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admin
发表于 2017-12-22 13:45:19
有两种方式可以创建草图:
( r C- z& T2 g+ p* r1)通过参考平面创建
y% N. \; _3 k. I( M7 Q! Z首先获取一个CATIPrtPart变量:
6 V; ^8 ^( T$ O# [% b' _. ]CATIPrtPart_var spPart(pIPrtContOnDocument->GetPart());
: R n# P. p4 `4 I* o4 ppIPrtContOnDocument->Release();, H [9 k2 V( N. i0 q4 ]% `
有了CATIPrtPart变量就可以利用其方法GetReferencePlanes(),获取参考平面: P' y, d8 m" T# [9 p- c5 ]8 a
CATLISTV(CATISpecObject_var) spRefPlanes = spPart->GetReferencePlanes();
2 o! g" y$ o6 |' _/ `然后创建XY plane (spRefPlanes[1])( n: v( O; l! q* Q. }5 p
CATISketchFactory_var spSketchFactory(pSpecContainer);
( N! G6 `9 `$ H% H5 \& D# s, _if ( NULL_var == spSketchFactory ) return (CATStatusChangeRCCompleted);
$ N8 X2 M; I2 g$ E+ UCATISketch_var spSketch(spSketchFactory->CreateSketch(spRefPlanes[1]));! d2 n F) T5 ?+ J* [- r
if ( NULL_var == spSketch ) return (CATStatusChangeRCCompleted);/ g: c% ^/ z3 o3 S9 X- R
spSketch->OpenEdition();; O9 b8 c/ G, @) O
2) 通过原点和两个矢量方向
: R4 ?' L& |- l该方法是通过定义一个原点和两个方向pH、pV 进行创建。! B" H. ?% u5 M9 s+ U
定义原点和方向:
$ b" ~4 N* j$ y$ Bdouble origin[3]={0.0,0.0,10.0};
; H9 n3 Z( j$ x2 A- hdouble x_dir[3]={1.0,0.0,0.0};
! \6 P8 w+ m; w; d! n1 \double y_dir[3]={0.0,1.0,0.0};
6 t8 `: |7 ?/ W; ~CATISketchFactory_var spSketchFactory(pSpecContainer);- x S1 g! n3 z- K
if ( NULL_var == spSketchFactory ) return (CATStatusChangeRCCompleted);
r( g* R0 x- w& {& VCATISketch_var spSketch(spSketchFactory->CreateSketch(origin,x_dir,y_dir));
4 L/ Q/ x( r0 V- wif ( NULL_var == spSketch ) return (CATStatusChangeRCCompleted);" u" N3 I% h6 t, r- i& A$ w5 G A
spSketch->OpenEdition();
/ N2 e( V7 U8 u: @/ d到这里,你已经创建了一个Sketch,你可以在上面创建任意的草图了。, n G) W: b" s+ M/ W5 p4 E
创建好记住要将其关闭:0 i2 e' P$ F6 G
spSketch->CloseEdition();) a) F% e" T8 H4 T9 g3 W) y- S/ Q7 _, b
) i% q/ F3 I7 L! U! X/ T' k! ^
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