public void HandleButtons()
{
// Get the current inputs
var input = API.Input.Get();
// Helper for getting the state of a key, making sure it's been released before pressed again
bool getKeyState(string name, bool singleInput = true)
{
if (!input.ContainsKey(name))
{
PreviousInputs[name] = false;
return(false);
}
if (PreviousInputs.ContainsKey(name) && PreviousInputs[name] && singleInput)
{
PreviousInputs[name] = input[name];
return(false);
}
PreviousInputs[name] = input[name];
return(input[name]);
}
// Toggle showing the UI
if (getKeyState("LeftCtrl", false) && getKeyState("X"))
{
ToggleShowUI();
}
// Don't handle inputs if we're not showing the UI
if (!ShowUI)
{
return;
}
// Get properties
var menu = GetCurrentMenu();
var selectedIndex = GetSelectedMenuItemIndex;
var menuItem = menu.ElementAtOrDefault(selectedIndex);
// If the user selects the item
if (getKeyState("Enter") || getKeyState("Space"))
{
// If null we go back to the previous menu
if (menuItem == null)
{
SelectedMenuItem.RemoveAt(SelectedMenuItem.Count - 1);
return;
}
// Call handler
var r = menuItem.OnSelected?.Invoke(menuItem);
// If there are children we navigate to the sub-menu
if (menuItem.Children.Any())
{
SelectedMenuItem.Add(0);
}
// Unpause if the action returned true
if (r == true)
{
ToggleShowUI();
return;
}
}
// Menu navigation
if (getKeyState("Down"))
{
if (selectedIndex < menu.Length - (HasBackOption ? 0 : 1))
{
SelectedMenuItem[SelectedMenuItem.Count - 1]++;
}
else
{
SelectedMenuItem[SelectedMenuItem.Count - 1] = 0;
}
}
if (getKeyState("Up"))
{
if (selectedIndex > 0)
{
SelectedMenuItem[SelectedMenuItem.Count - 1]--;
}
else
{
SelectedMenuItem[SelectedMenuItem.Count - 1] = menu.Length - (HasBackOption ? 0 : 1);
}
}
// Horizontal menu navigation
if (menuItem?.Options.Any() == true)
{
if (getKeyState("Left") && menuItem.CanDecreaseOptionsIndex)
{
menuItem.SelectedOption--;
}
if (getKeyState("Right") && menuItem.CanIncreaseOptionsIndex)
{
menuItem.SelectedOption++;
}
}
}
public void UpdateUI()
{
// Update game version UI
GameVersion.UpdateUI(ShowUI);
// Don't draw the UI if we're not showing it
if (!ShowUI)
{
return;
}
// Add selection index if not set
if (!SelectedMenuItem.Any())
{
SelectedMenuItem.Add(0);
}
// Get current menu
var menu = GetCurrentMenu();
var selectedIndex = GetSelectedMenuItemIndex;
// TODO: Allow these to be modified from settings
// TODO: Only draw within the game frame
// UI values
int xPos = 50;
Color defaultColor = Color.White;
Color highlightColor = Color.Yellow;
int yPos = 50;
const int lineHeight = 20;
// Add every menu item
for (var i = 0; i < menu.Length; i++)
{
// Get the menu
var m = menu[i];
// Get the name
var name = m.DisplayName;
// If there are options for the item we add horizontal scroll indicators
if (m.Options.Any())
{
if (m.CanDecreaseOptionsIndex)
{
name = $"< {name}";
}
if (m.CanIncreaseOptionsIndex)
{
name = $"{name} >";
}
}
// If there are children we show an indicator
if (m.Children.Any())
{
name = $"{name} ->";
}
// Add the text to the UI
DrawString(xPos, yPos, name, i == selectedIndex ? highlightColor : defaultColor);
// Increment the y position
yPos += lineHeight;
}
// Add the back option to return to previous menu
if (HasBackOption)
{
yPos += lineHeight / 2;
DrawString(xPos, yPos, "<- Back", selectedIndex == menu.Length ? highlightColor : defaultColor);
}
Color valueColor = Color.Orange;
int valueYPos = 5;
int valueXPos = 200;
// Add values
foreach (var v in Values)
{
DrawString(valueXPos, valueYPos, v.DisplayText, valueColor);
valueYPos += lineHeight;
}
void DrawString(int x, int y, string str, Color c)
{
if (RenderUIInGame)
{
API.Gui.DrawString(x, y, str, c, fontsize: 12, fontstyle: "Bold", backcolor: Color.Black);
}
else
{
API.Gui.Text(x, y, str, c);
}
}
}
