Adding triggers for fuel and coolant.

Adding triggers for low levels of fuel and coolant in combustion
engines. The goal is to make it easier to refill with fluid containers
like wax capsules.

buildcraft_resources/assets/buildcraft/lang/en_US.lang

@@ -269,6 +269,8 @@ gate.trigger.time.0=Night
 gate.trigger.time.6=Morning
 gate.trigger.time.12=Afternoon
 gate.trigger.time.18=Evening
+gate.trigger.fuelLevelBelow=Fuel level below %d%%
+gate.trigger.coolantLevelBelow=Coolant level below %d%%
 
 gui.fluidtank.empty=Empty
 

common/buildcraft/BuildCraftEnergy.java

@@ -74,7 +74,9 @@ import buildcraft.energy.TileEngineStone;
 import buildcraft.energy.fuels.CoolantManager;
 import buildcraft.energy.fuels.FuelManager;
 import buildcraft.energy.statements.EnergyStatementProvider;
+import buildcraft.energy.statements.TriggerCoolantBelowThreshold;
 import buildcraft.energy.statements.TriggerEngineHeat;
+import buildcraft.energy.statements.TriggerFuelBelowThreshold;
 import buildcraft.energy.worldgen.BiomeGenOilDesert;
 import buildcraft.energy.worldgen.BiomeGenOilOcean;
 import buildcraft.energy.worldgen.BiomeInitializer;
@@ -106,12 +108,19 @@ public class BuildCraftEnergy extends BuildCraftMod {
 	public static boolean canOilBurn;
 	public static boolean isOilDense;
 	public static double oilWellScalar = 1.0;
+
 	public static ITriggerExternal triggerBlueEngineHeat = new TriggerEngineHeat(EnergyStage.BLUE);
 	public static ITriggerExternal triggerGreenEngineHeat = new TriggerEngineHeat(EnergyStage.GREEN);
 	public static ITriggerExternal triggerYellowEngineHeat = new TriggerEngineHeat(EnergyStage.YELLOW);
 	public static ITriggerExternal triggerRedEngineHeat = new TriggerEngineHeat(EnergyStage.RED);
 	public static ITriggerExternal triggerEngineOverheat = new TriggerEngineHeat(EnergyStage.OVERHEAT);
 
+	public static ITriggerExternal triggerFuelBelow25 = new TriggerFuelBelowThreshold(0.25F);
+	public static ITriggerExternal triggerFuelBelow50 = new TriggerFuelBelowThreshold(0.50F);
+
+	public static ITriggerExternal triggerCoolantBelow25 = new TriggerCoolantBelowThreshold(0.25F);
+	public static ITriggerExternal triggerCoolantBelow50 = new TriggerCoolantBelowThreshold(0.50F);
+
 	private static Fluid buildcraftFluidOil;
 	private static Fluid buildcraftFluidFuel;
 	private static Fluid buildcraftFluidRedPlasma;

common/buildcraft/energy/TileEngineIron.java

@@ -8,6 +8,9 @@
  */
 package buildcraft.energy;
 
+import java.util.LinkedList;
+import java.util.List;
+
 import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.inventory.Container;
 import net.minecraft.inventory.ICrafting;
@@ -23,13 +26,19 @@ import net.minecraftforge.fluids.FluidStack;
 import net.minecraftforge.fluids.FluidTankInfo;
 import net.minecraftforge.fluids.IFluidHandler;
 
+import buildcraft.BuildCraftCore;
 import buildcraft.BuildCraftEnergy;
+
 import buildcraft.api.core.StackKey;
 import buildcraft.api.fuels.BuildcraftFuelRegistry;
 import buildcraft.api.fuels.ICoolant;
 import buildcraft.api.fuels.IFuel;
 import buildcraft.api.fuels.ISolidCoolant;
+import buildcraft.api.statements.IActionExternal;
+import buildcraft.api.statements.IOverrideDefaultStatements;
+import buildcraft.api.statements.ITriggerExternal;
 import buildcraft.api.transport.IItemPipe;
+
 import buildcraft.core.GuiIds;
 import buildcraft.core.lib.engines.TileEngineWithInventory;
 import buildcraft.core.lib.fluids.Tank;
@@ -37,7 +46,7 @@ import buildcraft.core.lib.fluids.TankManager;
 import buildcraft.core.lib.fluids.TankUtils;
 import buildcraft.core.lib.inventory.InvUtils;
 
-public class TileEngineIron extends TileEngineWithInventory implements IFluidHandler {
+public class TileEngineIron extends TileEngineWithInventory implements IFluidHandler, IOverrideDefaultStatements {
 
 	public static int MAX_LIQUID = FluidContainerRegistry.BUCKET_VOLUME * 10;
 	public static float HEAT_PER_RF = 0.00023F;
@@ -110,6 +119,28 @@ public class TileEngineIron extends TileEngineWithInventory implements IFluidHan
 		}
 	}
 
+	public boolean hasFuelBelowThreshold(float threshold) {
+		FluidStack fuel = tankFuel.getFluid();
+
+		if (fuel == null) {
+			return true;
+		}
+
+		float percentage = (float) fuel.amount / (float) MAX_LIQUID;
+		return percentage < threshold;
+	}
+
+	public boolean hasCoolantBelowThreshold(float threshold) {
+		FluidStack coolant = tankCoolant.getFluid();
+
+		if (coolant == null) {
+			return true;
+		}
+
+		float percentage = (float) coolant.amount / (float) MAX_LIQUID;
+		return percentage < threshold;
+	}
+
 	private float getBiomeTempScalar() {
 		if (biomeCache == null) {
 			biomeCache = worldObj.getBiomeGenForCoords(xCoord, zCoord);
@@ -444,4 +475,33 @@ public class TileEngineIron extends TileEngineWithInventory implements IFluidHan
 	public boolean hasCustomInventoryName() {
 		return false;
 	}
+
+	@Override
+	public List<ITriggerExternal> overrideTriggers() {
+		List<ITriggerExternal> triggers = new LinkedList<ITriggerExternal>();
+
+		triggers.add(BuildCraftCore.triggerEmptyInventory);
+		triggers.add(BuildCraftCore.triggerContainsInventory);
+		triggers.add(BuildCraftCore.triggerSpaceInventory);
+		triggers.add(BuildCraftCore.triggerFullInventory);
+
+		triggers.add(BuildCraftEnergy.triggerBlueEngineHeat);
+		triggers.add(BuildCraftEnergy.triggerGreenEngineHeat);
+		triggers.add(BuildCraftEnergy.triggerYellowEngineHeat);
+		triggers.add(BuildCraftEnergy.triggerRedEngineHeat);
+		triggers.add(BuildCraftEnergy.triggerEngineOverheat);
+
+		triggers.add(BuildCraftEnergy.triggerCoolantBelow25);
+		triggers.add(BuildCraftEnergy.triggerCoolantBelow50);
+
+		triggers.add(BuildCraftEnergy.triggerFuelBelow25);
+		triggers.add(BuildCraftEnergy.triggerFuelBelow50);
+
+		return triggers;
+	}
+
+	@Override
+	public List<IActionExternal> overrideActions() {
+		return null;
+	}
 }

common/buildcraft/energy/statements/TriggerCoolantBelowThreshold.java

@@ -0,0 +1,54 @@
+/**
+ * Copyright (c) 2011-2015, SpaceToad and the BuildCraft Team
+ * http://www.mod-buildcraft.com
+ * <p/>
+ * BuildCraft is distributed under the terms of the Minecraft Mod Public
+ * License 1.0, or MMPL. Please check the contents of the license located in
+ * http://www.mod-buildcraft.com/MMPL-1.0.txt
+ */
+package buildcraft.energy.statements;
+
+import net.minecraft.client.renderer.texture.IIconRegister;
+import net.minecraft.tileentity.TileEntity;
+
+import cpw.mods.fml.relauncher.Side;
+import cpw.mods.fml.relauncher.SideOnly;
+
+import net.minecraftforge.common.util.ForgeDirection;
+
+import buildcraft.api.statements.IStatementContainer;
+import buildcraft.api.statements.IStatementParameter;
+import buildcraft.api.statements.ITriggerExternal;
+import buildcraft.core.lib.utils.StringUtils;
+import buildcraft.core.statements.BCStatement;
+import buildcraft.energy.TileEngineIron;
+
+public class TriggerCoolantBelowThreshold extends BCStatement implements ITriggerExternal {
+
+    private float threshold;
+
+    public TriggerCoolantBelowThreshold(float threshold) {
+        super("buildcraft:trigger.coolantLevelBelow." + (int) (threshold * 100));
+        this.threshold = threshold;
+    }
+
+    @Override
+    public String getDescription() {
+        return String.format(StringUtils.localize("gate.trigger.coolantLevelBelow"), (int) (threshold * 100));
+    }
+
+    @Override
+    public boolean isTriggerActive(TileEntity target, ForgeDirection side, IStatementContainer source, IStatementParameter[] parameters) {
+        if (!(target instanceof TileEngineIron)) {
+            return false;
+        }
+
+        return ((TileEngineIron) target).hasCoolantBelowThreshold(threshold);
+    }
+
+    @Override
+    @SideOnly(Side.CLIENT)
+    public void registerIcons(IIconRegister iconRegister) {
+        icon = iconRegister.registerIcon("buildcraftenergy:triggers/trigger_coolant_below_threshold");
+    }
+}

common/buildcraft/energy/statements/TriggerFuelBelowThreshold.java

@@ -0,0 +1,54 @@
+/**
+ * Copyright (c) 2011-2015, SpaceToad and the BuildCraft Team
+ * http://www.mod-buildcraft.com
+ * <p/>
+ * BuildCraft is distributed under the terms of the Minecraft Mod Public
+ * License 1.0, or MMPL. Please check the contents of the license located in
+ * http://www.mod-buildcraft.com/MMPL-1.0.txt
+ */
+package buildcraft.energy.statements;
+
+import net.minecraft.client.renderer.texture.IIconRegister;
+import net.minecraft.tileentity.TileEntity;
+
+import cpw.mods.fml.relauncher.Side;
+import cpw.mods.fml.relauncher.SideOnly;
+
+import net.minecraftforge.common.util.ForgeDirection;
+
+import buildcraft.api.statements.IStatementContainer;
+import buildcraft.api.statements.IStatementParameter;
+import buildcraft.api.statements.ITriggerExternal;
+import buildcraft.core.lib.utils.StringUtils;
+import buildcraft.core.statements.BCStatement;
+import buildcraft.energy.TileEngineIron;
+
+public class TriggerFuelBelowThreshold extends BCStatement implements ITriggerExternal {
+
+    private float threshold;
+
+    public TriggerFuelBelowThreshold(float threshold) {
+        super("buildcraft:trigger.fuelLevelBelow." + (int) (threshold * 100));
+        this.threshold = threshold;
+    }
+
+    @Override
+    public String getDescription() {
+        return String.format(StringUtils.localize("gate.trigger.fuelLevelBelow"), (int) (threshold * 100));
+    }
+
+    @Override
+    public boolean isTriggerActive(TileEntity target, ForgeDirection side, IStatementContainer source, IStatementParameter[] parameters) {
+        if (!(target instanceof TileEngineIron)) {
+            return false;
+        }
+
+        return ((TileEngineIron) target).hasFuelBelowThreshold(threshold);
+    }
+
+    @Override
+    @SideOnly(Side.CLIENT)
+    public void registerIcons(IIconRegister iconRegister) {
+        icon = iconRegister.registerIcon("buildcraftenergy:triggers/trigger_fuel_below_threshold");
+    }
+}