/// <summary>
/// 测试副屏是否在主屏下方
/// </summary>
void TestDown()
{
Vector2 mousePosition = Input.mousePosition;
bool result = ValueAdjust.JudgeRange(Display.displays[0].systemHeight - mousePosition.y, TestMousePos[3].y, ErrorRange);
string info = "Target：" + TestMousePos[3] + " Mouse：" + mousePosition + " 副屏在主屏下方：" + result + " \r\n";
Debug_T.Log(info);
if (result)
{
SetPosition(0, 1);//下
}
else
{
SetPosition(0, 0);//都不符合，放在主屏
}
}
void Start()
{
Debug_T.Log(" displays(显示器数)： " + Display.displays.Length + " \r\n");
string filePath = Application.streamingAssetsPath + "/Setting.xml";
if (File.Exists(filePath))
{
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.Load(filePath);
XmlNodeList node = xmlDoc.SelectSingleNode("Data").ChildNodes;
foreach (XmlElement x1 in node)
{
if (x1.Name == "UseSecondScreen")
{
UseSecondScreen = x1.InnerText.ContainIgnoreCase("True") || x1.InnerText == "1";
break;
}
else if (x1.Name == "SecondScreen")
{
UseSecondScreen = x1.InnerText.ContainIgnoreCase("True") || x1.InnerText == "1";
break;
}
}
}
if (Display.displays.Length > 1 && UseSecondScreen && this.enabled)//多显示器
{
WindowWidth = Display.displays[1].systemWidth;
WindowHeight = Display.displays[1].systemHeight;
WindowPosX = Display.displays[0].systemWidth;
WindowPosY = 0;
ErrorRange = Mathf.Clamp(ErrorRange, 2, Mathf.Min(Display.displays[0].systemWidth, Display.displays[0].systemHeight, Display.displays[1].systemWidth, Display.displays[1].systemHeight) - 5);
TestMousePos[0] = new Vector2Int(Display.displays[0].systemWidth + Display.displays[1].systemWidth / 2, Display.displays[1].systemHeight / 2);
TestMousePos[1] = new Vector2Int(-Display.displays[1].systemWidth, Display.displays[1].systemHeight / 2);
TestMousePos[2] = new Vector2Int(Display.displays[0].systemWidth / 2, -Display.displays[1].systemHeight / 2);
TestMousePos[3] = new Vector2Int(Display.displays[0].systemWidth / 2, Display.displays[0].systemHeight + Display.displays[1].systemHeight / 2);
if (Application.platform == RuntimePlatform.WindowsPlayer)
{
//HWndIntPtr = (IntPtr)WindowsAPI.User32.FindWindow(null, Application.productName);//工程名，非进程名。非英文会因为编码格式问题找不到窗口。可能误判同名窗口。
HWndIntPtr = GetProcessWnd();
//HWndIntPtr = WindowsAPI.User32.GetForegroundWindow();//仅检测前台窗体，不一定为Unity。
SetOverrideMousePos(TestMousePos[0].x, TestMousePos[0].y, true);
Invoke(nameof(TestRight), 0.1f);//判定右
}
}
}
/// <summary>
/// 测试副屏是否在主屏上方
/// </summary>
void TestUp()
{
Vector2 mousePosition = Input.mousePosition;
bool result = ValueAdjust.JudgeRange(Display.displays[0].systemHeight - mousePosition.y, TestMousePos[2].y, ErrorRange);
string info = "Target：" + TestMousePos[2] + " Mouse：" + mousePosition + " 副屏在主屏上方：" + result + " \r\n";
Debug_T.Log(info);
SetOverrideMousePos(TestMousePos[3].x, TestMousePos[3].y, true);
if (result)
{
SetPosition(0, -1);//上
}
else
{
Invoke(nameof(TestDown), 0.1f);//判定下
}
}
/// <summary>
/// 测试副屏是否在主屏左方
/// </summary>
void TestLeft()
{
Vector2 mousePosition = Input.mousePosition;
bool result = ValueAdjust.JudgeRange(mousePosition.x, TestMousePos[1].x, ErrorRange);
string info = "Target：" + TestMousePos[1] + " Mouse：" + mousePosition + " 副屏在主屏左方：" + result + " \r\n";
Debug_T.Log(info);
SetOverrideMousePos(TestMousePos[2].x, TestMousePos[2].y, true);
if (result)
{
SetPosition(-1, 0);//左
}
else
{
Invoke(nameof(TestUp), 0.1f);//判定上
}
}
IEnumerator Setposition(int X, int Y)
{
Screen.SetResolution(WindowWidth, WindowHeight, false);
yield return(new WaitForSeconds(0.01f));
OverrideMouse = false;
WindowsAPI.User32.SetWindowLong(HWndIntPtr, GWL_STYLE, WS_POPUP);//无边框
X = Mathf.Clamp(X, -1, 1);
Y = Mathf.Clamp(Y, -1, 1);
switch (X + "," + Y)
{
case "-1,0":
WindowPosX = -Display.displays[1].systemWidth;
WindowPosY = 0;
break;
default:
case "0,0":
WindowPosX = 0;
WindowPosY = 0;
break;
case "1,0":
WindowPosX = Display.displays[0].systemWidth;
WindowPosY = 0;
break;
case "0,1":
WindowPosX = 0;
WindowPosY = Display.displays[0].systemHeight;
break;
case "0,-1":
WindowPosX = 0;
WindowPosY = -Display.displays[1].systemHeight;
break;
}
bool result = WindowsAPI.User32.SetWindowPos(HWndIntPtr, HWND_TOPMOST, WindowPosX, WindowPosY, WindowWidth, WindowHeight, SWP_SHOWWINDOW);//设置屏幕大小和位置
Debug_T.Log("副屏设置" + result);
}