symbian游戏实例

// Copyright (c) 2004, Symbian Software Ltd. All rights reserved. #include <coemain.h> #include <gulutil.h> #include <e32keys.h> #include "OandXAppView.h" #include "OandXAppUi.h" #include "OandX.pan" #include "oandxdefs.h" // Tile member functions COandXTile::COandXTile() { } COandXTile::~COandXTile() { } void COandXTile::ConstructL(RWindow& aWindow) { SetContainerWindowL(aWindow); // No call to ActivateL() as the window is activated by its container } void COandXTile::Draw(const TRect& /*aRect*/) const { TInt tileType; tileType = iAppView->SquareStatus(this); CWindowGc& gc = SystemGc(); TRect rect = Rect(); if (IsFocused()) { gc.SetBrushColor(KRgbYellow); } gc.Clear(rect); if (tileType!=ETileBlank) { TSize size; size.SetSize(rect.iBr.iX- rect.iTl.iX, rect.iBr.iY - rect.iTl.iY); rect.Shrink(size.iWidth/6,size.iHeight/6); // Shrink by about 15% gc.SetPenStyle(CGraphicsContext::ESolidPen); size.iWidth /=5; // Pen size set to just over 10% of the shape's size size.iHeight /= 5; gc.SetPenSize(size); if (tileType == ETileNought) { gc.SetPenColor(KRgbRed); gc.SetBrushStyle(CGraphicsContext::ESolidBrush); gc.DrawEllipse(rect); } else // draw a cross { gc.SetPenColor(KRgbGreen); gc.SetBrushStyle(CGraphicsContext::ESolidBrush); rect.Shrink(size.iWidth/2,size.iHeight/2); // Cosmetic reduction of cross size by half the line width gc.DrawLine(rect.iTl, rect.iBr); TInt temp; temp = rect.iTl.iX; rect.iTl.iX = rect.iBr.iX; rect.iBr.iX = temp; gc.DrawLine(rect.iTl, rect.iBr); } } } void COandXTile::SetOwnerAndObserver(COandXAppView* aControl) { iAppView = aControl; SetObserver(aControl); } void COandXTile::TryHitL() { if (iAppView->TryHitSquareL(this)) { DrawDeferred(); } } TKeyResponse COandXTile::OfferKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType) { TKeyResponse keyResponse = EKeyWasNotConsumed; if (aType!=EEventKey) { return keyResponse; } switch (aKeyEvent.iCode) { case EKeyOK: TryHitL(); keyResponse = EKeyWasConsumed; break; default: keyResponse = EKeyWasNotConsumed; break; } return keyResponse; } TCoeInputCapabilities COandXTile::InputCapabilities() const { return TCoeInputCapabilities::ENavigation; } void COandXTile::HandlePointerEventL(const TPointerEvent& aPointerEvent) { if (aPointerEvent.iType == TPointerEvent::EButton1Down) { TryHitL(); } } void COandXTile::FocusChanged(TDrawNow aDrawNow) { if (aDrawNow == EDrawNow) { DrawNow(); } } // App View member functions #define KBorderWidth 10 #define KLineWidth ((KTilesPerRow > KTilesPerCol ? KTilesPerRow : KTilesPerCol) > 4 ? 2 : 4) COandXAppView::COandXAppView() { } COandXAppView::~COandXAppView() { for (TInt i=0; i<CountComponentControls(); i++) { delete iTiles[i]; } iTiles.Close(); } void COandXAppView::ConstructL(const TRect& aRect, MOandXGameControl* aGameControl) { // Create a window for this application view CreateWindowL(); iGameControl = aGameControl; for (TInt i = 0; i < CountComponentControls(); i++) { User::LeaveIfError(iTiles.Append(CreateTileL())); } ComponentControl(0)->SetFocus(ETrue); // Set the window's size SetRect(aRect); // needs to be after tile creation - see SizeChanged() // Activate the window, which makes it ready to be drawn ActivateL(); } COandXTile* COandXAppView::CreateTileL() { COandXTile * tile = new(ELeave) COandXTile; CleanupStack::PushL(tile); tile->ConstructL(Window()); CleanupStack::Pop(); // tile tile->SetOwnerAndObserver(this); return tile; } void COandXAppView::SizeChanged() { __ASSERT_DEBUG(iTiles[KNumberOfTiles-1], Panic(EOandXNoTiles)); // all component tiles must already exist TSize controlSize = Rect().Size(); TSize tileSize; tileSize.iWidth=2*((controlSize.iWidth-2*KBorderWidth-(KTilesPerRow-1)*KLineWidth)/(2*KTilesPerRow)); tileSize.iHeight=2*((controlSize.iHeight-2*KBorderWidth-(KTilesPerCol-1)*KLineWidth)/(2*KTilesPerCol)); iTileSide = tileSize.iWidth < tileSize.iHeight ? tileSize.iWidth :tileSize.iHeight; TSize boardSize; boardSize.iWidth = KTilesPerRow*iTileSide + (KTilesPerRow-1)*KLineWidth; boardSize.iHeight = KTilesPerCol*iTileSide + (KTilesPerCol-1)*KLineWidth; iBoardRect.iTl.iX = (controlSize.iWidth - boardSize.iWidth)/2; iBoardRect.iTl.iY = (controlSize.iHeight - boardSize.iHeight)/2; iBoardRect.iBr.iX = iBoardRect.iTl.iX + boardSize.iWidth; iBoardRect.iBr.iY = iBoardRect.iTl.iY + boardSize.iHeight; iBorderRect = iBoardRect; iBorderRect.Grow(KBorderWidth,KBorderWidth); for (TInt i=0; i<CountComponentControls(); i++) { TInt row = i / KTilesPerRow; TInt col = i % KTilesPerRow; TRect tileRect; tileRect.iTl.iX = iBoardRect.iTl.iX + col * (iTileSide + KLineWidth); tileRect.iTl.iY = iBoardRect.iTl.iY + row * (iTileSide + KLineWidth); tileRect.iBr.iX = tileRect.iTl.iX + iTileSide; tileRect.iBr.iY = tileRect.iTl.iY + iTileSide; ComponentControl(i)->SetRect(tileRect); } } void COandXAppView::ResetView() { MoveFocusTo(0); DrawNow(); } void COandXAppView::Draw(const TRect& /*aRect*/) const { CWindowGc& gc = SystemGc(); TRect rect = Rect(); // Draw outside the border gc.SetPenStyle(CGraphicsContext::ENullPen); gc.SetBrushStyle(CGraphicsContext::ESolidBrush); gc.SetBrushColor(KRgbWhite); DrawUtils::DrawBetweenRects(gc, rect, iBorderRect); // Draw a border around the board gc.SetBrushStyle(CGraphicsContext::ESolidBrush); gc.SetBrushColor(KRgbGray); DrawUtils::DrawBetweenRects(gc, iBorderRect, iBoardRect); //Draw the first vertical line gc.SetBrushColor(KRgbBlack); TRect line; line.iTl.iX = iBoardRect.iTl.iX + iTileSide; line.iTl.iY = iBoardRect.iTl.iY; line.iBr.iX = line.iTl.iX + KLineWidth; line.iBr.iY = iBoardRect.iBr.iY; gc.DrawRect(line); TInt i; // Draw the remaining (KTilesPerRow-2) vertical lines for (i = 0; i < KTilesPerRow - 2; i++) { line .iTl.iX += iTileSide + KLineWidth; line .iBr.iX += iTileSide + KLineWidth; gc.DrawRect(line); } // Draw the first horizontal line line.iTl.iX = iBoardRect.iTl.iX; line.iTl.iY = iBoardRect.iTl.iY + iTileSide; line.iBr.iX = iBoardRect.iBr.iX; line.iBr.iY = line.iTl.iY + KLineWidth; gc.DrawRect(line); // Draw the remaining (KTilesPerCol -2) horizontal lines for (i = 0; i < KTilesPerCol - 2; i++) { line .iTl.iY += iTileSide + KLineWidth; line .iBr.iY += iTileSide + KLineWidth; gc.DrawRect(line); } } TInt COandXAppView::CountComponentControls() const { return KNumberOfTiles; } CCoeControl* COandXAppView::ComponentControl(TInt aIndex) const { return const_cast<COandXTile*>(iTiles[aIndex]); } TKeyResponse COandXAppView::OfferKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType) { TKeyResponse keyResponse = EKeyWasNotConsume