#include "GuiWorkArea_Private.h"
#include "ColorCache.h"
-#include "FontLoader.h"
#include "GuiApplication.h"
#include "GuiCompleter.h"
#include "GuiKeySymbol.h"
#include "Font.h"
#include "FuncRequest.h"
#include "KeySymbol.h"
-#include "Language.h"
#include "LyX.h"
#include "LyXRC.h"
#include "LyXVC.h"
#include "Undo.h"
#include "version.h"
-#include "graphics/GraphicsImage.h"
-#include "graphics/GraphicsLoader.h"
-
#include "support/convert.h"
#include "support/debug.h"
#include "support/lassert.h"
#include "support/TempFile.h"
#include "frontends/Application.h"
+#include "frontends/CaretGeometry.h"
+
#include "frontends/FontMetrics.h"
#include "frontends/WorkAreaManager.h"
#include <cmath>
#include <iostream>
-int const TabIndicatorWidth = 3;
-
#undef KeyPress
#undef NoModifier
case Qt::LeftButton:
b = mouse_button::button1;
break;
- case Qt::MidButton:
+ case Qt::MiddleButton:
b = mouse_button::button2;
break;
case Qt::RightButton:
mouse_button::state b = mouse_button::none;
if (state & Qt::LeftButton)
b |= mouse_button::button1;
- if (state & Qt::MidButton)
+ if (state & Qt::MiddleButton)
b |= mouse_button::button2;
if (state & Qt::RightButton)
b |= mouse_button::button3;
namespace frontend {
-class CaretWidget {
-public:
- CaretWidget() : dir(1), l_shape(false), completable(false),
- x(0), y(0), slope(0)
- {}
-
- /* Draw the caret. Parameter \c horiz_offset is not 0 when there
- * has been horizontal scrolling in current row
- */
- void draw(QPainter & painter, int horiz_offset)
- {
- if (dim.empty())
- return;
- // correction is (1) for horizontal scrolling and (2) for
- // better positionning of large cursors.
- int const xx = x - horiz_offset - dim.wid / 2;
- int const lx = dim.height() / 3;
-
- // draw caret box
- painter.setPen(color);
- QPainterPath path;
- path.moveTo(xx + dim.asc * slope, y);
- path.lineTo(xx - dim.des * slope, y + dim.height());
- path.lineTo(xx + dir * dim.wid - dim.des * slope, y + dim.height());
- path.lineTo(xx + dir * dim.wid + dim.asc * slope, y);
- painter.setRenderHint(QPainter::Antialiasing, true);
- painter.fillPath(path, color);
- painter.setRenderHint(QPainter::Antialiasing, false);
-
- // draw RTL/LTR indication
- if (l_shape)
- painter.fillRect(xx - dim.des * slope,
- y + dim.height() - dim.wid + 1,
- dir * (dim.wid + lx - 1), dim.wid, color);
-
- // draw completion triangle
- if (completable) {
- int const m = y + dim.height() / 2;
- int const d = TabIndicatorWidth * dim.wid - 1;
- // offset for slanted carret
- int const sx = (dim.asc - (dim.height() / 2 - d)) * slope;
- painter.drawLine(xx + dir * (dim.wid + 1) + sx, m - d,
- xx + dir * (dim.wid + d + 1) + sx, m);
- painter.drawLine(xx + dir * (dim.wid + 1) + sx, m + d,
- xx + dir * (dim.wid + d + 1) + sx, m);
- }
- }
-
- void update(BufferView const * bv, bool complet) {
- // Cursor size and position
- Point point;
- bv->caretPosAndDim(point, dim);
- x = point.x_;
- y = point.y_;
- completable = complet;
-
- Cursor const & cur = bv->cursor();
- Font const & realfont = cur.real_current_font;
- FontMetrics const & fm = theFontMetrics(realfont.fontInfo());
- BufferParams const & bp = bv->buffer().params();
- bool const samelang = realfont.language() == bp.language;
- bool const isrtl = realfont.isVisibleRightToLeft();
- dir = isrtl ? -1 : 1;
- // special shape
- l_shape = (!samelang || isrtl != bp.language->rightToLeft())
- && realfont.language() != latex_language;
-
- // use slanted caret for italics in text edit mode
- // except for selections because the selection rect does not slant
- bool const slant = fm.italic() && cur.inTexted() && !cur.selection();
- slope = slant ? fm.italicSlope() : 0;
-
- color = guiApp->colorCache().get(Color_cursor);
- }
-
- /// text direction (1 for LtR, -1 for RtL)
- int dir;
- /// indication for language change
- bool l_shape;
- /// triangle to show that a completion is available
- bool completable;
- ///
- QColor color;
- /// dimension uf base caret
- Dimension dim;
- /// x position (were the vertical line is drawn)
- int x;
- /// y position (the top of the caret)
- int y;
- /// the slope for drawing slanted caret
- double slope;
-};
-
-
// This is a 'heartbeat' generating synthetic mouse move events when the
// cursor is at the top or bottom edge of the viewport. One scroll per 0.2 s
SyntheticMouseEvent::SyntheticMouseEvent()
GuiWorkArea::Private::Private(GuiWorkArea * parent)
-: p(parent), buffer_view_(nullptr), lyx_view_(nullptr), caret_(nullptr),
- caret_visible_(false), need_resize_(false), preedit_lines_(1),
- last_pixel_ratio_(1.0), completer_(new GuiCompleter(p, p)),
- dialog_mode_(false), shell_escape_(false), read_only_(false),
- clean_(true), externally_modified_(false), needs_caret_geometry_update_(true)
-{
-/* Qt on macOS and Wayland does not respect the
- * Qt::WA_OpaquePaintEvent attribute and resets the widget backing
- * store at each update. Therefore, we use our own backing store in
- * these two cases. */
-#if QT_VERSION >= 0x050000
+ : p(parent), completer_(new GuiCompleter(p, p))
+{
+ /* Qt on macOS and Wayland does not respect the
+ * Qt::WA_OpaquePaintEvent attribute and resets the widget backing
+ * store at each update. Therefore, we use our own backing store
+ * in these two cases.
+ */
use_backingstore_ = guiApp->platformName() == "cocoa"
|| guiApp->platformName().contains("wayland");
-#else
-# ifdef Q_OS_MAC
- use_backingstore_ = true;
-# else
- use_backingstore_ = false;
-# endif
-#endif
int const time = QApplication::cursorFlashTime() / 2;
if (time > 0) {
buffer_view_->buffer().workAreaManager().remove(p);
} catch(...) {}
delete buffer_view_;
- delete caret_;
// Completer has a QObject parent and is thus automatically destroyed.
// See #4758.
// delete completer_;
// With Qt4.5 a mouse event will happen before the first paint event
// so make sure that the buffer view has an up to date metrics.
d->buffer_view_->resize(viewport()->width(), viewport()->height());
- d->caret_ = new frontend::CaretWidget();
setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
setAcceptDrops(true);
&& !completer_->popupVisible()
&& !completer_->inlineVisible();
- caret_->update(buffer_view_, completable);
+ buffer_view_->buildCaretGeometry(completable);
needs_caret_geometry_update_ = true;
caret_visible_ = true;
}
+/* Draw the caret. Parameter \c horiz_offset is not 0 when there
+ * has been horizontal scrolling in current row
+ */
+void GuiWorkArea::Private::drawCaret(QPainter & painter, int horiz_offset) const
+{
+ if (buffer_view_->caretGeometry().shapes.empty())
+ return;
+
+ QColor const color = guiApp->colorCache().get(Color_cursor);
+ painter.setPen(color);
+ painter.setRenderHint(QPainter::Antialiasing, true);
+ for (auto const & shape : buffer_view_->caretGeometry().shapes) {
+ bool first = true;
+ QPainterPath path;
+ for (Point const & p : shape) {
+ if (first) {
+ path.moveTo(p.x_ - horiz_offset, p.y_);
+ first = false;
+ } else
+ path.lineTo(p.x_ - horiz_offset, p.y_);
+ }
+ painter.fillPath(path, color);
+ }
+ painter.setRenderHint(QPainter::Antialiasing, false);
+}
+
+
void GuiWorkArea::Private::updateScrollbar()
{
// Prevent setRange() and setSliderPosition from causing recursive calls via
cur.boundary(bound);
d->buffer_view_->buffer().changed(false);
- return;
}
// FIXME: shall we use real_current_font here? (see #10478)
FontInfo const font = buffer_view_->cursor().getFont().fontInfo();
FontMetrics const & fm = theFontMetrics(font);
- int const height = fm.maxHeight();
- int cur_x = caret_->x;
- int cur_y = caret_->y + height;
+ Point point;
+ Dimension dim;
+ buffer_view_->caretPosAndDim(point, dim);
+ int cur_x = point.x_;
+ int cur_y = point.y_ + dim.height();
// get attributes of input method cursor.
// cursor_pos : cursor position in preedit string.
// if we reached the right extremity of the screen, go to next line.
if (cur_x + fm.width(typed_char) > p->viewport()->width() - right_margin) {
cur_x = right_margin;
- cur_y += height + 1;
+ cur_y += dim.height() + 1;
++preedit_lines_;
}
// preedit strings are displayed with dashed underline
if (d->caret_visible_) {
if (d->needs_caret_geometry_update_)
d->updateCaretGeometry();
- d->caret_->draw(pain, d->buffer_view_->horizScrollOffset());
+ d->drawCaret(pain, d->buffer_view_->horizScrollOffset());
}
d->updateScreen(ev->rect());
// redraw area of preedit string.
- int height = d->caret_->dim.height();
- int cur_y = d->caret_->y;
- viewport()->update(0, cur_y, viewport()->width(),
- (height + 1) * d->preedit_lines_);
+ // int height = d->caret_->dim.height();
+ // int cur_y = d->caret_->y;
+ // viewport()->update(0, cur_y, viewport()->width(),
+ // (height + 1) * d->preedit_lines_);
+ viewport()->update();
if (d->preedit_string_.empty()) {
d->preedit_lines_ = 1;
QVariant GuiWorkArea::inputMethodQuery(Qt::InputMethodQuery query) const
{
- QRect cur_r(0, 0, 0, 0);
switch (query) {
// this is the CJK-specific composition window position and
// the context menu position when the menu key is pressed.
- case Qt::ImMicroFocus:
- return QRect(d->caret_->x - 10 * (d->preedit_lines_ != 1),
- d->caret_->y + d->caret_->dim.height() * d->preedit_lines_,
- d->caret_->dim.width(), d->caret_->dim.height());
- default:
- return QWidget::inputMethodQuery(query);
+#if (QT_VERSION < 0x050000)
+ case Qt::ImMicroFocus: {
+#else
+ case Qt::ImCursorRectangle: {
+#endif
+ CaretGeometry const & cg = bufferView().caretGeometry();
+ return QRect(cg.left - 10 * (d->preedit_lines_ != 1),
+ cg.top + cg.height() * d->preedit_lines_,
+ cg.width(), cg.height());
+ }
+ default:
+ return QWidget::inputMethodQuery(query);
}
}
void TabWorkArea::mousePressEvent(QMouseEvent *me)
{
- if (me->button() == Qt::MidButton)
+ if (me->button() == Qt::MiddleButton)
midpressed_tab_ = tabBar()->tabAt(me->pos());
else
QTabWidget::mousePressEvent(me);
void TabWorkArea::mouseReleaseEvent(QMouseEvent *me)
{
- if (me->button() == Qt::MidButton) {
+ if (me->button() == Qt::MiddleButton) {
int const midreleased_tab = tabBar()->tabAt(me->pos());
if (midpressed_tab_ == midreleased_tab && posIsTab(me->pos()))
closeTab(midreleased_tab);
}
-void GuiWorkAreaContainer::dispatch(FuncRequest f) const
+void GuiWorkAreaContainer::dispatch(FuncRequest const & f) const
{
lyx::dispatch(FuncRequest(LFUN_BUFFER_SWITCH,
wa_->bufferView().buffer().absFileName()));