You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
1083 lines
22 KiB
1083 lines
22 KiB
/* Yo Emacs, this is -*- C++ -*-
|
|
*******************************************************************
|
|
*******************************************************************
|
|
*
|
|
*
|
|
* KSHISEN
|
|
*
|
|
*
|
|
*******************************************************************
|
|
*
|
|
* A japanese game similar to mahjongg
|
|
*
|
|
*******************************************************************
|
|
*
|
|
* created 1997 by Mario Weilguni <mweilguni@sime.com>
|
|
*
|
|
*******************************************************************
|
|
*
|
|
* This file is part of the KDE project "KSHISEN"
|
|
*
|
|
* KSHISEN is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2, or (at your option)
|
|
* any later version.
|
|
*
|
|
* KSHISEN is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with KSHISEN; see the file COPYING. If not, write to
|
|
* the Free Software Foundation, 51 Franklin Street, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*
|
|
*******************************************************************
|
|
*/
|
|
|
|
#include <kapplication.h>
|
|
#include <klocale.h>
|
|
#include <kstandarddirs.h>
|
|
#include <kglobalsettings.h>
|
|
#include <kdebug.h>
|
|
|
|
#include <qpainter.h>
|
|
#include <qpaintdevicemetrics.h>
|
|
#include <qtimer.h>
|
|
|
|
#include "board.h"
|
|
#include "prefs.h"
|
|
|
|
#define EMPTY 0
|
|
#define DEFAULTDELAY 500
|
|
#define DEFAULTSHUFFLE 4
|
|
|
|
static int size_x[5] = {14, 18, 24, 26, 30};
|
|
static int size_y[5] = { 6, 8, 12, 14, 16};
|
|
static int DELAY[5] = {1000, 750, 500, 250, 125};
|
|
|
|
Board::Board(QWidget *parent, const char *name) :
|
|
QWidget(parent, name, WResizeNoErase), field(0),
|
|
_x_tiles(0), _y_tiles(0),
|
|
_delay(125), paused(false),
|
|
gravity_flag(true), _solvable_flag(true),
|
|
grav_col_1(-1), grav_col_2(-1), highlighted_tile(-1)
|
|
{
|
|
// Randomize
|
|
setShuffle(DEFAULTSHUFFLE);
|
|
|
|
random.setSeed(0);
|
|
starttime = time((time_t *)0);
|
|
|
|
setDelay(DEFAULTDELAY);
|
|
_redo.setAutoDelete(true);
|
|
_undo.setAutoDelete(true);
|
|
|
|
QPixmap bg(KGlobal::dirs()->findResource("appdata", "kshisen_bgnd.png"));
|
|
setBackgroundPixmap(bg);
|
|
|
|
loadSettings();
|
|
}
|
|
|
|
Board::~Board()
|
|
{
|
|
delete [] field;
|
|
}
|
|
|
|
void Board::loadSettings(){
|
|
int index = Prefs::size();
|
|
setSize(size_x[index], size_y[index]);
|
|
|
|
setShuffle(Prefs::level() * 4 + 1);
|
|
setGravityFlag(Prefs::gravity());
|
|
setSolvableFlag(Prefs::solvable());
|
|
setDelay(DELAY[Prefs::speed()]);
|
|
}
|
|
|
|
int Board::x_tiles() const
|
|
{
|
|
return _x_tiles;
|
|
}
|
|
|
|
int Board::y_tiles() const
|
|
{
|
|
return _y_tiles;
|
|
}
|
|
|
|
void Board::setField(int x, int y, int value)
|
|
{
|
|
if(x < 0 || y < 0 || x >= x_tiles() || y >= y_tiles())
|
|
{
|
|
kdFatal() << "Attempted write to invalid field position "
|
|
"(" << x << ", " << y << ")" << endl;
|
|
}
|
|
|
|
field[y * x_tiles() + x] = value;
|
|
}
|
|
|
|
int Board::getField(int x, int y) const
|
|
{
|
|
#ifdef DEBUGGING
|
|
if(x < -1 || y < -1 || x > x_tiles() || y > y_tiles())
|
|
{
|
|
kdFatal() << "Attempted read from invalid field position "
|
|
"(" << x << ", " << y << ")" << endl;
|
|
}
|
|
#endif
|
|
|
|
if(x < 0 || y < 0 || x >= x_tiles() || y >= y_tiles())
|
|
return EMPTY;
|
|
|
|
return field[y * x_tiles() + x];
|
|
}
|
|
|
|
void Board::gravity(int col, bool update)
|
|
{
|
|
if(gravity_flag)
|
|
{
|
|
int rptr = y_tiles()-1, wptr = y_tiles()-1;
|
|
while(rptr >= 0)
|
|
{
|
|
if(getField(col, wptr) != EMPTY)
|
|
{
|
|
rptr--;
|
|
wptr--;
|
|
}
|
|
else
|
|
{
|
|
if(getField(col, rptr) != EMPTY)
|
|
{
|
|
setField(col, wptr, getField(col, rptr));
|
|
setField(col, rptr, EMPTY);
|
|
if(update)
|
|
{
|
|
updateField(col, rptr);
|
|
updateField(col, wptr);
|
|
}
|
|
wptr--;
|
|
rptr--;
|
|
}
|
|
else
|
|
rptr--;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void Board::mousePressEvent(QMouseEvent *e)
|
|
{
|
|
// Calculate field position
|
|
int pos_x = (e->pos().x() - xOffset()) / tiles.tileWidth();
|
|
int pos_y = (e->pos().y() - yOffset()) / tiles.tileHeight();
|
|
|
|
if(e->pos().x() < xOffset() || e->pos().y() < yOffset() ||
|
|
pos_x >= x_tiles() || pos_y >= y_tiles())
|
|
{
|
|
pos_x = -1;
|
|
pos_y = -1;
|
|
}
|
|
|
|
// Mark tile
|
|
if(e->button() == LeftButton)
|
|
{
|
|
clearHighlight();
|
|
|
|
if(pos_x != -1)
|
|
marked(pos_x, pos_y);
|
|
}
|
|
|
|
// Assist by highlighting all tiles of same type
|
|
if(e->button() == RightButton)
|
|
{
|
|
int clicked_tile = getField(pos_x, pos_y);
|
|
|
|
// Clear marked tile
|
|
if(mark_x != -1 && getField(mark_x, mark_y) != clicked_tile)
|
|
{
|
|
// We need to set mark_x and mark_y to -1 before calling
|
|
// updateField() to ensure the tile is redrawn as unmarked.
|
|
int oldmarkx = mark_x;
|
|
int oldmarky = mark_y;
|
|
mark_x = -1;
|
|
mark_y = -1;
|
|
updateField(oldmarkx, oldmarky, false);
|
|
}
|
|
else
|
|
{
|
|
mark_x = -1;
|
|
mark_y = -1;
|
|
}
|
|
|
|
// Perform highlighting
|
|
if(clicked_tile != highlighted_tile)
|
|
{
|
|
int old_highlighted = highlighted_tile;
|
|
highlighted_tile = clicked_tile;
|
|
for(int i = 0; i < x_tiles(); i++)
|
|
{
|
|
for(int j = 0; j < y_tiles(); j++)
|
|
{
|
|
const int field_tile = getField(i, j);
|
|
if(field_tile != EMPTY)
|
|
{
|
|
if(field_tile == old_highlighted)
|
|
updateField(i, j, false);
|
|
else if(field_tile == clicked_tile)
|
|
updateField(i, j, false);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// The board is centred inside the main playing area. xOffset/yOffset provide
|
|
// the coordinates of the top-left corner of the board.
|
|
int Board::xOffset() const
|
|
{
|
|
return (width() - (tiles.tileWidth() * x_tiles())) / 2;
|
|
}
|
|
|
|
int Board::yOffset() const
|
|
{
|
|
return (height() - (tiles.tileHeight() * y_tiles())) / 2;
|
|
}
|
|
|
|
void Board::setSize(int x, int y)
|
|
{
|
|
if(x == x_tiles() && y == y_tiles())
|
|
return;
|
|
|
|
if(field != 0)
|
|
delete [] field;
|
|
|
|
field = new int[ x * y ];
|
|
_x_tiles = x;
|
|
_y_tiles = y;
|
|
for(int i = 0; i < x; i++)
|
|
for(int j = 0; j < y; j++)
|
|
setField(i, j, EMPTY);
|
|
|
|
// set the minimum size of the scalable window
|
|
const double MINIMUM_SCALE = 0.2;
|
|
int w = qRound(tiles.unscaledTileWidth() * MINIMUM_SCALE) * x_tiles();
|
|
int h = qRound(tiles.unscaledTileHeight() * MINIMUM_SCALE) * y_tiles();
|
|
w += tiles.unscaledTileWidth();
|
|
h += tiles.unscaledTileWidth();
|
|
|
|
setMinimumSize(w, h);
|
|
|
|
resizeBoard();
|
|
newGame();
|
|
emit changed();
|
|
}
|
|
|
|
void Board::resizeEvent(QResizeEvent*)
|
|
{
|
|
resizeBoard();
|
|
emit resized();
|
|
}
|
|
|
|
void Board::resizeBoard()
|
|
{
|
|
// calculate tile size required to fit all tiles in the window
|
|
int w = static_cast<int>( static_cast<double>(width() - tiles.unscaledTileWidth()) / x_tiles() );
|
|
int h = static_cast<int>( static_cast<double>(height() - tiles.unscaledTileWidth()) / y_tiles() );
|
|
|
|
const double MAXIMUM_SCALE = 2.0;
|
|
w = std::min(w, static_cast<int>((tiles.unscaledTileWidth() * MAXIMUM_SCALE) + 0.5));
|
|
h = std::min(h, static_cast<int>((tiles.unscaledTileHeight() * MAXIMUM_SCALE) + 0.5));
|
|
|
|
tiles.resizeTiles(w, h);
|
|
}
|
|
|
|
QSize Board::unscaledSize() const
|
|
{
|
|
int w = tiles.unscaledTileWidth() * x_tiles() + tiles.unscaledTileWidth();
|
|
int h = tiles.unscaledTileHeight() * y_tiles() + tiles.unscaledTileWidth();
|
|
return QSize(w, h);
|
|
}
|
|
|
|
void Board::newGame()
|
|
{
|
|
//kdDebug() << "NewGame" << endl;
|
|
int i, x, y, k;
|
|
|
|
mark_x = -1;
|
|
mark_y = -1;
|
|
highlighted_tile = -1; // will clear previous highlight
|
|
|
|
_undo.clear();
|
|
_redo.clear();
|
|
connection.clear();
|
|
|
|
// distribute all tiles on board
|
|
int cur_tile = 1;
|
|
for(y = 0; y < y_tiles(); y += 4)
|
|
{
|
|
for(x = 0; x < x_tiles(); ++x)
|
|
{
|
|
for(k = 0; k < 4 && y + k < y_tiles(); k++)
|
|
setField(x, y + k, cur_tile);
|
|
|
|
cur_tile++;
|
|
if(cur_tile > TileSet::nTiles)
|
|
cur_tile = 1;
|
|
}
|
|
}
|
|
|
|
if(getShuffle() == 0)
|
|
{
|
|
update();
|
|
starttime = time((time_t *)0);
|
|
emit changed();
|
|
return;
|
|
}
|
|
|
|
// shuffle the field
|
|
int tx = x_tiles();
|
|
int ty = y_tiles();
|
|
for(i = 0; i < x_tiles() * y_tiles() * getShuffle(); i++)
|
|
{
|
|
int x1 = random.getLong(tx);
|
|
int y1 = random.getLong(ty);
|
|
int x2 = random.getLong(tx);
|
|
int y2 = random.getLong(ty);
|
|
int t = getField(x1, y1);
|
|
setField(x1, y1, getField(x2, y2));
|
|
setField(x2, y2, t);
|
|
}
|
|
|
|
// do not make solvable if _solvable_flag is false
|
|
if(!_solvable_flag)
|
|
{
|
|
update();
|
|
starttime = time((time_t *)0);
|
|
emit changed();
|
|
return;
|
|
}
|
|
|
|
|
|
int fsize = x_tiles() * y_tiles() * sizeof(int);
|
|
int *oldfield = new int[x_tiles() * y_tiles()];
|
|
memcpy(oldfield, field, fsize); // save field
|
|
int *tiles = new int[x_tiles() * y_tiles()];
|
|
int *pos = new int[x_tiles() * y_tiles()];
|
|
|
|
while(!solvable(true))
|
|
{
|
|
//kdDebug() << "Not solvable" << endl;
|
|
//dumpBoard();
|
|
|
|
// generate a list of free tiles and positions
|
|
int num_tiles = 0;
|
|
for(i = 0; i < x_tiles() * y_tiles(); i++)
|
|
if(field[i] != EMPTY)
|
|
{
|
|
pos[num_tiles] = i;
|
|
tiles[num_tiles] = field[i];
|
|
num_tiles++;
|
|
}
|
|
|
|
// restore field
|
|
memcpy(field, oldfield, fsize);
|
|
|
|
// redistribute unsolved tiles
|
|
while(num_tiles > 0)
|
|
{
|
|
// get a random tile
|
|
int r1 = random.getLong(num_tiles);
|
|
int r2 = random.getLong(num_tiles);
|
|
int tile = tiles[r1];
|
|
int apos = pos[r2];
|
|
|
|
// truncate list
|
|
tiles[r1] = tiles[num_tiles-1];
|
|
pos[r2] = pos[num_tiles-1];
|
|
num_tiles--;
|
|
|
|
// put this tile on the new position
|
|
field[apos] = tile;
|
|
}
|
|
|
|
// remember field
|
|
memcpy(oldfield, field, fsize);
|
|
}
|
|
|
|
|
|
// restore field
|
|
memcpy(field, oldfield, fsize);
|
|
delete tiles;
|
|
delete pos;
|
|
delete oldfield;
|
|
|
|
update();
|
|
starttime = time((time_t *)0);
|
|
emit changed();
|
|
}
|
|
|
|
bool Board::isTileHighlighted(int x, int y) const
|
|
{
|
|
if(x == mark_x && y == mark_y)
|
|
return true;
|
|
|
|
if(getField(x, y) == highlighted_tile)
|
|
return true;
|
|
|
|
if(!connection.empty())
|
|
{
|
|
if(x == connection.front().x && y == connection.front().y)
|
|
return true;
|
|
|
|
if(x == connection.back().x && y == connection.back().y)
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void Board::updateField(int x, int y, bool erase)
|
|
{
|
|
QRect r(xOffset() + x * tiles.tileWidth(),
|
|
yOffset() + y * tiles.tileHeight(),
|
|
tiles.tileWidth(),
|
|
tiles.tileHeight());
|
|
|
|
repaint(r, erase);
|
|
}
|
|
|
|
void Board::paintEvent(QPaintEvent *e)
|
|
{
|
|
|
|
QRect ur = e->rect(); // rectangle to update
|
|
QPixmap pm(ur.size()); // Pixmap for double-buffering
|
|
pm.fill(this, ur.topLeft()); // fill with widget background
|
|
QPainter p(&pm);
|
|
p.translate(-ur.x(), -ur.y()); // use widget coordinate system
|
|
|
|
if(paused)
|
|
{
|
|
p.setFont(KGlobalSettings::largeFont());
|
|
p.drawText(rect(), Qt::AlignCenter, i18n("Game Paused"));
|
|
}
|
|
else
|
|
{
|
|
int w = tiles.tileWidth();
|
|
int h = tiles.tileHeight();
|
|
for(int i = 0; i < x_tiles(); i++)
|
|
{
|
|
for(int j = 0; j < y_tiles(); j++)
|
|
{
|
|
int tile = getField(i, j);
|
|
if(tile == EMPTY)
|
|
continue;
|
|
|
|
int xpos = xOffset() + i * w;
|
|
int ypos = yOffset() + j * h;
|
|
QRect r(xpos, ypos, w, h);
|
|
if(e->rect().intersects(r))
|
|
{
|
|
if(isTileHighlighted(i, j))
|
|
p.drawPixmap(xpos, ypos, tiles.highlightedTile(tile-1));
|
|
else
|
|
p.drawPixmap(xpos, ypos, tiles.tile(tile-1));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
p.end();
|
|
bitBlt( this, ur.topLeft(), &pm );
|
|
}
|
|
|
|
void Board::marked(int x, int y)
|
|
{
|
|
// make sure that the previous connection is correctly undrawn
|
|
undrawConnection();
|
|
|
|
if(getField(x, y) == EMPTY)
|
|
return;
|
|
|
|
if(x == mark_x && y == mark_y)
|
|
{
|
|
// unmark the piece
|
|
mark_x = -1;
|
|
mark_y = -1;
|
|
updateField(x, y, false);
|
|
return;
|
|
}
|
|
|
|
if(mark_x == -1)
|
|
{
|
|
mark_x = x;
|
|
mark_y = y;
|
|
updateField(x, y, false);
|
|
return;
|
|
}
|
|
|
|
int fld1 = getField(mark_x, mark_y);
|
|
int fld2 = getField(x, y);
|
|
|
|
// both field same?
|
|
if(fld1 != fld2)
|
|
return;
|
|
|
|
// trace
|
|
if(findPath(mark_x, mark_y, x, y, connection))
|
|
{
|
|
madeMove(mark_x, mark_y, x, y);
|
|
drawConnection(getDelay());
|
|
setField(mark_x, mark_y, EMPTY);
|
|
setField(x, y, EMPTY);
|
|
grav_col_1 = x;
|
|
grav_col_2 = mark_x;
|
|
mark_x = -1;
|
|
mark_y = -1;
|
|
|
|
// game is over?
|
|
// Must delay until after tiles fall to make this test
|
|
// See undrawConnection GP.
|
|
}
|
|
else
|
|
{
|
|
connection.clear();
|
|
}
|
|
}
|
|
|
|
|
|
void Board::clearHighlight()
|
|
{
|
|
if(highlighted_tile != -1)
|
|
{
|
|
int old_highlight = highlighted_tile;
|
|
highlighted_tile = -1;
|
|
|
|
for(int i = 0; i < x_tiles(); i++)
|
|
for(int j = 0; j < y_tiles(); j++)
|
|
if(old_highlight == getField(i, j))
|
|
updateField(i, j, false);
|
|
}
|
|
}
|
|
|
|
// Can we make a path between two tiles with a single line?
|
|
bool Board::canMakePath(int x1, int y1, int x2, int y2) const
|
|
{
|
|
if(x1 == x2)
|
|
{
|
|
for(int i = std::min(y1, y2) + 1; i < std::max(y1, y2); i++)
|
|
if(getField(x1, i) != EMPTY)
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
if(y1 == y2)
|
|
{
|
|
for(int i = std::min(x1, x2) + 1; i < std::max(x1, x2); i++)
|
|
if(getField(i, y1) != EMPTY)
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool Board::findPath(int x1, int y1, int x2, int y2, Path& p) const
|
|
{
|
|
p.clear();
|
|
|
|
if(findSimplePath(x1, y1, x2, y2, p))
|
|
return true;
|
|
|
|
// Find a path of 3 segments
|
|
const int dx[4] = { 1, 0, -1, 0 };
|
|
const int dy[4] = { 0, 1, 0, -1 };
|
|
|
|
for(int i = 0; i < 4; i++)
|
|
{
|
|
int newx = x1 + dx[i];
|
|
int newy = y1 + dy[i];
|
|
while(newx >= -1 && newx <= x_tiles() &&
|
|
newy >= -1 && newy <= y_tiles() &&
|
|
getField(newx, newy) == EMPTY)
|
|
{
|
|
if(findSimplePath(newx, newy, x2, y2, p))
|
|
{
|
|
p.push_front(Position(x1, y1));
|
|
return true;
|
|
}
|
|
newx += dx[i];
|
|
newy += dy[i];
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
// Find a path of 1 or 2 segments between tiles. Returns whether
|
|
// a path was found, and if so, the path is returned via 'p'.
|
|
bool Board::findSimplePath(int x1, int y1, int x2, int y2, Path& p) const
|
|
{
|
|
// Find direct line (path of 1 segment)
|
|
if(canMakePath(x1, y1, x2, y2))
|
|
{
|
|
p.push_back(Position(x1, y1));
|
|
p.push_back(Position(x2, y2));
|
|
return true;
|
|
}
|
|
|
|
// If the tiles are in the same row or column, then a
|
|
// a 'simple path' cannot be found between them
|
|
if(x1 == x2 || y1 == y2)
|
|
return false;
|
|
|
|
// Find path of 2 segments (route A)
|
|
if(getField(x2, y1) == EMPTY && canMakePath(x1, y1, x2, y1) &&
|
|
canMakePath(x2, y1, x2, y2))
|
|
{
|
|
p.push_back(Position(x1, y1));
|
|
p.push_back(Position(x2, y1));
|
|
p.push_back(Position(x2, y2));
|
|
return true;
|
|
}
|
|
|
|
// Find path of 2 segments (route B)
|
|
if(getField(x1, y2) == EMPTY && canMakePath(x1, y1, x1, y2) &&
|
|
canMakePath(x1, y2, x2, y2))
|
|
{
|
|
p.push_back(Position(x1, y1));
|
|
p.push_back(Position(x1, y2));
|
|
p.push_back(Position(x2, y2));
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void Board::drawConnection(int timeout)
|
|
{
|
|
if(connection.empty())
|
|
return;
|
|
|
|
// lighten the fields
|
|
updateField(connection.front().x, connection.front().y);
|
|
updateField(connection.back().x, connection.back().y);
|
|
|
|
QPainter p;
|
|
p.begin(this);
|
|
p.setPen(QPen(QColor("red"), tiles.lineWidth()));
|
|
|
|
// Path.size() will always be >= 2
|
|
Path::const_iterator pathEnd = connection.end();
|
|
Path::const_iterator pt1 = connection.begin();
|
|
Path::const_iterator pt2 = pt1;
|
|
++pt2;
|
|
while(pt2 != pathEnd)
|
|
{
|
|
p.drawLine( midCoord(pt1->x, pt1->y), midCoord(pt2->x, pt2->y) );
|
|
++pt1;
|
|
++pt2;
|
|
}
|
|
|
|
p.flush();
|
|
p.end();
|
|
|
|
QTimer::singleShot(timeout, this, SLOT(undrawConnection()));
|
|
}
|
|
|
|
void Board::undrawConnection()
|
|
{
|
|
if(grav_col_1 != -1 || grav_col_2 != -1)
|
|
{
|
|
gravity(grav_col_1, true);
|
|
gravity(grav_col_2, true);
|
|
grav_col_1 = -1;
|
|
grav_col_2 = -1;
|
|
}
|
|
|
|
// is already undrawn?
|
|
if(connection.empty())
|
|
return;
|
|
|
|
// Redraw all affected fields
|
|
|
|
Path oldConnection = connection;
|
|
connection.clear();
|
|
|
|
// Path.size() will always be >= 2
|
|
Path::const_iterator pathEnd = oldConnection.end();
|
|
Path::const_iterator pt1 = oldConnection.begin();
|
|
Path::const_iterator pt2 = pt1;
|
|
++pt2;
|
|
while(pt2 != pathEnd)
|
|
{
|
|
if(pt1->y == pt2->y)
|
|
{
|
|
for(int i = std::min(pt1->x, pt2->x); i <= std::max(pt1->x, pt2->x); i++)
|
|
updateField(i, pt1->y);
|
|
}
|
|
else
|
|
{
|
|
for(int i = std::min(pt1->y, pt2->y); i <= std::max(pt1->y, pt2->y); i++)
|
|
updateField(pt1->x, i);
|
|
}
|
|
++pt1;
|
|
++pt2;
|
|
}
|
|
|
|
Path dummyPath;
|
|
// game is over?
|
|
if(!getHint_I(dummyPath))
|
|
{
|
|
time_for_game = (int)difftime( time((time_t)0), starttime);
|
|
emit endOfGame();
|
|
}
|
|
}
|
|
|
|
QPoint Board::midCoord(int x, int y) const
|
|
{
|
|
QPoint p;
|
|
int w = tiles.tileWidth();
|
|
int h = tiles.tileHeight();
|
|
|
|
if(x == -1)
|
|
p.setX(xOffset() - (w / 4));
|
|
else if(x == x_tiles())
|
|
p.setX(xOffset() + (w * x_tiles()) + (w / 4));
|
|
else
|
|
p.setX(xOffset() + (w * x) + (w / 2));
|
|
|
|
if(y == -1)
|
|
p.setY(yOffset() - (w / 4));
|
|
else if(y == y_tiles())
|
|
p.setY(yOffset() + (h * y_tiles()) + (w / 4));
|
|
else
|
|
p.setY(yOffset() + (h * y) + (h / 2));
|
|
|
|
return p;
|
|
}
|
|
|
|
void Board::setDelay(int newvalue)
|
|
{
|
|
_delay = newvalue;
|
|
}
|
|
|
|
int Board::getDelay() const
|
|
{
|
|
return _delay;
|
|
}
|
|
|
|
void Board::madeMove(int x1, int y1, int x2, int y2)
|
|
{
|
|
Move *m = new Move(x1, y1, x2, y2, getField(x1, y1));
|
|
_undo.append(m);
|
|
while(_redo.count())
|
|
_redo.removeFirst();
|
|
emit changed();
|
|
}
|
|
|
|
bool Board::canUndo() const
|
|
{
|
|
return !_undo.isEmpty();
|
|
}
|
|
|
|
bool Board::canRedo() const
|
|
{
|
|
return !_redo.isEmpty();
|
|
}
|
|
|
|
void Board::undo()
|
|
{
|
|
if(canUndo())
|
|
{
|
|
clearHighlight();
|
|
undrawConnection();
|
|
Move* m = _undo.last();
|
|
_undo.take();
|
|
if(gravityFlag())
|
|
{
|
|
int y;
|
|
|
|
// When both tiles reside in the same column, the order of undo is
|
|
// significant (we must undo the lower tile first).
|
|
if(m->x1 == m->x2 && m->y1 < m->y2)
|
|
{
|
|
std::swap(m->x1, m->x2);
|
|
std::swap(m->y1, m->y2);
|
|
}
|
|
|
|
for(y = 0; y < m->y1; y++)
|
|
{
|
|
setField(m->x1, y, getField(m->x1, y+1));
|
|
updateField(m->x1, y);
|
|
}
|
|
|
|
for(y = 0; y < m->y2; y++)
|
|
{
|
|
setField(m->x2, y, getField(m->x2, y+1));
|
|
updateField(m->x2, y);
|
|
}
|
|
}
|
|
|
|
setField(m->x1, m->y1, m->tile);
|
|
setField(m->x2, m->y2, m->tile);
|
|
updateField(m->x1, m->y1);
|
|
updateField(m->x2, m->y2);
|
|
_redo.prepend(m);
|
|
emit changed();
|
|
}
|
|
}
|
|
|
|
void Board::redo()
|
|
{
|
|
if(canRedo())
|
|
{
|
|
clearHighlight();
|
|
undrawConnection();
|
|
Move* m = _redo.take(0);
|
|
setField(m->x1, m->y1, EMPTY);
|
|
setField(m->x2, m->y2, EMPTY);
|
|
updateField(m->x1, m->y1);
|
|
updateField(m->x2, m->y2);
|
|
gravity(m->x1, true);
|
|
gravity(m->x2, true);
|
|
_undo.append(m);
|
|
emit changed();
|
|
}
|
|
}
|
|
|
|
void Board::showHint()
|
|
{
|
|
undrawConnection();
|
|
|
|
if(getHint_I(connection))
|
|
drawConnection(1000);
|
|
}
|
|
|
|
|
|
#ifdef DEBUGGING
|
|
void Board::makeHintMove()
|
|
{
|
|
Path p;
|
|
|
|
if(getHint_I(p))
|
|
{
|
|
mark_x = -1;
|
|
mark_y = -1;
|
|
marked(p.front().x, p.front().y);
|
|
marked(p.back().x, p.back().y);
|
|
}
|
|
}
|
|
|
|
void Board::finish()
|
|
{
|
|
Path p;
|
|
bool ready=false;
|
|
|
|
while(!ready && getHint_I(p))
|
|
{
|
|
mark_x = -1;
|
|
mark_y = -1;
|
|
if(tilesLeft() == 2)
|
|
ready = true;
|
|
marked(p.front().x, p.front().y);
|
|
marked(p.back().x, p.back().y);
|
|
kapp->processEvents();
|
|
usleep(250*1000);
|
|
}
|
|
}
|
|
|
|
void Board::dumpBoard() const
|
|
{
|
|
kdDebug() << "Board contents:" << endl;
|
|
for(int y = 0; y < y_tiles(); ++y)
|
|
{
|
|
QString row;
|
|
for(int x = 0; x < x_tiles(); ++x)
|
|
{
|
|
int tile = getField(x, y);
|
|
if(tile == EMPTY)
|
|
row += " --";
|
|
else
|
|
row += QString("%1").arg(getField(x, y), 3);
|
|
}
|
|
kdDebug() << row << endl;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
bool Board::getHint_I(Path& p) const
|
|
{
|
|
//dumpBoard();
|
|
short done[TileSet::nTiles];
|
|
for( short index = 0; index < TileSet::nTiles; index++ )
|
|
done[index] = 0;
|
|
|
|
for(int x = 0; x < x_tiles(); x++)
|
|
{
|
|
for(int y = 0; y < y_tiles(); y++)
|
|
{
|
|
int tile = getField(x, y);
|
|
if(tile != EMPTY && done[tile - 1] != 4)
|
|
{
|
|
// for all these types of tile search path's
|
|
for(int xx = 0; xx < x_tiles(); xx++)
|
|
{
|
|
for(int yy = 0; yy < y_tiles(); yy++)
|
|
{
|
|
if(xx != x || yy != y)
|
|
{
|
|
if(getField(xx, yy) == tile)
|
|
if(findPath(x, y, xx, yy, p))
|
|
{
|
|
//kdDebug() << "path.size() == " << p.size() << endl;
|
|
//for(Path::const_iterator i = p.begin(); i != p.end(); ++i)
|
|
// kdDebug() << "pathEntry: (" << i->x << ", " << i->y
|
|
// << ") => " << getField(i->x, i->y) << endl;
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
done[tile - 1]++;
|
|
}
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void Board::setShuffle(int newvalue)
|
|
{
|
|
if(newvalue != _shuffle){
|
|
_shuffle = newvalue;
|
|
newGame();
|
|
}
|
|
}
|
|
|
|
int Board::getShuffle() const
|
|
{
|
|
return _shuffle;
|
|
}
|
|
|
|
int Board::tilesLeft() const
|
|
{
|
|
int left = 0;
|
|
|
|
for(int i = 0; i < x_tiles(); i++)
|
|
for(int j = 0; j < y_tiles(); j++)
|
|
if(getField(i, j) != EMPTY)
|
|
left++;
|
|
|
|
return left;
|
|
}
|
|
|
|
int Board::getCurrentTime() const
|
|
{
|
|
return (int)difftime(time((time_t *)0),starttime);
|
|
}
|
|
|
|
int Board::getTimeForGame() const
|
|
{
|
|
if(tilesLeft() == 0)
|
|
{
|
|
return time_for_game;
|
|
}
|
|
else
|
|
{
|
|
if(paused)
|
|
return (int)difftime(pause_start, starttime);
|
|
else
|
|
return (int)difftime(time((time_t *)0), starttime);
|
|
}
|
|
}
|
|
|
|
bool Board::solvable(bool norestore)
|
|
{
|
|
int *oldfield = 0;
|
|
|
|
if(!norestore)
|
|
{
|
|
oldfield = new int [x_tiles() * y_tiles()];
|
|
memcpy(oldfield, field, x_tiles() * y_tiles() * sizeof(int));
|
|
}
|
|
|
|
Path p;
|
|
while(getHint_I(p))
|
|
{
|
|
kdFatal(getField(p.front().x, p.front().y) != getField(p.back().x, p.back().y))
|
|
<< "Removing unmateched tiles: (" << p.front().x << ", " << p.front().y << ") => "
|
|
<< getField(p.front().x, p.front().y) << " (" << p.back().x << ", " << p.back().y << ") => "
|
|
<< getField(p.back().x, p.back().y) << endl;
|
|
setField(p.front().x, p.front().y, EMPTY);
|
|
setField(p.back().x, p.back().y, EMPTY);
|
|
//if(gravityFlag())
|
|
//{
|
|
// gravity(p.front().x, false);
|
|
// gravity(p.back().x, false);
|
|
//}
|
|
}
|
|
|
|
int left = tilesLeft();
|
|
|
|
if(!norestore)
|
|
{
|
|
memcpy(field, oldfield, x_tiles() * y_tiles() * sizeof(int));
|
|
delete [] oldfield;
|
|
}
|
|
|
|
return (bool)(left == 0);
|
|
}
|
|
|
|
bool Board::getSolvableFlag() const
|
|
{
|
|
return _solvable_flag;
|
|
}
|
|
|
|
void Board::setSolvableFlag(bool value)
|
|
{
|
|
if(value && !_solvable_flag && !solvable()){
|
|
_solvable_flag = value;
|
|
newGame();
|
|
}
|
|
else
|
|
_solvable_flag = value;
|
|
}
|
|
|
|
bool Board::gravityFlag() const
|
|
{
|
|
return gravity_flag;
|
|
}
|
|
|
|
void Board::setGravityFlag(bool b)
|
|
{
|
|
if( gravity_flag != b ){
|
|
if(canUndo() || canRedo())
|
|
newGame();
|
|
gravity_flag = b;
|
|
}
|
|
}
|
|
|
|
bool Board::pause()
|
|
{
|
|
paused = !paused;
|
|
if(paused)
|
|
pause_start = time((time_t *)0);
|
|
else
|
|
starttime += (time_t) difftime( time((time_t *)0), pause_start);
|
|
update();
|
|
|
|
return paused;
|
|
}
|
|
|
|
QSize Board::sizeHint() const
|
|
{
|
|
int dpi = QPaintDeviceMetrics(this).logicalDpiX();
|
|
if (dpi < 75)
|
|
dpi = 75;
|
|
return QSize(9*dpi,7*dpi);
|
|
}
|
|
|
|
#include "board.moc"
|