fix: fixed fill transparency

Author: farfromrefug

src/charting/renderer/LineRadarRenderer.ts

@@ -57,11 +57,10 @@ export abstract class LineRadarRenderer extends LineScatterCandleRadarRenderer {
      */
     protected drawFilledPath(c: Canvas, filledPath: Path, fillColor: Color | string, fillAlpha: number = 1) {
         let color = fillColor;
-        if (fillAlpha < 1) {
+        if (fillAlpha < 255) {
             fillColor = fillColor instanceof  Color ? fillColor : new Color(fillColor);
             color = new Color(fillAlpha, fillColor.r, fillColor.g, fillColor.b);
         }
-        // let color = (fillAlpha << 24) | (fillColor & 0xffffff);
 
         if (this.clipPathSupported()) {
             let save = c.save();