using System; using System.Runtime.InteropServices; namespace Apewer.Internals.Interop { [System.Security.SecuritySafeCritical] internal class Gdi32 { /// <summary> /// /// </summary> /// <param name="hdc"></param> /// <returns></returns> [DllImport("gdi32.dll", ExactSpelling = true, SetLastError = true)] public static extern IntPtr CreateCompatibleDC(IntPtr hdc); /// <summary> /// /// </summary> /// <param name="x1"></param> /// <param name="y1"></param> /// <param name="x2"></param> /// <param name="y2"></param> /// <param name="x3"></param> /// <param name="y3"></param> /// <returns></returns> [DllImport("gdi32.dll")] public static extern int CreateRoundRectRgn(int x1, int y1, int x2, int y2, int x3, int y3); /// <summary> /// /// </summary> /// <param name="hdc"></param> /// <returns></returns> [DllImport("gdi32.dll", ExactSpelling = true, SetLastError = true)] public static extern int DeleteDC(IntPtr hdc); /// <summary> /// /// </summary> /// <param name="hobj"></param> /// <returns></returns> [DllImport("gdi32.dll", ExactSpelling = true, SetLastError = true)] public static extern int DeleteObject(IntPtr hobj); /// <summary> /// /// </summary> /// <param name="lpxform"></param> /// <param name="ncount"></param> /// <param name="rgndata"></param> /// <returns></returns> [DllImport("gdi32.dll", ExactSpelling = true, SetLastError = true)] public static extern IntPtr ExtCreateRegion(IntPtr lpxform, uint ncount, IntPtr rgndata); /// <summary> /// /// </summary> /// <param name="hdc"></param> /// <param name="hobj"></param> /// <returns></returns> [DllImport("gdi32.dll", ExactSpelling = true)] public static extern IntPtr SelectObject(IntPtr hdc, IntPtr hobj); } }