Animation 使用等效的Javascript SetTimeOut()函数在Blazor.net上制作动画
问题: 在过去,我能够在Javascript中使用SetimeOut函数制作动画。 下面是一个球落下的代码:Animation 使用等效的Javascript SetTimeOut()函数在Blazor.net上制作动画,animation,settimeout,sleep,blazor,.net-standard,Animation,Settimeout,Sleep,Blazor,.net Standard,问题: 在过去,我能够在Javascript中使用SetimeOut函数制作动画。 下面是一个球落下的代码: var ball = <HTMLElement>document.getElementById("ball"); ball.setAttribute("style", "fill:blue"); var inc2: number = 0; var timet = document.getElementById("timeT"); timet.setAttribute("y"
var ball = <HTMLElement>document.getElementById("ball");
ball.setAttribute("style", "fill:blue");
var inc2: number = 0;
var timet = document.getElementById("timeT");
timet.setAttribute("y", "420");
//time=200 ms // 1m is 3780 pixel // 400 pixels are 2m / ball is falling from 2m // g=10m/s
fallt2();
var timet2 = document.getElementById("timeT2");
timet2.setAttribute("y", "440");
var tiem = new Date();
var mili = tiem.getMilliseconds();
var dated = Date.now();
function fallt2() {
//while (inc2 <= 400) {
let ii = 0; //200 ms in 8 then 25 ms // 400 px high
//let slow = 3;
for (; inc2 <= 400; inc2 += 2)//px //10
{
goodST2(inc2, ii);
ii += 25;
}
}
function goodST2(i: number, ii: number) {
setTimeout(() => {
ball.setAttribute("transform", `translate(0 ${i})`);
var newdate = Date.now();
var newdiff = newdate - dated;
mili += 25;
timet.innerHTML = mili.toString();
timet2.innerHTML = newdiff.toString();
}, ii);
}
所以,请帮助我使用一个.net标准函数,例如adeing.sleep在Blazor中制作动画。
谢谢
这就是我所尝试的:
@*<svg width="12cm" height="4cm" viewBox="0 0 1200 400">*@
@*<button class="btn btn-primary" @onclick="transformar">Ver caer</button>*@
<button class="btn btn-primary" @onclick="tt">Ver caer</button>
<div>
<svg viewBox="0 0 100 100">
@*<circle cx="10" cy="@c1" r="5" fill="blue" stroke="black" stroke-width="0.2" transform="translate(10,@c1)">*@
<circle cx="10" cy="8" r="5" fill="blue" stroke="black" stroke-width="0.2" transform="translate(10,@c1)">
@*<animate attributeName="cy" attributeType="XML" begin="0s" dur="4s" from="8" to="28" fill="remove" />*@
</circle>
<rect x="10" y="25" width="4" height="4" fill="red" stroke="black" stroke-width="0.5">
@*<animate attributeName="rx" values="0;5;0" dur="10s" repeatCount="indefinite"></animate>*@
</rect>
</svg>
</div>
</div>
@{tt(); }
@code {
private void transformar()
{
c1++;
}
// Demonstrates how a parent component can supply parameters
[Parameter]
public string Saludos { get; set; }
string Saludos2 = "Hola Diego";
public bool bA { get; set; }
[Parameter] public EventCallback<bool> TransitionEnded { get; set; }
int c1 = 8;
void tt()
{
System.Timers.Timer t = new System.Timers.Timer();
t.Interval = 500;
t.AutoReset = true;
t.Enabled = true;
t.Start();
for (var i = 0; i < 16; i++)
{
t.Elapsed += ett;
}
t.Stop();
}
public void ett(Object source, System.Timers.ElapsedEventArgs e)
{
caer2();
}
void caer2()
{ c1++; }
//SetTimer(c1);
//public int c1 { get; set; } = 8;
//for(var i=10;i<22;i++>)
// {
// }
private static System.Timers.Timer aTimer;
private static void SetTimer(int c1)
{
aTimer = new System.Timers.Timer(500);
//aTimer.Elapsed += caer(c1); //OntimedEvent;
aTimer.AutoReset = true;
aTimer.Enabled = true;
}
//private static void caer(Object source, System.Timers.ElapsedEventArgs e, int s)
private void caer()
{
int dormir = 0;
for (var i=0;i<16;i++)
{
c1++;
//SurveyPrompt2.c1 c1++;
//System.Timers.Timer(500);
//Task.Run(()=>CaerAnimate());
//System.Threading.Thread.Sleep(200);
//esperar(dormir+200);
//Task.WaitAll(Task.Delay(100));
}
}
void esperar(int d)
{
System.Threading.Thread.Sleep(d);
}
async Task CaerAnimate()
{
bA = !bA;
await Task.Delay(10600);
await TransitionEnded.InvokeAsync(bA);
//var tcs = new TaskCompletionSource<bool>();
//DateTime endT = DateTime.Now.AddMilliseconds(3000);
//while (DateTime.Now<endT)
//{
//await Task.Delay(10000000);
//c1++;
//}
//return tcs.Task;
//await System.Threading.Thread.Sleep(100);
}
}
我尝试了定时器,但不工作,或者我不知道如何实现。提前感谢。我删除了所有额外的代码位以保持干净 河狸 @代码{ int c1=8; 专用静态系统定时器定时器定时器; 无效tt { 如果aTimer为空 { aTimer=新System.Timers.Timer500; aTimer.appeased+=sender,args=>{c1=c1>16-8:c1+1;invokeasyncstatechanged;}; aTimer.AutoReset=true; aTimer.Enabled=true; } 其他的 { 停下来; a.处理; aTimer=null; } } } 您可以使用计时器,但在经过的事件中,您需要调用StateHasChanged来标记要呈现的组件-您应该通过InvokeAsync来完成这一操作,以确保它发生在呈现器上下文中 请在此处查看它的实际操作: