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package cc.woverflow.chatting.mixin;
import cc.woverflow.chatting.Chatting;
import cc.woverflow.chatting.chat.ChatSearchingManager;
import cc.woverflow.chatting.chat.ChatTabs;
import cc.woverflow.chatting.config.ChattingConfig;
import cc.woverflow.chatting.utils.EaseOutQuart;
import cc.woverflow.chatting.utils.ModCompatHooks;
import net.minecraft.client.gui.GuiNewChat;
import net.minecraft.client.renderer.GlStateManager;
import net.minecraft.util.EnumChatFormatting;
import net.minecraft.util.IChatComponent;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.Shadow;
import org.spongepowered.asm.mixin.Unique;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.Inject;
import org.spongepowered.asm.mixin.injection.ModifyArg;
import org.spongepowered.asm.mixin.injection.ModifyVariable;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
import java.util.List;
import java.util.Locale;
/**
* Taken from BetterChat under LGPL 3.0
* <a href="https://github.com/LlamaLad7/Better-Chat/blob/1.8.9/LICENSE">https://github.com/LlamaLad7/Better-Chat/blob/1.8.9/LICENSE</a>
*/
@Mixin(GuiNewChat.class)
public abstract class GuiNewChatMixin_SmoothMessages {
@Shadow
private boolean isScrolled;
@Shadow
public abstract float getChatScale();
@Unique
private int chatting$newLines;
private EaseOutQuart chatting$easeOutQuart;
private float chatting$animationPercent;
@Unique
private int chatting$lineBeingDrawn;
@Inject(method = "drawChat", at = @At("HEAD"))
private void modifyChatRendering(CallbackInfo ci) {
if (chatting$easeOutQuart != null) {
if (chatting$easeOutQuart.isFinished()) {
chatting$easeOutQuart = null;
} else {
chatting$animationPercent = chatting$easeOutQuart.get(Chatting.INSTANCE.getDeltaTime());
}
} else {
chatting$animationPercent = 1;
}
}
@Inject(method = "drawChat", at = @At(value = "INVOKE", target = "Lnet/minecraft/client/renderer/GlStateManager;pushMatrix()V", ordinal = 0, shift = At.Shift.AFTER))
private void translate(CallbackInfo ci) {
float y = 0;
if (ChattingConfig.INSTANCE.getSmoothChat() && !this.isScrolled) {
y += (9 - 9 * chatting$animationPercent) * this.getChatScale();
}
GlStateManager.translate(0, y, 0);
}
@ModifyArg(method = "drawChat", at = @At(value = "INVOKE", target = "Ljava/util/List;get(I)Ljava/lang/Object;", ordinal = 0, remap = false), index = 0)
private int getLineBeingDrawn(int line) {
chatting$lineBeingDrawn = line;
return line;
}
@ModifyArg(method = "drawChat", at = @At(value = "INVOKE", target = "Lnet/minecraft/client/gui/FontRenderer;drawStringWithShadow(Ljava/lang/String;FFI)I"))
private int modifyTextOpacity(int original) {
if (ChattingConfig.INSTANCE.getSmoothChat() && chatting$lineBeingDrawn <= chatting$newLines) {
int opacity = (original >> 24) & 0xFF;
opacity *= chatting$animationPercent;
return (original & ~(0xFF << 24)) | (opacity << 24);
} else {
return original;
}
}
@Inject(method = "printChatMessageWithOptionalDeletion", at = @At("HEAD"))
private void resetPercentage(IChatComponent chatComponent, int chatLineId, CallbackInfo ci) {
if (!EnumChatFormatting.getTextWithoutFormattingCodes(chatComponent.getUnformattedText()).toLowerCase(Locale.ENGLISH).contains(ChatSearchingManager.INSTANCE.getLastSearch().toLowerCase(Locale.ENGLISH))) {
return;
}
if (ModCompatHooks.getBetterChatSmoothMessages()) {
return;
}
if (ChatTabs.INSTANCE.getHasCancelledAnimation()) {
ChatTabs.INSTANCE.setHasCancelledAnimation(false);
return;
}
chatting$easeOutQuart = new EaseOutQuart((1.0f - ChattingConfig.INSTANCE.getMessageSpeed()) * 1000f, 0f, 1f, false);
}
@ModifyVariable(method = "setChatLine", at = @At("STORE"), ordinal = 0)
private List<IChatComponent> setNewLines(List<IChatComponent> original) {
chatting$newLines = original.size() - 1;
return original;
}
}
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