179 lines
4.9 KiB
C
179 lines
4.9 KiB
C
/*
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* Copyright (C) 2000-2007 Carsten Haitzler, Geoff Harrison and various contributors
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies of the Software, its documentation and marketing & publicity
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* materials, and acknowledgment shall be given in the documentation, materials
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* and software packages that this Software was used.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "dox.h"
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struct _efont {
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Imlib_Font face;
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};
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static void
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ImlibSetFgColorFromGC(Display * dpy, GC gc, Colormap cm)
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{
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XGCValues xgcv;
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XColor xclr;
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int r, g, b;
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XGetGCValues(dpy, gc, GCForeground, &xgcv);
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xclr.pixel = xgcv.foreground;
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XQueryColor(dpy, cm, &xclr);
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EGetColor(&xclr, &r, &g, &b);
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imlib_context_set_color(r, g, b, 255);
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}
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void
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EFont_draw_string(Display * dpy, Drawable win, GC gc, int x, int y,
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const char *text, Efont * f, Visual * vis __UNUSED__,
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Colormap cm)
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{
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Imlib_Image im;
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int w, h, ascent, descent, max_asc;
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Efont_extents(f, text, &ascent, &descent, &w, &max_asc, NULL, NULL, NULL);
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h = ascent + descent;
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imlib_context_set_drawable(win);
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im = imlib_create_image_from_drawable(0, x, y - ascent, w, h, 0);
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imlib_context_set_image(im);
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imlib_context_set_font(f->face);
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ImlibSetFgColorFromGC(dpy, gc, cm);
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imlib_text_draw(0, ascent - max_asc, text);
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imlib_render_image_on_drawable(x, y - ascent);
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imlib_free_image();
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}
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void
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Efont_free(Efont * f)
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{
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if (!f)
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return;
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imlib_context_set_font(f->face);
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imlib_free_font();
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Efree(f);
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}
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Efont *
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Efont_load(const char *file, int size)
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{
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static char fp_set = 0;
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char s[4096];
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Efont *f;
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Imlib_Font ff;
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if (!fp_set)
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{
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imlib_add_path_to_font_path(docdir);
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sprintf(s, "%s/../ttfonts", docdir);
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imlib_add_path_to_font_path(s);
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sprintf(s, "%s/fonts", ENLIGHTENMENT_ROOT);
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imlib_add_path_to_font_path(s);
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fp_set = 1;
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}
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Esnprintf(s, sizeof(s), "%s/%d", file, size);
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ff = imlib_load_font(s);
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if (ff == NULL)
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return NULL;
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f = EMALLOC(Efont, 1);
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f->face = ff;
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return f;
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}
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void
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Efont_extents(Efont * f, const char *text, int *font_ascent_return,
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int *font_descent_return, int *width_return,
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int *max_ascent_return, int *max_descent_return,
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int *lbearing_return __UNUSED__, int *rbearing_return __UNUSED__)
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{
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int w, h;
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if (!f)
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return;
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imlib_context_set_font(f->face);
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imlib_get_text_advance(text, &w, &h);
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if (width_return)
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*width_return = w;
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if (font_ascent_return)
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*font_ascent_return = imlib_get_font_ascent();
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if (font_descent_return)
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*font_descent_return = imlib_get_font_descent();
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if (max_ascent_return)
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*max_ascent_return = imlib_get_maximum_font_ascent();
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if (max_descent_return)
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*max_descent_return = imlib_get_maximum_font_descent();
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}
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#if TEST_TTFONT
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#undef XSync
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Display *disp;
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int
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main(int argc, char **argv)
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{
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Efont *f;
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GC gc;
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XGCValues gcv;
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Window win;
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int i, j;
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disp = XOpenDisplay(NULL);
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imlib_context_set_display(disp);
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imlib_context_set_visual(DefaultVisual(disp, DefaultScreen(disp)));
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imlib_context_set_colormap(DefaultColormap(disp, DefaultScreen(disp)));
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srand(time(NULL));
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win = XCreateSimpleWindow(disp, DefaultRootWindow(disp), 0, 0, 640, 480, 0,
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0, 0);
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XMapWindow(disp, win);
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XSync(disp, False);
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gcv.subwindow_mode = IncludeInferiors;
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gc = XCreateGC(disp, win, GCSubwindowMode, &gcv);
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for (;; j++)
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{
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for (i = 3; i < argc; i++)
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{
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XSetForeground(disp, gc, rand() << 16 | rand());
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f = Efont_load(argv[i], atoi(argv[1]));
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if (f)
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EFont_draw_string(disp, win, gc, 20,
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atoi(argv[1]) * (i - 2), argv[2], f,
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DefaultVisual(disp, DefaultScreen(disp)),
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DefaultColormap(disp, DefaultScreen(disp)));
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Efont_free(f);
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f = NULL;
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}
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}
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return 0;
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}
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#endif
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