mirror of
https://github.com/VincentWei/MiniGUI.git
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108 lines
3.3 KiB
C
108 lines
3.3 KiB
C
/*
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* This file is part of MiniGUI, a mature cross-platform windowing
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* and Graphics User Interface (GUI) support system for embedded systems
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* and smart IoT devices.
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*
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* Copyright (C) 2002~2018, Beijing FMSoft Technologies Co., Ltd.
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* Copyright (C) 1998~2002, WEI Yongming
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* Or,
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*
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* As this program is a library, any link to this program must follow
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* GNU General Public License version 3 (GPLv3). If you cannot accept
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* GPLv3, you need to be licensed from FMSoft.
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*
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* If you have got a commercial license of this program, please use it
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* under the terms and conditions of the commercial license.
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*
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* For more information about the commercial license, please refer to
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* <http://www.minigui.com/en/about/licensing-policy/>.
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*/
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/*
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** varbitmap.h: the head file of raw bitmap font operation set.
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**
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*/
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#ifndef GUI_FONT_VARBITMAP_H
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#define GUI_FONT_VARBITMAP_H
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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typedef struct _VBF_BBOX {
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char x, y, w, h;
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} VBF_BBOX;
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typedef struct {
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/* font version*/
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char ver_info [4];
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/* font name*/
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const char* name;
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/* The max width in pixels. */
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char max_width;
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/* The average width in pixels. */
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char ave_width;
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/* The height in pixels. */
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char height;
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/* The pixels below the base line. */
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char descent;
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/* The glyph number of the first character in this font.*/
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int first_glyph;
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/* The glyph number of the last character in this font.*/
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int last_glyph;
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/* The glyph number of the default character in this font.*/
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int def_glyph;
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/* used by mmap. It should be zero for in-core vbfs. */
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unsigned int font_size;
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/* The pointer to the glyph bounding box array or NULL. */
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const VBF_BBOX* bbox;
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/* The pointer to the glyph advance x array.
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If bbox is NULL, the array contains the width of each glyph.
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If advance_x is NULL, the glyph has the universal width,
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that's max_width. */
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const char* advance_x;
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/* The pointer to the glyph advance y array.
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If bbox is NULL, advance_y should be NULL.
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If bbox is not NULL and advance_y is NULL,
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all glyph has the universal advance_y, that is, zero. */
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const char* advance_y;
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/* The pointer to the glyph bitmap offset array
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whose number will be used to fetch glyph bitmap
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from bits array or NULL. */
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const unsigned int* bits_offset;
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/* The 8-bit right-padded bitmap data for all glyphs. */
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const unsigned char* all_glyph_bits;
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} VBFINFO;
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#define VBF_LEN_VERSION_INFO 10
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#define VBF_LEN_VENDER_INFO 12
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#define VBF_VERSION3 "vbf-3.0**"
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif // GUI_FONT_VARBITMAP_H
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