gp_widget_size_units.h

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//SPDX-License-Identifier: LGPL-2.0-or-later
 
/*
 
   Copyright (c) 2014-2024 Cyril Hrubis <metan@ucw.cz>
 
 */
 
#ifndef GP_WIDGET_SIZE_UNITS_H
#define GP_WIDGET_SIZE_UNITS_H
 
#include <widgets/gp_widget_types.h>
#include <widgets/gp_widget_render.h>
 
struct gp_widget_size {
        uint16_t px;
        uint8_t pad;
        uint8_t asc;
};
 
static inline unsigned int gp_widget_size_units_get(gp_widget_size *size,
                                                    const gp_widget_render_ctx *ctx)
{
        return size->px + ctx->padd * size->pad +
               gp_text_ascent(ctx->font) * size->asc;
}
 
int gp_widget_size_units_parse(const char *size, gp_widget_size *ret);
 
#define GP_WIDGET_SIZE(px_val, pad_val, asc_val) \
        ((gp_widget_size){.px = px_val, .pad = pad_val, .asc = asc_val})
 
#define GP_WIDGET_SIZE_DEFAULT ((gp_widget_size){0xffff, 0xff, 0xff})
 
#define GP_WIDGET_SIZE_EQ(a, b) (((a).px == (b).px) && \
                                 ((a).pad == (b).pad) && \
                                 ((a).asc == (b).asc))
 
#endif /* GP_WIDGET_SIZE_UNITS_H */