Mercurial > molko
view examples/example-label/main.c @ 222:bf7169bb054d
doc: improve
author | David Demelier <markand@malikania.fr> |
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date | Wed, 18 Nov 2020 19:03:47 +0100 |
parents | 70e6ed74940d |
children | 76afe639fd72 |
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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/core.h> #include <core/event.h> #include <core/game.h> #include <core/painter.h> #include <core/panic.h> #include <core/state.h> #include <core/sys.h> #include <core/util.h> #include <core/window.h> #include <ui/align.h> #include <ui/label.h> #include <ui/theme.h> #include <ui/ui.h> #define W (1280) #define H (720) struct { enum align align; struct label label; } table[] = { { .align = ALIGN_TOP_LEFT, .label = { .text = "Top left" } }, { .align = ALIGN_TOP, .label = { .text = "Top", } }, { .align = ALIGN_TOP_RIGHT, .label = { .text = "Top right", } }, { .align = ALIGN_RIGHT, .label = { .text = "Right", } }, { .align = ALIGN_BOTTOM_RIGHT, .label = { .text = "Bottom right", } }, { .align = ALIGN_BOTTOM, .label = { .text = "Bottom", } }, { .align = ALIGN_BOTTOM_LEFT, .label = { .text = "Bottom left", } }, { .align = ALIGN_LEFT, .label = { .text = "Left", } }, { .align = ALIGN_CENTER, .label = { .text = "The world is Malikania.", .flags = LABEL_FLAGS_SHADOW } } }; static struct label mlabel = { .text = "This one follows your mouse and is not aligned." }; static void init(void) { if (!core_init() || !ui_init()) panic(); if (!window_open("Example - Label", W, H)) panic(); for (size_t i = 0; i < NELEM(table); ++i) { struct label *l = &table[i].label; unsigned int w, h; label_query(l, &w, &h); align(table[i].align, &l->x, &l->y, w, h, 0, 0, W, H); } } static void quit(void) { window_finish(); ui_finish(); core_finish(); } static void handle(struct state *st, const union event *ev) { (void)st; switch (ev->type) { case EVENT_MOUSE: mlabel.x = ev->mouse.x; mlabel.y = ev->mouse.y; break; case EVENT_QUIT: game_quit(); break; default: break; } } static void draw(struct state *st) { (void)st; painter_set_color(0x4f8fbaff); painter_clear(); for (size_t i = 0; i < NELEM(table); ++i) label_draw(&table[i].label); label_draw(&mlabel); painter_present(); } static void run(void) { struct state state = { .handle = handle, .draw = draw }; game_switch(&state, true); game_loop(); } int main(int argc, char **argv) { (void)argc; (void)argv; init(); run(); quit(); }