reactos/sdk/lib/3rdparty/cardlib/cardregion.cpp

659 lines
13 KiB
C++

//
// CardLib - CardRegion class
//
// Freeware
// Copyright J Brown 2001
//
#include "cardlib.h"
HBITMAP CreateSinkBmp(HDC hdcCompat, HDC hdc, int width, int height);
void PaintRect(HDC hdc, RECT *rect, COLORREF colour);
CardRegion::CardRegion(CardWindow &parent, int Id, bool visible, int x, int y, int xOffset, int yOffset)
: id(Id), parentWnd(parent), xpos(x), ypos(y), xoffset(xOffset), yoffset(yOffset), fVisible(visible)
{
width = __cardwidth;
height = __cardheight;
crBackgnd = RGB(0, 64, 100);
uFaceDirType = CS_FACE_UP;
nFaceDirOption = 0;
uEmptyImage = CS_EI_SUNK;
fVisible = visible;
nThreedCount = 1;
Update(); //Update this stack's size+card count
hdcBackGnd = 0;
hbmBackGnd = 0;
hdcDragCard = 0;
hbmDragCard = 0;
nDragCardWidth = 0;
nDragCardHeight = 0;
CanDragCallback = 0;
CanDropCallback = 0;
AddCallback = 0;
RemoveCallback = 0;
ClickCallback = 0;
ClickReleaseCallback = 0;
DblClickCallback = 0;
uDragRule = CS_DRAG_ALL;
uDropRule = CS_DROP_ALL;
xjustify = yjustify = xadjust = yadjust = 0;
nFlashCount = 0;
fFlashVisible = false;
uFlashTimer = (UINT)-1;
fMouseDragging = false;
mxlock = CreateMutex(0, FALSE, 0);
}
CardRegion::~CardRegion()
{
CloseHandle(mxlock);
}
void CardRegion::SetBackColor(COLORREF cr)
{
crBackgnd = cr;
}
int CardRegion::CalcApparentCards(int realnum)
{
return ((realnum + nThreedCount - 1) - (realnum + nThreedCount - 1) % nThreedCount) / nThreedCount;
}
void CardRegion::CalcApparentCards()
{
nNumApparentCards = CalcApparentCards(cardstack.NumCards());
}
void CardRegion::UpdateSize(void)
{
if(cardstack.NumCards() > 0)
{
if(xoffset > 0)
width = (nNumApparentCards - 1) * xoffset + __cardwidth;
else
width = (nNumApparentCards - 1) * -xoffset + __cardwidth;
if(yoffset > 0)
height = (nNumApparentCards - 1) * yoffset + __cardheight;
else
height = (nNumApparentCards - 1) * -yoffset + __cardheight;
}
else
{
width = __cardwidth;
height = __cardheight;
}
}
CardRegion *CardWindow::CreateRegion(int id, bool fVisible, int x, int y, int xoffset, int yoffset)
{
CardRegion *cr;
if(nNumCardRegions == MAXCARDSTACKS)
return FALSE;
cr = new CardRegion(*this, id, fVisible, x, y, xoffset, yoffset);
cr->SetBackColor(crBackgnd);
cr->SetBackCardIdx(nBackCardIdx);
Regions[nNumCardRegions++] = cr;
return cr;
}
int CardRegion::GetOverlapRatio(int x, int y, int w, int h)
{
RECT me, him;
RECT inter;
SetRect(&him, x, y, x+w, y+h);
SetRect(&me, xpos, ypos, xpos+width, ypos+height);
//see if the specified rectangle overlaps us
if(IntersectRect(&inter, &me, &him))
{
int wi = inter.right - inter.left;
int hi = inter.bottom - inter.top;
int overlap = wi * hi;
int total = width * height;
int percent = (overlap << 16) / total;
return (percent * 100) >> 16;
}
//do not overlap
else
{
return 0;
}
}
bool CardRegion::SetDragRule(UINT uDragType, pCanDragProc proc)
{
switch(uDragType)
{
case CS_DRAG_NONE: case CS_DRAG_ALL: case CS_DRAG_TOP:
uDragRule = uDragType;
return true;
case CS_DRAG_CALLBACK:
uDragRule = uDragType;
CanDragCallback = proc;
return true;
default:
return false;
}
}
bool CardRegion::SetDropRule(UINT uDropType, pCanDropProc proc)
{
switch(uDropType)
{
case CS_DROP_NONE: case CS_DROP_ALL:
uDropRule = uDropType;
return true;
case CS_DROP_CALLBACK:
uDropRule = uDropType;
CanDropCallback = proc;
return true;
default:
return false;
}
}
void CardRegion::SetClickProc(pClickProc proc)
{
ClickCallback = proc;
}
void CardRegion::SetClickReleaseProc(pClickProc proc)
{
ClickReleaseCallback = proc;
}
void CardRegion::SetDblClickProc(pClickProc proc)
{
DblClickCallback = proc;
}
void CardRegion::SetAddCardProc(pAddProc proc)
{
AddCallback = proc;
}
void CardRegion::SetRemoveCardProc(pRemoveProc proc)
{
RemoveCallback = proc;
}
void CardRegion::Update()
{
CalcApparentCards();
UpdateSize();
UpdateFaceDir(cardstack);
}
bool CardRegion::SetThreedCount(int count)
{
if(count < 1)
{
return false;
}
else
{
nThreedCount = count;
return true;
}
}
void CardRegion::SetOffsets(int x, int y)
{
xoffset = x;
yoffset = y;
}
void CardRegion::SetPos(int x, int y)
{
xpos = x;
ypos = y;
}
void CardRegion::Show(bool fShow)
{
fVisible = fShow;
}
bool CardRegion::IsVisible()
{
return fVisible;
}
void CardRegion::SetPlacement(UINT xJustify, UINT yJustify, int xAdjust, int yAdjust)
{
xjustify = xJustify;
yjustify = yJustify;
xadjust = xAdjust;
yadjust = yAdjust;
}
void CardRegion::SetFaceDirection(UINT uDirType, int nOption)
{
switch(uDirType)
{
case CS_FACE_UP: case CS_FACE_DOWN: case CS_FACE_DOWNUP:
case CS_FACE_UPDOWN: case CS_FACE_ANY:
uFaceDirType = uDirType;
nFaceDirOption = nOption;
UpdateFaceDir(cardstack);
break;
}
}
UINT CardRegion::GetFaceDirection(int *pnOption)
{
if(pnOption)
*pnOption = nFaceDirOption;
return uFaceDirType;
}
void CardRegion::AdjustPosition(int winwidth, int winheight)
{
Update(); //Update this stack's card count + size
switch(xjustify)
{
default: case CS_XJUST_NONE: break;
case CS_XJUST_CENTER: //centered
xpos = (winwidth - (width & ~0x1)) / 2;
xpos += xadjust;
if(xoffset < 0) xpos += (width - __cardwidth);
break;
case CS_XJUST_RIGHT: //right-aligned
xpos = winwidth - __cardwidth;//width - 20;
xpos += xadjust;
break;
}
switch(yjustify)
{
default: case CS_YJUST_NONE: break;
case CS_YJUST_CENTER: //centered
ypos = (winheight - height) / 2;
ypos += yadjust;
if(yoffset < 0) ypos += (height - __cardheight);
break;
case CS_YJUST_BOTTOM: //bottom-aligned
ypos = winheight - __cardheight;//height - 20;
ypos += yadjust;
break;
}
}
void CardRegion::Flash(int count, int milliseconds)
{
if(count <= 0) return;
nFlashCount = count;
fFlashVisible = false;
uFlashTimer = SetTimer((HWND)parentWnd, (WPARAM)this, milliseconds, 0);
parentWnd.Redraw();
}
void CardRegion::StopFlash()
{
if(uFlashTimer != (UINT)-1)
{
KillTimer((HWND)parentWnd, uFlashTimer);
nFlashCount = 0;
uFlashTimer = (UINT)-1;
fFlashVisible = true;
}
}
void CardRegion::DoFlash()
{
if(uFlashTimer != (UINT)-1)
{
fFlashVisible = !fFlashVisible;
if(--nFlashCount == 0)
{
KillTimer((HWND)parentWnd, uFlashTimer);
uFlashTimer = (UINT)-1;
fFlashVisible = true;
}
parentWnd.Redraw();
}
}
int CardRegion::Id()
{
return id;
}
void CardRegion::SetEmptyImage(UINT uImage)
{
switch(uImage)
{
case CS_EI_NONE:
case CS_EI_SUNK:
case CS_EI_CIRC:
case CS_EI_X:
uEmptyImage = uImage;
break;
default:
uEmptyImage = CS_EI_NONE;
break;
}
}
void CardRegion::SetBackCardIdx(UINT uBackIdx)
{
if(uBackIdx >= 52 && uBackIdx <= 68)
nBackCardIdx = uBackIdx;
}
void CardRegion::SetCardStack(const CardStack &cs)
{
//make a complete copy of the specified stack..
cardstack = cs;
// Update the face-direction and stack-size
Update();
}
const CardStack & CardRegion::GetCardStack()
{
//return reference to our internal stack
return cardstack;
}
//
// Update specified card-stack using THIS stack's
// face direction rules!
//
void CardRegion::UpdateFaceDir(CardStack &cards)
{
int i, n, num;
num = cards.NumCards();
//Now apply the face direction rules..
switch(uFaceDirType)
{
case CS_FACE_UP:
for(i = 0; i < num; i++)
{
cards[i].SetFaceUp(true);
}
break;
case CS_FACE_DOWN:
for(i = 0; i < num; i++)
{
cards[i].SetFaceUp(false);
}
break;
case CS_FACE_DOWNUP:
num = cardstack.NumCards();
n = min(nFaceDirOption, num);
//bottom n cards..
for(i = 0; i < n; i++)
{
cards[num - i - 1].SetFaceUp(false);
}
for(i = n; i < num; i++)
{
cards[num - i - 1].SetFaceUp(true);
}
break;
case CS_FACE_UPDOWN:
num = cardstack.NumCards();
n = min(nFaceDirOption, num);
for(i = 0; i < n; i++)
{
cards[num - i - 1].SetFaceUp(true);
}
for(i = n; i < num; i++)
{
cards[num - i - 1].SetFaceUp(false);
}
break;
case CS_FACE_ANY: //cards can be any orientation
default:
break;
}
}
bool CardRegion::MoveCard(CardRegion *pDestStack, int nNumCards, bool fAnimate)
{
HDC hdc;
int x, y;
if(pDestStack == 0) return false; //{ forcedfacedir = -1 ;return 0; }
if(nNumCards < 0 || nNumCards > cardstack.NumCards())
return false;
x = xpos + xoffset * (nNumApparentCards - nNumCards);
y = ypos + yoffset * (nNumApparentCards - nNumCards);
oldx = x;
oldy = y;
dragstack = cardstack.Pop(nNumCards);
//Alter the drag-stack so that it's cards are the same way up
//as the destination. Use the destination's drag-rules
//instead of this ones!!
CardStack temp;
temp.Push(pDestStack->GetCardStack());
temp.Push(dragstack);
pDestStack->UpdateFaceDir(temp);
dragstack = temp.Pop(nNumCards);
if(fAnimate)
{
iNumDragCards = nNumCards;
PrepareDragBitmaps(nNumCards);
}
Update(); //Update this stack's size+card count
if(fAnimate)
{
hdc = GetDC((HWND)parentWnd);
ZoomCard(hdc, x, y, pDestStack);
ReleaseDC((HWND)parentWnd, hdc);
ReleaseDragBitmaps();
}
// Get a copy of the cardstack
CardStack cs = pDestStack->GetCardStack();
cs.Push(dragstack);
pDestStack->SetCardStack(cs);
//cs = pDestStack->GetCardStack();
//pDestStack->Update();
//pDestStack->UpdateFaceDir(cs);
RedrawIfNotDim(pDestStack, false);
//forcedfacedir = -1;
return true;
}
//
// Simple wrappers
//
int CardRegion::NumCards() const
{
if(fMouseDragging)
return cardstack.NumCards() + dragstack.NumCards();
else
return cardstack.NumCards();
}
bool CardRegion::Lock()
{
DWORD dw = WaitForSingleObject(mxlock, 0);
if(dw == WAIT_OBJECT_0)
{
//TRACE("LockStack succeeded\n");
return true;
}
else
{
//TRACE("LockStack failed\n");
return false;
}
return false;
}
bool CardRegion::UnLock()
{
if(ReleaseMutex(mxlock))
{
//TRACE("Unlocking stack\n");
return true;
}
else
{
//TRACE("Unlocking stack failed\n");
return false;
}
}
bool CardRegion::PlayCard(CardRegion *pDestStack, int value, int num)
{
//search the stack for the specified card value...
while(num--)
{
for(int i = 0; i < cardstack.NumCards(); i++)
{
if(cardstack[i].HiVal() == value)
{
//swap the card with one at top pos...
Card card = cardstack.RemoveCard(i);
cardstack.Push(card);
Redraw();
MoveCard(pDestStack, 1, true);
break;
}
}
}
return true;
}
//
// Redraw the current stack if it has a different
// layout than the comparison stack.
//
void CardRegion::RedrawIfNotDim(CardRegion *pCompare, bool fFullRedraw)
{
//
//
//
if( pCompare->xoffset != xoffset ||
pCompare->yoffset != yoffset ||
pCompare->nThreedCount != nThreedCount ||
pCompare->uFaceDirType != uFaceDirType ||
pCompare->uFaceDirType != CS_FACE_ANY
)
{
if(fFullRedraw)
parentWnd.Redraw();
else
pCompare->Redraw();
}
}
//
// SimulateDrag mimicks the complete drag+drop process.
// It basically just a MoveCard(..), but it calls the
// event callbacks as well.
//
bool CardRegion::SimulateDrag(CardRegion *pDestStack, int iNumDragCards, bool fAnimate)
{
if(pDestStack == 0)
return false;
if(CanDragCards(iNumDragCards) != false)
{
if(pDestStack->CanDropCards(cardstack))
{
MoveCard(pDestStack, iNumDragCards, fAnimate);
if(RemoveCallback)
RemoveCallback(*this, iNumDragCards);
if(pDestStack->AddCallback)
pDestStack->AddCallback(*pDestStack, pDestStack->cardstack);
RedrawIfNotDim(pDestStack, true);
}
}
return true;
}