Re: [Gimp-user] select at 0,0 + px to mm

2003-09-07 Thread David selby
Jeff Trefftzs wrote:

On Thu, 2003-09-04 at 15:38, Sven Neumann wrote:
 

Hi,

you are aware that you can set a fixed size or aspect ratio in the
rectangular selection tool-options? Just a hint, your script is surely
useful for special cases.
   

If I remember correctly, I had a project where I needed to keep
anchoring selections at the same coordinates.  I don't think I've used
this script since.
--
Jeff
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Thanks for the extra info
Dave
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Re: [Gimp-user] select at 0,0 + px to mm

2003-09-05 Thread David selby
Joao S. O. Bueno wrote:

On Sunday 31 August 2003 2:56 pm, David selby wrote:
 

I am getting the hang of Gimp1.2. I use it mainly to print out
speciality cards via my inkjet.
When I start a fresh canvas I can and do define it in mm, set the
dpi  off I go. My questions are
1. Is there an easy way to move selections to the exact edge of the
canvas ? I end up zooming in and twitching the mouse till I get
0,0. Is there a quicker way ?
   

Yes. You can place guides at 0 X and 0 Y coordinates. To use guides, 
just click on the rulers at the window margin, and drag the guides to 
your image. The default behaviour for object placement is snap to 
these guides.
 

2. Is there a way to get the measure tool to read out in mm, I have
to convert from px with a calculator.
   

No, there is not. However, I think it is still feasible for 2.0.  I 
just wonder if anyone has asked for this enhancemnet on bugzilla...

 

Many thanks
Dave
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Thanks for your help everyone

Dave

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Re: [Gimp-user] select at 0,0 + px to mm

2003-09-04 Thread Jakub Steiner
On Sun, 2003-08-31 at 19:56, David selby wrote:
 I am getting the hang of Gimp1.2. I use it mainly to print out 
 speciality cards via my inkjet.
 When I start a fresh canvas I can and do define it in mm, set the dpi 
  off I go. My questions are
 
 1. Is there an easy way to move selections to the exact edge of the 
 canvas ? I end up zooming in and twitching the mouse till I get 0,0. Is 
 there a quicker way ?

Selections won't go outside canvas, so you can start the selection on
the canvas border to get it from 0,0. Just enlarge the image window to
see some of the canvas margin and start the selection in the upper left
conner margin.

In 1.3 there is a neat grid system to help you with perfect-positioning
selections. In 1.2 you can try using the guidelines.

 2. Is there a way to get the measure tool to read out in mm, I have to 
 convert from px with a calculator.

It looks like this functionality is missing. I have filed it as an
enhancement bug #121294.

cheers

-- 
Jakub Steiner [EMAIL PROTECTED]

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Re: [Gimp-user] select at 0,0 + px to mm

2003-09-04 Thread Jeff Trefftzs
On Mon, 2003-09-01 at 10:41, David selby wrote:
 I am getting the hang of Gimp1.2. I use it mainly to print out
 speciality cards via my inkjet.
 When I start a fresh canvas I can and do define it in mm, set the dpi
  off I go. My questions are
 
 1. Is there an easy way to move selections to the exact edge of the
 canvas ? I end up zooming in and twitching the mouse till I get 0,0. Is
 there a quicker way ?

Here's a script to do what you want, I think.  Just copy it into your
~/.gimp-1.2/scripts directory, refresh the script-fu collection
(Toolbox/Xtns/Script-Fu/Refresh) and you're ready to go.  You'll find
the script in Image/Script-Fu/Utilities.


-- cut here --
;;;
;;; precision-select.scm
;;;
;;;
;;;  Jeff Trefftzs [EMAIL PROTECTED]

;;; This program is free software; you can redistribute it and/or modify
;;; it under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 2 of the License, or
;;; (at your option) any later version.
;;; 
;;; This program is distributed in the hope that it will be useful,
;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;; 
;;; You should have received a copy of the GNU General Public License
;;; along with this program; if not, write to the Free Software
;;; Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

;;; Define the function:

(define (script-fu-precision-select inImage inLayer
inXorig inYorig
inWidth inHeight)

  (gimp-rect-select inImage 
inXorig inYorig
inWidth inHeight
REPLACE
FALSE   ; No feathering
0)

  (gimp-displays-flush)
)

(script-fu-register
 script-fu-precision-select
 _Image/Script-Fu/Utils/Precision Selection
 Precision select carefully places a rectangular selection\
of the user-specified size at the user-specified coordinates.\
I decided this would be useful after trying for the nth time\
to select just the square front of a CD cover.
 Jeff Trefftzs
 Copyright 2002, Jeff Trefftzs
 January 11, 2002
 RGB* GRAY* INDEXED*
 SF-IMAGE The Image 0
 SF-DRAWABLE The Layer 0
 SF-ADJUSTMENT X origin '(0 0  1 10 0 1)
 SF-ADJUSTMENT Y origin '(0 0  1 10 0 1)
 SF-ADJUSTMENT Width '(0 0  1 10 0 1)
 SF-ADJUSTMENT Height '(0 0  1 10 0 1)
)
- cut here --

-- 

--Jeff

Jeff Trefftzs [EMAIL PROTECTED]
http://www.tcsn.net/trefftzsHome Page
http://gug.sunsite.dk/gallery.php?artist=68 Gimp Gallery
http://trefftzs.topcities.com/  Photo Gallery 

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[Gimp-user] select at 0,0 + px to mm

2003-09-02 Thread David selby
I am getting the hang of Gimp1.2. I use it mainly to print out 
speciality cards via my inkjet.
When I start a fresh canvas I can and do define it in mm, set the dpi 
 off I go. My questions are

1. Is there an easy way to move selections to the exact edge of the 
canvas ? I end up zooming in and twitching the mouse till I get 0,0. Is 
there a quicker way ?

2. Is there a way to get the measure tool to read out in mm, I have to 
convert from px with a calculator.

Many thanks
Dave
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[Gimp-user] select at 0,0 + px to mm

2003-09-02 Thread David selby
I am getting the hang of Gimp1.2. I use it mainly to print out
speciality cards via my inkjet.
When I start a fresh canvas I can and do define it in mm, set the dpi
 off I go. My questions are
1. Is there an easy way to move selections to the exact edge of the
canvas ? I end up zooming in and twitching the mouse till I get 0,0. Is
there a quicker way ?
2. Is there a way to get the measure tool to read out in mm, I have to
convert from px with a calculator.
Many thanks
Dave
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