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| -rw-r--r-- | html/en/func/clipping.html | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/html/en/func/clipping.html b/html/en/func/clipping.html index b30db55..2211c76 100644 --- a/html/en/func/clipping.html +++ b/html/en/func/clipping.html @@ -36,13 +36,18 @@ canvas:Clip(mode: number) -> (old_mode: number) [in Lua]</pre> polygon.</p> <p>The value <b>CD_CLIPREGION</b> activates a complex clipping region. See the documentation of <a href="region.html">Regions</a>.</p> + <p>The defined clipping area, polygon and complex regions are stored + internally, so you may define them independently and switch between area, + polygon and complex region without having to define them again. Also if the + active clipping region is re-defined it immediately becomes the current + clipping region.</p> <pre class="function"><span class="mainFunction">void cdCanvasClipArea(cdCanvas* canvas, int xmin, int xmax, int ymin, int ymax); [in C]</span> void cdfCanvasClipArea(cdCanvas* canvas, double xmin, double xmax, double ymin, double ymax); [in C] void wdCanvasClipArea(cdCanvas* canvas, double xmin, double xmax, double ymin, double ymax); (WC) [in C] canvas:ClipArea(xmin, xmax, ymin, ymax: number) [in Lua] canvas:wClipArea(xmin, xmax, ymin, ymax: number) (WC) [in Lua]</pre> - <p>Defines a rectangle for clipping. Only the points in the interval <i><b>xmin<= + <p>Defines the current rectangle for clipping. Only the points in the interval <i><b>xmin<= x <= xmax</b></i> and<b> </b><i><b>ymin <= y <= ymax</b></i> will be printed. Default region: (0, w-1, 0, h-1). </p> |