void PropertyGrid::showEntityProperty(Lumix::ComponentUID cmp, int index, Lumix::IPropertyDescriptor& desc)
{
Lumix::OutputBlob blob(m_editor.getAllocator());
desc.get(cmp, index, blob);
int value = *(int*)blob.getData();
auto& universe = cmp.scene->getUniverse();
int count = universe.getEntityCount();
struct Data
{
Lumix::IPropertyDescriptor* descriptor;
Lumix::IScene* scene;
Lumix::WorldEditor* editor;
};
auto getter = [](void* data, int index, const char** out) -> bool {
auto* combo_data = static_cast<Data*>(data);
static char buf[128];
Lumix::Entity entity = combo_data->scene->getUniverse().getEntityFromDenseIdx(index);
getEntityListDisplayName(*combo_data->editor, buf, Lumix::lengthOf(buf), entity);
*out = buf;
return true;
};
Data data;
data.scene = cmp.scene;
data.descriptor = &desc;
data.editor = &m_editor;
if(ImGui::Combo(desc.getName(), &value, getter, &data, count))
{
m_editor.setProperty(cmp.type, index, desc, &value, sizeof(value));
}
}
void HierarchyUI::showHierarchy(Lumix::Entity entity, bool has_parent)
{
auto* hierarchy = m_editor->getHierarchy();
char name[50];
getEntityListDisplayName(*m_editor, name, sizeof(name), entity);
ImGui::BulletText(name);
if (has_parent)
{
ImGui::SameLine();
if (ImGui::Button(StringBuilder<50>("Remove##r") << entity))
{
auto* command = m_editor->getAllocator().newObject<SetParentEditorCommand>(
*m_editor, *hierarchy, entity, -1);
m_editor->executeCommand(command);
}
}
auto* children = hierarchy->getChildren(entity);
if (!children || children->empty()) return;
ImGui::Indent();
for (auto c : *children)
{
showHierarchy(c.m_entity, true);
}
ImGui::Unindent();
}
static bool itemsGetter(void* data, int idx, const char** txt)
{
auto* d = static_cast<ListBoxData*>(data);
auto entity = d->universe->getEntityFromDenseIdx(idx);
getEntityListDisplayName(*d->m_editor, d->buffer, sizeof(d->buffer), entity);
*txt = d->buffer;
return true;
}
bool PropertyGrid::entityInput(const char* label, const char* str_id, Lumix::Entity& entity) const
{
const auto& style = ImGui::GetStyle();
float item_w = ImGui::CalcItemWidth();
ImGui::PushItemWidth(
item_w - ImGui::CalcTextSize("...").x - style.FramePadding.x * 2 - style.ItemSpacing.x);
char buf[50];
getEntityListDisplayName(m_editor, buf, sizeof(buf), entity);
ImGui::LabelText("", "%s", buf);
ImGui::SameLine();
Lumix::StaticString<30> popup_name("pu", str_id);
if (ImGui::Button(Lumix::StaticString<30>("...###br", str_id)))
{
ImGui::OpenPopup(popup_name);
}
ImGui::SameLine();
ImGui::Text("%s", label);
ImGui::PopItemWidth();
if (ImGui::BeginPopup(popup_name))
{
struct ListBoxData
{
Lumix::WorldEditor* m_editor;
Lumix::Universe* universe;
char buffer[1024];
static bool itemsGetter(void* data, int idx, const char** txt)
{
auto* d = static_cast<ListBoxData*>(data);
auto entity = d->universe->getEntityFromDenseIdx(idx);
getEntityListDisplayName(*d->m_editor, d->buffer, sizeof(d->buffer), entity);
*txt = d->buffer;
return true;
}
};
ListBoxData data;
Lumix::Universe* universe = m_editor.getUniverse();
data.universe = universe;
data.m_editor = &m_editor;
static int current_item;
if (ImGui::ListBox("Entities",
¤t_item,
&ListBoxData::itemsGetter,
&data,
universe->getEntityCount(),
15))
{
entity = universe->getEntityFromDenseIdx(current_item);
ImGui::CloseCurrentPopup();
ImGui::EndPopup();
return true;
};
ImGui::EndPopup();
}
return false;
}