逐步完成前后端服务器

2025-09-09 15:00:30 +08:00
parent fcb09432e9
commit c7dfa1e9fc
2937 changed files with 1477567 additions and 0 deletions
--- a/frontend/node_modules/zrender/lib/svg-legacy/helper/ShadowManager.js
+++ b/frontend/node_modules/zrender/lib/svg-legacy/helper/ShadowManager.js
@ -0,0 +1,89 @@
+import { __extends } from "tslib";
+import Definable from './Definable.js';
+import { getIdURL, getShadowKey, hasShadow, normalizeColor } from '../../svg/helper.js';
+import { createElement } from '../../svg/core.js';
+var ShadowManager = (function (_super) {
+    __extends(ShadowManager, _super);
+    function ShadowManager(zrId, svgRoot) {
+        var _this = _super.call(this, zrId, svgRoot, ['filter'], '__filter_in_use__', '_shadowDom') || this;
+        _this._shadowDomMap = {};
+        _this._shadowDomPool = [];
+        return _this;
+    }
+    ShadowManager.prototype._getFromPool = function () {
+        var shadowDom = this._shadowDomPool.pop();
+        if (!shadowDom) {
+            shadowDom = createElement('filter');
+            shadowDom.setAttribute('id', 'zr' + this._zrId + '-shadow-' + this.nextId++);
+            var domChild = createElement('feDropShadow');
+            shadowDom.appendChild(domChild);
+            this.addDom(shadowDom);
+        }
+        return shadowDom;
+    };
+    ShadowManager.prototype.update = function (svgElement, displayable) {
+        var style = displayable.style;
+        if (hasShadow(style)) {
+            var shadowKey = getShadowKey(displayable);
+            var shadowDom = displayable._shadowDom = this._shadowDomMap[shadowKey];
+            if (!shadowDom) {
+                shadowDom = this._getFromPool();
+                this._shadowDomMap[shadowKey] = shadowDom;
+            }
+            this.updateDom(svgElement, displayable, shadowDom);
+        }
+        else {
+            this.remove(svgElement, displayable);
+        }
+    };
+    ShadowManager.prototype.remove = function (svgElement, displayable) {
+        if (displayable._shadowDom != null) {
+            displayable._shadowDom = null;
+            svgElement.removeAttribute('filter');
+        }
+    };
+    ShadowManager.prototype.updateDom = function (svgElement, displayable, shadowDom) {
+        var domChild = shadowDom.children[0];
+        var style = displayable.style;
+        var globalScale = displayable.getGlobalScale();
+        var scaleX = globalScale[0];
+        var scaleY = globalScale[1];
+        if (!scaleX || !scaleY) {
+            return;
+        }
+        var offsetX = style.shadowOffsetX || 0;
+        var offsetY = style.shadowOffsetY || 0;
+        var blur = style.shadowBlur;
+        var normalizedColor = normalizeColor(style.shadowColor);
+        domChild.setAttribute('dx', offsetX / scaleX + '');
+        domChild.setAttribute('dy', offsetY / scaleY + '');
+        domChild.setAttribute('flood-color', normalizedColor.color);
+        domChild.setAttribute('flood-opacity', normalizedColor.opacity + '');
+        var stdDx = blur / 2 / scaleX;
+        var stdDy = blur / 2 / scaleY;
+        var stdDeviation = stdDx + ' ' + stdDy;
+        domChild.setAttribute('stdDeviation', stdDeviation);
+        shadowDom.setAttribute('x', '-100%');
+        shadowDom.setAttribute('y', '-100%');
+        shadowDom.setAttribute('width', '300%');
+        shadowDom.setAttribute('height', '300%');
+        displayable._shadowDom = shadowDom;
+        svgElement.setAttribute('filter', getIdURL(shadowDom.getAttribute('id')));
+    };
+    ShadowManager.prototype.removeUnused = function () {
+        var defs = this.getDefs(false);
+        if (!defs) {
+            return;
+        }
+        var shadowDomsPool = this._shadowDomPool;
+        var shadowDomMap = this._shadowDomMap;
+        for (var key in shadowDomMap) {
+            if (shadowDomMap.hasOwnProperty(key)) {
+                shadowDomsPool.push(shadowDomMap[key]);
+            }
+        }
+        this._shadowDomMap = {};
+    };
+    return ShadowManager;
+}(Definable));
+export default ShadowManager;