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152 lines
3.4 KiB
152 lines
3.4 KiB
#include "luavgl.h"
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#include "private.h"
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#include "anim.c"
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#include "constants.c"
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#include "disp.c"
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#include "font.c"
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#include "fs.c"
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#include "group.c"
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#include "imgdata.c"
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#include "indev.c"
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#include "obj.c"
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#include "timer.c"
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#include "util.c"
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static const struct luaL_Reg luavgl_methods[] = {
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{"Timer", luavgl_timer_create }, /* timer.c */
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{"Font", luavgl_font_create }, /* font.c */
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{"Style", luavgl_style_create }, /* style.c */
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{"Anim", luavgl_anim_create }, /* anim.c */
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{"ImgData", luavgl_imgdata_create}, /* imgdata.c */
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{NULL, NULL },
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};
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LUALIB_API luavgl_ctx_t *luavgl_context(lua_State *L)
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{
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static const char *luavglgl_key = "luavgl_key";
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luavgl_ctx_t *ctx;
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lua_pushstring(L, luavglgl_key);
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lua_rawget(L, LUA_REGISTRYINDEX);
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/**
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* ctx = registry[luavgl_key]
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* if ctx == nil then
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* ctx = new ctx
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* else
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* return ctx
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* end
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*/
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if (lua_isnil(L, -1)) {
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/* create it if not exist in registry */
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lua_pushstring(L, luavglgl_key);
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ctx = (luavgl_ctx_t *)lua_newuserdata(L, sizeof(*ctx));
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lv_memset(ctx, 0, sizeof(*ctx));
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lua_rawset(L, LUA_REGISTRYINDEX);
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} else {
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ctx = (luavgl_ctx_t *)lua_touserdata(L, -1);
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}
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lua_pop(L, 1);
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return ctx;
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}
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LUALIB_API void luavgl_set_pcall(lua_State *L, luavgl_pcall_t pcall)
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{
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luavgl_ctx_t *ctx = luavgl_context(L);
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ctx->pcall = pcall;
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}
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LUALIB_API void luavgl_set_root(lua_State *L, lv_obj_t *root)
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{
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luavgl_ctx_t *ctx = luavgl_context(L);
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ctx->root = root;
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}
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LUALIB_API void luavgl_set_font_extension(lua_State *L, make_font_cb make,
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delete_font_cb d)
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{
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luavgl_ctx_t *ctx = luavgl_context(L);
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ctx->make_font = make;
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ctx->delete_font = d;
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}
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static int root_gc(lua_State *L)
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{
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LV_LOG_INFO("enter");
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luavgl_ctx_t *ctx = luavgl_context(L);
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lv_obj_del(ctx->root);
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return 0;
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}
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static int root_clean(lua_State *L)
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{
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LV_LOG_INFO("enter");
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luavgl_ctx_t *ctx = luavgl_context(L);
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lv_obj_clean(ctx->root);
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return 0;
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}
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LUALIB_API int luaopen_lvgl(lua_State *L)
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{
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luavgl_ctx_t *ctx = luavgl_context(L);
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luaL_newlib(L, luavgl_methods);
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luaL_newmetatable(L, "root.meta");
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lua_pushstring(L, "__gc");
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lua_pushcfunction(L, ctx->root ? root_clean : root_gc);
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lua_settable(L, -3);
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lua_pop(L, 1);
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lv_obj_t *root = ctx->root;
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if (root == NULL) {
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LV_LOG_INFO("create root obj for lua");
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root = lv_obj_create(lv_scr_act());
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ctx->root = root;
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}
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if (ctx->pcall == NULL)
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ctx->pcall = luavgl_pcall;
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lua_pushstring(L, "_root");
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*(void **)lua_newuserdata(L, sizeof(void *)) = root;
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luaL_getmetatable(L, "root.meta");
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lua_setmetatable(L, -2);
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/*
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* create a ref to root, avoid __gc early
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* this puts the root userdata into the _root key
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* in the returned luv table
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* */
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lua_rawset(L, -3);
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lv_obj_remove_style_all(root);
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lv_obj_set_size(root, LV_HOR_RES, LV_VER_RES);
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lv_obj_clear_flag(root, LV_OBJ_FLAG_CLICKABLE | LV_OBJ_FLAG_SCROLLABLE);
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luavgl_obj_init(L);
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luavgl_widgets_init(L);
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luavgl_anim_init(L);
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luavgl_timer_init(L);
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luavgl_style_init(L);
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luavgl_fs_init(L);
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luavgl_indev_init(L);
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luavgl_group_init(L);
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luavgl_disp_init(L);
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luavgl_constants_init(L);
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/* Methods to create widget locate in widgets table, check `luavgl_obj_init`
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*/
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luaL_getmetatable(L, "widgets");
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lua_setmetatable(L, -2);
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(void)dumpstack;
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(void)dumptable;
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(void)dumpvalue;
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return 1;
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}
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