using UnityEngine;
using System.Collections;
using System;
using System.Runtime.InteropServices;
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
public class OpenFileName
{
public int structSize = 0;
public IntPtr dlgOwner = IntPtr.Zero;
public IntPtr instance = IntPtr.Zero;
public String filter = null;
public String customFilter = null;
public int maxCustFilter = 0;
public int filterIndex = 0;
public String file = null;
public int maxFile = 0;
public String fileTitle = null;
public int maxFileTitle = 0;
public String initialDir = null;
public String title = null;
public int flags = 0;
public short fileOffset = 0;
public short fileExtension = 0;
public String defExt = null;
public IntPtr custData = IntPtr.Zero;
public IntPtr hook = IntPtr.Zero;
public String templateName = null;
public IntPtr reservedPtr = IntPtr.Zero;
public int reservedInt = 0;
public int flagsEx = 0;
}
public class WindowDll
{
[DllImport("Comdlg32.dll", SetLastError = true, ThrowOnUnmappableChar = true, CharSet = CharSet.Auto)]
public static extern bool GetOpenFileName([In, Out] OpenFileName ofn);
public static bool GetOpenFileName1([In, Out] OpenFileName ofn)
{
return GetOpenFileName(ofn);
}
}
using UnityEngine;
using System.Collections;
using System.Runtime.InteropServices;
using System.Reflection;
using UnityEngine.UI;
using System.IO;
public class ReadImage : MonoBehaviour
{
private static ReadImage _instance;
public static ReadImage Instance
{
get { return _instance; }
}
[HideInInspector]
public Sprite sprite;
void Awake()
{
_instance = this;
}
void Update()
{
if (Input.GetMouseButtonDown(1))
{
OnRead();
}
}
public void OnRead()
{
OpenFileName ofn = new OpenFileName();
ofn.structSize = Marshal.SizeOf(ofn);
ofn.filter = "图片文件(*.jpg*.png)\0*.jpg;*.png";
ofn.file = new string(new char[256]);
ofn.maxFile = ofn.file.Length;
ofn.fileTitle = new string(new char[64]);
ofn.maxFileTitle = ofn.fileTitle.Length;
string path = Application.streamingAssetsPath;
path = path.Replace('/', '\\');
//默认路径
ofn.initialDir = path;
ofn.title = "Open Project";
ofn.defExt = "JPG";//显示文件的类型
//注意 以下项目不一定要全选 但是0x00000008项不要缺少
ofn.flags = 0x00080000 | 0x00001000 | 0x00000800 | 0x00000200 | 0x00000008;//OFN_EXPLORER|OFN_FILEMUSTEXIST|OFN_PATHMUSTEXIST| OFN_ALLOWMULTISELECT|OFN_NOCHANGEDIR
if (WindowDll.GetOpenFileName(ofn))
{
// Debug.Log("Selected file with full path: {0}" + ofn.file);
StartCoroutine(Load(ofn.file));
}
//}
}
IEnumerator Load(string path)
{
double startTime = (double)Time.time;
WWW www = new WWW("file:///" + path);
yield return www;
if (www != null && string.IsNullOrEmpty(www.error))
{
//获取Texture
Texture2D texture = www.texture;
//直接将选择图保存
byte[] bytes = texture.EncodeToJPG(100);
string filename = PublicStaticTools.ReadFile(2);
File.WriteAllBytes(PublicStaticTools.ReadFile(2) + @"\" + string.Format("{0:F0}", Time.realtimeSinceStartup * 10f) + ".jpg", bytes);
Sprite sprite = Sprite.Create(texture, new Rect(0, 0, texture.width, texture.height), new Vector2(0.5f, 0.5f));
this.sprite = sprite;
startTime = (double)Time.time - startTime;
UnityEngine.Debug.Log("WWW加载用时:" + startTime);
}
}
}