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/*
* Copyright (C) 2026 Daniel Golle <daniel@makrotopia.org>
*
* 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 UC_PLUTOVG_H
#define UC_PLUTOVG_H
#include <plutovg/plutovg.h>
#include <ucode/module.h>
#define UC_PVG_SURFACE "plutovg.surface"
#define UC_PVG_CANVAS "plutovg.canvas"
#define UC_PVG_PATH "plutovg.path"
#define UC_PVG_PAINT "plutovg.paint"
#define UC_PVG_FONT_FACE "plutovg.font_face"
static inline float
uc_pvg_number(uc_value_t *uv, float fallback)
{
if (ucv_type(uv) != UC_INTEGER && ucv_type(uv) != UC_DOUBLE)
return fallback;
return (float)ucv_to_double(uv);
}
static inline bool
uc_pvg_component(uc_value_t *uv, const char *key, size_t idx, float *out)
{
uc_value_t *val;
if (ucv_type(uv) == UC_OBJECT)
val = ucv_object_get(uv, key, NULL);
else
val = ucv_array_get(uv, idx);
if (ucv_type(val) != UC_INTEGER && ucv_type(val) != UC_DOUBLE)
return false;
*out = (float)ucv_to_double(val);
return true;
}
static inline bool
uc_pvg_color_get(uc_value_t *uv, plutovg_color_t *color)
{
uc_value_t *alpha;
if (ucv_type(uv) == UC_STRING)
return plutovg_color_parse(color, ucv_string_get(uv),
ucv_string_length(uv)) > 0;
if (ucv_type(uv) != UC_OBJECT && ucv_type(uv) != UC_ARRAY)
return false;
if (!uc_pvg_component(uv, "r", 0, &color->r))
return false;
if (!uc_pvg_component(uv, "g", 1, &color->g))
return false;
if (!uc_pvg_component(uv, "b", 2, &color->b))
return false;
if (ucv_type(uv) == UC_OBJECT)
alpha = ucv_object_get(uv, "a", NULL);
else
alpha = ucv_array_get(uv, 3);
color->a = uc_pvg_number(alpha, 1.0f);
return true;
}
static inline uc_value_t *
uc_pvg_color_new(uc_vm_t *vm, const plutovg_color_t *color)
{
uc_value_t *rv = ucv_object_new(vm);
ucv_object_add(rv, "r", ucv_double_new(color->r));
ucv_object_add(rv, "g", ucv_double_new(color->g));
ucv_object_add(rv, "b", ucv_double_new(color->b));
ucv_object_add(rv, "a", ucv_double_new(color->a));
return rv;
}
static inline bool
uc_pvg_rect_get(uc_value_t *uv, plutovg_rect_t *rect)
{
if (ucv_type(uv) != UC_OBJECT && ucv_type(uv) != UC_ARRAY)
return false;
return uc_pvg_component(uv, "x", 0, &rect->x) &&
uc_pvg_component(uv, "y", 1, &rect->y) &&
uc_pvg_component(uv, "w", 2, &rect->w) &&
uc_pvg_component(uv, "h", 3, &rect->h);
}
static inline uc_value_t *
uc_pvg_rect_new(uc_vm_t *vm, const plutovg_rect_t *rect)
{
uc_value_t *rv = ucv_object_new(vm);
ucv_object_add(rv, "x", ucv_double_new(rect->x));
ucv_object_add(rv, "y", ucv_double_new(rect->y));
ucv_object_add(rv, "w", ucv_double_new(rect->w));
ucv_object_add(rv, "h", ucv_double_new(rect->h));
return rv;
}
static inline bool
uc_pvg_point_get(uc_value_t *uv, plutovg_point_t *point)
{
if (ucv_type(uv) != UC_OBJECT && ucv_type(uv) != UC_ARRAY)
return false;
return uc_pvg_component(uv, "x", 0, &point->x) &&
uc_pvg_component(uv, "y", 1, &point->y);
}
static inline uc_value_t *
uc_pvg_point_new(uc_vm_t *vm, const plutovg_point_t *point)
{
uc_value_t *rv = ucv_object_new(vm);
ucv_object_add(rv, "x", ucv_double_new(point->x));
ucv_object_add(rv, "y", ucv_double_new(point->y));
return rv;
}
static inline bool
uc_pvg_matrix_get(uc_value_t *uv, plutovg_matrix_t *matrix)
{
if (ucv_type(uv) == UC_STRING)
return plutovg_matrix_parse(matrix, ucv_string_get(uv),
ucv_string_length(uv));
if (ucv_type(uv) != UC_OBJECT && ucv_type(uv) != UC_ARRAY)
return false;
return uc_pvg_component(uv, "a", 0, &matrix->a) &&
uc_pvg_component(uv, "b", 1, &matrix->b) &&
uc_pvg_component(uv, "c", 2, &matrix->c) &&
uc_pvg_component(uv, "d", 3, &matrix->d) &&
uc_pvg_component(uv, "e", 4, &matrix->e) &&
uc_pvg_component(uv, "f", 5, &matrix->f);
}
static inline uc_value_t *
uc_pvg_matrix_new(uc_vm_t *vm, const plutovg_matrix_t *matrix)
{
uc_value_t *rv = ucv_object_new(vm);
ucv_object_add(rv, "a", ucv_double_new(matrix->a));
ucv_object_add(rv, "b", ucv_double_new(matrix->b));
ucv_object_add(rv, "c", ucv_double_new(matrix->c));
ucv_object_add(rv, "d", ucv_double_new(matrix->d));
ucv_object_add(rv, "e", ucv_double_new(matrix->e));
ucv_object_add(rv, "f", ucv_double_new(matrix->f));
return rv;
}
#endif
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