ps工具新增

2026-09-24 14:27:23 +08:00
1 parent 0a1d36d276
commit fd5a19997e
@@ -0,0 +1,94 @@
+#target photoshop
+
+/*
+    Uniformly scale the active Photoshop layer.
+    Input range: 0.1 to 1.0
+    Default: 0.5 (50%)
+*/
+
+(function () {
+    function showMessage(text) {
+        alert(text);
+    }
+
+    function hasSelectedLayer() {
+        var propertyID = stringIDToTypeID("targetLayersIDs");
+        var reference = new ActionReference();
+        reference.putProperty(stringIDToTypeID("property"), propertyID);
+        reference.putEnumerated(
+            stringIDToTypeID("document"),
+            stringIDToTypeID("ordinal"),
+            stringIDToTypeID("targetEnum")
+        );
+
+        try {
+            var descriptor = executeActionGet(reference);
+            return descriptor.hasKey(propertyID) &&
+                   descriptor.getList(propertyID).count > 0;
+        } catch (error) {
+            return false;
+        }
+    }
+
+    if (app.documents.length === 0) {
+        showMessage("打开一个文档以使用此脚本。");
+        return;
+    }
+
+    if (!hasSelectedLayer()) {
+        showMessage("请先选择一个需要缩放的图层。");
+        return;
+    }
+
+    var dialog = new Window("dialog", "缩放选定图层");
+    dialog.orientation = "column";
+    dialog.alignChildren = "fill";
+
+    var inputGroup = dialog.add("group");
+    inputGroup.orientation = "row";
+    inputGroup.add("statictext", undefined, "缩放比例(0.1-1):");
+    var scaleInput = inputGroup.add("edittext", undefined, "0.5");
+    scaleInput.characters = 8;
+    scaleInput.active = true;
+
+    var buttonGroup = dialog.add("group");
+    buttonGroup.alignment = "right";
+    var cancelButton = buttonGroup.add("button", undefined, "Cancel", { name: "cancel" });
+    var okButton = buttonGroup.add("button", undefined, "OK", { name: "ok" });
+
+    var scaleValue = null;
+
+    okButton.onClick = function () {
+        var value = parseFloat(scaleInput.text.replace(",", "."));
+
+        if (isNaN(value) || value < 0.1 || value > 1) {
+            showMessage("Enter a number from 0.1 to 1.");
+            scaleInput.active = true;
+            return;
+        }
+
+        scaleValue = value;
+        dialog.close(1);
+    };
+
+    cancelButton.onClick = function () {
+        dialog.close(0);
+    };
+
+    if (dialog.show() !== 1 || scaleValue === null) {
+        return;
+    }
+
+    try {
+        var layer = app.activeDocument.activeLayer;
+        var percent = scaleValue * 100;
+
+        layer.resize(
+            percent,
+            percent,
+            AnchorPosition.MIDDLECENTER
+        );
+    } catch (error) {
+        showMessage("Scale failed:\n" + error.message);
+    }
+}());