hefan/LiveProjectIOS.git

			@@ -5,46 +5,252 @@
			// Created by 倪路朋 on 6/25/25.
			//

			import Foundation
			import UIKit
			import AVFoundation
			import SwiftUI
			import MetalKit

			struct LiveActivity: View {

			@State private var showDeviceDialog = false
			@State private var showInputDialog = false

			@State private var streamRate = Float(9/16.0);
			@State private var fpsState = 30;
			@State private var mainSize: CGSize = .init(width: 100, height: 100)

			@State private var displaySize : CGSize = .zero;

			@State private var devices = [DeviceInfo(name: "相机", type: .CAMERA, deviceId: UUID().uuidString,icon: Icons.CAMERA),
			DeviceInfo(name: "话筒", type: .MICROPHONE,deviceId: UUID().uuidString,icon: Icons.MIC),
			DeviceInfo(name: "系统", type: .SYSTEM,deviceId : UUID().uuidString,icon: Icons.PORTRAIT)]

			@State private var miniWindows:Array<MiniWindowData> = []

			@StateObject private var mViewModel = LiveViewModel()

			var body: some View {
			NavigationView{
			ZStack{
			Color.clear
			.ignoresSafeArea() // 填满全屏
			ZStack{
			let optionalIntBinding = Binding<Int?>(
			get: { 0 },
			set: { newValue in }
			)
			VideoRendererView(pixelBuffer: $mViewModel.pixelBuffer,rotate: optionalIntBinding).background(Color.black).frame(width: mainSize.width,height:mainSize.height)
			.frame(maxWidth: .infinity,maxHeight: .infinity,alignment: .topTrailing)

			}.border(Color.blue).clipped()
			.overlay(
			ForEach(miniWindows, id: \.id) { miniWindow in
			NewMiniWindow(miniData: miniWindow)
			}
			)

			VStack{
			Spacer()
			BottomBtns().frame(alignment: .bottom).border(Color.green)
			}
			if showInputDialog{
			DialogInput()
			}
			}.frame(minWidth: 0, maxWidth: .infinity, minHeight: 0, maxHeight: .infinity, alignment: .topLeading)
			.background(
			GeometryReader { geometry in
			Color.clear
			.onAppear {
			displaySize = geometry.size;
			updateWindowSize()
			print("displaySize:\(displaySize)")
			}
			.onChange(of: geometry.size) { newSize in
			displaySize = newSize;
			updateWindowSize()
			print("displaySize:\(displaySize)")
			}
			})
			.border(Color.red)
			.clipped()
			.onDisappear {
			print("onDisappear 视图消失了！")

			}.onAppear {
			print("onAppear 视图出现了！")
			}
			}

			func updateWindowSize(){
			var rate : Float = Float(displaySize.width)/Float(displaySize.height);
			if(rate != streamRate) {
			var mainWidth = 0.0;
			var mainHeight = 0.0;
			if(rate < streamRate){
			mainWidth = displaySize.width;
			if(9.0/16 == streamRate){
			mainHeight = (mainWidth / 9.0 * 16);
			}else{
			mainHeight = (mainWidth / 16.0 * 9);
			}
			}else{
			mainHeight = displaySize.height;
			if(9.0 / 16 == streamRate){
			mainWidth = (mainHeight / 16.0 * 9);
			}else{
			mainWidth = (mainHeight / 9.0 * 16);
			}
			}
			if(mainSize.width != CGFloat(mainWidth) \|\| mainSize.height != CGFloat(mainHeight)){
			mainSize = .init(width: mainWidth, height: mainHeight);
			}
			}else{
			if(mainSize.width != displaySize.width \|\| mainSize.height != displaySize.height){
			mainSize = .init(width: displaySize.width, height: displaySize.height);
			}
			}
			print("updateWindow:\(mainSize)")
			}
			}

			struct Bottombtns:View {
			var body: some View {

			func DialogInput(onCancel:() ->Void = {},onConfirm:() -> Void = {}) -> some View{
			ZStack{
			Color.black.opacity(0.4)
			.edgesIgnoringSafeArea(.all)
			.onTapGesture {
			withAnimation {
			showInputDialog = false
			}
			}
			VStack {
			VStack(alignment: .leading, spacing: 40) {
			Text("请输入直播地址")
			.font(Font.system(size: 20))
			LTextField().environmentObject(LText())
			HStack{
			Spacer()
			Button(action:{
			showInputDialog.toggle();
			}){
			Text("取消")
			.font(Font.system(size: 20))
			.foregroundColor(Color.gray)
			}

			Spacer().frame(width: 30)
			Button(action:{
			showInputDialog.toggle();
			}){
			Text("确认")
			.font(Font.system(size: 20))
			.foregroundColor(Color.colorTextLink)
			}

			}
			}
			.padding(30)
			.background(Color.white)
			.cornerRadius(20)
			.transition(.move(edge: .bottom))
			}
			.padding(60)
			.zIndex(1)
			.animation(.default, value: devices)
			}
			}

			func DialogDevices() -> some View{
			VStack{

			VStack(spacing: 20) {
			Spacer().frame(height:20)
			FlowLayout(){

			ForEach(devices, id: \.self) { device in
			MButton(icon: device.icon,text: device.name){
			var miniData = MiniWindowData(streamType: device.type);
			switch device.type{
			case .CAMERA:
			miniData.hasAudio = false;
			miniData.hasVideo = true;
			break;
			case .MICROPHONE:
			miniData.hasAudio = true;
			miniData.hasVideo = false;
			break;
			case .VIDEO:
			miniData.hasAudio = true;
			miniData.hasVideo = true;
			miniData.speakerState = .MUTE;
			break;
			case .PICTURE:
			miniData.hasVideo = true;
			miniData.hasAudio = false;
			break;
			default:
			break
			}
			miniData.mainSize = mainSize
			miniData.name = device.name;
			mViewModel.newWindowAction(minidata: miniData){ status in
			withAnimation{
			showDeviceDialog = false;
			}

			miniWindows.append(miniData);
			}
			print("\(device.name) \(device.type) click \(self.miniWindows.count)")
			}
			}
			}
			}
			.frame(maxWidth: .infinity,alignment:.leading)
			.padding()
			}
			.frame(maxHeight: .infinity,alignment:.topLeading)
			}

			func BottomBtns() -> some View{
			VStack{

			HStack(){
			MButton(icon: IconPortrait()){

			//横竖屏控制
			MButton(icon:streamRate == (9/16.0) ? Icons.PORTRAIT : Icons.LANDSCAPE ){
			streamRate = streamRate == (9/16.0) ? (16/9.0) : (9/16.0)
			updateWindowSize()
			}
			MButton(text: "30帧"){

			// fps 控制
			MButton(text: "\(fpsState)帧"){
			fpsState = fpsState == 30 ? 60 : 30;
			}
			//添加推流地址
			MButton(valid: .INVALID,text: "+"){

			}
			}
			HStack{
			LButton(text: "设备"){

			}
			print("Click 设备 button")
			showDeviceDialog.toggle()
			}.sheet(isPresented:$showDeviceDialog, content: {
			VStack {
			ScrollView {
			DialogDevices()
			}
			}
			.presentationDetents([.height(200),.medium])
			})
			LButton(text: "RTMP"){

			print("Click RTMP button")
			withAnimation{
			showInputDialog.toggle()
			}
			}
			LButton(text: "文件"){
			/*ﬂLButton(text: "文件"){

			}
			}*/
			LButton(text: "文本"){

			print("Click 文本 button")
			withAnimation{
			showInputDialog.toggle()
			}
			}
			}
			HStack{
			@@ -54,11 +260,23 @@
			}
			}
			}

			func NewMiniWindow(miniData:MiniWindowData) -> some View{
			return MiniWindow(miniData: miniData)
			.frame(maxWidth: .infinity,maxHeight: .infinity,alignment: .topLeading)
			.onCloseClick {
			guard let index = miniWindows.firstIndex(where: { $0.id == miniData.id }) else { return }
			miniWindows.remove(at: index)
			mViewModel.closeWindowAction(miniData: miniData)
			}
			}

			}

			struct LiveActivity_Previews: PreviewProvider{

			struct LiveActivity_BottomBtns_Previews: PreviewProvider{
			static var previews: some View {
			Bottombtns();
			LiveActivity();
			}

			}