88 lines
1.9 KiB
C
88 lines
1.9 KiB
C
/*
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* This file is subject to the terms of the GFX License. If a copy of
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* the license was not distributed with this file, you can obtain one at:
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*
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* http://ugfx.org/license.html
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*/
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#include "gfx.h"
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#if GFX_USE_GDISP && GDISP_NEED_TEXT
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#include "mcufont/mcufont.h"
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/* Custom flag to indicate dynamically allocated font */
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#define FONT_FLAG_DYNAMIC 0x80
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/**
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* Match a pattern against the font name.
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*/
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static bool_t matchfont(const char *pattern, const char *name) {
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while(1) {
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switch (pattern[0]) {
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case '*':
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if (name[0] == 0)
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return pattern[1] == 0;
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if (pattern[1] == name[0])
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pattern++;
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else
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name++;
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break;
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case 0:
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return name[0] == 0;
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default:
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if (name[0] != pattern[0])
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return FALSE;
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pattern++;
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name++;
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break;
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}
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}
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}
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font_t gdispOpenFont(const char *name) {
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const struct mf_font_list_s *fp;
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// Try the long names first
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for(fp = mf_get_font_list(); fp; fp = fp->next) {
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if (matchfont(name, fp->font->full_name))
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return fp->font;
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}
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// Try the short names if no long names match
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for(fp = mf_get_font_list(); fp; fp = fp->next) {
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if (matchfont(name, fp->font->short_name))
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return fp->font;
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}
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/* Return default font.. better than nothing. */
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return mf_get_font_list()->font;
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}
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void gdispCloseFont(font_t font) {
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if (font->flags & FONT_FLAG_DYNAMIC)
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{
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struct mf_font_s *dfont = (struct mf_font_s *)font;
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/* Make sure that no-one can successfully use font after closing */
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dfont->render_character = 0;
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/* Release the allocated memory */
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gfxFree(dfont);
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}
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}
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font_t gdispScaleFont(font_t font, uint8_t scale_x, uint8_t scale_y)
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{
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struct mf_scaledfont_s *newfont = gfxAlloc(sizeof(struct mf_scaledfont_s));
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mf_scale_font(newfont, font, scale_x, scale_y);
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return (font_t)newfont;
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}
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const char *gdispGetFontName(font_t font) {
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return font->short_name;
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}
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#endif /* GFX_USE_GDISP && GDISP_NEED_TEXT */
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