From 39b1a56d1c658328bfaee117a30ffe92b2fdc902 Mon Sep 17 00:00:00 2001
From: Dmitry Kalyanov <Kalyanov.Dmitry@gmail.com>
Date: Sun, 1 Nov 2009 00:24:15 +0300
Subject: [PATCH] Add GdkGC

---
 gdk/cl-gtk2-gdk.asd  |    3 +-
 gdk/gdk.gc.lisp      |  108 ++++++++++++++++++++++++++++++++++++++++++
 gdk/gdk.objects.lisp |  128 ++++++++++++++++++++++++++++++++++++++++++++++----
 3 files changed, 228 insertions(+), 11 deletions(-)
 create mode 100644 gdk/gdk.gc.lisp

diff --git a/gdk/cl-gtk2-gdk.asd b/gdk/cl-gtk2-gdk.asd
index 336b05f..2a7496c 100644
--- a/gdk/cl-gtk2-gdk.asd
+++ b/gdk/cl-gtk2-gdk.asd
@@ -10,5 +10,6 @@
                (:file "gdk.general")
                (:file "gdk.display")
                (:file "gdk.screen")
-               (:file "gdk.region"))
+               (:file "gdk.region")
+               (:file "gdk.gc"))
   :depends-on (:cl-gtk2-glib :cffi :cl-gtk2-pango))
\ No newline at end of file
diff --git a/gdk/gdk.gc.lisp b/gdk/gdk.gc.lisp
new file mode 100644
index 0000000..575a26f
--- /dev/null
+++ b/gdk/gdk.gc.lisp
@@ -0,0 +1,108 @@
+(in-package :gdk)
+
+(define-g-boxed-cstruct gc-values nil
+  (foregound color :initform (make-color) :inline t)
+  (background color :initform (make-color) :inline t)
+  (font (g-boxed-foreign font) :initform nil)
+  (function gdk-function :initform :copy)
+  (fill gdk-fill :initform :solid)
+  (tile (g-object pixmap) :initform nil)
+  (stipple (g-object pixmap) :initform nil)
+  (clip-mask (g-object pixmap) :initform nil)
+  (subwindow-mode subwindow-mode :initform :clip-by-children)
+  (ts-x-origin :int :initform 0)
+  (ts-y-origin :int :initform 0)
+  (clip-x-origin :int :initform 0)
+  (clip-y-origin :int :initform 0)
+  (graphics-exposures :boolean :initform t)
+  (line-width :int :initform 0)
+  (line-style line-style :initform :solid)
+  (cap-style cap-style :initform :butt)
+  (join-style join-style :initform :miter))
+
+(export (boxed-related-symbols 'gc-values))
+
+(defcfun (graphics-context-new "gdk_gc_new") (g-object graphics-context)
+  (drawable (g-object drawable)))
+
+(export 'graphics-context-new)
+
+(defcfun (graphics-context-new-with-values "gdk_gc_new_with_values") (g-object graphics-context)
+  (drawable (g-object drawable))
+  (values (g-boxed-foreign gc-values))
+  (values-mask gc-values-mask))
+
+(export 'graphics-context-new-with-values)
+
+(defcfun (graphics-context-set-values "gdk_gc_set_values") :void
+  (graphics-context (g-object graphics-context))
+  (values (g-boxed-foreign gc-values))
+  (values-mask gc-values-mask))
+
+(export 'graphics-context-set-values)
+
+(defcfun gdk-gc-get-values :void
+  (gc (g-object graphics-context))
+  (values (g-boxed-foreign gc-values)))
+
+(defun graphics-context-get-values (graphics-context)
+  (let ((values (make-gc-values)))
+    (gdk-gc-get-values graphics-context values)
+    values))
+
+(export 'graphics-context-get-values)
+
+(defcfun (graphics-context-set-ts-origin "gdk_gc_set_ts_origin") :void
+  (graphics-context (g-object graphics-context))
+  (x :int)
+  (y :int))
+
+(export 'graphics-context-set-ts-origin)
+
+(defcfun (graphics-context-set-clip-origin "gdk_gc_set_clip_origin") :void
+  (graphics-context (g-object graphics-context))
+  (x :int)
+  (y :int))
+
+(export 'graphics-context-set-clip-origin)
+
+(defcfun (graphics-context-set-line-attributes "gdk_gc_set_line_attributes") :void
+  (graphics-context (g-object graphics-context))
+  (line-width :int)
+  (line-style line-style)
+  (cap-style cap-style)
+  (join-style join-style))
+
+(export 'graphics-context-set-line-attributes)
+
+(defcfun gdk-gc-set-dashes :void
+  (graphics-context (g-object graphics-context))
+  (dash-offset :int)
+  (dash-list :pointer)
+  (n :int))
+
+(defun graphics-context-set-dashes (graphics-context dash-offset dash-list)
+  (let ((n (length dash-list)))
+    (with-foreign-object (dash-list-ptr :int8 n)
+      (let ((i 0))
+        (map nil
+             (lambda (dash)
+               (setf (mem-aref dash-list-ptr :int8 i) dash)
+               (incf i))
+             dash-list))
+      (gdk-gc-set-dashes graphics-context dash-offset dash-list n))))
+
+(export 'graphics-context-set-dashes)
+
+(defcfun (graphics-context-copy "gdk_gc_copy") :void
+  (dst-gc (g-object graphics-context))
+  (src-gc (g-object graphics-context)))
+
+(export 'graphics-context-copy)
+
+(defcfun (graphics-context-offset "gdk_gc_offset") :void
+  (graphics-context (g-object graphics-context))
+  (x-offset :int)
+  (y-offset :int))
+
+(export 'graphic-context-offset)
diff --git a/gdk/gdk.objects.lisp b/gdk/gdk.objects.lisp
index 7dbcb75..a3dee82 100644
--- a/gdk/gdk.objects.lisp
+++ b/gdk/gdk.objects.lisp
@@ -21,6 +21,84 @@
   (:out 1)
   (:part 2))
 
+(define-g-flags "GdkGCValuesMask"
+    gc-values-mask
+    (:export t :type-initializer "gdk_gc_values_mask_get_type")
+  (:foreground 1)
+  (:background 2)
+  (:font 4)
+  (:function 8)
+  (:fill 16)
+  (:tile 32)
+  (:stipple 64)
+  (:clip-mask 128)
+  (:subwindow 256)
+  (:ts-x-origin 512)
+  (:ts-y-origin 1024)
+  (:clip-x-origin 2048)
+  (:clip-y-origin 4096)
+  (:exposures 8192)
+  (:line-width 16384)
+  (:line-style 32768)
+  (:cap-style 65536)
+  (:join-style 131072))
+
+(define-g-enum "GdkFunction"
+    gdk-function
+    (:export t :type-initializer "gdk_function_get_type")
+  (:copy 0)
+  (:invert 1)
+  (:xor 2)
+  (:clear 3)
+  (:and 4)
+  (:and-reverse 5)
+  (:and-invert 6)
+  (:noop 7)
+  (:or 8)
+  (:equiv 9)
+  (:or-reverse 10)
+  (:copy-invert 11)
+  (:or-invert 12)
+  (:nand 13)
+  (:nor 14)
+  (:set 15))
+
+(define-g-enum "GdkFill"
+    gdk-fill
+    (:export t :type-initializer "gdk_fill_get_type")
+  (:solid 0)
+  (:tiled 1)
+  (:stippled 2)
+  (:opaque-stippled 3))
+
+(define-g-enum "GdkSubwindowMode"
+    subwindow-mode
+    (:export t :type-initializer "gdk_subwindow_mode_get_type")
+  (:clip-by-children 0)
+  (:include-inferiors 1))
+
+(define-g-enum "GdkLineStyle"
+    line-style
+    (:export t :type-initializer "gdk_line_style_get_type")
+  (:solid 0)
+  (:on-off-dash 1)
+  (:double-dash 2))
+
+(define-g-enum "GdkCapStyle"
+    cap-style
+    (:export t :type-initializer "gdk_cap_style_get_type")
+  (:not-last 0)
+  (:butt 1)
+  (:round 2)
+  (:projecting 3))
+
+(define-g-enum "GdkJoinStyle"
+    join-style
+    (:export t :type-initializer "gdk_join_style_get_type")
+  (:miter 0)
+  (:round 1)
+  (:bevel 2))
+
 (define-g-object-class "GdkDisplay" display ()
   ((:cffi name display-name (glib:g-string :free-from-foreign nil)
           "gdk_display_get_name" nil)
@@ -119,19 +197,51 @@
 (export (boxed-related-symbols 'region))
 
 (define-g-boxed-cstruct point nil
-  (x :int)
-  (y :int))
+  (x :int :initform 0)
+  (y :int :initform 0))
 
 (export (boxed-related-symbols 'point))
 
 (define-g-boxed-cstruct span nil
-  (x :int)
-  (y :int)
-  (width :int))
+  (x :int :initform 0)
+  (y :int :initform 0)
+  (width :int :initform 0))
 
 (export (boxed-related-symbols 'span))
 
-(define-g-object-class "GdkGC" graphics-context () ())
+(define-g-object-class "GdkGC" graphics-context ()
+  ((:cffi screen graphics-context-screen (g-object screen)
+          "gdk_gc_get_screen" nil)
+   (:cffi foreground graphics-context-foreground (g-boxed-foreign color)
+          nil "gdk_gc_set_foreground")
+   (:cffi background graphics-context-background (g-boxed-foreign color)
+          nil "gdk_gc_set_background")
+   (:cffi rgb-fg-color graphics-context-rgb-fg-color (g-boxed-foreign color)
+          nil "gdk_gc_set_rgb_fg_color")
+   (:cffi rgb-bg-color graphics-context-rgb-bg-color (g-boxed-foreign color)
+          nil "gdk_gc_set_rgb_bg_color")
+   (:cffi font graphics-context-font (g-boxed-foreign font)
+          nil "gdk_gc_set_font")
+   (:cffi function graphics-context-function gdk-function
+          nil "gdk_gc_set_function")
+   (:cffi fill graphics-context-fill gdk-fill
+          nil "gdk_gc_set_fill")
+   (:cffi tile graphics-context-tile (g-object pixmap)
+          nil "gdk_gc_set_tile")
+   (:cffi stipple graphics-context-stipple (g-object pixmap)
+          nil "gdk_gc_set_stipple")
+   (:cffi clip-mask graphics-context-clip-mask (g-object pixmap)
+          nil "gdk_gc_set_clip_mask")
+   (:cffi clip-rectangle graphics-context-clip-rectangle (g-boxed-foreign rectangle)
+          nil "gdk_gc_set_clip_rectangle")
+   (:cffi clip-region graphics-context-clip-region (g-boxed-foreign region)
+          nil "gdk_gc_set_clip_region")
+   (:cffi subwindow graphics-context-subwindow subwindow-mode
+          nil "gdk_gc_set_subwindow")
+   (:cffi exposures graphics-context-exposures :boolean
+          nil "gdk_gc_set_exposures")
+   (:cffi colormap graphics-context-colormap (g-object colormap)
+          "gdk_gc_get_colormap" "gdk_gc_set_colormap")))
 
 (define-g-object-class "GdkDrawable" drawable () ())
 
@@ -252,10 +362,8 @@
 
 (export (boxed-related-symbols 'rectangle))
 
-(define-g-boxed-cstruct font "GdkFont"
-  (type font-type :initform :font)
-  (ascent :int :initform 0)
-  (descent :int :initform 0))
+(define-g-boxed-opaque font "GdkFont"
+  :alloc (error "GDK:FONT objects may not be allocated directly"))
 
 (export (boxed-related-symbols 'font))
 
-- 
1.7.10.4