//
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// LiveActivity.swift
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// LiveProject
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//
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// Created by 倪路朋 on 6/25/25.
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//
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import Foundation
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import SwiftUI
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import WrappingHStack
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struct LiveActivity: View {
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@State private var pixelBuffer: CVPixelBuffer?
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@State private var showDeviceDialog = false
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@State private var streamRate = Float(9/16.0);
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@State private var mainSize: CGSize = .init(width: 100, height: 100)
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@State private var devices = [DeviceInfo(name: "相机", type: .CAMERA(), deviceId: "相机"),
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DeviceInfo(name: "话筒", type: .MICROPHONE(),deviceId: "话筒"),
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DeviceInfo(name: "系统", type: .SYSTEM(),deviceId : "系统")]
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var body: some View {
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ZStack{
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Color.clear
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.ignoresSafeArea() // 填满全屏
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VStack{
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VideoRendererView(renderer: MetalRenderer()).background(Color.black).frame(width: mainSize.width,height:mainSize.height)
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Spacer()
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}.border(Color.blue)
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VStack{
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Spacer()
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BottomBtns().frame(alignment: .bottom).border(Color.green)
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}
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if showDeviceDialog {
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DialogDevices()
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}
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}.frame(minWidth: 0, maxWidth: .infinity, minHeight: 0, maxHeight: .infinity, alignment: .topLeading)
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.background(
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GeometryReader { geometry in
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Color.clear
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.onAppear {
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updateWindowSize(width: Int(geometry.size.width), height: Int(geometry.size.height))
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}
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.onChange(of: geometry.size) { newSize in
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updateWindowSize(width: Int(newSize.width), height: Int(newSize.height))
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}
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})
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.border(Color.red)
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.onDisappear {
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print("onDisappear 视图消失了！")
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}.onAppear {
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print("onAppear 视图出现了！")
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}
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}
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func updateWindowSize(width:Int,height:Int){
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var rate : Float = Float(width)/Float(height);
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if(rate != streamRate) {
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var mainWidth = 0;
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var mainHeight = 0;
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if(rate < streamRate){
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mainWidth = width;
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if(9.0/16 == streamRate){
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mainHeight = (mainWidth / 9 * 16);
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}else{
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mainHeight = (mainWidth / 16 * 9);
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}
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}else{
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mainHeight = height;
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if(9.0 / 16 == streamRate){
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mainWidth = (mainHeight / 16 * 9);
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}else{
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mainWidth = (mainHeight / 9 * 16);
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}
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}
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if(mainSize.width != CGFloat(mainWidth) || mainSize.height != CGFloat(mainHeight)){
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mainSize = .init(width: mainWidth, height: mainHeight);
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}
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}else{
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if(mainSize.width != CGFloat(width) || mainSize.height != CGFloat(height)){
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mainSize = .init(width: width, height: height);
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}
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}
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//Log.w(TAG , "onSizeChanged: ${mainWindowSize.value}" , )
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}
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func DialogDevices() -> some View{
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ZStack{
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Color.black.opacity(0.4)
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.edgesIgnoringSafeArea(.all)
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.onTapGesture {
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withAnimation {
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showDeviceDialog = false
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}
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}
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VStack {
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Spacer()
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VStack(spacing: 20) {
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Spacer().frame(height:40)
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FlowLayout(devices){ device in
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MButton(text:device.name){
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}
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}
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.padding()
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.animation(.default, value: devices)
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}
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.frame(maxWidth: .infinity)
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.padding()
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.background(Color.white)
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.cornerRadius(20)
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.transition(.move(edge: .bottom))
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}
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.zIndex(1)
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}
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}
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func BottomBtns() -> some View{
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VStack{
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HStack(){
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MButton(icon: IconPortrait()){
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}
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MButton(text: "30帧"){
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}
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MButton(valid: .INVALID,text: "+"){
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}
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}
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HStack{
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LButton(text: "设备"){
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print("Click 设备 button")
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withAnimation{
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showDeviceDialog.toggle()
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}
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}
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LButton(text: "RTMP"){
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}
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/*flLButton(text: "文件"){
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}*/
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LButton(text: "文本"){
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}
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}
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HStack{
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Text("编码正常").font(Font.system(size: 14)).foregroundColor(Color.init("ColorGreen"))
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Text("推流正常").font(Font.system(size: 14)).foregroundColor(Color.init("ColorGreen"))
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Text("内存正常").font(Font.system(size: 14)).foregroundColor(Color.init("ColorGreen"))
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}
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}
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}
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}
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struct LiveActivity_BottomBtns_Previews: PreviewProvider{
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static var previews: some View {
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LiveActivity();
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}
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}
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