diff --git a/.changelog/lang_zh-Hans.json b/.changelog/lang_zh-Hans.json
index fdab1932..0d815f3b 100644
--- a/.changelog/lang_zh-Hans.json
+++ b/.changelog/lang_zh-Hans.json
@@ -74,6 +74,7 @@
         "部分设备无法正常初始化 MLKit Google OCR 的问题 (试修) _[`issue #8`](http://issues.autojs6.com/8#issuecomment-3117061768)_",
         "部分设备无法正常触发文件管理器功能按钮点击事件的问题 (试修) _[`issue #465`](http://issues.autojs6.com/465)_",
         "ErrorDialogActivity 可能无法正常启动或短时间自动消失的问题 _[`issue #471`](http://issues.autojs6.com/471)_ _[`issue #414`](http://issues.autojs6.com/414)_ _[`issue #340`](http://issues.autojs6.com/340#issuecomment-2973485826)_",
+        "Canvas 构造函数可接受的参数类型错误 _[`issue #402`](http://issues.autojs6.com/402)_",
         "崩溃报告页面复制详细信息功能失效的问题",
         "文件管理器删除项目文件夹后 UI 未能自动刷新的问题",
         "使用 \"三按钮\" 手势导航时导航栏前景色可能与夜间模式关联异常的问题",
diff --git a/app/src/main/java/org/autojs/autojs/runtime/ScriptRuntime.kt b/app/src/main/java/org/autojs/autojs/runtime/ScriptRuntime.kt
index 2997ab3c..ecc027a3 100644
--- a/app/src/main/java/org/autojs/autojs/runtime/ScriptRuntime.kt
+++ b/app/src/main/java/org/autojs/autojs/runtime/ScriptRuntime.kt
@@ -42,6 +42,7 @@ import org.autojs.autojs.runtime.api.augment.automator.RootAutomator
 import org.autojs.autojs.runtime.api.augment.barcode.Barcode
 import org.autojs.autojs.runtime.api.augment.barcode.QrCode
 import org.autojs.autojs.runtime.api.augment.base64.Base64
+import org.autojs.autojs.runtime.api.augment.canvas.Canvas
 import org.autojs.autojs.runtime.api.augment.colors.Color
 import org.autojs.autojs.runtime.api.augment.colors.Colors
 import org.autojs.autojs.runtime.api.augment.console.Console
@@ -755,6 +756,7 @@ class ScriptRuntime private constructor(builder: Builder) {
         Selector(this).augment(target, true, READONLY)
         Events(this).augment(target, events, true)
         Keys.augmentWithRuntime(target, this, true)
+        Canvas(this).augment(target, false)
         Images(this).augment(target, true)
         Ocr(this).augment(target, true).also { ocr ->
             OcrMLKit(this).augment(ocr, false).also { augmentedOcrMLKit = it }
diff --git a/app/src/main/java/org/autojs/autojs/runtime/api/augment/canvas/Canvas.kt b/app/src/main/java/org/autojs/autojs/runtime/api/augment/canvas/Canvas.kt
new file mode 100644
index 00000000..bfde9c76
--- /dev/null
+++ b/app/src/main/java/org/autojs/autojs/runtime/api/augment/canvas/Canvas.kt
@@ -0,0 +1,48 @@
+package org.autojs.autojs.runtime.api.augment.canvas
+
+import android.graphics.Bitmap
+import org.autojs.autojs.core.graphics.ScriptCanvas
+import org.autojs.autojs.core.image.ImageWrapper
+import org.autojs.autojs.extension.AnyExtensions.jsBrief
+import org.autojs.autojs.extension.FlexibleArray.Companion.component1
+import org.autojs.autojs.extension.FlexibleArray.Companion.component2
+import org.autojs.autojs.runtime.ScriptRuntime
+import org.autojs.autojs.runtime.api.augment.Augmentable
+import org.autojs.autojs.runtime.api.augment.Constructable
+import org.autojs.autojs.runtime.exception.WrappedIllegalArgumentException
+import org.autojs.autojs.util.RhinoUtils.coerceIntNumber
+import org.mozilla.javascript.Context
+import org.mozilla.javascript.Scriptable
+
+@Suppress("unused")
+class Canvas(private val scriptRuntime: ScriptRuntime) : Augmentable(scriptRuntime), Constructable {
+
+    init {
+        originateKeyName()
+    }
+
+    override fun construct(vararg args: Any?): Scriptable = ensureArgumentsAtMost(args, 2) { argList ->
+        when (argList.size) {
+            0 -> ScriptCanvas(scriptRuntime)
+            1 -> when (val o = argList[0]) {
+                is Bitmap -> ScriptCanvas(scriptRuntime, o)
+                is ImageWrapper -> ScriptCanvas(scriptRuntime, o)
+                else -> throw WrappedIllegalArgumentException("Invalid argument ${o.jsBrief()} for $key constructor")
+            }
+            2 -> {
+                val (width, height) = argList
+                require(width is Number) {
+                    "Argument \"width\" ${width.jsBrief()} for $key constructor must be a number"
+                }
+                require(height is Number) {
+                    "Argument \"height\" ${height.jsBrief()} for $key constructor must be a number"
+                }
+                ScriptCanvas(scriptRuntime, coerceIntNumber(width), coerceIntNumber(height))
+            }
+            else -> throw WrappedIllegalArgumentException("Invalid arguments length ${argList.size} for $key constructor")
+        }.let { javaCanvas ->
+            Context.javaToJS(javaCanvas, scriptRuntime.topLevelScope) as Scriptable
+        }
+    }
+
+}
diff --git a/app/src/main/java/org/autojs/autojs/runtime/api/augment/global/Classes.kt b/app/src/main/java/org/autojs/autojs/runtime/api/augment/global/Classes.kt
index 548c1d0c..fcab469b 100644
--- a/app/src/main/java/org/autojs/autojs/runtime/api/augment/global/Classes.kt
+++ b/app/src/main/java/org/autojs/autojs/runtime/api/augment/global/Classes.kt
@@ -461,8 +461,9 @@ class Classes {
     @JvmField
     val JsWebView = org.autojs.autojs.core.ui.widget.JsWebView::class
 
-    @JvmField
-    val Canvas = org.autojs.autojs.core.graphics.ScriptCanvas::class
+    // @Comment by SuperMonster003 on Jan 3, 2026.
+    //  # @JvmField
+    //  # val Canvas = org.autojs.autojs.core.graphics.ScriptCanvas::class
 
     @JvmField
     val EvaluatorException = org.mozilla.javascript.EvaluatorException::class