9e4c87be31
Change-Id: Ie0e941d48457d758525353d6c5cf858652f86fd3 Reviewed-on: https://gerrit.libreoffice.org/18938 Reviewed-by: Samuel Mehrbrodt <Samuel.Mehrbrodt@cib.de> Tested-by: Samuel Mehrbrodt <Samuel.Mehrbrodt@cib.de>
127 lines
3.4 KiB
C++
127 lines
3.4 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
|
|
/*
|
|
* This file is part of the LibreOffice project.
|
|
*
|
|
* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
|
|
*/
|
|
|
|
#include "baside2.hxx"
|
|
|
|
#include <vcl/xtextedt.hxx>
|
|
#include <vcl/settings.hxx>
|
|
|
|
namespace basctl
|
|
{
|
|
|
|
LineNumberWindow::LineNumberWindow (vcl::Window* pParent, ModulWindow* pModulWindow) :
|
|
Window(pParent, WB_BORDER),
|
|
m_pModulWindow(pModulWindow),
|
|
m_nCurYOffset(0)
|
|
{
|
|
SetBackground(Wallpaper(GetSettings().GetStyleSettings().GetFieldColor()));
|
|
m_nBaseWidth = GetTextWidth("8");
|
|
m_nWidth = m_nBaseWidth * 3 + m_nBaseWidth / 2;
|
|
}
|
|
|
|
LineNumberWindow::~LineNumberWindow()
|
|
{
|
|
disposeOnce();
|
|
}
|
|
|
|
void LineNumberWindow::dispose()
|
|
{
|
|
m_pModulWindow.clear();
|
|
Window::dispose();
|
|
}
|
|
|
|
void LineNumberWindow::Paint( vcl::RenderContext& rRenderContext, const Rectangle&)
|
|
{
|
|
if(SyncYOffset())
|
|
return;
|
|
|
|
ExtTextEngine* txtEngine = m_pModulWindow->GetEditEngine();
|
|
if (!txtEngine)
|
|
return;
|
|
|
|
TextView* txtView = m_pModulWindow->GetEditView();
|
|
if (!txtView)
|
|
return;
|
|
|
|
GetParent()->Resize();
|
|
|
|
int windowHeight = rRenderContext.GetOutputSize().Height();
|
|
int nLineHeight = rRenderContext.GetTextHeight();
|
|
if (!nLineHeight)
|
|
{
|
|
return;
|
|
}
|
|
|
|
int startY = txtView->GetStartDocPos().Y();
|
|
const sal_uInt32 nStartLine = startY / nLineHeight + 1;
|
|
sal_uInt32 nEndLine = (startY + windowHeight) / nLineHeight + 1;
|
|
|
|
if (txtEngine->GetParagraphCount() + 1 < nEndLine)
|
|
nEndLine = txtEngine->GetParagraphCount() + 1;
|
|
|
|
// FIXME: it would be best if we could get notified of a font change
|
|
// rather than doing that re-calculation at each Paint event
|
|
m_nBaseWidth = GetTextWidth("8");
|
|
|
|
// reserve enough for 3 digit minimum, with a bit to spare for comfort
|
|
m_nWidth = m_nBaseWidth * 3 + m_nBaseWidth / 2;
|
|
sal_uInt32 i = (nEndLine + 1) / 1000;
|
|
while (i)
|
|
{
|
|
i /= 10;
|
|
m_nWidth += m_nBaseWidth;
|
|
}
|
|
|
|
sal_Int64 y = (nStartLine - 1) * (sal_Int64)nLineHeight;
|
|
for (sal_uInt32 n = nStartLine; n <= nEndLine; ++n, y += nLineHeight)
|
|
rRenderContext.DrawText(Point(0, y - m_nCurYOffset), OUString::number(n));
|
|
}
|
|
|
|
void LineNumberWindow::DataChanged(DataChangedEvent const & rDCEvt)
|
|
{
|
|
Window::DataChanged(rDCEvt);
|
|
if (rDCEvt.GetType() == DataChangedEventType::SETTINGS
|
|
&& (rDCEvt.GetFlags() & AllSettingsFlags::STYLE))
|
|
{
|
|
Color aColor(GetSettings().GetStyleSettings().GetFieldColor());
|
|
const AllSettings* pOldSettings = rDCEvt.GetOldSettings();
|
|
if (!pOldSettings || aColor != pOldSettings->GetStyleSettings().GetFieldColor())
|
|
{
|
|
SetBackground(Wallpaper(aColor));
|
|
Invalidate();
|
|
}
|
|
}
|
|
}
|
|
|
|
void LineNumberWindow::DoScroll(long nHorzScroll, long nVertScroll)
|
|
{
|
|
m_nCurYOffset -= nVertScroll;
|
|
Window::Scroll(nHorzScroll, nVertScroll);
|
|
}
|
|
|
|
|
|
bool LineNumberWindow::SyncYOffset()
|
|
{
|
|
TextView* pView = m_pModulWindow->GetEditView();
|
|
if (!pView)
|
|
return false;
|
|
|
|
long nViewYOffset = pView->GetStartDocPos().Y();
|
|
if (m_nCurYOffset == nViewYOffset)
|
|
return false;
|
|
|
|
m_nCurYOffset = nViewYOffset;
|
|
Invalidate();
|
|
return true;
|
|
}
|
|
|
|
|
|
} // namespace basctl
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|