Intro ready.

src/intro.c

@@ -0,0 +1,89 @@
+/**
+ * Copyright (c) 2014, Miguel Angel Astor Romero. All rights reserved.
+ * See the file LICENSE for more details.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <time.h>
+#include <ncursesw/ncurses.h>
+
+#include "constants.h"
+#include "intro.h"
+#include "intro_img.h"
+
+void inInput();
+gsname_t inUpdate();
+void inRender(int, int);
+
+static bool anyKey;
+static clock_t then = 0, nThen = 0;
+static int mRows = 0, mH = 0;
+
+void initIntroState(gs_t * gs){
+	gs->name = INTRO;
+	gs->input = &inInput;
+	gs->update = &inUpdate;
+	gs->render = &inRender;
+}
+
+void inInput(){
+	int key = 0;
+
+	key = getch();
+
+	if(key != ERR && key != KEY_RESIZE){
+		anyKey = TRUE;
+	}
+}
+
+gsname_t inUpdate(){
+	clock_t now, delta;
+
+	if(anyKey){
+		anyKey = FALSE;
+		mRows = 0;
+		then = 0;
+		nThen = 0;
+		return MENU;
+	}
+
+	now = clock();
+	delta = now - then;
+	if((float)delta / (float)CLOCKS_PER_SEC >= 0.15f){
+		then = now;
+		mRows = mRows + 1 <= mH ? mRows + 1 : mH;
+	}
+
+	if(mRows >= mH){
+		now = clock();
+		delta = now - nThen;
+		if((int)delta / (int)CLOCKS_PER_SEC >= 3){
+			nThen = 0;
+			mRows = 0;
+			then = 0;
+			return MENU;
+		}
+	}else{
+		nThen = clock();
+	}
+
+	return INTRO;
+}
+
+void inRender(int w, int h){
+	int i, j, jOff;
+
+	mH = h < 30 ? h : 30;
+	jOff = mH < h ? (mH / 4) : 0;
+
+	clear_screen(w, h);
+
+	for(i = 0; i < w && i < 80; i++){
+		for(j = 21; j < h + 21 && j < mRows + 21 && j < 80; j++){
+			move((j - 21) + jOff, (w / 2) - 40 + i);
+			attron(COLOR_PAIR(INTRO_IMG[i][j]));
+			printw("\u2588");
+		}
+	}
+}