void CDisplayWindow::PatchBackground(HDC hdc,RECT *rc,RECT *UpdateRect)
{
HDC hdcMem = CreateCompatibleDC(hdc);
HBITMAP hBitmap = CreateCompatibleBitmap(hdc,rc->right-rc->left,rc->bottom-rc->top);
HGDIOBJ hOriginalObject = SelectObject(hdcMem,hBitmap);
/* Draw the stored background on top of the patched area. */
BitBlt(hdcMem,UpdateRect->left,UpdateRect->top,rc->right,rc->bottom,m_hdcBackground,
UpdateRect->left,UpdateRect->top,SRCCOPY);
PaintText(hdcMem,m_LeftIndent);
DrawIconEx(hdcMem,MAIN_ICON_LEFT,MAIN_ICON_TOP,m_hMainIcon,
MAIN_ICON_WIDTH,MAIN_ICON_HEIGHT,NULL,NULL,DI_NORMAL);
if(m_bShowThumbnail)
{
DrawThumbnail(hdcMem);
}
BitBlt(hdc,UpdateRect->left,UpdateRect->top,rc->right,rc->bottom,hdcMem,
UpdateRect->left,UpdateRect->top,SRCCOPY);
SelectObject(hdcMem,hOriginalObject);
DeleteObject(hBitmap);
DeleteDC(hdcMem);
}
void PrettyImage::paintEvent(QPaintEvent*) {
// Draw at the bottom of our area
QRect image_rect(QPoint(0, 0), image_size());
image_rect.moveBottom(kImageHeight);
QPainter p(this);
// Draw the main image
DrawThumbnail(&p, image_rect);
// Draw the reflection
// Figure out where to draw it
QRect reflection_rect(image_rect);
reflection_rect.moveTop(image_rect.bottom());
// Create the reflected pixmap
QImage reflection(reflection_rect.size(),
QImage::Format_ARGB32_Premultiplied);
reflection.fill(palette().color(QPalette::Base).rgba());
QPainter reflection_painter(&reflection);
// Set up the transformation
QTransform transform;
transform.scale(1.0, -1.0);
transform.translate(0.0, -reflection_rect.height());
reflection_painter.setTransform(transform);
QRect fade_rect(reflection.rect().bottomLeft() - QPoint(0, kReflectionHeight),
reflection.rect().bottomRight());
// Draw the reflection into the buffer
DrawThumbnail(&reflection_painter, reflection.rect());
// Make it fade out towards the bottom
QLinearGradient fade_gradient(fade_rect.topLeft(), fade_rect.bottomLeft());
fade_gradient.setColorAt(0.0, QColor(0, 0, 0, 0));
fade_gradient.setColorAt(1.0, QColor(0, 0, 0, 128));
reflection_painter.setCompositionMode(
QPainter::CompositionMode_DestinationIn);
reflection_painter.fillRect(fade_rect, fade_gradient);
reflection_painter.end();
// Draw the reflection on the image
p.drawImage(reflection_rect, reflection);
}
BOOL LocalPictureManager::DrawThumbnail(InfoItemTypeEnum iit, UINT itemID, HDC hdc, RECT& rcDest)
{
return DrawThumbnail(iit, itemID, Gdiplus::Graphics(hdc), Gdiplus::Rect(rcDest.left, rcDest.top, rcDest.right - rcDest.left, rcDest.bottom - rcDest.top));
}
