X-Git-Url: http://shamusworld.gotdns.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;ds=inline;f=src%2Fdrawingview.cpp;h=8c581bfc1df8e904ccb41bd2b724b26b3c3ae7d5;hb=4a979ddae8aa6b3556f24e8b961f7787c4b40cbe;hp=9e1b56c784e02698733c85cd205c1bc913db372f;hpb=84fc4387b9a6051819da5c9ed688de1ec372c7f7;p=architektonas

diff --git a/src/drawingview.cpp b/src/drawingview.cpp
index 9e1b56c..8c581bf 100644
--- a/src/drawingview.cpp
+++ b/src/drawingview.cpp
@@ -376,6 +376,16 @@ void DrawingView::RenderObjects(Painter * painter, std::vector<void *> & v)
 			break;
 		case OTArc:
 			painter->DrawArc(obj->p[0], obj->radius[0], obj->angle[0], obj->angle[1]);
+
+			if (obj->hitPoint[0])
+				painter->DrawHandle(obj->p[0]);
+
+			if (obj->hitPoint[1])
+				painter->DrawHandle(obj->p[0] + (Vector(cos(obj->angle[0]), sin(obj->angle[0])) * obj->radius[0]));
+
+			if (obj->hitPoint[2])
+				painter->DrawHandle(obj->p[0] + (Vector(cos(obj->angle[0] + obj->angle[1]), sin(obj->angle[0] + obj->angle[1])) * obj->radius[0]));
+
 			break;
 		case OTDimension:
 		{
@@ -575,6 +585,8 @@ void DrawingView::ToolHandler(int mode, Point p)
 		ArcHandler(mode, p);
 	else if (Global::tool == TTRotate)
 		RotateHandler(mode, p);
+	else if (Global::tool == TTMirror)
+		MirrorHandler(mode, p);
 }
 
 
@@ -677,7 +689,7 @@ void DrawingView::ToolDraw(Painter * painter)
 		{
 			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
@@ -692,14 +704,49 @@ void DrawingView::ToolDraw(Painter * painter)
 #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)";
 		}
 	}
 }
@@ -960,6 +1007,109 @@ void DrawingView::RotateHandler(int mode, Point p)
 }
 
 
+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)
@@ -1066,6 +1216,21 @@ void DrawingView::mouseMoveEvent(QMouseEvent * event)
 	// 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)
+		{
+			QString text = tr("Intersection t=%1, u=%2");
+			informativeText = text.arg(t).arg(u);
+		}
+	}
+
 	// Do tool handling, if any are active...
 	if (Global::tool)
 	{
@@ -1391,8 +1556,8 @@ bool DrawingView::HitTestObjects(Point point)
 		}
 		case OTArc:
 		{
-			bool oldHP = obj->hitPoint[0], oldHO = obj->hitObject;
-			obj->hitPoint[0] = obj->hitObject = false;
+			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);
 
@@ -1404,15 +1569,24 @@ bool DrawingView::HitTestObjects(Point point)
 			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)
 				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;
 
-			obj->hovered = (obj->hitPoint[0] || obj->hitObject ? true : false);
+			obj->hovered = (obj->hitPoint[0] || obj->hitPoint[1] || obj->hitPoint[2] || obj->hitObject ? true : false);
 
-			if ((oldHP != obj->hitPoint[0]) || (oldHO != obj->hitObject))
+			if ((oldHP0 != obj->hitPoint[0]) || (oldHP1 != obj->hitPoint[1]) || (oldHP2 != obj->hitPoint[2]) || (oldHO != obj->hitObject))
 				needUpdate = true;
 
 			break;
@@ -1467,6 +1641,74 @@ void DrawingView::HandleObjectMovement(Point point)
 			informativeText = text.arg(obj->radius[0], 0, 'd', 4);//.arg(obj->radius[0] / oldRadius * 100.0, 0, 'd', 0);
 		}
 
+		break;
+	case OTArc:
+		if (obj->hitPoint[0])
+			obj->p[0] = point;
+		else if (obj->hitPoint[1])
+		{
+			// Change the Arc's span (handle #1)
+			if (shiftDown)
+			{
+				double angle = Vector::Angle(obj->p[0], point);
+				double delta = angle - obj->angle[0];
+
+				if (delta < 0)
+					delta += PI_TIMES_2;
+
+				obj->angle[1] -= delta;
+				obj->angle[0] = angle;
+
+				if (obj->angle[1] < 0)
+					obj->angle[1] += PI_TIMES_2;
+
+				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);
+				return;
+			}
+
+			double angle = Vector::Angle(obj->p[0], point);
+			obj->angle[0] = angle;
+			QString text = QObject::tr("Start angle: %1") + QChar(0x00B0);
+			informativeText = text.arg(obj->angle[0] * RADIANS_TO_DEGREES, 0, 'd', 4);
+		}
+		else if (obj->hitPoint[2])
+		{
+			// Change the Arc's span (handle #2)
+			if (shiftDown)
+			{
+				double angle = Vector::Angle(obj->p[0], point);
+				obj->angle[1] = angle - obj->angle[0];
+
+				if (obj->angle[1] < 0)
+					obj->angle[1] += PI_TIMES_2;
+
+				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);
+				return;
+			}
+
+			double angle = Vector::Angle(obj->p[0], point);
+			obj->angle[0] = angle - obj->angle[1];
+
+			if (obj->angle[0] < 0)
+				obj->angle[0] += PI_TIMES_2;
+
+			QString text = QObject::tr("End angle: %1") + QChar(0x00B0);
+			informativeText = text.arg((obj->angle[0] + obj->angle[1]) * RADIANS_TO_DEGREES, 0, 'd', 4);
+		}
+		else if (obj->hitObject)
+		{
+			if (shiftDown)
+			{
+				return;
+			}
+
+			obj->radius[0] = Vector::Magnitude(obj->p[0], point);
+			QString text = QObject::tr("Radius: %1");
+			informativeText = text.arg(obj->radius[0], 0, 'd', 4);
+		}
+
 		break;
 	default:
 		break;