eBookReaderSwitch/source/main.cpp

136 lines
4.2 KiB
C++

#include <stdlib.h>
#include <stdio.h>
#include <switch.h>
#include <SDL2/SDL.h>
#include <SDL2/SDL_ttf.h>
void draw_rects(SDL_Renderer *renderer, int x, int y) {
// R
SDL_SetRenderDrawColor(renderer, 255, 0, 0, 255);
SDL_Rect r = {x, y, 64, 64};
SDL_RenderFillRect(renderer, &r);
// G
SDL_SetRenderDrawColor(renderer, 0, 255, 0, 255);
SDL_Rect g = {x + 64, y, 64, 64};
SDL_RenderFillRect(renderer, &g);
// B
SDL_SetRenderDrawColor(renderer, 0, 0, 255, 255);
SDL_Rect b = {x + 128, y, 64, 64};
SDL_RenderFillRect(renderer, &b);
}
int main(int argc, char *argv[]) {
SDL_Event event;
SDL_Window *window;
SDL_Renderer *renderer;
int done = 0, x = 0, w = 1920, h = 1080;
// mandatory at least on switch, else gfx is not properly closed
if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK) < 0) {
SDL_Log("SDL_Init: %s\n", SDL_GetError());
return -1;
}
// create an SDL window (OpenGL ES2 always enabled)
// when SDL_FULLSCREEN flag is not set, viewport is automatically handled by SDL (use SDL_SetWindowSize to "change resolution")
// available switch SDL2 video modes :
// 1920 x 1080 @ 32 bpp (SDL_PIXELFORMAT_RGBA8888)
// 1280 x 720 @ 32 bpp (SDL_PIXELFORMAT_RGBA8888)
window = SDL_CreateWindow("sdl2_gles2", 0, 0, 1920, 1080, 0);
if (!window) {
SDL_Log("SDL_CreateWindow: %s\n", SDL_GetError());
SDL_Quit();
return -1;
}
// create a renderer (OpenGL ES2)
renderer = SDL_CreateRenderer(window, 0, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC);
if (!renderer) {
SDL_Log("SDL_CreateRenderer: %s\n", SDL_GetError());
SDL_Quit();
return -1;
}
romfsInit();
TTF_Init();
/*TTF_Font *arialUnicode = TTF_OpenFont("RomFs:/arial-unicode-ms.ttf", 30);
if (!arialUnicode) {
SDL_Quit();
return -1;
}*/
// open CONTROLLER_PLAYER_1 and CONTROLLER_PLAYER_2
// when railed, both joycons are mapped to joystick #0,
// else joycons are individually mapped to joystick #0, joystick #1, ...
// https://github.com/devkitPro/SDL/blob/switch-sdl2/src/joystick/switch/SDL_sysjoystick.c#L45
for (int i = 0; i < 2; i++) {
if (SDL_JoystickOpen(i) == NULL) {
SDL_Log("SDL_JoystickOpen: %s\n", SDL_GetError());
SDL_Quit();
return -1;
}
}
while (!done) {
while (SDL_PollEvent(&event)) {
switch (event.type) {
case SDL_JOYAXISMOTION:
SDL_Log("Joystick %d axis %d value: %d\n",
event.jaxis.which,
event.jaxis.axis, event.jaxis.value);
break;
case SDL_JOYBUTTONDOWN:
SDL_Log("Joystick %d button %d down\n",
event.jbutton.which, event.jbutton.button);
// https://github.com/devkitPro/SDL/blob/switch-sdl2/src/joystick/switch/SDL_sysjoystick.c#L52
// seek for joystick #0
if (event.jbutton.which == 0) {
if (event.jbutton.button == 0) {
// (A) button down
} else if (event.jbutton.button == 10) {
// (+) button down
done = 1;
}
}
break;
default:
break;
}
}
SDL_SetRenderDrawColor(renderer, 0, 0, 0, 255);
SDL_RenderClear(renderer);
// fill window bounds
SDL_SetRenderDrawColor(renderer, 111, 111, 111, 255);
SDL_GetWindowSize(window, &w, &h);
SDL_Rect f = {0, 0, w, h};
SDL_RenderFillRect(renderer, &f);
draw_rects(renderer, x, 0);
draw_rects(renderer, x, h - 64);
SDL_RenderPresent(renderer);
x++;
if (x > w - 192) {
x = 0;
}
}
//Menu_OpenBook(renderer, SDL_GetWindowSurface(window), font, "/switch/eBookReader/books/test.epub");
//TTF_Quit();
SDL_DestroyRenderer(renderer);
SDL_DestroyWindow(window);
SDL_Quit();
return 0;
}