// JLH = James Hammons <jlhamm@acm.org>
//
// Who When What
-// --- ---------- -------------------------------------------------------------
+// --- ---------- ------------------------------------------------------------
// JLH 03/22/2011 Created this file
// JLH 09/29/2011 Added middle mouse button panning
//
#define BACKGROUND_MAX_SIZE 512
-// Class variable
-//Container DrawingView::document(Vector(0, 0));
-
DrawingView::DrawingView(QWidget * parent/*= NULL*/): QWidget(parent),
// The value in the settings file will override this.
- useAntialiasing(true), numSelected(0), numHovered(0), shiftDown(false),
- ctrlDown(false),
+ useAntialiasing(true), /*numSelected(0),*/ numHovered(0), shiftDown(false),
+ ctrlDown(false), altDown(false),
gridBackground(BACKGROUND_MAX_SIZE, BACKGROUND_MAX_SIZE),
- scale(1.0), offsetX(-10), offsetY(-10),
- gridPixels(0), collided(false), hoveringIntersection(false)
+ scale(1.0), offsetX(-10), offsetY(-10), document(true),
+ gridPixels(0), collided(false), hoveringIntersection(false),
+ dragged(NULL), draggingObject(false), angleSnap(false)
{
-// document.isTopLevelContainer = true;
//wtf? doesn't work except in c++11??? document = { 0 };
setBackgroundRole(QPalette::Base);
setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
Global::gridSpacing = 12.0; // In base units (inch is default)
-
#if 0
Line * line = new Line(Vector(5, 5), Vector(50, 40), &document);
document.Add(line);
document.objects.push_back(new Line(Vector(10, 83), Vector(17, 2)));
document.objects.push_back(new Circle(Vector(100, 100), 36));
document.objects.push_back(new Circle(Vector(50, 150), 49));
- document.objects.push_back(new Arc(Vector(300, 300), 32, PI / 4.0, PI * 1.3)),
- document.objects.push_back(new Arc(Vector(200, 200), 60, PI / 2.0, PI * 1.5));
+ document.objects.push_back(new Arc(Vector(300, 300), 32, TAU / 8.0, TAU * 0.65)),
+ document.objects.push_back(new Arc(Vector(200, 200), 60, TAU / 4.0, TAU * 0.75));
document.objects.push_back(new Dimension(Vector(50, 40), Vector(5, 5)));
document.objects.push_back(new Text(Vector(10, 83), "Here is some awesome text!"));
#endif
}
-#if 0
-void DrawingView::SetToolActive(Action * action)
-{
- if (action != NULL)
- {
- toolAction = action;
- connect(toolAction, SIGNAL(ObjectReady(Object *)), this,
- SLOT(AddNewObjectToDocument(Object *)));
- connect(toolAction, SIGNAL(NeedRefresh()), this, SLOT(HandleActionUpdate()));
- }
-}
-#endif
-
-
void DrawingView::SetGridSize(uint32_t size)
{
// Sanity check
pmp.end();
// Set up new BG brush & zoom level (pixels per base unit)
-// Painter::zoom = gridPixels / gridSpacing;
Global::zoom = gridPixels / Global::gridSpacing;
UpdateGridBackground();
}
}
-void DrawingView::SetCurrentLayer(int /*layer*/)
-{
-//Not needed anymore...
-// Global::currentLayer = layer;
-//printf("DrawingView::CurrentLayer = %i\n", layer);
-}
-
-
//
// Basically, we just make a single pass through the Container. If the layer #
// is less than the layer # being deleted, then do nothing. If the layer # is
}
+void DrawingView::HandlePenWidth(float width)
+{
+ std::vector<void *>::iterator i = select.begin();
+
+ for(; i!=select.end(); i++)
+ {
+ Object * obj = (Object *)(*i);
+ obj->thickness = width;
+ }
+}
+
+
+void DrawingView::HandlePenStyle(int style)
+{
+ std::vector<void *>::iterator i = select.begin();
+
+ for(; i!=select.end(); i++)
+ {
+ Object * obj = (Object *)(*i);
+ obj->style = style;
+ }
+}
+
+
+void DrawingView::HandlePenColor(uint32_t color)
+{
+ std::vector<void *>::iterator i = select.begin();
+
+ for(; i!=select.end(); i++)
+ {
+ Object * obj = (Object *)(*i);
+ obj->color = color;
+ }
+}
+
+
QPoint DrawingView::GetAdjustedMousePosition(QMouseEvent * event)
{
- // This is undoing the transform, e.g. going from client coords to local coords.
- // In essence, the height - y is height + (y * -1), the (y * -1) term doing the
- // conversion of the y-axis from increasing bottom to top.
+ // This is undoing the transform, e.g. going from client coords to local
+ // coords. In essence, the height - y is height + (y * -1), the (y * -1)
+ // term doing the conversion of the y-axis from increasing bottom to top.
return QPoint(offsetX + event->x(), offsetY + (size().height() - event->y()));
}
{
// VOODOO ALERT (ON Y COMPONENT!!!!) (eh?)
// No voodoo here, it's just grouped wrong to see it. It should be:
- // -offsetY + (size.height() + (y * -1.0)) <-- this is wrong, offsetY should be positive
+ // -offsetY + (size.height() + (y * -1.0)) <-- this is wrong, offsetY should be positive [why? we use -offsetX after all]
return QPoint(-offsetX + x, (size().height() - (-offsetY + y)) * +1.0);
}
//
// Renders objects in the passed in vector
//
-void DrawingView::RenderObjects(Painter * painter, std::vector<void *> & v, int layer)
+void DrawingView::RenderObjects(Painter * painter, std::vector<void *> & v, int layer, bool ignoreLayer/*= false*/)
{
std::vector<void *>::iterator i;
float scaledThickness = Global::scale * obj->thickness;
// If the object isn't on the current layer being drawn, skip it
- if (obj->layer != layer)
+ if (!ignoreLayer && (obj->layer != layer))
continue;
if ((Global::tool == TTRotate) && ctrlDown && obj->selected)
Vector v(d->p[0], d->p[1]);
double angle = v.Angle();
Vector unit = v.Unit();
- Vector linePt1 = d->p[0], linePt2 = d->p[1];
+ d->lp[0] = d->p[0], d->lp[1] = d->p[1];
Vector ortho;
double x1, y1, length;
if (d->subtype == DTLinearVert)
{
- if ((angle < 0) || (angle > PI))
+ if ((angle < 0) || (angle > HALF_TAU))
{
x1 = (d->p[0].x > d->p[1].x ? d->p[0].x : d->p[1].x);
y1 = (d->p[0].y > d->p[1].y ? d->p[0].y : d->p[1].y);
ortho = Vector(1.0, 0);
- angle = PI3_OVER_2;
+ angle = THREE_QTR_TAU;
}
else
{
x1 = (d->p[0].x > d->p[1].x ? d->p[1].x : d->p[0].x);
y1 = (d->p[0].y > d->p[1].y ? d->p[1].y : d->p[0].y);
ortho = Vector(-1.0, 0);
- angle = PI_OVER_2;
+ angle = QTR_TAU;
}
- linePt1.x = linePt2.x = x1;
+ d->lp[0].x = d->lp[1].x = x1;
length = fabs(d->p[0].y - d->p[1].y);
}
else if (d->subtype == DTLinearHorz)
{
- if ((angle < PI_OVER_2) || (angle > PI3_OVER_2))
+ if ((angle < QTR_TAU) || (angle > THREE_QTR_TAU))
{
x1 = (d->p[0].x > d->p[1].x ? d->p[0].x : d->p[1].x);
y1 = (d->p[0].y > d->p[1].y ? d->p[0].y : d->p[1].y);
x1 = (d->p[0].x > d->p[1].x ? d->p[1].x : d->p[0].x);
y1 = (d->p[0].y > d->p[1].y ? d->p[1].y : d->p[0].y);
ortho = Vector(0, -1.0);
- angle = PI;
+ angle = HALF_TAU;
}
- linePt1.y = linePt2.y = y1;
+ d->lp[0].y = d->lp[1].y = y1;
length = fabs(d->p[0].x - d->p[1].x);
}
else if (d->subtype == DTLinear)
{
- angle = Vector(linePt1, linePt2).Angle();
- ortho = Vector::Normal(linePt1, linePt2);
+ angle = Vector(d->lp[0], d->lp[1]).Angle();
+ ortho = Vector::Normal(d->lp[0], d->lp[1]);
length = v.Magnitude();
}
- unit = Vector(linePt1, linePt2).Unit();
+ unit = Vector(d->lp[0], d->lp[1]).Unit();
- Point p1 = linePt1 + (ortho * 10.0 * scaledThickness);
- Point p2 = linePt2 + (ortho * 10.0 * scaledThickness);
- Point p3 = linePt1 + (ortho * 16.0 * scaledThickness);
- Point p4 = linePt2 + (ortho * 16.0 * scaledThickness);
+ Point p1 = d->lp[0] + (ortho * 10.0 * scaledThickness);
+ Point p2 = d->lp[1] + (ortho * 10.0 * scaledThickness);
+ Point p3 = d->lp[0] + (ortho * 16.0 * scaledThickness);
+ Point p4 = d->lp[1] + (ortho * 16.0 * scaledThickness);
Point p5 = d->p[0] + (ortho * 4.0 * scaledThickness);
Point p6 = d->p[1] + (ortho * 4.0 * scaledThickness);
painter->DrawLine(p3, p5);
painter->DrawLine(p4, p6);
- // Calculate whether or not the arrowheads are too crowded to put inside
- // the extension lines. 9.0 is the length of the arrowhead.
- double t = Geometry::ParameterOfLineAndPoint(linePt1, linePt2, linePt2 - (unit * 9.0 * scaledThickness));
- //printf("Dimension::Draw(): t = %lf\n", t);
+ // Calculate whether or not the arrowheads are too crowded to put
+ // inside the extension lines. 9.0 is the length of the arrowhead.
+ double t = Geometry::ParameterOfLineAndPoint(d->lp[0], d->lp[1], d->lp[1] - (unit * 9.0 * scaledThickness));
// On the screen, it's acting like this is actually 58%...
// This is correct, we want it to happen at > 50%
painter->SetFont(QFont("Arial", 8.0 * Global::zoom * scaledThickness));
Point ctr = p2 + (Vector(p2, p1) / 2.0);
- #if 0
- QString dimText = QString("%1\"").arg(Vector(endpoint - position).Magnitude());
- #else
QString dimText;
if (length < 12.0)
else
dimText = QString("%1' %2\"").arg(feet).arg(inches);
}
- #endif
painter->DrawAngledText(ctr, angle, dimText, scaledThickness);
+ if (d->hitObject)
+ {
+ Point hp1 = (p1 + p2) / 2.0;
+ Point hp2 = (p1 + hp1) / 2.0;
+ Point hp3 = (hp1 + p2) / 2.0;
+
+ if (d->hitPoint[2])
+ {
+ painter->SetPen(QPen(Qt::magenta, 1.0, Qt::SolidLine));
+ painter->SetBrush(QBrush(QColor(Qt::magenta)));
+ painter->DrawArrowHandle(hp1, ortho.Angle() + HALF_TAU);
+ painter->SetPen(QPen(Qt::magenta, 2.0, Qt::DotLine));
+ }
+
+ painter->DrawHandle(hp1);
+ painter->SetPen(QPen(Qt::blue, 1.0 * Global::zoom * scaledThickness, Qt::SolidLine));
+
+ if (d->hitPoint[3])
+ {
+ painter->SetPen(QPen(Qt::magenta, 1.0, Qt::SolidLine));
+ painter->SetBrush(QBrush(QColor(Qt::magenta)));
+ painter->DrawArrowToLineHandle(hp2, (d->subtype == DTLinearVert ? v.Angle() - QTR_TAU : (v.Angle() < HALF_TAU ? HALF_TAU : 0)));
+ painter->SetPen(QPen(Qt::magenta, 2.0, Qt::DotLine));
+ }
+
+ painter->DrawHandle(hp2);
+ painter->SetPen(QPen(Qt::blue, 1.0 * Global::zoom * scaledThickness, Qt::SolidLine));
+
+ if (d->hitPoint[4])
+ {
+ painter->SetPen(QPen(Qt::magenta, 1.0, Qt::SolidLine));
+ painter->SetBrush(QBrush(QColor(Qt::magenta)));
+ painter->DrawArrowToLineHandle(hp3, (d->subtype == DTLinearHorz ? v.Angle() - QTR_TAU : (v.Angle() > HALF_TAU && v.Angle() < THREE_QTR_TAU ? THREE_QTR_TAU : QTR_TAU)));
+ painter->SetPen(QPen(Qt::magenta, 2.0, Qt::DotLine));
+ }
+
+ painter->DrawHandle(hp3);
+ }
+
+ if (obj->hitPoint[0])
+ painter->DrawHandle(obj->p[0]);
+
+ if (obj->hitPoint[1])
+ painter->DrawHandle(obj->p[1]);
+
break;
}
case OTText:
{
Text * t = (Text *)obj;
- painter->DrawTextObject(t->p[0], t->s.c_str(), scaledThickness);
+
+ if (t->measured == false)
+ {
+ t->extents = painter->MeasureTextObject(t->s.c_str(), scaledThickness);
+ t->measured = true;
+ }
+
+ painter->DrawTextObject(t->p[0], t->s.c_str(), scaledThickness, t->angle[0]);
+ break;
+ }
+ case OTSpline:
+ {
+ break;
+ }
+ case OTPolygon:
+ {
+ break;
+ }
+ case OTContainer:
+ {
+ // Containers require recursive rendering...
+ Container * c = (Container *)obj;
+ RenderObjects(painter, (*c).objects, layer);
+
+//printf("Container extents: <%lf, %lf>, <%lf, %lf>\nsize: %i\n", r.l, r.t, r.r, r.b, c->objects.size());
+ // Containers also have special indicators showing they are selected
+ if (c->selected || c->hitObject)
+ {
+ Rect r = GetObjectExtents(obj);
+ painter->DrawRectCorners(r);
+ }
+
break;
}
default:
void DrawingView::ToolHandler(int mode, Point p)
{
+ // Drop angle snap until it's needed
+ angleSnap = false;
+
if (Global::tool == TTLine)
LineHandler(mode, p);
else if (Global::tool == TTCircle)
RotateHandler(mode, p);
else if (Global::tool == TTMirror)
MirrorHandler(mode, p);
+ else if (Global::tool == TTDimension)
+ DimensionHandler(mode, p);
}
}
else
{
+ painter->DrawCross(toolPoint[0]);
double length = Vector::Magnitude(toolPoint[0], toolPoint[1]);
-// painter->DrawLine(toolPoint[0], toolPoint[1]);
-// painter->DrawHandle(toolPoint[1]);
painter->SetBrush(QBrush(Qt::NoBrush));
painter->DrawEllipse(toolPoint[0], length, length);
- QString text = tr("Radius: %1 in.");//\n") + QChar(0x2221) + tr(": %2");
- informativeText = text.arg(length);//.arg(absAngle);
+ QString text = tr("Radius: %1 in.");
+ informativeText = text.arg(length);
}
}
else if (Global::tool == TTArc)
double span = angle - toolPoint[2].x;
if (span < 0)
- span += PI_TIMES_2;
+ span += TAU;
painter->DrawLine(toolPoint[0], toolPoint[3]);
painter->SetBrush(QBrush(Qt::NoBrush));
return;
painter->DrawLine(toolPoint[0], toolPoint[1]);
- // Likely we need a tool container for this... (now we do!)
-#if 0
- if (ctrlDown)
- {
- painter->SetPen(0x00FF00, 2.0, LSSolid);
- overrideColor = true;
- }
-
- RenderObjects(painter, toolObjects);
- overrideColor = false;
-#endif
double absAngle = (Vector(toolPoint[1] - toolPoint[0]).Angle()) * RADIANS_TO_DEGREES;
QString text = QChar(0x2221) + QObject::tr(": %1");
{
if (toolPoint[0] == toolPoint[1])
return;
-
+
Point mirrorPoint = toolPoint[0] + Vector(toolPoint[1], toolPoint[0]);
-// painter->DrawLine(toolPoint[0], toolPoint[1]);
painter->DrawLine(mirrorPoint, toolPoint[1]);
- // Likely we need a tool container for this... (now we do!)
-#if 0
- if (ctrlDown)
- {
- painter->SetPen(0x00FF00, 2.0, LSSolid);
- overrideColor = true;
- }
-
- RenderObjects(painter, toolObjects);
- overrideColor = false;
-#endif
double absAngle = (Vector(toolPoint[1] - toolPoint[0]).Angle()) * RADIANS_TO_DEGREES;
informativeText += " (Copy)";
}
}
+ if (Global::tool == TTDimension)
+ {
+ if (Global::toolState == TSNone)
+ {
+ painter->DrawHandle(toolPoint[0]);
+ }
+ else if ((Global::toolState == TSPoint2) && shiftDown)
+ {
+ painter->DrawHandle(toolPoint[1]);
+ }
+ else
+ {
+ painter->DrawLine(toolPoint[0], toolPoint[1]);
+ painter->DrawHandle(toolPoint[1]);
+
+ Vector v(toolPoint[0], toolPoint[1]);
+ double absAngle = v.Angle() * RADIANS_TO_DEGREES;
+ double absLength = v.Magnitude();
+ QString text = tr("Length: %1 in.\n") + QChar(0x2221) + tr(": %2");
+ informativeText = text.arg(absLength).arg(absAngle);
+ }
+ }
}
}
else
{
- Line * l = new Line(toolPoint[0], toolPoint[1]);
+ Line * l = new Line(toolPoint[0], toolPoint[1], Global::penWidth, Global::penColor, Global::penStyle);
l->layer = Global::activeLayer;
document.objects.push_back(l);
toolPoint[0] = toolPoint[1];
else
{
double length = Vector::Magnitude(toolPoint[0], toolPoint[1]);
- Circle * c = new Circle(toolPoint[0], length);
+ Circle * c = new Circle(toolPoint[0], length, Global::penWidth, Global::penColor, Global::penStyle);
c->layer = Global::activeLayer;
document.objects.push_back(c);
toolPoint[0] = toolPoint[1];
else if (Global::toolState == TSPoint2)
toolPoint[1] = p;
else if (Global::toolState == TSPoint3)
+ {
toolPoint[2] = p;
+ angleSnap = true;
+ }
else
+ {
toolPoint[3] = p;
+ angleSnap = true;
+ }
break;
case ToolMouseUp:
{
if (shiftDown)
{
- // Key override is telling us to start circle at new center, not
+ // Key override is telling us to start arc at new center, not
// continue the current one.
toolPoint[0] = toolPoint[1];
return;
double span = endAngle - toolPoint[2].x;
if (span < 0)
- span += PI_TIMES_2;
+ span += TAU;
- Arc * arc = new Arc(toolPoint[0], toolPoint[1].x, toolPoint[2].x, span);
+ Arc * arc = new Arc(toolPoint[0], toolPoint[1].x, toolPoint[2].x, span, Global::penWidth, Global::penColor, Global::penStyle);
arc->layer = Global::activeLayer;
document.objects.push_back(arc);
Global::toolState = TSNone;
if (shiftDown)
return;
+ angleSnap = true;
double angle = Vector(toolPoint[0], toolPoint[1]).Angle();
std::vector<void *>::iterator j = select.begin();
std::vector<Object>::iterator i = toolScratch.begin();
{
obj2->angle[0] = obj.angle[0] + angle;
- if (obj2->angle[0] > PI_TIMES_2)
- obj2->angle[0] -= PI_TIMES_2;
+ if (obj2->angle[0] > TAU)
+ obj2->angle[0] -= TAU;
}
}
}
if (shiftDown)
return;
+ angleSnap = true;
double angle = Vector(toolPoint[0], toolPoint[1]).Angle();
std::vector<void *>::iterator j = select.begin();
std::vector<Object>::iterator i = toolScratch.begin();
// This is 2*mirror angle - obj angle - obj span
obj2->angle[0] = (2.0 * angle) - obj.angle[0] - obj.angle[1];
- if (obj2->angle[0] > PI_TIMES_2)
- obj2->angle[0] -= PI_TIMES_2;
+ if (obj2->angle[0] > TAU)
+ obj2->angle[0] -= TAU;
}
}
}
}
+void DrawingView::DimensionHandler(int mode, Point p)
+{
+ switch (mode)
+ {
+ case ToolMouseDown:
+ if (Global::toolState == TSNone)
+ toolPoint[0] = p;
+ else
+ toolPoint[1] = p;
+
+ break;
+ case ToolMouseMove:
+ if (Global::toolState == TSNone)
+ toolPoint[0] = p;
+ else
+ toolPoint[1] = p;
+
+ break;
+ case ToolMouseUp:
+ if (Global::toolState == TSNone)
+ {
+ Global::toolState = TSPoint2;
+ // Prevent spurious line from drawing...
+ toolPoint[1] = toolPoint[0];
+ }
+ else if ((Global::toolState == TSPoint2) && shiftDown)
+ {
+ // Key override is telling us to make a new line, not continue the
+ // previous one.
+ toolPoint[0] = toolPoint[1];
+ }
+ else
+ {
+ Dimension * d = new Dimension(toolPoint[0], toolPoint[1], DTLinear);
+ d->layer = Global::activeLayer;
+ document.objects.push_back(d);
+ Global::toolState = TSNone;
+ }
+ }
+}
+
+
void DrawingView::mousePressEvent(QMouseEvent * event)
{
if (event->button() == Qt::LeftButton)
// Handle tool processing, if any
if (Global::tool)
{
- if (Global::snapToGrid)
+ if (hoveringIntersection)
+ point = intersectionPoint;
+ else if (Global::snapToGrid)
point = SnapPointToGrid(point);
- //Also, may want to figure out if hovering over a snap point on an object,
- //snap to grid if not.
+ //Also, may want to figure out if hovering over a snap point on an
+ //object, snap to grid if not.
// Snap to object point if valid...
// if (Global::snapPointIsValid)
// point = Global::snapPoint;
-
+
ToolHandler(ToolMouseDown, point);
return;
}
AddHoveredToSelection();
update(); // needed??
GetHovered(hover); // prolly needed
+ dragged = (Object *)hover[0];
+ draggingObject = true;
+
+ // Alert the pen widget
+ emit(ObjectSelected(dragged));
+
+ // See if anything is using just a straight click on a handle
+ if (HandleObjectClicked())
+ {
+ draggingObject = false;
+ update();
+ return;
+ }
// Needed for grab & moving objects
// We do it *after*... why? (doesn't seem to confer any advantage...)
- if (Global::snapToGrid)
+ if (hoveringIntersection)
+ oldPoint = intersectionPoint;
+ else if (Global::snapToGrid)
oldPoint = SnapPointToGrid(point);
return;
// Only needs to be done here, as mouse down is always preceded by movement
Global::snapPointIsValid = false;
hoveringIntersection = false;
+ oldScrollPoint = Vector(event->x(), event->y());
// Scrolling...
- if (event->buttons() & Qt::MiddleButton)
+ if ((event->buttons() & Qt::MiddleButton) || scrollDrag)
{
point = Vector(event->x(), event->y());
- // Since we're using Qt coords for scrolling, we have to adjust them here to
- // conform to Cartesian coords, since the origin is using Cartesian. :-)
+ // Since we're using Qt coords for scrolling, we have to adjust them
+ // here to conform to Cartesian coords, since the origin is using
+ // Cartesian. :-)
Vector delta(oldPoint, point);
delta /= Global::zoom;
delta.y = -delta.y;
return;
}
- // Handle object movement (left button down & over an object)
- if ((event->buttons() & Qt::LeftButton) && numHovered && !Global::tool)
- {
- if (Global::snapToGrid)
- point = SnapPointToGrid(point);
-
- HandleObjectMovement(point);
- update();
- oldPoint = point;
- return;
- }
-
// Do object hit testing...
bool needUpdate = HitTestObjects(point);
+ GetHovered(hover);
// Check for multi-hover...
if (numHovered > 1)
{
- GetHovered(hover);
+//need to check for case where hover is over 2 circles and a 3rd's center...
+ Object * obj1 = (Object *)hover[0], * obj2 = (Object *)hover[1];
-// double t, u;
-// int numIntersecting = Geometry::Intersects((Object *)hover[0], (Object *)hover[1], &t, &u);
- Geometry::Intersects((Object *)hover[0], (Object *)hover[1]);
+ Geometry::Intersects(obj1, obj2);
int numIntersecting = Global::numIntersectParams;
double t = Global::intersectParam[0];
double u = Global::intersectParam[1];
if (numIntersecting > 0)
{
- Vector v1 = Geometry::GetPointForParameter((Object *)hover[0], t);
- Vector v2 = Geometry::GetPointForParameter((Object *)hover[1], u);
+ Vector v1 = Geometry::GetPointForParameter(obj1, t);
+ Vector v2 = Geometry::GetPointForParameter(obj2, u);
QString text = tr("Intersection t=%1 (%3, %4), u=%2 (%5, %6)");
informativeText = text.arg(t).arg(u).arg(v1.x).arg(v1.y).arg(v2.x).arg(v2.y);
if (numIntersecting > 0)
{
Vector v1 = Global::intersectPoint[0];
+
+ if (numIntersecting == 2)
+ {
+ Vector v2 = Global::intersectPoint[1];
+
+ if (Vector::Magnitude(v2, point) < Vector::Magnitude(v1, point))
+ v1 = v2;
+ }
+
QString text = tr("Intersection <%1, %2>");
informativeText = text.arg(v1.x).arg(v1.y);
-
hoveringIntersection = true;
intersectionPoint = v1;
}
}
+ // Handle object movement (left button down & over an object)
+ if ((event->buttons() & Qt::LeftButton) && draggingObject && !Global::tool)
+ {
+ if (hoveringIntersection)
+ point = intersectionPoint;
+ else if (hoverPointValid)
+ point = hoverPoint;
+ else if (Global::snapToGrid)
+ point = SnapPointToGrid(point);
+
+ HandleObjectMovement(point);
+ update();
+ oldPoint = point;
+ return;
+ }
+
// Do tool handling, if any are active...
if (Global::tool)
{
- if (Global::snapToGrid)
- point = SnapPointToGrid(point);
+ if (hoveringIntersection)
+ point = intersectionPoint;
+ else if (hoverPointValid)
+ point = hoverPoint;
+ else if (Global::snapToGrid)
+ {
+ if (angleSnap)
+ point = SnapPointToAngle(point);
+ else
+ point = SnapPointToGrid(point);
+ }
ToolHandler(ToolMouseMove, point);
}
if (event->button() == Qt::LeftButton)
{
//We need to update especially if nothing collided and the state needs to change. !!! FIX !!!
-//could set it up to use the document's update function (assumes that all object updates
-//are being reported correctly:
+//could set it up to use the document's update function (assumes that all object
+//updates are being reported correctly:
// if (document.NeedsUpdate())
// Do an update if collided with at least *one* object in the document
// if (collided)
{
if (((Object *)(*i))->selected)
select.push_back(*i);
-
-//hmm, this is no good, too late to do any good :-P
-// if ((*i)->hovered)
-// hover.push_back(*i);
}
+
+ draggingObject = false;
}
else if (event->button() == Qt::MiddleButton)
{
{
bool oldShift = shiftDown;
bool oldCtrl = ctrlDown;
+ bool oldAlt = altDown;
if (event->key() == Qt::Key_Shift)
shiftDown = true;
else if (event->key() == Qt::Key_Control)
ctrlDown = true;
+ else if (event->key() == Qt::Key_Alt)
+ altDown = true;
if ((oldShift != shiftDown) || (oldCtrl != ctrlDown))
{
update();
}
+
+ if (oldAlt != altDown)
+ {
+ scrollDrag = true;
+ setCursor(Qt::SizeAllCursor);
+// oldPoint = Vector();
+ oldPoint = oldScrollPoint;
+ }
+
+ if (select.size() > 0)
+ {
+ if (event->key() == Qt::Key_Up)
+ {
+ TranslateObjects(select, Point(0, +1.0));
+ update();
+ }
+ else if (event->key() == Qt::Key_Down)
+ {
+ TranslateObjects(select, Point(0, -1.0));
+ update();
+ }
+ else if (event->key() == Qt::Key_Right)
+ {
+ TranslateObjects(select, Point(+1.0, 0));
+ update();
+ }
+ else if (event->key() == Qt::Key_Left)
+ {
+ TranslateObjects(select, Point(-1.0, 0));
+ update();
+ }
+ }
}
{
bool oldShift = shiftDown;
bool oldCtrl = ctrlDown;
+ bool oldAlt = altDown;
if (event->key() == Qt::Key_Shift)
shiftDown = false;
else if (event->key() == Qt::Key_Control)
ctrlDown = false;
+ else if (event->key() == Qt::Key_Alt)
+ altDown = false;
if ((oldShift != shiftDown) || (oldCtrl != ctrlDown))
{
update();
}
+
+ if (oldAlt != altDown)
+ {
+ scrollDrag = false;
+ setCursor(Qt::ArrowCursor);
+ }
}
}
+Point DrawingView::SnapPointToAngle(Point point)
+{
+ // Snap to a single digit angle (using toolpoint #1 as the center)
+ double angle = Vector::Angle(toolPoint[0], point);
+ double length = Vector::Magnitude(toolPoint[0], point);
+
+ // Convert from radians to degrees
+ double degAngle = angle * RADIANS_TO_DEGREES;
+ double snapAngle = (double)((int)(degAngle + 0.5));
+
+ Vector v;
+ v.SetAngleAndLength(snapAngle * DEGREES_TO_RADIANS, length);
+ point = toolPoint[0] + v;
+
+ return point;
+}
+
+
+Rect DrawingView::GetObjectExtents(Object * obj)
+{
+ // Default to empty rect, if object checks below fail for some reason
+ Rect rect;
+
+ switch (obj->type)
+ {
+ case OTLine:
+ case OTDimension:
+ {
+ rect = Rect(obj->p[0], obj->p[1]);
+ break;
+ }
+
+ case OTCircle:
+ {
+ rect = Rect(obj->p[0], obj->p[0]);
+ rect.Expand(obj->radius[0]);
+ break;
+ }
+
+ case OTArc:
+ {
+ Arc * a = (Arc *)obj;
+
+ double start = a->angle[0];
+ double end = start + a->angle[1];
+ rect = Rect(Point(cos(start), sin(start)), Point(cos(end), sin(end)));
+
+ // If the end of the arc is before the beginning, add 360 degrees to it
+ if (end < start)
+ end += TAU;
+
+ // Adjust the bounds depending on which axes are crossed
+ if ((start < QTR_TAU) && (end > QTR_TAU))
+ rect.t = 1.0;
+
+ if ((start < HALF_TAU) && (end > HALF_TAU))
+ rect.l = -1.0;
+
+ if ((start < THREE_QTR_TAU) && (end > THREE_QTR_TAU))
+ rect.b = -1.0;
+
+ if ((start < TAU) && (end > TAU))
+ rect.r = 1.0;
+
+ if ((start < (TAU + QTR_TAU)) && (end > (TAU + QTR_TAU)))
+ rect.t = 1.0;
+
+ if ((start < (TAU + HALF_TAU)) && (end > (TAU + HALF_TAU)))
+ rect.l = -1.0;
+
+ if ((start < (TAU + THREE_QTR_TAU)) && (end > (TAU + THREE_QTR_TAU)))
+ rect.b = -1.0;
+
+ rect *= a->radius[0];
+ rect.Translate(a->p[0]);
+ break;
+ }
+
+ case OTText:
+ {
+ Text * t = (Text *)obj;
+ rect = Rect(t->p[0], Point(t->p[0].x + t->extents.Width(), t->p[0].y - t->extents.Height()));
+ break;
+ }
+
+ case OTContainer:
+ {
+ Container * c = (Container *)obj;
+ std::vector<void *>::iterator i = c->objects.begin();
+ rect = GetObjectExtents((Object *)*i);
+ i++;
+
+ for(; i!=c->objects.end(); i++)
+ rect |= GetObjectExtents((Object *)*i);
+ }
+
+ default:
+ break;
+ }
+
+ return rect;
+}
+
+
void DrawingView::CheckObjectBounds(void)
{
std::vector<void *>::iterator i;
- numSelected = 0;
for(i=document.objects.begin(); i!=document.objects.end(); i++)
{
switch (obj->type)
{
case OTLine:
+ case OTDimension:
{
Line * l = (Line *)obj;
break;
}
+
case OTCircle:
{
Circle * c = (Circle *)obj;
break;
}
+
case OTArc:
{
Arc * a = (Arc *)obj;
// If the end of the arc is before the beginning, add 360 degrees to it
if (end < start)
- end += 2.0 * PI;
+ end += TAU;
// Adjust the bounds depending on which axes are crossed
- if ((start < PI_OVER_2) && (end > PI_OVER_2))
+ if ((start < QTR_TAU) && (end > QTR_TAU))
bounds.setTop(1.0);
- if ((start < PI) && (end > PI))
+ if ((start < HALF_TAU) && (end > HALF_TAU))
bounds.setLeft(-1.0);
- if ((start < (PI + PI_OVER_2)) && (end > (PI + PI_OVER_2)))
+ if ((start < THREE_QTR_TAU) && (end > THREE_QTR_TAU))
bounds.setBottom(-1.0);
- if ((start < (2.0 * PI)) && (end > (2.0 * PI)))
+ if ((start < TAU) && (end > TAU))
bounds.setRight(1.0);
- if ((start < ((2.0 * PI) + PI_OVER_2)) && (end > ((2.0 * PI) + PI_OVER_2)))
+ if ((start < (TAU + QTR_TAU)) && (end > (TAU + QTR_TAU)))
bounds.setTop(1.0);
- if ((start < (3.0 * PI)) && (end > (3.0 * PI)))
+ if ((start < (TAU + HALF_TAU)) && (end > (TAU + HALF_TAU)))
bounds.setLeft(-1.0);
- if ((start < ((3.0 * PI) + PI_OVER_2)) && (end > ((3.0 * PI) + PI_OVER_2)))
+ if ((start < (TAU + THREE_QTR_TAU)) && (end > (TAU + THREE_QTR_TAU)))
bounds.setBottom(-1.0);
bounds.setTopLeft(QPointF(bounds.left() * a->radius[0], bounds.top() * a->radius[0]));
break;
}
- default:
+
+ case OTText:
+ {
+ Text * t = (Text *)obj;
+ Rect r(obj->p[0], Point(t->p[0].x + t->extents.Width(), t->p[0].y - t->extents.Height()));
+
+ if (Global::selection.contains(r.l, r.t) && Global::selection.contains(r.r, r.b))
+ t->selected = true;
+
break;
}
- if (obj->selected)
- numSelected++;
+ default:
+ break;
+ }
}
}
std::vector<void *>::iterator i;
numHovered = 0;
bool needUpdate = false;
+ hoverPointValid = false;
for(i=document.objects.begin(); i!=document.objects.end(); i++)
{
Object * obj = (Object *)(*i);
- switch (obj->type)
- {
- case OTLine:
+ // If we're seeing the object we're dragging, skip it
+ if (draggingObject && (obj == dragged))
+ continue;
+
+ if (HitTest(obj, point))
+ needUpdate = true;
+
+ if (obj->hovered)
{
- bool oldHP0 = obj->hitPoint[0], oldHP1 = obj->hitPoint[1], oldHO = obj->hitObject;
- obj->hitPoint[0] = obj->hitPoint[1] = obj->hitObject = false;
- Vector lineSegment = obj->p[1] - obj->p[0];
- Vector v1 = point - obj->p[0];
- Vector v2 = point - obj->p[1];
- double t = Geometry::ParameterOfLineAndPoint(obj->p[0], obj->p[1], point);
- double distance;
-
- if (t < 0.0)
- distance = v1.Magnitude();
- else if (t > 1.0)
- distance = v2.Magnitude();
- else
- // distance = ?Det?(ls, v1) / |ls|
- distance = fabs((lineSegment.x * v1.y - v1.x * lineSegment.y)
- / lineSegment.Magnitude());
+ numHovered++;
+//printf("MouseMove: OBJECT HOVERED (numHovered = %i)\n", numHovered);
+ emit(ObjectHovered(obj));
+ }
+ }
- if ((v1.Magnitude() * Global::zoom) < 8.0)
- obj->hitPoint[0] = true;
- else if ((v2.Magnitude() * Global::zoom) < 8.0)
- obj->hitPoint[1] = true;
- else if ((distance * Global::zoom) < 5.0)
- obj->hitObject = true;
+ return needUpdate;
+}
- obj->hovered = (obj->hitPoint[0] || obj->hitPoint[1] || obj->hitObject ? true : false);
- if ((oldHP0 != obj->hitPoint[0]) || (oldHP1 != obj->hitPoint[1]) || (oldHO != obj->hitObject))
- needUpdate = true;
+bool DrawingView::HitTest(Object * obj, Point point)
+{
+ bool needUpdate = false;
- break;
+ switch (obj->type)
+ {
+ case OTLine:
+ {
+ bool oldHP0 = obj->hitPoint[0], oldHP1 = obj->hitPoint[1], oldHO = obj->hitObject;
+ obj->hitPoint[0] = obj->hitPoint[1] = obj->hitObject = false;
+ Vector lineSegment = obj->p[1] - obj->p[0];
+ Vector v1 = point - obj->p[0];
+ Vector v2 = point - obj->p[1];
+ double t = Geometry::ParameterOfLineAndPoint(obj->p[0], obj->p[1], point);
+ double distance;
+
+ if (t < 0.0)
+ distance = v1.Magnitude();
+ else if (t > 1.0)
+ distance = v2.Magnitude();
+ else
+ // distance = ?Det?(ls, v1) / |ls|
+ distance = fabs((lineSegment.x * v1.y - v1.x * lineSegment.y)
+ / lineSegment.Magnitude());
+
+ if ((v1.Magnitude() * Global::zoom) < 8.0)
+ {
+ obj->hitPoint[0] = true;
+ hoverPoint = obj->p[0];
+ hoverPointValid = true;
}
- case OTCircle:
+ else if ((v2.Magnitude() * Global::zoom) < 8.0)
{
- bool oldHP = obj->hitPoint[0], oldHO = obj->hitObject;
- obj->hitPoint[0] = obj->hitObject = false;
- double length = Vector::Magnitude(obj->p[0], point);
+ obj->hitPoint[1] = true;
+ hoverPoint = obj->p[1];
+ hoverPointValid = true;
+ }
+ else if ((distance * Global::zoom) < 5.0)
+ obj->hitObject = true;
- if ((length * Global::zoom) < 8.0)
- obj->hitPoint[0] = true;
- else if ((fabs(length - obj->radius[0]) * Global::zoom) < 2.0)
- obj->hitObject = true;
+ obj->hovered = (obj->hitPoint[0] || obj->hitPoint[1] || obj->hitObject ? true : false);
- obj->hovered = (obj->hitPoint[0] || obj->hitObject ? true : false);
+ if ((oldHP0 != obj->hitPoint[0]) || (oldHP1 != obj->hitPoint[1]) || (oldHO != obj->hitObject))
+ needUpdate = true;
- if ((oldHP != obj->hitPoint[0]) || (oldHO != obj->hitObject))
- needUpdate = true;
+ break;
+ }
- break;
+ case OTCircle:
+ {
+ bool oldHP = obj->hitPoint[0], oldHO = obj->hitObject;
+ obj->hitPoint[0] = obj->hitObject = false;
+ double length = Vector::Magnitude(obj->p[0], point);
+
+ if ((length * Global::zoom) < 8.0)
+ {
+ obj->hitPoint[0] = true;
+ hoverPoint = obj->p[0];
+ hoverPointValid = true;
}
- case OTArc:
+ else if ((fabs(length - obj->radius[0]) * Global::zoom) < 2.0)
+ obj->hitObject = true;
+
+ obj->hovered = (obj->hitPoint[0] || obj->hitObject ? true : false);
+
+ if ((oldHP != obj->hitPoint[0]) || (oldHO != obj->hitObject))
+ needUpdate = true;
+
+ break;
+ }
+
+ case OTArc:
+ {
+ bool oldHP0 = obj->hitPoint[0], oldHP1 = obj->hitPoint[1], oldHP2 = obj->hitPoint[2], oldHO = obj->hitObject;
+ obj->hitPoint[0] = obj->hitPoint[1] = obj->hitPoint[2] = obj->hitObject = false;
+ double length = Vector::Magnitude(obj->p[0], point);
+ double angle = Vector::Angle(obj->p[0], point);
+
+ // Make sure we get the angle in the correct spot
+ if (angle < obj->angle[0])
+ angle += TAU;
+
+ // Get the span that we're pointing at...
+ double span = angle - obj->angle[0];
+
+ // N.B.: Still need to hit test the arc start & arc span handles...
+ double spanAngle = obj->angle[0] + obj->angle[1];
+ Point handle1 = obj->p[0] + (Vector(cos(obj->angle[0]), sin(obj->angle[0])) * obj->radius[0]);
+ Point handle2 = obj->p[0] + (Vector(cos(spanAngle), sin(spanAngle)) * obj->radius[0]);
+ double length2 = Vector::Magnitude(point, handle1);
+ double length3 = Vector::Magnitude(point, handle2);
+
+ if ((length * Global::zoom) < 8.0)
{
- bool oldHP0 = obj->hitPoint[0], oldHP1 = obj->hitPoint[1], oldHP2 = obj->hitPoint[2], oldHO = obj->hitObject;
- obj->hitPoint[0] = obj->hitPoint[1] = obj->hitPoint[2] = obj->hitObject = false;
- double length = Vector::Magnitude(obj->p[0], point);
- double angle = Vector::Angle(obj->p[0], point);
+ obj->hitPoint[0] = true;
+ hoverPoint = obj->p[0];
+ hoverPointValid = true;
+ }
+ else if ((length2 * Global::zoom) < 8.0)
+ {
+ obj->hitPoint[1] = true;
+ hoverPoint = handle1;
+ hoverPointValid = true;
+ }
+ else if ((length3 * Global::zoom) < 8.0)
+ {
+ obj->hitPoint[2] = true;
+ hoverPoint = handle2;
+ hoverPointValid = true;
+ }
+ else if (((fabs(length - obj->radius[0]) * Global::zoom) < 2.0) && (span < obj->angle[1]))
+ obj->hitObject = true;
+
+ obj->hovered = (obj->hitPoint[0] || obj->hitPoint[1] || obj->hitPoint[2] || obj->hitObject ? true : false);
+
+ if ((oldHP0 != obj->hitPoint[0]) || (oldHP1 != obj->hitPoint[1]) || (oldHP2 != obj->hitPoint[2]) || (oldHO != obj->hitObject))
+ needUpdate = true;
+
+ break;
+ }
+
+ case OTDimension:
+ {
+ bool oldHP0 = obj->hitPoint[0], oldHP1 = obj->hitPoint[1], oldHP2 = obj->hitPoint[2], oldHP3 = obj->hitPoint[3], oldHP4 = obj->hitPoint[4], oldHO = obj->hitObject;
+ obj->hitPoint[0] = obj->hitPoint[1] = obj->hitPoint[2] = obj->hitPoint[3] = obj->hitPoint[4] = obj->hitObject = false;
+
+ Dimension * d = (Dimension *)obj;
+
+ Vector orthogonal = Vector::Normal(d->lp[0], d->lp[1]);
+ // Get our line parallel to our points
+ float scaledThickness = Global::scale * obj->thickness;
+ Point p1 = d->lp[0] + (orthogonal * 10.0 * scaledThickness);
+ Point p2 = d->lp[1] + (orthogonal * 10.0 * scaledThickness);
+ Point p3(p1, point);
+
+ Vector v1(d->p[0], point);
+ Vector v2(d->p[1], point);
+ Vector lineSegment(p1, p2);
+ double t = Geometry::ParameterOfLineAndPoint(p1, p2, point);
+ double distance;
+ Point midpoint = (p1 + p2) / 2.0;
+ Point hFSPoint = Point(midpoint, point);
+ Point hCS1Point = Point((p1 + midpoint) / 2.0, point);
+ Point hCS2Point = Point((midpoint + p2) / 2.0, point);
+
+ if (t < 0.0)
+ distance = v1.Magnitude();
+ else if (t > 1.0)
+ distance = v2.Magnitude();
+ else
+ // distance = ?Det?(ls, v1) / |ls|
+ distance = fabs((lineSegment.x * p3.y - p3.x * lineSegment.y)
+ / lineSegment.Magnitude());
+
+ if ((v1.Magnitude() * Global::zoom) < 8.0)
+ obj->hitPoint[0] = true;
+ else if ((v2.Magnitude() * Global::zoom) < 8.0)
+ obj->hitPoint[1] = true;
+ else if ((distance * Global::zoom) < 5.0)
+ obj->hitObject = true;
+
+ if ((hFSPoint.Magnitude() * Global::zoom) < 8.0)
+ obj->hitPoint[2] = true;
+ else if ((hCS1Point.Magnitude() * Global::zoom) < 8.0)
+ obj->hitPoint[3] = true;
+ else if ((hCS2Point.Magnitude() * Global::zoom) < 8.0)
+ obj->hitPoint[4] = true;
+
+// return (hitPoint1 || hitPoint2 || hitLine || hitFlipSwitch || hitChangeSwitch1 || hitChangeSwitch2 ? true : false);
+ obj->hovered = (obj->hitPoint[0] || obj->hitPoint[1] || obj->hitPoint[2] || obj->hitPoint[3] || obj->hitPoint[4] || obj->hitObject ? true : false);
+
+ if ((oldHP0 != obj->hitPoint[0]) || (oldHP1 != obj->hitPoint[1]) || (oldHP2 != obj->hitPoint[2]) || (oldHP3 != obj->hitPoint[3]) || (oldHP4 != obj->hitPoint[4]) || (oldHO != obj->hitObject))
+ needUpdate = true;
- // Make sure we get the angle in the correct spot
- if (angle < obj->angle[0])
- angle += PI_TIMES_2;
+ break;
+ }
+
+ case OTText:
+ {
+ Text * t = (Text *)obj;
+ bool oldHO = obj->hitObject;
+ obj->hitObject = false;
+
+ Rect r(obj->p[0], Point(obj->p[0].x + t->extents.Width(), obj->p[0].y - t->extents.Height()));
+//printf("Text: p=<%lf, %lf>, w/h=%lf, %lf [lrtb=%lf, %lf, %lf, %lf]\n", obj->p[0].x, obj->p[0].y, t->extents.Width(), t->extents.Height(), t->extents.l, t->extents.r, t->extents.t, t->extents.b);
+
+ if (r.Contains(point))
+ obj->hitObject = true;
+
+ obj->hovered = (obj->hitObject ? true : false);
- // Get the span that we're pointing at...
- double span = angle - obj->angle[0];
+ if (oldHO != obj->hitObject)
+ needUpdate = true;
- // N.B.: Still need to hit test the arc start & arc span handles...
- double spanAngle = obj->angle[0] + obj->angle[1];
- Point handle1 = obj->p[0] + (Vector(cos(obj->angle[0]), sin(obj->angle[0])) * obj->radius[0]);
- Point handle2 = obj->p[0] + (Vector(cos(spanAngle), sin(spanAngle)) * obj->radius[0]);
- double length2 = Vector::Magnitude(point, handle1);
- double length3 = Vector::Magnitude(point, handle2);
+ break;
+ }
- if ((length * Global::zoom) < 8.0)
- obj->hitPoint[0] = true;
- else if ((length2 * Global::zoom) < 8.0)
- obj->hitPoint[1] = true;
- else if ((length3 * Global::zoom) < 8.0)
- obj->hitPoint[2] = true;
- else if (((fabs(length - obj->radius[0]) * Global::zoom) < 2.0) && (span < obj->angle[1]))
- obj->hitObject = true;
+ case OTContainer:
+ {
+ // Containers must be recursively tested...
+ Container * c = (Container *)obj;
+ c->hitObject = false;
+ c->hovered = false;
+ std::vector<void *>::iterator i;
- obj->hovered = (obj->hitPoint[0] || obj->hitPoint[1] || obj->hitPoint[2] || obj->hitObject ? true : false);
+ for(i=c->objects.begin(); i!=c->objects.end(); i++)
+ {
+ Object * cObj = (Object *)*i;
- if ((oldHP0 != obj->hitPoint[0]) || (oldHP1 != obj->hitPoint[1]) || (oldHP2 != obj->hitPoint[2]) || (oldHO != obj->hitObject))
+ if (HitTest(cObj, point))
needUpdate = true;
- break;
- }
- default:
- break;
+ if (cObj->hitObject == true)
+ c->hitObject = true;
+
+ if (cObj->hovered == true)
+ c->hovered = true;
}
- if (obj->hovered)
-// {
- numHovered++;
-//printf("MouseMove: OBJECT HOVERED (numHovered = %i)\n", numHovered);
-// }
+ break;
+ }
+
+ default:
+ break;
}
return needUpdate;
}
+bool DrawingView::HandleObjectClicked(void)
+{
+ if (dragged->type == OTDimension)
+ {
+ Dimension * d = (Dimension *)dragged;
+
+ if (d->hitPoint[2])
+ {
+ // Hit the "flip sides" switch, so flip 'em
+ Point temp = d->p[0];
+ d->p[0] = d->p[1];
+ d->p[1] = temp;
+ return true;
+ }
+ else if (d->hitPoint[3])
+ {
+ // There are three cases here: aligned, horizontal, & vertical.
+ // Aligned and horizontal do the same thing, vertical goes back to
+ // linear.
+ if (d->subtype == DTLinearVert)
+ d->subtype = DTLinear;
+ else
+ d->subtype = DTLinearVert;
+
+ return true;
+ }
+ else if (d->hitPoint[4])
+ {
+ // There are three cases here: aligned, horizontal, & vertical.
+ // Aligned and vertical do the same thing, horizontal goes back to
+ // linear.
+ if (d->subtype == DTLinearHorz)
+ d->subtype = DTLinear;
+ else
+ d->subtype = DTLinearHorz;
+
+ return true;
+ }
+ }
+
+ return false;
+}
+
+
void DrawingView::HandleObjectMovement(Point point)
{
Point delta = point - oldPoint;
//printf("HOM: old = (%f,%f), new = (%f, %f), delta = (%f, %f)\n", oldPoint.x, oldPoint.y, point.x, point.y, delta.x, delta.y);
- Object * obj = (Object *)hover[0];
+// Object * obj = (Object *)hover[0];
+ Object * obj = dragged;
//printf("Object type = %i (size=%i), ", obj->type, hover.size());
//printf("Object (%X) move: hp1=%s, hp2=%s, hl=%s\n", obj, (obj->hitPoint[0] ? "true" : "false"), (obj->hitPoint[1] ? "true" : "false"), (obj->hitObject ? "true" : "false"));
}
break;
+
case OTCircle:
if (obj->hitPoint[0])
obj->p[0] = point;
}
break;
+
case OTArc:
if (obj->hitPoint[0])
obj->p[0] = point;
double delta = angle - obj->angle[0];
if (delta < 0)
- delta += PI_TIMES_2;
+ delta += TAU;
obj->angle[1] -= delta;
obj->angle[0] = angle;
if (obj->angle[1] < 0)
- obj->angle[1] += PI_TIMES_2;
+ obj->angle[1] += TAU;
QString text = QObject::tr("Span: %1") + QChar(0x00B0) + QObject::tr("\n%2") + QChar(0x00B0) + QObject::tr(" - %3") + QChar(0x00B0);
informativeText = text.arg(obj->angle[1] * RADIANS_TO_DEGREES, 0, 'd', 4).arg(obj->angle[0] * RADIANS_TO_DEGREES, 0, 'd', 2).arg((obj->angle[0] + obj->angle[1]) * RADIANS_TO_DEGREES, 0, 'd', 2);
obj->angle[1] = angle - obj->angle[0];
if (obj->angle[1] < 0)
- obj->angle[1] += PI_TIMES_2;
+ obj->angle[1] += TAU;
QString text = QObject::tr("Span: %1") + QChar(0x00B0) + QObject::tr("\n%2") + QChar(0x00B0) + QObject::tr(" - %3") + QChar(0x00B0);
informativeText = text.arg(obj->angle[1] * RADIANS_TO_DEGREES, 0, 'd', 4).arg(obj->angle[0] * RADIANS_TO_DEGREES, 0, 'd', 2).arg((obj->angle[0] + obj->angle[1]) * RADIANS_TO_DEGREES, 0, 'd', 2);
obj->angle[0] = angle - obj->angle[1];
if (obj->angle[0] < 0)
- obj->angle[0] += PI_TIMES_2;
+ obj->angle[0] += TAU;
QString text = QObject::tr("End angle: %1") + QChar(0x00B0);
informativeText = text.arg((obj->angle[0] + obj->angle[1]) * RADIANS_TO_DEGREES, 0, 'd', 4);
}
break;
- default:
- break;
- }
-}
-
-
-
-#if 0
- // This returns true if we've moved over an object...
- if (document.PointerMoved(point)) // <-- This
- // This is where the object would do automagic dragging & shit. Since we don't
- // do that anymore, we need a strategy to handle it.
- {
-
-/*
-Now objects handle mouse move snapping as well. The code below mainly works only
-for tools; we need to fix it so that objects work as well...
-There's a problem with the object point snapping in that it's dependent on the
-order of the objects in the document. Most likely this is because it counts the
-selected object last and thus fucks up the algorithm. Need to fix this...
-
-
-*/
- // Do object snapping here. Grid snapping on mouse down is done in the
- // objects themselves, only because we have to hit test the raw point,
- // not the snapped point. There has to be a better way...!
- if (document.penultimateObjectHovered)
+ case OTDimension:
+ if (obj->hitPoint[0])
+ obj->p[0] = point;
+ else if (obj->hitPoint[1])
+ obj->p[1] = point;
+ else if (obj->hitObject)
{
- // Two objects are hovered, see if we have an intersection point
- if ((document.lastObjectHovered->type == OTLine) && (document.penultimateObjectHovered->type == OTLine))
- {
- double t;
- int n = Geometry::Intersects((Line *)document.lastObjectHovered, (Line *)document.penultimateObjectHovered, &t);
-
- if (n == 1)
- {
- Global::snapPoint = document.lastObjectHovered->GetPointAtParameter(t);
- Global::snapPointIsValid = true;
- }
- }
- else if ((document.lastObjectHovered->type == OTCircle) && (document.penultimateObjectHovered->type == OTCircle))
- {
- Point p1, p2;
- int n = Geometry::Intersects((Circle *)document.lastObjectHovered, (Circle *)document.penultimateObjectHovered, 0, 0, 0, 0, &p1, &p2);
-
- if (n == 1)
- {
- Global::snapPoint = p1;
- Global::snapPointIsValid = true;
- }
- else if (n == 2)
- {
- double d1 = Vector(point, p1).Magnitude();
- double d2 = Vector(point, p2).Magnitude();
+ obj->p[0] += delta;
+ obj->p[1] += delta;
+ }
- if (d1 < d2)
- Global::snapPoint = p1;
- else
- Global::snapPoint = p2;
+ break;
- Global::snapPointIsValid = true;
- }
- }
- }
-// else
-// {
- // Otherwise, it was a single object hovered...
-// }
- }
+ case OTText:
+ if (obj->hitObject)
+ obj->p[0] += delta;
- if (toolAction)
- {
- if (Global::snapToGrid)
- point = Global::SnapPointToGrid(point);
+ break;
- // We always snap to object points, and they take precendence over
- // grid points...
- if (Global::snapPointIsValid)
- point = Global::snapPoint;
+ case OTContainer:
+ // This is shitty, but works for now until I can code up something
+ // nicer :-)
+ TranslateObject(obj, delta);
- toolAction->MouseMoved(point);
+ break;
+ default:
+ break;
}
-#else
-#endif
+}
projects / architektonas / blobdiff