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subsys/fb/cfb: Introduce cfb_get_numof_fonts function

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Adds the cfb_get_numof_fonts function to get the number of
available fonts

Signed-off-by: Diego Sueiro <diego.sueiro@gmail.com>
This commit is contained in:
Diego Sueiro 2018-11-04 14:27:10 +00:00 • committed by Anas Nashif
commit 72981ea31a
2 changed files with 16 additions and 0 deletions
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9
include/display/cfb.h
View file

@ -151,6 +151,15 @@ int cfb_framebuffer_set_font(struct device *dev, u8_t idx);
*/ */
int cfb_get_font_size(struct device *dev, u8_t idx, u8_t *width, u8_t *height); int cfb_get_font_size(struct device *dev, u8_t idx, u8_t *width, u8_t *height);
/**
* @brief Get number of fonts.
*
* @param dev Pointer to device structure for driver instance
*
* @return number of fonts
*/
int cfb_get_numof_fonts(struct device *dev);
/** /**
* @brief Initialize Character Framebuffer. * @brief Initialize Character Framebuffer.
* *

7
subsys/fb/cfb.c
View file

@ -283,6 +283,13 @@ int cfb_get_font_size(struct device *dev, u8_t idx, u8_t *width, u8_t *height)
return 0; return 0;
} }
int cfb_get_numof_fonts(struct device *dev)
{
const struct char_framebuffer *fb = &char_fb;
return fb->numof_fonts;
}
int cfb_framebuffer_init(struct device *dev) int cfb_framebuffer_init(struct device *dev)
{ {
const struct display_driver_api *api = dev->driver_api; const struct display_driver_api *api = dev->driver_api;