mirror of https://github.com/vurtun/nuklear.git
132 lines
4.8 KiB
C
132 lines
4.8 KiB
C
/* nuklear - v1.00 - 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 <math.h>
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#include <allegro5/allegro.h>
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#include <allegro5/allegro_primitives.h>
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/* macros */
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#define WINDOW_WIDTH 800
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#define WINDOW_HEIGHT 600
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#define MAX_VERTEX_MEMORY 512 * 1024
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#define MAX_ELEMENT_MEMORY 128 * 1024
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/* these defines are both needed for the header
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* and source file. So if you split them remember
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* to copy them as well. */
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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_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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#include "nuklear_allegro.h"
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#include "nuklear_allegro.c"
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int
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main(void)
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{
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int running = 1;
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struct nk_context *ctx;
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struct nk_color background;
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ALLEGRO_DISPLAY *display;
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ALLEGRO_EVENT_QUEUE *queue;
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/* Allegro */
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al_init();
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al_install_keyboard();
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al_install_mouse();
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al_init_primitives_addon();
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display = al_create_display(WINDOW_WIDTH, WINDOW_HEIGHT);
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al_set_window_title(display, "nuklear");
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queue = al_create_event_queue();
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al_register_event_source(queue, al_get_display_event_source(display));
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al_register_event_source(queue, al_get_keyboard_event_source());
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al_register_event_source(queue, al_get_mouse_event_source());
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ctx = nk_allegro_init(display, MAX_VERTEX_MEMORY, MAX_ELEMENT_MEMORY);
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/* Load Fonts: if none of these are loaded a default font will be used */
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{struct nk_font_atlas *atlas;
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nk_allegro_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 *robot = nk_font_atlas_add_from_file(atlas, "../../../extra_font/Robot-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_allegro_font_stash_end();
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/*nk_style_set_font(ctx, &droid->handle);*/}
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background = nk_rgb(28,48,62);
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while (running)
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{
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/* Input */
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ALLEGRO_EVENT evt;
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nk_input_begin(ctx);
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while (al_get_next_event(queue, &evt)) {
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if (evt.type == ALLEGRO_EVENT_DISPLAY_CLOSE) goto cleanup;
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nk_allegro_handle_event(&evt);
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}
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nk_input_end(ctx);
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/* GUI */
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{struct nk_panel layout;
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if (nk_begin(ctx, &layout, "Demo", nk_rect(50, 50, 200, 200),
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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", NK_BUTTON_DEFAULT))
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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, 22, 1);
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nk_property_int(ctx, "Compression:", 0, &property, 100, 10, 1);
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{struct nk_panel combo;
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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, &combo, background, 400)) {
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nk_layout_row_dynamic(ctx, 120, 1);
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background = nk_color_picker(ctx, background, NK_RGBA);
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nk_layout_row_dynamic(ctx, 25, 1);
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background.r = (nk_byte)nk_propertyi(ctx, "#R:", 0, background.r, 255, 1,1);
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background.g = (nk_byte)nk_propertyi(ctx, "#G:", 0, background.g, 255, 1,1);
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background.b = (nk_byte)nk_propertyi(ctx, "#B:", 0, background.b, 255, 1,1);
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background.a = (nk_byte)nk_propertyi(ctx, "#A:", 0, background.a, 255, 1,1);
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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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/* Draw */
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{float bg[4];
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nk_color_fv(bg, background);
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al_clear_to_color(al_map_rgba_f(bg[0], bg[1], bg[2], bg[3]));
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nk_allegro_render(NK_ANTI_ALIASING_ON);
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al_flip_display();}
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}
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cleanup:
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/* Cleanup */
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if (queue) al_destroy_event_queue(queue);
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if (display) al_destroy_display(display);
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nk_allegro_shutdown();
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return 0;
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}
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