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return hooked;
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}
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// Adds a VR screenshot to the user's screenshot library from disk in the supported type.
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// pchFilename should be the normal 2D image used in the library view
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// pchVRFilename should contain the image that matches the correct type
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// The return value is a handle that is valid for the duration of the game process and can be used to apply tags.
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// JPEG, TGA, and PNG formats are supported.
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ScreenshotHandle Steam_Screenshots::AddVRScreenshotToLibrary( EVRScreenshotType eType, const char *pchFilename, const char *pchVRFilename )
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{
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PRINT_DEBUG("AddVRScreenshotToLibrary\n");
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return INVALID_SCREENSHOT_HANDLE;
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}
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