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package gregtech.api.gui.widgets;
import java.awt.*;
import java.util.List;
import net.minecraft.client.Minecraft;
import net.minecraft.item.ItemBlock;
import net.minecraft.item.ItemStack;
import org.lwjgl.opengl.GL11;
import org.lwjgl.opengl.GL12;
import codechicken.lib.gui.GuiDraw;
import gregtech.api.interfaces.IGuiScreen;
import gregtech.api.util.GT_UtilityClient;
public class GT_GuiFakeItemButton implements IGuiScreen.IGuiElement {
private GT_GuiIcon bgIcon;
private ItemStack item;
private final IGuiScreen gui;
private int xPosition, yPosition;
private List<String> itemTooltips;
private final GT_GuiTooltip tooltip = new GT_GuiTooltip(null) {
@Override
public List<String> getToolTipText() {
return itemTooltips;
}
@Override
public boolean isDelayed() {
return false;
}
@Override
public Rectangle getBounds() {
return GT_GuiFakeItemButton.this.getBounds();
}
};
private final Rectangle rectangle;
private boolean mimicSlot;
public GT_GuiFakeItemButton(IGuiScreen gui, int x, int y, GT_GuiIcon bgIcon) {
this.gui = gui;
this.bgIcon = bgIcon;
item = null;
rectangle = new Rectangle(x, y, 18, 18);
gui.addElement(this);
}
public GT_GuiFakeItemButton setItem(ItemStack i) {
item = i;
if (getMimicSlot()) updateTooltip();
return this;
}
private void updateTooltip() {
itemTooltips = item == null ? null : GT_UtilityClient.getTooltip(item, true);
}
public ItemStack getItem() {
return item;
}
public GT_GuiFakeItemButton setMimicSlot(boolean mimicSlot) {
if (mimicSlot != this.mimicSlot) {
if (mimicSlot) {
updateTooltip();
gui.addToolTip(tooltip);
} else {
gui.removeToolTip(tooltip);
}
this.mimicSlot = mimicSlot;
}
return this;
}
public boolean getMimicSlot() {
return mimicSlot;
}
public GT_GuiIcon getBgIcon() {
return bgIcon;
}
public GT_GuiFakeItemButton setBgIcon(GT_GuiIcon bgIcon) {
this.bgIcon = bgIcon;
return this;
}
@Override
public void onInit() {
xPosition = rectangle.x + gui.getGuiLeft();
yPosition = rectangle.y + gui.getGuiTop();
}
@Override
public void onRemoved() {
if (mimicSlot) gui.removeToolTip(tooltip);
}
@Override
public void draw(int mouseX, int mouseY, float parTicks) {
GL11.glColor4f(1, 1, 1, 1);
GL11.glPushAttrib(GL11.GL_ENABLE_BIT);
GL11.glEnable(GL11.GL_BLEND);
GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
if (bgIcon != null) {
GT_GuiIcon.render(bgIcon, xPosition - 1, yPosition - 1, 18, 18, 0, true);
}
if (item != null) {
if (item.getItem() instanceof ItemBlock) {
GL11.glPushAttrib(GL11.GL_ENABLE_BIT);
GL11.glEnable(GL12.GL_RESCALE_NORMAL);
}
gui.getItemRenderer()
.renderItemAndEffectIntoGUI(
gui.getFontRenderer(),
Minecraft.getMinecraft()
.getTextureManager(),
item,
xPosition,
yPosition);
if (item.getItem() instanceof ItemBlock) GL11.glPopAttrib();
}
if (getMimicSlot()) if (getBounds().contains(mouseX - gui.getGuiLeft(), mouseY - gui.getGuiTop())) {
GL11.glDisable(GL11.GL_LIGHTING);
GL11.glDisable(GL11.GL_DEPTH_TEST);
GL11.glColorMask(true, true, true, false);
GuiDraw.drawGradientRect(xPosition, yPosition, 16, 16, 0x80ffffff, 0x80ffffff);
GL11.glColorMask(true, true, true, true);
// no glEnable, state will be recovered by glPopAttrib
}
GL11.glPopAttrib();
}
public Rectangle getBounds() {
return rectangle;
}
public void setX(int x) {
rectangle.x = x;
}
public void setY(int y) {
rectangle.y = y;
}
public void setWidth(int width) {
rectangle.width = width;
}
public void setHeight(int height) {
rectangle.height = height;
}
}
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