gdk/gdk.gc.lisp

   1 (in-package :gdk)
   2
   3 (define-g-boxed-cstruct gc-values nil
   4   (foregound color :initform (make-color) :inline t)
   5   (background color :initform (make-color) :inline t)
   6   (font (g-boxed-foreign font) :initform nil)
   7   (function gdk-function :initform :copy)
   8   (fill gdk-fill :initform :solid)
   9   (tile (g-object pixmap) :initform nil)
  10   (stipple (g-object pixmap) :initform nil)
  11   (clip-mask (g-object pixmap) :initform nil)
  12   (subwindow-mode subwindow-mode :initform :clip-by-children)
  13   (ts-x-origin :int :initform 0)
  14   (ts-y-origin :int :initform 0)
  15   (clip-x-origin :int :initform 0)
  16   (clip-y-origin :int :initform 0)
  17   (graphics-exposures :boolean :initform t)
  18   (line-width :int :initform 0)
  19   (line-style line-style :initform :solid)
  20   (cap-style cap-style :initform :butt)
  21   (join-style join-style :initform :miter))
  22
  23 (export (boxed-related-symbols 'gc-values))
  24
  25 (defcfun (graphics-context-new "gdk_gc_new") (g-object graphics-context :already-referenced)
  26   (drawable (g-object drawable)))
  27
  28 (export 'graphics-context-new)
  29
  30 (defcfun (graphics-context-new-with-values "gdk_gc_new_with_values") (g-object graphics-context :already-referenced)
  31   (drawable (g-object drawable))
  32   (values (g-boxed-foreign gc-values))
  33   (values-mask gc-values-mask))
  34
  35 (export 'graphics-context-new-with-values)
  36
  37 (defcfun (graphics-context-set-values "gdk_gc_set_values") :void
  38   (graphics-context (g-object graphics-context))
  39   (values (g-boxed-foreign gc-values))
  40   (values-mask gc-values-mask))
  41
  42 (export 'graphics-context-set-values)
  43
  44 (defcfun gdk-gc-get-values :void
  45   (gc (g-object graphics-context))
  46   (values (g-boxed-foreign gc-values)))
  47
  48 (defun graphics-context-get-values (graphics-context)
  49   (let ((values (make-gc-values)))
  50     (gdk-gc-get-values graphics-context values)
  51     values))
  52
  53 (export 'graphics-context-get-values)
  54
  55 (defcfun (graphics-context-set-ts-origin "gdk_gc_set_ts_origin") :void
  56   (graphics-context (g-object graphics-context))
  57   (x :int)
  58   (y :int))
  59
  60 (export 'graphics-context-set-ts-origin)
  61
  62 (defcfun (graphics-context-set-clip-origin "gdk_gc_set_clip_origin") :void
  63   (graphics-context (g-object graphics-context))
  64   (x :int)
  65   (y :int))
  66
  67 (export 'graphics-context-set-clip-origin)
  68
  69 (defcfun (graphics-context-set-line-attributes "gdk_gc_set_line_attributes") :void
  70   (graphics-context (g-object graphics-context))
  71   (line-width :int)
  72   (line-style line-style)
  73   (cap-style cap-style)
  74   (join-style join-style))
  75
  76 (export 'graphics-context-set-line-attributes)
  77
  78 (defcfun gdk-gc-set-dashes :void
  79   (graphics-context (g-object graphics-context))
  80   (dash-offset :int)
  81   (dash-list :pointer)
  82   (n :int))
  83
  84 (defun graphics-context-set-dashes (graphics-context dash-offset dash-list)
  85   (let ((n (length dash-list)))
  86     (with-foreign-object (dash-list-ptr :int8 n)
  87       (let ((i 0))
  88         (map nil
  89              (lambda (dash)
  90                (setf (mem-aref dash-list-ptr :int8 i) dash)
  91                (incf i))
  92              dash-list))
  93       (gdk-gc-set-dashes graphics-context dash-offset dash-list n))))
  94
  95 (export 'graphics-context-set-dashes)
  96
  97 (defcfun (graphics-context-copy "gdk_gc_copy") :void
  98   (dst-gc (g-object graphics-context))
  99   (src-gc (g-object graphics-context)))
 100
 101 (export 'graphics-context-copy)
 102
 103 (defcfun (graphics-context-offset "gdk_gc_offset") :void
 104   (graphics-context (g-object graphics-context))
 105   (x-offset :int)
 106   (y-offset :int))
 107
 108 (export 'graphic-context-offset)