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#include "baside2.hxx"
#include "linenumberwindow.hxx"
#include <svtools/xtextedt.hxx>
#include <svtools/textview.hxx>
LineNumberWindow::LineNumberWindow( Window* pParent, ModulWindow* pModulWin ) :
Window( pParent, WB_BORDER ),
pModulWindow(pModulWin),
nWidth(1)
{
SetBackground(Wallpaper(GetSettings().GetStyleSettings().GetFieldColor()));
}
LineNumberWindow::~LineNumberWindow() { }
void LineNumberWindow::Paint( const Rectangle& )
{
ExtTextEngine* txtEngine = pModulWindow->GetEditEngine();
if(!txtEngine)
return;
TextView* txtView = pModulWindow->GetEditView();
if(!txtView)
return;
GetParent()->Resize();
ulong windowHeight = GetOutputSize().Height();
ulong startY = txtView->GetStartDocPos().Y();
ulong nLineHeight = GetTextHeight();
ulong nStartLine = startY / nLineHeight + 1;
ulong nEndLine = (startY + windowHeight) / nLineHeight + 1;
if(txtEngine->GetParagraphCount() + 1 < nEndLine)
nEndLine = txtEngine->GetParagraphCount() + 1;
nWidth = String::CreateFromInt64(nEndLine).Len() * 10;
for(ulong i = nStartLine, y = 0; i < nEndLine; ++i, y += nLineHeight)
DrawText(Point(0, y), String::CreateFromInt64(i));
}
void LineNumberWindow::DataChanged(DataChangedEvent const & rDCEvt)
{
Window::DataChanged(rDCEvt);
if (rDCEvt.GetType() == DATACHANGED_SETTINGS
&& (rDCEvt.GetFlags() & SETTINGS_STYLE) != 0)
{
Color aColor(GetSettings().GetStyleSettings().GetFieldColor());
if (aColor != rDCEvt.GetOldSettings()->GetStyleSettings().GetFieldColor())
{
SetBackground(Wallpaper(aColor));
Invalidate();
}
}
}
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