void DemoBlockAttAdd (HANDLE hLcWnd)
{
HANDLE hDrw, hBlock, hBlock2;
WCHAR* szBlockName = L"KM";
WCHAR* szTag1 = L"LEFT";
WCHAR* szTag2 = L"RIGHT";
double X, Y, H, Ang, Gap, WScale;
// get drawing and block, linked with CAD window
hDrw = lcPropGetHandle( hLcWnd, LC_PROP_WND_DRW );
hBlock = lcPropGetHandle( hLcWnd, LC_PROP_WND_BLOCK );
// find required block
hBlock2 = lcDrwGetObjectByName( hDrw, LC_OBJ_BLOCK, szBlockName );
if (hBlock2 != 0){
// add attributes
Ang = 90.0 * LC_DEG_TO_RAD;
H = 2.0;
X = 0.0;
Y = -5.0;
Gap = H * 0.4;
WScale = 0.8;
lcBlockAddAttDef( hBlock2, 0, szTag1, L"", L"LEF", X-Gap, Y, LC_TA_CENBOT, H, WScale, Ang, 0.0 );
lcBlockAddAttDef( hBlock2, 0, szTag2, L"", L"RIG", X+Gap, Y, LC_TA_CENTOP, H, WScale, Ang, 0.0 );
// update attributes in block references
lcDrwUpdateBlkRefs( hDrw, hBlock2 );
// redraw window
lcWndRedraw( hLcWnd );
}
}