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#include <GL/glew.h>
#include <GLFW/glfw3.h>
#include <curl/curl.h>
#include <locale.h>
#include <stdio.h>
#include <stdlib.h>
#define MAX_VERTEX_BUFFER 512 * 1024
#define MAX_ELEMENT_BUFFER 128 * 1024
#define NK_INCLUDE_FIXED_TYPES
#define NK_INCLUDE_STANDARD_IO
#define NK_INCLUDE_STANDARD_VARARGS
#define NK_INCLUDE_DEFAULT_ALLOCATOR
#define NK_INCLUDE_VERTEX_BUFFER_OUTPUT
#define NK_INCLUDE_FONT_BAKING
#define NK_INCLUDE_DEFAULT_FONT
#define NK_IMPLEMENTATION
#define NK_GLFW_GL3_IMPLEMENTATION
#define NK_KEYSTATE_BASED_INPUT
#include "nuklear.h"
#include "nuklear_glfw_gl3.h"
#include "constants.h"
#include "logger.h"
#include "main.h"
#include "process_url.h"
#include "style.h"
#include "ui.h"
#include "unifont.h"
extern int win_width, win_height;
extern void load_ui(struct ui_struct *);
static void error_callback(int e, const char *d) {
printf("Error %d: %s\n", e, d);
}
int main(void) {
struct ui_struct ui;
/* Set locale*/
setlocale(LC_ALL, ".UTF-8");
/* Curl */
curl_init();
/* GLFW */
struct nk_glfw glfw = {0};
static GLFWwindow *win;
glfwSetErrorCallback(error_callback);
if (!glfwInit()) {
fprintf(stdout, "[GFLW] failed to init!\n");
exit(EXIT_FAILURE);
}
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
#ifdef __APPLE__
glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE);
#endif
win = glfwCreateWindow(win_width, win_height, APP_NAME, NULL, NULL);
if (!win) {
// Window creation failed
fprintf(stdout, "[GLFW] failed to create window. Does this platform "
"support OpenGL 3.3+?\n");
printf("GL_VERSION_3_3: %s",
glewIsSupported("GL_VERSION_3_3") ? "yes" : "no");
exit(EXIT_FAILURE);
}
glfwMakeContextCurrent(win);
/* Glew */
glewExperimental = GL_TRUE;
GLenum err;
if ((err = glewInit()) != GLEW_OK) {
/* Problem: glewInit failed, something is seriously wrong. */
fprintf(stderr, "Error: %s\n", glewGetErrorString(err));
exit(EXIT_FAILURE);
}
/* Logger setup */
struct logger *logger = setup_logger();
// Put it in ui_struct
ui.logger = logger;
/* UI stat */
status_t stat = {0};
stat.is_done = true;
ui.stat = &stat;
/* create context */
ui.ctx = nk_glfw3_init(&glfw, win, NK_GLFW3_INSTALL_CALLBACKS);
/* Font */
ui.logger->font_height = 24;
{
struct nk_font_atlas *atlas;
struct nk_font_config cfg = nk_font_config(0);
/* NOTICE: Some CJK fonts may have incorrect glyph indexes.
https://github.com/Immediate-Mode-UI/Nuklear/issues/399
https://github.com/Immediate-Mode-UI/Nuklear/issues/542
FIX: https://github.com/Immediate-Mode-UI/Nuklear/pull/531
*/
cfg.range = nk_font_chinese_glyph_ranges();
// const nk_rune ranges[] = {0x4E00, 0x9FAF, 0x0020, 0x00FF, 0x3000,
// 0x30FF, 0x31F0, 0x31FF, 0xFF00, 0xFFEF,
//
// 0};
// cfg.range = ranges;
cfg.oversample_h = 1;
cfg.oversample_v = 1;
nk_glfw3_font_stash_begin(&glfw, &atlas);
atlas->default_font = nk_font_atlas_add_compressed_base85(
atlas, unifont_compressed_data_base85, ui.logger->font_height, &cfg);
nk_glfw3_font_stash_end(&glfw);
}
/* TextEdit */
struct nk_text_edit text_edit;
nk_textedit_init_default(&text_edit);
logger->text_edit = &text_edit;
/* Scrollbar */
struct nk_scroll scrollbar = {0};
logger->scrollbar = &scrollbar;
/* Theming */
set_style(ui.ctx, THEME_DARK);
while (!glfwWindowShouldClose(win)) {
/* Input */
glfwPollEvents();
nk_glfw3_new_frame(&glfw);
/* Response to window resize */
glfwGetWindowSize(win, &win_width, &win_height);
nk_window_set_bounds(ui.ctx, APP_NAME,
nk_rect(0, 0, win_width, win_height));
/* GUI */
if (nk_begin(ui.ctx, APP_NAME, nk_rect(0, 0, win_width, win_height),
NK_WINDOW_BORDER | NK_WINDOW_MOVABLE | NK_WINDOW_TITLE)) {
load_ui(&ui);
}
nk_end(ui.ctx);
/* Draw */
glfwGetWindowSize(win, &win_width, &win_height);
glViewport(0, 0, win_width, win_height);
glClear(GL_COLOR_BUFFER_BIT);
nk_glfw3_render(&glfw, NK_ANTI_ALIASING_ON, MAX_VERTEX_BUFFER,
MAX_ELEMENT_BUFFER);
glfwSwapBuffers(win);
}
curl_cleanup(&stat);
nk_glfw3_shutdown(&glfw);
glfwTerminate();
return 0;
}
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