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// Screen surface
SDL_Surface *gScreen;
SDL_Surface* fontSurface;
SDL_Color fColor;
SDL_Rect fontRect;
TTF_Font* font;
int score=0;
char *rank="";
char buffer [50];
char *question[] = {"1. The Boston matrix is used to help a firm with its:","2. The Cash cow in the Boston matrix has:","3. Which of these is not a common objective of a startup?","4. Which source of finance is a new sole trader business likely to use?","5. Which of these types of businesses are in the public sector?","XXX","XXX"};
char *choiceA[]= {"A. Cash flow","A. High market share, high growth","A. Celebrity status","A. Friends and family","A. Private limited company",""};
char *choiceB[]= {"B. Product portfolio","B. Low market hare, high growth","B. Growth","B. Bank loan","B. Public limited company"," "};
char *choiceC[]= {"C. Share price","C. High market share, low growth","C. Survival","C. Retained profit","C. Sole trader"," "};
char *choiceD[]= {"D. Organizational structure","D. Low market share, low growth","D. Celebrity status","D. All of the above","D. Government organizations"," "};
int score_q[] = {0,110,150,130,200,200};
char *correct_ans[] = {"","B","C","A","A","D"};
int index=0;
//Initialize the font of all text in the game, set to green
void fontInit(){
TTF_Init();
font = TTF_OpenFont("arial.ttf", 18);
fColor.r = 0;
fColor.g = 255;
fColor.b = 0;
}
//Function for loading bmp files and displaying on the screen.
void ShowBMP(char *file, SDL_Surface *screen, int x, int y)
{
SDL_Surface *image;
SDL_Surface *optimized_image;
SDL_Rect dest;
/* Load the BMP file into a surface */
//image = SDL_LoadBMP(file);
image = IMG_Load(file);
optimized_image = SDL_DisplayFormat(image);
SDL_FreeSurface(image);
if ( optimized_image == NULL ) {
fprintf(stderr, "Couldn't load %s: %s\n", file, SDL_GetError());
return;
}
/* onto the screen surface.
The surfaces should not be locked at this point.
*/
dest.x = x;
dest.y = y;
dest.w = image->w;
dest.h = image->h ;
SDL_SetColorKey(optimized_image, SDL_SRCCOLORKEY, SDL_MapRGB(optimized_image->format, 255, 255, 255));
SDL_BlitSurface(optimized_image, NULL, screen, &dest);
/* Update the changed portion of the screen */
SDL_UpdateRects(screen, 1, &dest);
//SDL_FreeSurface(optimized_image);
}
//Print the designated string at the specified coordinates
void printF(char *c, int x, int y){
fontSurface = TTF_RenderText_Solid(font, c, fColor);
fontRect.x = x;
fontRect.y = y;
SDL_BlitSurface(fontSurface, NULL, gScreen, &fontRect);
}
struct UIState
{
int mousex;
int mousey;
int mousedown;
int hotitem;
int activeitem;
}
uistate = {0,0,0,0,0};
// Simplified interface to SDL's fillrect call
void drawrect(int x, int y, int w, int h, int color)
{
SDL_Rect r;
r.x = x;
r.y = y;
r.w = w;
r.h = h;
SDL_FillRect(gScreen, &r, color);
}
// Check whether current mouse position is within a rectangle
int regionhit(int x, int y, int w, int h)
{
if (uistate.mousex < x ||
uistate.mousey < y ||
uistate.mousex >= x + w ||
uistate.mousey >= y + h)
return 0;
return 1;
}
// Create a button
int button(int id, int x, int y)
{
// Check whether the button should be hot
if (regionhit(x, y, 282, 48))
{
uistate.hotitem = id;
if (uistate.activeitem == 0 && uistate.mousedown)
uistate.activeitem = id;
}
// Render button
drawrect(x+8, y+8, 282, 48, 0);
if (uistate.hotitem == id)
{
if (uistate.activeitem == id)
{
// Shadow for the button
drawrect(x+2, y+2, 282, 48, 0xffffff);
}
else
{
// Button is merely 'hot'
drawrect(x, y, 282, 48, 0xffffff);
}
}
else
{
// button is not hot, but it may be active
drawrect(x, y, 282, 48, 0xaaaaaa);
}
// If button is hot and active, but mouse button is not
// down, the user must have clicked the button.
if (uistate.mousedown == 0 &&
uistate.hotitem == id &&
uistate.activeitem == id)
return 1;
// Otherwise, no clicky.
return 0;
}
// Prepare for IMGUI code
void imgui_prepare()
{
uistate.hotitem = 0;
}
// Finish up after IMGUI code
void imgui_finish()
{
if (uistate.mousedown == 0)
{
uistate.activeitem = 0;
}
else
{
if (uistate.activeitem == 0)
uistate.activeitem = -1;
}
}
// Rendering function
void render()
{
imgui_prepare();
//printF(question[index], 100, 100);
//button(10,25,90);
printF(question[index], 30, 100);
//Button A
if (button(1,30,170)) {
if (correct_ans[index] == "A") {
score =score + score_q[index];
}
else {
score =score - score_q[index];
}
//return 0;
}
printF(choiceA[index], 35, 180);
//Button B
if (button(2,330,170)){
if (correct_ans[index] == "B") {
score =score + score_q[index];
}
else {
score =score - score_q[index];
}
}
printF(choiceB[index], 335, 180);
//Button C
if (button(3,30,250)){
if (correct_ans[index] == "C") {
score =score + score_q[index];
}
else {
score =score - score_q[index];
}
}
printF(choiceC[index], 35, 260);
//Button D
if (button(4,330,250)){
if (correct_ans[index] == "D") {
score =score + score_q[index];
}
else {
score =score - score_q[index];
}
}
printF(choiceD[index], 335, 260);
//convert the score to char and use base 10 to display
printF("Your score is", 50, 320);
printF(itoa(score,buffer,10), 230, 320);
printF("Your rank is",50, 350);
printF(rank,230,350);
//Load image depending on points
if (score <= -50) {
ShowBMP("desktop_01.bmp", gScreen, 400,360);
//SDL_Delay(1000);
//SDL_Quit();
}
if (score > -50 && score <100) {
ShowBMP("Hobo_0.bmp", gScreen, 400,360);
rank = "Hobo";
}
if (score >=100 && score < 250) {
ShowBMP("Normal_150.bmp", gScreen, 400,360);
rank = "Normal";
}
if (score >=250 && score < 500) {
ShowBMP("Businessman_250.bmp", gScreen, 400,360);
rank = "Businessman";
}
if (score >=500) {
ShowBMP("Wealthy_500.bmp", gScreen, 400,360);
rank = "Wealthy";
}
imgui_finish();
// update the screen
SDL_UpdateRect(gScreen, 0, 0, 640, 480);
// don't take all the cpu time
SDL_Delay(10);
}
// Entry point
int main(int argc, char *argv[])
{
// Initialize SDL's subsystems - in this case, only video.
if (SDL_Init(SDL_INIT_VIDEO) < 0)
{
fprintf(stderr, "Unable to init SDL: %s\n", SDL_GetError());
exit(1);
}
// Register SDL_Quit to be called at exit; makes sure things are
// cleaned up when we quit.
atexit(SDL_Quit);
// Attempt to create a 640x480 window with 32bit pixels.
gScreen = SDL_SetVideoMode(640, 480, 32, SDL_SWSURFACE);
//Initialize fonts
fontInit();
// If we fail, return error.
if (gScreen == NULL)
{
fprintf(stderr, "Unable to set up video: %s\n", SDL_GetError());
exit(1);
}
static int bgcolor = 0x77 ;
// clear screen
drawrect(0,0,640,480,bgcolor);
ShowBMP("background_640x480.png",gScreen,0,0);
// Main loop: loop forever.
index=0;
while (index < sizeof(*question)+1 )
{
ShowBMP("background_640x480.png",gScreen,0,0);
// Render stuff
render();
// Poll for events, and handle the ones we care about.
SDL_Event event;
while (SDL_PollEvent(&event))
{
switch (event.type)
{
case SDL_MOUSEMOTION:
// update mouse position
uistate.mousex = event.motion.x;
uistate.mousey = event.motion.y;
break;
case SDL_MOUSEBUTTONDOWN:
// update button down state if left-clicking
if (event.button.button == 1) {
uistate.mousedown = 1;
index++;
}
break;
case SDL_MOUSEBUTTONUP:
// update button down state if left-clicking
if (event.button.button == 1)
uistate.mousedown = 0;
break;
case SDL_KEYUP:
switch (event.key.keysym.sym)
{
case SDLK_ESCAPE:
// If escape is pressed, return (and thus, quit)
return 0;
}
break;
case SDL_QUIT:
return(0);
}
}
}
return 0;
}
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