feat:定时器timer.h实现

2024-06-23 00:51:16 +08:00
1 parent bb26c1af32
commit 52e4856708
@@ -0,0 +1,63 @@
+###############################################################################
+# Set default behavior to automatically normalize line endings.
+###############################################################################
+* text=auto
+
+###############################################################################
+# Set default behavior for command prompt diff.
+#
+# This is need for earlier builds of msysgit that does not have it on by
+# default for csharp files.
+# Note: This is only used by command line
+###############################################################################
+#*.cs     diff=csharp
+
+###############################################################################
+# Set the merge driver for project and solution files
+#
+# Merging from the command prompt will add diff markers to the files if there
+# are conflicts (Merging from VS is not affected by the settings below, in VS
+# the diff markers are never inserted). Diff markers may cause the following 
+# file extensions to fail to load in VS. An alternative would be to treat
+# these files as binary and thus will always conflict and require user
+# intervention with every merge. To do so, just uncomment the entries below
+###############################################################################
+#*.sln       merge=binary
+#*.csproj    merge=binary
+#*.vbproj    merge=binary
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+#*.dbproj    merge=binary
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+#*.wixproj   merge=binary
+#*.modelproj merge=binary
+#*.sqlproj   merge=binary
+#*.wwaproj   merge=binary
+
+###############################################################################
+# behavior for image files
+#
+# image files are treated as binary by default.
+###############################################################################
+#*.jpg   binary
+#*.png   binary
+#*.gif   binary
+
+###############################################################################
+# diff behavior for common document formats
+# 
+# Convert binary document formats to text before diffing them. This feature
+# is only available from the command line. Turn it on by uncommenting the 
+# entries below.
+###############################################################################
+#*.doc   diff=astextplain
+#*.DOC   diff=astextplain
+#*.docx  diff=astextplain
+#*.DOCX  diff=astextplain
+#*.dot   diff=astextplain
+#*.DOT   diff=astextplain
+#*.pdf   diff=astextplain
+#*.PDF   diff=astextplain
+#*.rtf   diff=astextplain
+#*.RTF   diff=astextplain
@@ -0,0 +1,363 @@
+## Ignore Visual Studio temporary files, build results, and
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+# The packages folder can be ignored because of Package Restore
+**/[Pp]ackages/*
+# except build/, which is used as an MSBuild target.
+!**/[Pp]ackages/build/
+# Uncomment if necessary however generally it will be regenerated when needed
+#!**/[Pp]ackages/repositories.config
+# NuGet v3's project.json files produces more ignorable files
+*.nuget.props
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+# Microsoft Azure Build Output
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+
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+# Windows Store app package directories and files
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+Package.StoreAssociation.xml
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+*.appxbundle
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+# Visual Studio cache files
+# files ending in .cache can be ignored
+*.[Cc]ache
+# but keep track of directories ending in .cache
+!?*.[Cc]ache/
+
+# Others
+ClientBin/
+~$*
+*~
+*.dbmdl
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+*.jfm
+*.pfx
+*.publishsettings
+orleans.codegen.cs
+
+# Including strong name files can present a security risk
+# (https://github.com/github/gitignore/pull/2483#issue-259490424)
+#*.snk
+
+# Since there are multiple workflows, uncomment next line to ignore bower_components
+# (https://github.com/github/gitignore/pull/1529#issuecomment-104372622)
+#bower_components/
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+# RIA/Silverlight projects
+Generated_Code/
+
+# Backup & report files from converting an old project file
+# to a newer Visual Studio version. Backup files are not needed,
+# because we have git ;-)
+_UpgradeReport_Files/
+Backup*/
+UpgradeLog*.XML
+UpgradeLog*.htm
+ServiceFabricBackup/
+*.rptproj.bak
+
+# SQL Server files
+*.mdf
+*.ldf
+*.ndf
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+# Business Intelligence projects
+*.rdl.data
+*.bim.layout
+*.bim_*.settings
+*.rptproj.rsuser
+*- [Bb]ackup.rdl
+*- [Bb]ackup ([0-9]).rdl
+*- [Bb]ackup ([0-9][0-9]).rdl
+
+# Microsoft Fakes
+FakesAssemblies/
+
+# GhostDoc plugin setting file
+*.GhostDoc.xml
+
+# Node.js Tools for Visual Studio
+.ntvs_analysis.dat
+node_modules/
+
+# Visual Studio 6 build log
+*.plg
+
+# Visual Studio 6 workspace options file
+*.opt
+
+# Visual Studio 6 auto-generated workspace file (contains which files were open etc.)
+*.vbw
+
+# Visual Studio LightSwitch build output
+**/*.HTMLClient/GeneratedArtifacts
+**/*.DesktopClient/GeneratedArtifacts
+**/*.DesktopClient/ModelManifest.xml
+**/*.Server/GeneratedArtifacts
+**/*.Server/ModelManifest.xml
+_Pvt_Extensions
+
+# Paket dependency manager
+.paket/paket.exe
+paket-files/
+
+# FAKE - F# Make
+.fake/
+
+# CodeRush personal settings
+.cr/personal
+
+# Python Tools for Visual Studio (PTVS)
+__pycache__/
+*.pyc
+
+# Cake - Uncomment if you are using it
+# tools/**
+# !tools/packages.config
+
+# Tabs Studio
+*.tss
+
+# Telerik's JustMock configuration file
+*.jmconfig
+
+# BizTalk build output
+*.btp.cs
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+*.odx.cs
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+# OpenCover UI analysis results
+OpenCover/
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+ASALocalRun/
+
+# MSBuild Binary and Structured Log
+*.binlog
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+.mfractor/
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+
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+healthchecksdb
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+# Backup folder for Package Reference Convert tool in Visual Studio 2017
+MigrationBackup/
+
+# Ionide (cross platform F# VS Code tools) working folder
+.ionide/
+
+# Fody - auto-generated XML schema
+FodyWeavers.xsd
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+      <ConformanceMode>true</ConformanceMode>
+      <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
+      <AdditionalIncludeDirectories>..\ThirdParty\cJSON\include;..\ThirdParty\SDL2\include;..\ThirdParty\SDL2_gfx\include;..\ThirdParty\SDL2_image\include;..\ThirdParty\SDL2_mixer\include;..\ThirdParty\SDL2_ttf\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
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+      <AdditionalDependencies>SDL2.lib;SDL2main.lib;SDL2_gfx.lib;SDL2_image.lib;SDL2_mixer.lib;SDL2_ttf.lib;%(AdditionalDependencies)</AdditionalDependencies>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemGroup>
+    <ClCompile Include="..\ThirdParty\cJSON\cJSON.c" />
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+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <Filter Include="源文件">
+      <UniqueIdentifier>{4FC737F1-C7A5-4376-A066-2A32D752A2FF}</UniqueIdentifier>
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+      <Extensions>h;hh;hpp;hxx;h++;hm;inl;inc;ipp;xsd</Extensions>
+    </Filter>
+    <Filter Include="资源文件">
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+      <Extensions>rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav;mfcribbon-ms</Extensions>
+    </Filter>
+    <Filter Include="源文件\cJSON">
+      <UniqueIdentifier>{7d0d6268-0c15-499e-95bc-66055dc7d402}</UniqueIdentifier>
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+    <ClCompile Include="..\ThirdParty\cJSON\cJSON.c">
+      <Filter>源文件\cJSON</Filter>
+    </ClCompile>
+  </ItemGroup>
+</Project>
@@ -0,0 +1,164 @@
+#define SDL_MAIN_HANDLED
+
+#include <iostream>
+#include <fstream>
+#include <sstream>
+
+#include <cJSON.h>
+#include <SDL.h>
+#include <SDL_ttf.h>
+#include <SDL_mixer.h>
+#include <SDL_image.h>
+#include <SDL2_gfxPrimitives.h>
+
+
+void test_json()
+{
+	std::ifstream file("test.json");
+	if (!file.good())
+	{
+		std::cout << "无法打开文件" << std::endl;
+		return;
+	}
+
+	std::stringstream str_stream;
+	str_stream << file.rdbuf();
+	file.close();
+
+	cJSON* json_root = cJSON_Parse(str_stream.str().c_str());
+	
+	cJSON* json_name = cJSON_GetObjectItem(json_root, "name");
+	cJSON* json_age = cJSON_GetObjectItem(json_root, "age");
+	cJSON* json_pets = cJSON_GetObjectItem(json_root, "pets");
+
+	std::cout << json_name->string << ":" << json_name->valuestring << std::endl;
+	std::cout << json_age->string << ":" << json_age->valueint << std::endl;
+
+	std::cout << json_pets->string << ":" << std::endl;
+
+	cJSON* json_item = nullptr;
+	cJSON_ArrayForEach(json_item, json_pets)
+	{
+		std::cout << "\t" << json_item->valuestring << std::endl;
+	}
+}
+
+
+void test_csv()
+{
+	std::ifstream file("test.csv");
+	if (!file.good())
+	{
+		std::cout << "无法打开文件" << std::endl;
+		return;
+	}
+
+	std::string str_line;
+	while (std::getline(file, str_line))
+	{
+		std::string str_grid;
+		std::stringstream str_stream(str_line);
+		while (std::getline(str_stream, str_grid, ','))
+		{
+			std::cout << str_grid << " ";
+		}
+
+		std::cout << std::endl;	
+	}
+
+	file.close();
+}
+
+int main()
+{
+	test_json();
+	std::cout << "============================" << std::endl;
+	test_csv();
+
+	SDL_Init(SDL_INIT_EVERYTHING);
+	IMG_Init(IMG_INIT_JPG | IMG_INIT_PNG);
+	Mix_Init(MIX_INIT_MP3);
+	TTF_Init();
+
+	Mix_OpenAudio(44100, MIX_DEFAULT_FORMAT, 2, 2048);
+
+//创建窗口和与之关联的渲染器
+	SDL_Window* window = SDL_CreateWindow(u8"你好，世界 ", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 1280, 720, SDL_WINDOW_SHOWN);
+	SDL_Renderer* renderer = SDL_CreateRenderer(window,-1,SDL_RENDERER_ACCELERATED);
+
+//加载图像并创建纹理
+	SDL_Surface* suf_img = IMG_Load("avatar.jpg");	
+	SDL_Texture* tex_img = SDL_CreateTextureFromSurface(renderer,suf_img);
+
+	TTF_Font* font = TTF_OpenFont("ipix.ttf", 32);
+	SDL_Color color = { 255,255,255,255 };
+	SDL_Surface* suf_text = TTF_RenderUTF8_Blended(font, u8"你好，世界", color);
+	SDL_Texture* tex_text = SDL_CreateTextureFromSurface(renderer, suf_text);
+
+	Mix_Music* music = Mix_LoadMUS("music.mp3");
+	Mix_FadeInMusic(music, -1, 1500);
+
+	int fps = 60;
+
+	bool is_quit = false;
+
+	SDL_Event event;
+	SDL_Point pos_cursor = { 0,0 };
+	SDL_Rect rect_img,rect_text;
+	Uint64 last_counter = SDL_GetPerformanceCounter();
+	Uint64 counter_freq = SDL_GetPerformanceFrequency();
+
+
+	rect_img.w = suf_img->w;
+	rect_img.h = suf_img->h;
+
+	rect_text.w = suf_text->w;
+	rect_text.h = suf_text->h;
+
+	while (!is_quit)
+	{
+		while (SDL_PollEvent(&event))
+		{
+			if (event.type == SDL_QUIT)
+			{
+				is_quit = true;
+			}
+			else if (event.type == SDL_MOUSEMOTION)
+			{
+				pos_cursor.x = event.motion.x;
+				pos_cursor.y = event.motion.y;
+			}
+		}
+
+		Uint64 current_counter = SDL_GetPerformanceCounter();
+		double delta = (double)(current_counter - last_counter) / counter_freq;
+		last_counter = current_counter;
+		if (delta * 1000 < 1000.0 / 60)
+			SDL_Delay((Uint32)1000.0 / 60 - delta * 1000); 
+
+		//处理数据
+		rect_img.x = pos_cursor.x;
+		rect_img.y = pos_cursor.y;
+		
+		rect_text.x = pos_cursor.x;
+		rect_text.y = pos_cursor.y;
+
+		SDL_SetRenderDrawColor(renderer, 0, 0, 0, 255);
+		SDL_RenderClear(renderer);//清除渲染器
+
+		//渲染绘图
+		SDL_RenderCopy(renderer, tex_img, nullptr, &rect_img);//复制纹理到渲染器
+		filledCircleRGBA(renderer, pos_cursor.x, pos_cursor.y, 50, 255, 0, 0, 125);
+		SDL_RenderCopy(renderer, tex_text, nullptr, &rect_text);
+
+		SDL_RenderPresent(renderer);//更新屏幕显示
+
+	}	
+
+	return 0; 
+}
+
+
+
+/**SDL_FreeSurface：释放不再需要的 SDL_Surface。
+ SDL_DestroyTexture、SDL_DestroyRenderer 和 SDL_DestroyWindow：销毁纹理、渲染器和窗口。**/
@@ -0,0 +1,3 @@
+1	2	3
+4	5	6
+7	8	9
@@ -0,0 +1,5 @@
+{
+  "name": "XiaoMing",
+  "age": 18,
+  "pets": ["dog","cat","bird"]
+}
@@ -0,0 +1,41 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.9.34728.123
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "TdGame", "TdGame\TdGame.vcxproj", "{98C6606E-2E9D-498E-AB80-716C68804C38}"
+EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "Demo", "Demo\Demo.vcxproj", "{247F6E68-630B-4D00-8A00-CB8EC1F4A6E4}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{98C6606E-2E9D-498E-AB80-716C68804C38}.Debug|x64.ActiveCfg = Debug|x64
+		{98C6606E-2E9D-498E-AB80-716C68804C38}.Debug|x64.Build.0 = Debug|x64
+		{98C6606E-2E9D-498E-AB80-716C68804C38}.Debug|x86.ActiveCfg = Debug|Win32
+		{98C6606E-2E9D-498E-AB80-716C68804C38}.Debug|x86.Build.0 = Debug|Win32
+		{98C6606E-2E9D-498E-AB80-716C68804C38}.Release|x64.ActiveCfg = Release|x64
+		{98C6606E-2E9D-498E-AB80-716C68804C38}.Release|x64.Build.0 = Release|x64
+		{98C6606E-2E9D-498E-AB80-716C68804C38}.Release|x86.ActiveCfg = Release|Win32
+		{98C6606E-2E9D-498E-AB80-716C68804C38}.Release|x86.Build.0 = Release|Win32
+		{247F6E68-630B-4D00-8A00-CB8EC1F4A6E4}.Debug|x64.ActiveCfg = Debug|x64
+		{247F6E68-630B-4D00-8A00-CB8EC1F4A6E4}.Debug|x64.Build.0 = Debug|x64
+		{247F6E68-630B-4D00-8A00-CB8EC1F4A6E4}.Debug|x86.ActiveCfg = Debug|Win32
+		{247F6E68-630B-4D00-8A00-CB8EC1F4A6E4}.Debug|x86.Build.0 = Debug|Win32
+		{247F6E68-630B-4D00-8A00-CB8EC1F4A6E4}.Release|x64.ActiveCfg = Release|x64
+		{247F6E68-630B-4D00-8A00-CB8EC1F4A6E4}.Release|x64.Build.0 = Release|x64
+		{247F6E68-630B-4D00-8A00-CB8EC1F4A6E4}.Release|x86.ActiveCfg = Release|Win32
+		{247F6E68-630B-4D00-8A00-CB8EC1F4A6E4}.Release|x86.Build.0 = Release|Win32
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {2B493833-818C-43A8-92CC-36AE3E75D64B}
+	EndGlobalSection
+EndGlobal
@@ -144,6 +144,7 @@
    <ClInclude Include="resources_manager.h" />
    <ClInclude Include="route.h" />
    <ClInclude Include="tile.h" />
+    <ClInclude Include="timer.h" />
    <ClInclude Include="wave.h" />
  </ItemGroup>
  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
@@ -59,5 +59,8 @@
    <ClInclude Include="resources_manager.h">
      <Filter>头文件\manager</Filter>
    </ClInclude>
+    <ClInclude Include="timer.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
  </ItemGroup>
 </Project>
@@ -0,0 +1,76 @@
+#pragma once
+#ifndef _TIMER_H_
+#define _TIMER_H_
+
+#include <functional>
+
+class Timer
+{
+public:
+	Timer() = default;
+	~Timer() = default;
+
+	void restart()
+	{
+		pass_time = 0;
+		shotted = false;
+	}
+
+	void set_wait_time(double val)
+	{
+		wait_time = val;
+	}
+
+	void set_one_shot(bool flag)
+	{
+		one_shot = flag;
+	}
+
+	void set_on_timeout(std::function<void()> on_timeout)
+	{
+		this->on_timeout = on_timeout;
+	}
+
+	void pause()
+	{
+		paused = true;
+	}
+
+	void resume()
+	{
+		paused = false;
+	}
+	
+	//帧更新函数
+	void on_update(double delta)
+	{
+		if (paused) return;
+		pass_time += delta;
+		if (pass_time >= wait_time)
+		{
+			bool can_shot = (!one_shot || (one_shot && !shotted));
+			shotted = true;
+			if (can_shot && on_timeout)
+				on_timeout;
+
+			pass_time -= wait_time;
+		}
+	}
+private:
+	//创建计时器开始过去多少时间
+	double pass_time = 0;
+	//等待多久触发定时器
+	double wait_time = 0;
+	//标注计时器是否暂停
+	bool paused = false;
+
+	//如果是单次触发，记录状态，不可再次触发
+	bool shotted = false;
+	//是否是单次触发
+	bool one_shot = false;
+
+	std::function<void()> on_timeout;
+};
+
+
+#endif