It was a balmy Friday morning, a complete day for Grampa LearnCurve and his attractive wife to bless their 33rd bells anniversary. Suddenly the buzz rang. Its time, shouted their son-in-law. Whats with the Grampa LearnCurve bit? Yes, campers, Captain LearnCurve is a grandfather. Rebecca Nicole Milne, 8lb. 12oz., built-in July 9, 1999.
Last ages we covered AutoCADs assorted noncontinuous linetype styles. Sometimes the 45 accessible styles arent appropriate, so you abstruse how to ascertain your own.
Excuse me, aftermost ages you promised to altercate linetypes that accommodate argument and syms. I charge a linetype that indicates hot baptize accumulation in a brim diagram.
Not a problem. Aloof affair either the Layer or Linetype command and amount in the Hot_water_supply linetype. To apprehend aftermost months commodity on how to amount a linetype.
Hold it! I additionally charge linetypes for algid baptize and drains and aeroemism air and gas and. . .
Oh, all right, Ill advise you how to actualize added linetypes that accept argument in them. Autodesk alien circuitous linetypes in Release 13.Last ages we abstruse that AutoCAD holds linetype definitions in alien files with an LIN extension.
You can actualize and adapt these files with any accepted argument editor such as Notepad. By default, Release 14 holds its accepted linetype definitions in a book alleged C:Program files Supportacad.lin.
Agenda that Release 13 keeps the circuitous linetype definitions in a abstracted book alleged ltypeshp.lin, but the attempt and procedures are absolutely the same. In fact, you can calmly cut and adhesive the circuitous linetype definitions from ltypeshp.lin into acad.lin.
You can actualize your own book or you can adapt the accepted one. If you accept the closing course, bethink aphorism cardinal 2: Consistently accumulate a safe archetype of the aboriginal book afore you adapt it. Aphorism cardinal 1 is Never breach aphorism cardinal 2. Aphorism cardinal 3 is: The aboriginal files are accessible on the accession CD-ROM aback you dont obey rules 1 and 2.
Linetype definitions with argument Afore we begin, I charge agenda a brace of credibility about linetype definitions. Once you amount a linetype into a drawing, it is adored with the drawing. This agency that if you accelerate a cartoon to added users, they dont charge your linetype analogue file.
The added ancillary of the bread is that if you change the analogue of a linetype, you charge afresh manually reload it aback into the drawing. Thus, if you agreement with the changes we are about to altercate below, you charge use the Linetype command to amount in your changes anniversary time and afresh Regen to see the changes.
When you accessible your archetype of acad.lin, you see the analogue for Hot_water_supply:
*HOT_WATER_SUPPLY,Hot baptize accumulation HW HW HW A,.5,.2,[HW,STANDARD,S=.1, R=0.0, X=-0.1,Y=-.05],-.2
The aboriginal band includes the name of the linetype up to the comma. The blow of the aboriginal band is the anecdotic argument that appears in the Linetype chat box. The Release 14 and 2000 Linetype chat boxes additionally accept an Appearance acreage that shows a quick adaptation of the linetype definition.
The additional band (shaded above) contains the meat of the definition. A allegory with a approved noncontinuous analogue shows abounding similarities. For example, it charge consistently alpha with an A, and commas abstracted band articulation definitions. Positive ethics announce pen down, or visible, segments. Abrogating ethics ascertain pen up, or gap, segments. For best results, a linetype analogue should end with a pen-up segment. In our archetype (figure 1), the band starts with a articulation 0.5 units continued followed by a gap of 0.2 units, afresh a agglomeration of being that well appear aback to, and addition gap of 0.2 units. The arrangement afresh repeats as necessary.
The alone aberration in a circuitous linetype analogue appears in the area amid the aboveboard brackets:
Once again, the analogue is disconnected into sections by commas. HW specifies the exact argument that appears spaced bottomward the line. It is case-sensitive.
Standard is the argument appearance name. You can specify any argument appearance that currently exists in the drawing. Agenda that the argument appearance charge additionally abide in any added cartoon into which you appetite to amount the linetype.
Everything abroad is alternative and defaults to aught if you omit it.
S=xx specifies a admeasurement or a calibration agency for the text. If the defined argument appearance has a admeasurement of zero, S=xx specifies the exact admeasurement of the text. If the defined appearance has a admeasurement greater than zero, S=xx defines a calibration agency by which the argument appearance admeasurement is multiplied. Agenda that LTSCALE multiplies the sizes of all the articulation and gap lengths and added scales the argument size.
R=xx specifies the circling bend of the argument about to the band segments as you draw them. Our archetype of aught aligns the argument alongside to the band segments. The argument in a band articulation that is fatigued appropriate to larboard is upside bottomward compared to a band articulation fatigued larboard to right. If you use A=xx instead of R=xx, the argument alignment is consistently complete about to the origin. A=0 agency that the argument consistently charcoal horizontal.
X=xx is a accumbent account ambit for the alpha of the text. The archetype X=-0.1 moves the alpha of the argument 0.1 units aback into the above-mentioned band segment, which in our case is 0.2 units long. To accomplish the aforementioned effect, set the above-mentioned gap breadth to 0.1 and afresh set x=0 (or omit it).
Y=xx is a vertical account ambit for the text. The argument frequently aligns from its lower larboard corner. If you appetite to centermost it in the circuitous linetype, accord it a abrogating amount according to bisected the argument height. This can get a little blowzy because it is not scaled by the S=xx agency (but it is scaled by LTSCALE). You usually get the best and best constant after-effects by application a argument admeasurement of aught for circuitous linetypes, alike if this agency creating a appropriate argument appearance aloof for this use.
The alone added hardly gnarly bit with attention to argument adjustment is calmly abandoned by AutoCADs documentation. AutoCAD doesnt automatically account the breadth of amplitude appropriate for the argument from the defined characters. You charge ascertain it yourself. In our example, if you change HW to HOT, the T crowds the alpha of the aing pen-down band segment. Changing the chantry defined for the argument appearance additionally has an impact.
Back to the bunch of stuff Lets go aback to the analogue of the band segments. As we saw, the archetype band starts with a pen-down articulation 0.5 units continued followed by a pen-up articulation 0.2 units long. This point defines the alpha of the text, but it additionally defines the alpha of the aing band segment. In the example, the aftermost band articulation is a pen-up area 0.2 units long. If you put added or beneath argument in the band or change fonts, you charge acclimatize this final pen up articulation accordingly. Take a attending at the Gas band analogue in acad.lin. Agenda how the aftermost pen-up articulation is 0.25 continued instead of 0.20 to acquiesce for the added appearance in GAS.
The botheration is circuitous because an i is about narrower than an m, and the specific appearance widths depend on the font. You usually charge to agreement a bit to get the adapted aftereffect for a specific argument message.
Complex linetype definitions that accommodate argument best frequently analyze the assorted curve in breeze and schematic diagrams and the curve curve on maps. But I am abiding a lot added applications are ambuscade out there.
Complex linetype definitions additionally let you accommodate custom appearance syms. Appear aback aing time aback I appearance you how.
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