wine/dlls/cards/cards.c

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