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  • Committer: Bazaar Package Importer
  • Author(s): Daniel Holbach
  • Date: 2007-05-02 16:33:03 UTC
  • mfrom: (1.1.4 upstream)
  • Revision ID: james.westby@ubuntu.com-20070502163303-bvzhjzbpw8qglc4y
Tags: 2.3.16-1ubuntu1
* Resynchronized with Debian, remaining Ubuntu changes:
  - debian/rules: i18n magic.
* debian/control.in:
  - Maintainer: Ubuntu Core Developers <ubuntu-devel@lists.ubuntu.com>
* debian/patches/02_help-message.patch,
  debian/patches/03_gimp.desktop.in.in.patch,
  debian/patches/10_dont_show_wizard.patch: updated.
* debian/patches/04_composite-signedness.patch,
  debian/patches/05_add-letter-spacing.patch: dropped, used upstream.

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devel-docs/libgimpwidgets/html/GimpPreviewArea.html
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
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<title>GimpPreviewArea</title>
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<meta name="generator" content="DocBook XSL Stylesheets V1.68.1">
 
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<meta name="generator" content="DocBook XSL Stylesheets V1.72.0">
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<link rel="start" href="index.html" title="GIMP Widgets Library Reference Manual">
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<link rel="up" href="libgimpwidgets-widgets.html" title="Part&#160;I.&#160;GIMP Widgets">
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<link rel="prev" href="GimpPixmap.html" title="GimpPixmap">
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<link rel="next" href="GimpPreview.html" title="GimpPreview">
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<meta name="generator" content="GTK-Doc V1.6 (XML mode)">
 
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<meta name="generator" content="GTK-Doc V1.8 (XML mode)">
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<link rel="stylesheet" href="style.css" type="text/css">
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<link rel="part" href="libgimpwidgets-widgets.html" title="Part&#160;I.&#160;GIMP Widgets">
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<link rel="chapter" href="libgimpwidgets-hierarchy.html" title="Object Hierarchy">
 
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<link rel="chapter" href="libgimpwidgets-gallery.html" title="Widget Gallery">
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<link rel="chapter" href="libgimpwidgets-cell-renderers.html" title="Cell Renderers for GtkTreeView">
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<link rel="part" href="libgimpwidgets-colordisplay.html" title="Part&#160;II.&#160;GIMP Display Filters">
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<link rel="part" href="libgimpwidgets-colorselector.html" title="Part&#160;III.&#160;GIMP Color Selectors">
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<link rel="part" href="libgimpwidgets-controller.html" title="Part&#160;IV.&#160;GIMP Controllers">
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<link rel="part" href="libgimpwidgets-utils.html" title="Part&#160;V.&#160;GIMP Widgets Utilities">
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<link rel="part" href="libgimpwidgets-deprecated.html" title="Part&#160;VI.&#160;Deprecated API">
 
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<link rel="index" href="libgimpwidgets-index.html" title="Index">
 
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<link rel="index" href="libgimpwidgets-index-new-in-2-2.html" title="Index of new symbols in GIMP 2.2">
 
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<link rel="index" href="libgimpwidgets-index-new-in-2-4.html" title="Index of new symbols in GIMP 2.4">
 
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<link rel="index" href="libgimpwidgets-index-deprecated.html" title="Index of deprecated symbols">
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</head>
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<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
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<table class="navigation" id="top" width="100%" summary="Navigation header" cellpadding="2" cellspacing="2">
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<th width="100%" align="center">GIMP Widgets Library Reference Manual</th>
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<td><a accesskey="n" href="GimpPreview.html"><img src="right.png" width="24" height="24" border="0" alt="Next"></a></td>
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</tr>
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<tr><td colspan="5" class="shortcuts"><nobr><a href="#top_of_page" class="shortcut">Top</a>
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                  &#160;|&#160;
33
 
                  <a href="#desc" class="shortcut">Description</a>
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                  &#160;|&#160;
35
 
                  <a href="#object_hierarchy" class="shortcut">Object Hierarchy</a>
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                  &#160;|&#160;
37
 
                  <a href="#properties" class="shortcut">Properties</a></nobr></td></tr>
 
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<tr><td colspan="5" class="shortcuts"><nobr><a href="#id2588480" class="shortcut">Top</a>
 
37
                  &#160;|&#160;
 
38
                  <a href="#id2617418" class="shortcut">Description</a>
 
39
                  &#160;|&#160;
 
40
                  <a href="#id2617306" class="shortcut">Object Hierarchy</a>
 
41
                  &#160;|&#160;
 
42
                  <a href="#id2617355" class="shortcut">Implemented Interfaces</a>
 
43
                  &#160;|&#160;
 
44
                  <a href="#id2617376" class="shortcut">Properties</a></nobr></td></tr>
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</table>
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<div class="refentry" lang="en">
40
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<a name="GimpPreviewArea"></a><div class="titlepage"></div>
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<div class="refnamediv"><table width="100%"><tr>
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<td valign="top">
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<h2><span class="refentrytitle"><a name="top_of_page"></a>GimpPreviewArea</span></h2>
 
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<h2>
 
51
<a name="id2588480"></a><span class="refentrytitle">GimpPreviewArea</span>
 
52
</h2>
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53
<p>GimpPreviewArea &#8212; A general purpose preview widget which caches its pixel data.</p>
45
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</td>
46
 
<td valign="top" align="right"></td>
 
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<td valign="top" align="right"><img src="gimp-preview-area.png"></td>
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</tr></table></div>
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<div class="refsynopsisdiv">
49
 
<a name="synopsis"></a><h2>Synopsis</h2>
 
58
<h2>Synopsis</h2>
50
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<pre class="synopsis">
51
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52
61
 
53
62
 
54
 
            <a href="GimpPreviewArea.html#GimpPreviewArea-struct">GimpPreviewArea</a>;
55
 
GtkWidget*  <a href="GimpPreviewArea.html#gimp-preview-area-new">gimp_preview_area_new</a>           (void);
56
 
void        <a href="GimpPreviewArea.html#gimp-preview-area-draw">gimp_preview_area_draw</a>          (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
57
 
                                             gint x,
58
 
                                             gint y,
59
 
                                             gint width,
60
 
                                             gint height,
61
 
                                             <a
62
 
href="../libgimpbase/libgimpbase-gimpbaseenums.html#GimpImageType"
63
 
>GimpImageType</a> type,
64
 
                                             const guchar *buf,
65
 
                                             gint rowstride);
66
 
void        <a href="GimpPreviewArea.html#gimp-preview-area-fill">gimp_preview_area_fill</a>          (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
67
 
                                             gint x,
68
 
                                             gint y,
69
 
                                             gint width,
70
 
                                             gint height,
71
 
                                             guchar red,
72
 
                                             guchar green,
73
 
                                             guchar blue);
74
 
void        <a href="GimpPreviewArea.html#gimp-preview-area-blend">gimp_preview_area_blend</a>         (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
75
 
                                             gint x,
76
 
                                             gint y,
77
 
                                             gint width,
78
 
                                             gint height,
79
 
                                             <a
80
 
href="../libgimpbase/libgimpbase-gimpbaseenums.html#GimpImageType"
81
 
>GimpImageType</a> type,
82
 
                                             const guchar *buf1,
83
 
                                             gint rowstride1,
84
 
                                             const guchar *buf2,
85
 
                                             gint rowstride2,
86
 
                                             guchar opacity);
87
 
void        <a href="GimpPreviewArea.html#gimp-preview-area-mask">gimp_preview_area_mask</a>          (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
88
 
                                             gint x,
89
 
                                             gint y,
90
 
                                             gint width,
91
 
                                             gint height,
92
 
                                             <a
93
 
href="../libgimpbase/libgimpbase-gimpbaseenums.html#GimpImageType"
94
 
>GimpImageType</a> type,
95
 
                                             const guchar *buf1,
96
 
                                             gint rowstride1,
97
 
                                             const guchar *buf2,
98
 
                                             gint rowstride2,
99
 
                                             const guchar *mask,
100
 
                                             gint rowstride_mask);
101
 
void        <a href="GimpPreviewArea.html#gimp-preview-area-set-offsets">gimp_preview_area_set_offsets</a>   (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
102
 
                                             gint x,
103
 
                                             gint y);
104
 
void        <a href="GimpPreviewArea.html#gimp-preview-area-set-colormap">gimp_preview_area_set_colormap</a>  (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
105
 
                                             const guchar *colormap,
106
 
                                             gint num_colors);
107
 
void        <a href="GimpPreviewArea.html#gimp-preview-area-set-max-size">gimp_preview_area_set_max_size</a>  (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
108
 
                                             gint width,
109
 
                                             gint height);
110
 
void        <a href="GimpPreviewArea.html#gimp-preview-area-menu-popup">gimp_preview_area_menu_popup</a>    (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
111
 
                                             GdkEventButton *event);
 
63
                    <a href="GimpPreviewArea.html#GimpPreviewArea-struct">GimpPreviewArea</a>;
 
64
GtkWidget*          <a href="GimpPreviewArea.html#gimp-preview-area-new">gimp_preview_area_new</a>               (void);
 
65
void                <a href="GimpPreviewArea.html#gimp-preview-area-draw">gimp_preview_area_draw</a>              (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
 
66
                                                         gint x,
 
67
                                                         gint y,
 
68
                                                         gint width,
 
69
                                                         gint height,
 
70
                                                         <a
 
71
href="../libgimpbase/libgimpbase-gimpbaseenums.html#GimpImageType"
 
72
>GimpImageType</a> type,
 
73
                                                         const guchar *buf,
 
74
                                                         gint rowstride);
 
75
void                <a href="GimpPreviewArea.html#gimp-preview-area-fill">gimp_preview_area_fill</a>              (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
 
76
                                                         gint x,
 
77
                                                         gint y,
 
78
                                                         gint width,
 
79
                                                         gint height,
 
80
                                                         guchar red,
 
81
                                                         guchar green,
 
82
                                                         guchar blue);
 
83
void                <a href="GimpPreviewArea.html#gimp-preview-area-blend">gimp_preview_area_blend</a>             (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
 
84
                                                         gint x,
 
85
                                                         gint y,
 
86
                                                         gint width,
 
87
                                                         gint height,
 
88
                                                         <a
 
89
href="../libgimpbase/libgimpbase-gimpbaseenums.html#GimpImageType"
 
90
>GimpImageType</a> type,
 
91
                                                         const guchar *buf1,
 
92
                                                         gint rowstride1,
 
93
                                                         const guchar *buf2,
 
94
                                                         gint rowstride2,
 
95
                                                         guchar opacity);
 
96
void                <a href="GimpPreviewArea.html#gimp-preview-area-mask">gimp_preview_area_mask</a>              (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
 
97
                                                         gint x,
 
98
                                                         gint y,
 
99
                                                         gint width,
 
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                                                         gint height,
 
101
                                                         <a
 
102
href="../libgimpbase/libgimpbase-gimpbaseenums.html#GimpImageType"
 
103
>GimpImageType</a> type,
 
104
                                                         const guchar *buf1,
 
105
                                                         gint rowstride1,
 
106
                                                         const guchar *buf2,
 
107
                                                         gint rowstride2,
 
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                                                         const guchar *mask,
 
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                                                         gint rowstride_mask);
 
110
void                <a href="GimpPreviewArea.html#gimp-preview-area-set-offsets">gimp_preview_area_set_offsets</a>       (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
 
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                                                         gint x,
 
112
                                                         gint y);
 
113
void                <a href="GimpPreviewArea.html#gimp-preview-area-set-colormap">gimp_preview_area_set_colormap</a>      (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
 
114
                                                         const guchar *colormap,
 
115
                                                         gint num_colors);
 
116
void                <a href="GimpPreviewArea.html#gimp-preview-area-set-max-size">gimp_preview_area_set_max_size</a>      (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
 
117
                                                         gint width,
 
118
                                                         gint height);
 
119
void                <a href="GimpPreviewArea.html#gimp-preview-area-menu-popup">gimp_preview_area_menu_popup</a>        (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
 
120
                                                         GdkEventButton *event);
112
121
 
113
122
</pre>
114
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</div>
115
124
<div class="refsect1" lang="en">
116
 
<a name="object_hierarchy"></a><h2>Object Hierarchy</h2>
 
125
<a name="id2617306"></a><h2>Object Hierarchy</h2>
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<pre class="synopsis">
118
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119
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  GObject
125
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</pre>
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</div>
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<div class="refsect1" lang="en">
128
 
<a name="impl_interfaces"></a><h2>Implemented Interfaces</h2>
 
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<a name="id2617355"></a><h2>Implemented Interfaces</h2>
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<p>
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GimpPreviewArea implements
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 AtkImplementorIface.</p>
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</div>
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<div class="refsect1" lang="en">
134
 
<a name="properties"></a><h2>Properties</h2>
 
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<a name="id2617376"></a><h2>Properties</h2>
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<pre class="synopsis">
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137
 
  "<a href="GimpPreviewArea.html#GimpPreviewArea--check-size">check-size</a>"           <a
 
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  "<a href="GimpPreviewArea.html#GimpPreviewArea--check-size">check-size</a>"               <a
138
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href="../libgimpbase/libgimpbase-gimpbaseenums.html#GimpCheckSize"
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>GimpCheckSize</a>         : Read / Write
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  "<a href="GimpPreviewArea.html#GimpPreviewArea--check-type">check-type</a>"           <a
 
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  "<a href="GimpPreviewArea.html#GimpPreviewArea--check-type">check-type</a>"               <a
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href="../libgimpbase/libgimpbase-gimpbaseenums.html#GimpCheckType"
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>GimpCheckType</a>         : Read / Write
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</pre>
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</div>
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<div class="refsect1" lang="en">
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<a name="desc"></a><h2>Description</h2>
 
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<a name="id2617418"></a><h2>Description</h2>
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<p>
148
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A general purpose preview widget which caches its pixel data.
149
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</p>
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</div>
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<div class="refsect1" lang="en">
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<a name="details"></a><h2>Details</h2>
 
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<a name="id2617435"></a><h2>Details</h2>
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<div class="refsect2" lang="en">
154
 
<a name="id2531698"></a><h3>
 
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<a name="id2617446"></a><h3>
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<a name="GimpPreviewArea-struct"></a>GimpPreviewArea</h3>
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<a class="indexterm" name="id2531710"></a><pre class="programlisting">typedef struct _GimpPreviewArea GimpPreviewArea;</pre>
 
165
<a class="indexterm" name="id2617457"></a><pre class="programlisting">typedef struct _GimpPreviewArea GimpPreviewArea;</pre>
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<p>
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</p>
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</div>
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<hr>
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<div class="refsect2" lang="en">
163
 
<a name="id2531726"></a><h3>
 
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<a name="id2617474"></a><h3>
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<a name="gimp-preview-area-new"></a>gimp_preview_area_new ()</h3>
165
 
<a class="indexterm" name="id2531737"></a><pre class="programlisting">GtkWidget*  gimp_preview_area_new           (void);</pre>
 
174
<a class="indexterm" name="id2617485"></a><pre class="programlisting">GtkWidget*          gimp_preview_area_new               (void);</pre>
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<p>
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</p>
 
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Creates a new <a href="GimpPreviewArea.html" title="GimpPreviewArea"><span class="type">GimpPreviewArea</span></a> widget.</p>
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<p>
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</p>
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<div class="variablelist"><table border="0">
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<col align="left" valign="top">
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<tbody><tr>
174
 
<td>
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<span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></td>
 
183
<td><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></td>
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<td> a new <a href="GimpPreviewArea.html" title="GimpPreviewArea"><span class="type">GimpPreviewArea</span></a> widget.
177
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Since GIMP 2.2
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</div>
183
191
<hr>
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<div class="refsect2" lang="en">
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<a name="id2531783"></a><h3>
 
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<a name="id2617539"></a><h3>
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<a name="gimp-preview-area-draw"></a>gimp_preview_area_draw ()</h3>
187
 
<a class="indexterm" name="id2531794"></a><pre class="programlisting">void        gimp_preview_area_draw          (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
188
 
                                             gint x,
189
 
                                             gint y,
190
 
                                             gint width,
191
 
                                             gint height,
192
 
                                             <a
 
195
<a class="indexterm" name="id2617551"></a><pre class="programlisting">void                gimp_preview_area_draw              (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
 
196
                                                         gint x,
 
197
                                                         gint y,
 
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                                                         gint width,
 
199
                                                         gint height,
 
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                                                         <a
193
201
href="../libgimpbase/libgimpbase-gimpbaseenums.html#GimpImageType"
194
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>GimpImageType</a> type,
195
 
                                             const guchar *buf,
196
 
                                             gint rowstride);</pre>
 
203
                                                         const guchar *buf,
 
204
                                                         gint rowstride);</pre>
197
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<p>
198
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Draws <em class="parameter"><code>buf</code></em> on <em class="parameter"><code>area</code></em> and queues a redraw on the given rectangle.
199
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</p>
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<col align="left" valign="top">
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<tbody>
208
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<tr>
209
 
<td>
210
 
<span class="term"><em class="parameter"><code>area</code></em>&#160;:</span></td>
 
217
<td><span class="term"><em class="parameter"><code>area</code></em>&#160;:</span></td>
211
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<td>      a <a href="GimpPreviewArea.html" title="GimpPreviewArea"><span class="type">GimpPreviewArea</span></a> widget.
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</td>
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</tr>
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<tr>
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<td>
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<span class="term"><em class="parameter"><code>x</code></em>&#160;:</span></td>
 
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<td><span class="term"><em class="parameter"><code>x</code></em>&#160;:</span></td>
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<td>         x offset in preview
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</td>
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</tr>
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<tr>
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<td>
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<span class="term"><em class="parameter"><code>y</code></em>&#160;:</span></td>
 
227
<td><span class="term"><em class="parameter"><code>y</code></em>&#160;:</span></td>
223
228
<td>         y offset in preview
224
229
</td>
225
230
</tr>
226
231
<tr>
227
 
<td>
228
 
<span class="term"><em class="parameter"><code>width</code></em>&#160;:</span></td>
 
232
<td><span class="term"><em class="parameter"><code>width</code></em>&#160;:</span></td>
229
233
<td>     buffer width
230
234
</td>
231
235
</tr>
232
236
<tr>
233
 
<td>
234
 
<span class="term"><em class="parameter"><code>height</code></em>&#160;:</span></td>
 
237
<td><span class="term"><em class="parameter"><code>height</code></em>&#160;:</span></td>
235
238
<td>    buffer height
236
239
</td>
237
240
</tr>
238
241
<tr>
239
 
<td>
240
 
<span class="term"><em class="parameter"><code>type</code></em>&#160;:</span></td>
 
242
<td><span class="term"><em class="parameter"><code>type</code></em>&#160;:</span></td>
241
243
<td>      the <a
242
244
href="../libgimpbase/libgimpbase-gimpbaseenums.html#GimpImageType"
243
245
><span class="type">GimpImageType</span></a> of <em class="parameter"><code>buf</code></em>
244
246
</td>
245
247
</tr>
246
248
<tr>
247
 
<td>
248
 
<span class="term"><em class="parameter"><code>buf</code></em>&#160;:</span></td>
 
249
<td><span class="term"><em class="parameter"><code>buf</code></em>&#160;:</span></td>
249
250
<td>       a <span class="type">guchar</span> buffer that contains the preview pixel data.
250
251
</td>
251
252
</tr>
252
253
<tr>
253
 
<td>
254
 
<span class="term"><em class="parameter"><code>rowstride</code></em>&#160;:</span></td>
 
254
<td><span class="term"><em class="parameter"><code>rowstride</code></em>&#160;:</span></td>
255
255
<td> rowstride of <em class="parameter"><code>buf</code></em>
256
256
</td>
257
257
</tr>
260
260
</div>
261
261
<hr>
262
262
<div class="refsect2" lang="en">
263
 
<a name="id2582785"></a><h3>
 
263
<a name="id2624711"></a><h3>
264
264
<a name="gimp-preview-area-fill"></a>gimp_preview_area_fill ()</h3>
265
 
<a class="indexterm" name="id2582795"></a><pre class="programlisting">void        gimp_preview_area_fill          (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
266
 
                                             gint x,
267
 
                                             gint y,
268
 
                                             gint width,
269
 
                                             gint height,
270
 
                                             guchar red,
271
 
                                             guchar green,
272
 
                                             guchar blue);</pre>
 
265
<a class="indexterm" name="id2624722"></a><pre class="programlisting">void                gimp_preview_area_fill              (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
 
266
                                                         gint x,
 
267
                                                         gint y,
 
268
                                                         gint width,
 
269
                                                         gint height,
 
270
                                                         guchar red,
 
271
                                                         guchar green,
 
272
                                                         guchar blue);</pre>
273
273
<p>
274
 
Fills <em class="parameter"><code>area</code></em> in the given color and queues a redraw on the given
275
 
rectangle.
 
274
Fills the given rectangle of <em class="parameter"><code>area</code></em> in the given color and queues a
 
275
redraw.
276
276
</p>
277
277
<p>
278
278
Since GIMP 2.2</p>
283
283
<col align="left" valign="top">
284
284
<tbody>
285
285
<tr>
286
 
<td>
287
 
<span class="term"><em class="parameter"><code>area</code></em>&#160;:</span></td>
 
286
<td><span class="term"><em class="parameter"><code>area</code></em>&#160;:</span></td>
288
287
<td>   a <a href="GimpPreviewArea.html" title="GimpPreviewArea"><span class="type">GimpPreviewArea</span></a> widget.
289
288
</td>
290
289
</tr>
291
290
<tr>
292
 
<td>
293
 
<span class="term"><em class="parameter"><code>x</code></em>&#160;:</span></td>
 
291
<td><span class="term"><em class="parameter"><code>x</code></em>&#160;:</span></td>
294
292
<td>      x offset in preview
295
293
</td>
296
294
</tr>
297
295
<tr>
298
 
<td>
299
 
<span class="term"><em class="parameter"><code>y</code></em>&#160;:</span></td>
 
296
<td><span class="term"><em class="parameter"><code>y</code></em>&#160;:</span></td>
300
297
<td>      y offset in preview
301
298
</td>
302
299
</tr>
303
300
<tr>
304
 
<td>
305
 
<span class="term"><em class="parameter"><code>width</code></em>&#160;:</span></td>
306
 
<td>  buffer width
307
 
</td>
308
 
</tr>
309
 
<tr>
310
 
<td>
311
 
<span class="term"><em class="parameter"><code>height</code></em>&#160;:</span></td>
312
 
<td> buffer height
313
 
</td>
314
 
</tr>
315
 
<tr>
316
 
<td>
317
 
<span class="term"><em class="parameter"><code>red</code></em>&#160;:</span></td>
 
301
<td><span class="term"><em class="parameter"><code>width</code></em>&#160;:</span></td>
 
302
<td>  width of the rectangle to fill
 
303
</td>
 
304
</tr>
 
305
<tr>
 
306
<td><span class="term"><em class="parameter"><code>height</code></em>&#160;:</span></td>
 
307
<td> height of the rectangle to fill
 
308
</td>
 
309
</tr>
 
310
<tr>
 
311
<td><span class="term"><em class="parameter"><code>red</code></em>&#160;:</span></td>
318
312
<td>    red component of the fill color (0-255)
319
313
</td>
320
314
</tr>
321
315
<tr>
322
 
<td>
323
 
<span class="term"><em class="parameter"><code>green</code></em>&#160;:</span></td>
 
316
<td><span class="term"><em class="parameter"><code>green</code></em>&#160;:</span></td>
324
317
<td>  green component of the fill color (0-255)
325
318
</td>
326
319
</tr>
327
320
<tr>
328
 
<td>
329
 
<span class="term"><em class="parameter"><code>blue</code></em>&#160;:</span></td>
 
321
<td><span class="term"><em class="parameter"><code>blue</code></em>&#160;:</span></td>
330
322
<td>   red component of the fill color (0-255)
331
323
</td>
332
324
</tr>
335
327
</div>
336
328
<hr>
337
329
<div class="refsect2" lang="en">
338
 
<a name="id2583006"></a><h3>
 
330
<a name="id2624927"></a><h3>
339
331
<a name="gimp-preview-area-blend"></a>gimp_preview_area_blend ()</h3>
340
 
<a class="indexterm" name="id2583017"></a><pre class="programlisting">void        gimp_preview_area_blend         (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
341
 
                                             gint x,
342
 
                                             gint y,
343
 
                                             gint width,
344
 
                                             gint height,
345
 
                                             <a
 
332
<a class="indexterm" name="id2624938"></a><pre class="programlisting">void                gimp_preview_area_blend             (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
 
333
                                                         gint x,
 
334
                                                         gint y,
 
335
                                                         gint width,
 
336
                                                         gint height,
 
337
                                                         <a
346
338
href="../libgimpbase/libgimpbase-gimpbaseenums.html#GimpImageType"
347
339
>GimpImageType</a> type,
348
 
                                             const guchar *buf1,
349
 
                                             gint rowstride1,
350
 
                                             const guchar *buf2,
351
 
                                             gint rowstride2,
352
 
                                             guchar opacity);</pre>
 
340
                                                         const guchar *buf1,
 
341
                                                         gint rowstride1,
 
342
                                                         const guchar *buf2,
 
343
                                                         gint rowstride2,
 
344
                                                         guchar opacity);</pre>
353
345
<p>
354
346
Composites <em class="parameter"><code>buf1</code></em> on <em class="parameter"><code>buf2</code></em> with the given <em class="parameter"><code>opacity</code></em>, draws the result
355
347
to <em class="parameter"><code>area</code></em> and queues a redraw on the given rectangle.
363
355
<col align="left" valign="top">
364
356
<tbody>
365
357
<tr>
366
 
<td>
367
 
<span class="term"><em class="parameter"><code>area</code></em>&#160;:</span></td>
 
358
<td><span class="term"><em class="parameter"><code>area</code></em>&#160;:</span></td>
368
359
<td>       a <a href="GimpPreviewArea.html" title="GimpPreviewArea"><span class="type">GimpPreviewArea</span></a> widget.
369
360
</td>
370
361
</tr>
371
362
<tr>
372
 
<td>
373
 
<span class="term"><em class="parameter"><code>x</code></em>&#160;:</span></td>
 
363
<td><span class="term"><em class="parameter"><code>x</code></em>&#160;:</span></td>
374
364
<td>          x offset in preview
375
365
</td>
376
366
</tr>
377
367
<tr>
378
 
<td>
379
 
<span class="term"><em class="parameter"><code>y</code></em>&#160;:</span></td>
 
368
<td><span class="term"><em class="parameter"><code>y</code></em>&#160;:</span></td>
380
369
<td>          y offset in preview
381
370
</td>
382
371
</tr>
383
372
<tr>
384
 
<td>
385
 
<span class="term"><em class="parameter"><code>width</code></em>&#160;:</span></td>
 
373
<td><span class="term"><em class="parameter"><code>width</code></em>&#160;:</span></td>
386
374
<td>      buffer width
387
375
</td>
388
376
</tr>
389
377
<tr>
390
 
<td>
391
 
<span class="term"><em class="parameter"><code>height</code></em>&#160;:</span></td>
 
378
<td><span class="term"><em class="parameter"><code>height</code></em>&#160;:</span></td>
392
379
<td>     buffer height
393
380
</td>
394
381
</tr>
395
382
<tr>
396
 
<td>
397
 
<span class="term"><em class="parameter"><code>type</code></em>&#160;:</span></td>
 
383
<td><span class="term"><em class="parameter"><code>type</code></em>&#160;:</span></td>
398
384
<td>       the <a
399
385
href="../libgimpbase/libgimpbase-gimpbaseenums.html#GimpImageType"
400
386
><span class="type">GimpImageType</span></a> of <em class="parameter"><code>buf1</code></em> and <em class="parameter"><code>buf2</code></em>
401
387
</td>
402
388
</tr>
403
389
<tr>
404
 
<td>
405
 
<span class="term"><em class="parameter"><code>buf1</code></em>&#160;:</span></td>
 
390
<td><span class="term"><em class="parameter"><code>buf1</code></em>&#160;:</span></td>
406
391
<td>       a <span class="type">guchar</span> buffer that contains the pixel data for
407
392
             the lower layer
408
393
</td>
409
394
</tr>
410
395
<tr>
411
 
<td>
412
 
<span class="term"><em class="parameter"><code>rowstride1</code></em>&#160;:</span></td>
 
396
<td><span class="term"><em class="parameter"><code>rowstride1</code></em>&#160;:</span></td>
413
397
<td> rowstride of <em class="parameter"><code>buf1</code></em>
414
398
</td>
415
399
</tr>
416
400
<tr>
417
 
<td>
418
 
<span class="term"><em class="parameter"><code>buf2</code></em>&#160;:</span></td>
 
401
<td><span class="term"><em class="parameter"><code>buf2</code></em>&#160;:</span></td>
419
402
<td>       a <span class="type">guchar</span> buffer that contains the pixel data for
420
403
             the upper layer
421
404
</td>
422
405
</tr>
423
406
<tr>
424
 
<td>
425
 
<span class="term"><em class="parameter"><code>rowstride2</code></em>&#160;:</span></td>
 
407
<td><span class="term"><em class="parameter"><code>rowstride2</code></em>&#160;:</span></td>
426
408
<td> rowstride of <em class="parameter"><code>buf2</code></em>
427
409
</td>
428
410
</tr>
429
411
<tr>
430
 
<td>
431
 
<span class="term"><em class="parameter"><code>opacity</code></em>&#160;:</span></td>
 
412
<td><span class="term"><em class="parameter"><code>opacity</code></em>&#160;:</span></td>
432
413
<td>    The opacity of the first layer.
433
414
</td>
434
415
</tr>
437
418
</div>
438
419
<hr>
439
420
<div class="refsect2" lang="en">
440
 
<a name="id2583363"></a><h3>
 
421
<a name="id2625284"></a><h3>
441
422
<a name="gimp-preview-area-mask"></a>gimp_preview_area_mask ()</h3>
442
 
<a class="indexterm" name="id2583374"></a><pre class="programlisting">void        gimp_preview_area_mask          (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
443
 
                                             gint x,
444
 
                                             gint y,
445
 
                                             gint width,
446
 
                                             gint height,
447
 
                                             <a
 
423
<a class="indexterm" name="id2625295"></a><pre class="programlisting">void                gimp_preview_area_mask              (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
 
424
                                                         gint x,
 
425
                                                         gint y,
 
426
                                                         gint width,
 
427
                                                         gint height,
 
428
                                                         <a
448
429
href="../libgimpbase/libgimpbase-gimpbaseenums.html#GimpImageType"
449
430
>GimpImageType</a> type,
450
 
                                             const guchar *buf1,
451
 
                                             gint rowstride1,
452
 
                                             const guchar *buf2,
453
 
                                             gint rowstride2,
454
 
                                             const guchar *mask,
455
 
                                             gint rowstride_mask);</pre>
 
431
                                                         const guchar *buf1,
 
432
                                                         gint rowstride1,
 
433
                                                         const guchar *buf2,
 
434
                                                         gint rowstride2,
 
435
                                                         const guchar *mask,
 
436
                                                         gint rowstride_mask);</pre>
456
437
<p>
457
438
Composites <em class="parameter"><code>buf1</code></em> on <em class="parameter"><code>buf2</code></em> with the given <em class="parameter"><code>mask</code></em>, draws the result on
458
439
<em class="parameter"><code>area</code></em> and queues a redraw on the given rectangle.
466
447
<col align="left" valign="top">
467
448
<tbody>
468
449
<tr>
469
 
<td>
470
 
<span class="term"><em class="parameter"><code>area</code></em>&#160;:</span></td>
 
450
<td><span class="term"><em class="parameter"><code>area</code></em>&#160;:</span></td>
471
451
<td>           a <a href="GimpPreviewArea.html" title="GimpPreviewArea"><span class="type">GimpPreviewArea</span></a> widget.
472
452
</td>
473
453
</tr>
474
454
<tr>
475
 
<td>
476
 
<span class="term"><em class="parameter"><code>x</code></em>&#160;:</span></td>
 
455
<td><span class="term"><em class="parameter"><code>x</code></em>&#160;:</span></td>
477
456
<td>              x offset in preview
478
457
</td>
479
458
</tr>
480
459
<tr>
481
 
<td>
482
 
<span class="term"><em class="parameter"><code>y</code></em>&#160;:</span></td>
 
460
<td><span class="term"><em class="parameter"><code>y</code></em>&#160;:</span></td>
483
461
<td>              y offset in preview
484
462
</td>
485
463
</tr>
486
464
<tr>
487
 
<td>
488
 
<span class="term"><em class="parameter"><code>width</code></em>&#160;:</span></td>
 
465
<td><span class="term"><em class="parameter"><code>width</code></em>&#160;:</span></td>
489
466
<td>          buffer width
490
467
</td>
491
468
</tr>
492
469
<tr>
493
 
<td>
494
 
<span class="term"><em class="parameter"><code>height</code></em>&#160;:</span></td>
 
470
<td><span class="term"><em class="parameter"><code>height</code></em>&#160;:</span></td>
495
471
<td>         buffer height
496
472
</td>
497
473
</tr>
498
474
<tr>
499
 
<td>
500
 
<span class="term"><em class="parameter"><code>type</code></em>&#160;:</span></td>
 
475
<td><span class="term"><em class="parameter"><code>type</code></em>&#160;:</span></td>
501
476
<td>           the <a
502
477
href="../libgimpbase/libgimpbase-gimpbaseenums.html#GimpImageType"
503
478
><span class="type">GimpImageType</span></a> of <em class="parameter"><code>buf1</code></em> and <em class="parameter"><code>buf2</code></em>
504
479
</td>
505
480
</tr>
506
481
<tr>
507
 
<td>
508
 
<span class="term"><em class="parameter"><code>buf1</code></em>&#160;:</span></td>
 
482
<td><span class="term"><em class="parameter"><code>buf1</code></em>&#160;:</span></td>
509
483
<td>           a <span class="type">guchar</span> buffer that contains the pixel data for
510
484
                 the lower layer
511
485
</td>
512
486
</tr>
513
487
<tr>
514
 
<td>
515
 
<span class="term"><em class="parameter"><code>rowstride1</code></em>&#160;:</span></td>
 
488
<td><span class="term"><em class="parameter"><code>rowstride1</code></em>&#160;:</span></td>
516
489
<td>     rowstride of <em class="parameter"><code>buf1</code></em>
517
490
</td>
518
491
</tr>
519
492
<tr>
520
 
<td>
521
 
<span class="term"><em class="parameter"><code>buf2</code></em>&#160;:</span></td>
 
493
<td><span class="term"><em class="parameter"><code>buf2</code></em>&#160;:</span></td>
522
494
<td>           a <span class="type">guchar</span> buffer that contains the pixel data for
523
495
                 the upper layer
524
496
</td>
525
497
</tr>
526
498
<tr>
527
 
<td>
528
 
<span class="term"><em class="parameter"><code>rowstride2</code></em>&#160;:</span></td>
 
499
<td><span class="term"><em class="parameter"><code>rowstride2</code></em>&#160;:</span></td>
529
500
<td>     rowstride of <em class="parameter"><code>buf2</code></em>
530
501
</td>
531
502
</tr>
532
503
<tr>
533
 
<td>
534
 
<span class="term"><em class="parameter"><code>mask</code></em>&#160;:</span></td>
 
504
<td><span class="term"><em class="parameter"><code>mask</code></em>&#160;:</span></td>
535
505
<td>           a <span class="type">guchar</span> buffer representing the mask of the second
536
506
                 layer.
537
507
</td>
538
508
</tr>
539
509
<tr>
540
 
<td>
541
 
<span class="term"><em class="parameter"><code>rowstride_mask</code></em>&#160;:</span></td>
 
510
<td><span class="term"><em class="parameter"><code>rowstride_mask</code></em>&#160;:</span></td>
542
511
<td> rowstride for the mask.
543
512
</td>
544
513
</tr>
547
516
</div>
548
517
<hr>
549
518
<div class="refsect2" lang="en">
550
 
<a name="id2583748"></a><h3>
 
519
<a name="id2625672"></a><h3>
551
520
<a name="gimp-preview-area-set-offsets"></a>gimp_preview_area_set_offsets ()</h3>
552
 
<a class="indexterm" name="id2583764"></a><pre class="programlisting">void        gimp_preview_area_set_offsets   (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
553
 
                                             gint x,
554
 
                                             gint y);</pre>
 
521
<a class="indexterm" name="id2625688"></a><pre class="programlisting">void                gimp_preview_area_set_offsets       (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
 
522
                                                         gint x,
 
523
                                                         gint y);</pre>
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<p>
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Sets the offsets of the previewed area. This information is used
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when drawing the checkerboard and to determine the dither offsets.</p>
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<col align="left" valign="top">
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<tbody>
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<tr>
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<td>
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<span class="term"><em class="parameter"><code>area</code></em>&#160;:</span></td>
 
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<td><span class="term"><em class="parameter"><code>area</code></em>&#160;:</span></td>
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<td> a <a href="GimpPreviewArea.html" title="GimpPreviewArea"><span class="type">GimpPreviewArea</span></a>
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</td>
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</tr>
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<tr>
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<td>
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<span class="term"><em class="parameter"><code>x</code></em>&#160;:</span></td>
 
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<td><span class="term"><em class="parameter"><code>x</code></em>&#160;:</span></td>
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<td>    horizontal offset
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</td>
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</tr>
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<tr>
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<td>
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<span class="term"><em class="parameter"><code>y</code></em>&#160;:</span></td>
 
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<td><span class="term"><em class="parameter"><code>y</code></em>&#160;:</span></td>
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<td>    vertical offset
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</td>
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</tr>
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</tbody>
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</table></div>
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<p>Since  GIMP 2.2
 
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<p class="since">Since  GIMP 2.2
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</p>
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</div>
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<hr>
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<div class="refsect2" lang="en">
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<a name="id2583870"></a><h3>
 
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<a name="id2625796"></a><h3>
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<a name="gimp-preview-area-set-colormap"></a>gimp_preview_area_set_colormap ()</h3>
591
 
<a class="indexterm" name="id2583883"></a><pre class="programlisting">void        gimp_preview_area_set_colormap  (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
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                                             const guchar *colormap,
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                                             gint num_colors);</pre>
 
557
<a class="indexterm" name="id2573809"></a><pre class="programlisting">void                gimp_preview_area_set_colormap      (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
 
558
                                                         const guchar *colormap,
 
559
                                                         gint num_colors);</pre>
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<p>
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Sets the colormap for the <a href="GimpPreviewArea.html" title="GimpPreviewArea"><span class="type">GimpPreviewArea</span></a> widget. You need to
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call this function before you use <a href="GimpPreviewArea.html#gimp-preview-area-draw"><code class="function">gimp_preview_area_draw()</code></a> with
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<col align="left" valign="top">
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<tbody>
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<tr>
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<td>
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<span class="term"><em class="parameter"><code>area</code></em>&#160;:</span></td>
 
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<td><span class="term"><em class="parameter"><code>area</code></em>&#160;:</span></td>
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<td>       a <a href="GimpPreviewArea.html" title="GimpPreviewArea"><span class="type">GimpPreviewArea</span></a>
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</td>
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</tr>
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<tr>
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<td>
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<span class="term"><em class="parameter"><code>colormap</code></em>&#160;:</span></td>
 
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<td><span class="term"><em class="parameter"><code>colormap</code></em>&#160;:</span></td>
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<td>   a <span class="type">guchar</span> buffer that contains the colormap
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</td>
618
582
</tr>
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<tr>
620
 
<td>
621
 
<span class="term"><em class="parameter"><code>num_colors</code></em>&#160;:</span></td>
 
584
<td><span class="term"><em class="parameter"><code>num_colors</code></em>&#160;:</span></td>
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<td> the number of colors in the colormap
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</td>
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</tr>
627
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</div>
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<hr>
629
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<div class="refsect2" lang="en">
630
 
<a name="id2584030"></a><h3>
 
593
<a name="id2625926"></a><h3>
631
594
<a name="gimp-preview-area-set-max-size"></a>gimp_preview_area_set_max_size ()</h3>
632
 
<a class="indexterm" name="id2584045"></a><pre class="programlisting">void        gimp_preview_area_set_max_size  (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
633
 
                                             gint width,
634
 
                                             gint height);</pre>
 
595
<a class="indexterm" name="id2625940"></a><pre class="programlisting">void                gimp_preview_area_set_max_size      (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
 
596
                                                         gint width,
 
597
                                                         gint height);</pre>
635
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<p>
636
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Usually a <a href="GimpPreviewArea.html" title="GimpPreviewArea"><span class="type">GimpPreviewArea</span></a> fills the size that it is
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allocated. This funtion allows you to limit the preview area to a
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<col align="left" valign="top">
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608
<tbody>
646
609
<tr>
647
 
<td>
648
 
<span class="term"><em class="parameter"><code>area</code></em>&#160;:</span></td>
 
610
<td><span class="term"><em class="parameter"><code>area</code></em>&#160;:</span></td>
649
611
<td>   a <a href="GimpPreviewArea.html" title="GimpPreviewArea"><span class="type">GimpPreviewArea</span></a> widget
650
612
</td>
651
613
</tr>
652
614
<tr>
653
 
<td>
654
 
<span class="term"><em class="parameter"><code>width</code></em>&#160;:</span></td>
 
615
<td><span class="term"><em class="parameter"><code>width</code></em>&#160;:</span></td>
655
616
<td>  the maximum width in pixels or -1 to unset the limit
656
617
</td>
657
618
</tr>
658
619
<tr>
659
 
<td>
660
 
<span class="term"><em class="parameter"><code>height</code></em>&#160;:</span></td>
 
620
<td><span class="term"><em class="parameter"><code>height</code></em>&#160;:</span></td>
661
621
<td> the maximum height in pixels or -1 to unset the limit
662
622
</td>
663
623
</tr>
664
624
</tbody>
665
625
</table></div>
666
 
<p>Since  GIMP 2.2
 
626
<p class="since">Since  GIMP 2.2
667
627
</p>
668
628
</div>
669
629
<hr>
670
630
<div class="refsect2" lang="en">
671
 
<a name="id2584162"></a><h3>
 
631
<a name="id2626047"></a><h3>
672
632
<a name="gimp-preview-area-menu-popup"></a>gimp_preview_area_menu_popup ()</h3>
673
 
<a class="indexterm" name="id2584178"></a><pre class="programlisting">void        gimp_preview_area_menu_popup    (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
674
 
                                             GdkEventButton *event);</pre>
 
633
<a class="indexterm" name="id2626062"></a><pre class="programlisting">void                gimp_preview_area_menu_popup        (<a href="GimpPreviewArea.html" title="GimpPreviewArea">GimpPreviewArea</a> *area,
 
634
                                                         GdkEventButton *event);</pre>
675
635
<p>
676
636
Creates a popup menu that allows to configure the size and type of
677
637
the checkerboard pattern that the <em class="parameter"><code>area</code></em> uses to visualize transparency.</p>
682
642
<col align="left" valign="top">
683
643
<tbody>
684
644
<tr>
685
 
<td>
686
 
<span class="term"><em class="parameter"><code>area</code></em>&#160;:</span></td>
 
645
<td><span class="term"><em class="parameter"><code>area</code></em>&#160;:</span></td>
687
646
<td>  a <a href="GimpPreviewArea.html" title="GimpPreviewArea"><span class="type">GimpPreviewArea</span></a>
688
647
</td>
689
648
</tr>
690
649
<tr>
691
 
<td>
692
 
<span class="term"><em class="parameter"><code>event</code></em>&#160;:</span></td>
 
650
<td><span class="term"><em class="parameter"><code>event</code></em>&#160;:</span></td>
693
651
<td> the button event that causes the menu to popup or <code class="literal">NULL</code>
694
652
</td>
695
653
</tr>
696
654
</tbody>
697
655
</table></div>
698
 
<p>Since  GIMP 2.2
 
656
<p class="since">Since  GIMP 2.2
699
657
</p>
700
658
</div>
701
659
</div>
702
660
<div class="refsect1" lang="en">
703
 
<a name="property_details"></a><h2>Property Details</h2>
 
661
<a name="id2626156"></a><h2>Property Details</h2>
704
662
<div class="refsect2" lang="en">
705
 
<a name="id2584292"></a><h3>
 
663
<a name="id2626165"></a><h3>
706
664
<a name="GimpPreviewArea--check-size"></a>The "<code class="literal">check-size</code>" property</h3>
707
 
<a class="indexterm" name="id2584305"></a><pre class="programlisting">  "check-size"           <a
 
665
<a class="indexterm" name="id2626178"></a><pre class="programlisting">  "check-size"               <a
708
666
href="../libgimpbase/libgimpbase-gimpbaseenums.html#GimpCheckSize"
709
667
>GimpCheckSize</a>         : Read / Write</pre>
710
668
<p></p>
712
670
</div>
713
671
<hr>
714
672
<div class="refsect2" lang="en">
715
 
<a name="id2584329"></a><h3>
 
673
<a name="id2626200"></a><h3>
716
674
<a name="GimpPreviewArea--check-type"></a>The "<code class="literal">check-type</code>" property</h3>
717
 
<a class="indexterm" name="id2584343"></a><pre class="programlisting">  "check-type"           <a
 
675
<a class="indexterm" name="id2626213"></a><pre class="programlisting">  "check-type"               <a
718
676
href="../libgimpbase/libgimpbase-gimpbaseenums.html#GimpCheckType"
719
677
>GimpCheckType</a>         : Read / Write</pre>
720
678
<p></p>