push the uni-demo project

uni-demo/node_modules/zrender/src/graphic/RadialGradient.ts

@@ -0,0 +1,43 @@
+import Gradient, {GradientColorStop, GradientObject} from './Gradient';
+
+export interface RadialGradientObject extends GradientObject {
+    type: 'radial'
+
+    x: number
+    y: number
+    r: number
+}
+/**
+ * x, y, r are all percent from 0 to 1 when globalCoord is false
+ */
+class RadialGradient extends Gradient {
+
+    type: 'radial'
+
+    x: number
+    y: number
+    r: number
+
+    constructor(
+        x: number, y: number, r: number,
+        colorStops?: GradientColorStop[], globalCoord?: boolean
+    ) {
+        super(colorStops);
+        // Should do nothing more in this constructor. Because gradient can be
+        // declard by `color: {type: 'radial', colorStops: ...}`, where
+        // this constructor will not be called.
+        this.x = x == null ? 0.5 : x;
+
+        this.y = y == null ? 0.5 : y;
+
+        this.r = r == null ? 0.5 : r;
+
+        // Can be cloned
+        this.type = 'radial';
+
+        // If use global coord
+        this.global = globalCoord || false;
+    }
+}
+
+export default RadialGradient;