Mercurial > molko
view libmlk-ui/mlk/ui/label.c @ 497:8d5a266a1774
ui: ui -> mlk_ui
author | David Demelier <markand@malikania.fr> |
---|---|
date | Tue, 28 Feb 2023 13:42:24 +0100 |
parents | 2af25db99273 |
children | 52a305833381 |
line wrap: on
line source
/* * label.c -- GUI label * * Copyright (c) 2020-2023 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 <assert.h> #include <string.h> #include <mlk/core/font.h> #include <mlk/core/panic.h> #include <mlk/core/texture.h> #include "label.h" #include "theme.h" void mlk_label_draw_default(const struct mlk_theme *t, const struct mlk_label *label) { assert(t); assert(label); struct mlk_font *font; struct mlk_texture tex; unsigned long color; int err; font = label->flags & MLK_LABEL_FLAGS_IMPORTANT ? t->fonts[MLK_THEME_FONT_IMPORTANT] : t->fonts[MLK_THEME_FONT_INTERFACE]; color = label->flags & MLK_LABEL_FLAGS_SELECTED ? t->colors[MLK_THEME_COLOR_SELECTED] : t->colors[MLK_THEME_COLOR_NORMAL]; /* Shadow text, only if enabled. */ if (label->flags & MLK_LABEL_FLAGS_SHADOW) { if ((err = mlk_font_render(font, &tex, label->text, t->colors[MLK_THEME_COLOR_SHADOW])) < 0) mlk_panic(err); mlk_texture_draw(&tex, label->x + 1, label->y + 1); mlk_texture_finish(&tex); } /* Normal text. */ if ((err = mlk_font_render(font, &tex, label->text, color)) < 0) mlk_panic(err); mlk_texture_draw(&tex, label->x, label->y); mlk_texture_finish(&tex); } int mlk_label_ok(const struct mlk_label *label) { return label && label->text && strlen(label->text) > 0; } void mlk_label_query(const struct mlk_label *label, unsigned int *w, unsigned int *h) { assert(label); assert(label->text); const struct mlk_theme *t = label->theme ? label->theme : mlk_theme_default(); const struct mlk_font *f = label->flags & MLK_LABEL_FLAGS_IMPORTANT ? t->fonts[MLK_THEME_FONT_IMPORTANT] : t->fonts[MLK_THEME_FONT_INTERFACE]; int err; if ((err = mlk_font_query(f, label->text, w, h)) < 0) mlk_panic(err); } void mlk_label_draw(const struct mlk_label *label) { assert(label); assert(label->text); mlk_theme_draw_label(label->theme, label); }