Improve widgets' attributes parsing engine

api/src/main/java/com/bartlomiejpluta/base/api/gui/Attribute.java

@@ -0,0 +1,10 @@
+package com.bartlomiejpluta.base.api.gui;
+
+import java.lang.annotation.*;
+
+@Inherited
+@Target(ElementType.METHOD)
+@Retention(RetentionPolicy.RUNTIME)
+public @interface Attribute {
+   String value();
+}

api/src/main/java/com/bartlomiejpluta/base/lib/gui/BaseWidget.java

@@ -2,10 +2,12 @@ package com.bartlomiejpluta.base.lib.gui;
 
 import com.bartlomiejpluta.base.api.event.Event;
 import com.bartlomiejpluta.base.api.event.EventType;
+import com.bartlomiejpluta.base.api.gui.Attribute;
 import com.bartlomiejpluta.base.api.gui.SizeMode;
 import com.bartlomiejpluta.base.api.gui.Widget;
 import com.bartlomiejpluta.base.lib.event.EventHandler;
 
+import java.util.Locale;
 import java.util.function.Consumer;
 
 public abstract class BaseWidget implements Widget {
@@ -39,8 +41,8 @@ public abstract class BaseWidget implements Widget {
    @Override
    public float getWidth() {
       return widthMode == SizeMode.RELATIVE
-            ? (parent != null ? width * parent.getWidth() - parent.getPaddingLeft() - parent.getPaddingRight() - marginLeft - marginRight : 0)
-            : getActualWidth();
+              ? (parent != null ? width * parent.getWidth() - parent.getPaddingLeft() - parent.getPaddingRight() - marginLeft - marginRight : 0)
+              : getActualWidth();
    }
 
    @Override
@@ -51,8 +53,8 @@ public abstract class BaseWidget implements Widget {
    @Override
    public float getHeight() {
       return heightMode == SizeMode.RELATIVE
-            ? (parent != null ? height * parent.getHeight() - parent.getPaddingTop() - parent.getPaddingBottom() - marginTop - marginBottom : 0)
-            : getActualHeight();
+              ? (parent != null ? height * parent.getHeight() - parent.getPaddingTop() - parent.getPaddingBottom() - marginTop - marginBottom : 0)
+              : getActualHeight();
    }
 
    @Override
@@ -70,6 +72,36 @@ public abstract class BaseWidget implements Widget {
       this.height = height;
    }
 
+   @Attribute("height")
+   public void setHeight(String height) {
+      var heightLowerCased = height.toLowerCase(Locale.ROOT);
+
+      if (heightLowerCased.equals("auto")) {
+         this.heightMode = SizeMode.AUTO;
+      } else if (heightLowerCased.equals("relative")) {
+         this.heightMode = SizeMode.RELATIVE;
+         this.height = 1f;
+      } else {
+         this.heightMode = SizeMode.ABSOLUTE;
+         this.height = Float.parseFloat(height);
+      }
+   }
+
+   @Attribute("width")
+   public void setWidth(String width) {
+      var widthLowerCased = width.toLowerCase(Locale.ROOT);
+
+      if (widthLowerCased.equals("auto")) {
+         this.widthMode = SizeMode.AUTO;
+      } else if (widthLowerCased.equals("relative")) {
+         this.widthMode = SizeMode.RELATIVE;
+         this.width = 1f;
+      } else {
+         this.widthMode = SizeMode.ABSOLUTE;
+         this.width = Float.parseFloat(width);
+      }
+   }
+
    @Override
    public void setSize(Float width, Float height) {
       this.width = width;
@@ -88,6 +120,7 @@ public abstract class BaseWidget implements Widget {
    }
 
    @Override
+   @Attribute("widthMode")
    public void setWidthMode(SizeMode mode) {
       this.widthMode = mode;
    }
@@ -98,6 +131,7 @@ public abstract class BaseWidget implements Widget {
    }
 
    @Override
+   @Attribute("heightMode")
    public void setHeightMode(SizeMode mode) {
       this.heightMode = mode;
    }

api/src/main/java/com/bartlomiejpluta/base/lib/gui/BaseWindow.java

@@ -58,6 +58,7 @@ public abstract class BaseWindow extends BaseWidget implements Window {
    }
 
    @Override
+   @Attribute("windowPosition")
    public void setWindowPosition(WindowPosition windowPosition) {
       this.windowPosition = requireNonNull(windowPosition);
    }

api/src/main/java/com/bartlomiejpluta/base/lib/gui/Label.java

@@ -1,6 +1,7 @@
 package com.bartlomiejpluta.base.lib.gui;
 
 import com.bartlomiejpluta.base.api.context.Context;
+import com.bartlomiejpluta.base.api.gui.Attribute;
 import com.bartlomiejpluta.base.api.gui.Color;
 import com.bartlomiejpluta.base.api.gui.GUI;
 import com.bartlomiejpluta.base.api.screen.Screen;
@@ -50,8 +51,15 @@ public class Label extends BaseComponent {
       return alignment;
    }
 
-   public void setAlignment(Integer alignment) {
-      this.alignment = alignment;
+   @Attribute("alignment")
+   public void setAlignment(TextAlignment... alignment) {
+      byte b = 0;
+
+      for (var elem : alignment) {
+         b |= elem.getAlign();
+      }
+
+      this.alignment = b;
    }
 
    public float getRed() {

api/src/main/java/com/bartlomiejpluta/base/lib/gui/TextAlignment.java

@@ -0,0 +1,20 @@
+package com.bartlomiejpluta.base.lib.gui;
+
+import com.bartlomiejpluta.base.api.gui.GUI;
+import lombok.AccessLevel;
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+
+@RequiredArgsConstructor(access = AccessLevel.PRIVATE)
+public enum TextAlignment {
+   LEFT(GUI.ALIGN_LEFT),
+   CENTER(GUI.ALIGN_CENTER),
+   RIGHT(GUI.ALIGN_RIGHT),
+   TOP(GUI.ALIGN_TOP),
+   MIDDLE(GUI.ALIGN_MIDDLE),
+   BOTTOM(GUI.ALIGN_BOTTOM),
+   BASELINE(GUI.ALIGN_BASELINE);
+
+   @Getter
+   private final int align;
+}