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#include "StdAfx.h"
#include "T2ImageObj.h"
#include "T2Sprite.h"
#include "T2SpriteObj.h"
T2Sprite::T2Sprite() {
SetRectEmpty(&mUpdateRect);
}
/*virtual*/ T2Sprite::~T2Sprite() {
AllClear();
}
void T2Sprite::AllClear() {
POSITION p = GetHeadPosition();
while (p) {
T2SpriteObj *obj = GetNext(p);
delete obj;
}
RemoveAll();
}
int T2Sprite::NewSprite(T2ImageObj& imageObj, const CString& name, int layer) {
T2SpriteObj *theSpriteObj = new T2SpriteObj;
theSpriteObj->mImageObj = &imageObj;
theSpriteObj->mName = name;
int index;
for (index = 0; ; index++) {
if (!FindObj(index))
break;
}
theSpriteObj->mIndex = index;
theSpriteObj->mLayer = layer;
int imageObjInd = imageObj.FindObject(name);
imageObj.GetObjectSize(imageObjInd, &theSpriteObj->mSize);
AddTail(theSpriteObj);
return index;
}
void T2Sprite::DeleteSprite(int index) {
POSITION p = GetHeadPosition();
while (p) {
POSITION prev = p;
T2SpriteObj *obj = GetNext(p);
if (obj->mIndex == index) {
RemoveAt(prev);
delete obj;
break;
}
}
}
T2SpriteObj* T2Sprite::FindObj(int index) {
POSITION p = GetHeadPosition();
while (p) {
T2SpriteObj *obj = GetNext(p);
if (obj->mIndex == index)
return obj;
}
return NULL;
}
void T2Sprite::ShowSprite(int index, BOOL show) {
T2SpriteObj *obj = FindObj(index);
if (obj) {
if (show)
obj->mShowCount++;
else
obj->mShowCount--;
AddUpdateRect(obj, obj->mPosition);
}
}
void T2Sprite::ChangePattern(int index, int pattern) {
T2SpriteObj *obj = FindObj(index);
obj->mPattern = pattern;
if (obj->mShowCount > 0)
AddUpdateRect(obj, obj->mPosition);
}
void T2Sprite::MoveSprite(int index, POINT pt) {
T2SpriteObj *obj = FindObj(index);
if (obj) {
if (obj->mShowCount > 0)
AddUpdateRect(obj, obj->mPosition);
obj->mPosition = pt;
if (obj->mShowCount > 0)
AddUpdateRect(obj, obj->mPosition);
}
}
void T2Sprite::UpdateSprite(int index) {
T2SpriteObj *obj = FindObj(index);
AddUpdateRect(obj, obj->mPosition);
}
void T2Sprite::GetSpriteRect(int index, RECT& outRect) {
T2SpriteObj *obj = FindObj(index);
outRect.left = obj->mPosition.x;
outRect.top = obj->mPosition.y;
outRect.right = obj->mPosition.x + obj->mSize.cx;
outRect.bottom = obj->mPosition.y + obj->mSize.cy;
}
void T2Sprite::GetUpdateRect(RECT* outRect, int factor) {
*outRect = mUpdateRect;
int divisor = 1 << factor;
outRect->top = (outRect->top >= 0) ? (outRect->top / divisor) : ((outRect->top - (divisor - 1)) / divisor);
outRect->left = (outRect->left >= 0) ? (outRect->left / divisor) : ((outRect->left - (divisor - 1)) / divisor);
outRect->bottom = (outRect->bottom >= 0) ? (outRect->bottom / divisor) : ((outRect->bottom - (divisor - 1)) / divisor);
outRect->right = (outRect->right >= 0) ? (outRect->right / divisor) : ((outRect->right - (divisor - 1)) / divisor);
SetRectEmpty(&mUpdateRect);
}
void T2Sprite::DrawLayer(T2BitImage* dest, int layer, int factor) {
POSITION p = GetHeadPosition();
while (p) {
T2SpriteObj *obj = GetNext(p);
if (obj->mLayer == layer)
DrawSprite(dest, obj, factor);
}
}
void T2Sprite::DrawSprite(T2BitImage* dest, T2SpriteObj* obj, int factor) {
if (obj->mShowCount > 0) {
RECT rect;
SetRect(
&rect,
obj->mPosition.x,
obj->mPosition.y,
obj->mPosition.x + obj->mSize.cx,
obj->mPosition.y + obj->mSize.cy
);
rect.top = rect.top / (1 << factor);
rect.left = rect.left / (1 << factor);
rect.bottom = rect.bottom / (1 << factor);
rect.right = rect.right / (1 << factor);
int objectID = obj->mImageObj->FindObject(obj->mName, obj->mPattern);
if (objectID < 0)
return;
obj->mImageObj->DrawObject(dest, objectID, rect, factor);
}
}
void T2Sprite::AddUpdateRect(T2SpriteObj* obj, POINT pt) {
RECT rect;
SetRect(&rect, pt.x, pt.y, pt.x + obj->mSize.cx, pt.y + obj->mSize.cy);
UnionRect(&mUpdateRect, &mUpdateRect, &rect);
}
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