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diff --git a/html/en/drv/svg.html b/html/en/drv/svg.html new file mode 100644 index 0000000..e75451e --- /dev/null +++ b/html/en/drv/svg.html @@ -0,0 +1,93 @@ +<!doctype HTML PUBLIC "-//IETF//DTD HTML//EN"> +<html> + +<head> +<meta http-equiv="Content-Language" content="en-us"> +<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> +<title>CD_SVG</title> +<link rel="stylesheet" type="text/css" href="../../style.css"> +</head> + +<body> + +<h2 style="text-align: left">CD_SVG - CD Scalable Vector Graphics Driver (cdsvg.h)</h2> + + <p>This driver allows the generation of a SVG file, a modularized language for + describing two-dimensional vector and mixed vector/raster graphics in XML. The + <a href="http://www.w3.org/TR/SVG/">SVG specification</a> is an open standard + that has been under development by the <a href="http://www.w3.org/">World Wide + Web Consortium</a> (W3C) since 1999.</p> + +<h3>Use</h3> + + <p>The file is created by calling function <font face="Courier"> + <a href="../func/init.html#cdCreateCanvas"><strong>cdCreateCanvas</strong></a>(CD_SVG, + Data)</font>. The <font face="Courier">Data</font> parameter is a string that must contain the filename and the canvas + dimensions, in the following format:</p> + + <pre>"<em>filename [widthxheight resolution]</em>" or in C<em> "<strong><tt>%s %gx%g %g</tt></strong>"</em></pre> + + <p>Only the parameter <font face="Courier">filename</font> is required. The filename must be inside double quotes (") + if it has spaces.<font face="Courier"> Width</font> and <font face="Courier">height</font> are provided in millimeters + (note the lowercase "x" between them), and their default value in pixels is <font face="Courier">INT_MAX</font> for + both dimensions. <font face="Courier">Resolution </font>is the number of pixels per millimeter; its default value is + "3.78 pixels/mm" (96 DPI). <font face="Courier">Width</font>, <font face="Courier">height</font> and + <font face="Courier">resolution</font> are real values.</p> + <p>Any amount of such canvases may exist simultaneously. It is important to note that a call to function + <a href="../func/init.html#cdKillCanvas"><font face="Courier"><strong> + cdKillCanvas</strong></font></a> is required to <b>close</b> the file properly.</p> + <h3>Behavior of Functions</h3> +<h4>Control</h4> +<dir> + <li><a href="http://www.tecgraf.puc-rio.br/cd/en/func/other.html#cdPlay"> + <font face="Courier"><strong>Play</strong></font></a>: does nothing, returns + <font face="Courier">CD_ERROR</font>.</li> + <li><a href="http://www.tecgraf.puc-rio.br/cd/en/func/control.html#cdClear"> + <font face="Courier"><strong>Clear</strong></font></a>: is simulated using + width and height to draw a rect.</li> +</dir> +<h4>Coordinate System and Clipping </h4> +<dir> + <li><a href="../func/coordinates.html#cdUpdateYAxis"><font face="Courier"> + <strong>UpdateYAxis</strong></font></a>: does nothing.</li> + <li><b>Complex Regions</b>: not supported.</li> +</dir> +<h4>Attributes</h4> +<dir> + <li><a href="http://www.tecgraf.puc-rio.br/cd/en/func/text.html#cdFontDim"> + <font face="Courier"><strong>FontDim</strong></font></a>: is simulated.</li> + <li><a href="http://www.tecgraf.puc-rio.br/cd/en/func/text.html#cdTextSize"> + <font face="Courier"><strong>TextSize</strong></font></a>: is simulated.</li> + <li> + <a href="http://www.tecgraf.puc-rio.br/cd/en/func/attributes.html#cdWriteMode"> + <font face="Courier"><strong>WriteMode</strong></font></a>: does nothing, + returns <font face="Courier">CD_REPLACE</font>.</li> +</dir> +<h4>Colors</h4> +<dir> + <li><a href="../func/color.html#cdGetColorPlanes"><font face="Courier"> + <strong> + GetColorPlanes</strong></font></a>: always returns 24.</li> + <li><a href="http://www.tecgraf.puc-rio.br/cd/en/func/color.html#cdPalette"> + <font face="Courier"><strong>Palette</strong></font></a>: does nothing.</li> +</dir> +<h4>Primitives</h4> +<dir> + <li><font face="Courier"><strong> + <a href="http://www.tecgraf.puc-rio.br/cd/en/func/marks.html#cdPixel">Pixel</a></strong></font>: + does not exist in SVG, is simulated using a circle with radius=0.1.</li> + <li>Floating point primitives are supported.</li> +</dir> +<h4>Client Images</h4> +<dir> + <li><a href="../func/client.html#cdGetImageRGB"><font face="Courier"><strong> + GetImageRGB</strong></font></a>: does nothing.</li> +</dir> +<h4>Server Images</h4> +<dir> + <li>All functions do nothing.</li> +</dir> + +</body> + +</html> |