forked from amazingfate/help
137 lines
8.1 KiB
XML
137 lines
8.1 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<!--
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***********************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: line_draw.xhp,v $
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*
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* $Revision: 1.9 $
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*
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* last change: $Author: rt $ $Date: 2006-12-01 16:58:46 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************
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-->
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<helpdocument version="1.0">
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<meta>
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<topic id="textsimpressguideline_drawxml" indexer="include" status="PUBLISH">
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<title id="tit" xml-lang="en-US">Drawing Curves</title>
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<filename>/text/simpress/guide/line_draw.xhp</filename>
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</topic>
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<history>
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<created date="2003-10-31T00:00:00">Sun Microsystems, Inc.</created>
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<lastedited date="2006-10-23T14:01:00">FPE: Deleted Screenshot. Cleaned.</lastedited>
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</history>
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</meta>
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<body>
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<bookmark xml-lang="en-US" branch="index" id="bm_id3149377"><bookmark_value>lines; drawing</bookmark_value>
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<bookmark_value>curves; drawing</bookmark_value>
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<bookmark_value>control points definition</bookmark_value>
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<bookmark_value>corner points</bookmark_value>
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<bookmark_value>drawing;lines</bookmark_value>
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</bookmark>
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<paragraph role="heading" id="hd_id3149377" xml-lang="en-US" level="1" l10n="U" oldref="3"><variable id="line_draw"><link href="text/simpress/guide/line_draw.xhp" name="Drawing Curves">Drawing Curves</link>
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</variable></paragraph>
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<paragraph role="paragraph" id="par_id3148868" xml-lang="en-US" l10n="CHG" oldref="4">The <emph>Curve</emph> icon
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<image id="img_id3150205" src="res/commandimagelist/sc_linetoolbox.png" width="0.222inch" height="0.222inch"><alt id="alt_id3150205" xml-lang="en-US">Icon</alt>
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</image> on the <emph>Drawing</emph> toolbar opens a toolbar to draw Bézier curves. Bézier curves are defined by a start point and an end point, which are called "anchors". The curvature of the Bézier curve is defined by control points ("handles"). Moving a control point changes the shape of the Bézier curve.</paragraph>
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<paragraph role="note" id="par_id8532364" xml-lang="en-US" l10n="NEW">Control points are only visible in "Edit Points" mode. Control points are represented by circles, anchor points are represented by squares. The start point is a little bit larger than the other anchor points.</paragraph>
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<paragraph role="paragraph" id="par_id3150210" xml-lang="en-US" l10n="CHG" oldref="39">Bézier curve segments and straight line segments can be joined to form more complex Bézier curves. Three different transitions can be applied to join adjacent segments:</paragraph>
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<list type="unordered">
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<listitem>
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<paragraph role="listitem" id="par_id3154766" xml-lang="en-US" l10n="CHG" oldref="25">A <emph>symmetrical</emph> anchor point has the same line curvature on either side, and two control lines that move together as a straight line.</paragraph>
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</listitem>
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<listitem>
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<paragraph role="listitem" id="par_id3149874" xml-lang="en-US" l10n="CHG" oldref="26">A <emph>smooth</emph> anchor point may have different line curvatures on either side.</paragraph>
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</listitem>
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<listitem>
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<paragraph role="listitem" id="par_id3150435" xml-lang="en-US" l10n="CHG" oldref="27">A <emph>corner</emph> anchor point has one or two independent control lines. Changing one side has no effect on the other side.</paragraph>
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</listitem>
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</list>
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<paragraph role="heading" id="hd_id46388" xml-lang="en-US" level="2" l10n="NEW">How to use the Curve tool</paragraph>
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<list type="ordered">
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<listitem>
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<paragraph role="paragraph" id="par_id3155262" xml-lang="en-US" l10n="CHG" oldref="5">On the Drawing toolbar, open the <emph>Curves</emph> toolbar
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<image id="img_id3145829" src="res/commandimagelist/sc_linetoolbox.png" width="0.222inch" height="0.222inch"><alt id="alt_id3145829" xml-lang="en-US">Icon</alt>
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</image> and select the <emph>Curve</emph>
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<image id="Graphic1" src="res/commandimagelist/sc_bezier_unfilled.png" width="0.222inch" height="0.222inch"><alt id="alt_" xml-lang="en-US">Icon</alt>
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</image> tool.</paragraph>
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</listitem>
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<listitem>
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<paragraph role="paragraph" id="par_id3155928" xml-lang="en-US" l10n="CHG" oldref="6">Click where you want the curve to start, and drag in the direction where you want the curve to go. The control line will indicate the direction. </paragraph>
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<paragraph role="paragraph" id="par_id8174687" xml-lang="en-US" l10n="NEW">Hold down <item type="keycode">Shift</item> while you drag to restrict the direction to a 45 degree grid.</paragraph>
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</listitem>
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<listitem>
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<paragraph role="paragraph" id="par_id3148390" xml-lang="en-US" l10n="CHG" oldref="41">Release the mouse where the first control point should be.</paragraph>
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</listitem>
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<listitem>
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<paragraph role="paragraph" id="par_id3154865" xml-lang="en-US" l10n="U" oldref="22">Move the pointer to where you want the curve segment to end. The curve follows the pointer. </paragraph>
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</listitem>
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<listitem>
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<paragraph role="paragraph" id="par_id1556443" xml-lang="en-US" l10n="NEW">Do one of the following:</paragraph>
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</listitem>
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</list>
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<list type="unordered">
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<listitem>
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<paragraph role="paragraph" id="par_id3151172" xml-lang="en-US" l10n="CHG" oldref="9">Double-click on the position of the end point to finish drawing the line. </paragraph>
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<paragraph role="paragraph" id="par_id5377056" xml-lang="en-US" l10n="NEW">To create a closed shape, double-click the starting point of the line.</paragraph>
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</listitem>
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<listitem>
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<paragraph role="paragraph" id="par_id3153919" xml-lang="en-US" l10n="CHG" oldref="23">Click and release the mouse button to add an anchor point. Move the mouse to draw the next segment.</paragraph>
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</listitem>
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<listitem>
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<paragraph role="paragraph" id="par_id3149451" xml-lang="en-US" l10n="CHG" oldref="43">Click and drag in any direction to add a smooth anchor point.</paragraph>
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</listitem>
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</list>
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<paragraph role="heading" id="hd_id2071596" xml-lang="en-US" level="2" l10n="NEW">How to use the Freeform Line tool</paragraph>
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<list type="ordered">
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<listitem>
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<paragraph role="paragraph" id="par_id4907681" xml-lang="en-US" l10n="NEW">On the Drawing toolbar, open the <emph>Curves</emph> toolbar
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<image id="Graphic2" src="res/commandimagelist/sc_linetoolbox.png" width="0.222inch" height="0.222inch"><alt id="alt_" xml-lang="en-US">Icon</alt>
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</image> and select the <emph>Freeform Line</emph>
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<image id="Graphic3" src="res/commandimagelist/sc_freeline_unfilled.png" width="0.222inch" height="0.222inch"><alt id="alt_" xml-lang="en-US">Icon</alt>
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</image> tool.</paragraph>
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</listitem>
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<listitem>
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<paragraph role="paragraph" id="par_id1122165" xml-lang="en-US" l10n="NEW">Click where you want the curve to start, and keep holding the mouse button down.</paragraph>
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</listitem>
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<listitem>
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<paragraph role="paragraph" id="par_id5792107" xml-lang="en-US" l10n="NEW">Draw the freeform line as you would do with a pencil.</paragraph>
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</listitem>
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<listitem>
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<paragraph role="paragraph" id="par_id7734916" xml-lang="en-US" l10n="NEW">Release the mouse button to finish the line.</paragraph>
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</listitem>
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</list>
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<section id="relatedtopics">
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<embed href="text/simpress/guide/line_edit.xhp#line_edit"/>
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<embed href="text/simpress/guide/vectorize.xhp#vectorize"/>
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<embed href="text/simpress/guide/3d_create.xhp#3d_create"/>
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<embed href="text/simpress/guide/text2curve.xhp#text2curve"/>
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</section>
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</body>
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</helpdocument>
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