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import Declaration from "../declaration.js";
class TransformDecl extends Declaration {  /**   * Recursively check all parents for @keyframes   */  keyframeParents(decl) {    let { parent } = decl;    while (parent) {      if (parent.type === "atrule" && parent.name === "keyframes") {        return true;      }      ({ parent } = parent);    }    return false;  }
  /**   * Is transform contain 3D commands   */  contain3d(decl) {    if (decl.prop === "transform-origin") {      return false;    }
    for (let func of TransformDecl.functions3d) {      if (decl.value.includes(`${func}(`)) {        return true;      }    }
    return false;  }
  /**   * Replace rotateZ to rotate for IE 9   */  set(decl, prefix) {    decl = super.set(decl, prefix);    if (prefix === "-ms-") {      decl.value = decl.value.replace(/rotatez/gi, "rotate");    }    return decl;  }
  /**   * Don't add prefix for IE in keyframes   */  insert(decl, prefix, prefixes) {    if (prefix === "-ms-") {      if (!this.contain3d(decl) && !this.keyframeParents(decl)) {        return super.insert(decl, prefix, prefixes);      }    } else if (prefix === "-o-") {      if (!this.contain3d(decl)) {        return super.insert(decl, prefix, prefixes);      }    } else {      return super.insert(decl, prefix, prefixes);    }    return undefined;  }}
TransformDecl.names = ["transform", "transform-origin"];
TransformDecl.functions3d = [  "matrix3d",  "translate3d",  "translateZ",  "scale3d",  "scaleZ",  "rotate3d",  "rotateX",  "rotateY",  "perspective",];
export default TransformDecl;