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1 | ;; Common Lisp bindings for librsvg |
2 | ;; Copyright 2005 Espen S. Johnsen <espen@users.sf.net> |
3 | ;; |
4 | ;; Permission is hereby granted, free of charge, to any person obtaining |
5 | ;; a copy of this software and associated documentation files (the |
6 | ;; "Software"), to deal in the Software without restriction, including |
7 | ;; without limitation the rights to use, copy, modify, merge, publish, |
8 | ;; distribute, sublicense, and/or sell copies of the Software, and to |
9 | ;; permit persons to whom the Software is furnished to do so, subject to |
10 | ;; the following conditions: |
11 | ;; |
12 | ;; The above copyright notice and this permission notice shall be |
13 | ;; included in all copies or substantial portions of the Software. |
14 | ;; |
15 | ;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
16 | ;; EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
17 | ;; MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
18 | ;; IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
19 | ;; CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
20 | ;; TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
21 | ;; SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
22 | |
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23 | ;; $Id: rsvg.lisp,v 1.4 2006-02-13 20:10:48 espen Exp $ |
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24 | |
25 | (in-package "RSVG") |
26 | |
27 | |
28 | (eval-when (:compile-toplevel :load-toplevel :execute) |
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29 | (init-types-in-library |
30 | #.(concatenate 'string (pkg-config:pkg-variable "librsvg-2.0" "libdir") |
31 | "/librsvg-2.so") :prefix "rsvg_") |
32 | |
33 | (define-types-by-introspection "Rsvg" |
34 | ("RsvgError" :ignore t))) |
35 | |
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36 | |
37 | (defbinding init () nil) |
38 | (defbinding term () nil) |
39 | |
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40 | (defbinding (set-default-dpi "rsvg_set_default_dpi_x_y") (dpi-x &optional (dpi-y dpi-x)) nil |
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41 | (dpi-x double-float) |
42 | (dpi-y double-float)) |
43 | |
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44 | |
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45 | (defbinding handle-write () boolean |
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46 | (handle handle) |
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47 | (data string) |
48 | ((length data) int) ; TODO: compute propper length of utf8 string |
49 | (nil gerror-signal :out)) |
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50 | |
51 | (defbinding handle-close () boolean |
52 | (handle handle) |
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53 | (nil gerror-signal :out)) |
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54 | |
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55 | (defbinding (handle-get-pixbuf "rsvg_handle_get_pixbuf_sub") (handle &optional id) boolean |
56 | (handle handle) |
57 | (id (or null string))) |
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58 | |
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59 | |
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60 | (defbinding %handle-new-from-data () pointer |
61 | (data string) |
62 | ((length data) int) ; TODO: compute propper length of utf8 string |
63 | (nil gerror-signal :out)) |
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64 | |
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65 | (defbinding %handle-new-from-file () pointer |
66 | (filename pathname) |
67 | (nil gerror-signal :out)) |
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68 | |
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69 | (defmethod allocate-foreign ((handle handle) &key data filename) |
70 | (cond |
71 | (filename (%handle-new-from-file filename)) |
72 | (data (%handle-new-from-data data)) |
73 | (t (call-next-method)))) |
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74 | |
75 | |
76 | ;;; Cairo interface |
77 | |
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78 | (defbinding (render-cairo "rsvg_handle_render_cairo_sub") (handle cr &optional id) nil |
79 | (handle handle) |
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80 | (cr cairo:context) |
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81 | (id (or null string))) |