Add support for HEX-defined colors

api/src/main/java/com/bartlomiejpluta/base/api/game/gui/base/Color.java

@@ -5,6 +5,10 @@ public interface Color {
 
    void setRGBA(float red, float green, float blue, float alpha);
 
+   void setRGB(int hex);
+
+   void setRGBA(long hex);
+
    void setRed(float value);
 
    void setGreen(float value);
@@ -13,6 +17,14 @@ public interface Color {
 
    void setAlpha(float value);
 
+   void setRed(int value);
+
+   void setGreen(int value);
+
+   void setBlue(int value);
+
+   void setAlpha(int value);
+
    float getRed();
 
    float getGreen();

api/src/main/java/com/bartlomiejpluta/base/api/game/gui/component/Label.java

@@ -19,6 +19,7 @@ public class Label extends BaseComponent {
    public Label(Context context, GUI gui) {
       super(context, gui);
       this.color = gui.createColor();
+      this.color.setRGBA(0xFFFFFFFF);
    }
 
    public String getText() {
@@ -61,6 +62,10 @@ public class Label extends BaseComponent {
       color.setRed(value);
    }
 
+   public void setRed(Integer value) {
+      color.setRed(value);
+   }
+
    public float getGreen() {
       return color.getGreen();
    }
@@ -69,6 +74,10 @@ public class Label extends BaseComponent {
       color.setGreen(value);
    }
 
+   public void setGreen(Integer value) {
+      color.setGreen(value);
+   }
+
    public float getBlue() {
       return color.getBlue();
    }
@@ -77,6 +86,10 @@ public class Label extends BaseComponent {
       color.setBlue(value);
    }
 
+   public void setBlue(Integer value) {
+      color.setBlue(value);
+   }
+
    public float getAlpha() {
       return color.getAlpha();
    }
@@ -85,6 +98,10 @@ public class Label extends BaseComponent {
       color.setAlpha(value);
    }
 
+   public void setAlpha(Integer value) {
+      color.setAlpha(value);
+   }
+
    public void setColor(Float red, Float green, Float blue, Float alpha) {
       color.setRGBA(red, green, blue, alpha);
    }
@@ -93,6 +110,10 @@ public class Label extends BaseComponent {
       color.setRGB(red, green, blue);
    }
 
+   public void setColor(Integer hex) {
+      color.setRGB(hex);
+   }
+
    @Override
    protected float getContentWidth() {
       return bounds[2] - bounds[0];

engine/src/main/java/com/bartlomiejpluta/base/engine/gui/render/NanoVGColor.java

@@ -29,6 +29,21 @@ public class NanoVGColor implements Color, Disposable {
       color.a(alpha);
    }
 
+   @Override
+   public void setRGB(int hex) {
+      color.r(((hex & 0xFF0000) >> 2 * 8) / 255f);
+      color.g(((hex & 0x00FF00) >> 8) / 255f);
+      color.b(((hex & 0x0000FF)) / 255f);
+   }
+
+   @Override
+   public void setRGBA(long hex) {
+      color.r(((hex & 0xFF000000L) >> 3 * 8) / 255f);
+      color.g(((hex & 0x00FF0000L) >> 2 * 8) / 255f);
+      color.b(((hex & 0x0000FF00L) >> 8) / 255f);
+      color.a(((hex & 0x000000FFL)) / 255f);
+   }
+
    @Override
    public void setRed(float value) {
       color.r(value);
@@ -37,13 +52,11 @@ public class NanoVGColor implements Color, Disposable {
    @Override
    public void setGreen(float value) {
       color.g(value);
-
    }
 
    @Override
    public void setBlue(float value) {
       color.b(value);
-
    }
 
    @Override
@@ -51,6 +64,26 @@ public class NanoVGColor implements Color, Disposable {
       color.a(value);
    }
 
+   @Override
+   public void setRed(int value) {
+      color.r(value / 255f);
+   }
+
+   @Override
+   public void setGreen(int value) {
+      color.g(value / 255f);
+   }
+
+   @Override
+   public void setBlue(int value) {
+      color.b(value / 255f);
+   }
+
+   @Override
+   public void setAlpha(int value) {
+      color.a(value / 255f);
+   }
+
    @Override
    public float getRed() {
       return color.r();