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300 lines
8.2 KiB
C
300 lines
8.2 KiB
C
/*
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* Cards dll implementation
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*
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* Copyright (C) 2004 Sami Nopanen
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include <stdarg.h>
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#include "windef.h"
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#include "winbase.h"
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#include "winuser.h"
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#include "wingdi.h"
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#include "cards.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(cards);
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void WINAPI cdtTerm(void);
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static HINSTANCE hInst;
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static int cardWidth;
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static int cardHeight;
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static HBITMAP cardBitmaps[CARD_MAX + 1];
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/***********************************************************************
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* Initializes the cards.dll library. Loads the card bitmaps from the
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* resources, and initializes the card size variables.
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*/
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BOOL WINAPI cdtInit(int *width, int *height)
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{
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BITMAP bm;
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int i;
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TRACE("(%p, %p)\n", width, height);
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for(i = 0; i <= CARD_MAX; i++)
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cardBitmaps[i] = 0;
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for(i = 0; i <= CARD_MAX; i++)
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{
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cardBitmaps[i] = LoadBitmapA(hInst, MAKEINTRESOURCEA(i));
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if(cardBitmaps[i] == 0)
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{
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cdtTerm();
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return FALSE;
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}
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}
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GetObjectA(cardBitmaps[0], sizeof(BITMAP), &bm);
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*width = cardWidth = bm.bmWidth;
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*height = cardHeight = bm.bmHeight;
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return TRUE;
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}
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static DWORD do_blt(HDC hdc, int x, int y, int dx, int dy, HDC hMemoryDC, DWORD rasterOp )
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{
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if((cardWidth == dx) && (cardHeight == dy))
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return BitBlt(hdc, x, y, cardWidth, cardHeight, hMemoryDC, 0, 0, rasterOp);
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return StretchBlt(hdc, x, y, dx, dy, hMemoryDC, 0, 0, cardWidth, cardHeight, rasterOp);
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}
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/***********************************************************************
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* Draw a card. Unlike cdtDrawCard, this version allows you to stretch
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* card bitmaps to the size you specify (dx, dy). See cdtDraw for info
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* on card, mode and color parameters.
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*/
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BOOL WINAPI cdtDrawExt(HDC hdc, int x, int y, int dx, int dy, int card, int mode, DWORD color)
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{
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HDC hMemoryDC;
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HBITMAP hCardBitmap;
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HGDIOBJ result;
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DWORD rasterOp = SRCCOPY;
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BOOL roundCornersFlag;
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BOOL eraseFlag = FALSE;
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BOOL drawFlag = TRUE;
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TRACE("(%p, %d, %d, %d, %d, %d, %d, %d)\n", hdc, x, y, dx, dy, card, mode, color);
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roundCornersFlag = !(mode & MODEFLAG_DONT_ROUND_CORNERS) &&
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(dx == cardWidth) && (dy == cardHeight);
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mode &= ~MODEFLAG_DONT_ROUND_CORNERS;
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if((card < 0) || (card > CARD_MAX))
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{
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FIXME("Unexpected card: %d\n", card);
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return FALSE;
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}
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if((mode < MODE_FACEUP) || (mode > MODE_DECKO))
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{
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FIXME("Unexpected mode: %d\n", mode);
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return FALSE;
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}
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switch(mode)
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{
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case MODE_FACEUP:
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break;
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case MODE_FACEDOWN:
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break;
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case MODE_HILITE:
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rasterOp = NOTSRCCOPY;
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break;
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case MODE_GHOST:
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card = CARD_FREE_MASK;
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eraseFlag = TRUE;
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rasterOp = SRCAND;
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break;
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case MODE_REMOVE:
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eraseFlag = TRUE;
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drawFlag = FALSE;
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break;
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case MODE_INVISIBLEGHOST:
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card = CARD_FREE_MASK;
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rasterOp = SRCAND;
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break;
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case MODE_DECKX:
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card = CARD_BACK_THE_X;
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break;
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case MODE_DECKO:
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card = CARD_BACK_THE_O;
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break;
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}
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hMemoryDC = CreateCompatibleDC(hdc);
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if(hMemoryDC == 0)
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return FALSE;
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if(eraseFlag)
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{
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HBRUSH hBrush;
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RECT rect;
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hBrush = CreateSolidBrush(color);
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rect.left = x;
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rect.top = y;
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rect.right = x + cardWidth - 1;
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rect.bottom = y + cardHeight - 1;
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FillRect(hdc, &rect, hBrush);
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}
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if(drawFlag)
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{
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hCardBitmap = cardBitmaps[card];
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if(hCardBitmap == 0)
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return FALSE;
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result = SelectObject(hMemoryDC, hCardBitmap);
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if((result == 0) || (result == HGDI_ERROR))
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{
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DeleteDC(hMemoryDC);
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return FALSE;
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}
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SetBkColor(hdc, color);
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if(roundCornersFlag)
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{
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/* NOTE: native uses Get/SetPixel for corners, but that really
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* hurts on X11 since it needs a server round-trip for each pixel.
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* So we use a clip region instead. */
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HRGN saved = CreateRectRgn( 0, 0, 0, 0 );
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HRGN line = CreateRectRgn( x + 2, y, x + dx - 2, y + 1 );
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HRGN clip = CreateRectRgn( x, y + 2, x + dx, y + dy - 2 );
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CombineRgn( clip, clip, line, RGN_OR );
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SetRectRgn( line, x + 1, y + 1, x + dx - 1, y + 2 );
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CombineRgn( clip, clip, line, RGN_OR );
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SetRectRgn( line, x + 1, y + dy - 2, x + dx - 1, y + dy - 1 );
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CombineRgn( clip, clip, line, RGN_OR );
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SetRectRgn( line, x + 2, y + dy - 1, x + dx - 2, y + dy );
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CombineRgn( clip, clip, line, RGN_OR );
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DeleteObject( line );
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if (!GetClipRgn( hdc, saved ))
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{
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DeleteObject( saved );
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saved = 0;
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}
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ExtSelectClipRgn( hdc, clip, RGN_AND );
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DeleteObject( clip );
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do_blt(hdc, x, y, dx, dy, hMemoryDC, rasterOp);
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SelectClipRgn( hdc, saved );
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if (saved) DeleteObject( saved );
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}
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else
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do_blt(hdc, x, y, dx, dy, hMemoryDC, rasterOp);
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}
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DeleteDC(hMemoryDC);
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return TRUE;
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}
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/***********************************************************************
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* Draws a card at position x, y in its default size (as returned by
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* cdtInit.
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*
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* Mode controls how the card gets drawn:
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* MODE_FACEUP ; draw card facing up
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* MODE_FACEDOWN ; draw card facing down
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* MODE_HILITE ; draw face up, with NOTSRCCOPY
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* MODE_GHOST ; draw 'ghost' card
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* MODE_REMOVE ; draw with background color
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* MODE_INVISIBLEGHOST ; draw 'ghost' card, without clearing background
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* MODE_DECKX ; draw X
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* MODE_DECKO ; draw O
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*
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* The card parameter defines the card graphic to be drawn. If we are
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* drawing fronts of cards, card should have a value from 0 through 51
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* to represent the card face. If we are drawing card backs, 53 through
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* 68 represent different card backs.
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*
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* When drawing card faces, two lowest bits represent the card suit
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* (clubs, diamonds, hearts, spades), and the bits above that define the
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* card value (ace, 2, ..., king). That is,
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* card = face * 4 + suit.
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*
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* Color parameter defines the background color, used when drawing some
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* card backs.
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*/
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BOOL WINAPI cdtDraw(HDC hdc, int x, int y, int card, int mode, DWORD color)
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{
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TRACE("(%p, %d, %d, %d, %d, %d)\n", hdc, x, y, card, mode, color);
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return cdtDrawExt(hdc, x, y, cardWidth, cardHeight, card, mode, color);
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}
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/***********************************************************************
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* Animates the card backs, e.g. blinking lights on the robot, the sun
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* donning sunglasses, bats flying across the caste, etc.. Works only
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* for cards of normal size (as drawn with cdtDraw). To draw frames of
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* the card back animation, start with frame = 0, and increment the
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* frame by one, until cdtAnimate returns FALSE (to indicate that we
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* have gone through all frames of animation).
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*/
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BOOL WINAPI cdtAnimate(HDC hdc, int cardback, int x, int y, int frame)
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{
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TRACE("(%p, %d, %d, %d, %d)\n", hdc, cardback, x, y, frame);
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FIXME("Implement me.\n");
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return FALSE;
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}
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/***********************************************************************
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* Frees resources reserved by cdtInit.
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*/
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void WINAPI cdtTerm(void)
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{
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int i;
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TRACE("()\n");
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for(i = 0; i <= CARD_MAX; i++)
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{
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if(cardBitmaps[i] != 0)
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DeleteObject(cardBitmaps[i]);
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cardBitmaps[i] = 0;
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}
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}
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/***********************************************************************
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* DllMain.
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*/
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BOOL WINAPI DllMain(HINSTANCE inst, DWORD reason, LPVOID reserved)
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{
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switch (reason)
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{
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case DLL_PROCESS_ATTACH:
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hInst = inst;
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DisableThreadLibraryCalls( inst );
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break;
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}
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return TRUE;
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}
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