diff src/font.h @ 10:c91c3272101b

core: implement fonts, closes #2444
author David Demelier <markand@malikania.fr>
date Tue, 07 Jan 2020 20:28:35 +0100
parents
children fc71221b7bee
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/font.h	Tue Jan 07 20:28:35 2020 +0100
@@ -0,0 +1,77 @@
+/*
+ * font.h -- basic font management
+ *
+ * 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.
+ */
+
+#ifndef MOLKO_FONT_H
+#define MOLKO_FONT_H
+
+/**
+ * \file font.h
+ * \brief Basic font management.
+ */
+
+#include <stddef.h>
+
+struct font;
+struct texture;
+
+/**
+ * Open font from path file.
+ *
+ * \pre path != NULL
+ * \param path the path to the font
+ * \param size the desired size
+ * \return the font or NULL on error
+ */
+struct font *
+font_openf(const char *path, unsigned size);
+
+/**
+ * Open font from memory buffer.
+ *
+ * \pre buffer != NULL
+ * \param buffer the memory buffer
+ * \param buflen the memory buffer length
+ * \param size the desired size
+ * \warning The buffer must remain valid until font is closed
+ * \return the font or NULL on error
+ */
+struct font *
+font_openb(const void *buffer, size_t buflen, unsigned size);
+
+/**
+ * Render a text.
+ *
+ * \pre font != NULL
+ * \pre text != NULL
+ * \param font the font handle
+ * \param text the text in UTF-8
+ * \param color the color
+ */
+struct texture *
+font_render(struct font *font, const char *text, uint32_t color);
+
+/**
+ * Close the font.
+ *
+ * \pre font != NULL
+ * \param font the font handle
+ */
+void
+font_close(struct font *font);
+
+#endif /* !MOLKO_FONT_H */