useAntialiasing(true), numSelected(0), numHovered(0), shiftDown(false),
ctrlDown(false),
gridBackground(BACKGROUND_MAX_SIZE, BACKGROUND_MAX_SIZE),
- scale(1.0), offsetX(-10), offsetY(-10),// document(Vector(0, 0)),
- gridPixels(0), collided(false)//, toolAction(NULL)
+ scale(1.0), offsetX(-10), offsetY(-10),
+ gridPixels(0), collided(false), hoveringIntersection(false)
{
// document.isTopLevelContainer = true;
//wtf? doesn't work except in c++11??? document = { 0 };
painter.DrawRect(Global::selection);
}
+ if (hoveringIntersection)
+ painter.DrawHandle(intersectionPoint);
+
if (!informativeText.isEmpty())
painter.DrawInformativeText(informativeText);
}
ArcHandler(mode, p);
else if (Global::tool == TTRotate)
RotateHandler(mode, p);
+ else if (Global::tool == TTMirror)
+ MirrorHandler(mode, p);
}
{
if (toolPoint[0] == toolPoint[1])
return;
-
+
painter->DrawLine(toolPoint[0], toolPoint[1]);
// Likely we need a tool container for this... (now we do!)
#if 0
#endif
double absAngle = (Vector(toolPoint[1] - toolPoint[0]).Angle()) * RADIANS_TO_DEGREES;
-
QString text = QChar(0x2221) + QObject::tr(": %1");
informativeText = text.arg(absAngle);
if (ctrlDown)
informativeText += " (Copy)";
+ }
+ }
+ else if (Global::tool == TTMirror)
+ {
+ if ((Global::toolState == TSNone) || (Global::toolState == TSPoint1))
+ painter->DrawHandle(toolPoint[0]);
+ else if ((Global::toolState == TSPoint2) && shiftDown)
+ painter->DrawHandle(toolPoint[1]);
+ else
+ {
+ 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;
-// painter->DrawInformativeText(text);
+ if (absAngle > 180.0)
+ absAngle -= 180.0;
+
+ QString text = QChar(0x2221) + QObject::tr(": %1");
+ informativeText = text.arg(absAngle);
+
+ if (ctrlDown)
+ informativeText += " (Copy)";
}
}
}
}
+void DrawingView::MirrorHandler(int mode, Point p)
+{
+ switch (mode)
+ {
+ case ToolMouseDown:
+ if (Global::toolState == TSNone)
+ {
+ toolPoint[0] = p;
+ SavePointsFrom(select, toolScratch);
+ Global::toolState = TSPoint1;
+ }
+ else if (Global::toolState == TSPoint1)
+ toolPoint[0] = p;
+ else
+ toolPoint[1] = p;
+
+ break;
+ case ToolMouseMove:
+ if ((Global::toolState == TSPoint1) || (Global::toolState == TSNone))
+ toolPoint[0] = p;
+ else if (Global::toolState == TSPoint2)
+ {
+ toolPoint[1] = p;
+
+ if (shiftDown)
+ return;
+
+ double angle = Vector(toolPoint[0], toolPoint[1]).Angle();
+ std::vector<void *>::iterator j = select.begin();
+ std::vector<Object>::iterator i = toolScratch.begin();
+
+ for(; i!=toolScratch.end(); i++, j++)
+ {
+ Object obj = *i;
+ Point p1 = Geometry::MirrorPointAroundLine(obj.p[0], toolPoint[0], toolPoint[1]);
+ Point p2 = Geometry::MirrorPointAroundLine(obj.p[1], toolPoint[0], toolPoint[1]);
+ Object * obj2 = (Object *)(*j);
+ obj2->p[0] = p1;
+ obj2->p[1] = p2;
+
+ if (obj.type == OTArc)
+ {
+ // 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;
+ }
+ }
+ }
+
+ break;
+ case ToolMouseUp:
+ if (Global::toolState == TSPoint1)
+ {
+ 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
+ {
+ // Either we're finished with our rotate, or we're stamping a copy.
+ if (ctrlDown)
+ {
+ // Stamp a copy of the selection at the current rotation & bail
+ std::vector<void *> temp;
+ CopyObjects(select, temp);
+ ClearSelected(temp);
+ AddObjectsTo(document.objects, temp);
+ RestorePointsTo(select, toolScratch);
+ return;
+ }
+
+ toolPoint[0] = p;
+ Global::toolState = TSPoint1;
+ SavePointsFrom(select, toolScratch);
+ }
+
+ break;
+ case ToolKeyDown:
+ // Reset the selection if shift held down...
+ if (shiftDown)
+ RestorePointsTo(select, toolScratch);
+
+ break;
+ case ToolKeyUp:
+ // Reset selection when key is let up
+ if (!shiftDown)
+ MirrorHandler(ToolMouseMove, toolPoint[1]);
+
+ break;
+ case ToolCleanup:
+ RestorePointsTo(select, toolScratch);
+ }
+}
+
+
void DrawingView::mousePressEvent(QMouseEvent * event)
{
if (event->button() == Qt::LeftButton)
Global::selection.setBottomRight(QPointF(point.x, point.y));
// Only needs to be done here, as mouse down is always preceded by movement
Global::snapPointIsValid = false;
+ hoveringIntersection = false;
// Scrolling...
if (event->buttons() & Qt::MiddleButton)
// Do object hit testing...
bool needUpdate = HitTestObjects(point);
+ // Check for multi-hover...
+ if (numHovered > 1)
+ {
+ GetHovered(hover);
+
+ double t, u;
+ int numIntersecting = Geometry::Intersects((Object *)hover[0], (Object *)hover[1], &t, &u);
+
+ if (numIntersecting > 0)
+ {
+ Vector v1 = Geometry::GetPointForParameter((Object *)hover[0], t);
+ Vector v2 = Geometry::GetPointForParameter((Object *)hover[1], 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);
+
+ hoveringIntersection = true;
+ intersectionPoint = v1;
+ }
+ }
+
// Do tool handling, if any are active...
if (Global::tool)
{
projects / architektonas / blobdiff