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#include <raylib.h>
#include <mruby.h>
#include <mruby/array.h>
#include <mruby/data.h>
#include <mruby/class.h>
#include <stdlib.h>
#if defined(PLATFORM_WEB)
#include <emscripten/emscripten.h>
#endif
#if defined(PLATFORM_WEB)
void execute_emscripten_block(void*);
#endif
static const struct mrb_data_type Color_type = {
"Color", mrb_free
};
static mrb_value
mrb_Color_initialize(mrb_state* state, mrb_value self) {
mrb_int r = 255;
mrb_int g = 0;
mrb_int b = 0;
mrb_int a = 255;
mrb_get_args(state, "|iiii", &r, &g, &b, &a);
struct Color *color = (struct Color *)DATA_PTR(self);
if(color) { mrb_free(state, color); }
mrb_data_init(self, NULL, &Color_type);
color = (struct Color *)mrb_malloc(state, sizeof(struct Color));
color->r = r;
color->g = g;
color->b = b;
color->a = a;
mrb_data_init(self, color, &Color_type);
return self;
}
static mrb_value
mrb_Color_red(mrb_state* state, mrb_value self) {
struct Color *color = NULL;
Data_Get_Struct(mrb, self, &Color_type, color);
return mrb_fixnum_value(color->r);
}
static mrb_value
mrb_init_window(mrb_state *mrb, mrb_value self) {
printf("1\n");
mrb_int screenWidth = 800;
printf("2\n");
mrb_int screenHeight = 600;
printf("3\n");
char* title = "Hello World from FelFlame!";
printf("4\n");
mrb_get_args(mrb, "|iiz", &screenWidth, &screenHeight, &title);
printf("5\n");
InitWindow(screenWidth, screenHeight, title);
printf("6\n");
return mrb_nil_value();
}
static mrb_value
mrb_platform(mrb_state *mrb, mrb_value self) {
#if defined(PLATFORM_WEB)
return mrb_str_new_lit(mrb, "web");
#else
return mrb_str_new_lit(mrb, "desktop");
#endif
}
//void DrawText(const char *text, int posX, int posY, int fontSize, Color color);
static mrb_value
mrb_draw_text(mrb_state *mrb, mrb_value self) {
char* text = "Default Text";
mrb_int x = 0;
mrb_int y = 0;
mrb_int fontSize = 16;
mrb_value color_obj;
struct Color *color = NULL;
mrb_get_args(mrb, "|ziiio", &text, &x, &y, &fontSize, &color_obj);
Data_Get_Struct(mrb, color_obj, &Color_type, color);
DrawText(text, x, y, fontSize, *color);
return mrb_nil_value();
}
static mrb_value
mrb_begin_drawing(mrb_state *mrb, mrb_value self) {
BeginDrawing();
return mrb_nil_value();
}
static mrb_value
mrb_end_drawing(mrb_state *mrb, mrb_value self) {
EndDrawing();
return mrb_nil_value();
}
static mrb_value
mrb_clear_background(mrb_state *mrb, mrb_value self) {
ClearBackground(RAYWHITE);
return mrb_nil_value();
}
static mrb_value
mrb_call_main_loop(mrb_state *mrb, mrb_value self) {
struct RClass *c = mrb_module_get(mrb, "Raylib");
mrb_value ml = mrb_funcall(mrb, mrb_obj_value(c), "main_loop", 0);
return mrb_funcall(mrb, ml, "call", 0);
}
static mrb_value
mrb_window_should_close(mrb_state *mrb, mrb_value self) {
return mrb_obj_value(WindowShouldClose());
}
#if defined(PLATFORM_WEB)
static mrb_value
mrb_emscripten_set_main_loop(mrb_state *mrb, mrb_value self) {
emscripten_set_main_loop_arg(execute_emscripten_block, mrb, 0, 1);
return mrb_nil_value();
}
void
execute_emscripten_block(void *mrb) {
struct RClass *c = mrb_module_get(mrb, "Raylib");
mrb_value ml = mrb_funcall(mrb, mrb_obj_value(c), "main_loop", 0);
mrb_funcall(mrb, ml, "call", 0);
}
#endif
static mrb_value
mrb_target_fps(mrb_state *mrb, mrb_value self) {
mrb_int fps = 60;
mrb_get_args(mrb, "i", &fps);
SetTargetFPS(fps);
return mrb_nil_value();
}
static mrb_value
mrb_fps(mrb_state *mrb, mrb_value self) {
return mrb_fixnum_value(GetFPS());
}
static mrb_value
mrb_frame_time(mrb_state *mrb, mrb_value self) {
return mrb_float_value(mrb, GetFrameTime());
}
static mrb_value
mrb_time(mrb_state *mrb, mrb_value self) {
return mrb_float_value(mrb, GetTime());
}
void
mrb_mruby_raylib_gem_init(mrb_state* mrb) {
struct RClass *raylib = mrb_define_module(mrb, "Raylib");
//struct RClass *color_class = mrb_define_class(mrb, "Color", mrb->object_class);
struct RClass *color_class = mrb_define_class_under(mrb, raylib, "Color", mrb->object_class);
MRB_SET_INSTANCE_TT(color_class, MRB_TT_DATA);
mrb_define_class_method(mrb, raylib, "init_window", mrb_init_window, MRB_ARGS_REQ(3));
mrb_define_class_method(mrb, raylib, "platform", mrb_platform, MRB_ARGS_NONE());
mrb_define_class_method(mrb, raylib, "_draw_text", mrb_draw_text, MRB_ARGS_REQ(5));
mrb_define_class_method(mrb, raylib, "begin_drawing", mrb_begin_drawing, MRB_ARGS_NONE());
mrb_define_class_method(mrb, raylib, "end_drawing", mrb_end_drawing, MRB_ARGS_NONE());
mrb_define_class_method(mrb, raylib, "clear_background", mrb_clear_background, MRB_ARGS_NONE());
mrb_define_class_method(mrb, raylib, "call_main_loop", mrb_call_main_loop, MRB_ARGS_NONE());
mrb_define_class_method(mrb, raylib, "window_should_close?", mrb_window_should_close, MRB_ARGS_NONE());
mrb_define_class_method(mrb, raylib, "target_fps=", mrb_target_fps, MRB_ARGS_REQ(1));
mrb_define_class_method(mrb, raylib, "fps", mrb_fps, MRB_ARGS_NONE());
mrb_define_class_method(mrb, raylib, "frame_time", mrb_frame_time, MRB_ARGS_NONE());
mrb_define_class_method(mrb, raylib, "time", mrb_time, MRB_ARGS_NONE());
mrb_define_method(mrb, color_class, "initialize", mrb_Color_initialize, MRB_ARGS_REQ(4));
#if defined(PLATFORM_WEB)
mrb_define_class_method(mrb, raylib, "emscripten_set_main_loop", mrb_emscripten_set_main_loop, MRB_ARGS_NONE());
#endif
}
void
mrb_mruby_raylib_gem_final(mrb_state* mrb) {
/* finalizer */
}
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