173 lines
4.2 KiB
C
173 lines
4.2 KiB
C
/*
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regolith.h
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Regolith public API
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Author: Chris Bell
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Last edited by: Chris Bell
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Last edit date: 11-02-2026
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*/
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#ifndef REGOLITH_H
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#define REGOLITH_H
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#include <stddef.h>
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#include <stdint.h>
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#if defined(_WIN32) && defined(RG_SHARED)
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#ifdef RG_BUILD
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#define RG_API __declspec(dllexport)
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#else
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#define RG_API __declspec(dllimport)
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#endif
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#elif defined(__GNUC__)
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#define RG_API __attribute__((visibility("default")))
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#else
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#define RG_API
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define RG_VERSION_STRING "0.0.1"
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/*
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TODO: Add documentation comments
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*/
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enum {
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RG_OK = 0,
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RG_ERR_GENERIC = -1,
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RG_ERR_NO_MEMORY = -2,
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RG_ERR_STATE = -3,
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RG_ERR_LUA = -4,
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RG_ERR_HANDLE = -5,
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RG_ERR_TYPE = -6,
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RG_ERR_PROP = -7
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};
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enum { RG_LOG_TRACE = 0, RG_LOG_DEBUG, RG_LOG_INFO, RG_LOG_WARN, RG_LOG_ERROR };
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typedef struct rg_context rg_context;
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typedef struct rg_allocator {
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void *(*alloc)(size_t size, void *user);
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void *(*realloc)(void *ptr, size_t old_size, size_t new_size, void *user);
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void (*free)(void *ptr, size_t size, void *user);
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void *user;
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} rg_allocator;
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typedef void (*rg_log_fn)(int32_t level, const char *message, void *user);
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typedef struct rg_config {
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uint32_t struct_size;
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rg_allocator allocator;
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rg_log_fn log;
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void *log_user;
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int32_t log_level;
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int32_t viewport_w;
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int32_t viewport_h;
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float display_scale;
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} rg_config;
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RG_API const char *rg_version(void);
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RG_API void rg_config_init(rg_config *config);
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RG_API rg_context *rg_create(const rg_config *config);
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RG_API void rg_destroy(rg_context *ctx);
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RG_API const char *rg_last_error(const rg_context *ctx);
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typedef uint64_t rg_node;
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#define RG_NODE_NONE ((rg_node)0)
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enum {
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RG_NODE_ROOT = 0,
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RG_NODE_BOX,
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RG_NODE_HBOX,
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RG_NODE_VBOX,
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RG_NODE_PANEL,
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RG_NODE_LABEL,
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RG_NODE_BUTTON,
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RG_NODE_TYPE_COUNT
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};
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enum {
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RG_VAL_NONE = 0,
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RG_VAL_BOOL,
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RG_VAL_INT,
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RG_VAL_FLOAT,
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RG_VAL_ENUM,
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RG_VAL_COLOR,
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RG_VAL_SIZE,
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RG_VAL_VEC4,
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RG_VAL_STRING
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};
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enum { RG_SIZE_FIT = 0, RG_SIZE_GROW, RG_SIZE_FIXED, RG_SIZE_PERCENT };
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enum { RG_DIR_ROW = 0, RG_DIR_COLUMN };
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enum { RG_ALIGN_START = 0, RG_ALIGN_CENTER, RG_ALIGN_END };
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enum {
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RG_PROP_DIRECTION = 0,
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RG_PROP_WIDTH,
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RG_PROP_HEIGHT,
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RG_PROP_PADDING,
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RG_PROP_GAP,
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RG_PROP_ALIGN_X,
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RG_PROP_ALIGN_Y,
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RG_PROP_BACKGROUND,
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RG_PROP_BORDER_COLOR,
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RG_PROP_BORDER_WIDTH,
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RG_PROP_CORNER_RADIUS,
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RG_PROP_OPACITY,
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RG_PROP_VISIBLE,
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RG_PROP_TEXT,
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RG_PROP_FONT,
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RG_PROP_FONT_SIZE,
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RG_PROP_COLOR,
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RG_PROP_COUNT
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};
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typedef struct rg_value {
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int32_t type;
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int32_t i;
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float f[4];
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const char *s;
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} rg_value;
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RG_API int32_t rg_type_find(const char *name);
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RG_API const char *rg_type_name(int32_t type);
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RG_API rg_node rg_root(const rg_context *ctx);
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RG_API rg_node rg_node_create(rg_context *ctx, int32_t type);
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RG_API void rg_node_destroy(rg_context *ctx, rg_node node);
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RG_API int rg_node_valid(const rg_context *ctx, rg_node node);
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RG_API int32_t rg_node_type(const rg_context *ctx, rg_node node);
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RG_API int rg_node_append(rg_context *ctx, rg_node parent, rg_node child);
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RG_API int rg_node_insert_before(rg_context *ctx, rg_node parent, rg_node child,
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rg_node ref);
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RG_API int rg_node_detach(rg_context *ctx, rg_node node);
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RG_API rg_node rg_node_parent(const rg_context *ctx, rg_node node);
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RG_API rg_node rg_node_first_child(const rg_context *ctx, rg_node node);
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RG_API rg_node rg_node_next_sibling(const rg_context *ctx, rg_node node);
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RG_API int32_t rg_prop_find(const char *name);
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RG_API const char *rg_prop_name(int32_t prop);
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RG_API int32_t rg_prop_type(int32_t prop);
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RG_API int rg_set(rg_context *ctx, rg_node node, int32_t prop,
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const rg_value *value);
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RG_API int rg_get(rg_context *ctx, rg_node node, int32_t prop, rg_value *out);
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RG_API int rg_unset(rg_context *ctx, rg_node node, int32_t prop);
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RG_API int rg_set_int(rg_context *ctx, rg_node node, int32_t prop, int32_t v);
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RG_API int rg_set_float(rg_context *ctx, rg_node node, int32_t prop, float v);
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RG_API int rg_set_string(rg_context *ctx, rg_node node, int32_t prop,
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const char *v);
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RG_API int rg_set_color(rg_context *ctx, rg_node node, int32_t prop, float r,
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float g, float b, float a);
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#ifdef __cplusplus
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}
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#endif
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#endif
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