<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Looking at the metapost examples in the Wiki it appears that a block symbol can be defined or redefined which allows the size of the block to be changed. Does this apply to each instance of a block or is it a global definition. How do you specify the size of the block when you place it in the drawing?<div><br><div> code metapost<div> def p_blocks_UIS (expr pos,theta,sc,al)=</div><div> symbolsize:=1.0u; %Factor*u; Factor=size of the blocks</div><div> U:=(.5u,.5u);</div><div> T:=identity aligned al rotated theta scaled sc shifted pos;</div><div> pickup PenC;</div><div> thdraw (.0symbolsize,.0symbolsize)--(1.0symbolsize,-.5symbolsize)--(0.0symbolsize,-1.5symbolsize)--(-1.0symbolsize,-1.0symbolsize)--cycle;</div><div> thdraw (.5symbolsize,-.25symbolsize)--(1.0symbolsize,.5symbolsize)--(0.0symbolsize,1.5symbolsize)--(-0.5symbolsize,.5symbolsize);</div><div> thdraw (.0symbolsize,.0symbolsize)--(.0symbolsize,.5symbolsize)--(-1.5symbolsize,.5symbolsize)--(-1.5symbolsize,-0.5symbolsize)--(-0.5symbolsize,-0.5symbolsize);</div><div> enddef;</div><div> endcode</div><div><br></div><div apple-content-edited="true"> <span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); 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font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><div><br class="khtml-block-placeholder"></div><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><div style="font-size: 16px; "><font class="Apple-style-span" color="#9B040B"><span class="Apple-style-span" style="color: rgb(155, 4, 11); font-size: 16px; "><span class="Apple-style-span" style="color: rgb(155, 4, 11); font-size: 16px; "><span class="Apple-style-span" style="color: rgb(155, 4, 11); font-size: 16px; ">Dave Clucas</span></span></span></font></div><div>email:<a href="mailto:dave@daveclucas.com">dave@daveclucas.com</a> </div></span></span></span></span>Website: <a href="http://daveclucas.com"><span class="Apple-style-span" style="color: rgb(0, 0, 238); -khtml-text-decorations-in-effect: underline; "><span class="Apple-style-span" style="color: rgb(0, 0, 238); -khtml-text-decorations-in-effect: underline; "><span class="Apple-style-span" style="color: rgb(0, 0, 238); -khtml-text-decorations-in-effect: underline; "><span class="Apple-style-span" style="color: rgb(0, 0, 238); -khtml-text-decorations-in-effect: underline; ">http://daveclucas.com</span></span></span></span></a></span></span></span><div><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><a href="http://daveclucas.com"><span class="Apple-style-span" style="color: rgb(0, 0, 238); -khtml-text-decorations-in-effect: underline; "><span class="Apple-style-span" style="color: rgb(0, 0, 238); -khtml-text-decorations-in-effect: underline; "></span></span></a></span><div> <a href="http://mycaves.org"><span class="Apple-style-span" style="color: rgb(0, 0, 255); -khtml-text-decorations-in-effect: underline; ">http://mycaves.org</span></a></div><div><span class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; ">Skype: daveclucas<br class="Apple-interchange-newline"></span></div><br class="Apple-interchange-newline"></span></span><br class="khtml-block-placeholder"></div><br class="Apple-interchange-newline"></span></div></span> </div><br></div></div></body></html>