public static void ItemSlotDraw(ILContext il)
{
ILCursor cursor = new ILCursor(il);
if (!cursor.TryGotoNext(i => i.MatchLdcI4(-1) && i.Next.Next.MatchLdarg(2) && i.Next.Next.Next.MatchLdcI4(13)))
{
throw new Exception("Could not locate int [x] = -1; if (context == 13) in IL.Terraria.UI.ItemSlot.Draw");
}
byte indx = (byte)((VariableDefinition)cursor.Next.Next.Operand).Index;
System.Reflection.MethodInfo callTo = typeof(Int32).GetMethod(nameof(Int32.ToString), new Type[] { });
if (!cursor.TryGotoNext(i => i.MatchLdloca(indx) && i.Next.MatchCall(callTo)))
{
throw new Exception("Could not locate call to ChatManager.DrawColorCodedStringWithShadow");
}
cursor.Index += 2;
cursor.Emit(Ldloc_1);
cursor.EmitDelegate <Func <string, Item, string> >((ammoCount, weapon) => {
DaesPlayer modPlayer = Main.LocalPlayer.GetModPlayer <DaesPlayer>();
Item ammo = modPlayer.GetItemForEndlessAmmoType(weapon.useAmmo);
if (modPlayer.useEndlessAmmoFirst)
{
return(ammo.type > ItemID.None ? "Inf" : ammoCount);
}
if (ammoCount != "0")
{
return(ammoCount);
}
return(ammo.type > ItemID.None ? "Inf" : "0");
});
/* Resize text?
* cursor.Emit(Stloc_S, indx);
* cursor.Emit(Ldloc_S, indx);
*
* if (cursor.TryGotoNext(i => i.MatchLdcR4(0.8f))) {
* cursor.Remove();
* cursor.Emit(Ldloc_S, indx);
* cursor.EmitDelegate<Func<string, float>>((count) => {
*
* if (count != "∞")
* return 0.8f;
*
* return 1.6f;
* });
* }
*/
}
public static void HasAmmo(ILContext il)
{
ILCursor cursor = new ILCursor(il);
cursor.Emit(Ldarg_0);
cursor.Emit(Ldarg_1);
cursor.EmitDelegate <Func <Player, Item, bool> >((player, item) => {
DaesPlayer modPlayer = player.GetModPlayer <DaesPlayer>();
return(modPlayer.GetItemForEndlessAmmoType(item.useAmmo).type > ItemID.None);
});
ILLabel label = il.DefineLabel();
cursor.Emit(Brfalse, label);
cursor.Emit(Ldc_I4_1);
cursor.Emit(Ret);
cursor.MarkLabel(label);
}
public static void PickAmmo(ILContext il)
{
ILLabel UseNormalAmmoLabel = il.DefineLabel();
ILLabel UseEndlessAmmoLabel = il.DefineLabel();
ILLabel CanShootLabel = il.DefineLabel();
// Item item = new Item();
// bool flag = false;
ILCursor cursor = new ILCursor(il);
if (!cursor.TryGotoNext(i => i.MatchLdcI4(0) && i.Next.MatchStloc(1)))
{
throw new Exception("Could not locate flag = false");
}
cursor.Index += 2;
// bool useEndlessAmmoFirst = Delegate(this);
cursor.Emit(Ldarg_0); // Player player
cursor.EmitDelegate <Func <Player, bool> >((player) => {
DaesPlayer modPlayer = player.GetModPlayer <DaesPlayer>();
return(modPlayer.useEndlessAmmoFirst);
});
cursor.Emit(Stloc_2);
// if (useEndlessAmmoFirst == false) goto USE_NORMAL_AMMO;
cursor.Emit(Ldloc_2);
cursor.Emit(Brfalse, UseNormalAmmoLabel);
// USE_ENDLESS_AMMO:
cursor.MarkLabel(UseEndlessAmmoLabel);
// item = Delegate(this, sItem);
cursor.Emit(Ldarg_0); // Player player
cursor.Emit(Ldarg_1); // Item weapon
cursor.EmitDelegate <Func <Player, Item, Item> >((player, weapon) => {
DaesPlayer modPlayer = player.GetModPlayer <DaesPlayer>();
Item playerAmmo = modPlayer.GetItemForEndlessAmmoType(weapon.useAmmo);
return(playerAmmo);
});
cursor.Emit(Stloc_0);
ILLabel IfItemIsAirLabel = il.DefineLabel();
// if (item.type == 0) goto ITEM_IS_AIR;
cursor.Emit(Ldloc_0);
cursor.Emit(Ldfld, typeof(Item).GetField(nameof(Item.type)));
cursor.Emit(Brfalse, IfItemIsAirLabel);
// canShoot = true;
cursor.Emit(Ldarg, 4);
cursor.Emit(Ldc_I4_1);
cursor.Emit(Stind_I1);
// dontConsume = true;
cursor.Emit(Ldc_I4_1);
cursor.Emit(Starg, 7);
// goto CAN_SHOOT;
cursor.Emit(Br, CanShootLabel);
// ITEM_IS_AIR:
cursor.MarkLabel(IfItemIsAirLabel);
// if (useEndlessAmmoFirst == false) goto CAN_SHOOT;
cursor.Emit(Ldloc_2);
cursor.Emit(Brfalse, CanShootLabel);
// USE_NORMAL_AMMO:
cursor.MarkLabel(UseNormalAmmoLabel);
// ..
if (!cursor.TryGotoNext(i => i.MatchLdarg(4) && i.Next.MatchLdindU1()))
{
throw new Exception("Could not locate canShoot == false conditional.");
}
// if (useEndlessAmmoFirst) goto CAN_SHOOT;
ILLabel SkipAheadLabel = il.DefineLabel();
cursor.Emit(Ldloc_2);
cursor.Emit(Brtrue, CanShootLabel);
// if (item.type == 0) goto USE_ENDLESS_AMMO;
cursor.Emit(Ldloc_0);
cursor.Emit(Ldfld, typeof(Item).GetField(nameof(Item.type)));
cursor.Emit(Brfalse, UseEndlessAmmoLabel);
// CAN_SHOOT:
cursor.MarkLabel(CanShootLabel);
// if (!canShoot) return;
// ...
}
public override void Draw(SpriteBatch spriteBatch)
{
DaesPlayer modPlayer = Main.LocalPlayer.GetModPlayer <DaesPlayer>();
if (!modPlayer.hasEndlessAmmo)
{
base.Draw(spriteBatch);
return;
}
Main.inventoryScale = 0.6f;
if (AmmoPicker != AmmoID.None)
{
DrawAmmoPicker(spriteBatch, modPlayer);
base.Draw(spriteBatch);
return;
}
else
{
AmmoPickerScroll = 0;
}
int dx = LeftX;
Color titleColor = new Color(Main.mouseTextColor, Main.mouseTextColor, Main.mouseTextColor, Main.mouseTextColor);
Point mousePoint = new Point(Main.mouseX, Main.mouseY);
Rect checkboxRect = new Rect(dx, 84f, 16, 16);
LargeItemSlot.DrawPanel(spriteBatch, checkboxRect, Main.inventoryScale);
string EndlessAmmoLabel = "∞ Ammo";
ChatManager.DrawColorCodedString(spriteBatch, Main.fontMouseText, EndlessAmmoLabel, new Vector2(dx + 20, 84f), titleColor, 0, Vector2.Zero, Vector2.One * 0.75f);
Rect slotRect = new Rect(52, 52);
slotRect.Scale(Main.inventoryScale);
int hoverSlot = -1;
int hoverAmmoType = 0;
Item hoverAmmo = new Item();
for (int i = 0; i < DataContainer.EndlessAmmoTypes.Length; i++)
{
int x = i / 4;
int y = i % 4;
slotRect.X = dx + x * DeltaX;
slotRect.Y = (int)(105f + y * 56 * Main.inventoryScale);
EndlessAmmoType AmmoType = DataContainer.EndlessAmmoTypes[i];
Item ammo = modPlayer.GetItemForEndlessAmmoType(AmmoType.Type);
LargeItemSlot.DrawPanel(spriteBatch, slotRect, Main.inventoryScale);
if (ammo.type != ItemID.None)
{
LargeItemSlot.DrawItem(spriteBatch, slotRect, ammo, Main.inventoryScale);
}
else
{
Texture2D texture = AmmoType.Texture;
Vector2 position = slotRect.Center() - texture.Size() * Main.inventoryScale / 2f;
spriteBatch.Draw(texture, position, texture.Frame(), PreviewColor, 0f, Vector2.Zero, Main.inventoryScale, SpriteEffects.None, 0f);
}
if (modPlayer.CanUnlockAmmoForType(AmmoType.Type))
{
Vector2 hPosition = slotRect.Position();
hPosition.X += 24;
hPosition.Y += 4;
ChatManager.DrawColorCodedStringWithShadow(
spriteBatch,
Main.fontMouseText,
"!",
hPosition,
UnlockColor,
0f,
Vector2.Zero,
Vector2.One * 0.6f
);
}
if (AmmoPicker == AmmoID.None && slotRect.Contains(mousePoint))
{
hoverSlot = i;
hoverAmmo = ammo;
hoverAmmoType = AmmoType.Type;
}
}
if (hoverSlot > -1)
{
Main.LocalPlayer.mouseInterface = true;
if (hoverAmmo.type != ItemID.None)
{
Main.HoverItem = hoverAmmo.Clone();
Main.HoverItem.ammo = 0;
Main.HoverItem.material = false;
Main.HoverItem.consumable = false;
Main.instance.MouseText(hoverAmmo.Name, hoverAmmo.rare, 0);
}
else
{
Main.instance.MouseText(DataContainer.EndlessAmmoTypes[hoverSlot].NoSelected);
}
if (Main.mouseLeft && Main.mouseLeftRelease)
{
Main.PlaySound(SoundID.MenuOpen);
AmmoPicker = hoverAmmoType;
}
}
if (checkboxRect.Contains(mousePoint))
{
Main.LocalPlayer.mouseInterface = true;
Main.instance.MouseText("Use endless ammo first.");
if (Main.mouseLeft && Main.mouseLeftRelease)
{
Main.PlaySound(SoundID.MenuTick);
modPlayer.useEndlessAmmoFirst = !modPlayer.useEndlessAmmoFirst;
}
}
if (modPlayer.useEndlessAmmoFirst)
{
Vector2 position = checkboxRect.Center();
position.X += 2;
position.Y -= 2;
ChatManager.DrawColorCodedStringWithShadow(spriteBatch, Main.fontMouseText, "✓", position, Color.White, 0f, checkboxRect.Dimensions() / 2, Vector2.One * Main.inventoryScale);
}
base.Draw(spriteBatch);
}