looper/backends/ui/imgui/main.cpp
Zachary Hall 9899794b81
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Add cat support
2024-12-21 14:23:00 -08:00

903 lines
43 KiB
C++

#include "main.h"
#include <data.h>
#include <util.hpp>
#include <assets/assets.h>
#include <filesystem>
#include <options.hpp>
#include "imgui/imgui.h"
#include "ui_backend.hpp"
#include "thirdparty/CLI11.hpp"
#include "imgui/misc/cpp/imgui_stdlib.h"
#include <web_functions.hpp>
#include <cats.hpp>
using namespace Looper::Options;
void MainLoop::Init() {
#ifdef PORTALS
g_set_application_name("Looper");
#endif
// Our state
show_demo_window = false;
FileBrowser fileDialog(false, ImGuiFileBrowserFlags_NoTitleBar|ImGuiFileBrowserFlags_NoMove|ImGuiFileBrowserFlags_NoResize);
#ifndef __EMSCRIPTEN__
fileDialog.SetPwd(path(userdir) / path("Music"));
#endif
fileDialog.SetWindowSize(window_width, window_height);
//fileDialog.SetWindowPos(0, 0);
position = 0.0;
prefs_window = false;
theme_editor = false;
stopped = true;
about_window = false;
for (auto &cat : get_cat_data()) {
switch (cat.get_type()) {
case CatDataType::Memory: {
auto mem_cat = cat.get_memory_cat();
AddCat(cat.get_name(), LoadCatFromMemory(mem_cat.get_ptr(), mem_cat.get_len(), cat.get_path().c_str()));
} break;
case CatDataType::File: {
fs::path cat_path = cat.get_path();
try {
AddCat(cat.get_name(), LoadCat(cat_path.string()));
} catch (std::exception &e) {
WARNING.writefln("Failed to load cat %s at path %s: %s", cat_path.c_str(), cat.get_name().c_str(), e.what());
}
} break;
default: {
WARNING.writefln("Invalid cat type with numerical value: %d", cat.get_type());
} break;
}
}
string lang;
{
Json::Value config;
std::ifstream stream;
path jsonConfigPath = path(prefPath) / "config.json";
stream.open(jsonConfigPath);
if (stream.is_open()) {
stream >> config;
if (config.isMember("theme_name")) {
init_option<std::string>("ui.imgui.theme", config["theme_name"].asString());
}
if (config.isMember("accent_color")) {
if (config["accent_color"].isNumeric()) {
accent_color.x = config["accent_color"].asFloat() / 360.0;
} else {
Json::Value accentColor = config["accent_color"];
accent_color = ImVec4(accentColor["h"].asFloat(), accentColor["s"].asFloat(), accentColor["v"].asFloat(), accentColor["a"].asFloat());
}
toml::table accent_color_table;
accent_color_table.insert("h", accent_color.x);
accent_color_table.insert("s", accent_color.y);
accent_color_table.insert("v", accent_color.z);
accent_color_table.insert("a", accent_color.w);
init_option<toml::table>("ui.imgui.accent_color", accent_color_table);
}
if (config.isMember("demo_window")) {
init_option<bool>("ui.imgui.demo_window", config["demo_window"].asBool());
}
if (config.isMember("vsync")) {
init_option<bool>("ui.imgui.vsync", config["vsync"].asBool());
}
if (config.isMember("framerate")) {
init_option<int64_t>("ui.imgui.framerate", (int64_t)config["framerate"].asUInt());
}
if (config.isMember("lang")) {
Json::Value langValue;
if (!langValue.isNull()) {
init_option<std::string>("ui.imgui.lang", config["lang"].asString());
}
}
stream.close();
std::remove(jsonConfigPath.c_str());
}
{
std::string themeName = get_option<std::string>("ui.imgui.theme", "light");
path themePath = Theme::themeDir / path(themeName + ".toml");
#ifdef __EMSCRIPTEN__
try {
auto newTheme = new Theme(themePath);
delete theme;
theme = newTheme;
} catch (std::exception _) {
}
#else
if (exists(themePath)) {
delete theme;
theme = new Theme(themePath);
}
#endif
if (option_set("ui.imgui.lang")) {
lang = get_option<std::string>("ui.imgui.lang");
} else {
lang = DEFAULT_LANG;
}
SET_LANG(lang.c_str());
show_demo_window = get_option<bool>("ui.imgui.demo_window", false);
vsync = get_option<bool>("ui.imgui.vsync", true);
framerate = (unsigned)get_option<int64_t>("ui.imgui.framerate", 60);
accent_color.x = (float)get_option<double>("ui.imgui.accent_color.h", accent_color.x);
accent_color.y = (float)get_option<double>("ui.imgui.accent_color.s", accent_color.y);
accent_color.z = (float)get_option<double>("ui.imgui.accent_color.v", accent_color.z);
accent_color.w = (float)get_option<double>("ui.imgui.accent_color.a", accent_color.w);
debug_mode = get_option<bool>("ui.imgui.debug_mode", false);
}
{
enable_cat = get_option<bool>("ui.enable_cat", false);
cat_setting = get_option<std::string>("ui.cat", cats.empty() ? "" : cats.begin()->first);
if (cats.contains(cat_setting)) cat = cats[cat_setting];
}
Theme::updateAvailableThemes();
if (Theme::availableThemes.empty()) {
path lightPath = Theme::themeDir / "light.toml";
path darkPath = Theme::themeDir / "dark.toml";
string builtinDescription = _TRS_CTX("Built-in themes | Theme default strings | name", "(built-in)");
if (!exists(lightPath)) {
Theme light(false);
ThemeStrings &strings = light.strings["fallback"];
strings.name = _TRS_CTX("Built-in light theme | Theme default strings | name", "Default light");
strings.description = builtinDescription;
light.strings[CURRENT_LANGUAGE] = strings;
light.Save(lightPath);
}
if (!exists(darkPath)) {
Theme dark(true);
ThemeStrings &strings = dark.strings["fallback"];
strings.name = _TRS_CTX("Built-in dark theme | Theme default strings | name", "Default dark");
strings.description = builtinDescription;
dark.strings[CURRENT_LANGUAGE] = strings;
dark.Save(darkPath);
}
delete theme;
theme = new Theme(darkPath);
}
}
theme->Apply(accent_color, (float)scale);
FileLoaded();
}
void MainLoop::Drop(std::string file) {
LoadFile(file);
}
SDL_Texture *MainLoop::LoadCat(File *file) {
size_t pos = file->get_pos();
file->seek(0, SeekType::SET);
std::string fname = file->name;
SDL_RWops *rwops = get_sdl_file(file);
const char *ext = std::filesystem::path(fname).extension().c_str();
DEBUG.writefln("Extension: %s\n", ext);
if (ext[0] == '.') ext = ext + 1;
SDL_Texture *tex = IMG_LoadTextureTyped_RW(rend, rwops, 0, ext);
delete rwops;
if (!tex) throw CustomException(fmt::format("Failed to load cat {}: {}", fname, IMG_GetError()));
file->seek(pos, SeekType::SET);
return tex;
}
SDL_Texture *MainLoop::LoadCat(std::string path) {
std::string fname = path;
SDL_RWops *rwops = SDL_RWFromFile(path.c_str(), "rb");
SDL_Texture *tex = IMG_LoadTexture_RW(rend, rwops, 1);
if (!tex) throw CustomException(fmt::format("Failed to load cat {}: {}", fname, IMG_GetError()));
return tex;
}
SDL_Texture *MainLoop::LoadCatFromMemory(const void *ptr, size_t len, const char *name) {
std::string fname = name;
SDL_RWops *rwops = SDL_RWFromConstMem(ptr, len);
SDL_Texture *tex = IMG_LoadTexture_RW(rend, rwops, 1);
if (!tex) throw CustomException(fmt::format("Failed to load cat {}: {}", fname, IMG_GetError()));
return tex;
}
void MainLoop::AddCat(std::string name, SDL_Texture *tex) {
if (cats.contains(name)) {
SDL_DestroyTexture(cats[name]);
}
cats[name] = tex;
}
void MainLoop::FileLoaded() {
auto file_maybe = playback->get_current_title();
if (file_maybe.has_value()) {
auto name = file_maybe.value();
SetWindowTitle((name + std::string(" - Looper")).c_str());
} else {
SetWindowTitle("Looper");
}
streams = playback->get_streams();
properties = playback->get_property_list();
boolean_properties.clear();
double_properties.clear();
}
void MainLoop::GuiFunction() {
#if defined(__EMSCRIPTEN__)||defined(__ANDROID__)
playback->LoopHook();
#endif
position = playback->GetPosition();
length = playback->GetLength();
// Set the window title if the file changed, or playback stopped.
if (playback->handle_signals(PlaybackSignalFileChanged|PlaybackSignalStarted|PlaybackSignalStopped)) {
FileLoaded();
}
bool lengthKnown = length > 0.0;
auto dockid = ImGui::DockSpaceOverViewport(0, nullptr, ImGuiDockNodeFlags_PassthruCentralNode|ImGuiDockNodeFlags_AutoHideTabBar);
// 1. Show the big demo window (Most of the sample code is in ImGui::ShowDemoWindow()! You can browse its code to learn more about Dear ImGui!).
if (show_demo_window)
ImGui::ShowDemoWindow(&show_demo_window);
if (ImGui::BeginMainMenuBar()) {
if (ImGui::BeginMenu(_TRI_CTX(ICON_FK_FILE, "Main menu", "File"))) {
if (ImGui::MenuItem(_TRI_CTX(ICON_FK_FOLDER_OPEN, "Main menu | File", "Open"))) {
// Set translatable strings here so that they are in the correct language even when it changes at runtime.
fileDialog.SetTitle(_TR_CTX("File dialog title", "Open..."));
fileDialog.SetTypeFilters(_TR_CTX("File dialog filter name", "Audio files"), { ".wav", ".ogg", ".mp3", ".qoa", ".flac", ".xm", ".mod"});
fileDialog.Open();
}
#ifdef __EMSCRIPTEN__
if (serviceworker_registered()) {
if (ImGui::MenuItem(_TRI_CTX(ICON_FK_DOWNLOAD, "Main menu | File", "Update"))) {
update();
}
}
if (is_puter_enabled()) {
#endif
if (ImGui::MenuItem(_TRI_CTX(ICON_FK_WINDOW_CLOSE, "Main menu | File", "Quit"))) {
done = true;
}
#ifdef __EMSCRIPTEN__
}
#endif
ImGui::EndMenu();
}
if (ImGui::BeginMenu(_TRI_CTX(ICON_FK_SCISSORS,"Main menu", "Edit"))) {
if (ImGui::MenuItem(_TRI_CTX(ICON_FK_COG, "Main menu | Edit", "Preferences..."))) {
prefs_window = true;
}
ImGui::EndMenu();
}
#ifndef DEBUG_MODE
if (debug_mode)
#endif
if (ImGui::BeginMenu(_TRI_CTX(ICON_FK_COG, "Main menu (in debug builds)", "Debug"))) {
if (ImGui::MenuItem(_TR_CTX("Main menu | Debug", "Show ImGui Demo Window"), nullptr, show_demo_window)) {
show_demo_window = !show_demo_window;
set_option<double>("ui.imgui.demo_window", show_demo_window);
}
if (ImGui::MenuItem(_TR_CTX("Main menu | Debug", "Edit properties"), nullptr, property_editor)) {
property_editor = !property_editor;
}
ImGui::EndMenu();
}
if (ImGui::BeginMenu(_TRI_CTX(ICON_FK_INFO_CIRCLE, "Main menu", "Help"))) {
if (ImGui::MenuItem(_TRI_CTX(ICON_FK_INFO, "Main menu | Help", "About"), nullptr, about_window)) {
about_window = !about_window;
}
ImGui::EndMenu();
}
ImGui::EndMainMenuBar();
}
ImGui::SetNextWindowDockID(dockid);
ImGui::Begin(_TRI_CTX(ICON_FK_PLAY, "Main window title", "Player"), nullptr, 0);
{
ImGui::SetCursorPosY(0);
float y_pos = ImGui::GetWindowHeight() - ImGui::GetFrameHeightWithSpacing() - ImGui::GetFrameHeight() - ImGui::GetStyle().WindowPadding.y;
if (enable_cat && cat) {
int cw, ch;
SDL_QueryTexture(cat, NULL, NULL, &cw, &ch);
float aspect = ((float)cw) / ((float)ch);
float x_size = y_pos * aspect;
float x_pos = ImGui::GetWindowWidth() - ImGui::GetStyle().WindowPadding.x - x_size;
ImGui::SetCursorPosX(x_pos);
ImGui::Image((ImTextureID)cat, ImVec2(x_size, y_pos));
}
float centerSpace = ImGui::GetWindowHeight() - ImGui::GetFrameHeightWithSpacing() - ImGui::GetFrameHeight() - ImGui::GetStyle().WindowPadding.y;
if (streams.size() > 0) {
static string filter = "";
ImGui::TextUnformatted(_TR_CTX("Main Window | Stream selector | Filter label", "Filter:")); ImGui::SameLine();
ImGui::SetNextItemWidth(ImGui::GetWindowWidth() - ImGui::GetCursorPosX() - ImGui::GetStyle().WindowPadding.x);
ImGui::InputText("##FilterInput", &filter);
ImGui::TextUnformatted(_TR_CTX("Main Window | Stream selector | Selector label", "Select a stream to switch to..."));
ImVec2 ChildSize = ImVec2(ImGui::GetWindowWidth() - (ImGui::GetStyle().WindowPadding.x * 2.0f), centerSpace - (ImGui::GetFrameHeightWithSpacing() * 2.0f) - (ImGui::GetStyle().ItemSpacing.y * 2.0f));
if (ImGui::BeginChildFrame(ImGui::GetID("##StreamsContainer"), ChildSize)) {
ImVec2 TableSize = ImVec2(0, 0);
if (ImGui::BeginTable("##Streams", 2, ImGuiTableFlags_SizingFixedFit|ImGuiTableFlags_NoSavedSettings|ImGuiTableFlags_ScrollY, TableSize)) {
// Text in TableSetupColumn calls not translated because they're not visible to the user.
ImGui::TableSetupColumn("Index", 0);
ImGui::TableSetupColumn("Name", ImGuiTableColumnFlags_WidthStretch);
for (int i = 0; i < streams.size(); i++) {
auto &stream = streams[i];
if (stream.name == "" && stream.length == 0) {
continue;
}
if (stream.name.starts_with(filter)) {
ImGui::TableNextRow();
ImGui::TableSetColumnIndex(0);
ImGui::Text("%i", stream.id);
ImGui::TableSetColumnIndex(1);
const bool is_selected = playback->get_current_stream() == i;
if (ImGui::Selectable(stream.name.c_str(), is_selected, 0)) {
length = stream.length;
playback->play_stream(i);
}
if (is_selected) {
ImGui::SetItemDefaultFocus();
}
}
}
ImGui::EndTable();
}
}
ImGui::EndChildFrame();
}
ImGui::SetCursorPosY(y_pos);
if (ImGui::Button(playback->IsPaused() ? ICON_FK_PLAY "##Pause" : ICON_FK_PAUSE "##Pause")) {
playback->Pause();
}
ImGui::SameLine();
if (ImGui::Button(ICON_FK_REFRESH "##Restart")) {
playback->Seek(0.0);
}
ImGui::SameLine();
const int NEXT_SLIDER_COUNT = 1;
double seek_bar_width = -(ImGui::GetFontSize() * (1 + (8 * NEXT_SLIDER_COUNT))) - ((ImGui::GetStyle().ItemSpacing.x + ImGui::GetStyle().FramePadding.x) * (NEXT_SLIDER_COUNT + 1));
if (lengthKnown) {
ImGui::SetNextItemWidth(seek_bar_width);
uint8_t components = TimeToComponentCount(playback->GetLength());
string time_str = TimeToString(position, components) + "/" + TimeToString(length, components);
if (ImGui::SliderFloat("##Seek", &position, 0.0f, playback->GetLength(), time_str.c_str(), ImGuiSliderFlags_NoRoundToFormat))
playback->Seek(position);
} else {
ImVec2 size(seek_bar_width, ImGui::GetFrameHeight());
ImGui::InvisibleButton("##SeekIndeterminate", size);
}
ImGui::SameLine();
if (ImGui::Button(ICON_FK_STOP "##Stop")) {
playback->Stop();
}
float pitch = playback->GetPitch(), tempo = playback->GetTempo(), speed = playback->GetSpeed(), volume = playback->GetVolume();
ImGui::SameLine();
ImGui::SetNextItemWidth(ImGui::GetFontSize() * 8);
if (ImGui::SliderFloat("##Volume", &volume, 0.0, 100.0, ICON_FK_VOLUME_UP ": %.0f%%")) {
playback->SetVolume(volume);
}
const float items = 3.0f;
const float between_items = items - 1.0f;
ImGui::PushItemWidth((ImGui::GetWindowWidth() / items) - (ImGui::GetStyle().ItemSpacing.x / (items / between_items)) - ((ImGui::GetStyle().WindowPadding.x / items) * 2.0f));
if (ImGui::SliderFloat("##Speed", &speed, 0.25, 4.0, _TR_CTX("Playback controls | slider", "Speed: %.2fx"), ImGuiSliderFlags_Logarithmic)) {
playback->SetSpeed(speed);
}
ImGui::SameLine();
if (ImGui::SliderFloat("##Tempo", &tempo, 0.25, 4.0, _TR_CTX("Playback controls | slider", "Tempo: %.2fx"), ImGuiSliderFlags_Logarithmic)) {
playback->SetTempo(tempo);
}
ImGui::SameLine();
if (ImGui::SliderFloat("##Pitch", &pitch, 0.25, 4.0, _TR_CTX("Playback controls | slider", "Pitch: %.2fx"), ImGuiSliderFlags_Logarithmic)) {
playback->SetPitch(pitch);
}
ImGui::PopItemWidth();
}
ImGui::End();
if (property_editor) {
ImGui::SetNextWindowDockID(dockid);
ImGui::Begin("Property Editor", &property_editor);
{
for (auto property : properties) {
ImGui::PushID(property.path().c_str());
bool valid = false;
switch (property.type()) {
case PropertyType::String: {
std::string value = "";
if (string_properties.contains(property.path())) {
value = string_properties[property.path()];
} else {
auto value_to_resolve = playback->get_property(property.path());
if (value_to_resolve.has_value()) {
value = resolve_value<std::string>(value_to_resolve.value());
}
string_properties[property.path()] = value;
}
ImGui::InputText(property.path().c_str(), &value);
string_properties[property.path()] = value;
valid = true;
} break;
case PropertyType::Int: {
std::optional<double> min;
std::optional<double> max;
int value = 0;
if (int_properties.contains(property.path())) {
value = int_properties[property.path()];
} else {
auto value_to_resolve = playback->get_property(property.path());
if (value_to_resolve.has_value()) {
value = resolve_value<int>(value_to_resolve.value());
}
int_properties[property.path()] = value;
}
if (property.has_hint() && property.hint().has_range()) {
auto range = property.hint().range();
if (range.has_min() && range.has_max()) {
if (ImGui::SliderInt(property.path().c_str(), &value, (int)range.min(), (int)range.max())) {
int_properties[property.path()] = value;
}
valid = true;
} else {
if (range.has_min()) min = range.min();
if (range.has_max()) max = range.max();
}
}
if (!valid) {
ImGui::InputInt(property.path().c_str(), &value);
if (min.has_value() && value < min) {
value = min.value();
}
if (max.has_value() && value > max) {
value = max.value();
}
int_properties[property.path()] = value;
valid = true;
}
} break;
case PropertyType::Double: {
std::optional<double> min;
std::optional<double> max;
double value = 0.0;
if (double_properties.contains(property.path())) {
value = double_properties[property.path()];
} else {
auto value_to_resolve = playback->get_property(property.path());
if (value_to_resolve.has_value()) {
value = resolve_value<double>(value_to_resolve.value());
}
double_properties[property.path()] = value;
}
if (property.has_hint() && property.hint().has_range()) {
auto range = property.hint().range();
if (range.has_min() && range.has_max()) {
float flt = (float)value;
if (ImGui::SliderFloat(property.path().c_str(), &flt, (float)range.min(), (float)range.max())) {
double_properties[property.path()] = flt;
}
valid = true;
} else {
if (range.has_min()) min = range.min();
if (range.has_max()) max = range.max();
}
}
if (!valid) {
ImGui::InputDouble(property.path().c_str(), &value);
if (min.has_value() && value < min) {
value = min.value();
}
if (max.has_value() && value > max) {
value = max.value();
}
double_properties[property.path()] = value;
valid = true;
}
} break;
case PropertyType::Boolean: {
bool value = false;
if (boolean_properties.contains(property.path())) {
value = boolean_properties[property.path()];
} else {
auto value_to_resolve = playback->get_property(property.path());
if (value_to_resolve.has_value()) {
value = resolve_value<bool>(value_to_resolve.value());
}
boolean_properties[property.path()] = value;
}
if (ImGui::Checkbox(property.path().c_str(), &value)) {
boolean_properties[property.path()] = value;
}
valid = true;
} break;
}
if (valid) {
ImGui::SameLine();
if (ImGui::Button("Set")) {
switch (property.type()) {
case PropertyType::String: {
StringProperty property_s;
property_s.set_value(string_properties[property.path()]);
google::protobuf::Any value;
value.PackFrom(property_s);
playback->set_property(property.path(), value);
} break;
case PropertyType::Int: {
IntProperty property_i;
property_i.set_value(int_properties[property.path()]);
google::protobuf::Any value;
value.PackFrom(property_i);
playback->set_property(property.path(), value);
} break;
case PropertyType::Double: {
DoubleProperty property_d;
property_d.set_value(double_properties[property.path()]);
google::protobuf::Any value;
value.PackFrom(property_d);
playback->set_property(property.path(), value);
} break;
case PropertyType::Boolean: {
BooleanProperty property_b;
property_b.set_value(boolean_properties[property.path()]);
google::protobuf::Any value;
value.PackFrom(property_b);
playback->set_property(property.path(), value);
} break;
}
}
}
ImGui::PopID();
}
}
ImGui::End();
}
if (prefs_window) {
ImGui::SetNextWindowDockID(dockid);
ImGui::Begin(_TRI_CTX(ICON_FK_COG, "Window title, window opened by menu item", "Preferences..."), &prefs_window);
{
static std::string set_backend_name = cur_backend->get_name();
static std::string set_backend_id = cur_backend->get_id();
if (restart_needed) {
ImGui::TextUnformatted(_TR("A restart is needed to apply some changes."));
}
if (ImGui::BeginCombo(_TR("UI frontend"), set_backend_name.c_str())) {
for (auto &backend : backends) {
bool is_current = set_backend_id == backend->get_id();
if (ImGui::Selectable(backend->get_name().c_str(), &is_current)) {
set_backend_id = backend->get_id();
set_backend_name = backend->get_name();
Looper::Options::set_option("ui.frontend", set_backend_id);
restart_needed = true;
}
if (is_current) {
ImGui::SetItemDefaultFocus();
}
}
ImGui::EndCombo();
}
if (ImGui::Checkbox(_TR_CTX("Preference | VSync checkbox", "Enable VSync"), &vsync)) {
set_option<bool>("ui.imgui.vsync", vsync);
}
ImGui::SameLine();
ImGui::SetNextItemWidth(ImGui::GetWindowWidth() - ImGui::GetCursorPosX() - ImGui::GetStyle().WindowPadding.x);
if (ImGui::SliderInt("##Framerate", &framerate, 10, 480, _TR_CTX("Preferences | Framerate slider", "Max framerate without VSync: %d"))) {
set_option<int64_t>("ui.imgui.framerate", framerate);
}
if (ImGui::Checkbox(_TR_CTX("Preference | Debug menu enable", "Enable debug menu in release builds"), &debug_mode)) {
set_option<bool>("ui.imgui.debug_mode", debug_mode);
}
if (ImGui::Button(_TRI_CTX(ICON_FK_MAGIC, "Preference | Related non-preference button", "Theme Editor"), ImVec2(ImGui::GetWindowWidth() - (ImGui::GetStyle().WindowPadding.x * 2.0f), 0))) {
theme_editor = true;
}
#ifdef __EMSCRIPTEN__
bool puterEnabled = is_puter_enabled();
if (ImGui::Checkbox("Enable Puter API", &puterEnabled)) {
enable_puter(puterEnabled);
}
#endif
static bool override_lang = lang != DEFAULT_LANG;
if (ImGui::Checkbox(_TR_CTX("Preference | override enable checkbox", "Override language"), &override_lang)) {
if (!override_lang) {
lang = DEFAULT_LANG;
SET_LANG(lang.c_str());
}
if (lang == DEFAULT_LANG) {
delete_option("ui.imgui.lang");
} else {
set_option<std::string>("ui.imgui.lang", lang);
}
}
static SDL_Texture *disp_cat = nullptr;
if (ImGui::Checkbox(_TR_CTX("Preference | cat enable checkbox", "Enable cat"), &enable_cat)) {
disp_cat = nullptr;
set_option<bool>("ui.enable_cat", enable_cat);
}
if (enable_cat) {
ImVec2 TableSize = ImVec2(0, 0);
if (ImGui::BeginTable("##Cats", 2, ImGuiTableFlags_SizingFixedFit|ImGuiTableFlags_NoSavedSettings|ImGuiTableFlags_ScrollY, TableSize)) {
ImGui::TableSetupColumn("Cat Name", ImGuiTableColumnFlags_WidthStretch);
ImGui::TableSetupColumn("Preview", 0);
for (auto &kv : cats) {
ImGui::TableNextRow();
ImGui::TableSetColumnIndex(0);
if (ImGui::Selectable(kv.first.c_str(), kv.first == cat_setting, 0)) {
cat_setting = kv.first;
cat = cats[cat_setting];
set_option<std::string>("ui.cat", cat_setting);
}
ImGui::TableSetColumnIndex(1);
int cw, ch;
SDL_QueryTexture(kv.second, NULL, NULL, &cw, &ch);
float aspect = ((float)cw) / ((float)ch);
bool portrait = ch > cw;
ImVec2 size = ImVec2(16.0f * aspect, 16.0f);
if (ImGui::ImageButton(fmt::format("disp_cat_{}", kv.first).c_str(), (ImTextureID)kv.second, size)) {
if (disp_cat == kv.second) {
disp_cat = nullptr;
} else {
disp_cat = kv.second;
}
}
}
ImGui::EndTable();
}
bool show_cat_preview = disp_cat != nullptr;
if (show_cat_preview && ImGui::Begin("Cat Preview", &show_cat_preview, ImGuiWindowFlags_NoSavedSettings|ImGuiWindowFlags_AlwaysAutoResize)) {
int cw, ch;
SDL_QueryTexture(disp_cat, NULL, NULL, &cw, &ch);
ImGui::Image((ImTextureID)disp_cat, ImVec2(cw, ch));
ImGui::End();
}
// Handle window close.
if (!show_cat_preview) {
disp_cat = nullptr;
}
}
if (override_lang) {
ImGui::SameLine();
ImGui::SetNextItemWidth(ImGui::GetWindowWidth() - ImGui::GetCursorPosX() - (ImGui::GetFontSize()) - ((ImGui::GetStyle().ItemSpacing.x + (ImGui::GetStyle().FramePadding.x * 2.0f))) - (ImGui::GetStyle().WindowPadding.x));
ImGui::InputText("##LanguageOverrideTextBox", &lang);
ImGui::SameLine();
if (ImGui::Button(ICON_FK_CHECK)) {
SET_LANG(lang.c_str());
if (lang == DEFAULT_LANG) {
delete_option("ui.imgui.lang");
} else {
set_option<std::string>("ui.imgui.lang", lang);
}
}
}
bool overrideTouchscreenMode = touchScreenModeOverride.has_value();
if (ImGui::Checkbox(_TR_CTX("Preference | override enable checkbox", "Override touchscreen mode"), &overrideTouchscreenMode)) {
if (overrideTouchscreenMode) {
touchScreenModeOverride = isTouchScreenMode();
} else {
touchScreenModeOverride = {};
}
}
if (overrideTouchscreenMode) {
bool touchScreenMode = isTouchScreenMode();
if (ImGui::Checkbox(_TRI_CTX(ICON_FK_HAND_O_UP, "Preference | Checkbox (Only shown when override enabled)", "Enable touch screen mode"), &touchScreenMode)) {
touchScreenModeOverride = touchScreenMode;
}
}
bool overrideScale = scaleOverride.has_value();
if (ImGui::Checkbox(_TR_CTX("Preference | override enable checkbox", "Override DPI scaling"), &overrideScale)) {
if (overrideScale) {
scaleOverride = scale;
} else {
scaleOverride = {};
}
QueueUpdateScale();
}
if (overrideScale) {
float newScale = scale;
if (ImGui::SliderFloat(_TRI_CTX(ICON_FK_HAND_O_UP, "Preference | Slider (Only shown when override enabled)", "DPI Scaling amount"), &newScale, 0.25, 4, "%.2f", ImGuiSliderFlags_Logarithmic)) {
scaleOverride = newScale;
QueueUpdateScale();
}
}
static string filter = "";
ImGui::TextUnformatted(_TR_CTX("Preference | Theme selector | Filter label", "Filter:")); ImGui::SameLine();
ImGui::SetNextItemWidth(ImGui::GetWindowWidth() - ImGui::GetCursorPosX() - ImGui::GetStyle().WindowPadding.x);
ImGui::InputText("##FilterInput", &filter);
ImGui::TextUnformatted(_TR_CTX("Preferences | Theme selector | Selector label", "Select a theme..."));
ImVec2 ChildSize = ImVec2(ImGui::GetWindowWidth() - (ImGui::GetStyle().WindowPadding.x * 2.0f), -ImGui::GetFrameHeightWithSpacing());
if (ImGui::BeginChildFrame(ImGui::GetID("##ThemesContainer"), ChildSize)) {
ImVec2 TableSize = ImVec2(0, 0);
if (ImGui::BeginTable("##Themes", 2, ImGuiTableFlags_SizingFixedFit|ImGuiTableFlags_NoSavedSettings|ImGuiTableFlags_ScrollY, TableSize)) {
// Text in TableSetupColumn calls not translated because they're not visible to the user.
ImGui::TableSetupColumn("Name", ImGuiTableColumnFlags_WidthStretch);
ImGui::TableSetupColumn("Remove", 0);
for (auto themePath : Theme::availableThemes) {
string themeStem = themePath.stem().string();
if (themeStem.starts_with(filter)) {
ImGui::TableNextRow();
ImGui::TableSetColumnIndex(0);
const bool is_selected = themePath == theme->file_path;
if (ImGui::Selectable((theme->themeStrings[themePath].name + string(" (") + string(themeStem) + string(")")).c_str(), is_selected, 0)) {
delete theme;
theme = new Theme(themePath);
theme->Apply(accent_color, (float)scale);
path themeFName = themePath.stem();
if (!themeFName.empty()) {
set_option<std::string>("ui.imgui.theme", themeFName.string());
}
break;
}
if (is_selected) {
ImGui::SetItemDefaultFocus();
} else {
ImGui::TableSetColumnIndex(1);
if (ImGui::SmallButton((string(ICON_FK_WINDOW_CLOSE "##") + themeStem).c_str())) {
std::filesystem::remove(themePath);
Theme::updateAvailableThemes();
break;
}
}
}
}
ImGui::EndTable();
}
}
ImGui::EndChildFrame();
ImGui::SetNextItemWidth(ImGui::GetWindowWidth() - (ImGui::GetStyle().WindowPadding.x * 2));
if (ImGui::ColorEdit4("##AccentColor", &accent_color.x, ImGuiColorEditFlags_InputHSV|ImGuiColorEditFlags_DisplayHSV|ImGuiColorEditFlags_Float)) {
set_option<double>("ui.imgui.accent_color.h", accent_color.x);
set_option<double>("ui.imgui.accent_color.s", accent_color.y);
set_option<double>("ui.imgui.accent_color.v", accent_color.z);
set_option<double>("ui.imgui.accent_color.a", accent_color.w);
}
theme->Apply(accent_color, (float)scale);
}
ImGui::End();
}
if (about_window) {
ImGui::SetNextWindowDockID(dockid);
if (ImGui::Begin(_TRI_CTX(ICON_FK_INFO, "Window title, window opened by menu item", "About and Licenses"), &about_window)) {
ImGui::PushFont(title);
static const string APP_NAME_STR = _TR_CTX("Application name.", "Looper");
ImGui::SetCursorPosX((ImGui::GetWindowWidth() - ImGui::GetFont()->CalcTextSizeA(ImGui::GetFontSize(), FLT_MAX, 0.0f, APP_NAME_STR.c_str()).x) / 2.0f);
ImGui::TextUnformatted(APP_NAME_STR.c_str());
ImGui::PopFont();
static const string VER_STRING = _TR_CTX("Version string format specifier", "Version ") + string(TAG) + _TRS_CTX("Suffix to the version string in the about window, if needed", " ");
ImGui::SetCursorPosX((ImGui::GetWindowWidth() - ImGui::GetFont()->CalcTextSizeA(ImGui::GetFontSize(), FLT_MAX, 0.0f, VER_STRING.c_str()).x) / 2.0f);
ImGui::TextUnformatted(VER_STRING.c_str());
ImGui::NewLine();
auto &license_data = get_license_data();
// Left
static LicenseData selected = *license_data.begin();
{
ImGui::BeginGroup();
ImGui::TextUnformatted(_TR_CTX("Project selector label.", "Project"));
// Next string is internal.
ImGui::BeginChild("project selector", ImVec2(150, 0), true);
for (auto project : license_data)
{
if (ImGui::Selectable(project.Project.c_str(), selected.Project == project.Project))
selected = project;
}
ImGui::EndChild();
ImGui::EndGroup();
}
ImGui::SameLine();
// Right
{
ImGui::BeginGroup();
ImGui::TextUnformatted(_TR_CTX("License viewer label", "License"));
// Next string is internal.
ImGui::BeginChild("license view", ImVec2(0, 0), true); // *don't* leave room for the nonexistant line below us!
ImGui::Text(_TR_CTX("License viewer | information above license - string 1: selected project, string 2: SPDX license identifier", "%s: %s"), selected.Project.c_str(), selected.Spdx.c_str());
ImGui::Separator();
ImGui::TextWrapped("%s", selected.LicenseContents.c_str());
ImGui::EndChild();
ImGui::EndGroup();
}
}
ImGui::End();
}
// Display the theme editor.
if (theme_editor) {
Theme::ShowEditor(&theme_editor, theme, dockid, window_width, window_height);
// Immediately apply any changes made in the theme editor.
theme->Apply(accent_color, (float)scale);
}
if (fileDialog.IsOpened()) {
// Make the fallback file dialog fill the window.
fileDialog.SetWindowSize(window_width, window_height);
fileDialog.SetWindowPos(0, 0);
}
// Display the file dialog
fileDialog.Display();
// Load a new file when it has been selected.
if (fileDialog.HasSelected()) {
playback->Start(fileDialog.GetSelected().string());
// Make sure to not load the file unnecessarily.
fileDialog.ClearSelected();
}
if (exit_flag.load()) {
done = true;
}
}
void MainLoop::LoadFile(std::string file) {
playback->Start(file);
}
void MainLoop::Deinit() {
for (auto kv : cats) {
SDL_DestroyTexture(kv.second);
}
cats.clear();
{
path themePath(theme->file_path);
themePath = themePath.stem();
if (!themePath.empty()) {
set_option<std::string>("ui.imgui.theme", themePath.string());
}
set_option<bool>("ui.enable_cat", enable_cat);
set_option<std::string>("ui.cat", cat_setting);
set_option<double>("ui.imgui.accent_color.h", accent_color.x);
set_option<double>("ui.imgui.accent_color.s", accent_color.y);
set_option<double>("ui.imgui.accent_color.v", accent_color.z);
set_option<double>("ui.imgui.accent_color.a", accent_color.w);
set_option<double>("ui.imgui.demo_window", show_demo_window);
set_option<bool>("ui.imgui.vsync", vsync);
set_option<int64_t>("ui.imgui.framerate", framerate);
if (lang == DEFAULT_LANG) {
delete_option("ui.imgui.lang");
} else {
set_option<std::string>("ui.imgui.lang", lang);
}
}
}
MainLoop::MainLoop() : RendererBackend() {
for (auto &kv : UIBackend::backends) {
backends.push_back(kv.second);
}
cur_backend = UIBackend::get_backend(UI_BACKEND()).value_or(UIBackend::get_first_backend());
}
std::string ImGuiUIBackend::get_id() {
return "imgui";
}
std::string ImGuiUIBackend::get_name() {
return "Dear ImGui frontend";
}
void ImGuiUIBackend::QuitHandler() {
if (main_loop == nullptr) {
return;
}
((MainLoop*)main_loop)->exit_flag.store(true);
}
// Main code
int ImGuiUIBackend::run(std::vector<std::string> realArgs, int argc, char** argv)
{
SDL_setenv("SDL_VIDEO_X11_WMCLASS", "looper", 1);
int possible_error = UIBackend::run(realArgs, argc, argv);
if (possible_error != 0) {
return possible_error;
}
MainLoop *loop = new MainLoop();
loop->playback = playback;
loop->args = args;
main_loop = loop;
return loop->Run();
}
void ImGuiUIBackend::add_licenses() {
auto &license_data = get_license_data();
auto glib = LicenseData("Glib", "lgpl-2.1-or-later");
auto imgui = LicenseData("Dear ImGui", "MIT");
auto libintl = LicenseData("libintl", "LGPL-2.1-only");
auto imfb = LicenseData("imgui-filebrowser", "MIT");
auto noto = LicenseData("Noto Sans", "OFL-1.1-RFN");
auto noto_jp = LicenseData("Noto Sans JP", "OFL-1.1-RFN");
auto fork_awesome = LicenseData("Fork Awesome", "OFL-1.1-RFN");
auto ifch = LicenseData("IconFontCppHeaders", "Zlib");
LOAD_LICENSE(glib, lgpl_2_1);
LOAD_LICENSE(imgui, imgui);
LOAD_LICENSE(libintl, lgpl_2_1);
LOAD_LICENSE(imfb, imgui_filebrowser);
LOAD_LICENSE(noto, notosans);
LOAD_LICENSE(noto_jp, notosansjp);
LOAD_LICENSE(fork_awesome, forkawesome);
LOAD_LICENSE(ifch, icnfntcpphdrs);
license_data.insert(glib);
license_data.insert(imgui);
license_data.insert(libintl);
license_data.insert(imfb);
license_data.insert(noto);
license_data.insert(noto_jp);
license_data.insert(fork_awesome);
license_data.insert(ifch);
#ifdef PORTALS
auto libportal = LicenseData("libportal", "LGPL-3.0-only");
LOAD_LICENSE(libportal, lgpl_3_0);
license_data.insert(libportal);
#endif
}