/**
* \file screen.C
- * Copyright 2002 the LyX Team
- * Read the file COPYING
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
*
- * \author John Levon <moz@compsoc.man.ac.uk>
+ * \author John Levon
+ *
+ * Full author contact details are available in file CREDITS
*
* Splash screen code added by Angus Leeming
*/
-#ifdef __GNUG__
-#pragma implementation
-#endif
#include <config.h>
#include "screen.h"
#include "lyxtext.h"
+#include "lyxrc.h"
#include "lyxrow.h"
#include "BufferView.h"
#include "buffer.h"
#include "font_metrics.h"
#include "language.h"
#include "debug.h"
+#include "rowpainter.h"
// Splash screen-specific stuff
#include "lyxfont.h"
string const & text() const { return text_; }
///
LyXFont const & font() const { return font_; }
+ ///
+ void connect(grfx::Loader::slot_type const & slot) const {
+ loader_.connect(slot);
+ }
+ ///
+ void startLoading() const {
+ if (loader_.status() == grfx::WaitingToLoad)
+ loader_.startLoading();
+ }
private:
/** Make the c-tor private so we can control how many objects
SplashScreen::SplashScreen()
: text_(lyx_version ? lyx_version : "unknown")
{
- string const file = LibFileSearch("images", "banner", "xpm");
+ if (!lyxrc.show_banner)
+ return;
+
+ string const file = LibFileSearch("images", "banner", "ppm");
if (file.empty())
return;
// Load up the graphics file
loader_.reset(file);
- // We aren't interested here in when the image is loaded.
- // If it isn't ready when we want it, then we ignore it.
-// loader_->statusChanged.connect(
-// boost::bind(&SplashScreen::statusChanged, this));
- if (loader_.status() == grfx::WaitingToLoad)
- loader_.startLoading();
}
} // namespace anon
LyXScreen::LyXScreen()
- : force_clear_(true), cursor_visible_(false)
+ : cursor_visible_(false), force_clear_(true), greyed_out_(true)
{
// Start loading the pixmap as soon as possible
- SplashScreen::get();
+ if (lyxrc.show_banner) {
+ SplashScreen const & splash = SplashScreen::get();
+ splash.connect(boost::bind(&LyXScreen::greyOut, this));
+ splash.startLoading();
+ }
}
text->first_y = newtop;
return true;
}
+
return false;
}
// Is a change necessary?
int const newtop = topCursorVisible(text->cursor, text->first_y);
bool const result = (newtop != text->first_y);
- if (result)
+ if (result) {
draw(text, bv, newtop);
+ }
+
return result;
}
void LyXScreen::redraw(LyXText * text, BufferView * bv)
{
- workarea().getPainter().start();
+ greyed_out_ = !text;
- if (!text) {
+ if (greyed_out_) {
greyOut();
- expose(0, 0, workarea().workWidth(), workarea().workHeight());
- workarea().getPainter().end();
return;
}
+ workarea().getPainter().start();
+
drawFromTo(text, bv, 0, workarea().workHeight(), 0, 0, text == bv->text);
expose(0, 0, workarea().workWidth(), workarea().workHeight());
void LyXScreen::greyOut()
{
+ if (!greyed_out_)
+ return;
+
+ workarea().getPainter().start();
+
workarea().getPainter().fillRectangle(0, 0,
workarea().workWidth(),
workarea().workHeight(),
workarea().getPainter().text(x, y, splash_text, splash_font);
}
+ expose(0, 0, workarea().workWidth(), workarea().workHeight());
+ workarea().getPainter().end();
}
int y1, int y2, int yo, int xo,
bool internal)
{
- lyxerr[Debug::GUI] << "screen: drawFromTo " << y1 << "-" << y2 << endl;
+ lyxerr[Debug::GUI] << "screen: drawFromTo " << y1 << '-' << y2 << endl;
int y_text = text->first_y + y1;
while (row != 0 && y < y2) {
LyXText::text_status st = text->status();
- text->getVisibleRow(bv, y + yo,
- xo, row, y + text->first_y);
+ // we need this here as the row pointer may be illegal
+ // at a later time (Jug20020502)
+ Row * prev = row->previous();
+ RowPainter rp(*bv, *text, *row);
+ if (rp.paint(y + yo, xo, y + text->first_y))
+ text->markChangeInDraw(bv, row, prev);
+
internal = internal && (st != LyXText::CHANGED_IN_DRAW);
while (internal && text->status() == LyXText::CHANGED_IN_DRAW) {
text->fullRebreak(bv);
st = LyXText::NEED_MORE_REFRESH;
text->setCursor(bv, text->cursor.par(), text->cursor.pos());
text->status(bv, st);
- text->getVisibleRow(bv, y + yo,
- xo, row, y + text->first_y);
+ Row * prev = row->previous();
+ RowPainter rp(*bv, *text, *row);
+ if (rp.paint(y + yo, xo, y + text->first_y))
+ text->markChangeInDraw(bv, row, prev);
}
y += row->height();
row = row->next();
force_clear_ = false;
// maybe we have to clear the screen at the bottom
- if ((y < y2) && text->bv_owner) {
+ if ((y < y2) && text->isTopLevel()) {
workarea().getPainter().fillRectangle(0, y,
workarea().workWidth(), y2 - y,
LColor::bottomarea);
if (((y + row->height()) > 0) &&
((y - row->height()) <= static_cast<int>(workarea().workHeight()))) {
- text->getVisibleRow(bv, y, xo, row, y + text->first_y);
+ Row * prev = row->previous();
+ RowPainter rp(*bv, *text, *row);
+ if (rp.paint(y, xo, y + text->first_y))
+ text->markChangeInDraw(bv, row, prev);
}
force_clear_ = false;
}