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gEDA-cvs: CVS update: auto-place-attribs.scm
User: pcjc2
Date: 07/04/06 13:29:13
Modified: . Tag: noscreen auto-place-attribs.scm
Log:
Sync with trunk
Revision Changes Path
No revision
No revision
1.4.2.2 +93 -75 eda/geda/gaf/gschem/scheme/auto-place-attribs.scm
(In the diff below, changes in quantity of whitespace are not shown.)
Index: auto-place-attribs.scm
===================================================================
RCS file: /home/cvspsrv/cvsroot/eda/geda/gaf/gschem/scheme/auto-place-attribs.scm,v
retrieving revision 1.4.2.1
retrieving revision 1.4.2.2
diff -u -b -r1.4.2.1 -r1.4.2.2
--- auto-place-attribs.scm 11 Feb 2007 23:58:54 -0000 1.4.2.1
+++ auto-place-attribs.scm 6 Apr 2007 17:29:13 -0000 1.4.2.2
@@ -24,23 +24,6 @@
; Copyright (C) 2006 Carlos Nieves Onega
-; Define object types, as in libgeda/include/o_types.h
-; TODO: Do this inside libgeda?
-(define OBJ_LINE "L")
-(define OBJ_BOX "B")
-(define OBJ_PICTURE "G")
-(define OBJ_CIRCLE "V")
-(define OBJ_NET "N")
-(define OBJ_BUS "U")
-(define OBJ_COMPLEX "C")
-(define OBJ_TEXT "T")
-(define OBJ_PIN "P")
-(define OBJ_ARC "A")
-(define OBJ_ROUTE "R")
-(define OBJ_THRU_HOLE "H")
-(define OBJ_PLACEHOLDER "X")
-
-
; Given a bound, defined as a list of the form ( (x1 x2) (y1 y2) ) with:
; - (x1, y1): bottom left corner.
; - (x2, y2): upper right corner.
@@ -410,14 +393,28 @@
(if (string-index move-direction #\>)
(set! x_offset
(+ (- (get-point-of-bound
+ "max-x"
+ pins-bounds)
+ (get-point-of-bound
"min-x"
new-attrib-bounds-adjusted)
- (get-point-of-bound
- "max-x"
- pins-bounds))
+ )
spacing))))
+
+ ; If the offset is zero, there is probably
+ ; an overlap with pin connections, so add
+ ; one grid spacing to the offset.
+ (if (eq? x_offset 0)
+ (if (string-index move-direction #\<)
+ (set! y_offset (- 0
+ autoplace-attributes-grid))
+ (set! y_offset
+ autoplace-attributes-grid))
+ )
+
; Snap the offset to the grid.
(set! x_offset (snap-coord-to-grid x_offset))
+
; Loop again from the beginning
(set! pin-directions-list-index -1)
(set! pass 2)
@@ -457,16 +454,29 @@
(if (string-index move-direction #\v)
(set! y_offset
(+ y_offset
- (+ (- (get-point-of-bound
+ (- (- (get-point-of-bound
"min-y"
- new-attrib-bounds-adjusted)
+ pins-bounds)
(get-point-of-bound
"max-y"
- pins-bounds))
+ new-attrib-bounds-adjusted))
spacing)))))
+
+ ; If the offset is zero, there is probably
+ ; an overlap with pin connections, so add
+ ; one grid spacing to the offset.
+ (if (eq? y_offset 0)
+ (if (string-index move-direction #\v)
+ (set! y_offset (- 0
+ autoplace-attributes-grid))
+ (set! y_offset
+ autoplace-attributes-grid))
+ )
+
; Snap the offset to the grid.
(set! y_offset
(snap-coord-to-grid y_offset))
+
; Loop again from the beginning
(set! pin-directions-list-index -1)
(set! pass 2)
@@ -521,9 +531,11 @@
; Get the object bounds:
; - If it's a pin: including everything.
; - otherwise: without attributes neither pins.
- (bounds (if (string=? object-type OBJ_PIN)
+ (bounds (if (char=? object-type OBJ_PIN)
(get-object-bounds object (list "all") (list))
- (get-object-bounds object (list "all") (list OBJ_PIN))))
+ (get-object-bounds object (list "all")
+ (list (list->string (list OBJ_PIN)))))
+ )
(horiz-bounds (car bounds))
(vertical-bounds (cdr bounds))
(space-pos (string-index position-string #\ ))
@@ -553,6 +565,54 @@
(cons horiz-pos vertical-pos)))
+; Given a matching pattern and a list, return false if no member of the list
+; matches the pattern, or true if any does.
+(define (list-string-match matching-pattern attributes_list)
+ (if (null? attributes_list)
+ #f
+ (if (list? attributes_list)
+ (if (string-match matching-pattern (car attributes_list))
+ #t
+ (list-string-match matching-pattern (cdr attributes_list)))
+ (if (string-match matching-pattern attributes_list)
+ #t
+ #f)
+ )))
+
+; Given an object and an attribute matching pattern, this function checks
+; if the object attributes match the pattern.
+; The attributes_list has the form ( [attribute-name attribute-pattern]* )
+(define (check-object-attributes object attributes_list)
+ (if (null? attributes_list)
+ #t
+ (if (< (length attributes_list) 2)
+ (error (string-append "check-object-attributes: Odd number in attributes list."))
+ (let* ( (attribute-name (car attributes_list))
+ (attribute-pattern (car (cdr attributes_list)))
+ (attribute-values (if (string=? attribute-name
+ "OBJ_TYPE")
+ (list
+ (list->string
+ (list (get-object-type object))))
+ (get-attrib-value-by-attrib-name
+ object attribute-name)))
+ )
+ (begin
+ (if (null? attribute-values)
+ #f
+ (if (list-string-match attribute-pattern attribute-values)
+ (check-object-attributes object
+ (cdr (cdr attributes_list)))
+ #f
+ )
+ )
+ )
+ )
+ )
+ )
+ )
+
+
; This function sets the default parameters of each attribute,
; provided it is specified in the default-position-of-text-attributes.
@@ -571,7 +631,10 @@
; Check if the attribute's name and direction matches.
(if (and (string=? attrib-name def-attrib-name)
(string=? def-direction
- direction))
+ direction)
+ (check-object-attributes object
+ (list-ref default-def ; attrib match
+ def-attrib-match)))
(begin
; It matches, so change the text parameters
(let* ( (ref (get-reference object (list-ref default-def
@@ -587,7 +650,8 @@
def-y-offset-pos)
(cdr ref)))
(attrib-move-dir (list-ref default-def def-move-pos))
- (attrib-spacing (list-ref default-def def-spacing-pos))
+ (attrib-spacing (abs (list-ref default-def
+ def-spacing-pos)))
(new-attrib-bounds (calcule-new-attrib-bounds attribute
new-alignment
new-angle
@@ -627,52 +691,6 @@
))
) ; End of definition of set-default-position
-; Calcule the attribute bounds in the new position
-; Returns a list of the form ( (x1 x2) (y1 y2) ) with:
-; - (x1, y1): bottom left corner.
-; - (x2, y2): upper right corner.
-(define calcule-new-attrib-bounds
- (lambda (attribute alignment angle x y)
- (let* ( (old-bounds (get-attribute-bounds attribute))
- (length (- (get-point-of-bound "max-x" old-bounds)
- (get-point-of-bound "min-x" old-bounds)))
- (height (- (get-point-of-bound "max-y" old-bounds)
- (get-point-of-bound "min-y" old-bounds)))
- (old-angle (get-attribute-angle attribute))
- (x_size (if (or (eq? (abs (- old-angle angle)) 0)
- (eq? (abs (- old-angle angle)) 180))
- length
- height))
- (y_size (if (or (eq? (abs (- old-angle angle)) 0)
- (eq? (abs (- old-angle angle)) 180))
- height
- length))
- (space-pos (string-index alignment #\space))
- (vertical-pos (substring alignment 0 space-pos))
- (horiz-pos (substring alignment (+ space-pos 1)))
- ; Calcule the x of the left bottom point of the text.
- (lb_x (if (string=? horiz-pos "Left")
- x
- (if (string=? horiz-pos "Middle")
- (- x (inexact->exact (/ x_size 2)))
- (if (string=? horiz-pos "Right")
- (- x x_size)
- (error (string-append
- "calcule-new-attrib-bounds : Unknown reference (horizontal): "
- horiz-pos))))))
- ; Calcule the y of the left bottom point of the text.
- (lb_y (if (string=? vertical-pos "Lower")
- y
- (if (string=? vertical-pos "Middle")
- (- y (inexact->exact (/ y_size 2)))
- (if (string=? vertical-pos "Upper")
- (- y y_size)
- (error (string-append
- "calcule-new-attrib-bounds : Unknown reference (vertical): "
- vertical-pos))))))
- )
- (cons (cons lb_x (+ lb_x x_size)) (cons lb_y (+ lb_y y_size))))))
-
; This function processes the attribute list and calls
; set-default-position for each attribute
(define autoplace-text
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