<!--Copyright (C) 1988-2005 by the Institute of Global Environment and Society (IGES). See file COPYRIGHT for more information.--> <html> <head> <title>GrADS Command: draw button</title> </head> <body bgcolor="e0f0ff" text="#000000"> <h2><b>draw button</b></h2> <p> <code>draw button <i>number xpos ypos width height string</i></code> <p> Draws a button centered on <code><i>xpos,ypos</i></code> with the following attributes: <p> <ul> <code>number </code>button number, can be 1 thru 255<br> <code>xpos </code>x center of the button in page coordinates (inches)<br> <code>ypos </code>y center of the button in page coordinates (inches)<br> <code>width </code>width (x) of the button (inches)<br> <code>height </code>height (y) of the button (inches)<br> <code>string </code>text to display centered in the button<br> </ul> <p> <h3>Usage Notes</h3> <ol> <li>Button colors are specified with the <a href="gradcomdsetbutton.html"><code>set button</code></a> command. <p> <li>A button's initial state is <code>ON</code>. If a user clicks on a button following a <a href="gradcomdqpos.html"><code>q pos</code></a> command, then the button state will switch from <code>ON (1)</code> to <code>OFF (0)</code>. A second <a href="gradcomdqpos.html"><code>q pos</code></a> followed by a mouse click on the button will return it to the <code>ON</code> state. <p> <li>The button "state" (i.e. <code>ON/OFF</code>) may also be set with the <a href="gradcomdredrawbutton.html"><code>redraw button</code></a> command. <p> <li>See the section of the User's Guide on <a href="script.html#widgets">widgets</a> for more information on using buttons. </ol> <p> <h3>Example</h3> <p> <pre> set rgb 90 100 100 100 set rgb 91 50 50 50 set rgb 92 200 200 200 set button 2 90 91 92 3 90 91 92 10 draw button 1 2.5 8.0 2.5 0.5 Click Here </pre> </body> </html>
