git.maemo.org Git - impuzzle/blob - src/puzzleitem.cpp

   1 /*
   2   Image Puzzle - A set your pieces straight game
   3   Copyright (C) 2009  Timo Härkönen
   4
   5   This program is free software: you can redistribute it and/or modify
   6   it under the terms of the GNU General Public License as published by
   7   the Free Software Foundation, either version 3 of the License, or
   8   (at your option) any later version.
   9
  10   This program is distributed in the hope that it will be useful,
  11   but WITHOUT ANY WARRANTY; without even the implied warranty of
  12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13   GNU General Public License for more details.
  14
  15   You should have received a copy of the GNU General Public License
  16   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 #include "puzzleitem.h"
  20 #include "gameview.h"
  21
  22 #include <QGraphicsSceneMouseEvent>
  23 #include <QPropertyAnimation>
  24
  25 PuzzleItem::PuzzleItem(QGraphicsItem *parent) :
  26         QGraphicsPixmapItem(parent)
  27 {
  28     movable_ = true;
  29     moveAnimation_ = new QPropertyAnimation(this, "pos", this);
  30 }
  31
  32 QPointF PuzzleItem::correctPlace() const
  33 {
  34     return correctPlace_;
  35 }
  36
  37 QPointF PuzzleItem::currentPlace() const
  38 {
  39     return currentPlace_;
  40 }
  41
  42 void PuzzleItem::setCorrectPlace(const QPointF &place)
  43 {
  44     correctPlace_ = place;
  45 }
  46
  47 void PuzzleItem::setCurrentPlace(const QPointF &place)
  48 {
  49     currentPlace_ = place;
  50 }
  51
  52 bool PuzzleItem::movable() const
  53 {
  54     return movable_;
  55 }
  56
  57 void PuzzleItem::setMovable(bool canMove)
  58 {
  59     movable_ = canMove;
  60 }
  61
  62 void PuzzleItem::moveMeTo(const QPointF &location)
  63 {
  64     moveAnimation_->setStartValue(currentPlace());
  65     moveAnimation_->setEndValue(location);
  66     moveAnimation_->start();
  67 }
  68
  69 void PuzzleItem::mousePressEvent(QGraphicsSceneMouseEvent *event)
  70 {
  71     if(movable_) {
  72         moveMeTo(GameView::instance()->emptyPlace());
  73         QPointF tmp = currentPlace();
  74         setCurrentPlace(GameView::instance()->emptyPlace());
  75         GameView::instance()->setEmptyPlace(tmp);
  76         event->accept();
  77
  78         // If piece is in its place check if we won the game
  79         if(currentPlace() == correctPlace()) {
  80             GameView::instance()->areAllPiecesOk();
  81         }
  82     }
  83     else {
  84         event->ignore();
  85     }
  86 }
  87
  88 void PuzzleItem::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
  89 {
  90     event->ignore();
  91 }