bool MgCmdDrawLines::touchEnded(const MgMotion* sender)
{
Point2d pnt(snapPoint(sender));
float distmin = mgDisplayMmToModel(2.f, sender);
bool closed = false;
dynshape()->shape()->setPoint(m_step, pnt);
if (needCheckClosed()) {
closed = m_step > 2 && pnt.distanceTo(dynshape()->shape()->getPoint(0)) < distmin;
((MgBaseLines*)dynshape()->shape())->setClosed(closed);
}
dynshape()->shape()->update();
if (pnt.distanceTo(dynshape()->shape()->getPoint(m_step - 1)) > distmin) {
if (closed || needEnded()) {
if (closed) {
((MgBaseLines*)dynshape()->shape())->removePoint(m_step);
}
_addshape(sender);
_delayClear();
m_step = 0;
}
else if (++m_step >= dynshape()->shape()->getPointCount()) {
((MgBaseLines*)dynshape()->shape())->addPoint(pnt);
}
}
return _touchEnded(sender);
}
bool MgCmdDrawFreeLines::touchEnded(const MgMotion* sender)
{
MgBaseLines* lines = (MgBaseLines*)dynshape()->shape();
float closelen = mgLineHalfWidthModel(dynshape(), sender) + mgDisplayMmToModel(5, sender);
float closedist = sender->pointM.distanceTo(dynshape()->shape()->getPoint(0));
bool closed = (m_step > 2 && closedist < closelen
&& dynshape()->shape()->getExtent().width() > closedist * 1.5f
&& dynshape()->shape()->getExtent().height() > closedist * 1.5f);
if (m_step > 2 && dynshape()->shape()->isClosed() != closed) {
lines->setClosed(closed);
if (closed)
lines->removePoint(m_step);
else
lines->addPoint(sender->pointM);
}
if (!closed) {
dynshape()->shape()->setPoint(m_step, sender->pointM);
if (m_step > 0 && !canAddPoint(sender, true))
lines->removePoint(m_step);
}
dynshape()->shape()->update();
if (m_step > 1) {
_addshape(sender);
}
else {
click(sender); // add a point
}
_delayClear();
return _touchEnded(sender);
}
MgShape* MgCmdErase::hitTest(const MgMotion* sender)
{
Box2d limits(sender->startPointM, mgDisplayMmToModel(6, sender), 0);
Point2d nearpt;
return sender->view->shapes()->hitTest(limits, nearpt);
}
bool MgCmdDrawFreeLines::touchMoved(const MgMotion* sender)
{
MgBaseLines* lines = (MgBaseLines*)dynshape()->shape();
float closelen = mgLineHalfWidthModel(dynshape(), sender) + mgDisplayMmToModel(5, sender);
float closedist = sender->pointM.distanceTo(dynshape()->shape()->getPoint(0));
bool closed = (m_step > 2 && closedist < closelen
&& dynshape()->shape()->getExtent().width() > closedist * 1.5f
&& dynshape()->shape()->getExtent().height() > closedist * 1.5f);
if (m_step > 2 && dynshape()->shape()->isClosed() != closed) {
lines->setClosed(closed);
if (closed)
lines->removePoint(m_step);
else
lines->addPoint(sender->pointM);
}
if (!closed) {
dynshape()->shape()->setPoint(m_step, sender->pointM);
if (m_step > 0 && canAddPoint(sender, false)) {
m_step++;
if (m_step >= dynshape()->shape()->getPointCount()) {
((MgBaseLines*)dynshape()->shape())->addPoint(sender->pointM);
}
}
}
dynshape()->shape()->update();
return _touchMoved(sender);
}
bool MgCmdDrawSplines::canAddPoint(const MgMotion* sender, bool ended)
{
if (!m_freehand && !ended)
return false;
if (m_step > 0 && mgDisplayMmToModel(ended ? 0.2f : 0.5f, sender)
> sender->pointM.distanceTo(dynshape()->shape()->getPoint(m_step - 1))) {
return false;
}
return true;
}
bool MgCmdDrawLines::doubleClick(const MgMotion* sender)
{
if (m_step > 1) {
while (m_step > 1 && mgDisplayMmToModel(3.f, sender) >
sender->pointM.distanceTo(dynshape()->shape()->getPoint(m_step))) {
((MgBaseLines*)dynshape()->shape())->removePoint(m_step--);
}
_addshape(sender);
_delayClear();
m_step = 0;
}
return true;
}
bool MgCommandDraw::_click(const MgMotion* sender)
{
Box2d limits(sender->pointM, mgDisplayMmToModel(10, sender), 0);
Point2d nearpt;
MgShape* shape = sender->view->shapes()->hitTest(limits, nearpt);
if (shape) {
g_newShapeID = shape->getID();
mgGetCommandManager()->setCommand(sender, "select");
}
return shape || longPress(sender);
}
bool MgCmdDrawLines::touchMoved(const MgMotion* sender)
{
Point2d pnt(snapPoint(sender));
dynshape()->shape()->setPoint(m_step, pnt);
if (needCheckClosed()) {
float distmin = mgDisplayMmToModel(2.f, sender);
bool closed = m_step > 2 && pnt.distanceTo(dynshape()->shape()->getPoint(0)) < distmin;
((MgBaseLines*)dynshape()->shape())->setClosed(closed);
}
dynshape()->shape()->update();
return _touchMoved(sender);
}
bool MgCmdDrawRect::touchEnded(const MgMotion* sender)
{
Point2d pt1(m_startPt);
Point2d pt2(snapPoint(sender));
MgBaseRect* shape = (MgBaseRect*)dynshape()->shape();
shape->setRect2P(pt1, pt2);
dynshape()->shape()->update();
float minDist = mgDisplayMmToModel(5, sender);
if (shape->getWidth() > minDist && shape->getHeight() > minDist) {
addRectShape(sender);
}
return _touchEnded(sender);
}
bool MgCmdDrawTriangle::touchEnded(const MgMotion* sender)
{
Point2d pnt(snapPoint(sender));
float distmin = mgDisplayMmToModel(2.f, sender);
dynshape()->shape()->setPoint(m_step, pnt);
dynshape()->shape()->update();
if (pnt.distanceTo(dynshape()->shape()->getPoint(m_step - 1)) > distmin) {
m_step++;
if (3 == m_step) {
_addshape(sender);
_delayClear();
m_step = 0;
}
}
return _touchEnded(sender);
}
bool MgCommandDraw::_touchEnded2(const MgMotion* sender)
{
Point2d pnt(snapPoint(sender));
float distmin = mgDisplayMmToModel(2.f, sender);
setStepPoint(m_step, pnt);
dynshape()->shape()->update();
if (pnt.distanceTo(dynshape()->shape()->getPoint(m_step - 1)) > distmin) {
m_step++;
if (m_step >= getMaxStep()) {
_addshape(sender);
_delayClear();
m_step = 0;
}
}
return _touchEnded(sender);
}
bool MgCmdDrawLines::canAddPoint(const MgMotion* sender, bool ended)
{
float minDist = mgDisplayMmToModel(3, sender);
Point2d endPt = m_shape->shape()->getPoint(m_step - 1);
float distToEnd = endPt.distanceTo(sender->pointM);
float turnAngle = 90;
if (m_step > 1)
{
Point2d lastPt = m_shape->shape()->getPoint(m_step - 2);
turnAngle = (endPt - lastPt).angleTo(sender->pointM - endPt);
turnAngle = mgRad2Deg(fabs(turnAngle));
}
if (distToEnd < minDist * (ended ? 0.25 : 1))
return false;
if (!ended && sin(turnAngle) * distToEnd < 5)
return false;
return true;
}
bool MgCmdDrawRect::touchEnded(const MgMotion* sender)
{
Point2d pt1(m_startPt);
Point2d pt2(snapPoint(sender));
MgBaseRect* shape = (MgBaseRect*)dynshape()->shape();
if (shape->getFlag(kMgSquare)) {
float len = (float)mgMax(fabs(pt2.x - pt1.x), fabs(pt2.y - pt1.y));
Box2d rect(m_startPt, 2.f * len, 0);
pt1 = rect.leftTop();
pt2 = rect.rightBottom();
}
shape->setRect(pt1, pt2);
dynshape()->shape()->update();
float minDist = mgDisplayMmToModel(5, sender);
if (shape->getWidth() > minDist && shape->getHeight() > minDist) {
addRectShape(sender);
}
return _touchEnded(sender);
}
