Mercurial > molko
diff examples/example-label/main.c @ 209:23a844fdc911
examples: move all into subdirectories, closes #2513
author | David Demelier <markand@malikania.fr> |
---|---|
date | Wed, 11 Nov 2020 17:10:40 +0100 |
parents | examples/example-label.c@133926e08d6e |
children | 70e6ed74940d |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/examples/example-label/main.c Wed Nov 11 17:10:40 2020 +0100 @@ -0,0 +1,182 @@ +/* + * 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(); +} +