void Canvas::draw_zoom_rectangle( wxDC *dc )
{
wxRect drawn_rect = get_rect_by_corners( drag_start, drag_end );
wxRect max_rect(
wxSize( contents->GetWidth(), contents->GetHeight() )
* zoom_in_level / zoom_out_level );
if ( drawn_rect.Intersects( max_rect ) )
draw_rectangle( drawn_rect.Intersect( max_rect ), dc );
}
QSize Header::sizeHint() const
{
QRectF max_rect(-Padding, 0, Padding, 0);
const vector<shared_ptr<TraceTreeItem>> items(
view_.list_by_type<TraceTreeItem>());
for (auto &i : items)
if (i->enabled())
max_rect = max_rect.united(i->label_rect(QRect()));
return QSize(max_rect.width() + Padding + BaselineOffset, 0);
}
int main()
{
int M[R][C] = {{1, 2, -1, -4, -20},
{-8, -3, 4, 2, 1},
{3, 8, 10, 1, 3},
{-4, -1, 1, 7, -6}
};
max_rect(M);
return 0;
}
QPixmap EC_ChatBubble::GetChatBubblePixmap()
{
if (renderer_.expired())
return 0;
///\todo Resize the chat bubble and font size according to the render window size and distance
/// avatar's distance from the camera.
// const int minWidth =
// const int minHeight =
// Ogre::Viewport* viewport = renderer_.lock()->GetViewport();
// const int max_width = viewport->getActualWidth()/4;
// int max_height = viewport->getActualHeight()/10;
const int max_width = 1500;
int max_height = 800;
QRect max_rect(0, 0, max_width, max_height);
const QString &filename("./media/textures/Transparent.png");
assert(QFile::exists(filename));
if (!QFile::exists(filename))
return 0;
// Create pixmap
QPixmap pixmap;//(max_rect.size());
// pixmap.fill(QColor(0,0,0,0));
pixmap.load(filename);
pixmap = pixmap.scaled(max_rect.size());
// Gather chat log and calculate the bounding rect size.
QStringListIterator it(messages_);
QString fullChatLog;
while(it.hasNext())
{
fullChatLog.append(it.next());
if (it.hasNext())
fullChatLog.append('\n');
}
QPainter painter(&pixmap);
painter.setFont(font_);
// Set padding for text.
// Make the font size temporarily bigger when calculating bounding rect
// so we get padding without need to modify the rect itself.
QFont origFont = painter.font();
painter.setFont(QFont(origFont.family(), origFont.pointSize()+12));
QRect rect = painter.boundingRect(max_rect, Qt::AlignCenter | Qt::TextWordWrap, fullChatLog);
painter.setFont(origFont);
// could also try this:
// QFontMetrics metric(any_qfont); int width = metric.width(mytext) + padding;
rect.setHeight(rect.height() - 10);
// rect.setX(rect.x() - 40);
// rect.setY(rect.y() + 20);
// painter.end();
// pixmap = pixmap.scaled(rect.size());
// painter.begin(&pixmap);
// Draw rounded rect.
QBrush brush(bubbleColor_, Qt::SolidPattern);
painter.setBrush(brush);
painter.drawRoundedRect(rect, 20.0, 20.0);
// Draw text
painter.setPen(textColor_);
painter.drawText(rect, Qt::AlignCenter | Qt::TextWordWrap, fullChatLog);
return pixmap;
}
