ImGuiTools.cc

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#include "ImGuiTools.hh"
 
#include "ImGuiCheatFinder.hh"
#include "ImGuiConsole.hh"
#include "ImGuiCpp.hh"
#include "ImGuiDiskManipulator.hh"
#include "ImGuiKeyboard.hh"
#include "ImGuiManager.hh"
#include "ImGuiMessages.hh"
#include "ImGuiTrainer.hh"
#include "ImGuiUtils.hh"
 
#include "AviRecorder.hh"
#include "Display.hh"
 
#include "ranges.hh"
#include "FileOperations.hh"
#include "StringOp.hh"
 
#include <imgui.h>
#include <imgui_stdlib.h>
 
#include <string>
#include <vector>
 
namespace openmsx {
 
using namespace std::literals;
 
void ImGuiTools::save(ImGuiTextBuffer& buf)
{
        savePersistent(buf, *this, persistentElements);
}
 
void ImGuiTools::loadLine(std::string_view name, zstring_view value)
{
        loadOnePersistent(name, value, *this, persistentElements);
}
 
static const std::vector<std::string>& getAllToyScripts(ImGuiManager& manager)
{
        static float refresh = FLT_MAX;
        static std::vector<std::string> result;
 
        if (refresh > 2.5f) { // only recalculate every so often
                refresh = 0.0f;
 
                if (auto commands = manager.execute(TclObject("openmsx::all_command_names"))) {
                        result.clear();
                        for (const auto& cmd : *commands) {
                                if (cmd.starts_with("toggle_")) {
                                        result.emplace_back(cmd.view());
                                }
                        }
                        ranges::sort(result, StringOp::caseless{});
                }
        }
        refresh += ImGui::GetIO().DeltaTime;
        return result;
}
 
void ImGuiTools::showMenu(MSXMotherBoard* motherBoard)
{
        im::Menu("Tools", [&]{
                const auto& hotKey = manager.getReactor().getHotKey();
 
                ImGui::MenuItem("Show virtual keyboard", nullptr, &manager.keyboard->show);
                auto consoleShortCut = getShortCutForCommand(hotKey, "toggle console");
                ImGui::MenuItem("Show console", consoleShortCut.c_str(), &manager.console->show);
                ImGui::MenuItem("Show message log ...", nullptr, &manager.messages->logWindow.open);
                ImGui::Separator();
                std::string_view copyCommand = "copy_screen_to_clipboard";
                auto copyShortCut = getShortCutForCommand(hotKey, copyCommand);
                if (ImGui::MenuItem("Copy screen text to clipboard", copyShortCut.c_str(), nullptr, motherBoard != nullptr)) {
                        manager.executeDelayed(TclObject(copyCommand));
                }
                std::string_view pasteCommand = "type_clipboard";
                auto pasteShortCut = getShortCutForCommand(hotKey, pasteCommand);
                if (ImGui::MenuItem("Paste clipboard into MSX", pasteShortCut.c_str(), nullptr, motherBoard != nullptr)) {
                        manager.executeDelayed(TclObject(pasteCommand));
                }
                ImGui::Separator();
                im::Menu("Capture", [&]{
                        ImGui::MenuItem("Screenshot ...", nullptr, &showScreenshot);
                        ImGui::MenuItem("Audio/Video ...", nullptr, &showRecord);
                });
                ImGui::Separator();
                ImGui::MenuItem("Disk Manipulator ...", nullptr, &manager.diskManipulator->show);
                ImGui::Separator();
                ImGui::MenuItem("Trainer Selector ...", nullptr, &manager.trainer->show);
                ImGui::MenuItem("Cheat Finder ...", nullptr, &manager.cheatFinder->show);
                ImGui::Separator();
 
                im::Menu("Toys", [&]{
                        const auto& toys = getAllToyScripts(manager);
                        for (const auto& toy : toys) {
                                std::string displayText = toy.substr(7);
                                ranges::replace(displayText, '_', ' ');
                                if (ImGui::MenuItem(displayText.c_str())) {
                                        manager.executeDelayed(TclObject(toy));
                                }
                                auto help = manager.execute(TclObject("help " + toy));
                                if (help) {
                                        simpleToolTip(help->getString());
                                }
                        }
                });
        });
}
 
void ImGuiTools::paint(MSXMotherBoard* /*motherBoard*/)
{
        if (showScreenshot) paintScreenshot();
        if (showRecord) paintRecord();
 
        const auto popupTitle = "Confirm##Tools";
        if (openConfirmPopup) {
                openConfirmPopup = false;
                ImGui::OpenPopup(popupTitle);
        }
        im::PopupModal(popupTitle, nullptr, ImGuiWindowFlags_AlwaysAutoResize, [&]{
                ImGui::TextUnformatted(confirmText);
 
                bool close = false;
                if (ImGui::Button("Ok")) {
                        manager.executeDelayed(confirmCmd);
                        close = true;
                }
                ImGui::SameLine();
                close |= ImGui::Button("Cancel");
                if (close) {
                        ImGui::CloseCurrentPopup();
                        confirmCmd = TclObject();
                }
        });
}
 
static std::string_view stem(std::string_view fullName)
{
        return FileOperations::stripExtension(FileOperations::getFilename(fullName));
}
 
bool ImGuiTools::screenshotNameExists() const
{
        auto filename = FileOperations::parseCommandFileArgument(
                screenshotName, Display::SCREENSHOT_DIR, "", Display::SCREENSHOT_EXTENSION);
        return FileOperations::exists(filename);
}
 
void ImGuiTools::generateScreenshotName()
{
        if (auto result = manager.execute(makeTclList("guess_title", "openmsx"))) {
                screenshotName = result->getString();
        }
        if (screenshotName.empty()) {
                screenshotName = "openmsx";
        }
        if (screenshotNameExists()) {
                nextScreenshotName();
        }
}
 
void ImGuiTools::nextScreenshotName()
{
        std::string_view prefix = screenshotName;
        if (prefix.ends_with(Display::SCREENSHOT_EXTENSION)) prefix.remove_suffix(Display::SCREENSHOT_EXTENSION.size());
        if (prefix.size() > 4) {
                auto counter = prefix.substr(prefix.size() - 4);
                if (ranges::all_of(counter, [](char c) { return ('0' <= c) && (c <= '9'); })) {
                        prefix.remove_suffix(4);
                        if (prefix.ends_with(' ') || prefix.ends_with('_')) {
                                prefix.remove_suffix(1);
                        }
                }
        }
        screenshotName = stem(FileOperations::getNextNumberedFileName(
                Display::SCREENSHOT_DIR, prefix, Display::SCREENSHOT_EXTENSION, true));
}
 
void ImGuiTools::paintScreenshot()
{
        ImGui::SetNextWindowSize(gl::vec2{24, 17} * ImGui::GetFontSize(), ImGuiCond_FirstUseEver);
        im::Window("Capture screenshot", &showScreenshot, [&]{
                if (ImGui::IsWindowAppearing()) {
                        // on each re-open of this window, create a suggestion for a name
                        generateScreenshotName();
                }
                im::TreeNode("Settings", ImGuiTreeNodeFlags_DefaultOpen, [&]{
                        ImGui::RadioButton("Rendered image", &screenshotType, static_cast<int>(SsType::RENDERED));
                        HelpMarker("Include all rendering effect like scale-algorithm, horizontal-stretch, color effects, ...");
                        im::DisabledIndent(screenshotType != static_cast<int>(SsType::RENDERED), [&]{
                                ImGui::Checkbox("With OSD elements", &screenshotWithOsd);
                                HelpMarker("Include non-MSX elements, e.g. the GUI");
                        });
                        ImGui::RadioButton("Raw MSX image", &screenshotType, static_cast<int>(SsType::MSX));
                        HelpMarker("The raw unscaled MSX image, without any rendering effects");
                        im::DisabledIndent(screenshotType != static_cast<int>(SsType::MSX), [&]{
                                ImGui::RadioButton("320 x 240", &screenshotSize, static_cast<int>(SsSize::S_320));
                                ImGui::RadioButton("640 x 480", &screenshotSize, static_cast<int>(SsSize::S_640));
                        });
                        ImGui::Checkbox("Hide sprites", &screenshotHideSprites);
                        HelpMarker("Note: screen must be re-rendered for this, "
                                "so emulation must be (briefly) unpaused before the screenshot can be taken");
                });
                ImGui::Separator();
 
                ImGui::AlignTextToFramePadding();
                ImGui::TextUnformatted("Name"sv);
                ImGui::SameLine();
                const auto& style = ImGui::GetStyle();
                auto buttonWidth = style.ItemSpacing.x + 2.0f * style.FramePadding.x +
                                   ImGui::CalcTextSize("Create").x;
                ImGui::SetNextItemWidth(-buttonWidth);
                ImGui::InputText("##name", &screenshotName);
                ImGui::SameLine();
                if (ImGui::Button("Create")) {
                        confirmCmd = makeTclList("screenshot", screenshotName);
                        if (screenshotType == static_cast<int>(SsType::RENDERED)) {
                                if (screenshotWithOsd) {
                                        confirmCmd.addListElement("-with-osd");
                                }
                        } else {
                                confirmCmd.addListElement("-raw");
                                if (screenshotSize == static_cast<int>(SsSize::S_640)) {
                                        confirmCmd.addListElement("-doublesize");
                                }
                        }
                        if (screenshotHideSprites) {
                                confirmCmd.addListElement("-no-sprites");
                        }
 
                        if (screenshotNameExists()) {
                                openConfirmPopup = true;
                                confirmText = strCat("Overwrite screenshot with name '", screenshotName, "'?");
                                // note: don't auto generate next name
                        } else {
                                manager.executeDelayed(confirmCmd,
                                                       [&](const TclObject&) { nextScreenshotName(); });
                        }
                }
                ImGui::Separator();
                if (ImGui::Button("Open screenshots folder...")) {
                        SDL_OpenURL(strCat("file://", FileOperations::getUserOpenMSXDir(), '/', Display::SCREENSHOT_DIR).c_str());
                }
 
        });
}
 
std::string ImGuiTools::getRecordFilename() const
{
        bool recordVideo = recordSource != static_cast<int>(Source::AUDIO);
        std::string_view directory = recordVideo ? AviRecorder::VIDEO_DIR : AviRecorder::AUDIO_DIR;
        std::string_view extension = recordVideo ? AviRecorder::VIDEO_EXTENSION : AviRecorder::AUDIO_EXTENSION;
        return FileOperations::parseCommandFileArgument(
                recordName, directory, "openmsx", extension);
}
 
void ImGuiTools::paintRecord()
{
        bool recording = manager.getReactor().getRecorder().isRecording();
 
        auto title = recording ? strCat("Recording to ", FileOperations::getFilename(getRecordFilename()))
                               : std::string("Capture Audio/Video");
        im::Window(tmpStrCat(title, "###A/V").c_str(), &showRecord, [&]{
                im::Disabled(recording, [&]{
                        im::TreeNode("Settings", ImGuiTreeNodeFlags_DefaultOpen, [&]{
                                ImGui::TextUnformatted("Source:"sv);
                                ImGui::SameLine();
                                ImGui::RadioButton("Audio", &recordSource, static_cast<int>(Source::AUDIO));
                                ImGui::SameLine(0.0f, 30.0f);
                                ImGui::RadioButton("Video", &recordSource, static_cast<int>(Source::VIDEO));
                                ImGui::SameLine(0.0f, 30.0f);
                                ImGui::RadioButton("Both", &recordSource, static_cast<int>(Source::BOTH));
 
                                im::Disabled(recordSource == static_cast<int>(Source::VIDEO), [&]{
                                        ImGui::TextUnformatted("Audio:"sv);
                                        ImGui::SameLine();
                                        ImGui::RadioButton("Mono", &recordAudio, static_cast<int>(Audio::MONO));
                                        ImGui::SameLine(0.0f, 30.0f);
                                        ImGui::RadioButton("Stereo", &recordAudio, static_cast<int>(Audio::STEREO));
                                        ImGui::SameLine(0.0f, 30.0f);
                                        ImGui::RadioButton("Auto-detect", &recordAudio, static_cast<int>(Audio::AUTO));
                                        HelpMarker("At the start of the recording check if any stereo or "
                                                "any off-center-balanced mono sound devices are present.");
                                });
 
                                im::Disabled(recordSource == static_cast<int>(Source::AUDIO), [&]{
                                        ImGui::TextUnformatted("Video:"sv);
                                        ImGui::SameLine();
                                        ImGui::RadioButton("320 x 240", &recordVideoSize, static_cast<int>(VideoSize::V_320));
                                        ImGui::SameLine(0.0f, 30.0f);
                                        ImGui::RadioButton("640 x 480", &recordVideoSize, static_cast<int>(VideoSize::V_640));
                                        ImGui::SameLine(0.0f, 30.0f);
                                        ImGui::RadioButton("960 x 720", &recordVideoSize, static_cast<int>(VideoSize::V_960));
                                });
                        });
                        ImGui::Separator();
 
                        ImGui::AlignTextToFramePadding();
                        ImGui::TextUnformatted("Name"sv);
                        ImGui::SameLine();
                        const auto& style = ImGui::GetStyle();
                        auto buttonWidth = style.ItemSpacing.x + 2.0f * style.FramePadding.x +
                                           ImGui::CalcTextSize("Start").x;
                        ImGui::SetNextItemWidth(-buttonWidth);
                        ImGui::InputText("##name", &recordName);
                        ImGui::SameLine();
                        if (!recording && ImGui::Button("Start")) {
                                confirmCmd = makeTclList("record", "start");
                                if (!recordName.empty()) {
                                        confirmCmd.addListElement(recordName);
                                }
                                if (recordSource == static_cast<int>(Source::AUDIO)) {
                                        confirmCmd.addListElement("-audioonly");
                                } else if (recordSource == static_cast<int>(Source::VIDEO)) {
                                        confirmCmd.addListElement("-videoonly");
                                }
                                if (recordSource != static_cast<int>(Source::VIDEO)) {
                                        if (recordAudio == static_cast<int>(Audio::MONO)) {
                                                confirmCmd.addListElement("-mono");
                                        } else if (recordAudio == static_cast<int>(Audio::STEREO)) {
                                                confirmCmd.addListElement("-stereo");
                                        }
                                }
                                if (recordSource != static_cast<int>(Source::AUDIO)) {
                                        if (recordVideoSize == static_cast<int>(VideoSize::V_640)) {
                                                confirmCmd.addListElement("-doublesize");
                                        } else if (recordVideoSize == static_cast<int>(VideoSize::V_960)) {
                                                confirmCmd.addListElement("-triplesize");
                                        }
                                }
 
                                if (FileOperations::exists(getRecordFilename())) {
                                        openConfirmPopup = true;
                                        confirmText = strCat("Overwrite recording with name '", recordName, "'?");
                                        // note: don't auto generate next name
                                } else {
                                        manager.executeDelayed(confirmCmd);
                                }
                        }
                });
                if (recording && ImGui::Button("Stop")) {
                        manager.executeDelayed(makeTclList("record", "stop"));
                }
                ImGui::Separator();
                if (ImGui::Button("Open recordings folder...")) {
                        bool recordVideo = recordSource != static_cast<int>(Source::AUDIO);
                        std::string_view directory = recordVideo ? AviRecorder::VIDEO_DIR : AviRecorder::AUDIO_DIR;
                        SDL_OpenURL(strCat("file://", FileOperations::getUserOpenMSXDir(), '/', directory).c_str());
                }
        });
}
 
} // namespace openmsx