{"id":1151,"date":"2022-11-02T21:40:53","date_gmt":"2022-11-02T13:40:53","guid":{"rendered":"https:\/\/www.acgloby.com\/?p=1151"},"modified":"2022-11-02T21:40:53","modified_gmt":"2022-11-02T13:40:53","slug":"unity-%e5%88%9b%e5%bb%bagraphview%e7%bc%96%e8%be%91%e5%99%a8","status":"publish","type":"post","link":"https:\/\/www.acgloby.com\/index.php\/2022\/11\/02\/unity-%e5%88%9b%e5%bb%bagraphview%e7%bc%96%e8%be%91%e5%99%a8\/","title":{"rendered":"Unity-\u521b\u5efaGraphView\u7f16\u8f91\u5668"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">1.\u521b\u5efa\u4e00\u4e2aGraphView<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1.1 ScriptableObject\u7c7b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7\u7ee7\u627f ScriptableObject \u6765\u5c06\u6570\u636e\u6301\u4e45\u5316\uff0c\u4fdd\u5b58\u4e3a .asset \u8d44\u6e90\u6587\u4ef6\uff0c\u6dfb\u52a0 [CreateAssetMenu(menuName= \"\u8def\u5f84\"\uff0cfileName = \u201c\u6587\u4ef6\u540d\u201d\uff0corder = 0)] Attribute\u6765\u521b\u5efa\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&#91;CreateAssetMenu(menuName  = \"GraphView\/ScriptGraphAsset\")]\npublic class ScriptGraphAsset : ScriptableObject{}\n<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.acgloby.com\/wp-content\/uploads\/2022\/11\/image.png\" alt=\"\" class=\"wp-image-1157\"\/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">1.2 GraphView\u7c7b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Unity2018\u7248\u672c\u52a0\u5165\u7684\u4e00\u4e2a\u8282\u70b9\u7ed8\u5236\u7cfb\u7edf\uff0c \u5c5e\u4e8e<a href=\"https:\/\/docs.unity3d.com\/cn\/2022.2\/ScriptReference\/Experimental.GraphView.GraphView.html\" data-type=\"URL\" data-id=\"https:\/\/docs.unity3d.com\/cn\/2022.2\/ScriptReference\/Experimental.GraphView.GraphView.html\" target=\"_blank\"  rel=\"nofollow\" >Unity API<\/a>\u7684 <code>UnityEditor.Experimental.GraphView<\/code> \u547d\u540d\u7a7a\u95f4\u4e0b\uff0c\u4f7f\u7528\u7684\u662f<code>UnityEngine.UIElements<\/code>\u4e00\u5757\u7684\u5185\u5bb9\u6765\u5b9e\u73b0\u7684\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>using UnityEditor;\nusing UnityEditor.Experimental.GraphView;\nusing UnityEngine.UIElements;\n\npublic class GraphViewBase : GraphView\n{\n    protected ScriptGraphAsset m_graphAsset = null;\n\n    public GraphViewBase(ScriptGraphAsset graphAsset)\n    {\n        m_graphAsset = graphAsset;\n        Init();\n    }\n\n    private void Init()\n    {\n        \/\/ \u8ba9GraphView\u94fa\u6ee1\u6574\u4e2aEditor\u7a97\u53e3\n        this.StretchToParentSize();\n        \/\/ \u5f00\u542fGraph\u7f29\u653e\n        SetupZoom(ContentZoomer.DefaultMinScale, ContentZoomer.DefaultMaxScale);\n        \/\/ \u6dfb\u52a0\u62d6\u52a8Content\u529f\u80fd\n        this.AddManipulator(new ContentDragger());\n        \/\/ \u6dfb\u52a0\u62d6\u62fd\u9009\u4e2d\u529f\u80fd\n        this.AddManipulator(new SelectionDragger());\n        \/\/ \u6dfb\u52a0\u6846\u9009\u529f\u80fd\n        this.AddManipulator(new RectangleSelector());\n\n        \/\/ \u52a0\u8f7duss\u98ce\u683c\u6587\u4ef6\n        var styleSheet = AssetDatabase.LoadAssetAtPath&lt;StyleSheet&gt;(\"Assets\/Editor\/GraphView\/Resources\/GraphViewBackGround.uss\");\n        styleSheets.Add(styleSheet);\n        \/\/ \u6dfb\u52a0\u80cc\u666f\u7f51\u683c\n        Insert(0, new GridBackground());\n    }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">1.2.1 uss\u6587\u4ef6<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">.uss\u6587\u4ef6\u7c7b\u4f3c\u4e8e\u7f51\u9875\u4e0a\u7684.css\u6587\u4ef6\uff0c\u7528\u6765\u8bbe\u7f6e\u7ed8\u5236\u9875\u9762\u7684\u6837\u5f0f\uff0c\u4e0b\u9762\u662f\u7ed8\u5236\u7f51\u683c\u80cc\u666f\u7684\u8bbe\u7f6e\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>GridBackground {\n    --grid-background-color: #282828;\n    --line-color: rgba(193,196,192,0.1);\n    --tick-line-color: rgba(193,196,192,0.1);\n    --spacing: 20\n}<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">1.2.2\u7f29\u653e\u529f\u80fd<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>SetupZoom(ContentZoomer.DefaultMinScale, ContentZoomer.DefaultMaxScale);<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.acgloby.com\/wp-content\/uploads\/2022\/11\/Zoom.gif\" alt=\"\" class=\"wp-image-1164\"\/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">1.2.3\u6846\u9009\u529f\u80fd<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>AddManipulator(new RectangleSelector());<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.acgloby.com\/wp-content\/uploads\/2022\/11\/selector.gif\" alt=\"\" class=\"wp-image-1165\"\/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">1.2.4\u62d6\u52a8\u89c6\u56fe<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>AddManipulator(new ContentDragger());<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.acgloby.com\/wp-content\/uploads\/2022\/11\/drag.gif\" alt=\"\" class=\"wp-image-1166\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6dfb\u52a0\u70b9\u51fb\u9f20\u6807\u4e2d\u95f4\u62d6\u52a8\u89c6\u56fe\u529f\u80fd\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1.3\u70b9\u51fb\u8d44\u6e90\u6587\u4ef6\u6253\u5f00EditorWindow<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u5f80\u662f\u901a\u8fc7\u6dfb\u52a0 <code>[MenuItem(\u201cname\u201d)]<\/code> Attribute\u7684\u65b9\u5f0f\u6765\u6253\u5f00\u4e00\u4e2a\u7f16\u8f91\u5668\u7a97\u53e3\u7684\uff0c\u53ef\u4ee5\u901a\u8fc7\u6dfb\u52a0 <code>[OnOpenAsset()]<\/code> Attribute\u6765\u901a\u8fc7\u53cc\u51fb\u8d44\u6e90\u7684\u65b9\u5f0f\u8c03\u7528\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>rootVisualElement<\/code> \u63cf\u8ff0\u662f\u7a97\u53e3\u5c42\u7ea7\u89c6\u56fe\u7684\u6839\u89c6\u89c9\u5143\u7d20\uff0c\u5c06GraphView\u6dfb\u52a0\u5230<code>rootVisualElement.Add(graphView)<\/code>\u4e2d\u624d\u80fd\u751f\u6548\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>using UnityEditor;\nusing UnityEditor.Callbacks;\n\npublic class GraphWindow : EditorWindow\n{\n    private ScriptGraphAsset m_graphAsset;\n    private GraphViewBase graphView;\n\n    &#91;OnOpenAsset()]\n    public static bool OnOpenAssets(int instanceId, int line)\n    {\n        if(EditorUtility.InstanceIDToObject(instanceId) is ScriptGraphAsset graphAsset)\n        {\n            var window = GetWindow&lt;GraphWindow&gt;();\n            window.Open(graphAsset);\n        }\n        return false;\n    }\n\n\n    private void Open(ScriptGraphAsset graphAsset)\n    {\n        this.m_graphAsset = graphAsset;\n        graphView = new GraphViewBase(graphAsset);\n        this.rootVisualElement.Add(graphView);\n        Show();\n    }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>1.\u521b\u5efa\u4e00\u4e2aGraphView 1.1 ScriptableObject\u7c7b \u901a\u8fc7\u7ee7\u627f ScriptableObject \u6765\u5c06\u6570\u636e\u6301 &#8230;<\/p>\n","protected":false},"author":1,"featured_media":1090,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"emotion":"","emotion_color":"","title_style":"","license":"","footnotes":""},"categories":[2],"tags":[],"class_list":["post-1151","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-unity"],"_links":{"self":[{"href":"https:\/\/www.acgloby.com\/index.php\/wp-json\/wp\/v2\/posts\/1151","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.acgloby.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.acgloby.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.acgloby.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.acgloby.com\/index.php\/wp-json\/wp\/v2\/comments?post=1151"}],"version-history":[{"count":0,"href":"https:\/\/www.acgloby.com\/index.php\/wp-json\/wp\/v2\/posts\/1151\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.acgloby.com\/index.php\/wp-json\/wp\/v2\/media?parent=1151"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.acgloby.com\/index.php\/wp-json\/wp\/v2\/categories?post=1151"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.acgloby.com\/index.php\/wp-json\/wp\/v2\/tags?post=1151"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}