int _main(lp3::core::PlatformLoop & loop) {
core::LogSystem log;
sdl::SDL2 sdl2(SDL_INIT_VIDEO);
LP3_LOG_DEBUG("Initializing Window");
gfx::Window window("Lp3 ImGui Demo", glm::vec2{ 1280, 720 });
//// TODO: Could these move to after the window is created?
//SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
//SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
//SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, 8);
//SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 2);
//SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 2);
//SDL_DisplayMode current;
//SDL_GetCurrentDisplayMode(0, ¤t);
/*sdl::GLContext gl_context = SDL_GL_CreateContext(window);
if (SDL_GL_MakeCurrent(window, gl_context) < 0) {
LP3_LOG_ERROR("Error creating GL %s", SDL_GetError());
}
lp3::gl::initialize();*/
LP3_LOG_DEBUG("Initializing ImGuiApp");
lp3::imgui::ImGuiApp imgui(window);
bool g_show_test_window = true;
bool g_show_another_window = false;
return loop.run([&]() {
const ImVec4 g_clear_color = ImColor(114, 144, 154);
bool g_done = false;
SDL_Event event;
while (SDL_PollEvent(&event))
{
imgui.process_event(event);
if (event.type == SDL_QUIT)
g_done = true;
}
imgui.new_frame(window);
// 1. Show a simple window
// Tip: if we don't call ImGui::Begin()/ImGui::End() the widgets appears in a window automatically called "Debug"
{
static float f = 0.0f;
ImGui::Text("Hello, world!");
ImGui::SliderFloat("float", &f, 0.0f, 1.0f);
ImGui::ColorEdit3("clear color", (float*)&g_clear_color);
if (ImGui::Button("Test Window")) g_show_test_window ^= 1;
if (ImGui::Button("Another Window")) g_show_another_window ^= 1;
ImGui::Text("Application average %.3f ms/frame (%.1f FPS)", 1000.0f / ImGui::GetIO().Framerate, ImGui::GetIO().Framerate);
}
// 2. Show another simple window, this time using an explicit Begin/End pair
if (g_show_another_window)
{
ImGui::SetNextWindowSize(ImVec2(200,100), ImGuiSetCond_FirstUseEver);
ImGui::Begin("Another Window", &g_show_another_window);
ImGui::Text("Hello");
ImGui::End();
}
// 3. Show the ImGui test window. Most of the sample code is in ImGui::ShowTestWindow()
if (g_show_test_window)
{
ImGui::SetNextWindowPos(ImVec2(650, 20), ImGuiSetCond_FirstUseEver);
ImGui::ShowDemoWindow(&g_show_test_window);
}
// Rendering
glViewport(0, 0, (int)ImGui::GetIO().DisplaySize.x, (int)ImGui::GetIO().DisplaySize.y);
glClearColor(g_clear_color.x, g_clear_color.y, g_clear_color.z, g_clear_color.w);
glClear(GL_COLOR_BUFFER_BIT);
window.render([](const glm::mat4 &) {
ImGui::Render();
});
return !g_done;
});
}
void imgui( ParamList& plist, float cursorPos )
{
static bool opendemo=true;
std::string id = plist.getPath() + "_ID";
ImGui::PushID(id.c_str());
//ImGui::BeginChild(id.c_str()); //"content");
float cposyPrev = ImGui::GetCursorPosY();
bool vis;
if (plist.hasOption("hidden"))
vis = ImGui::CollapsingHeader(plist.getName().c_str(), ImGuiTreeNodeFlags_AllowItemOverlap); //, NULL, true, true);
else
vis = ImGui::CollapsingHeader(plist.getName().c_str(), ImGuiTreeNodeFlags_AllowItemOverlap | ImGuiTreeNodeFlags_DefaultOpen); //, NULL, true, true);
float cposyNext = ImGui::GetCursorPosY();
//ImGUi::SetCursorPosY(cposyPrev);
//SameLine();
//ImGui::PushItemWidth(-10);
// in cm_imgui_app
if (!plist.hasOption("child"))
{
extern ImFont * iconFont;
ImGui::PushFont(iconFont);
ImGui::PushID("btns");
ImGui::SameLine(ImGui::GetWindowWidth()-100);
if(ImGui::ButtonEx("l", ImVec2(0,0), ImGuiButtonFlags_PressedOnClick)) // Hack default onRelease with Button does not seem to work
{
std::string path;
if(openFileDialog(path,"xml"))
plist.loadXml(path.c_str());
}
//ImGui::NextColumn();
ImGui::SameLine();
if(ImGui::ButtonEx("s",ImVec2(0,0), ImGuiButtonFlags_PressedOnClick))//, ImVec2(100,20)))
{
std::string path;
if(saveFileDialog(path,"xml"))
plist.saveXml(path.c_str());
}
ImGui::PopID();
ImGui::PopFont();
}
//ImGui::PopItemWidth();
if(!vis)
{
//ImGui::EndChild();
ImGui::PopID();
return;
}
//if(!)
//ImGui::OpenNextNode(true);
//if(!ImGui::TreeNode(plist.getName().c_str()))
for( int i = 0; i < plist.getNumParams(); i++ )
{
Param * p = plist.getParam(i);
if(p->hasOption("h"))
continue;
if(p->hasOption("sameline"))
ImGui::SameLine();
imgui(p);
}
for( int i = 0; i < plist.getNumChildren(); i++ )
{
ImGui::Indent();
imgui(*plist.getChild(i), cursorPos+10.0 );
ImGui::Unindent();
}
//ImGui::TreePop();
ImGui::PopID();
//ImGui::EndChild();
}
