vue-material/dist/components/mdImage/index.debug.js

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/***/ 0:
/***/ (function(module, exports) {

module.exports = function normalizeComponent (
  rawScriptExports,
  compiledTemplate,
  scopeId,
  cssModules
) {
  var esModule
  var scriptExports = rawScriptExports = rawScriptExports || {}

  // ES6 modules interop
  var type = typeof rawScriptExports.default
  if (type === 'object' || type === 'function') {
    esModule = rawScriptExports
    scriptExports = rawScriptExports.default
  }

  // Vue.extend constructor export interop
  var options = typeof scriptExports === 'function'
    ? scriptExports.options
    : scriptExports

  // render functions
  if (compiledTemplate) {
    options.render = compiledTemplate.render
    options.staticRenderFns = compiledTemplate.staticRenderFns
  }

  // scopedId
  if (scopeId) {
    options._scopeId = scopeId
  }

  // inject cssModules
  if (cssModules) {
    var computed = options.computed || (options.computed = {})
    Object.keys(cssModules).forEach((function (key) {
      var module = cssModules[key]
      computed[key] = function () { return module }
    }))
  }

  return {
    esModule: esModule,
    exports: scriptExports,
    options: options
  }
}


/***/ }),

/***/ 102:
/***/ (function(module, exports, __webpack_require__) {

"use strict";


Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = install;

var _mdImage = __webpack_require__(289);

var _mdImage2 = _interopRequireDefault(_mdImage);

var _mdImage3 = __webpack_require__(243);

var _mdImage4 = _interopRequireDefault(_mdImage3);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function install(Vue) {
  Vue.component('md-image', _mdImage2.default);

  Vue.material.styles.push(_mdImage4.default);
}
module.exports = exports['default'];

/***/ }),

/***/ 152:
/***/ (function(module, exports, __webpack_require__) {

"use strict";


Object.defineProperty(exports, "__esModule", {
  value: true
});

var _getImageLightness = __webpack_require__(58);

var _getImageLightness2 = _interopRequireDefault(_getImageLightness);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

exports.default = {
  props: {
    mdSrc: String
  },
  data: function data() {
    return {
      loaded: false,
      applyBlack: true,
      imageElement: null
    };
  },
  watch: {
    mdSrc: function mdSrc() {
      this.createImage();
    }
  },
  computed: {
    classes: function classes() {
      return {
        'md-loaded': this.loaded,
        'md-black-output': this.applyBlack
      };
    }
  },
  methods: {
    analyzeLightness: function analyzeLightness(image) {
      var _this = this;

      var applyLoad = function applyLoad() {
        _this.loaded = true;
      };

      (0, _getImageLightness2.default)(image, (function (lightness) {
        var limit = 256;
        var darkness = (Math.abs(limit - lightness) * 100 / limit + 15) / 100;

        if (darkness >= 0.7) {
          _this.applyBlack = true;
        }

        _this.$nextTick(applyLoad);
      }), applyLoad);
    },
    createImage: function createImage() {
      this.loaded = false;
      this.applyBlack = false;
      this.imageElement = null;

      if (this.mdSrc) {
        this.imageElement = document.createElement('img');
        this.imageElement.crossOrigin = '';
        this.imageElement.src = this.mdSrc;
        this.analyzeLightness(this.imageElement);
      }
    }
  },
  created: function created() {
    this.createImage();
  }
}; //
//
//
//
//
//

module.exports = exports['default'];

/***/ }),

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/***/ (function(module, exports) {

// removed by extract-text-webpack-plugin

/***/ }),

/***/ 243:
/***/ (function(module, exports) {

module.exports = ""

/***/ }),

/***/ 289:
/***/ (function(module, exports, __webpack_require__) {


/* styles */
__webpack_require__(229)

var Component = __webpack_require__(0)(
  /* script */
  __webpack_require__(152),
  /* template */
  __webpack_require__(389),
  /* scopeId */
  null,
  /* cssModules */
  null
)
Component.options.__file = "/Users/mrufino/Projects/personal/github/vue-material/src/components/mdImage/mdImage.vue"
if (Component.esModule && Object.keys(Component.esModule).some((function (key) {return key !== "default" && key !== "__esModule"}))) {console.error("named exports are not supported in *.vue files.")}
if (Component.options.functional) {console.error("[vue-loader] mdImage.vue: functional components are not supported with templates, they should use render functions.")}

/* hot reload */
if (false) {(function () {
  var hotAPI = require("vue-hot-reload-api")
  hotAPI.install(require("vue"), false)
  if (!hotAPI.compatible) return
  module.hot.accept()
  if (!module.hot.data) {
    hotAPI.createRecord("data-v-b0fc1ce4", Component.options)
  } else {
    hotAPI.reload("data-v-b0fc1ce4", Component.options)
  }
})()}

module.exports = Component.exports


/***/ }),

/***/ 389:
/***/ (function(module, exports, __webpack_require__) {

module.exports={render:function (){var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h;
  return _c('img', {
    staticClass: "md-image",
    class: _vm.classes,
    attrs: {
      "src": _vm.mdSrc
    }
  })
},staticRenderFns: []}
module.exports.render._withStripped = true
if (false) {
  module.hot.accept()
  if (module.hot.data) {
     require("vue-hot-reload-api").rerender("data-v-b0fc1ce4", module.exports)
  }
}

/***/ }),

/***/ 409:
/***/ (function(module, exports, __webpack_require__) {

module.exports = __webpack_require__(102);


/***/ }),

/***/ 58:
/***/ (function(module, exports, __webpack_require__) {

"use strict";


Object.defineProperty(exports, "__esModule", {
  value: true
});
var getImageLightness = function getImageLightness(image, onLoad, onError) {
  var canvas = document.createElement('canvas');

  image.crossOrigin = 'Anonymous';

  image.onload = function () {
    var colorSum = 0;
    var ctx = void 0;
    var imageData = void 0;
    var imageMetadata = void 0;
    var r = void 0;
    var g = void 0;
    var b = void 0;
    var average = void 0;

    canvas.width = this.width;
    canvas.height = this.height;
    ctx = canvas.getContext('2d');

    ctx.drawImage(this, 0, 0);

    imageData = ctx.getImageData(0, 0, canvas.width, canvas.height);
    imageMetadata = imageData.data;

    for (var x = 0, len = imageMetadata.length; x < len; x += 4) {
      r = imageMetadata[x];
      g = imageMetadata[x + 1];
      b = imageMetadata[x + 2];

      average = Math.floor((r + g + b) / 3);
      colorSum += average;
    }

    onLoad(Math.floor(colorSum / (this.width * this.height)));
  };

  image.onerror = onError;
};

exports.default = getImageLightness;
module.exports = exports['default'];

/***/ })

/******/ });
}));