782 lines
34 KiB
HTML
782 lines
34 KiB
HTML
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
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<title>GimpPreview</title>
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<meta name="generator" content="DocBook XSL Stylesheets V1.73.2">
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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 I. GIMP Widgets">
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<link rel="prev" href="GimpPreviewArea.html" title="GimpPreviewArea">
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<link rel="next" href="GimpRuler.html" title="GimpRuler">
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<meta name="generator" content="GTK-Doc V1.10 (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 I. 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 II. GIMP Display Filters">
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<link rel="part" href="libgimpwidgets-colorselector.html" title="Part III. GIMP Color Selectors">
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<link rel="part" href="libgimpwidgets-controller.html" title="Part IV. GIMP Controllers">
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<link rel="part" href="libgimpwidgets-utils.html" title="Part V. GIMP Widgets Utilities">
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<link rel="part" href="libgimpwidgets-deprecated.html" title="Part VI. 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-new-in-2-6.html" title="Index of new symbols in GIMP 2.6">
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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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<tr valign="middle">
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<td><a accesskey="p" href="GimpPreviewArea.html"><img src="left.png" width="24" height="24" border="0" alt="Prev"></a></td>
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<td><a accesskey="u" href="libgimpwidgets-widgets.html"><img src="up.png" width="24" height="24" border="0" alt="Up"></a></td>
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<td><a accesskey="h" href="index.html"><img src="home.png" width="24" height="24" border="0" alt="Home"></a></td>
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<th width="100%" align="center">GIMP Widgets Library Reference Manual</th>
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<td><a accesskey="n" href="GimpRuler.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="#GimpPreview.synopsis" class="shortcut">Top</a>
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<a href="#GimpPreview.description" class="shortcut">Description</a>
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<a href="#GimpPreview.object-hierarchy" class="shortcut">Object Hierarchy</a>
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<a href="#GimpPreview.implemented-interfaces" class="shortcut">Implemented Interfaces</a>
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<a href="#GimpPreview.properties" class="shortcut">Properties</a>
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<a href="#GimpPreview.style-properties" class="shortcut">Style Properties</a>
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<a href="#GimpPreview.signals" class="shortcut">Signals</a></nobr></td></tr>
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</table>
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<div class="refentry" lang="en">
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<a name="GimpPreview"></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="GimpPreview.top_of_page"></a>GimpPreview</span></h2>
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<p>GimpPreview — A widget providing a <a class="link" href="GimpPreviewArea.html" title="GimpPreviewArea"><span class="type">GimpPreviewArea</span></a> plus framework to update the preview.</p>
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</td>
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<td valign="top" align="right"></td>
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</tr></table></div>
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<div class="refsynopsisdiv">
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<a name="GimpPreview.synopsis"></a><h2>Synopsis</h2>
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<pre class="synopsis">
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<a class="link" href="GimpPreview.html#GimpPreview-struct" title="GimpPreview">GimpPreview</a>;
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
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>gboolean</a> <a class="link" href="GimpPreview.html#gimp-preview-get-update" title="gimp_preview_get_update ()">gimp_preview_get_update</a> (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview);
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void <a class="link" href="GimpPreview.html#gimp-preview-set-update" title="gimp_preview_set_update ()">gimp_preview_set_update</a> (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
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>gboolean</a> update);
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void <a class="link" href="GimpPreview.html#gimp-preview-set-bounds" title="gimp_preview_set_bounds ()">gimp_preview_set_bounds</a> (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> xmin,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> ymin,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> xmax,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> ymax);
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void <a class="link" href="GimpPreview.html#gimp-preview-get-size" title="gimp_preview_get_size ()">gimp_preview_get_size</a> (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> *width,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> *height);
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void <a class="link" href="GimpPreview.html#gimp-preview-get-position" title="gimp_preview_get_position ()">gimp_preview_get_position</a> (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> *x,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> *y);
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void <a class="link" href="GimpPreview.html#gimp-preview-transform" title="gimp_preview_transform ()">gimp_preview_transform</a> (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> src_x,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> src_y,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> *dest_x,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> *dest_y);
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void <a class="link" href="GimpPreview.html#gimp-preview-untransform" title="gimp_preview_untransform ()">gimp_preview_untransform</a> (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> src_x,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> src_y,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> *dest_x,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> *dest_y);
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<a
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href="/usr/share/gtk-doc/html/gtk/GtkWidget.html"
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>GtkWidget</a>* <a class="link" href="GimpPreview.html#gimp-preview-get-area" title="gimp_preview_get_area ()">gimp_preview_get_area</a> (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview);
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void <a class="link" href="GimpPreview.html#gimp-preview-draw" title="gimp_preview_draw ()">gimp_preview_draw</a> (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview);
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void <a class="link" href="GimpPreview.html#gimp-preview-draw-buffer" title="gimp_preview_draw_buffer ()">gimp_preview_draw_buffer</a> (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview,
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const <a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guchar"
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>guchar</a> *buffer,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> rowstride);
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void <a class="link" href="GimpPreview.html#gimp-preview-invalidate" title="gimp_preview_invalidate ()">gimp_preview_invalidate</a> (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview);
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void <a class="link" href="GimpPreview.html#gimp-preview-set-default-cursor" title="gimp_preview_set_default_cursor ()">gimp_preview_set_default_cursor</a> (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview,
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<a
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href="/usr/share/gtk-doc/html/gdk/gdk-Cursors.html#GdkCursor"
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>GdkCursor</a> *cursor);
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<a
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href="/usr/share/gtk-doc/html/gtk/GtkWidget.html"
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>GtkWidget</a>* <a class="link" href="GimpPreview.html#gimp-preview-get-controls" title="gimp_preview_get_controls ()">gimp_preview_get_controls</a> (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview);
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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="GimpPreview.object-hierarchy"></a><h2>Object Hierarchy</h2>
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<pre class="synopsis">
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<a
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href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject"
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>GObject</a>
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+----<a
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href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GInitiallyUnowned"
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>GInitiallyUnowned</a>
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+----<a
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href="/usr/share/gtk-doc/html/gtk/GtkObject.html"
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>GtkObject</a>
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+----<a
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href="/usr/share/gtk-doc/html/gtk/GtkWidget.html"
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>GtkWidget</a>
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+----<a
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href="/usr/share/gtk-doc/html/gtk/GtkContainer.html"
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>GtkContainer</a>
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+----<a
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href="/usr/share/gtk-doc/html/gtk/GtkBox.html"
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>GtkBox</a>
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+----<a
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href="/usr/share/gtk-doc/html/gtk/GtkVBox.html"
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>GtkVBox</a>
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+----GimpPreview
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+----<a class="link" href="GimpScrolledPreview.html" title="GimpScrolledPreview">GimpScrolledPreview</a>
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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="GimpPreview.implemented-interfaces"></a><h2>Implemented Interfaces</h2>
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<p>
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GimpPreview implements
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AtkImplementorIface and <a
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href="/usr/share/gtk-doc/html/gtk/gtk-gtkbuildable.html#GtkBuildable"
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>GtkBuildable</a>.</p>
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</div>
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<div class="refsect1" lang="en">
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<a name="GimpPreview.properties"></a><h2>Properties</h2>
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<pre class="synopsis">
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"<a class="link" href="GimpPreview.html#GimpPreview--update" title='The "update" property'>update</a>" <a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
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>gboolean</a> : Read / Write / Construct
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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="GimpPreview.style-properties"></a><h2>Style Properties</h2>
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<pre class="synopsis">
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"<a class="link" href="GimpPreview.html#GimpPreview--size" title='The "size" style property'>size</a>" <a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> : Read
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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="GimpPreview.signals"></a><h2>Signals</h2>
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<pre class="synopsis">
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"<a class="link" href="GimpPreview.html#GimpPreview-invalidated" title='The "invalidated" signal'>invalidated</a>" : Run First
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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="GimpPreview.description"></a><h2>Description</h2>
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<p>
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A widget providing a <a class="link" href="GimpPreviewArea.html" title="GimpPreviewArea"><span class="type">GimpPreviewArea</span></a> plus framework to update the preview.
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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="GimpPreview.details"></a><h2>Details</h2>
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<div class="refsect2" lang="en">
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<a name="GimpPreview-struct"></a><h3>GimpPreview</h3>
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<pre class="programlisting">typedef struct _GimpPreview GimpPreview;</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">
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<a name="gimp-preview-get-update"></a><h3>gimp_preview_get_update ()</h3>
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<pre class="programlisting"><a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
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>gboolean</a> gimp_preview_get_update (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview);</pre>
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<p>
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</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>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>preview</code></em> :</span></p></td>
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<td> a <a class="link" href="GimpPreview.html" title="GimpPreview"><span class="type">GimpPreview</span></a> widget
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</td>
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</tr>
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<tr>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
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<td> the state of the "Preview" check button.
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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 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="gimp-preview-set-update"></a><h3>gimp_preview_set_update ()</h3>
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<pre class="programlisting">void gimp_preview_set_update (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
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>gboolean</a> update);</pre>
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<p>
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Sets the state of the "Preview" check button.</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>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>preview</code></em> :</span></p></td>
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<td> a <a class="link" href="GimpPreview.html" title="GimpPreview"><span class="type">GimpPreview</span></a> widget
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</td>
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</tr>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>update</code></em> :</span></p></td>
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<td> <a
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href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"
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><code class="literal">TRUE</code></a> if the preview should invalidate itself when being
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scrolled or when <a class="link" href="GimpPreview.html#gimp-preview-invalidate" title="gimp_preview_invalidate ()"><code class="function">gimp_preview_invalidate()</code></a> is being called
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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 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="gimp-preview-set-bounds"></a><h3>gimp_preview_set_bounds ()</h3>
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<pre class="programlisting">void gimp_preview_set_bounds (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> xmin,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> ymin,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> xmax,
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<a
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href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
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>gint</a> ymax);</pre>
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<p>
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Sets the lower and upper limits for the previewed area. The
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difference between the upper and lower value is used to set the
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maximum size of the <a class="link" href="GimpPreviewArea.html" title="GimpPreviewArea"><span class="type">GimpPreviewArea</span></a> used in the <em class="parameter"><code>preview</code></em>.</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>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>preview</code></em> :</span></p></td>
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<td> a <a class="link" href="GimpPreview.html" title="GimpPreview"><span class="type">GimpPreview</span></a> widget
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</td>
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</tr>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>xmin</code></em> :</span></p></td>
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<td>
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</td>
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</tr>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>ymin</code></em> :</span></p></td>
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<td>
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</td>
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</tr>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>xmax</code></em> :</span></p></td>
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<td>
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</td>
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</tr>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>ymax</code></em> :</span></p></td>
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<td>
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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 class="since">Since GIMP 2.2
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</p>
|
||
</div>
|
||
<hr>
|
||
<div class="refsect2" lang="en">
|
||
<a name="gimp-preview-get-size"></a><h3>gimp_preview_get_size ()</h3>
|
||
<pre class="programlisting">void gimp_preview_get_size (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview,
|
||
<a
|
||
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
|
||
>gint</a> *width,
|
||
<a
|
||
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
|
||
>gint</a> *height);</pre>
|
||
<p>
|
||
</p>
|
||
<p>
|
||
|
||
</p>
|
||
<div class="variablelist"><table border="0">
|
||
<col align="left" valign="top">
|
||
<tbody>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>preview</code></em> :</span></p></td>
|
||
<td> a <a class="link" href="GimpPreview.html" title="GimpPreview"><span class="type">GimpPreview</span></a> widget
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>width</code></em> :</span></p></td>
|
||
<td> return location for the preview area width
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>height</code></em> :</span></p></td>
|
||
<td> return location for the preview area height
|
||
</td>
|
||
</tr>
|
||
</tbody>
|
||
</table></div>
|
||
<p class="since">Since GIMP 2.2
|
||
</p>
|
||
</div>
|
||
<hr>
|
||
<div class="refsect2" lang="en">
|
||
<a name="gimp-preview-get-position"></a><h3>gimp_preview_get_position ()</h3>
|
||
<pre class="programlisting">void gimp_preview_get_position (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview,
|
||
<a
|
||
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
|
||
>gint</a> *x,
|
||
<a
|
||
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
|
||
>gint</a> *y);</pre>
|
||
<p>
|
||
</p>
|
||
<p>
|
||
|
||
</p>
|
||
<div class="variablelist"><table border="0">
|
||
<col align="left" valign="top">
|
||
<tbody>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>preview</code></em> :</span></p></td>
|
||
<td> a <a class="link" href="GimpPreview.html" title="GimpPreview"><span class="type">GimpPreview</span></a> widget
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>x</code></em> :</span></p></td>
|
||
<td> return location for the horizontal offset
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>y</code></em> :</span></p></td>
|
||
<td> return location for the vertical offset
|
||
</td>
|
||
</tr>
|
||
</tbody>
|
||
</table></div>
|
||
<p class="since">Since GIMP 2.2
|
||
</p>
|
||
</div>
|
||
<hr>
|
||
<div class="refsect2" lang="en">
|
||
<a name="gimp-preview-transform"></a><h3>gimp_preview_transform ()</h3>
|
||
<pre class="programlisting">void gimp_preview_transform (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview,
|
||
<a
|
||
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
|
||
>gint</a> src_x,
|
||
<a
|
||
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
|
||
>gint</a> src_y,
|
||
<a
|
||
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
|
||
>gint</a> *dest_x,
|
||
<a
|
||
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
|
||
>gint</a> *dest_y);</pre>
|
||
<p>
|
||
Transforms from image to widget coordinates.</p>
|
||
<p>
|
||
|
||
</p>
|
||
<div class="variablelist"><table border="0">
|
||
<col align="left" valign="top">
|
||
<tbody>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>preview</code></em> :</span></p></td>
|
||
<td> a <a class="link" href="GimpPreview.html" title="GimpPreview"><span class="type">GimpPreview</span></a> widget
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>src_x</code></em> :</span></p></td>
|
||
<td> horizontal position on the previewed image
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>src_y</code></em> :</span></p></td>
|
||
<td> vertical position on the previewed image
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>dest_x</code></em> :</span></p></td>
|
||
<td> returns the transformed horizontal position
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>dest_y</code></em> :</span></p></td>
|
||
<td> returns the transformed vertical position
|
||
</td>
|
||
</tr>
|
||
</tbody>
|
||
</table></div>
|
||
<p class="since">Since GIMP 2.4
|
||
</p>
|
||
</div>
|
||
<hr>
|
||
<div class="refsect2" lang="en">
|
||
<a name="gimp-preview-untransform"></a><h3>gimp_preview_untransform ()</h3>
|
||
<pre class="programlisting">void gimp_preview_untransform (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview,
|
||
<a
|
||
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
|
||
>gint</a> src_x,
|
||
<a
|
||
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
|
||
>gint</a> src_y,
|
||
<a
|
||
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
|
||
>gint</a> *dest_x,
|
||
<a
|
||
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
|
||
>gint</a> *dest_y);</pre>
|
||
<p>
|
||
Transforms from widget to image coordinates.</p>
|
||
<p>
|
||
|
||
</p>
|
||
<div class="variablelist"><table border="0">
|
||
<col align="left" valign="top">
|
||
<tbody>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>preview</code></em> :</span></p></td>
|
||
<td> a <a class="link" href="GimpPreview.html" title="GimpPreview"><span class="type">GimpPreview</span></a> widget
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>src_x</code></em> :</span></p></td>
|
||
<td> horizontal position relative to the preview area's origin
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>src_y</code></em> :</span></p></td>
|
||
<td> vertical position relative to preview area's origin
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>dest_x</code></em> :</span></p></td>
|
||
<td> returns the untransformed horizontal position
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>dest_y</code></em> :</span></p></td>
|
||
<td> returns the untransformed vertical position
|
||
</td>
|
||
</tr>
|
||
</tbody>
|
||
</table></div>
|
||
<p class="since">Since GIMP 2.4
|
||
</p>
|
||
</div>
|
||
<hr>
|
||
<div class="refsect2" lang="en">
|
||
<a name="gimp-preview-get-area"></a><h3>gimp_preview_get_area ()</h3>
|
||
<pre class="programlisting"><a
|
||
href="/usr/share/gtk-doc/html/gtk/GtkWidget.html"
|
||
>GtkWidget</a>* gimp_preview_get_area (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview);</pre>
|
||
<p>
|
||
In most cases, you shouldn't need to access the <a class="link" href="GimpPreviewArea.html" title="GimpPreviewArea"><span class="type">GimpPreviewArea</span></a>
|
||
that is being used in the <em class="parameter"><code>preview</code></em>. Sometimes however, you need to.
|
||
For example if you want to receive mouse events from the area. In
|
||
such cases, use <a class="link" href="GimpPreview.html#gimp-preview-get-area" title="gimp_preview_get_area ()"><code class="function">gimp_preview_get_area()</code></a>.</p>
|
||
<p>
|
||
|
||
</p>
|
||
<div class="variablelist"><table border="0">
|
||
<col align="left" valign="top">
|
||
<tbody>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>preview</code></em> :</span></p></td>
|
||
<td> a <a class="link" href="GimpPreview.html" title="GimpPreview"><span class="type">GimpPreview</span></a> widget
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
|
||
<td> a pointer to the <a class="link" href="GimpPreviewArea.html" title="GimpPreviewArea"><span class="type">GimpPreviewArea</span></a> used in the <em class="parameter"><code>preview</code></em>.
|
||
|
||
</td>
|
||
</tr>
|
||
</tbody>
|
||
</table></div>
|
||
<p class="since">Since GIMP 2.4
|
||
</p>
|
||
</div>
|
||
<hr>
|
||
<div class="refsect2" lang="en">
|
||
<a name="gimp-preview-draw"></a><h3>gimp_preview_draw ()</h3>
|
||
<pre class="programlisting">void gimp_preview_draw (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview);</pre>
|
||
<p>
|
||
Calls the GimpPreview::draw method. GimpPreview itself doesn't
|
||
implement a default draw method so the behaviour is determined by
|
||
the derived class implementing this method.
|
||
</p>
|
||
<p>
|
||
<a
|
||
href="../libgimp/GimpDrawablePreview.html"
|
||
><span class="type">GimpDrawablePreview</span></a> implements <a class="link" href="GimpPreview.html#gimp-preview-draw" title="gimp_preview_draw ()"><code class="function">gimp_preview_draw()</code></a> by drawing the
|
||
original, unmodified drawable to the <em class="parameter"><code>preview</code></em>.</p>
|
||
<p>
|
||
|
||
</p>
|
||
<div class="variablelist"><table border="0">
|
||
<col align="left" valign="top">
|
||
<tbody><tr>
|
||
<td><p><span class="term"><em class="parameter"><code>preview</code></em> :</span></p></td>
|
||
<td> a <a class="link" href="GimpPreview.html" title="GimpPreview"><span class="type">GimpPreview</span></a> widget
|
||
</td>
|
||
</tr></tbody>
|
||
</table></div>
|
||
<p class="since">Since GIMP 2.2
|
||
</p>
|
||
</div>
|
||
<hr>
|
||
<div class="refsect2" lang="en">
|
||
<a name="gimp-preview-draw-buffer"></a><h3>gimp_preview_draw_buffer ()</h3>
|
||
<pre class="programlisting">void gimp_preview_draw_buffer (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview,
|
||
const <a
|
||
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guchar"
|
||
>guchar</a> *buffer,
|
||
<a
|
||
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
|
||
>gint</a> rowstride);</pre>
|
||
<p>
|
||
Calls the GimpPreview::draw_buffer method. GimpPreview itself
|
||
doesn't implement this method so the behaviour is determined by the
|
||
derived class implementing this method.</p>
|
||
<p>
|
||
|
||
</p>
|
||
<div class="variablelist"><table border="0">
|
||
<col align="left" valign="top">
|
||
<tbody>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>preview</code></em> :</span></p></td>
|
||
<td> a <a class="link" href="GimpPreview.html" title="GimpPreview"><span class="type">GimpPreview</span></a> widget
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>buffer</code></em> :</span></p></td>
|
||
<td> a pixel buffer the size of the preview
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>rowstride</code></em> :</span></p></td>
|
||
<td> the <em class="parameter"><code>buffer</code></em>'s rowstride
|
||
</td>
|
||
</tr>
|
||
</tbody>
|
||
</table></div>
|
||
<p class="since">Since GIMP 2.2
|
||
</p>
|
||
</div>
|
||
<hr>
|
||
<div class="refsect2" lang="en">
|
||
<a name="gimp-preview-invalidate"></a><h3>gimp_preview_invalidate ()</h3>
|
||
<pre class="programlisting">void gimp_preview_invalidate (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview);</pre>
|
||
<p>
|
||
This function starts or renews a short low-priority timeout. When
|
||
the timeout expires, the GimpPreview::invalidated signal is emitted
|
||
which will usually cause the <em class="parameter"><code>preview</code></em> to be updated.
|
||
</p>
|
||
<p>
|
||
This function does nothing unless the "Preview" button is checked.
|
||
</p>
|
||
<p>
|
||
During the emission of the signal a busy cursor is set on the
|
||
toplevel window containing the <em class="parameter"><code>preview</code></em> and on the preview area
|
||
itself.</p>
|
||
<p>
|
||
|
||
</p>
|
||
<div class="variablelist"><table border="0">
|
||
<col align="left" valign="top">
|
||
<tbody><tr>
|
||
<td><p><span class="term"><em class="parameter"><code>preview</code></em> :</span></p></td>
|
||
<td> a <a class="link" href="GimpPreview.html" title="GimpPreview"><span class="type">GimpPreview</span></a> widget
|
||
</td>
|
||
</tr></tbody>
|
||
</table></div>
|
||
<p class="since">Since GIMP 2.2
|
||
</p>
|
||
</div>
|
||
<hr>
|
||
<div class="refsect2" lang="en">
|
||
<a name="gimp-preview-set-default-cursor"></a><h3>gimp_preview_set_default_cursor ()</h3>
|
||
<pre class="programlisting">void gimp_preview_set_default_cursor (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview,
|
||
<a
|
||
href="/usr/share/gtk-doc/html/gdk/gdk-Cursors.html#GdkCursor"
|
||
>GdkCursor</a> *cursor);</pre>
|
||
<p>
|
||
Sets the default mouse cursor for the preview. Note that this will
|
||
be overriden by a <code class="literal">GDK_FLEUR</code> if the preview has scrollbars, or by a
|
||
<code class="literal">GDK_WATCH</code> when the preview is invalidated.</p>
|
||
<p>
|
||
|
||
</p>
|
||
<div class="variablelist"><table border="0">
|
||
<col align="left" valign="top">
|
||
<tbody>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>preview</code></em> :</span></p></td>
|
||
<td> a <a class="link" href="GimpPreview.html" title="GimpPreview"><span class="type">GimpPreview</span></a> widget
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>cursor</code></em> :</span></p></td>
|
||
<td> a <a
|
||
href="/usr/share/gtk-doc/html/gdk/gdk-Cursors.html#GdkCursor"
|
||
><span class="type">GdkCursor</span></a> or <a
|
||
href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#NULL:CAPS"
|
||
><code class="literal">NULL</code></a>
|
||
</td>
|
||
</tr>
|
||
</tbody>
|
||
</table></div>
|
||
<p class="since">Since GIMP 2.2
|
||
</p>
|
||
</div>
|
||
<hr>
|
||
<div class="refsect2" lang="en">
|
||
<a name="gimp-preview-get-controls"></a><h3>gimp_preview_get_controls ()</h3>
|
||
<pre class="programlisting"><a
|
||
href="/usr/share/gtk-doc/html/gtk/GtkWidget.html"
|
||
>GtkWidget</a>* gimp_preview_get_controls (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *preview);</pre>
|
||
<p>
|
||
Gives access to the <a
|
||
href="/usr/share/gtk-doc/html/gtk/GtkHBox.html"
|
||
><span class="type">GtkHBox</span></a> at the bottom of the preview that
|
||
contains the update toggle. Derived widgets can use this function
|
||
if they need to add controls to this area.</p>
|
||
<p>
|
||
|
||
</p>
|
||
<div class="variablelist"><table border="0">
|
||
<col align="left" valign="top">
|
||
<tbody>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>preview</code></em> :</span></p></td>
|
||
<td> a <a class="link" href="GimpPreview.html" title="GimpPreview"><span class="type">GimpPreview</span></a> widget
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
|
||
<td> the <a
|
||
href="/usr/share/gtk-doc/html/gtk/GtkHBox.html"
|
||
><span class="type">GtkHBox</span></a> at the bottom of the preview.
|
||
|
||
</td>
|
||
</tr>
|
||
</tbody>
|
||
</table></div>
|
||
<p class="since">Since GIMP 2.4
|
||
</p>
|
||
</div>
|
||
</div>
|
||
<div class="refsect1" lang="en">
|
||
<a name="GimpPreview.property-details"></a><h2>Property Details</h2>
|
||
<div class="refsect2" lang="en">
|
||
<a name="GimpPreview--update"></a><h3>The <code class="literal">"update"</code> property</h3>
|
||
<pre class="programlisting"> "update" <a
|
||
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
|
||
>gboolean</a> : Read / Write / Construct</pre>
|
||
<p></p>
|
||
<p>Default value: TRUE</p>
|
||
</div>
|
||
</div>
|
||
<div class="refsect1" lang="en">
|
||
<a name="GimpPreview.style-property-details"></a><h2>Style Property Details</h2>
|
||
<div class="refsect2" lang="en">
|
||
<a name="GimpPreview--size"></a><h3>The <code class="literal">"size"</code> style property</h3>
|
||
<pre class="programlisting"> "size" <a
|
||
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"
|
||
>gint</a> : Read</pre>
|
||
<p></p>
|
||
<p>Allowed values: [1,1024]</p>
|
||
<p>Default value: 200</p>
|
||
</div>
|
||
</div>
|
||
<div class="refsect1" lang="en">
|
||
<a name="GimpPreview.signal-details"></a><h2>Signal Details</h2>
|
||
<div class="refsect2" lang="en">
|
||
<a name="GimpPreview-invalidated"></a><h3>The <code class="literal">"invalidated"</code> signal</h3>
|
||
<pre class="programlisting">void user_function (<a class="link" href="GimpPreview.html" title="GimpPreview">GimpPreview</a> *gimppreview,
|
||
<a
|
||
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gpointer"
|
||
>gpointer</a> user_data) : Run First</pre>
|
||
<p>
|
||
|
||
</p>
|
||
<div class="variablelist"><table border="0">
|
||
<col align="left" valign="top">
|
||
<tbody>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>gimppreview</code></em> :</span></p></td>
|
||
<td>the object which received the signal.
|
||
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>user_data</code></em> :</span></p></td>
|
||
<td>user data set when the signal handler was connected.</td>
|
||
</tr>
|
||
</tbody>
|
||
</table></div>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
<div class="footer">
|
||
<hr>
|
||
Generated by GTK-Doc V1.10</div>
|
||
</body>
|
||
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