fix bg, use strict

Author: LingDong-

package.json

@@ -5,5 +5,6 @@
   "repository": {
     "type": "git",
     "url": "git+https://github.com/LingDong-/q5xjs.git"
-  }
+  },
+  "main": "q5.js"
 }

q5.js

@@ -1,4 +1,5 @@
 function Q5(scope){
+  "use strict";
   return new graphics(scope);
   function graphics(scope){let $ = (scope == "global" ? window : this);
     $.canvas = document.createElement("canvas");
@@ -827,6 +828,7 @@ function Q5(scope){
       }
       ctx.save();
       ctx.resetTransform();
+      ctx.scale($._pixelDensity,$._pixelDensity);
       if (typeof arguments[0] == "string"){
         ctx.fillStyle = arguments[0];
       }else{

q5.min.js

@@ -2609,6 +2609,7 @@ text(lines, 70, 25);
 /*~~~ https://p5js.org/reference/#/p5/textSize ~~~*/
 
 fill(0);
+noStroke();
 textSize(12);
 text('Font Size 12', 10, 30);
 textSize(14);