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#include "Game.h"
#include "MousePointer.h"
#include "GameButton.h"
#include "game_utils.h"
#include "GameObject.h"
void quit (int rc) {
SDL_Quit();
exit(rc);
}
void game_button_my_callback_hover (GameButton * self, void * data);
void game_button_my_callback_stop_hover (GameButton * self, void * data);
void game_button_my_callback_clicked (GameButton * self, void * data);
Game * game_new () {
if (SDL_Init(SDL_INIT_EVERYTHING) < 0) {
fprintf(stderr, "Couldn't initialize SDL: %s\n", SDL_GetError());
quit (1);
}
Game * self = malloc (sizeof (Game));
fprintf (stdout, "Creating Game: address: %ld\n", (long) self);
self->window = SDL_CreateWindow ("Hello World",
SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED,
640, 480, SDL_WINDOW_SHOWN);
if (!self->window) {
fprintf(stderr, "Couldn't create 640x480 window: %s\n",
SDL_GetError());
quit (2);
}
SDL_ShowCursor(0);
self->renderer = SDL_CreateRenderer (self->window,
-1, /* initialize the first one supporting the requested flags */
SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC);
if (!self->renderer) {
fprintf(stderr, "Couldn't create renderer object: %s\n", SDL_GetError());
quit (3);
}
self->game_controller = SDL_GameControllerOpen(0);
if (!self->game_controller) {
fprintf(stderr, "Couldn't open controller: %s\n", SDL_GetError());
} else {
fprintf (stdout, "Could open controller %s\n",
SDL_GameControllerName (self->game_controller));
}
self->bg_colour_toggle = false;
self->background_colour = game_color_create_color (0,0,0,255);
self->button = game_button_new (50,50, 50, 100);
game_button_set_callback (self->button, "hover", game_button_my_callback_hover, NULL);
game_button_set_callback (self->button, "stop_hover", game_button_my_callback_stop_hover, NULL);
game_button_set_callback (self->button, "clicked", game_button_my_callback_clicked, self);
self->done = 0;
self->mouse_delta.x = 0;
self->mouse_delta.y = 0;
self->mouse = mouse_pointer_new (640,480);
return self;
} /* game_new */
void game_main_loop (Game * self) {
while (!self->done) {
game_process_events (self);
game_draw (self);
}
fprintf (stdout, "Exiting main loop!\n");
}
void game_process_events (Game * self) {
while (SDL_PollEvent(&self->event)) {
switch (self->event.type) {
case SDL_QUIT:
self->done = 1;
break;
case SDL_CONTROLLERAXISMOTION:
if (self->event.caxis.axis == SDL_CONTROLLER_AXIS_LEFTX) {
self->mouse_delta.x = self->event.caxis.value / J_SCALE_FACTOR;
}
if (self->event.caxis.axis == SDL_CONTROLLER_AXIS_LEFTY) {
self->mouse_delta.y = self->event.caxis.value / J_SCALE_FACTOR;
}
break;
case SDL_MOUSEBUTTONDOWN:
case SDL_CONTROLLERBUTTONDOWN:
if(self->event.cbutton.button == SDL_CONTROLLER_BUTTON_A) {
fprintf (stdout,"Button A was Pressed!\n");
self->mouse->pressed = true;
}
break;
case SDL_MOUSEBUTTONUP:
case SDL_CONTROLLERBUTTONUP:
if(self->event.cbutton.button == SDL_CONTROLLER_BUTTON_A) {
fprintf (stdout,"Button A was Relised!\n");
self->mouse->pressed = false;
}
break;
case SDL_MOUSEMOTION:
mouse_pointer_move_to (self->mouse,
self->event.motion.x + self->event.motion.xrel,
self->event.motion.y + self->event.motion.yrel);
break;
}
}
game_button_check_clicked (self->button, self->mouse);
game_button_check_hover (self->button, self->mouse);
mouse_pointer_move (self->mouse, self->mouse_delta.x, self->mouse_delta.y);
}
void game_draw (Game * self) {
game_color_set_draw_color (self->renderer, self->background_colour);
SDL_RenderClear(self->renderer);
game_button_draw (self->button, self->renderer);
mouse_pointer_draw (self->mouse, self->renderer);
SDL_RenderPresent (self->renderer);
}
void game_free (Game * self) {
fprintf (stdout, "Freeing Game: address: %ld\n", (long) self);
SDL_DestroyRenderer (self->renderer);
SDL_DestroyWindow (self->window);
game_button_free (self->button);
mouse_pointer_free (self->mouse);
free (self);
SDL_Quit ();
}
/* CALLBACKS */
void game_button_my_callback_hover (GameButton * self, void * data) {
fprintf (stdout, "Hover callback is triggered! @ time: %d\n", SDL_GetTicks());
game_button_set_fill (self, true);
}
void game_button_my_callback_stop_hover (GameButton * self, void * data) {
fprintf (stdout, "Stop Hover callback is triggered! @ time: %d\n", SDL_GetTicks());
game_button_set_fill (self, false);
}
void game_button_my_callback_clicked (GameButton * self, void * data){
Game * game = (Game *) data;
if (game->bg_colour_toggle) {
game->bg_colour_toggle = false;
game->background_colour = game_color_create_color (0,0,0,255);
} else {
game->bg_colour_toggle = true;
game->background_colour = game_color_create_color (55,55,55,255);
}
}
/* MOO! */
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