fix: colors.red() return NaN

app/src/main/java/com/stardust/scriptdroid/ui/main/drawer/DrawerFragment.java

@@ -1,6 +1,7 @@
 package com.stardust.scriptdroid.ui.main.drawer;
 
 import android.content.Intent;
+import android.graphics.Color;
 import android.graphics.drawable.Drawable;
 import android.os.Build;
 import android.os.Bundle;

autojs/src/main/assets/modules/__images__.js

@@ -1,9 +1,18 @@
 
 module.exports = function(__runtime__, scope){
    var images = {};
-   var colors = Object.create(android.graphics.Color);
-   colors.toString = function(color){
-        return '#' + (color >>> 0).toString(16);
+   var colors = Object.create(__runtime__.colors);
+   colors.alpha = function(color){
+        return color >>> 24;
+   }
+   colors.red = function(color){
+        return (color >> 16) & 0xFF;
+   }
+   colors.green = function(color){
+        return (color >> 8) & 0xFF;
+   }
+   colors.blue = function(color){
+        return color & 0xFF;
    }
    if(android.os.Build.VERSION.SDK_INT < 19){
         return images;

autojs/src/main/java/com/stardust/autojs/core/image/Colors.java

@@ -0,0 +1,55 @@
+package com.stardust.autojs.core.image;
+
+import android.graphics.Color;
+import android.os.Build;
+import android.support.annotation.RequiresApi;
+
+/**
+ * Created by Stardust on 2017/12/31.
+ */
+
+public class Colors {
+
+    public int rgb(int red, int green, int blue) {
+        return Color.rgb(red, green, blue);
+    }
+
+    public int argb(int alpha, int red, int green, int blue) {
+        return Color.argb(alpha, red, green, blue);
+    }
+
+    @RequiresApi(api = Build.VERSION_CODES.N)
+    public float luminance(int color) {
+        double red = Color.red(color) / 255.0;
+        red = red < 0.03928 ? red / 12.92 : Math.pow((red + 0.055) / 1.055, 2.4);
+        double green = Color.green(color) / 255.0;
+        green = green < 0.03928 ? green / 12.92 : Math.pow((green + 0.055) / 1.055, 2.4);
+        double blue = Color.blue(color) / 255.0;
+        blue = blue < 0.03928 ? blue / 12.92 : Math.pow((blue + 0.055) / 1.055, 2.4);
+        return (float) ((0.2126 * red) + (0.7152 * green) + (0.0722 * blue));
+    }
+
+    public int parseColor(String colorString) {
+        return Color.parseColor(colorString);
+    }
+
+    public void RGBToHSV(int red, int green, int blue, float[] hsv) {
+        Color.RGBToHSV(red, green, blue, hsv);
+    }
+
+    public void colorToHSV(int color, float[] hsv) {
+        Color.colorToHSV(color, hsv);
+    }
+
+    public int HSVToColor(float[] hsv) {
+        return Color.HSVToColor(hsv);
+    }
+
+    public int HSVToColor(int alpha, float[] hsv) {
+        return Color.HSVToColor(alpha, hsv);
+    }
+
+    public String toString(int color) {
+        return "#" + Integer.toHexString(color);
+    }
+}

autojs/src/main/java/com/stardust/autojs/runtime/ScriptRuntime.java

@@ -8,6 +8,7 @@ import com.stardust.autojs.R;
 import com.stardust.autojs.ScriptEngineService;
 import com.stardust.autojs.annotation.ScriptVariable;
 import com.stardust.autojs.core.accessibility.AccessibilityBridge;
+import com.stardust.autojs.core.image.Colors;
 import com.stardust.autojs.engine.ScriptEngine;
 import com.stardust.autojs.rhino.AndroidClassLoader;
 import com.stardust.autojs.runtime.api.AbstractShell;
@@ -161,6 +162,9 @@ public class ScriptRuntime {
     @ScriptVariable
     public UiHandler uiHandler;
 
+    @ScriptVariable
+    public final Colors colors = new Colors();
+
     private Images images;
 
     private static WeakReference<Context> applicationContext;