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annotate src/X_main.c @ 3:164162781a7a

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Test cairo with Xlib surface
author Thinker K.F. Li <thinker@branda.to>
date Fri, 25 Jul 2008 10:09:53 +0800
parents
children 9c331ec9e210
rev   line source
3
164162781a7a Test cairo with Xlib surface
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1 #include <stdio.h>
164162781a7a Test cairo with Xlib surface
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2 #include <unistd.h>
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3 #include <X11/Xlib.h>
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4 #include <cairo.h>
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5
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6 void drawing(cairo_surface_t *surface, int w, int h) {
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7 cairo_t *cr;
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8
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9 cr = cairo_create(surface);
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10 cairo_set_source_rgb(cr, 0xff, 0xff, 0x80);
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11 cairo_move_to(cr, 10, h / 2);
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12 cairo_set_font_size(cr, 48.0);
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13 cairo_text_path(cr, "hello \xe4\xb8\xad\xe6\x96\x87");
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14 cairo_set_line_width(cr, 1);
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15 cairo_stroke(cr);
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16 }
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17
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18 int
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19 main(int argc, char * const argv[]) {
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20 Display *display;
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21 Window root;
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22 Visual *visual;
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23 int screen;
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24 XSetWindowAttributes wattr;
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25 Window win;
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26 int depth;
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27 cairo_surface_t *surface;
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28 int w, h;
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29 int x, y;
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30 int r;
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31
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32 display = XOpenDisplay(":0.0");
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33 if(display == NULL)
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34 printf("XOpenDisplay\n");
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35 screen = DefaultScreen(display);
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36 root = DefaultRootWindow(display);
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37 visual = DefaultVisual(display, screen);
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38 depth = DefaultDepth(display, screen);
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39 wattr.override_redirect = False;
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40 x = 10;
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41 y = 10;
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42 w = 200;
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43 h = 200;
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44 win = XCreateWindow(display, root,
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45 x, y,
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46 w, h,
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47 1, depth, InputOutput, visual,
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48 CWOverrideRedirect, &wattr);
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49 r = XMapWindow(display, win);
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50
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51 surface = cairo_xlib_surface_create(display, win, visual, w, h);
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52 if(surface == NULL)
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53 printf("cairo_xlib_surface_create\n");
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54
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55 drawing(surface, w, h);
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56
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57 XFlush(display);
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58 sleep(10);
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59
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60 XCloseDisplay(display);
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61 }