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wmaker/wrlib/view.c
2001-02-18 00:41:22 +00:00

89 lines
1.6 KiB
C

#include <X11/Xlib.h>
#include "wraster.h"
#include <stdlib.h>
#include <stdio.h>
#include "tile.xpm"
Display *dpy;
Window win;
RContext *ctx;
RImage *img;
Pixmap pix;
int
main(int argc, char **argv)
{
RContextAttributes attr;
dpy = XOpenDisplay("");
if (!dpy) {
puts("cant open display");
exit(1);
}
attr.flags = RC_RenderMode | RC_ColorsPerChannel;
attr.render_mode = RDitheredRendering;
attr.colors_per_channel = 4;
ctx = RCreateContext(dpy, DefaultScreen(dpy), &attr);
if (argc<2)
img = RGetImageFromXPMData(ctx, image_name);
else
img = RLoadImage(ctx, argv[1], 0);
if (!img) {
puts(RMessageForError(RErrorCode));
exit(1);
}
/*
if (argc > 2) {
RImage *tmp = img;
img = RSmoothScaleImage(tmp, tmp->width*atol(argv[2]),
tmp->height*atol(argv[2]));
RDestroyImage(tmp);
}
*/
#if 0
if (argc > 2) {
img = RScaleImage(img, img->width*atof(argv[2]),
img->height*atof(argv[2]));
}
{
RImage *tmp = RCreateImage(200, 200, True);
RColor col = {0,0,255,255};
if (img->format == RRGBAFormat)
puts("aklpha");
else
puts("no alpha");
RClearImage(tmp, &col);
RCombineArea(tmp, img, 0, 0, 20, 20, 10, 10);
img = tmp;
}
#endif
if (!RConvertImage(ctx, img, &pix)) {
puts(RMessageForError(RErrorCode));
exit(1);
}
printf("%ix%i\n", img->width, img->height);
win = XCreateSimpleWindow(dpy, DefaultRootWindow(dpy), 10, 10,
img->width, img->height, 0, 0, 0);
XSetWindowBackgroundPixmap(dpy, win, pix);
XClearWindow(dpy, win);
XMapRaised(dpy, win);
XFlush(dpy);
getchar();
return 0;
}