241 lines
8.6 KiB
C
241 lines
8.6 KiB
C
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/* nuklear - v1.32.0 - public domain */
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <stdarg.h>
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#include <string.h>
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#include <math.h>
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#include <assert.h>
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#include <limits.h>
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#include <time.h>
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#include <GLFW/glfw3.h>
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#define NK_INCLUDE_FIXED_TYPES
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#define NK_INCLUDE_STANDARD_IO
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#define NK_INCLUDE_STANDARD_VARARGS
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#define NK_INCLUDE_DEFAULT_ALLOCATOR
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#define NK_INCLUDE_VERTEX_BUFFER_OUTPUT
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#define NK_INCLUDE_FONT_BAKING
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#define NK_INCLUDE_DEFAULT_FONT
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#define NK_IMPLEMENTATION
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#define NK_GLFW_GL2_IMPLEMENTATION
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#define NK_KEYSTATE_BASED_INPUT
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#include "../../nuklear.h"
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#include "nuklear_glfw_gl2.h"
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#define STB_IMAGE_IMPLEMENTATION
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#include "../../demo/common/filebrowser/stb_image.h"
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#define WINDOW_WIDTH 1200
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#define WINDOW_HEIGHT 800
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/* ===============================================================
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*
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* EXAMPLE
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*
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* ===============================================================*/
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/* This are some code examples to provide a small overview of what can be
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* done with this library. To try out an example uncomment the defines */
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/* #define INCLUDE_ALL */
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/* #define INCLUDE_STYLE */
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/* #define INCLUDE_CALCULATOR */
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#define INCLUDE_CANVAS
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/* #define INCLUDE_FILE_BROWSER */
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/* #define INCLUDE_OVERVIEW */
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/* #define INCLUDE_NODE_EDITOR */
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#ifdef INCLUDE_ALL
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#define INCLUDE_STYLE
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#define INCLUDE_CALCULATOR
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#define INCLUDE_CANVAS
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#define INCLUDE_OVERVIEW
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#define INCLUDE_NODE_EDITOR
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#endif
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#ifdef INCLUDE_STYLE
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#include "../../demo/common/style.c"
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#endif
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#ifdef INCLUDE_CALCULATOR
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#include "../../demo/common/calculator.c"
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#endif
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#ifdef INCLUDE_CANVAS
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#include "../../demo/common/canvas.c"
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#endif
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#ifdef INCLUDE_FILE_BROWSER
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#include "../../demo/common/file_browser.c"
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#endif
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#ifdef INCLUDE_OVERVIEW
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#include "../../demo/common/overview.c"
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#endif
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#ifdef INCLUDE_NODE_EDITOR
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#include "../../demo/common/node_editor.c"
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#endif
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/* ===============================================================
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*
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* DEMO
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*
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* ===============================================================*/
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static void error_callback(int e, const char *d)
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{printf("Error %d: %s\n", e, d);}
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int main(void)
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{
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/* Platform */
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static GLFWwindow *win;
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int width = 0, height = 0;
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/* GUI */
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struct nk_context *ctx;
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struct nk_colorf bg;
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#ifdef INCLUDE_FILE_BROWSER
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struct file_browser browser;
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struct media media;
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#endif
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/* GLFW */
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glfwSetErrorCallback(error_callback);
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if (!glfwInit()) {
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fprintf(stdout, "[GFLW] failed to init!\n");
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exit(1);
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}
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win = glfwCreateWindow(WINDOW_WIDTH, WINDOW_HEIGHT, "Demo", NULL, NULL);
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glfwMakeContextCurrent(win);
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glfwGetWindowSize(win, &width, &height);
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/* GUI */
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ctx = nk_glfw3_init(win, NK_GLFW3_INSTALL_CALLBACKS);
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/* Load Fonts: if none of these are loaded a default font will be used */
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/* Load Cursor: if you uncomment cursor loading please hide the cursor */
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{struct nk_font_atlas *atlas;
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nk_glfw3_font_stash_begin(&atlas);
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/*struct nk_font *droid = nk_font_atlas_add_from_file(atlas, "../../../extra_font/DroidSans.ttf", 14, 0);*/
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/*struct nk_font *roboto = nk_font_atlas_add_from_file(atlas, "../../../extra_font/Roboto-Regular.ttf", 14, 0);*/
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/*struct nk_font *future = nk_font_atlas_add_from_file(atlas, "../../../extra_font/kenvector_future_thin.ttf", 13, 0);*/
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/*struct nk_font *clean = nk_font_atlas_add_from_file(atlas, "../../../extra_font/ProggyClean.ttf", 12, 0);*/
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/*struct nk_font *tiny = nk_font_atlas_add_from_file(atlas, "../../../extra_font/ProggyTiny.ttf", 10, 0);*/
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/*struct nk_font *cousine = nk_font_atlas_add_from_file(atlas, "../../../extra_font/Cousine-Regular.ttf", 13, 0);*/
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nk_glfw3_font_stash_end();
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/*nk_style_load_all_cursors(ctx, atlas->cursors);*/
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/*nk_style_set_font(ctx, &droid->handle);*/}
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#ifdef INCLUDE_STYLE
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/*set_style(ctx, THEME_WHITE);*/
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/*set_style(ctx, THEME_RED);*/
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/*set_style(ctx, THEME_BLUE);*/
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/*set_style(ctx, THEME_DARK);*/
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#endif
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bg.r = 0.10f, bg.g = 0.18f, bg.b = 0.24f, bg.a = 1.0f;
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#ifdef INCLUDE_FILE_BROWSER
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/* icons */
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glEnable(GL_TEXTURE_2D);
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media.icons.home = icon_load("../../demo/common/filebrowser/icon/home.png");
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media.icons.directory = icon_load("../../demo/common/filebrowser/icon/directory.png");
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media.icons.computer = icon_load("../../demo/common/filebrowser/icon/computer.png");
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media.icons.desktop = icon_load("../../demo/common/filebrowser/icon/desktop.png");
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media.icons.default_file = icon_load("../../demo/common/filebrowser/icon/default.png");
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media.icons.text_file = icon_load("../../demo/common/filebrowser/icon/text.png");
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media.icons.music_file = icon_load("../../demo/common/filebrowser/icon/music.png");
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media.icons.font_file = icon_load("../../demo/common/filebrowser/icon/font.png");
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media.icons.img_file = icon_load("../../demo/common/filebrowser/icon/img.png");
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media.icons.movie_file = icon_load("../../demo/common/filebrowser/icon/movie.png");
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media_init(&media);
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file_browser_init(&browser, &media);
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#endif
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while (!glfwWindowShouldClose(win))
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{
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/* Input */
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glfwPollEvents();
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nk_glfw3_new_frame();
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/* GUI */
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if (nk_begin(ctx, "Demo", nk_rect(50, 50, 230, 250),
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NK_WINDOW_BORDER|NK_WINDOW_MOVABLE|NK_WINDOW_SCALABLE|
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NK_WINDOW_MINIMIZABLE|NK_WINDOW_TITLE))
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{
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enum {EASY, HARD};
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static int op = EASY;
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static int property = 20;
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nk_layout_row_static(ctx, 30, 80, 1);
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if (nk_button_label(ctx, "button"))
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fprintf(stdout, "button pressed\n");
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nk_layout_row_dynamic(ctx, 30, 2);
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if (nk_option_label(ctx, "easy", op == EASY)) op = EASY;
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if (nk_option_label(ctx, "hard", op == HARD)) op = HARD;
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nk_layout_row_dynamic(ctx, 25, 1);
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nk_property_int(ctx, "Compression:", 0, &property, 100, 10, 1);
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nk_layout_row_dynamic(ctx, 20, 1);
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nk_label(ctx, "background:", NK_TEXT_LEFT);
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nk_layout_row_dynamic(ctx, 25, 1);
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if (nk_combo_begin_color(ctx, nk_rgb_cf(bg), nk_vec2(nk_widget_width(ctx),400))) {
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nk_layout_row_dynamic(ctx, 120, 1);
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bg = nk_color_picker(ctx, bg, NK_RGBA);
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nk_layout_row_dynamic(ctx, 25, 1);
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bg.r = nk_propertyf(ctx, "#R:", 0, bg.r, 1.0f, 0.01f,0.005f);
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bg.g = nk_propertyf(ctx, "#G:", 0, bg.g, 1.0f, 0.01f,0.005f);
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bg.b = nk_propertyf(ctx, "#B:", 0, bg.b, 1.0f, 0.01f,0.005f);
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bg.a = nk_propertyf(ctx, "#A:", 0, bg.a, 1.0f, 0.01f,0.005f);
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nk_combo_end(ctx);
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}
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}
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nk_end(ctx);
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/* -------------- EXAMPLES ---------------- */
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#ifdef INCLUDE_CALCULATOR
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calculator(ctx);
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#endif
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#ifdef INCLUDE_CANVAS
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canvas(ctx);
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#endif
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#ifdef INCLUDE_FILE_BROWSER
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file_browser_run(&browser, ctx);
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#endif
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#ifdef INCLUDE_OVERVIEW
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overview(ctx);
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#endif
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#ifdef INCLUDE_NODE_EDITOR
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node_editor(ctx);
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#endif
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/* ----------------------------------------- */
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/* Draw */
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glfwGetWindowSize(win, &width, &height);
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glViewport(0, 0, width, height);
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glClear(GL_COLOR_BUFFER_BIT);
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glClearColor(bg.r, bg.g, bg.b, bg.a);
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/* IMPORTANT: `nk_glfw_render` modifies some global OpenGL state
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* with blending, scissor, face culling and depth test and defaults everything
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* back into a default state. Make sure to either save and restore or
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* reset your own state after drawing rendering the UI. */
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nk_glfw3_render(NK_ANTI_ALIASING_ON);
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glfwSwapBuffers(win);
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}
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#ifdef INCLUDE_FILE_BROWSER
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glDeleteTextures(1,(const GLuint*)&media.icons.home.handle.id);
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glDeleteTextures(1,(const GLuint*)&media.icons.directory.handle.id);
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glDeleteTextures(1,(const GLuint*)&media.icons.computer.handle.id);
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glDeleteTextures(1,(const GLuint*)&media.icons.desktop.handle.id);
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glDeleteTextures(1,(const GLuint*)&media.icons.default_file.handle.id);
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glDeleteTextures(1,(const GLuint*)&media.icons.text_file.handle.id);
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glDeleteTextures(1,(const GLuint*)&media.icons.music_file.handle.id);
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glDeleteTextures(1,(const GLuint*)&media.icons.font_file.handle.id);
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glDeleteTextures(1,(const GLuint*)&media.icons.img_file.handle.id);
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glDeleteTextures(1,(const GLuint*)&media.icons.movie_file.handle.id);
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file_browser_free(&browser);
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#endif
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nk_glfw3_shutdown();
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glfwTerminate();
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return 0;
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}
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