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179 lines
5.0 KiB
179 lines
5.0 KiB
/* |
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* Copyright (C) 2000-2007 Carsten Haitzler, Geoff Harrison and various contributors |
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* Copyright (C) 2010-2021 Kim Woelders |
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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 "config.h" |
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#include <stdlib.h> |
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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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ascent = descent = w = max_asc = 0; |
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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) |
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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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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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