@angular-mdl/core
Version:
Angular components, directives and styles based on material design lite https://getmdl.io.
211 lines • 27 kB
JavaScript
/**
* @license
* Copyright 2015 Google Inc. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/* eslint-disable */
/* istanbul ignore file */
// @ts-nocheck
"use strict";
/**
* Class constructor for Ripple MDL component.
* Implements MDL component design pattern defined at:
* https://github.com/jasonmayes/mdl-component-design-pattern
*
*/
export function MaterialRipple(renderer, element) {
this.renderer_ = renderer;
this.element_ = element;
// Initialize instance.
this.init();
}
/**
* Store constants in one place so they can be updated easily.
*/
MaterialRipple.prototype.Constant_ = {
INITIAL_SCALE: "scale(0.0001, 0.0001)",
INITIAL_SIZE: "1px",
INITIAL_OPACITY: "0.4",
FINAL_OPACITY: "0",
FINAL_SCALE: "",
};
/**
* Store strings for class names defined by this component that are used in
* JavaScript. This allows us to simply change it in one place should we
* decide to modify at a later date.
*/
MaterialRipple.prototype.CssClasses_ = {
RIPPLE_CENTER: "mdl-ripple--center",
RIPPLE_EFFECT_IGNORE_EVENTS: "mdl-js-ripple-effect--ignore-events",
RIPPLE: "mdl-ripple",
IS_ANIMATING: "is-animating",
IS_VISIBLE: "is-visible",
};
/**
* Handle mouse / finger down on element.
*
*/
// eslint-disable-next-line
MaterialRipple.prototype.downHandler_ = function (event) {
if (!this.rippleElement_.style.width && !this.rippleElement_.style.height) {
const rect = this.element_.getBoundingClientRect();
this.boundHeight = rect.height;
this.boundWidth = rect.width;
this.rippleSize_ =
Math.sqrt(rect.width * rect.width + rect.height * rect.height) * 2 + 2;
this.rippleElement_.style.width = this.rippleSize_ + "px";
this.rippleElement_.style.height = this.rippleSize_ + "px";
}
this.renderer_.addClass(this.rippleElement_, this.CssClasses_.IS_VISIBLE);
if (event.type === "mousedown" && this.ignoringMouseDown_) {
this.ignoringMouseDown_ = false;
}
else {
if (event.type === "touchstart") {
this.ignoringMouseDown_ = true;
}
const frameCount = this.getFrameCount();
if (frameCount > 0) {
return;
}
this.setFrameCount(1);
const bound = event.currentTarget.getBoundingClientRect();
let x;
let y;
// Check if we are handling a keyboard click.
if (event.clientX === 0 && event.clientY === 0) {
x = Math.round(bound.width / 2);
y = Math.round(bound.height / 2);
}
else {
const clientX = event.clientX !== undefined ? event.clientX : event.touches[0].clientX;
const clientY = event.clientY !== undefined ? event.clientY : event.touches[0].clientY;
x = Math.round(clientX - bound.left);
y = Math.round(clientY - bound.top);
}
this.setRippleXY(x, y);
this.setRippleStyles(true);
window.requestAnimationFrame(this.animFrameHandler.bind(this));
}
};
/**
* Handle mouse / finger up on element.
*
*/
// eslint-disable-next-line
MaterialRipple.prototype.upHandler_ = function (event) {
// Don't fire for the artificial "mouseup" generated by a double-click.
if (event && event.detail !== 2) {
// Allow a repaint to occur before removing this class, so the animation
// shows for tap events, which seem to trigger a mouseup too soon after
// mousedown.
// eslint-disable-next-line
setTimeout(function () {
this.renderer_.removeClass(this.rippleElement_, this.CssClasses_.IS_VISIBLE);
}.bind(this), 0);
}
};
/**
* Initialize element.
*/
// eslint-disable-next-line
MaterialRipple.prototype.init = function () {
if (this.element_) {
const recentering = this.element_.classList.contains(this.CssClasses_.RIPPLE_CENTER);
if (!this.element_.classList.contains(this.CssClasses_.RIPPLE_EFFECT_IGNORE_EVENTS)) {
this.rippleElement_ = this.element_.querySelector("." + this.CssClasses_.RIPPLE);
this.frameCount_ = 0;
this.rippleSize_ = 0;
this.x_ = 0;
this.y_ = 0;
// Touch start produces a compat mouse down event, which would cause a
// second ripples. To avoid that, we use this property to ignore the first
// mouse down after a touch start.
this.ignoringMouseDown_ = false;
this.boundDownHandler = this.downHandler_.bind(this);
this.element_.addEventListener("mousedown", this.boundDownHandler);
this.element_.addEventListener("touchstart", this.boundDownHandler);
this.boundUpHandler = this.upHandler_.bind(this);
this.element_.addEventListener("mouseup", this.boundUpHandler);
this.element_.addEventListener("mouseleave", this.boundUpHandler);
this.element_.addEventListener("touchend", this.boundUpHandler);
this.element_.addEventListener("blur", this.boundUpHandler);
// eslint-disable-next-line
this.getFrameCount = function () {
return this.frameCount_;
};
// eslint-disable-next-line
this.setFrameCount = function (fC) {
this.frameCount_ = fC;
};
// eslint-disable-next-line
this.getRippleElement = function () {
return this.rippleElement_;
};
// eslint-disable-next-line
this.setRippleXY = function (newX, newY) {
this.x_ = newX;
this.y_ = newY;
};
// eslint-disable-next-line
this.setRippleStyles = function (start) {
if (this.rippleElement_ !== null) {
let transformString;
let scale;
let size;
let offset = "translate(" + this.x_ + "px, " + this.y_ + "px)";
if (start) {
scale = this.Constant_.INITIAL_SCALE;
size = this.Constant_.INITIAL_SIZE;
}
else {
scale = this.Constant_.FINAL_SCALE;
size = this.rippleSize_ + "px";
if (recentering) {
offset =
"translate(" +
this.boundWidth / 2 +
"px, " +
this.boundHeight / 2 +
"px)";
}
}
transformString = "translate(-50%, -50%) " + offset + scale;
this.rippleElement_.style.webkitTransform = transformString;
this.rippleElement_.style.msTransform = transformString;
this.rippleElement_.style.transform = transformString;
if (start) {
this.renderer_.removeClass(this.rippleElement_, this.CssClasses_.IS_ANIMATING);
}
else {
this.renderer_.addClass(this.rippleElement_, this.CssClasses_.IS_ANIMATING);
}
}
};
/**
* Handles an animation frame.
*/
// eslint-disable-next-line
this.animFrameHandler = function () {
if (this.frameCount_-- > 0) {
window.requestAnimationFrame(this.animFrameHandler.bind(this));
}
else {
this.setRippleStyles(false);
}
};
}
}
};
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* @license\n * Copyright 2015 Google Inc. All Rights Reserved.\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n *      http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n/* eslint-disable */\n/* istanbul ignore file */\n// @ts-nocheck\n\"use strict\";\n\n/**\n * Class constructor for Ripple MDL component.\n * Implements MDL component design pattern defined at:\n * https://github.com/jasonmayes/mdl-component-design-pattern\n *\n */\nexport function MaterialRipple(renderer, element): void {\n  this.renderer_ = renderer;\n  this.element_ = element;\n\n  // Initialize instance.\n  this.init();\n}\n\n/**\n * Store constants in one place so they can be updated easily.\n */\nMaterialRipple.prototype.Constant_ = {\n  INITIAL_SCALE: \"scale(0.0001, 0.0001)\",\n  INITIAL_SIZE: \"1px\",\n  INITIAL_OPACITY: \"0.4\",\n  FINAL_OPACITY: \"0\",\n  FINAL_SCALE: \"\",\n};\n\n/**\n * Store strings for class names defined by this component that are used in\n * JavaScript. This allows us to simply change it in one place should we\n * decide to modify at a later date.\n */\nMaterialRipple.prototype.CssClasses_ = {\n  RIPPLE_CENTER: \"mdl-ripple--center\",\n  RIPPLE_EFFECT_IGNORE_EVENTS: \"mdl-js-ripple-effect--ignore-events\",\n  RIPPLE: \"mdl-ripple\",\n  IS_ANIMATING: \"is-animating\",\n  IS_VISIBLE: \"is-visible\",\n};\n\n/**\n * Handle mouse / finger down on element.\n *\n */\n// eslint-disable-next-line\nMaterialRipple.prototype.downHandler_ = function (event) {\n  if (!this.rippleElement_.style.width && !this.rippleElement_.style.height) {\n    const rect = this.element_.getBoundingClientRect();\n    this.boundHeight = rect.height;\n    this.boundWidth = rect.width;\n    this.rippleSize_ =\n      Math.sqrt(rect.width * rect.width + rect.height * rect.height) * 2 + 2;\n    this.rippleElement_.style.width = this.rippleSize_ + \"px\";\n    this.rippleElement_.style.height = this.rippleSize_ + \"px\";\n  }\n\n  this.renderer_.addClass(this.rippleElement_, this.CssClasses_.IS_VISIBLE);\n\n  if (event.type === \"mousedown\" && this.ignoringMouseDown_) {\n    this.ignoringMouseDown_ = false;\n  } else {\n    if (event.type === \"touchstart\") {\n      this.ignoringMouseDown_ = true;\n    }\n    const frameCount = this.getFrameCount();\n    if (frameCount > 0) {\n      return;\n    }\n    this.setFrameCount(1);\n    const bound = event.currentTarget.getBoundingClientRect();\n    let x;\n    let y;\n    // Check if we are handling a keyboard click.\n    if (event.clientX === 0 && event.clientY === 0) {\n      x = Math.round(bound.width / 2);\n      y = Math.round(bound.height / 2);\n    } else {\n      const clientX =\n        event.clientX !== undefined ? event.clientX : event.touches[0].clientX;\n      const clientY =\n        event.clientY !== undefined ? event.clientY : event.touches[0].clientY;\n      x = Math.round(clientX - bound.left);\n      y = Math.round(clientY - bound.top);\n    }\n    this.setRippleXY(x, y);\n    this.setRippleStyles(true);\n    window.requestAnimationFrame(this.animFrameHandler.bind(this));\n  }\n};\n\n/**\n * Handle mouse / finger up on element.\n *\n */\n// eslint-disable-next-line\nMaterialRipple.prototype.upHandler_ = function (event) {\n  // Don't fire for the artificial \"mouseup\" generated by a double-click.\n  if (event && event.detail !== 2) {\n    // Allow a repaint to occur before removing this class, so the animation\n    // shows for tap events, which seem to trigger a mouseup too soon after\n    // mousedown.\n    // eslint-disable-next-line\n    setTimeout(\n      function () {\n        this.renderer_.removeClass(\n          this.rippleElement_,\n          this.CssClasses_.IS_VISIBLE\n        );\n      }.bind(this),\n      0\n    );\n  }\n};\n\n/**\n * Initialize element.\n */\n// eslint-disable-next-line\nMaterialRipple.prototype.init = function () {\n  if (this.element_) {\n    const recentering = this.element_.classList.contains(\n      this.CssClasses_.RIPPLE_CENTER\n    );\n    if (\n      !this.element_.classList.contains(\n        this.CssClasses_.RIPPLE_EFFECT_IGNORE_EVENTS\n      )\n    ) {\n      this.rippleElement_ = this.element_.querySelector(\n        \".\" + this.CssClasses_.RIPPLE\n      );\n      this.frameCount_ = 0;\n      this.rippleSize_ = 0;\n      this.x_ = 0;\n      this.y_ = 0;\n\n      // Touch start produces a compat mouse down event, which would cause a\n      // second ripples. To avoid that, we use this property to ignore the first\n      // mouse down after a touch start.\n      this.ignoringMouseDown_ = false;\n\n      this.boundDownHandler = this.downHandler_.bind(this);\n      this.element_.addEventListener(\"mousedown\", this.boundDownHandler);\n      this.element_.addEventListener(\"touchstart\", this.boundDownHandler);\n\n      this.boundUpHandler = this.upHandler_.bind(this);\n      this.element_.addEventListener(\"mouseup\", this.boundUpHandler);\n      this.element_.addEventListener(\"mouseleave\", this.boundUpHandler);\n      this.element_.addEventListener(\"touchend\", this.boundUpHandler);\n      this.element_.addEventListener(\"blur\", this.boundUpHandler);\n\n      // eslint-disable-next-line\n      this.getFrameCount = function () {\n        return this.frameCount_;\n      };\n\n      // eslint-disable-next-line\n      this.setFrameCount = function (fC) {\n        this.frameCount_ = fC;\n      };\n\n      // eslint-disable-next-line\n      this.getRippleElement = function () {\n        return this.rippleElement_;\n      };\n\n      // eslint-disable-next-line\n      this.setRippleXY = function (newX, newY) {\n        this.x_ = newX;\n        this.y_ = newY;\n      };\n\n      // eslint-disable-next-line\n      this.setRippleStyles = function (start) {\n        if (this.rippleElement_ !== null) {\n          let transformString;\n          let scale;\n          let size;\n          let offset = \"translate(\" + this.x_ + \"px, \" + this.y_ + \"px)\";\n\n          if (start) {\n            scale = this.Constant_.INITIAL_SCALE;\n            size = this.Constant_.INITIAL_SIZE;\n          } else {\n            scale = this.Constant_.FINAL_SCALE;\n            size = this.rippleSize_ + \"px\";\n            if (recentering) {\n              offset =\n                \"translate(\" +\n                this.boundWidth / 2 +\n                \"px, \" +\n                this.boundHeight / 2 +\n                \"px)\";\n            }\n          }\n\n          transformString = \"translate(-50%, -50%) \" + offset + scale;\n\n          this.rippleElement_.style.webkitTransform = transformString;\n          this.rippleElement_.style.msTransform = transformString;\n          this.rippleElement_.style.transform = transformString;\n\n          if (start) {\n            this.renderer_.removeClass(\n              this.rippleElement_,\n              this.CssClasses_.IS_ANIMATING\n            );\n          } else {\n            this.renderer_.addClass(\n              this.rippleElement_,\n              this.CssClasses_.IS_ANIMATING\n            );\n          }\n        }\n      };\n\n      /**\n       * Handles an animation frame.\n       */\n      // eslint-disable-next-line\n      this.animFrameHandler = function () {\n        if (this.frameCount_-- > 0) {\n          window.requestAnimationFrame(this.animFrameHandler.bind(this));\n        } else {\n          this.setRippleStyles(false);\n        }\n      };\n    }\n  }\n};\n"]}