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Diffstat (limited to 'libXmu/src/DrRndRect.c')
| -rw-r--r-- | libXmu/src/DrRndRect.c | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/libXmu/src/DrRndRect.c b/libXmu/src/DrRndRect.c new file mode 100644 index 000000000..7fe5489d0 --- /dev/null +++ b/libXmu/src/DrRndRect.c @@ -0,0 +1,182 @@ +/* $Xorg: DrRndRect.c,v 1.4 2001/02/09 02:03:52 xorgcvs Exp $ */ + +/* + +Copyright 1988, 1998 The Open Group + +Permission to use, copy, modify, distribute, and sell this software and its +documentation for any purpose is hereby granted without fee, provided that +the above copyright notice appear in all copies and that both that +copyright notice and this permission notice appear in supporting +documentation. + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of The Open Group shall not be +used in advertising or otherwise to promote the sale, use or other dealings +in this Software without prior written authorization from The Open Group. + +*/ +/* $XFree86: xc/lib/Xmu/DrRndRect.c,v 1.6 2001/01/17 19:42:54 dawes Exp $ */ + +/* + * XmuDrawRoundedRectangle, XmuFillRoundedRectangle + * + * Draw/Fill a rounded rectangle, where x, y, w, h are the dimensions of + * the overall rectangle, and ew and eh are the sizes of a bounding box + * that the corners are drawn inside of. + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include <X11/Xlib.h> +#include <X11/Xmu/Drawing.h> + +void +XmuDrawRoundedRectangle(Display *dpy, Drawable draw, GC gc, + int x, int y, int w, int h, int ew, int eh) +{ + XArc arcs[8]; + int ew2, eh2; + + if ((ew2 = (ew << 1)) > w) + ew2 = ew = 0; + if ((eh2 = (eh << 1)) > h) + eh2 = eh = 0; + + arcs[0].x = x; + arcs[0].y = y; + arcs[0].width = ew2; + arcs[0].height = eh2; + arcs[0].angle1 = 180 * 64; + arcs[0].angle2 = -90 * 64; + + arcs[1].x = x + ew; + arcs[1].y = y; + arcs[1].width = w - ew2; + arcs[1].height = 0; + arcs[1].angle1 = 180 * 64; + arcs[1].angle2 = -180 * 64; + + arcs[2].x = x + w - ew2; + arcs[2].y = y; + arcs[2].width = ew2; + arcs[2].height = eh2; + arcs[2].angle1 = 90 * 64; + arcs[2].angle2 = -90 * 64; + + arcs[3].x = x + w; + arcs[3].y = y + eh; + arcs[3].width = 0; + arcs[3].height = h - eh2; + arcs[3].angle1 = 90 * 64; + arcs[3].angle2 = -180 * 64; + + arcs[4].x = x + w - ew2; + arcs[4].y = y + h - eh2; + arcs[4].width = ew2; + arcs[4].height = eh2; + arcs[4].angle1 = 0; + arcs[4].angle2 = -90 * 64; + + arcs[5].x = x + ew; + arcs[5].y = y + h; + arcs[5].width = w - ew2; + arcs[5].height = 0; + arcs[5].angle1 = 0; + arcs[5].angle2 = -180 * 64; + + arcs[6].x = x; + arcs[6].y = y + h - eh2; + arcs[6].width = ew2; + arcs[6].height = eh2; + arcs[6].angle1 = 270 * 64; + arcs[6].angle2 = -90 * 64; + + arcs[7].x = x; + arcs[7].y = y + eh; + arcs[7].width = 0; + arcs[7].height = h - eh2; + arcs[7].angle1 = 270 * 64; + arcs[7].angle2 = -180 * 64; + + XDrawArcs(dpy, draw, gc, arcs, 8); +} + +void +XmuFillRoundedRectangle(Display *dpy, Drawable draw, GC gc, + int x, int y, int w, int h, int ew, int eh) +{ + XArc arcs[4]; + XRectangle rects[3]; + XGCValues vals; + int ew2, eh2; + + XGetGCValues(dpy, gc, GCArcMode, &vals); + if (vals.arc_mode != ArcPieSlice) + XSetArcMode(dpy, gc, ArcPieSlice); + + if ((ew2 = (ew << 1)) > w) + ew2 = ew = 0; + if ((eh2 = (eh << 1)) > h) + eh2 = eh = 0; + + arcs[0].x = x; + arcs[0].y = y; + arcs[0].width = ew2; + arcs[0].height = eh2; + arcs[0].angle1 = 180 * 64; + arcs[0].angle2 = -90 * 64; + + arcs[1].x = x + w - ew2 - 1; + arcs[1].y = y; + arcs[1].width = ew2; + arcs[1].height = eh2; + arcs[1].angle1 = 90 * 64; + arcs[1].angle2 = -90 * 64; + + arcs[2].x = x + w - ew2 - 1; + arcs[2].y = y + h - eh2 - 1; + arcs[2].width = ew2; + arcs[2].height = eh2; + arcs[2].angle1 = 0; + arcs[2].angle2 = -90 * 64; + + arcs[3].x = x; + arcs[3].y = y + h - eh2 - 1; + arcs[3].width = ew2; + arcs[3].height = eh2; + arcs[3].angle1 = 270 * 64; + arcs[3].angle2 = -90 * 64; + + XFillArcs(dpy, draw, gc, arcs, 4); + + rects[0].x = x + ew; + rects[0].y = y; + rects[0].width = w - ew2; + rects[0].height = h; + + rects[1].x = x; + rects[1].y = y + eh; + rects[1].width = ew; + rects[1].height = h - eh2; + + rects[2].x = x + w - ew; + rects[2].y = y + eh; + rects[2].width = ew; + rects[2].height = h - eh2; + + XFillRectangles(dpy, draw, gc, rects, 3); + + if (vals.arc_mode != ArcPieSlice) + XSetArcMode(dpy, gc, vals.arc_mode); +} |