Diff: SubmitHighscore.cpp

Revision:

17:d6a3b29cab31

Child:

18:709ea375b0df

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/SubmitHighscore.cpp	Mon May 11 03:52:18 2015 +0000
@@ -0,0 +1,174 @@
+/// @file SubmitHighscore.cpp
+
+#include "SubmitHighscore.h"
+
+int SubmitHighscore::letters[3] = {0, 0, 0};
+int SubmitHighscore::currentState = LETTER1;
+
+void SubmitHighscore::init()
+{
+    input->addBtnPressInterrupt(Input::ButtonA, &btnAPress);
+    input->addBtnPressInterrupt(Input::ButtonB, &btnBPress);
+    input->addBtnPressInterrupt(Input::ButtonC, &btnCPress);
+    
+    SubmitHighscore::currentState = LETTER1;
+}
+
+void SubmitHighscore::changeLetter(int index, bool next)
+{
+    int letter = (SubmitHighscore::letters[index] + ((next) ? 1 : - 1) + 26) % 26; // + 26 in case it is negative, % => wrap around from Z->A
+    SubmitHighscore::letters[index] = letter;
+}
+
+void SubmitHighscore::btnAPress()
+{
+    switch (currentState)
+    {
+        case LETTER1:
+            changeLetter(0, true);
+        break;
+        
+        case LETTER2:
+            changeLetter(1, true);
+        break;
+        
+        case LETTER3:
+            changeLetter(2, true);
+        break;
+        
+        case SEL_SUBMIT:
+            currentState = WRITE_TO_FILE;
+        break;
+    }   
+}
+
+void SubmitHighscore::btnBPress()
+{
+    // Change to previous letter
+    switch (currentState)
+    {
+        case LETTER1:
+            changeLetter(0, false);
+        break;
+        
+        case LETTER2:
+            changeLetter(1, false);
+        break;
+        
+        case LETTER3:
+            changeLetter(2, false);
+        break;
+    }
+}
+
+void SubmitHighscore::btnCPress()
+{
+    switch (currentState)
+    {
+        case LETTER1:
+            currentState = LETTER2;
+        break;
+        
+        case LETTER2:
+            currentState = LETTER3;
+        break;
+        
+        case LETTER3:
+            currentState = SEL_SUBMIT;
+        break;
+        
+        case SEL_SUBMIT:
+            currentState = LETTER1;
+        break;
+    }
+}
+
+
+void SubmitHighscore::update(float dt)
+{
+    if (currentState == WRITE_TO_FILE)
+    {
+        char s0 = 'A' + static_cast<char>(letters[0]);
+        char s1 = 'A' + static_cast<char>(letters[1]);
+        char s2 = 'A' + static_cast<char>(letters[2]);
+        
+        std::stringstream ss;
+        ss << s0 << s1 << s2;
+        
+        std::string initials = ss.str();
+        
+        // update high score list   
+        FILE *fp = fopen("/local/highscores.txt", "w");
+
+        if (Global::score > Global::highscores[0].score)
+        {
+            Global::highscores[2] = Global::highscores[1];
+            Global::highscores[1] = Global::highscores[0];
+            Global::highscores[0].initials = initials;
+            Global::highscores[0].score = Global::score;
+        }   
+        else if (Global::score > Global::highscores[1].score)
+        {
+            Global::highscores[2] = Global::highscores[1];
+            Global::highscores[1].initials = initials;
+            Global::highscores[1].score = Global::score;
+        }
+        else if (Global::score > Global::highscores[2].score)
+        {
+            Global::highscores[2].initials = initials;
+            Global::highscores[2].score = Global::score;
+        }
+           
+        for (int i = 0; i < 3; ++i)
+            fprintf(fp, "%s %d ", Global::highscores[i].initials, Global::highscores[i].score);
+                    
+        fclose(fp);
+        
+        currentState = LOAD_GAME_OVER;
+    }
+    
+    if (currentState == LOAD_GAME_OVER)
+        requestStateChange(GAME_OVER);
+}
+
+void SubmitHighscore::render()
+{
+    if (currentState == WRITE_TO_FILE)
+    {
+        lcd->printString("Writing...", 12, 2);
+    }
+    else // Entering initials
+    {           
+        lcd->printString("New high score!", 0, 0);
+        
+        const char charLetters[6] = {'A' + letters[0], '\0', 'A' + letters[1], '\0', 'A' + letters[2], '\0'};
+            
+        lcd->printString(&charLetters[0], 25, 2);
+        lcd->printString(&charLetters[2], 40, 2);
+        lcd->printString(&charLetters[4], 55, 2);
+        lcd->printString("Submit", 25, 4);
+        
+        switch(currentState)
+        {
+            case LETTER1:
+                lcd->printString("^", 25, 3);
+            break;
+            
+            case LETTER2:
+                lcd->printString("^", 40, 3);
+            break;
+            
+            case LETTER3:
+                lcd->printString("^", 55, 3);
+            break;
+            
+            case SEL_SUBMIT:
+                lcd->printString(">",25-6 , 4);
+            break;
+            
+            
+        }
+    }
+    
+        
+}
\ No newline at end of file