editor/palette.c

Go to the documentation of this file.

#include "editor.h"

#define PALETTE_WIDTH  8   /* As number of tiles. Each tile is 8 pixels. */
#define PALETTE_HEIGHT 6
#define PALETTE_X 24       /* Must be a multiple of 8. */
#define PALETTE_Y 32
static int palette_cursor_pos=0;

char palette_map[] = {
    TILE_KYE,
    TILE_DIAMOND,
    TILE_TWIST_CW,
    TILE_TWIST_CCW,
    TILE_WALL_7,
    TILE_WALL_8,
    TILE_WALL_9,
    TILE_BLOB,
    
    TILE_ROCKY_E,
    TILE_ROCKY_W,
    TILE_SLIDER_E,
    TILE_SLIDER_W,
    TILE_WALL_4,
    TILE_WALL_5,
    TILE_WALL_6,
    TILE_VIRUS,
    
    TILE_ROCKY_N,
    TILE_ROCKY_S,
    TILE_SLIDER_N,
    TILE_SLIDER_S,
    TILE_WALL_1,
    TILE_WALL_2,
    TILE_WALL_3,
    TILE_TWISTER,
    
    TILE_PUSHER_E,
    TILE_PUSHER_W,
    DOOR_WE,
    DOOR_EW,
    TILE_STICKY_EW,
    TILE_STICKY_NS,
    TILE_EXPLODER,
    TILE_GNASHER,
    
    TILE_PUSHER_N,
    TILE_PUSHER_S,
    DOOR_SN,
    DOOR_NS,
    TILE_MAGNET_EW,
    TILE_MAGNET_NS,
    TILE_PIT,
    TILE_SPIKE,
    
    TILE_FUZZY,
    TILE_BOULDER,
    TILE_BLOCK
    };

//{{{
void enter_palette_state(void)
{
    int ii;
    
    draw_rect(PALETTE_X-2, PALETTE_Y-2, (PALETTE_WIDTH<<3)+5,
               (PALETTE_HEIGHT<<3)+5);
    
    for(ii=0; ii<NUM_TILE_TYPES-1; ii++) {
        draw_sprite(tile_sprites[ (int)palette_map[ii] ],
            PALETTE_X + ((ii%PALETTE_WIDTH)<<3),
            PALETTE_Y + ((ii/PALETTE_WIDTH)<<3));
    }
    draw_palette_cursor();
    
    input_state = palette_state;
}
//}}}
//{{{
void draw_palette_cursor(void)
{
    draw_sprite_xor(black_square,
                    PALETTE_X + ((palette_cursor_pos%PALETTE_WIDTH)<<3),
                    PALETTE_Y + ((palette_cursor_pos/PALETTE_WIDTH)<<3));
}
//}}}
//{{{
void move_palette_cursor(int dd)
{
    if(palette_cursor_pos+dd < 0 || palette_cursor_pos+dd >= NUM_TILE_TYPES-1)
        return;
    draw_palette_cursor();
    palette_cursor_pos += dd;
    draw_palette_cursor();
}
//}}}
//{{{
void palette_state(int key)
{
    if(key == KEY_LEFT) {
        move_palette_cursor(-1);
    } else if(key == KEY_UP) {
        move_palette_cursor(-PALETTE_WIDTH);
    } else if(key == KEY_RIGHT) {
        move_palette_cursor(1);
    } else if(key == KEY_DOWN) {
        move_palette_cursor(PALETTE_WIDTH);
    } else if(key == KEY_ENTER) {
        edit_brush = palette_map[palette_cursor_pos];
        enter_edit_state();
    } else if(key == KEY_ESC) {
        enter_edit_state();
    }
}
//}}}

---