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Fixed Partial map displayed after window resize bug [882424 ]

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git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@875 c8812cc2-4d05-0410-92ff-de0c093fc19c
This commit is contained in:
gsherman 2004-02-20 20:53:26 +00:00
parent 07d60883ad
commit d471367572
1 changed files with 14 additions and 6 deletions
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16
src/qgsmapcanvas.cpp
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@ -191,7 +191,9 @@ void QgsMapCanvas::refresh()
void QgsMapCanvas::render2()
{
QString msg = frozen ? "frozen" : "thawed";
//std::cout << "Map canvas is " << msg << std::endl;
#ifdef QGISDEBUG
std::cout << "Map canvas is " << msg << std::endl;
#endif
if (!frozen && dirty)
{
if (!drawing)
@ -205,7 +207,10 @@ void QgsMapCanvas::render2()
double muppX, muppY;
muppY = currentExtent.height() / height();
muppX = currentExtent.width() / width();
// std::cout << "MuppX is: " << muppX << "\nMuppY is: " << muppY << std::endl;
#ifdef QGISDEBUG
std::cout << "Current extent is " << currentExtent.stringRep() << std::endl;
std::cout << "MuppX is: " << muppX << "\nMuppY is: " << muppY << std::endl;
#endif
m_mupp = muppY > muppX ? muppY : muppX;
// calculate the actual extent of the mapCanvas
double dxmin, dxmax, dymin, dymax, whitespace;
@ -229,10 +234,13 @@ void QgsMapCanvas::render2()
// endl << "dymax: " << dymax << std::endl << "whitespace: " << whitespace << std::endl;
coordXForm->setParameters(m_mupp, dxmin, dymin, height()); //currentExtent.xMin(), currentExtent.yMin(), currentExtent.yMax());
// update the currentExtent to match the device coordinates
currentExtent.setXmin(dxmin);
//GS - removed the current extent update to fix bug --
//TODO remove the next 4 lines after we're sure this works ok
/*currentExtent.setXmin(dxmin);
currentExtent.setXmax(dxmax);
currentExtent.setYmin(dymin);
currentExtent.setYmax(dymax);
currentExtent.setYmax(dymax); */
// render all layers in the stack, starting at the base
std::list < QString >::iterator li = zOrder.begin();
// std::cout << "MAP LAYER COUNT: " << layers.size() << std::endl;