5. How many LAYER_CONTROL objects can we find within a file? LINE RAY CONSTRUCTION LINE MULTILINE POLYLINE 3D POLYLINE POLYGON RECTANGLE ARC CIRCLE DONUT SPLINE ELIPSE
BLOCK ATTRIBUTES TABLE POINT HATCH GRADIENT HATCH BOUNDARY REGION MTEXT TEXT SURFACES SOLID - BOX SOLID - SPHERE SOLID - CYLINDER SOLID - CONE SOLID - WEDGE SOLID - TORUS DIMENSION - LINEAR DIMENSION - ALIGNED DIMENSION - ARC LENGTH DIMENSION - ORDINATE DIMENSION - RADIAL DIMENSION - JOGGED DIMENSION - DIAMETERIC DIMENSION - ANGULAR LEADER THERE MIGHT BE FEW MORE, I WILL LET YOU KNOW WHEN I FIND THEM... 2010/1/20 Rodrigo Rodrigues da Silva <[email protected]> > Thanks! > > > -------- Original Message -------- > Subject: Re: [libredwg] AUTOCAD Info > Date: Wed, 20 Jan 2010 11:42:35 +0530 > From: guruprasad rane <[email protected]> > To: Rodrigo Rodrigues da Silva <[email protected]> > References: <1263919888.4144.26.ca...@k78> < > [email protected]> > > > > 1. What is a MTEXT? Is it different from a TEXT? > MTEXT is mutliline text. It support formatting features like bold, italics, > underline, left-center-right align, top-middle-bottom align, tabs, > numbering, letter-spacing, font-angle(obliquing), font-stretching (width > factor),etc. Different formating features can be applied to different part > of MTEXT (ie. first few words in bold, next few in italics) Above this we > can format test using text styles. > > TEXT is single line text. If you need text with two line we need to create > two seperate TEXT. It supports left-center-right, width factor and > obliquing. But these features need to be applied to the whole text. We can > not have different formatting to different parts of TEXT. > > 2. What is a viewport? > Viewport is the rectangle window through which we see the graphics. Say the > black screen on which we can see a circle or click on the viewport to start > drawing a line. We can create multiple viewports at a time. Each viewport > can be assigned a direction like top, bottom, left, right, front, back, > isometeric, perspective etc. So we can see a cube from top in top view port, > from left fem left viewport etc. > > > Remaining questions I will answer later. If needed I can send snapshots of > these items.. > > Regards > Guruprasad > > > 2010/1/20 Rodrigo Rodrigues da Silva <[email protected] <mailto: > [email protected]>> > > > > I can program somewhat but i have very good understanding about > AUTOCAD, > I have used AUTOCAD for around 12years. I know the software in > and out. > So feel free to ask me questions about it. > > > Do you have any understanding on the internals? > > Can you answer any of these questions: > > 1. What is a MTEXT? Is it different from a TEXT? > 2. What is a viewport? > 3. What is a VP_HDR_CTRL_OBJ? > 4. What is an APPID? > 5. How many LAYER_CONTROL objects can we find within a file? > 6. What is an XRECORD? > > > > > >
