Mercurial > molko
view examples/example-label.c @ 150:9733d379be89
ui: add a standalone align() function
author | David Demelier <markand@malikania.fr> |
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date | Thu, 15 Oct 2020 13:13:38 +0200 |
parents | a43e79d489ea |
children | aa6e70e330a1 |
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/* * example-label.c -- show how to use label and alignments * * Copyright (c) 2020 David Demelier <markand@malikania.fr> * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include <core/clock.h> #include <core/event.h> #include <core/painter.h> #include <core/panic.h> #include <core/sys.h> #include <core/util.h> #include <core/window.h> #include <ui/label.h> #include <ui/theme.h> #define W (1280) #define H (720) static void init(void) { if (!sys_init() || !window_init("Example - Label", W, H) || !theme_init()) panic(); } static void quit(void) { theme_finish(); window_finish(); sys_finish(); } static void run(void) { struct clock clock = {0}; struct label labels[] = { { .x = 0, .y = 0, .w = W, .h = H, .text = "Top left", .align = ALIGN_TOP_LEFT }, { .x = 0, .y = 0, .w = W, .h = H, .text = "Top", .align = ALIGN_TOP }, { .x = 0, .y = 0, .w = W, .h = H, .text = "Top right", .align = ALIGN_TOP_RIGHT }, { .x = 0, .y = 0, .w = W, .h = H, .text = "Right", .align = ALIGN_RIGHT }, { .x = 0, .y = 0, .w = W, .h = H, .text = "Bottom right", .align = ALIGN_BOTTOM_RIGHT }, { .x = 0, .y = 0, .w = W, .h = H, .text = "Bottom", .align = ALIGN_BOTTOM }, { .x = 0, .y = 0, .w = W, .h = H, .text = "Bottom left", .align = ALIGN_BOTTOM_LEFT }, { .x = 0, .y = 0, .w = W, .h = H, .text = "Left", .align = ALIGN_LEFT }, { .x = 0, .y = 0, .w = W, .h = H, .text = "The world is Malikania.", .flags = LABEL_FLAGS_SHADOW, .align = ALIGN_CENTER }, }; struct label mlabel = { .text = "This one follows your mouse and is not aligned." }; clock_start(&clock); for (;;) { union event ev; unsigned int elapsed = clock_elapsed(&clock); clock_start(&clock); while (event_poll(&ev)) { switch (ev.type) { case EVENT_MOUSE: mlabel.x = ev.mouse.x; mlabel.y = ev.mouse.y; break; case EVENT_QUIT: return; default: break; } } painter_set_color(0x4f8fbaff); painter_clear(); for (size_t i = 0; i < NELEM(labels); ++i) label_draw(&labels[i]); label_draw(&mlabel); painter_present(); if ((elapsed = clock_elapsed(&clock)) < 20) delay(20 - elapsed); } } int main(int argc, char **argv) { (void)argc; (void)argv; init(); run(); quit(); }