swOperation/node_modules/@antv/g-canvas/dist/index.esm.js

import { setDOMSize, RenderReason, isBrowser, AbstractRendererPlugin, AbstractRenderer } from '@antv/g-lite';
import { Plugin as Plugin$1 } from '@antv/g-plugin-canvas-path-generator';
import * as CanvasPathGenerator from '@antv/g-plugin-canvas-path-generator';
export { CanvasPathGenerator };
import { Plugin as Plugin$4 } from '@antv/g-plugin-canvas-picker';
import * as CanvasPicker from '@antv/g-plugin-canvas-picker';
export { CanvasPicker };
import { Plugin as Plugin$2 } from '@antv/g-plugin-canvas-renderer';
import * as CanvasRenderer from '@antv/g-plugin-canvas-renderer';
export { CanvasRenderer };
import { Plugin as Plugin$3 } from '@antv/g-plugin-dom-interaction';
import * as DomInteraction from '@antv/g-plugin-dom-interaction';
export { DomInteraction };
import { Plugin as Plugin$5 } from '@antv/g-plugin-html-renderer';
import * as HTMLRenderer from '@antv/g-plugin-html-renderer';
export { HTMLRenderer };
import { Plugin } from '@antv/g-plugin-image-loader';
import * as ImageLoader from '@antv/g-plugin-image-loader';
export { ImageLoader };
import { isString } from '@antv/util';

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function _inheritsLoose(subClass, superClass) {
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var Canvas2DContextService = /*#__PURE__*/function () {
  function Canvas2DContextService(context) {
    this.$container = void 0;
    this.$canvas = void 0;
    this.dpr = void 0;
    this.context = void 0;
    this.canvasConfig = void 0;
    this.renderingContext = void 0;
    this.renderingContext = context.renderingContext;
    this.canvasConfig = context.config;
  }
  var _proto = Canvas2DContextService.prototype;
  _proto.init = function init() {
    var _this$canvasConfig = this.canvasConfig,
      container = _this$canvasConfig.container,
      canvas = _this$canvasConfig.canvas;
    if (canvas) {
      this.$canvas = canvas;
      if (container && canvas.parentElement !== container) {
        container.appendChild(canvas);
      }
      this.$container = canvas.parentElement;
      this.canvasConfig.container = this.$container;
    } else if (container) {
      // create container
      this.$container = isString(container) ? document.getElementById(container) : container;
      if (this.$container) {
        // create canvas
        var $canvas = document.createElement('canvas');
        this.$container.appendChild($canvas);
        if (!this.$container.style.position) {
          this.$container.style.position = 'relative';
        }
        this.$canvas = $canvas;
      }
    }
    this.context = this.$canvas.getContext('2d');
    this.resize(this.canvasConfig.width, this.canvasConfig.height);
  };
  _proto.getContext = function getContext() {
    return this.context;
  };
  _proto.getDomElement = function getDomElement() {
    return this.$canvas;
  };
  _proto.getDPR = function getDPR() {
    return this.dpr;
  };
  _proto.getBoundingClientRect = function getBoundingClientRect() {
    if (this.$canvas.getBoundingClientRect) {
      return this.$canvas.getBoundingClientRect();
    }
  };
  _proto.destroy = function destroy() {
    // @ts-ignore
    if (this.$container && this.$canvas && this.$canvas.parentNode) {
      // destroy context
      // @ts-ignore
      this.$container.removeChild(this.$canvas);
    }
  };
  _proto.resize = function resize(width, height) {
    var devicePixelRatio = this.canvasConfig.devicePixelRatio;
    // use user-defined dpr first
    var dpr = devicePixelRatio || isBrowser && window.devicePixelRatio || 1;
    dpr = dpr >= 1 ? Math.ceil(dpr) : 1;
    this.dpr = dpr;
    if (this.$canvas) {
      // set canvas width & height
      this.$canvas.width = this.dpr * width;
      this.$canvas.height = this.dpr * height;
      // set CSS style width & height
      setDOMSize(this.$canvas, width, height);
      // const dpr = this.getDPR();
      // scale all drawing operations by the dpr
      // @see https://www.html5rocks.com/en/tutorials/canvas/hidpi/
      // this.context.scale(dpr, dpr);
    }

    this.renderingContext.renderReasons.add(RenderReason.CAMERA_CHANGED);
  };
  _proto.applyCursorStyle = function applyCursorStyle(cursor) {
    if (this.$container && this.$container.style) {
      this.$container.style.cursor = cursor;
    }
  };
  _proto.toDataURL = /*#__PURE__*/function () {
    var _toDataURL = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee(options) {
      var _options, type, encoderOptions;
      return _regeneratorRuntime().wrap(function _callee$(_context) {
        while (1) switch (_context.prev = _context.next) {
          case 0:
            if (options === void 0) {
              options = {};
            }
            _options = options, type = _options.type, encoderOptions = _options.encoderOptions;
            return _context.abrupt("return", this.context.canvas.toDataURL(type, encoderOptions));
          case 3:
          case "end":
            return _context.stop();
        }
      }, _callee, this);
    }));
    function toDataURL(_x) {
      return _toDataURL.apply(this, arguments);
    }
    return toDataURL;
  }();
  return Canvas2DContextService;
}();

var ContextRegisterPlugin = /*#__PURE__*/function (_AbstractRendererPlug) {
  _inheritsLoose(ContextRegisterPlugin, _AbstractRendererPlug);
  function ContextRegisterPlugin() {
    var _this;
    for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
      args[_key] = arguments[_key];
    }
    _this = _AbstractRendererPlug.call.apply(_AbstractRendererPlug, [this].concat(args)) || this;
    _this.name = 'canvas-context-register';
    return _this;
  }
  var _proto = ContextRegisterPlugin.prototype;
  _proto.init = function init() {
    this.context.ContextService = Canvas2DContextService;
  };
  _proto.destroy = function destroy() {
    delete this.context.ContextService;
  };
  return ContextRegisterPlugin;
}(AbstractRendererPlugin);

var Renderer = /*#__PURE__*/function (_AbstractRenderer) {
  _inheritsLoose(Renderer, _AbstractRenderer);
  function Renderer(config) {
    var _this;
    _this = _AbstractRenderer.call(this, config) || this;
    // register Canvas2DContext
    _this.registerPlugin(new ContextRegisterPlugin());
    _this.registerPlugin(new Plugin());
    _this.registerPlugin(new Plugin$1());
    // enable rendering with Canvas2D API
    _this.registerPlugin(new Plugin$2());
    _this.registerPlugin(new Plugin$3());
    // enable picking with Canvas2D API
    _this.registerPlugin(new Plugin$4());
    // render HTML component
    _this.registerPlugin(new Plugin$5());
    return _this;
  }
  return Renderer;
}(AbstractRenderer);

export { Renderer };