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Sourcecode: kdegames-kde4 version File versions  Download package

display_two.cpp

/*
   This file is part of the KDE games lskat program
   Copyright (c) 2006 Martin Heni <kde@heni-online.de>

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.

   This library 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public License
   along with this library; see the file COPYING.LIB.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
   Boston, MA 02110-1301, USA.
*/

#include "display_two.h"

// Qt includes
#include <QPoint>
#include <QTimer>

// KDE includes
#include <kdebug.h>
#include <klocalizedstring.h>
#include <kconfiggroup.h>

// Local includes
#include "abstractinput.h"
#include "cardsprite.h"
#include "textsprite.h"
#include "pixmapsprite.h"
#include "scoresprite.h"


// Display defines
#define TIME_DELAY_SHUFFLE       100 /* Delay time in shuffling in [ms] */
#define TIME_DELAY_AFTER_SHUFFLE 500 /* Extra delay after shuffling [ms] */


// Constructor for the engine
00046 DisplayTwo::DisplayTwo(Deck* deck, QGraphicsScene* theScene, ThemeManager* theme,
                       int advancePeriod, QGraphicsView* parent)
          : Themable("display_two",theme), AbstractDisplay(deck, theScene, theme, advancePeriod, parent)

{
  // Choose a background color
  scene()->setBackgroundBrush(QColor(0,0,128));

  // Create move icon
  mMoveSprites[0] = new PixmapSprite("moveicon0", mTheme, mAdvancePeriod, 0, scene());
  if (!mMoveSprites[0]) kFatal() << "Cannot load sprite" << "moveicon";
  mSprites.append(mMoveSprites[0]);

  mMoveSprites[1] = new PixmapSprite("moveicon1", mTheme, mAdvancePeriod, 1, scene());
  if (!mMoveSprites[1]) kFatal() << "Cannot load sprite" << "moveicon";
  mSprites.append(mMoveSprites[1]);

  // Create score board
  mScoreBoard[0] = new ScoreSprite("scoreboard0", mTheme, mAdvancePeriod, 0, scene());
  if (!mScoreBoard[0]) kFatal() << "Cannot load sprite" << "scoreboard0";
  mSprites.append(mScoreBoard[0]);

  mScoreBoard[1] = new ScoreSprite("scoreboard1", mTheme, mAdvancePeriod, 1, scene());
  if (!mScoreBoard[1]) kFatal() << "Cannot load sprite" << "scoreboard0";
  mSprites.append(mScoreBoard[1]);

  // Create card area
  mCardArea[0] = new PixmapSprite("cardarea0", mTheme, mAdvancePeriod, 0, scene());
  if (!mCardArea[0]) kFatal() << "Cannot load sprite" << "cardarea0";
  mSprites.append(mCardArea[0]);

  mCardArea[1] = new PixmapSprite("cardarea1", mTheme, mAdvancePeriod, 1, scene());
  if (!mCardArea[1]) kFatal() << "Cannot load sprite" << "cardarea1";
  mSprites.append(mCardArea[1]);

  // Create play area
  mPlayArea = new PixmapSprite("playarea", mTheme, mAdvancePeriod, 0, scene());
  if (!mPlayArea) kFatal() << "Cannot load sprite" << "playarea";
  mSprites.append(mPlayArea);

  // Create text sprites
  mText[0] = new TextSprite("scoretext0", mTheme, scene());
  if (!mText[0]) kFatal() << "Cannot load sprite" << "scoretext0";
  mSprites.append(mText[0]);

  mText[1] = new TextSprite("scoretext1", mTheme, scene());
  if (!mText[1]) kFatal() << "Cannot load sprite" << "scoretext1";
  mSprites.append(mText[1]);

  mText[2] = new TextSprite("resulttext", mTheme, scene());
  if (!mText[2]) kFatal() << "Cannot load sprite" << "resulttext";
  mSprites.append(mText[2]);

    // Redraw
  if (theme) theme->updateTheme(this);
}


// Called by thememanager when theme or theme geometry changes. Redraw and resize
// this display.
00106 void DisplayTwo::changeTheme()
{
  // Retrieve theme data
  KConfigGroup config = thememanager()->config(id());


  // Retrieve background pixmap
  QString bgsvgid = config.readEntry("background-svgid");
  QPixmap pixmap  = thememanager()->getPixmap(bgsvgid, scene()->sceneRect().size().toSize());
  scene()->setBackgroundBrush(pixmap);
  mView->update();
}


// Start display
00121 void DisplayTwo::start()
{
  // Stop all card sprites
  for (int i=0; i<mCards.size(); i++)
  {
    CardSprite* sprite = mCards[i];
    sprite->stop();
  }

  // Hide or show sprites
  mMoveSprites[0]->hide();
  mMoveSprites[1]->hide();
  mScoreBoard[0]->show();
  mScoreBoard[1]->show();
  mCardArea[0]->show();
  mCardArea[1]->show();
  mPlayArea->show();
  mText[0]->hide();
  mText[1]->hide();
  mText[2]->hide();

}


// Connect a player with the score widget
00146 void DisplayTwo::updatePlayer(Player* player)
{
  int id = player->id();
  mScoreBoard[id]->setPlayerName(player->name());
  mScoreBoard[id]->setPoints(player->points());
  mScoreBoard[id]->setScore(player->score());
  mScoreBoard[id]->setGames(player->wonGames(), player->games());
  mScoreBoard[id]->setInput(player->input()->type());
  mScoreBoard[id]->setTrump(player->trump());
}


// Init a player on a given screen/board position (0,1)
void DisplayTwo::deal(Player* player, int position)
{
  if (position != 0 && position != 1)
  {
    kFatal() << "Wrong player position" << position;
    return ;
  }
  if (!player)
  {
    kFatal() << "No player given";
    return ;
  }

  KConfigGroup config = thememanager()->config(id());
  QPointF deck_pos       = config.readEntry("deck-pos", QPointF(1.0,1.0));

  // Start offset for display
  QPointF board_pos       = config.readEntry("board-pos1", QPointF(1.0,1.0));
  QPointF board_sep       = config.readEntry("board-sep", QPointF(1.0,1.0));
  QPointF board_shift     = config.readEntry("board-shift", QPointF(1.0,1.0));
  // Offset for second player
  if (position == 1)
  {
    board_pos  = config.readEntry("board-pos2", QPointF(1.0,1.0));
  }


  // Two height level of cards
  for (int h=0; h<2; h++)
  {
    // Two rows of cards
    for (int y=0; y<2; y++)
    {
      // Four columns of cards
      for (int x=0; x<4; x++)
      {
        // Get playerNumber on game board (0 1 2 3)
        //                                (4 5 6 7)
        int cardPos = x + 4*y + 8*h;
        // Get card of player belonging to this playerNumber
        int cardNo  = player->getCard(cardPos);
        // Create sprite with card correct card image
        CardSprite* sprite = mCards[cardNo];
        // Move sprite to correct board playerNumber
        QPointF pos = board_pos + QPointF(x*board_sep.x(),y*board_sep.y());
        // Add shift for stacked cards
        pos += h*board_shift;
        sprite->setZValue(50-10*h);
        sprite->setPosition(deck_pos);
        sprite->show();
        double delay = position + 2*x + 8*y + 16*(1-h);
        delay *=  TIME_DELAY_SHUFFLE; // [ms]
        // Move to the target position. The setPos is started with
        // a little delay and depending on the last argument the
        // backside or frontside is shown after the setPos
        sprite->setShuffleMove(pos, delay, h==0);
        // Store sprite
      }// next x
    }// next y
  }// next h

  // Check dealing for only one player to avoid double timer events
  if (position == 1)
  {
    QTimer::singleShot(100, this,SLOT(checkShuffle()));
  }
}


// Check whether all cardsprites are idle
00229 void DisplayTwo::checkShuffle()
{
  bool idle = true;
  // Check whether the sprites are idle
  for (int i=0; i<32; i++)
  {
    CardSprite* sprite = mCards[i];
    if (!sprite->isIdle())
    {
      idle = false;
      break;
    }
  }

  // If sprites are not idle repeat check otherwise emit 'done' signal
  if (!idle)
  {
    QTimer::singleShot(100, this,SLOT(checkShuffle()));
  }
  else
  {
    emit dealingDone();
  }
}


// Convert a mouse coordinate back to card numbers
00256 void DisplayTwo::convertMousePress(const QPoint &mouse, int& playerNumber, int& cardNumber)
{
  double scale = thememanager()->getScale();
  double x = mouse.x() / scale;
  double y = mouse.y() / scale;

  // Check play area 1
  KConfigGroup config0 = thememanager()->config("cardarea0");
  QPointF pos0         = config0.readEntry("pos", QPointF(1.0,1.0));
  double  width0       = config0.readEntry("width", 1.0);
  double  height0      = config0.readEntry("height", 1.0);

  double x0 = (x-pos0.x())/width0;
  double y0 = (y-pos0.y())/height0;

  // Check play area 2
  KConfigGroup config1 = thememanager()->config("cardarea1");
  QPointF pos1         = config1.readEntry("pos", QPointF(1.0,1.0));
  double  width1       = config1.readEntry("width", 1.0);
  double  height1      = config1.readEntry("height", 1.0);

  double x1 = (x-pos1.x())/width1;
  double y1 = (y-pos1.y())/height1;


  // Check in area 1
  if (x0>=0.0 && x0<1.0 && y0>=0.0 && y0<1.0)
  {
    int dx = int(x0*4.0);
    int dy = int(y0*2.0);
    playerNumber = 0;
    cardNumber = dx + 4*dy;
    return;
  }

  // Check in area 2
  if (x1>=0.0 && x1<1.0 && y1>=0.0 && y1<1.0)
  {
    int dx = int(x1*4.0);
    int dy = int(y1*2.0);
    playerNumber = 1;
    cardNumber = dx + 4*dy;
    return;
  }

  playerNumber = -1;
  return;
}


// Get x (0-3) y(0-1) board coordinates from card number (0-7)
00307 void DisplayTwo::calcXYFromNumber(int cardNumber, int& x, int& y)
{
  x = cardNumber % 4;
  y = cardNumber / 4;
}


// Get a cardsprite given the card value
00315 CardSprite* DisplayTwo::getCardSprite(int cardValue)
{
  CardSprite* sprite =  mCards[cardValue];
  if (!sprite)
  {
    kFatal() << "Could not find cardsprite for card value" << cardValue 
              << "Stored are" << mCards.size() << "sprites";
    return 0;
  }
  return sprite;
}


// Play a frontside card to the play area
00329 void DisplayTwo::play(int cardNumber, int playerNumber, int phase)
{
  KConfigGroup config = thememanager()->config(id());
  QPointF play_pos_1     = config.readEntry("play-pos1", QPointF(1.0,1.0));
  QPointF play_pos_2     = config.readEntry("play-pos2", QPointF(1.0,1.0));
  double deal_move_time  = config.readEntry("deal-move-time", 1.0);

  CardSprite* sprite = getCardSprite(cardNumber);
  // Set z coordinate depending on setPos phase, that is latter cards will
  // be put on top
  sprite->setZValue(200 + 5*phase);
  if (playerNumber == 0)
  {
    sprite->setMove(play_pos_1, deal_move_time);
  }
  else
  {
    sprite->setMove(play_pos_2, deal_move_time);
  }
}


// Turn a backside card to the front
00352 void DisplayTwo::turn(int cardNumber)
{
  CardSprite* sprite = getCardSprite(cardNumber);
  sprite->setTurning(true);
}


// Remove the given card from the display.
00360 void DisplayTwo::remove(int winnerPosition, int cardNumber, int delta)
{
  KConfigGroup config = thememanager()->config(id());
  QPointF stack_pos1  = config.readEntry("stack-pos1", QPointF(1.0,1.0));
  QPointF stack_pos2  = config.readEntry("stack-pos2", QPointF(1.0,1.0));
  QPointF stack_shift = config.readEntry("stack-shift", QPointF(1.0,1.0));
  double remove_time  = config.readEntry("remove-time", 1.0);
  CardSprite* sprite  = getCardSprite(cardNumber);
  // Pile cards on top of each other
  sprite->setZValue(100 + delta);
  QPointF pos;
  if (winnerPosition == 0)
  {
    pos = QPointF(stack_pos1.x() + delta*stack_shift.x(),
                  stack_pos1.y() + delta*stack_shift.y());
  }
  else
  {
    pos = QPointF(stack_pos2.x() + delta*stack_shift.x(),
                  stack_pos2.y() + delta*stack_shift.y());
  }
  sprite->setRemove(pos, remove_time);
}


// Display a text on the game board.
00386 void DisplayTwo::showText(const QString &s)
{
  mText[2]->setText(s);
  mText[2]->show();
}


// Display the score on the game board
00394 void DisplayTwo::showScore(int position, int score)
{
  if (position<0 || position>1)
  {
    kFatal() << "Wrong position (0,1) for showScore =" << position;
  }
  if (score==0)
    mText[position]->setText(i18nc("Resulting score of a game with no point", "no point"));
  else
    mText[position]->setText(i18ncp("Resulting score of a game between 1 and 4", "%1 point", "%1 points", score));
  mText[position]->show();
}


// Show the setPos icon for the given player
00409 void DisplayTwo::showMove(int no)
{
  QHashIterator<int,PixmapSprite*> it(mMoveSprites);
  while(it.hasNext())
  {
    it.next();
    PixmapSprite* sprite = it.value();
    sprite->hide();
  }

  if (no>=0)
  {
    mMoveSprites[no]->show();
  }
}


#include "display_two.moc"

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