source/presentation/BitmapStore.cpp

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#include "BitmapStore.h"

BitmapStore::BitmapStore(unsigned int blockWidth)
    :_blockWidth(blockWidth)
{
    _bitmapFont = al_load_font("junction 02.ttf", blockWidth/6, 0);
    if (_bitmapFont == NULL)
    {
        al_show_native_message_box(NULL, "Fatal error", "Fatal error", "The file 'junction 02.ttf' was not found. Ensure that it is located in the working directory.", NULL, ALLEGRO_MESSAGEBOX_ERROR);
        throw InstallFailure();
    }
}

BitmapStore::~BitmapStore()
{
    for (map<Image,ALLEGRO_BITMAP*>::iterator iter = _bitmaps.begin();
        iter != _bitmaps.end(); ++iter)
    {
        al_destroy_bitmap(iter->second);
    }
    _bitmaps.clear();
    al_destroy_font(_bitmapFont);
}

ALLEGRO_BITMAP* BitmapStore::getBitmap(Image image)
{
    map<Image,ALLEGRO_BITMAP*>::const_iterator iter = _bitmaps.find(image);
    if (iter != _bitmaps.end())
    {
        return iter->second;
    }
    else
    {
        ALLEGRO_BITMAP* newImage = al_create_bitmap(_blockWidth, _blockWidth);
        switch (image)
        {
            case PLAYER:
                drawPlayerCar(newImage);
                break;
            case ENEMY:
                drawEnemyCar(newImage);
                break;
            case CHECKPOINT:
                drawCheckpoint(newImage);
                break;
            case ROCK:
                drawRock(newImage);
                break;
            case MAZE_WALL:
                drawMazeWall(newImage);
                break;
            case MAZE_FLOOR:
                drawMazeFloor(newImage);
                break;
            case SMOKE:
                drawSmoke(newImage);
                break;
            case CRASHED_CAR:
                drawCrashedCar(newImage);
                break;
            case CLAIMED_CHECKPOINT:
                drawClaimedCheckpoint(newImage);
                break;
        }

        _bitmaps.insert(make_pair(image, newImage));
        return newImage;
    }
}

void BitmapStore::drawPlayerCar(ALLEGRO_BITMAP* canvas)
{
    ALLEGRO_BITMAP* prev_draw = al_get_target_bitmap();
    al_set_target_bitmap(canvas);

    //car body
    al_draw_filled_rounded_rectangle(_blockWidth*0.2, 0, _blockWidth*0.8, _blockWidth*0.96, _blockWidth*0.1, _blockWidth*0.1, al_map_rgb(0,0,255));

    //racing stripes
    al_draw_filled_rectangle(_blockWidth*0.35, 0, _blockWidth*0.4, _blockWidth*0.3, al_map_rgb(255,255,255));
    al_draw_filled_rectangle(_blockWidth*0.6, 0, _blockWidth*0.65, _blockWidth*0.3, al_map_rgb(255,255,255));

    //windscreen
    al_draw_filled_rectangle(_blockWidth*0.3, _blockWidth*0.3, _blockWidth*0.7, _blockWidth*0.5, al_map_rgb (0,0,0));

    //roof
    al_draw_rounded_rectangle(_blockWidth*0.3, _blockWidth*0.5, _blockWidth*0.7, _blockWidth*0.9, _blockWidth*0.04, _blockWidth*0.04, al_map_rgb (25,25, 112), _blockWidth*0.04);

    //spoiler
    al_draw_filled_rectangle(_blockWidth*0.2, _blockWidth*0.96, _blockWidth*0.8, _blockWidth, al_map_rgb (0,0, 225));
    al_draw_rectangle(_blockWidth*0.2, _blockWidth*0.96, _blockWidth*0.8, _blockWidth, al_map_rgb(25,25, 112),_blockWidth*0.04);

    //headlights
    al_draw_filled_rectangle (_blockWidth*0.3,0,_blockWidth*0.35,_blockWidth*0.06, al_map_rgb(255,225,0));
    al_draw_filled_rectangle (_blockWidth*0.65,0,_blockWidth*0.7,_blockWidth*0.06, al_map_rgb(255,225,0));

    //tyres
    al_draw_filled_rounded_rectangle (_blockWidth*0.1,_blockWidth*0.13,_blockWidth*0.2,_blockWidth*0.37,_blockWidth*0.03,_blockWidth*0.03, al_map_rgb(131,139,131));
    al_draw_filled_rounded_rectangle (_blockWidth*0.8,_blockWidth*0.13,_blockWidth*0.9,_blockWidth*0.37,_blockWidth*0.03,_blockWidth*0.03, al_map_rgb(131,139,131));
    al_draw_filled_rounded_rectangle (_blockWidth*0.1,_blockWidth*0.63,_blockWidth*0.2,_blockWidth*0.87,_blockWidth*0.03,_blockWidth*0.03, al_map_rgb(131,139,131));
    al_draw_filled_rounded_rectangle (_blockWidth*0.8,_blockWidth*0.63,_blockWidth*0.9,_blockWidth*0.87,_blockWidth*0.03,_blockWidth*0.03, al_map_rgb(131,139,131));

    al_set_target_bitmap(prev_draw);
}
void BitmapStore::drawEnemyCar(ALLEGRO_BITMAP* canvas)
{
    ALLEGRO_BITMAP* prev_draw = al_get_target_bitmap();
    al_set_target_bitmap(canvas);

    //car body
    al_draw_filled_rounded_rectangle(_blockWidth*0.2, 0, _blockWidth*0.8, _blockWidth*0.96, _blockWidth*0.1, _blockWidth*0.1, al_map_rgb(255,0,0));

    //racing stripes
    al_draw_filled_rectangle(_blockWidth*0.35, 0, _blockWidth*0.4, _blockWidth*0.3, al_map_rgb(255,255,255));
    al_draw_filled_rectangle(_blockWidth*0.6, 0, _blockWidth*0.65, _blockWidth*0.3, al_map_rgb(255,255,255));

    //windscreen
    al_draw_filled_rectangle(_blockWidth*0.3, _blockWidth*0.3, _blockWidth*0.7, _blockWidth*0.5, al_map_rgb (0,0,0));

    //roof
    al_draw_rounded_rectangle(_blockWidth*0.3, _blockWidth*0.5, _blockWidth*0.7, _blockWidth*0.9, _blockWidth*0.04, _blockWidth*0.04, al_map_rgb (25,25, 112), _blockWidth*0.04);

    //spoiler
    al_draw_filled_rectangle(_blockWidth*0.2, _blockWidth*0.96, _blockWidth*0.8, _blockWidth, al_map_rgb (0,0, 225));
    al_draw_rectangle(_blockWidth*0.2, _blockWidth*0.96, _blockWidth*0.8, _blockWidth, al_map_rgb(25,25, 112),_blockWidth*0.04);

    //headlights
    al_draw_filled_rectangle (_blockWidth*0.3,0,_blockWidth*0.35,_blockWidth*0.06, al_map_rgb(255,225,0));
    al_draw_filled_rectangle (_blockWidth*0.65,0,_blockWidth*0.7,_blockWidth*0.06, al_map_rgb(255,225,0));

    //tyres
    al_draw_filled_rounded_rectangle (_blockWidth*0.1,_blockWidth*0.13,_blockWidth*0.2,_blockWidth*0.37,_blockWidth*0.03,_blockWidth*0.03, al_map_rgb(131,139,131));
    al_draw_filled_rounded_rectangle (_blockWidth*0.8,_blockWidth*0.13,_blockWidth*0.9,_blockWidth*0.37,_blockWidth*0.03,_blockWidth*0.03, al_map_rgb(131,139,131));
    al_draw_filled_rounded_rectangle (_blockWidth*0.1,_blockWidth*0.63,_blockWidth*0.2,_blockWidth*0.87,_blockWidth*0.03,_blockWidth*0.03, al_map_rgb(131,139,131));
    al_draw_filled_rounded_rectangle (_blockWidth*0.8,_blockWidth*0.63,_blockWidth*0.9,_blockWidth*0.87,_blockWidth*0.03,_blockWidth*0.03, al_map_rgb(131,139,131));

    al_set_target_bitmap(prev_draw);
}
void BitmapStore::drawRock(ALLEGRO_BITMAP* canvas)
{
    ALLEGRO_BITMAP* prev_draw = al_get_target_bitmap();
    al_set_target_bitmap(canvas);

    ALLEGRO_COLOR colour = al_map_rgb(131,139,131);
    al_draw_filled_circle(_blockWidth/2, _blockWidth/2, _blockWidth/2-1, colour);

    al_draw_filled_circle(_blockWidth/2, _blockWidth/2, _blockWidth/2-6, colour);
    al_draw_filled_circle(_blockWidth/4, _blockWidth/4, _blockWidth/4-1, al_map_rgb(205,197,191));
    al_draw_filled_circle(_blockWidth/3.2, _blockWidth/4.2, _blockWidth/4-2, al_map_rgb(205,197,191));
    al_draw_filled_circle(_blockWidth/1.2, _blockWidth/2, _blockWidth/2-15, al_map_rgb(205,197,191));
    al_draw_filled_circle(_blockWidth/2, _blockWidth/2, _blockWidth/2-8, al_map_rgb(205,205,193));

    al_set_target_bitmap(prev_draw);
}
void BitmapStore::drawCheckpoint(ALLEGRO_BITMAP* canvas)
{
    ALLEGRO_BITMAP* prev_draw = al_get_target_bitmap();
    al_set_target_bitmap(canvas);

    ALLEGRO_COLOR colour = al_map_rgb(255,255,0);

    al_draw_filled_rectangle (_blockWidth*0.44, _blockWidth*0.1, _blockWidth*0.5, _blockWidth*0.9, colour);
    al_draw_filled_rounded_rectangle (_blockWidth*0.34, _blockWidth*0.9, _blockWidth*0.6, _blockWidth*0.98, _blockWidth*0.01, _blockWidth*0.01, colour);
    al_draw_filled_circle (_blockWidth*0.47, _blockWidth*0.14, _blockWidth*0.1, colour);
    al_draw_filled_triangle (_blockWidth*0.44, _blockWidth*0.26, _blockWidth*0.44, _blockWidth*0.58, _blockWidth*0.8, _blockWidth*0.42, colour);

    al_set_target_bitmap(prev_draw);
}
void BitmapStore::drawMazeWall(ALLEGRO_BITMAP* canvas)
{
    ALLEGRO_BITMAP* prev_draw = al_get_target_bitmap();
    al_set_target_bitmap(canvas);

    ALLEGRO_COLOR colour = al_map_rgb(203,255,151);
    al_clear_to_color(colour);

    al_set_target_bitmap(prev_draw);
}
void BitmapStore::drawMazeFloor(ALLEGRO_BITMAP* canvas)
{
    ALLEGRO_BITMAP* prev_draw = al_get_target_bitmap();
    al_set_target_bitmap(canvas);

    ALLEGRO_COLOR colour = al_map_rgb(0,0,0);
    al_clear_to_color(colour);

    al_set_target_bitmap(prev_draw);
}
void BitmapStore::drawSmoke(ALLEGRO_BITMAP* canvas)
{
    ALLEGRO_BITMAP* prev_draw = al_get_target_bitmap();
    al_set_target_bitmap(canvas);

    ALLEGRO_COLOR colour = al_map_rgb(255,255,255);
    al_draw_circle (_blockWidth/2.3, _blockWidth/2.1, _blockWidth/2-1, colour,1);
    al_draw_circle (_blockWidth/4, _blockWidth/4, _blockWidth/4, colour,2);
    al_draw_circle (_blockWidth/5, _blockWidth/1.5, _blockWidth/4, colour,4);
    al_draw_circle (_blockWidth/2.5, _blockWidth/2.7, _blockWidth/3, colour,3);
    al_draw_circle (_blockWidth/1.2, _blockWidth/1.8, _blockWidth/3.7, colour,2);
    al_draw_circle (_blockWidth/2.8, _blockWidth/2.2, _blockWidth/6, colour,3);
    al_draw_circle (_blockWidth/1.1, _blockWidth/1.2, _blockWidth/3, colour,2);
    al_draw_circle (_blockWidth/1.2, _blockWidth/1.7, _blockWidth/2, colour,3);
    al_draw_circle (_blockWidth/1.3, _blockWidth/1.3, _blockWidth/5, colour,2);

    al_set_target_bitmap(prev_draw);
}

void BitmapStore::drawCrashedCar(ALLEGRO_BITMAP* canvas)
{
    ALLEGRO_BITMAP* prev_draw = al_get_target_bitmap();
    al_set_target_bitmap(canvas);

    al_draw_filled_rounded_rectangle(_blockWidth/3.33, _blockWidth/5, _blockWidth/1.25, _blockWidth/1.04, 5, 5, al_map_rgb (200, 200, 200));
    al_draw_circle (_blockWidth/2.3, _blockWidth/2.1, _blockWidth/2-1, al_map_rgb (255, 0, 0),1);
    al_draw_circle (_blockWidth/4, _blockWidth/4, _blockWidth/4, al_map_rgb (100, 100, 100),2);
    al_draw_circle (_blockWidth/5, _blockWidth/1.5, _blockWidth/4, al_map_rgb (255, 0, 0),4);
    al_draw_filled_rectangle(_blockWidth/2.5, _blockWidth/2, _blockWidth/1.43, _blockWidth/1.7, al_map_rgb (0,0, 0));
    al_draw_circle (_blockWidth/2.5, _blockWidth/2.7, _blockWidth/3, al_map_rgb (100, 100, 100),3);
    al_draw_circle (_blockWidth/1.2, _blockWidth/1.8, _blockWidth/3.7, al_map_rgb (255, 0, 0),2);
    al_draw_rectangle(_blockWidth/3.13, _blockWidth/1.04, _blockWidth/1.25, _blockWidth, al_map_rgb (25,25, 112),1);
    al_draw_circle (_blockWidth/2.8, _blockWidth/2.2, _blockWidth/6, al_map_rgb (255, 0, 0),3);
    al_draw_circle (_blockWidth/1.1, _blockWidth/1.2, _blockWidth/3, al_map_rgb (100, 100, 100),2);
    al_draw_circle (_blockWidth/1.2, _blockWidth/1.7, _blockWidth/2, al_map_rgb (100, 100, 100),3);
    al_draw_circle (_blockWidth/1.3, _blockWidth/1.3, _blockWidth/5, al_map_rgb (255, 0, 0),2);

    al_set_target_bitmap(prev_draw);
}

void BitmapStore::drawClaimedCheckpoint(ALLEGRO_BITMAP* canvas)
{
    ALLEGRO_BITMAP* prev_draw = al_get_target_bitmap();
    al_set_target_bitmap(canvas);

    ALLEGRO_COLOR colour = al_map_rgb(255,255,255);
    al_draw_text(_bitmapFont, colour, _blockWidth/2, _blockWidth/2, ALLEGRO_ALIGN_CENTRE , "GOTCHA");

    al_set_target_bitmap(prev_draw);
}