bool GdiPrintContext::swapBuffer()
{
//if (!isActivated() || isDrawing()) return false;
if (isDrawing()) return false;
if (NULL == memBmp_ || NULL == memDC_ || NULL == printDC_) return false;
setDrawing(true);
// copy off-screen buffer to window's DC
#if 1
// method #1: [use DDB & DIB] the image is not scaled to fit the rectangle
const bool ret = TRUE == BitBlt(
printDC_,
drawRegion_.left, drawRegion_.bottom, drawRegion_.getWidth(), drawRegion_.getHeight(),
memDC_,
0, 0, //drawRegion_.left, drawRegion_.bottom,
SRCCOPY
);
#elif 0
// method #2: [use DDB & DIB] the image is scaled to fit the rectangle
// caution:
// all negative coordinate values are ignored.
// instead, these values are regarded as absolute(positive) values.
const bool ret = TRUE == StretchBlt(
printDC_,
drawRegion_.left, drawRegion_.bottom, drawRegion_.getWidth(), drawRegion_.getHeight(),
memDC_,
//(int)std::floor(viewingRegion_.left + 0.5), (int)std::floor(viewingRegion_.bottom + 0.5), (int)std::floor(viewingRegion_.getWidth() + 0.5), (int)std::floor(viewingRegion_.getHeight() + 0.5),
0, 0, (int)std::floor(viewingRegion_.getWidth() + 0.5), (int)std::floor(viewingRegion_.getHeight() + 0.5),
SRCCOPY
);
#else
// method #3: [use DIB] the image is scaled to fit the rectangle
// caution:
// all negative coordinate values are ignored.
// instead, these values are regarded as absolute(positive) values.
const bool ret = TRUE == StretchDIBits(
printDC_,
drawRegion_.left, drawRegion_.bottom, drawRegion_.getWidth(), drawRegion_.getHeight(),
//(int)std::floor(viewingRegion_.left + 0.5), (int)std::floor(viewingRegion_.bottom + 0.5), (int)std::floor(viewingRegion_.getWidth() + 0.5), (int)std::floor(viewingRegion_.getHeight() + 0.5),
0, 0, (int)std::floor(viewingRegion_.getWidth() + 0.5), (int)std::floor(viewingRegion_.getHeight() + 0.5),
dibBits_,
&bmiDIB,
!isPaletteUsed_ ? DIB_RGB_COLORS : DIB_PAL_COLORS,
SRCCOPY
);
#endif
setDrawing(false);
return ret;
}
bool WglBitmapBufferedContext::swapBuffer()
{
//if (!isActivated() || isDrawing()) return false;
if (isDrawing()) return false;
if (NULL == memBmp_ || NULL == memDC_ || NULL == hDC_) return false;
setDrawing(true);
// copy off-screen buffer to window's DC
const bool ret = TRUE == BitBlt(
hDC_,
drawRegion_.left, drawRegion_.bottom,
drawRegion_.getWidth(), drawRegion_.getHeight(),
memDC_,
0, 0, //drawRegion_.left, drawRegion_.bottom,
SRCCOPY
);
setDrawing(false);
return ret;
}
void CMainFrame::ajoute_point_triangle_courant(float x, float y)
{
Triangle * t = getTriangleCourant();
switch( contexte_dessin.nb_points_definis)
{
case 0 :
case 1 :
t->setP(contexte_dessin.nb_points_definis, x, y);
contexte_dessin.nb_points_definis++;
break;
case 2 :
t->setP(contexte_dessin.nb_points_definis, x, y);
contexte_dessin.nb_points_definis = 0;
setDrawing(false);
ajouter_tri_courant_tab_tri();
break;
default :
std::cout << "erreur : nb de points dans le triangle courant > 3 " << std::endl;
break;
}
}
void Lottery::lotteryDrawing() {
std::vector<int> lotteryNumbers;
bool newNumber;
const int SIZE = lottery->MAXNUMBERS;
for(int i = 0; i < SIZE; i++) {
int number;
do {
number = (rand() % 49 + 1);
newNumber = true;
for(int j = 0; j < i; j++) {
if(lotteryNumbers[j] == number) {
newNumber = false;
}
}
} while (!newNumber);
lotteryNumbers.push_back(number);
}
for(int k = 0; k < lotteryNumbers.size(); k++) {
std::cout << k + 1 << ". Number = " << lotteryNumbers[k] << std::endl;
}
std::cout << std::endl;
lottery = new Ticket(lotteryNumbers);
setDrawing(true);
}
Lottery::Lottery() {
srand(time(0));
setDrawing(false);
}
XlHdrFooterDrawing::~XlHdrFooterDrawing()
{
setDrawing(NULL, 0);
}
