/// <summary>
/// マウスカーソルの座標を返します。
/// </summary>
/// <param name="x">[out]マウスカーソルのX座標</param>
/// <param name="y">[out]マウスカーソルのY座標</param>
/// <returns>GetCursorPosの戻り値</returns>
public static bool GetCursorPosition(out int x, out int y)
{
POINTFX point = new POINTFX();
bool blRtn = GetCursorPos(out point);
x = point.x.fract;
y = point.y.fract;
return(blRtn);
}
public static ushort GetOutline(UnmanagedPointer ipHeader, int size, out float2[] pnts, out sbyte[] onCurve)
{
ushort cTotal = 0;
UnmanagedPointer endPtr = ipHeader + size;
UnmanagedPointer ipCurve;
int MaxPts = size / Marshal.SizeOf(typeof(POINTFX));
TTPOLYGONHEADER Header;
TTPOLYCURVE Curve;
POINTFX pntfx = new POINTFX();
pnts = new float2[MaxPts];
onCurve = new sbyte[MaxPts];
while (ipHeader < endPtr && pnts != null)
{
Header = (TTPOLYGONHEADER)Marshal.PtrToStructure(ipHeader, typeof(TTPOLYGONHEADER));
if (Header.dwType == GDI32.TT_POLYGON_TYPE)
{
pnts[cTotal].x = Header.pfxStart.x.ToSingle();
pnts[cTotal].y = Header.pfxStart.y.ToSingle();
onCurve[cTotal++] = -1; // new contour
ipCurve = ipHeader + Marshal.SizeOf(typeof(TTPOLYGONHEADER));
while (ipCurve < ipHeader + Header.cb)
{
Curve = (TTPOLYCURVE)Marshal.PtrToStructure(ipCurve, typeof(TTPOLYCURVE));
ipCurve = ipCurve + Marshal.SizeOf(typeof(TTPOLYCURVE));
for (int i = 0; i < Curve.cpfx; i++)
{
pntfx = (POINTFX)Marshal.PtrToStructure(ipCurve, typeof(POINTFX));
pnts[cTotal].x = pntfx.x.ToSingle();
pnts[cTotal].y = pntfx.y.ToSingle();
onCurve[cTotal++] = (sbyte)((i == Curve.cpfx - 1) ? 1 : (Curve.wType == GDI32.TT_PRIM_LINE) ? 1 : 0);
ipCurve = ipCurve + Marshal.SizeOf(typeof(POINTFX));
}
}
// check to see if first contour point is repeated and remove it
if (Header.pfxStart == pntfx)
cTotal--;
}
ipHeader = ipHeader + Header.cb;
}
return cTotal;
}
public static extern bool GetCursorPos(out POINTFX lpPoint);