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package gregtech.common.render;
import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.FontRenderer;
import net.minecraft.client.renderer.OpenGlHelper;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.item.ItemStack;
import net.minecraft.util.IIcon;
import net.minecraftforge.client.IItemRenderer;
import net.minecraftforge.client.MinecraftForgeClient;
import org.lwjgl.opengl.GL11;
import appeng.util.ReadableNumberConverter;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import gregtech.api.enums.ItemList;
import gregtech.api.enums.Materials;
import gregtech.common.items.GT_FluidDisplayItem;
@SideOnly(Side.CLIENT)
public class GT_FluidDisplayStackRenderer implements IItemRenderer {
public GT_FluidDisplayStackRenderer() {
MinecraftForgeClient.registerItemRenderer(ItemList.Display_Fluid.getItem(), this);
}
@Override
public boolean handleRenderType(ItemStack item, ItemRenderType type) {
if (!item.hasTagCompound()) return false;
return type == ItemRenderType.INVENTORY;
}
@Override
public boolean shouldUseRenderHelper(ItemRenderType type, ItemStack item, ItemRendererHelper helper) {
// not sure what this does.
return false;
}
@Override
public void renderItem(ItemRenderType type, ItemStack item, Object... data) {
if (item == null || item.getItem() == null || !(item.getItem() instanceof GT_FluidDisplayItem)) return;
OpenGlHelper.glBlendFunc(770, 771, 1, 0);
GL11.glEnable(GL11.GL_BLEND);
GL11.glEnable(GL11.GL_ALPHA_TEST);
Materials associatedFluidMaterial = Materials.get(item.stackTagCompound.getString("mFluidMaterialName"));
if (associatedFluidMaterial.renderer == null
|| !associatedFluidMaterial.renderer.renderFluidDisplayItem(type, item, data)) {
IIcon icon = item.getItem().getIconFromDamage(item.getItemDamage());
Tessellator tess = Tessellator.instance;
tess.startDrawingQuads();
// draw a simple rectangle for the inventory icon
final float x_min = icon.getMinU();
final float x_max = icon.getMaxU();
final float y_min = icon.getMinV();
final float y_max = icon.getMaxV();
tess.addVertexWithUV(0, 16, 0, x_min, y_max);
tess.addVertexWithUV(16, 16, 0, x_max, y_max);
tess.addVertexWithUV(16, 0, 0, x_max, y_min);
tess.addVertexWithUV(0, 0, 0, x_min, y_min);
tess.draw();
}
if (item.getTagCompound() == null) {
GL11.glDisable(GL11.GL_BLEND);
GL11.glDisable(GL11.GL_ALPHA_TEST);
return;
}
// Render Fluid amount text
long fluidAmount = item.getTagCompound().getLong("mFluidDisplayAmount");
if (fluidAmount > 0L && !item.getTagCompound().getBoolean("mHideStackSize")) {
String amountString;
if (fluidAmount < 10_000) {
amountString = "" + fluidAmount + "L";
} else {
amountString = ReadableNumberConverter.INSTANCE.toWideReadableForm(fluidAmount) + "L";
}
FontRenderer fontRender = Minecraft.getMinecraft().fontRenderer;
float smallTextScale = fontRender.getUnicodeFlag() ? 3F / 4F : 1F / 2F;
GL11.glDisable(GL11.GL_BLEND);
GL11.glPushMatrix();
GL11.glScalef(smallTextScale, smallTextScale, 1.0f);
fontRender.drawString(
amountString,
0,
(int) (16 / smallTextScale) - fontRender.FONT_HEIGHT + 1,
0xFFFFFF,
true);
GL11.glPopMatrix();
GL11.glDisable(GL11.GL_ALPHA_TEST);
}
}
}
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