diff options
Diffstat (limited to 'html/en/drv')
| -rw-r--r-- | html/en/drv/cairo.html | 56 | ||||
| -rw-r--r-- | html/en/drv/gdk.html | 8 | ||||
| -rw-r--r-- | html/en/drv/svg.html | 2 | ||||
| -rw-r--r-- | html/en/drv/xwin.html | 4 |
4 files changed, 54 insertions, 16 deletions
diff --git a/html/en/drv/cairo.html b/html/en/drv/cairo.html index 2e04833..adb65ac 100644 --- a/html/en/drv/cairo.html +++ b/html/en/drv/cairo.html @@ -10,6 +10,9 @@ .style1 { font-family: Courier; } +.style3 { + text-decoration: underline; +} </style> </head> @@ -19,8 +22,7 @@ <p>This driver represents a basic driver for all system-dependent drivers implemented in the X-Windows and MS-Windows systems. The implementation uses the - <a href="http://library.gnome.org/devel/pango/">Cairo</a> API - functions and Pango functions to support Unicode text. This driver can be + <a href="http://library.gnome.org/devel/pango/">Cairo</a> and Pango functions. This driver can be compiled and used in all systems Cairo is supported. The drivers <b>Native Window</b>, <b>Image</b>, <b>Printer</b> and <b>Double Buffer</b> were implemented.</p> <p>The main motivation for the use of Cairo was transparency for all the @@ -40,15 +42,49 @@ for complex clipping regions.</p> <span style="font-family: Courier">CD_DBUFFER</span></strong>, because they are function calls and not static defines.</p> <p>Using Cairo it is allowed to create more that one canvas at the same time for the same Window. And they can co-exist - with a standard GD, Win32 or X-Windows canvas.</p> + with a standard GDK, Win32 or X-Windows canvas.</p> <p>To enable the use of Cairo based drivers you must call the initialization function <font face="Courier"><strong> - cdInitContextPlus()</strong></font> once and link to the libraries "<strong>cdcairo</strong>" and "<strong>cairo</strong>". - When using the GDK base driver you do not need to link with the "<strong>cdcairo</strong>" - library. Also the Cairo library must be installed in your system.</p> - <p>In CDLua it is not necessary any additional initialization, but the - application must still be linked with the <strong>cdcontextplus.lib</strong> - library or a <strong>require"cdluacontextplus"</strong> can be used when - using dynamic libraries.</p> + cdInitContextPlus()</strong></font> once and link to the libraries "<strong>cdcairo</strong>" and "<strong>cairo</strong>". Also the Cairo library must be installed in your system. + When using the GDK base driver you do not need to link with the "<strong>cdcairo</strong>" + library. </p> + <p>In CDLua it is not necessary any additional initialization, and <strong>require"cdluacairo"</strong> can be used when + using dynamic libraries. But when using require there are some restrictions, + in Win32 the GDK base driver can NOT be used, in Linux the X11 base driver + can NOT be used, and in other UNICES the GDK base driver can NOT be used.</p> + +<h3>Extra Drivers (cdcairo.h)</h3> +<p>Only available in Lua when <strong>require"cdluacairo"</strong> is +used.</p> + +<h4>CD_CAIRO_PS - PostScript Driver</h4> + + <p>Similar to <a href="ps.html">CD_PS</a>, uses the same creation parameters. + But margins are not supported and Postscript level can be 2 (parameter -2) + or 3 (parameter -3).</p> + +<h4>CD_CAIRO_PDF - PDF Driver</h4> + + <p>Similar to <a href="pdf.html">CD_PDF</a>, uses the same creation + parameters. The driver also does not depends on the PDFLib. The additional + attributes "OPACITY", "PATTERN", "PDF", "PDFLIBVERSION" and the description + strings, are not supported.</p> +<h4>CD_CAIRO_SVG - Scalable Vector Graphics Driver</h4> + + <p>Similar to <a href="svg.html">CD_SVG</a>, uses the same creation + parameters. The additional attributes "OPACITY" and "CMD" are not supported.</p> + +<h4>CD_CAIRO_IMAGERGB - RGB Client Image Driver</h4> + + <p>Similar to <a href="irgb.html">CD_IMAGERGB</a>, uses <span class="style3"> + almost</span> the same creation parameters. The main difference is that the + data pointers are packed in RGBARGBARGBA... format. So it is used only 1 + pointer for data, instead of 3. Also the attributes "REDIMAGE", + "GREENIMAGE", "BLUEIMAGE" and "ALPHAIMAGE are not supported and replaced by + the "RGBDATA" attribute. There are also two new attributes, "STRIDE" that + returns the line size in bytes, when data is specified during creation then + stride is always width*32. Even when there is not alpha channel, data is + stored in 32 bits per pixel. Image data is also organized in top-bottom + orientation, it means the data pointer points to the top-left corner.</p> <h3>Behavior of Functions</h3> <h4>Control </h4> diff --git a/html/en/drv/gdk.html b/html/en/drv/gdk.html index 694a22c..e54d6e0 100644 --- a/html/en/drv/gdk.html +++ b/html/en/drv/gdk.html @@ -6,11 +6,6 @@ <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <title>GDK</title> <link rel="stylesheet" type="text/css" href="../../style.css"> -<style type="text/css"> -.style1 { - font-family: monospace; -} -</style> </head> <body> @@ -23,6 +18,9 @@ <a href="http://library.gnome.org/devel/pango/">Pango</a> API functions. This driver was designed for the GTK+ version 2, and can be compiled and used in all systems GDK is supported.</p> +<p>This is included in the main library in Linux and BSD. To use it in other +Unices and in Win32 you must link with the <strong>cdgdk</strong> library +instead of the <strong>cd</strong> main library.</p> <h3>Behavior of Functions</h3> <h4>Control </h4> diff --git a/html/en/drv/svg.html b/html/en/drv/svg.html index 10a0952..31a5f4a 100644 --- a/html/en/drv/svg.html +++ b/html/en/drv/svg.html @@ -10,7 +10,7 @@ <body> -<h2 style="text-align: left">CD_SVG - CD Scalable Vector Graphics Driver (cdsvg.h)</h2> +<h2 style="text-align: left">CD_SVG - 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 diff --git a/html/en/drv/xwin.html b/html/en/drv/xwin.html index 3049da9..86d57ed 100644 --- a/html/en/drv/xwin.html +++ b/html/en/drv/xwin.html @@ -21,6 +21,10 @@ implemented in the X-Windows system. The implementation uses the XLIB API functions. It was developed using X11R4, but works in more recent versions, such as X11R6.</p> +<p>This is included in the main library in AIX, SunOS and IRIX. To use it in +Linux and BSD you must link with the <strong>cdx11</strong> library instead of +the <strong>cd</strong> main library.</p> + <p>Note: The coordinates internally implemented by the video driver use 16-bit integers. Therefore, if a coordinate with less than -32k or more than 32k is defined, it will be interpreted incorrectly.</p> |