ng-cw-v12
Version:
Angular UI Component Library
853 lines (841 loc) • 43 kB
JavaScript
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('@angular/core'), require('@angular/common')) :
typeof define === 'function' && define.amd ? define('ng-cw-v12/shape-grid-background', ['exports', '@angular/core', '@angular/common'], factory) :
(global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory((global["ng-cw-v12"] = global["ng-cw-v12"] || {}, global["ng-cw-v12"]["shape-grid-background"] = {}), global.ng.core, global.ng.common));
})(this, (function (exports, i0, common) { 'use strict';
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/******************************************************************************
Copyright (c) Microsoft Corporation.
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
PERFORMANCE OF THIS SOFTWARE.
***************************************************************************** */
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var ShapeGridBackgroundComponent = /** @class */ (function () {
function ShapeGridBackgroundComponent(ngZone) {
this.ngZone = ngZone;
/** 动画移动方向，可选值：right, left, up, down, diagonal */
this.ncDirection = 'diagonal';
/** 动画移动速度（0.1-2） */
this.ncSpeed = 0.5;
/** 网格边框颜色 */
this.ncBorderColor = '#271e37';
/** 形状大小（10-100） */
this.ncSquareSize = 40;
/** 悬停时的填充颜色 */
this.ncHoverFillColor = '#222222';
/** 形状类型，可选值：square, hexagon, triangle, circle */
this.ncShape = 'square';
/** 鼠标悬停尾迹长度（0-20） */
this.ncHoverTrailAmount = 0;
/** 背景色 */
this.ncBgColor = '#000000';
this.ctx = null;
this.rafId = null;
this.gridOffset = { x: 0, y: 0 };
this.hoveredSquare = null;
this.trailCells = [];
this.cellOpacities = new Map();
}
ShapeGridBackgroundComponent.prototype.ngOnInit = function () { };
ShapeGridBackgroundComponent.prototype.ngAfterViewInit = function () {
var _this = this;
var canvas = this.canvasRef.nativeElement;
this.ctx = canvas.getContext('2d');
// 需要在zone外执行的代码用this.ngZone.runOutsideAngular，比如Canvas 更新
this.ngZone.runOutsideAngular(function () {
_this.setupResizeObserver(canvas);
_this.resizeCanvas();
_this.updateAnimation();
});
};
ShapeGridBackgroundComponent.prototype.ngOnDestroy = function () {
if (this.rafId !== null) {
cancelAnimationFrame(this.rafId);
this.rafId = null;
}
if (this.resizeObserver) {
this.resizeObserver.disconnect();
}
};
ShapeGridBackgroundComponent.prototype.setupResizeObserver = function (canvas) {
var _this = this;
this.resizeObserver = new ResizeObserver(function () {
_this.resizeCanvas();
});
this.resizeObserver.observe(canvas.parentElement || canvas);
};
ShapeGridBackgroundComponent.prototype.resizeCanvas = function () {
var canvas = this.canvasRef.nativeElement;
var parent = canvas.parentElement;
if (parent) {
canvas.width = parent.offsetWidth;
canvas.height = parent.offsetHeight;
}
};
ShapeGridBackgroundComponent.prototype.drawHex = function (cx, cy, size) {
if (!this.ctx)
return;
this.ctx.beginPath();
for (var i = 0; i < 6; i++) {
var angle = (Math.PI / 3) * i;
var vx = cx + size * Math.cos(angle);
var vy = cy + size * Math.sin(angle);
if (i === 0)
this.ctx.moveTo(vx, vy);
else
this.ctx.lineTo(vx, vy);
}
this.ctx.closePath();
};
ShapeGridBackgroundComponent.prototype.drawCircle = function (cx, cy, size) {
if (!this.ctx)
return;
this.ctx.beginPath();
this.ctx.arc(cx, cy, size / 2, 0, Math.PI * 2);
this.ctx.closePath();
};
ShapeGridBackgroundComponent.prototype.drawTriangle = function (cx, cy, size, flip) {
if (!this.ctx)
return;
this.ctx.beginPath();
if (flip) {
this.ctx.moveTo(cx, cy + size / 2);
this.ctx.lineTo(cx + size / 2, cy - size / 2);
this.ctx.lineTo(cx - size / 2, cy - size / 2);
}
else {
this.ctx.moveTo(cx, cy - size / 2);
this.ctx.lineTo(cx + size / 2, cy + size / 2);
this.ctx.lineTo(cx - size / 2, cy + size / 2);
}
this.ctx.closePath();
};
ShapeGridBackgroundComponent.prototype.drawGrid = function () {
var canvas = this.canvasRef.nativeElement;
var ctx = this.ctx;
if (!ctx)
return;
ctx.clearRect(0, 0, canvas.width, canvas.height);
var isHex = this.ncShape === 'hexagon';
var isTri = this.ncShape === 'triangle';
var hexHoriz = this.ncSquareSize * 1.5;
var hexVert = this.ncSquareSize * Math.sqrt(3);
if (isHex) {
var colShift = Math.floor(this.gridOffset.x / hexHoriz);
var offsetX = ((this.gridOffset.x % hexHoriz) + hexHoriz) % hexHoriz;
var offsetY = ((this.gridOffset.y % hexVert) + hexVert) % hexVert;
var cols = Math.ceil(canvas.width / hexHoriz) + 3;
var rows = Math.ceil(canvas.height / hexVert) + 3;
for (var col = -2; col < cols; col++) {
for (var row = -2; row < rows; row++) {
var cx = col * hexHoriz + offsetX;
var cy = row * hexVert + ((col + colShift) % 2 !== 0 ? hexVert / 2 : 0) + offsetY;
var cellKey = col + "," + row;
var alpha = this.cellOpacities.get(cellKey);
if (alpha) {
ctx.globalAlpha = alpha;
this.drawHex(cx, cy, this.ncSquareSize);
ctx.fillStyle = this.ncHoverFillColor;
ctx.fill();
ctx.globalAlpha = 1;
}
this.drawHex(cx, cy, this.ncSquareSize);
ctx.strokeStyle = this.ncBorderColor;
ctx.stroke();
}
}
}
else if (isTri) {
var halfW = this.ncSquareSize / 2;
var colShift = Math.floor(this.gridOffset.x / halfW);
var rowShift = Math.floor(this.gridOffset.y / this.ncSquareSize);
var offsetX = ((this.gridOffset.x % halfW) + halfW) % halfW;
var offsetY = ((this.gridOffset.y % this.ncSquareSize) + this.ncSquareSize) % this.ncSquareSize;
var cols = Math.ceil(canvas.width / halfW) + 4;
var rows = Math.ceil(canvas.height / this.ncSquareSize) + 4;
for (var col = -2; col < cols; col++) {
for (var row = -2; row < rows; row++) {
var cx = col * halfW + offsetX;
var cy = row * this.ncSquareSize + this.ncSquareSize / 2 + offsetY;
var flip = ((col + colShift + row + rowShift) % 2 + 2) % 2 !== 0;
var cellKey = col + "," + row;
var alpha = this.cellOpacities.get(cellKey);
if (alpha) {
ctx.globalAlpha = alpha;
this.drawTriangle(cx, cy, this.ncSquareSize, flip);
ctx.fillStyle = this.ncHoverFillColor;
ctx.fill();
ctx.globalAlpha = 1;
}
this.drawTriangle(cx, cy, this.ncSquareSize, flip);
ctx.strokeStyle = this.ncBorderColor;
ctx.stroke();
}
}
}
else if (this.ncShape === 'circle') {
var offsetX = ((this.gridOffset.x % this.ncSquareSize) + this.ncSquareSize) % this.ncSquareSize;
var offsetY = ((this.gridOffset.y % this.ncSquareSize) + this.ncSquareSize) % this.ncSquareSize;
var cols = Math.ceil(canvas.width / this.ncSquareSize) + 3;
var rows = Math.ceil(canvas.height / this.ncSquareSize) + 3;
for (var col = -2; col < cols; col++) {
for (var row = -2; row < rows; row++) {
var cx = col * this.ncSquareSize + this.ncSquareSize / 2 + offsetX;
var cy = row * this.ncSquareSize + this.ncSquareSize / 2 + offsetY;
var cellKey = col + "," + row;
var alpha = this.cellOpacities.get(cellKey);
if (alpha) {
ctx.globalAlpha = alpha;
this.drawCircle(cx, cy, this.ncSquareSize);
ctx.fillStyle = this.ncHoverFillColor;
ctx.fill();
ctx.globalAlpha = 1;
}
this.drawCircle(cx, cy, this.ncSquareSize);
ctx.strokeStyle = this.ncBorderColor;
ctx.stroke();
}
}
}
else {
var offsetX = ((this.gridOffset.x % this.ncSquareSize) + this.ncSquareSize) % this.ncSquareSize;
var offsetY = ((this.gridOffset.y % this.ncSquareSize) + this.ncSquareSize) % this.ncSquareSize;
var cols = Math.ceil(canvas.width / this.ncSquareSize) + 3;
var rows = Math.ceil(canvas.height / this.ncSquareSize) + 3;
for (var col = -2; col < cols; col++) {
for (var row = -2; row < rows; row++) {
var sx = col * this.ncSquareSize + offsetX;
var sy = row * this.ncSquareSize + offsetY;
var cellKey = col + "," + row;
var alpha = this.cellOpacities.get(cellKey);
if (alpha) {
ctx.globalAlpha = alpha;
ctx.fillStyle = this.ncHoverFillColor;
ctx.fillRect(sx, sy, this.ncSquareSize, this.ncSquareSize);
ctx.globalAlpha = 1;
}
ctx.strokeStyle = this.ncBorderColor;
ctx.strokeRect(sx, sy, this.ncSquareSize, this.ncSquareSize);
}
}
}
var gradient = ctx.createRadialGradient(canvas.width / 2, canvas.height / 2, 0, canvas.width / 2, canvas.height / 2, Math.sqrt(Math.pow(canvas.width, 2) + Math.pow(canvas.height, 2)) / 2);
gradient.addColorStop(0, 'rgba(0, 0, 0, 0)');
ctx.fillStyle = gradient;
ctx.fillRect(0, 0, canvas.width, canvas.height);
};
ShapeGridBackgroundComponent.prototype.updateAnimation = function () {
var _this = this;
var effectiveSpeed = Math.max(this.ncSpeed, 0.1);
var isHex = this.ncShape === 'hexagon';
var isTri = this.ncShape === 'triangle';
var hexHoriz = this.ncSquareSize * 1.5;
var hexVert = this.ncSquareSize * Math.sqrt(3);
var wrapX = isHex ? hexHoriz * 2 : this.ncSquareSize;
var wrapY = isHex ? hexVert : isTri ? this.ncSquareSize * 2 : this.ncSquareSize;
switch (this.ncDirection) {
case 'right':
this.gridOffset.x = (this.gridOffset.x - effectiveSpeed + wrapX) % wrapX;
break;
case 'left':
this.gridOffset.x = (this.gridOffset.x + effectiveSpeed + wrapX) % wrapX;
break;
case 'up':
this.gridOffset.y = (this.gridOffset.y + effectiveSpeed + wrapY) % wrapY;
break;
case 'down':
this.gridOffset.y = (this.gridOffset.y - effectiveSpeed + wrapY) % wrapY;
break;
case 'diagonal':
this.gridOffset.x = (this.gridOffset.x - effectiveSpeed + wrapX) % wrapX;
this.gridOffset.y = (this.gridOffset.y - effectiveSpeed + wrapY) % wrapY;
break;
default:
break;
}
this.updateCellOpacities();
this.drawGrid();
// animation loop
this.rafId = requestAnimationFrame(function () { return _this.updateAnimation(); });
};
ShapeGridBackgroundComponent.prototype.updateCellOpacities = function () {
var e_1, _b, e_2, _c;
var targets = new Map();
if (this.hoveredSquare) {
targets.set(this.hoveredSquare.x + "," + this.hoveredSquare.y, 1);
}
if (this.ncHoverTrailAmount > 0) {
for (var i = 0; i < this.trailCells.length; i++) {
var t = this.trailCells[i];
var key = t.x + "," + t.y;
if (!targets.has(key)) {
targets.set(key, (this.trailCells.length - i) / (this.trailCells.length + 1));
}
}
}
try {
for (var targets_1 = __values(targets), targets_1_1 = targets_1.next(); !targets_1_1.done; targets_1_1 = targets_1.next()) {
var _d = __read(targets_1_1.value, 1), key = _d[0];
if (!this.cellOpacities.has(key)) {
this.cellOpacities.set(key, 0);
}
}
}
catch (e_1_1) { e_1 = { error: e_1_1 }; }
finally {
try {
if (targets_1_1 && !targets_1_1.done && (_b = targets_1.return)) _b.call(targets_1);
}
finally { if (e_1) throw e_1.error; }
}
try {
for (var _e = __values(this.cellOpacities), _f = _e.next(); !_f.done; _f = _e.next()) {
var _g = __read(_f.value, 2), key = _g[0], opacity = _g[1];
var target = targets.get(key) || 0;
var next = opacity + (target - opacity) * 0.15;
if (next < 0.005) {
this.cellOpacities.delete(key);
}
else {
this.cellOpacities.set(key, next);
}
}
}
catch (e_2_1) { e_2 = { error: e_2_1 }; }
finally {
try {
if (_f && !_f.done && (_c = _e.return)) _c.call(_e);
}
finally { if (e_2) throw e_2.error; }
}
};
ShapeGridBackgroundComponent.prototype.onMouseMove = function (event) {
var _a;
var canvas = (_a = this.canvasRef) === null || _a === void 0 ? void 0 : _a.nativeElement;
if (!canvas)
return;
var rect = canvas.getBoundingClientRect();
var mouseX = event.clientX - rect.left;
var mouseY = event.clientY - rect.top;
var isHex = this.ncShape === 'hexagon';
var isTri = this.ncShape === 'triangle';
var hexHoriz = this.ncSquareSize * 1.5;
var hexVert = this.ncSquareSize * Math.sqrt(3);
var col = 0;
var row = 0;
if (isHex) {
var colShift = Math.floor(this.gridOffset.x / hexHoriz);
var offsetX = ((this.gridOffset.x % hexHoriz) + hexHoriz) % hexHoriz;
var offsetY = ((this.gridOffset.y % hexVert) + hexVert) % hexVert;
var adjustedX = mouseX - offsetX;
var adjustedY = mouseY - offsetY;
col = Math.round(adjustedX / hexHoriz);
var rowOffset = (col + colShift) % 2 !== 0 ? hexVert / 2 : 0;
row = Math.round((adjustedY - rowOffset) / hexVert);
}
else if (isTri) {
var halfW = this.ncSquareSize / 2;
var offsetX = ((this.gridOffset.x % halfW) + halfW) % halfW;
var offsetY = ((this.gridOffset.y % this.ncSquareSize) + this.ncSquareSize) % this.ncSquareSize;
var adjustedX = mouseX - offsetX;
var adjustedY = mouseY - offsetY;
col = Math.round(adjustedX / halfW);
row = Math.floor(adjustedY / this.ncSquareSize);
}
else if (this.ncShape === 'circle') {
var offsetX = ((this.gridOffset.x % this.ncSquareSize) + this.ncSquareSize) % this.ncSquareSize;
var offsetY = ((this.gridOffset.y % this.ncSquareSize) + this.ncSquareSize) % this.ncSquareSize;
var adjustedX = mouseX - offsetX;
var adjustedY = mouseY - offsetY;
col = Math.round(adjustedX / this.ncSquareSize);
row = Math.round(adjustedY / this.ncSquareSize);
}
else {
var offsetX = ((this.gridOffset.x % this.ncSquareSize) + this.ncSquareSize) % this.ncSquareSize;
var offsetY = ((this.gridOffset.y % this.ncSquareSize) + this.ncSquareSize) % this.ncSquareSize;
var adjustedX = mouseX - offsetX;
var adjustedY = mouseY - offsetY;
col = Math.floor(adjustedX / this.ncSquareSize);
row = Math.floor(adjustedY / this.ncSquareSize);
}
if (!this.hoveredSquare || this.hoveredSquare.x !== col || this.hoveredSquare.y !== row) {
if (this.hoveredSquare && this.ncHoverTrailAmount > 0) {
this.trailCells.unshift(Object.assign({}, this.hoveredSquare));
if (this.trailCells.length > this.ncHoverTrailAmount) {
this.trailCells.length = this.ncHoverTrailAmount;
}
}
this.hoveredSquare = { x: col, y: row };
}
};
ShapeGridBackgroundComponent.prototype.onMouseLeave = function () {
if (this.hoveredSquare && this.ncHoverTrailAmount > 0) {
this.trailCells.unshift(Object.assign({}, this.hoveredSquare));
if (this.trailCells.length > this.ncHoverTrailAmount) {
this.trailCells.length = this.ncHoverTrailAmount;
}
}
this.hoveredSquare = null;
};
return ShapeGridBackgroundComponent;
}());
ShapeGridBackgroundComponent.ɵfac = i0__namespace.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "12.1.5", ngImport: i0__namespace, type: ShapeGridBackgroundComponent, deps: [{ token: i0__namespace.NgZone }], target: i0__namespace.ɵɵFactoryTarget.Component });
ShapeGridBackgroundComponent.ɵcmp = i0__namespace.ɵɵngDeclareComponent({ minVersion: "12.0.0", version: "12.1.5", type: ShapeGridBackgroundComponent, selector: "nc-shape-grid-background", inputs: { ncDirection: "ncDirection", ncSpeed: "ncSpeed", ncBorderColor: "ncBorderColor", ncSquareSize: "ncSquareSize", ncHoverFillColor: "ncHoverFillColor", ncShape: "ncShape", ncHoverTrailAmount: "ncHoverTrailAmount", ncBgColor: "ncBgColor" }, host: { listeners: { "mousemove": "onMouseMove($event)", "mouseleave": "onMouseLeave()" } }, viewQueries: [{ propertyName: "canvasRef", first: true, predicate: ["canvas"], descendants: true, static: true }], ngImport: i0__namespace, template: "<canvas #canvas class=\"nc-shape-grid-canvas\" [style.background-color]=\"ncBgColor\"></canvas>\r\n<div class=\"nc-content-wrapper\">\r\n <ng-content></ng-content>\r\n</div>", styles: [":host{display:block;position:relative;width:100%;height:100%;overflow:hidden}.nc-shape-grid-canvas{position:absolute;inset:0;z-index:0;width:100%;height:100%;border:none;display:block;pointer-events:none}.nc-content-wrapper{position:relative;z-index:1;width:100%;height:100%}\n"] });
i0__namespace.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "12.1.5", ngImport: i0__namespace, type: ShapeGridBackgroundComponent, decorators: [{
type: i0.Component,
args: [{
selector: 'nc-shape-grid-background',
templateUrl: './shape-grid-background.component.html',
styleUrls: ['./shape-grid-background.component.less']
}]
}], ctorParameters: function () { return [{ type: i0__namespace.NgZone }]; }, propDecorators: { canvasRef: [{
type: i0.ViewChild,
args: ['canvas', { static: true }]
}], ncDirection: [{
type: i0.Input
}], ncSpeed: [{
type: i0.Input
}], ncBorderColor: [{
type: i0.Input
}], ncSquareSize: [{
type: i0.Input
}], ncHoverFillColor: [{
type: i0.Input
}], ncShape: [{
type: i0.Input
}], ncHoverTrailAmount: [{
type: i0.Input
}], ncBgColor: [{
type: i0.Input
}], onMouseMove: [{
type: i0.HostListener,
args: ['mousemove', ['$event']]
}], onMouseLeave: [{
type: i0.HostListener,
args: ['mouseleave']
}] } });
var NcShapeGridBackgroundModule = /** @class */ (function () {
function NcShapeGridBackgroundModule() {
}
return NcShapeGridBackgroundModule;
}());
NcShapeGridBackgroundModule.ɵfac = i0__namespace.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "12.1.5", ngImport: i0__namespace, type: NcShapeGridBackgroundModule, deps: [], target: i0__namespace.ɵɵFactoryTarget.NgModule });
NcShapeGridBackgroundModule.ɵmod = i0__namespace.ɵɵngDeclareNgModule({ minVersion: "12.0.0", version: "12.1.5", ngImport: i0__namespace, type: NcShapeGridBackgroundModule, declarations: [ShapeGridBackgroundComponent], imports: [common.CommonModule], exports: [ShapeGridBackgroundComponent] });
NcShapeGridBackgroundModule.ɵinj = i0__namespace.ɵɵngDeclareInjector({ minVersion: "12.0.0", version: "12.1.5", ngImport: i0__namespace, type: NcShapeGridBackgroundModule, imports: [[
common.CommonModule
]] });
i0__namespace.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "12.1.5", ngImport: i0__namespace, type: NcShapeGridBackgroundModule, decorators: [{
type: i0.NgModule,
args: [{
declarations: [
ShapeGridBackgroundComponent
],
imports: [
common.CommonModule
],
exports: [
ShapeGridBackgroundComponent
]
}]
}] });
/**
* Generated bundle index. Do not edit.
*/
exports.NcShapeGridBackgroundModule = NcShapeGridBackgroundModule;
exports.ShapeGridBackgroundComponent = ShapeGridBackgroundComponent;
Object.defineProperty(exports, '__esModule', { value: true });
}));
//# sourceMappingURL=ng-cw-v12-shape-grid-background.umd.js.map