private void DrawUiHierarchyFrame()
{
var size = ImGui.GetContentRegionAvail();
var itemSpacing = ImGui.GetStyle().ItemSpacing + NVector2.UnitY * 4;
ImGui.PushStyleVar(ImGuiStyleVar.ItemSpacing, itemSpacing);
ImGui.Text($"{ImGuiEx.IcoMoon.ListIcon} Hierarchy");
ImGui.BeginChildFrame(2, size - NVector2.UnitY * 256);
{
// create sprite
bool itemHovered = false;
ImGui.Text($"{ImGuiEx.IcoMoon.ImagesIcon} Entities");
ImGui.SameLine();
if (_state.Textures.Count > 0)
{
if (ImGui.SmallButton($"{ImGuiEx.IcoMoon.PlusIcon}##1"))
{
ImGui.OpenPopup("Create entity");
ImGuiEx.DoEntityCreatorReset();
}
}
else
{
ImGuiEx.DisabledButton($"{ImGuiEx.IcoMoon.PlusIcon}");
}
ImGuiEx.DoEntityCreatorModal(_state.Textures.Keys.ToArray(), (name, selectedTexture) =>
{
Entity entity = new Entity(name, selectedTexture);
var propDef = _state.PropertyDefinitions[POSITION_PROPERTY];
entity.SetCurrentPropertyValue(propDef, propDef.CreateInstance());
_state.Animator.CreateTrack(propDef.Type, name, POSITION_PROPERTY);
var fiPropDef = _state.PropertyDefinitions[FRAMEINDEX_PROPERTY];
entity.SetCurrentPropertyValue(fiPropDef, fiPropDef.CreateInstance());
_state.Animator.CreateTrack(fiPropDef.Type, name, FRAMEINDEX_PROPERTY);
_state.Entities[entity.Id] = entity;
});
// show all created entities
ImGui.Indent();
foreach (var entity in _state.Entities.Values)
{
bool selected = selectedEntityId == entity.Id;
ImGui.Selectable(entity.Id, ref selected);
if (selected)
{
selectedTextureId = string.Empty;
selectedEntityId = entity.Id;
}
if (ImGui.IsItemHovered())
{
itemHovered = true;
hoveredentityId = entity.Id;
}
}
ImGui.Unindent();
if (!itemHovered)
{
hoveredentityId = string.Empty;
}
// Add textures
ImGui.Text($"{ImGuiEx.IcoMoon.TextureIcon} Textures");
ImGui.SameLine();
if (ImGui.SmallButton($"{ImGuiEx.IcoMoon.PlusIcon}##2"))
{
_openFdDefinition = ImGuiEx.CreateFilePickerDefinition(Assembly.GetExecutingAssembly()
.Location, "Open", ".png");
ImGui.OpenPopup("Load texture");
}
DoPopup("Load texture", ref _openFdDefinition, () =>
{
var key = Path.GetFileNameWithoutExtension(_openFdDefinition.SelectedFileName);
if (!_state.Textures.ContainsKey(key))
{
var path = _openFdDefinition.SelectedRelativePath;
var texture = Texture2D.FromFile(GraphicsDevice, path);
_state.Textures[key] = new TextureFrame(texture, path,
new NVector2(32, 32),
new NVector2(16, 16));
}
});
// show all loaded textures
ImGui.Indent();
foreach (var texture in _state.Textures.Keys)
{
bool selected = selectedTextureId == texture;
ImGui.Selectable(texture, ref selected);
if (selected)
{
selectedEntityId = string.Empty;
selectedTextureId = texture;
}
}
ImGui.Unindent();
ImGui.TreePop();
}
ImGui.EndChildFrame();
ImGui.PopStyleVar();
}