[修正] 调整底图大小后会对计算适应缩放产生错误的计算

src/app/working-area/working-area.component.ts

@@ -158,7 +158,7 @@ export class WorkingAreaComponent extends EventEmitter implements OnInit, AfterV
    * RC版: 该版本已经相当成熟了，基本上不存在导致错误的BUG，与即将发行的正式版相差无几。
    * Release版: 该版本意味“最终版本”，在前面版本的一系列测试版之后，终归会有一个正式版本，是最终交付用户使用的一个版本。该版本有时也称为标准版。一般情况下，Release不会以单词形式出现在软件封面上，取而代之的是符号®。
    */
-  public VERSION = '1.0.19.20210206_beta';
+  public VERSION = '1.0.20.20210207_beta';
   /**
    * 数据初始化
    */
@@ -468,8 +468,8 @@ export class WorkingAreaComponent extends EventEmitter implements OnInit, AfterV
    * 缩放适应
    */
   public zoomFit() {
-    const imageWidth = this.backgroundImage.texture.width;
-    const imageHeight = this.backgroundImage.texture.height;
+    const imageWidth = this.backgroundImage.width;
+    const imageHeight = this.backgroundImage.height;
     const appWidth = this.app.view.width - 470;
     const appHeight = this.app.view.height;
     const wScale = appWidth / imageWidth;
@@ -983,24 +983,32 @@ export class WorkingAreaComponent extends EventEmitter implements OnInit, AfterV
     if (imageAngle === undefined || imageAngle === null) {
       imageAngle = 0;
     }
-    if (imageWidth === undefined || imageWidth === null || imageWidth === 0) {
-      imageWidth = 1;
-    }
-    if (imageHeight === undefined || imageHeight === null || imageHeight === 0) {
-      imageHeight = 1;
-    }
     this.backgroundImage.scale.set(1);
+    // this.backgroundImage.pivot.set(0);
     if (imageUrl === undefined || imageUrl === null || imageUrl === '') {
       this.backgroundImage.texture = this.backgroundTexture;
     } else {
       this.backgroundImage.texture = await PIXI.Texture.fromURL(imageUrl);
     }
-    this.backgroundImage.x = this.backgroundImage.width / 2;
-    this.backgroundImage.y = this.backgroundImage.height / 2;
+
     this.backgroundImage.angle = imageAngle;
+
+    if (imageWidth !== undefined
+      && imageWidth !== null
+      && imageWidth !== 0
+      && imageHeight !== undefined
+      && imageHeight !== null
+      && imageHeight !== 0) {
+      console.log(imageWidth, imageHeight);
       this.backgroundImage.width = imageWidth;
       this.backgroundImage.height = imageHeight;
+    } else {
+      this.backgroundImage.width = this.backgroundImage.texture.width;
+      this.backgroundImage.height = this.backgroundImage.texture.height;
+    }
 
+    this.backgroundImage.x = this.backgroundImage.width / 2;
+    this.backgroundImage.y = this.backgroundImage.height / 2;
 
     this.resetCamera2D();
   }