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#include <SDL2/SDL.h>
#include <SDL2/SDL_ttf.h>
#include <stdbool.h>
#include <stdio.h>
#define WINDOW_SIDE 800
struct Tile {
int type;
};
void printText(SDL_Renderer *renderer, TTF_Font *font, char *str, int x, int y,
int h, int r, int g, int b) {
SDL_Color c = {r, g, b, 255};
SDL_Surface *s = TTF_RenderText_Solid(font, str, c);
SDL_Texture *t = SDL_CreateTextureFromSurface(renderer, s);
SDL_Rect rect = {x, y, strlen(str) * (h / 2), h};
SDL_RenderCopy(renderer, t, NULL, &rect);
}
int editor(SDL_Renderer *renderer, SDL_Event event, TTF_Font *font, int map_w,
int map_h, struct Tile map[map_w][map_h]) {
int framerate = 30, ticksPerFrame = 1000 / framerate, startFrame = 0;
int mx, my, type = 0, buttonPressed = 0;
float side = WINDOW_SIDE / map_w;
bool quit = false;
char ty[16] = "";
SDL_Rect dest[map_w][map_h];
for (int y = 0; y < map_h; y++) {
for (int x = 0; x < map_w; x++) {
map[x][y].type = 0;
dest[x][y].w = side;
dest[x][y].h = side;
dest[x][y].x = x * side;
dest[x][y].y = y * side + 40;
}
}
while (!quit) {
startFrame = SDL_GetTicks();
SDL_RenderClear(renderer);
while (SDL_PollEvent(&event)) {
switch (event.type) {
case SDL_KEYDOWN:
switch (event.key.keysym.sym) {
case SDLK_ESCAPE:
return 0;
break;
case SDLK_1:
type = 1;
break;
case SDLK_2:
type = 2;
break;
case SDLK_3:
type = 3;
break;
case SDLK_0:
type = 0;
break;
case SDLK_s:
return 1;
break;
}
break;
case SDL_MOUSEBUTTONDOWN:
switch (event.button.button) {
case SDL_BUTTON_LEFT:
buttonPressed = 1;
break;
}
break;
case SDL_MOUSEBUTTONUP:
buttonPressed = 0;
break;
case SDL_QUIT:
return 0;
break;
}
}
if (buttonPressed == 1) {
int x, y;
SDL_GetMouseState(&x, &y);
map[(int)(x / side)][(int)((y - 40) / side)].type = type;
}
SDL_GetMouseState(&mx, &my);
for (int y = 0; y < map_h; y++) {
for (int x = 0; x < map_w; x++) {
if (dest[x][y].x < mx && dest[x][y].x + side > mx &&
dest[x][y].y < my && dest[x][y].y + side > my)
SDL_SetRenderDrawColor(renderer, 150, 150, 150, 255);
else if (map[x][y].type == 0)
SDL_SetRenderDrawColor(renderer, 0, 0, 0, 255);
if (map[x][y].type == 1)
SDL_SetRenderDrawColor(renderer, 255, 0, 0, 255);
if (map[x][y].type == 2)
SDL_SetRenderDrawColor(renderer, 0, 255, 0, 255);
if (map[x][y].type == 3)
SDL_SetRenderDrawColor(renderer, 0, 0, 255, 255);
SDL_RenderFillRect(renderer, &dest[x][y]);
SDL_SetRenderDrawColor(renderer, 100, 100, 100, 255);
SDL_RenderDrawLine(renderer, x * side, (y * side) + 40,
(x * side) + side, (y * side) + 40);
SDL_RenderDrawLine(renderer, x * side, (y * side) + 40, x * side,
(y * side) + side + 40);
SDL_SetRenderDrawColor(renderer, 0, 0, 0, 255);
}
}
sprintf(ty, "Current Type: %i", type);
printText(renderer, font, ty, (WINDOW_SIDE / 2) - 100, 0, 40, 255, 255,
255);
SDL_RenderPresent(renderer);
int ticks = startFrame - SDL_GetTicks();
if (ticks < ticksPerFrame)
SDL_Delay(ticksPerFrame - ticks);
}
return 0;
}
void save(SDL_Renderer *renderer, SDL_Event event, TTF_Font *font, int map_w,
int map_h, struct Tile map[map_w][map_h]) {
int framerate = 30, ticksPerFrame = 1000 / framerate, startFrame = 0, len = 0;
bool done = false;
char text[64] = "", filename_disp[64], filename[64];
FILE *f;
SDL_StartTextInput();
while (!done) {
startFrame = SDL_GetTicks();
SDL_RenderClear(renderer);
sprintf(filename_disp, "%s.map", text);
while (SDL_PollEvent(&event)) {
switch (event.type) {
case SDL_KEYDOWN:
switch (event.key.keysym.sym) {
case SDLK_ESCAPE:
done = true;
break;
case SDLK_BACKSPACE:
text[strlen(text) - 1] = '\0';
len--;
break;
case SDLK_RETURN:
// Save the map to file with name text
f = fopen(filename, "r");
if (f == NULL) {
f = fopen(filename, "w");
fprintf(f, "%i %i\n", map_w, map_h);
for (int y = 0; y < map_h; y++) {
for (int x = 0; x < map_w; x++) {
if (x < map_w - 1)
fprintf(f, "|%i", map[x][y].type);
else
fprintf(f, "|%i|", map[x][y].type);
}
fprintf(f, "\n");
}
}
fclose(f);
break;
}
break;
case SDL_TEXTINPUT:
if (strlen(text) < 15) {
strcat(text, event.text.text);
}
break;
}
}
// sprintf(filename, 64, "%s.txt", text);
printText(renderer, font, filename_disp, 0, 0, 100, 255, 255, 255);
SDL_RenderPresent(renderer);
int ticks = startFrame - SDL_GetTicks();
if (ticks < ticksPerFrame)
SDL_Delay(ticksPerFrame - ticks);
}
}
int main() {
SDL_Window *window;
SDL_Renderer *renderer;
SDL_Event event;
SDL_Init(SDL_INIT_VIDEO);
TTF_Init();
TTF_Font *font = TTF_OpenFont("OpenSans-Bold.ttf", 20);
window = SDL_CreateWindow("Doom Map Maker", SDL_WINDOWPOS_UNDEFINED,
SDL_WINDOWPOS_UNDEFINED, WINDOW_SIDE,
WINDOW_SIDE + 40, SDL_WINDOW_OPENGL);
renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
int map_w = 32, map_h = 32, s = 1;
struct Tile map[map_w][map_h];
while (s != 0) {
s = editor(renderer, event, font, map_w, map_h, map);
if (s == 1)
save(renderer, event, font, map_w, map_h, map);
}
TTF_Quit();
SDL_Quit();
return 0;
}
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