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2026-06-18

绘制直线 - DrawGuiLine ​

函数简介 ​

创建直线绘制对象，支持线宽设置。

接口名称 ​

DrawGuiLine

DLL调用 ​

int64_t DrawGuiLine(int64_t instance, int32_t x1, int32_t y1, int32_t x2, int32_t y2, double lineThickness);

参数说明 ​

参数名类型说明
instance长整数型OLAPlug对象的指针，由 CreateCOLAPlugInterFace 接口生成。
x1整数型起点X。
y1整数型起点Y。
x2整数型终点X。
y2整数型终点Y。
lineThickness双精度浮点数型线宽（像素）。

示例 ​

SDK 调用 ​

cpp
#include "OLAPlugServer.h"

OLAPlugServer ola;
long handle = ola.DrawGuiLine(0, 0, 0, 0, 1.0);
csharp
using OLAPlug;

var ola = new OLAPlugServer();
long handle = ola.DrawGuiLine(0, 0, 0, 0, 1.0);
python
from OLAPlugServer import OLAPlugServer

ola = OLAPlugServer()
handle = ola.DrawGuiLine(0, 0, 0, 0, 1.0)
java
import com.olaplug.OLAPlugServer;

OLAPlugServer ola = new OLAPlugServer();
long handle = ola.DrawGuiLine(0, 0, 0, 0, 1.0);
cpp
var ola = com("OlaPlug.OlaSoft")
var handle = ola.DrawGuiLine(0, 0, 0, 0, 1.0)
vbscript
Set ola = CreateObject("OlaPlug.OlaSoft")
handle = ola.DrawGuiLine(0, 0, 0, 0, 1.0)
text
.局部变量 ola, OLAPlug
ola.创建 ()
handle ＝ ola.DrawGuiLine(0, 0, 0, 0, 1.0)
aardio
import OLAPlugServer;
var ola = OLAPlugServer();
var handle = ola.DrawGuiLine(0, 0, 0, 0, 1.0);
text
变量 ola <类型 = OLAPlugServer>
ola = 新建 OLAPlugServer
长整数 handle = ola.DrawGuiLine(0, 0, 0, 0, 1.0)
cpp
#include "OLAPlugServer.h"

OLAPlugServer ola;
long handle = ola.DrawGuiLine(0, 0, 0, 0, 1.0);

原生 DLL 调用 ​

cpp
DrawGuiLine(instance, 0, 0, 0, 0, 1.0);
csharp
using System.Runtime.InteropServices;
using System.Text;

[DllImport("OLAPlug_x64.dll", CallingConvention = CallingConvention.StdCall)]
static extern int DrawGuiLine(long ola, int x1, int y1, int x2, int y2, int lineThickness);

DrawGuiLine(instance, 0, 0, 0, 0, 1.0);
python
from ctypes import CDLL, c_int, c_int64, create_string_buffer

ola = CDLL("OLAPlug_x64.dll")
ola.CreateCOLAPlugInterFace.restype = c_int64
ola.DrawGuiLine(instance, 0, 0, 0, 0, 1.0)

返回值 ​

返回值说明
（返回值）对象句柄，失败返回 0。