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84 lines
1.8 KiB
84 lines
1.8 KiB
#include <SDL2/SDL.h>
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#include <SDL2/SDL_events.h>
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#include <SDL2/SDL_video.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include "ren.h"
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#include "util.h"
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//const char *str1 = "Ciao Mamma!\nprova: òçà°ù§|¬³¼$£ì\t";
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const char *str1 = "ciao\tmamma";
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const char *str2 = "gmt";
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SDL_Window *win;
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void draw(void)
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{
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static unsigned int frame = 0;
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printf("frame: %d\n", frame++);
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ren_clear();
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ren_render_box(10, 10, 400, 50, 0xffff0000);
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if (ren_render_text(str1, 10, 10, 400, 50, 20))
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printf("text: %s\n", ren_strerror());
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int w, h;
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ren_get_text_box(str2, &w, &h, 40);
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printf("box for: %s -> (%d, %d)\n", str2, w, h);
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ren_render_box(200, 40, w, h, 0xffff0000);
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ren_render_text(str2, 200, 40, 300, 300, 40);
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SDL_GL_SwapWindow(win);
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}
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int main(void)
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{
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SDL_Init(SDL_INIT_VIDEO | SDL_INIT_EVENTS);
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SDL_SetHint(SDL_HINT_VIDEO_X11_NET_WM_BYPASS_COMPOSITOR, "0");
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SDL_SetHint(SDL_HINT_MOUSE_FOCUS_CLICKTHROUGH, "1");
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SDL_SetHint(SDL_HINT_VIDEO_HIGHDPI_DISABLED, "0");
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win = SDL_CreateWindow(
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"test render",
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SDL_WINDOWPOS_UNDEFINED,
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SDL_WINDOWPOS_UNDEFINED,
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500,
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500,
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SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE | SDL_WINDOW_ALLOW_HIGHDPI);
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if (ren_init(win)) {
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printf("renderer init error: %s\n", ren_strerror());
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return 1;
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}
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int w, h;
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const char *s = "ciao mamma";
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ren_get_text_box(s, &w, &h, 12);
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printf("box for: %s -> (%d, %d)\n", s, w, h);
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SDL_Event e;
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while(1) {
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SDL_WaitEvent(&e);
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if (e.type == SDL_QUIT)
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break;
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if (e.type == SDL_WINDOWEVENT) {
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switch (e.window.event) {
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case SDL_WINDOWEVENT_RESIZED:
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case SDL_WINDOWEVENT_SIZE_CHANGED:
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ren_update_viewport(e.window.data1, e.window.data2);
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draw();
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break;
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case SDL_WINDOWEVENT_EXPOSED:
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draw();
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break;
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default: break;
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}
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}
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}
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ren_free();
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SDL_DestroyWindow(win);
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SDL_Quit();
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return 0;
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}
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