Capped this.data size in imageData creation (#86)

Fixes #85.
FullScreenShenanigans · Oct 2, 2019 · e1a95f9 · e1a95f9
1 parent ab0b86d
commit e1a95f9
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/src/SpriteSingle.ts b/src/SpriteSingle.ts
@@ -44,14 +44,14 @@ export class SpriteSingle {
      * @returns A canvas with the rendered sprite.
      */
     private createCanvas(width: number, height: number): HTMLCanvasElement {
-        const canvas: HTMLCanvasElement = document.createElement("canvas");
+        const canvas = document.createElement("canvas");
         canvas.width = width;
         canvas.height = height;
 
-        const context: CanvasRenderingContext2D = canvas.getContext("2d")!;
-        const imageData: ImageData = context.getImageData(0, 0, width, height);
+        const context = canvas.getContext("2d")!;
+        const imageData = context.getImageData(0, 0, width, height);
 
-        imageData.data.set(this.data);
+        imageData.data.set(this.data.slice(0, Math.min(imageData.data.length, this.data.length)));
         context.putImageData(imageData, 0, 0);
 
         return canvas;