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git-svn-id: svn://db.shs.com.ru/libs@520 a8b55f48-bf90-11e4-a774-851b48703e85

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Пелипенко Иван
2019-04-08 14:07:43 +00:00
parent d5d4dac683
commit 4bce643660
2 changed files with 129 additions and 54 deletions
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159
qad/graphic/graphic.cpp
View File

@@ -25,8 +25,15 @@ Graphic::Graphic(QWidget * parent): QFrame(parent), line_x_min(this), line_x_max
if (trans->isEmpty())
trans->load("lang/qad_graphic_" + QLocale::system().name().left(2));
qApp->installTranslator(trans);
gesture_angle = 45.;
leg_update = true;
visible_update = fullscr = false;
visible_update = fullscr = need_mouse_pan = false;
gestures =
#ifdef Q_OS_ANDROID
true;
#else
false;
#endif
ui = new Ui::Graphic();
ui->setupUi(this);
/*line_x_min.resize(70, 22);
@@ -53,32 +60,13 @@ Graphic::Graphic(QWidget * parent): QFrame(parent), line_x_min(this), line_x_max
connect(&line_y_min, SIGNAL(valueChanged(double)), this, SLOT(lineYMinChanged(double)));
connect(&line_y_max, SIGNAL(valueChanged(double)), this, SLOT(lineYMaxChanged(double)));
connect(ui->canvas_raster, SIGNAL(paintEvent(QPaintEvent * )), this, SLOT(canvasPaintEvent()));
connect(ui->canvas_raster, SIGNAL(mouseMoveEvent(QMouseEvent * )), this, SLOT(canvasMouseMoveEvent(QMouseEvent * )));
connect(ui->canvas_raster, SIGNAL(mousePressEvent(QMouseEvent * )), this, SLOT(canvasMousePressEvent(QMouseEvent * )));
connect(ui->canvas_raster, SIGNAL(mouseReleaseEvent(QMouseEvent * )), this, SLOT(canvasMouseReleaseEvent(QMouseEvent * )));
connect(ui->canvas_raster, SIGNAL(mouseDoubleClickEvent(QMouseEvent*)), this, SLOT(canvasMouseDoubleClickEvent(QMouseEvent * )));
connect(ui->canvas_raster, SIGNAL(wheelEvent(QWheelEvent * )), this, SLOT(canvasWheelEvent(QWheelEvent * )));
connect(ui->canvas_raster, SIGNAL(leaveEvent(QEvent * )), this, SLOT(canvasLeaveEvent(QEvent * )));
connect(ui->canvas_raster, SIGNAL(keyPressEvent(QKeyEvent * )), this, SLOT(canvasKeyPressEvent(QKeyEvent * )));
prepareCanvas(ui->canvas_raster);
#ifdef HAS_GL
canvas_gl = new UGLWidget();
ui->layoutCanvas->addWidget(canvas_gl);
connect(canvas_gl, SIGNAL(paintSignal()), this, SLOT(canvasPaintEvent()));
connect(canvas_gl, SIGNAL(mouseMoveEvent(QMouseEvent * )), this, SLOT(canvasMouseMoveEvent(QMouseEvent * )));
connect(canvas_gl, SIGNAL(mousePressEvent(QMouseEvent * )), this, SLOT(canvasMousePressEvent(QMouseEvent * )));
connect(canvas_gl, SIGNAL(mouseReleaseEvent(QMouseEvent * )), this, SLOT(canvasMouseReleaseEvent(QMouseEvent * )));
connect(canvas_gl, SIGNAL(mouseDoubleClickEvent(QMouseEvent*)), this, SLOT(canvasMouseDoubleClickEvent(QMouseEvent * )));
connect(canvas_gl, SIGNAL(wheelEvent(QWheelEvent * )), this, SLOT(canvasWheelEvent(QWheelEvent * )));
connect(canvas_gl, SIGNAL(leaveEvent(QEvent * )), this, SLOT(canvasLeaveEvent(QEvent * )));
connect(canvas_gl, SIGNAL(keyPressEvent(QKeyEvent * )), this, SLOT(canvasKeyPressEvent(QKeyEvent * )));
canvas_gl->grabGesture(Qt::PinchGesture);
canvas_gl->grabGesture(Qt::PanGesture);
canvas_gl->setMouseTracking(true);
canvas_gl->installEventFilter(this);
prepareCanvas(canvas_gl);
#endif
ui->canvas_raster->grabGesture(Qt::PinchGesture);
ui->canvas_raster->grabGesture(Qt::PanGesture);
ui->canvas_raster->installEventFilter(this);
icon_exp_x = QIcon(":/icons/expand_x.png");
icon_exp_y = QIcon(":/icons/expand_y.png");
icon_exp_sx = QIcon(":/icons/expand_s_x.png");
@@ -167,9 +155,27 @@ bool Graphic::eventFilter(QObject * o, QEvent * e) {
if (o == canvas) {
switch (e->type()) {
case QEvent::Gesture:
if (!gestures) break;
foreach (QGesture * g, ((QGestureEvent*)e)->gestures())
procGesture(g);
break;
case QEvent::KeyPress:
if (((QKeyEvent*)e)->key() == Qt::Key_Back)
leaveFullscreen();
break;
case QEvent::TouchBegin:
if (!gestures) break;
need_mouse_pan = true;
break;
case QEvent::TouchUpdate: {
if (!gestures) break;
QList<QTouchEvent::TouchPoint> tpl = ((QTouchEvent*)e)->touchPoints();
if (tpl.size() == 2) {
need_mouse_pan = false;
QPointF dp = tpl[0].scenePos() - tpl[1].scenePos();
gesture_angle = rad2deg_qpie * qAtan2(qAbs(dp.y()), qAbs(dp.x()));
}
} break;
default: break;
}
}
@@ -177,9 +183,78 @@ bool Graphic::eventFilter(QObject * o, QEvent * e) {
}
void Graphic::prepareCanvas(QWidget * w) {
connect(w, SIGNAL(mouseMoveEvent(QMouseEvent * )), this, SLOT(canvasMouseMoveEvent(QMouseEvent * )));
connect(w, SIGNAL(mousePressEvent(QMouseEvent * )), this, SLOT(canvasMousePressEvent(QMouseEvent * )));
connect(w, SIGNAL(mouseReleaseEvent(QMouseEvent * )), this, SLOT(canvasMouseReleaseEvent(QMouseEvent * )));
connect(w, SIGNAL(mouseDoubleClickEvent(QMouseEvent*)), this, SLOT(canvasMouseDoubleClickEvent(QMouseEvent * )));
connect(w, SIGNAL(wheelEvent(QWheelEvent * )), this, SLOT(canvasWheelEvent(QWheelEvent * )));
connect(w, SIGNAL(leaveEvent(QEvent * )), this, SLOT(canvasLeaveEvent(QEvent * )));
connect(w, SIGNAL(keyPressEvent(QKeyEvent * )), this, SLOT(canvasKeyPressEvent(QKeyEvent * )));
//w->grabGesture(Qt::TapGesture);
w->grabGesture(Qt::TapAndHoldGesture);
//w->grabGesture(Qt::PanGesture);
w->grabGesture(Qt::PinchGesture);
w->setMouseTracking(true);
w->installEventFilter(this);
}
void Graphic::procGesture(QGesture * g) {
if (!g) return;
switch (g->gestureType()) {
case Qt::PanGesture: {
QPanGesture * pg = (QPanGesture*)g;
QPointF dp = -pg->delta();
dp.rx() /= getScaleX();
dp.ry() /= getScaleY();
selrect.translate(dp);
totalUpdate();
} break;
case Qt::PinchGesture: {
QPinchGesture * pg = (QPinchGesture*)g;
//qDebug() << pg->totalRotationAngle();
Qt::KeyboardModifiers km = Qt::NoModifier;
if (gesture_angle <= 20.) km = Qt::ControlModifier;
if (gesture_angle >= 70.) km = Qt::ShiftModifier;
procZoom(pg->centerPoint(), (pg->scaleFactor() - 1.) * 300., km);
totalUpdate();
} break;
case Qt::TapAndHoldGesture: {
QTapAndHoldGesture * pg = (QTapAndHoldGesture*)g;
if (pg->state() == Qt::GestureStarted)
fullscreen();
} break;
default:
qDebug() << g;
break;
}
//qDebug() << g;
}
void Graphic::procZoom(QPointF view_center, double dzoom, Qt::KeyboardModifiers km) {
double scl, wid = canvas->width() - gridborder.x() - margins_.width() - margins_.left(), hei = canvas->height() - gridborder.y() - margins_.height() - margins_.top();
double px = view_center.x() - gridborder.x() - margins_.left(), py = hei - view_center.y() + margins_.height();
px = px / wid * selrect.width() + selrect.x();
py = py / hei * selrect.height() + selrect.y();
scl = 1. - dzoom / 300.;
if (km == Qt::NoModifier)
selrect.setRect(px - (px - selrect.x()) * scl, py - (py - selrect.y()) * scl, selrect.width() * scl, selrect.height() * scl);
else {
if (km == Qt::ControlModifier)
selrect.setRect(px - (px - selrect.x()) * scl, selrect.y(), selrect.width() * scl, selrect.height());
if (km == Qt::ShiftModifier)
selrect.setRect(selrect.x(), py - (py - selrect.y()) * scl, selrect.width(), selrect.height() * scl);
}
}
void Graphic::totalUpdate() {
isFit = false;
emit visualRectChanged();
update(true);
setRectToLines();
}
@@ -277,6 +352,10 @@ void Graphic::canvasMouseMoveEvent(QMouseEvent * e) {
return;
}
if (!navigation) return;
if (gestures) {
if (!need_mouse_pan) return;
curaction = gaMove;
} else
if (curaction != gaMove && (e->buttons() & Qt::RightButton) == Qt::RightButton) return;
switch (curaction) {
case gaZoomInRect:
@@ -305,10 +384,7 @@ void Graphic::canvasMouseMoveEvent(QMouseEvent * e) {
if (e->modifiers() == Qt::ShiftModifier)
dp.setX(0.);
selrect.translate(dp);
isFit = false;
emit visualRectChanged();
update(true);
setRectToLines();
totalUpdate();
break;
default: break;
}
@@ -319,6 +395,7 @@ void Graphic::canvasMouseMoveEvent(QMouseEvent * e) {
void Graphic::canvasMousePressEvent(QMouseEvent * e) {
emit graphicMousePressEvent(canvas2real(QPointF(e->pos())), e->buttons());
if (!navigation) return;
if (gestures && !need_mouse_pan) return;
#ifdef HAS_GL
canvas_gl->setCursor(guides ? Qt::BlankCursor : Qt::ArrowCursor);
#endif
@@ -326,7 +403,7 @@ void Graphic::canvasMousePressEvent(QMouseEvent * e) {
prevpos = e->pos();
startpos = prevpos;
startpos_r = canvas2real(startpos);
if (cancel) return;
if (cancel || gestures) return;
if (e->button() == Qt::MidButton) curaction = gaMove;
if (e->button() == Qt::RightButton) {
if (bufferActive) {
@@ -361,6 +438,8 @@ void Graphic::canvasMousePressEvent(QMouseEvent * e) {
void Graphic::canvasMouseReleaseEvent(QMouseEvent * e) {
emit graphicMouseReleaseEvent(canvas2real(QPointF(e->pos())), e->buttons());
if (gestures) return;
need_mouse_pan = false;
if (!navigation) return;
#ifdef HAS_GL
canvas_gl->setCursor(guides ? Qt::BlankCursor : Qt::ArrowCursor);
@@ -416,25 +495,10 @@ void Graphic::canvasMouseDoubleClickEvent(QMouseEvent * ) {
void Graphic::canvasWheelEvent(QWheelEvent * e) {
//if (curaction != gaMove) return;
emit graphicWheelEvent(canvas2real(QPointF(e->pos())), e->delta());
if (gestures) return;
if (!navigation) return;
double scl, wid = canvas->width() - gridborder.x() - margins_.width() - margins_.left(), hei = canvas->height() - gridborder.y() - margins_.height() - margins_.top();
double px = e->pos().x() - gridborder.x() - margins_.left(), py = hei - e->pos().y() + margins_.height();
px = px / wid * selrect.width() + selrect.x();
py = py / hei * selrect.height() + selrect.y();
if (e->delta() > 0) scl = 1. / 1.2;
else scl = 1.2;
if (e->modifiers() == Qt::NoModifier)
selrect.setRect(px - (px - selrect.x()) * scl, py - (py - selrect.y()) * scl, selrect.width() * scl, selrect.height() * scl);
else {
if (e->modifiers() == Qt::ControlModifier)
selrect.setRect(px - (px - selrect.x()) * scl, selrect.y(), selrect.width() * scl, selrect.height());
if (e->modifiers() == Qt::ShiftModifier)
selrect.setRect(selrect.x(), py - (py - selrect.y()) * scl, selrect.width(), selrect.height() * scl);
}
isFit = false;
update(true);
setRectToLines();
emit visualRectChanged();
procZoom(e->pos(), e->delta(), e->modifiers());
totalUpdate();
}
@@ -550,6 +614,11 @@ void Graphic::setOnlyExpandX(bool yes) {
}
void Graphic::setGesturesNavigation(bool yes) {
gestures = yes;
}
Graphic::GraphicsData Graphic::graphicsData() const {
GraphicsData ret;
ret.resize(graphics.size());

12
qad/graphic/graphic.h
View File

@@ -25,7 +25,7 @@ QT_BEGIN_NAMESPACE
namespace Ui {
class Graphic;
};
}
class UGLWidget;
@@ -76,6 +76,7 @@ class Graphic: public QFrame
Q_PROPERTY(bool paused READ paused WRITE setPaused)
Q_PROPERTY(bool onlyExpandY READ onlyExpandY WRITE setOnlyExpandY)
Q_PROPERTY(bool onlyExpandX READ onlyExpandX WRITE setOnlyExpandX)
Q_PROPERTY(bool gesturesNavigation READ gesturesNavigation WRITE setGesturesNavigation)
Q_PROPERTY(double historySize READ historySize WRITE setHistorySize)
Q_PROPERTY(double maxVisibleTime READ maxVisibleTime WRITE setMaxVisibleTime)
Q_PROPERTY(double autoXIncrement READ autoXIncrement WRITE setAutoXIncrement)
@@ -162,6 +163,7 @@ public:
bool paused() const {return pause_;}
bool onlyExpandY() const {return only_expand_y;}
bool onlyExpandX() const {return only_expand_x;}
bool gesturesNavigation() const {return gestures;}
bool isAutofitted() const {return isFit;}
int currentGraphic() const {return curGraphic;}
int graphicsCount() const {return graphics.size();}
@@ -273,6 +275,7 @@ public slots:
void setMinimumRepaintInterval(const int & val) {min_repaint_int = val;}
void setOnlyExpandY(bool yes);
void setOnlyExpandX(bool yes);
void setGesturesNavigation(bool yes);
void setHistogramMinIntervals(int value) {min_int = value; updateGraphics();}
void setHistogramMaxIntervals(int value) {max_int = value; updateGraphics();}
void setHistogramMinDeltaMultiplier(double value) {mdm = value; updateGraphics();}
@@ -323,7 +326,10 @@ protected:
virtual void timerEvent(QTimerEvent * );
virtual bool eventFilter(QObject * o, QEvent * e);
void prepareCanvas(QWidget * w);
void procGesture(QGesture * g);
void procZoom(QPointF view_center, double dzoom, Qt::KeyboardModifiers km = Qt::NoModifier);
void totalUpdate();
void setCurrentAction(GraphicAction action);
void findGraphicsRect(double start_x = 0., double end_x = 0., double start_y = 0., double end_y = 0.);
void tick(int index, bool slide = true, bool update = true);
@@ -377,9 +383,9 @@ protected:
Graduation grad_x, grad_y;
AxisType axis_type_x;
double gridx, gridy, history, visible_time, inc_x, mdm, grid_numbers_x, grid_numbers_y, LN2, LN5, LN10;
double eminx, eminy, emaxx, emaxy, pause_phase;
double eminx, eminy, emaxx, emaxy, pause_phase, gesture_angle, need_mouse_pan;
int legy, lastw, lasth, min_repaint_int, min_int, max_int, timer_pause, thick;
bool aalias, aupdate, mupdate, grid, guides, isFit, isEmpty, isOGL, isHover, bufferActive, cancel, pause_, isPrinting;
bool aalias, aupdate, mupdate, grid, guides, isFit, isEmpty, isOGL, isHover, bufferActive, cancel, pause_, isPrinting, gestures;
bool hasLblX, hasLblY, navigation, only_expand_y, only_expand_x, is_lines_update, leg_update, visible_update, fullscr;
protected slots: