1235 lines
42 KiB
C++
1235 lines
42 KiB
C++
//-----------------------------------------------------------------------------
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// Anything relating to mouse, keyboard, or 6-DOF mouse input.
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//-----------------------------------------------------------------------------
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#include "solvespace.h"
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void GraphicsWindow::UpdateDraggedPoint(hEntity hp, double mx, double my) {
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Entity *p = SK.GetEntity(hp);
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Vector pos = p->PointGetNum();
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UpdateDraggedNum(&pos, mx, my);
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p->PointForceTo(pos);
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}
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void GraphicsWindow::UpdateDraggedNum(Vector *pos, double mx, double my) {
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*pos = pos->Plus(projRight.ScaledBy((mx - orig.mouse.x)/scale));
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*pos = pos->Plus(projUp.ScaledBy((my - orig.mouse.y)/scale));
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}
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void GraphicsWindow::AddPointToDraggedList(hEntity hp) {
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Entity *p = SK.GetEntity(hp);
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// If an entity and its points are both selected, then its points could
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// end up in the list twice. This would be bad, because it would move
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// twice as far as the mouse pointer...
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List<hEntity> *lhe = &(pending.points);
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for(hEntity *hee = lhe->First(); hee; hee = lhe->NextAfter(hee)) {
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if(hee->v == hp.v) {
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// Exact same point.
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return;
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}
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Entity *pe = SK.GetEntity(*hee);
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if(pe->type == p->type &&
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pe->type != Entity::POINT_IN_2D &&
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pe->type != Entity::POINT_IN_3D &&
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pe->group.v == p->group.v)
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{
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// Transform-type point, from the same group. So it handles the
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// same unknowns.
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return;
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}
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}
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pending.points.Add(&hp);
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}
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void GraphicsWindow::StartDraggingByEntity(hEntity he) {
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Entity *e = SK.GetEntity(he);
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if(e->IsPoint()) {
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AddPointToDraggedList(e->h);
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} else if(e->type == Entity::LINE_SEGMENT ||
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e->type == Entity::ARC_OF_CIRCLE ||
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e->type == Entity::CUBIC ||
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e->type == Entity::CUBIC_PERIODIC ||
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e->type == Entity::CIRCLE ||
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e->type == Entity::TTF_TEXT)
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{
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int pts;
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EntReqTable::GetEntityInfo(e->type, e->extraPoints,
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NULL, &pts, NULL, NULL);
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for(int i = 0; i < pts; i++) {
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AddPointToDraggedList(e->point[i]);
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}
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}
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}
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void GraphicsWindow::StartDraggingBySelection(void) {
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List<Selection> *ls = &(selection);
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for(Selection *s = ls->First(); s; s = ls->NextAfter(s)) {
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if(!s->entity.v) continue;
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StartDraggingByEntity(s->entity);
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}
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// The user might select a point, and then click it again to start
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// dragging; but the point just got unselected by that click. So drag
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// the hovered item too, and they'll always have it.
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if(hover.entity.v) StartDraggingByEntity(hover.entity);
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}
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void GraphicsWindow::MouseMoved(double x, double y, bool leftDown,
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bool middleDown, bool rightDown, bool shiftDown, bool ctrlDown)
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{
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if(GraphicsEditControlIsVisible()) return;
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if(context.active) return;
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pending.drawLine = false;
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if(!orig.mouseDown) {
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// If someone drags the mouse into our window with the left button
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// already depressed, then we don't have our starting point; so
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// don't try.
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leftDown = false;
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}
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if(rightDown) {
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middleDown = true;
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shiftDown = !shiftDown;
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}
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if(SS.showToolbar) {
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if(ToolbarMouseMoved((int)x, (int)y)) {
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hover.Clear();
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return;
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}
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}
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if(!leftDown && (pending.operation == DRAGGING_POINTS ||
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pending.operation == DRAGGING_MARQUEE))
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{
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ClearPending();
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InvalidateGraphics();
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}
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Point2d mp = Point2d::From(x, y);
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if(rightDown && orig.mouse.DistanceTo(mp) < 5 && !orig.startedMoving) {
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// Avoid accidentally panning (or rotating if shift is down) if the
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// user wants a context menu.
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return;
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}
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orig.startedMoving = true;
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// If the middle button is down, then mouse movement is used to pan and
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// rotate our view. This wins over everything else.
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if(middleDown) {
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hover.Clear();
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double dx = (x - orig.mouse.x) / scale;
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double dy = (y - orig.mouse.y) / scale;
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if(!(shiftDown || ctrlDown)) {
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double s = 0.3*(PI/180)*scale; // degrees per pixel
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projRight = orig.projRight.RotatedAbout(orig.projUp, -s*dx);
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projUp = orig.projUp.RotatedAbout(orig.projRight, s*dy);
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NormalizeProjectionVectors();
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} else if(ctrlDown) {
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double theta = atan2(orig.mouse.y, orig.mouse.x);
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theta -= atan2(y, x);
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pending.drawLine = true;
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pending.lnA = UnProjectPoint(Point2d::From(0, 0));
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pending.lnB = UnProjectPoint(mp);
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Vector normal = orig.projRight.Cross(orig.projUp);
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projRight = orig.projRight.RotatedAbout(normal, theta);
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projUp = orig.projUp.RotatedAbout(normal, theta);
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NormalizeProjectionVectors();
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} else {
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offset.x = orig.offset.x + dx*projRight.x + dy*projUp.x;
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offset.y = orig.offset.y + dx*projRight.y + dy*projUp.y;
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offset.z = orig.offset.z + dx*projRight.z + dy*projUp.z;
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}
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orig.projRight = projRight;
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orig.projUp = projUp;
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orig.offset = offset;
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orig.mouse.x = x;
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orig.mouse.y = y;
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InvalidateGraphics();
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return;
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}
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if(pending.operation == 0) {
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double dm = orig.mouse.DistanceTo(mp);
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// If we're currently not doing anything, then see if we should
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// start dragging something.
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if(leftDown && dm > 3) {
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Entity *e = NULL;
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if(hover.entity.v) e = SK.GetEntity(hover.entity);
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if(e && e->type != Entity::WORKPLANE) {
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Entity *e = SK.GetEntity(hover.entity);
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if(e->type == Entity::CIRCLE && selection.n <= 1) {
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// Drag the radius.
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ClearSelection();
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pending.circle = hover.entity;
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pending.operation = DRAGGING_RADIUS;
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} else if(e->IsNormal()) {
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ClearSelection();
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pending.normal = hover.entity;
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pending.operation = DRAGGING_NORMAL;
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} else {
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StartDraggingBySelection();
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ClearSelection();
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hover.Clear();
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pending.operation = DRAGGING_POINTS;
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}
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} else if(hover.constraint.v &&
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SK.GetConstraint(hover.constraint)->HasLabel())
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{
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ClearSelection();
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pending.constraint = hover.constraint;
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pending.operation = DRAGGING_CONSTRAINT;
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}
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if(pending.operation != 0) {
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// We just started a drag, so remember for the undo before
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// the drag changes anything.
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SS.UndoRemember();
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} else {
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if(!hover.constraint.v) {
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// That's just marquee selection, which should not cause
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// an undo remember.
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if(dm > 10) {
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if(hover.entity.v) {
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// Avoid accidentally selecting workplanes when
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// starting drags.
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ToggleSelectionStateOf(hover.entity);
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hover.Clear();
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}
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pending.operation = DRAGGING_MARQUEE;
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orig.marqueePoint =
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UnProjectPoint(orig.mouseOnButtonDown);
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}
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}
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}
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} else {
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// Otherwise, just hit test and give up; but don't hit test
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// if the mouse is down, because then the user could hover
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// a point, mouse down (thus selecting it), and drag, in an
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// effort to drag the point, but instead hover a different
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// entity before we move far enough to start the drag.
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if(!leftDown) HitTestMakeSelection(mp);
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}
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return;
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}
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// If the user has started an operation from the menu, but not
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// completed it, then just do the selection.
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if(pending.operation < FIRST_PENDING) {
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HitTestMakeSelection(mp);
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return;
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}
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// We're currently dragging something; so do that. But if we haven't
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// painted since the last time we solved, do nothing, because there's
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// no sense solving a frame and not displaying it.
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if(!havePainted) {
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if(pending.operation == DRAGGING_POINTS && ctrlDown) {
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pending.lnA = UnProjectPoint(orig.mouseOnButtonDown);
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pending.lnB = UnProjectPoint(mp);
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pending.drawLine = true;
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}
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return;
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}
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switch(pending.operation) {
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case DRAGGING_CONSTRAINT: {
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Constraint *c = SK.constraint.FindById(pending.constraint);
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UpdateDraggedNum(&(c->disp.offset), x, y);
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orig.mouse = mp;
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InvalidateGraphics();
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break;
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}
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case DRAGGING_NEW_LINE_POINT:
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case DRAGGING_NEW_POINT:
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UpdateDraggedPoint(pending.point, x, y);
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HitTestMakeSelection(mp);
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SS.MarkGroupDirtyByEntity(pending.point);
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orig.mouse = mp;
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InvalidateGraphics();
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break;
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case DRAGGING_POINTS:
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if(shiftDown || ctrlDown) {
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// Edit the rotation associated with a POINT_N_ROT_TRANS,
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// either within (ctrlDown) or out of (shiftDown) the plane
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// of the screen. So first get the rotation to apply, in qt.
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Quaternion qt;
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if(ctrlDown) {
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double d = mp.DistanceTo(orig.mouseOnButtonDown);
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if(d < 25) {
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// Don't start dragging the position about the normal
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// until we're a little ways out, to get a reasonable
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// reference pos
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orig.mouse = mp;
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break;
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}
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double theta = atan2(orig.mouse.y-orig.mouseOnButtonDown.y,
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orig.mouse.x-orig.mouseOnButtonDown.x);
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theta -= atan2(y-orig.mouseOnButtonDown.y,
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x-orig.mouseOnButtonDown.x);
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Vector gn = projRight.Cross(projUp);
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qt = Quaternion::From(gn, -theta);
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pending.drawLine = true;
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pending.lnA = UnProjectPoint(orig.mouseOnButtonDown);
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pending.lnB = UnProjectPoint(mp);
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} else {
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double dx = -(x - orig.mouse.x);
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double dy = -(y - orig.mouse.y);
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double s = 0.3*(PI/180); // degrees per pixel
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qt = Quaternion::From(projUp, -s*dx).Times(
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Quaternion::From(projRight, s*dy));
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}
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orig.mouse = mp;
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// Now apply this rotation to the points being dragged.
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List<hEntity> *lhe = &(pending.points);
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for(hEntity *he = lhe->First(); he; he = lhe->NextAfter(he)) {
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Entity *e = SK.GetEntity(*he);
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if(e->type != Entity::POINT_N_ROT_TRANS) {
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if(ctrlDown) {
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Vector p = e->PointGetNum();
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p = p.Minus(pending.lnA);
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p = qt.Rotate(p);
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p = p.Plus(pending.lnA);
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e->PointForceTo(p);
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SS.MarkGroupDirtyByEntity(e->h);
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}
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continue;
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}
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Quaternion q = e->PointGetQuaternion();
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Vector p = e->PointGetNum();
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q = qt.Times(q);
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e->PointForceQuaternionTo(q);
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// Let's rotate about the selected point; so fix up the
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// translation so that that point didn't move.
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e->PointForceTo(p);
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SS.MarkGroupDirtyByEntity(e->h);
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}
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} else {
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List<hEntity> *lhe = &(pending.points);
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for(hEntity *he = lhe->First(); he; he = lhe->NextAfter(he)) {
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UpdateDraggedPoint(*he, x, y);
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SS.MarkGroupDirtyByEntity(*he);
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}
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orig.mouse = mp;
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}
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break;
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case DRAGGING_NEW_CUBIC_POINT: {
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UpdateDraggedPoint(pending.point, x, y);
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HitTestMakeSelection(mp);
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hRequest hr = pending.point.request();
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if(pending.point.v == hr.entity(4).v) {
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// The very first segment; dragging final point drags both
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// tangent points.
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Vector p0 = SK.GetEntity(hr.entity(1))->PointGetNum(),
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p3 = SK.GetEntity(hr.entity(4))->PointGetNum(),
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p1 = p0.ScaledBy(2.0/3).Plus(p3.ScaledBy(1.0/3)),
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p2 = p0.ScaledBy(1.0/3).Plus(p3.ScaledBy(2.0/3));
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SK.GetEntity(hr.entity(1+1))->PointForceTo(p1);
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SK.GetEntity(hr.entity(1+2))->PointForceTo(p2);
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} else {
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// A subsequent segment; dragging point drags only final
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// tangent point.
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int i = SK.GetEntity(hr.entity(0))->extraPoints;
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Vector pn = SK.GetEntity(hr.entity(4+i))->PointGetNum(),
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pnm2 = SK.GetEntity(hr.entity(2+i))->PointGetNum(),
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pnm1 = (pn.Plus(pnm2)).ScaledBy(0.5);
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SK.GetEntity(hr.entity(3+i))->PointForceTo(pnm1);
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}
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orig.mouse = mp;
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SS.MarkGroupDirtyByEntity(pending.point);
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break;
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}
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case DRAGGING_NEW_ARC_POINT: {
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UpdateDraggedPoint(pending.point, x, y);
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HitTestMakeSelection(mp);
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hRequest hr = pending.point.request();
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Vector ona = SK.GetEntity(hr.entity(2))->PointGetNum();
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Vector onb = SK.GetEntity(hr.entity(3))->PointGetNum();
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Vector center = (ona.Plus(onb)).ScaledBy(0.5);
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SK.GetEntity(hr.entity(1))->PointForceTo(center);
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orig.mouse = mp;
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SS.MarkGroupDirtyByEntity(pending.point);
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break;
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}
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case DRAGGING_NEW_RADIUS:
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case DRAGGING_RADIUS: {
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Entity *circle = SK.GetEntity(pending.circle);
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Vector center = SK.GetEntity(circle->point[0])->PointGetNum();
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Point2d c2 = ProjectPoint(center);
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double r = c2.DistanceTo(mp)/scale;
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SK.GetEntity(circle->distance)->DistanceForceTo(r);
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SS.MarkGroupDirtyByEntity(pending.circle);
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break;
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}
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case DRAGGING_NORMAL: {
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Entity *normal = SK.GetEntity(pending.normal);
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Vector p = SK.GetEntity(normal->point[0])->PointGetNum();
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Point2d p2 = ProjectPoint(p);
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Quaternion q = normal->NormalGetNum();
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Vector u = q.RotationU(), v = q.RotationV();
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if(ctrlDown) {
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double theta = atan2(orig.mouse.y-p2.y, orig.mouse.x-p2.x);
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theta -= atan2(y-p2.y, x-p2.x);
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Vector normal = projRight.Cross(projUp);
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u = u.RotatedAbout(normal, -theta);
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v = v.RotatedAbout(normal, -theta);
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} else {
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double dx = -(x - orig.mouse.x);
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double dy = -(y - orig.mouse.y);
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double s = 0.3*(PI/180); // degrees per pixel
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u = u.RotatedAbout(projUp, -s*dx);
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u = u.RotatedAbout(projRight, s*dy);
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v = v.RotatedAbout(projUp, -s*dx);
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v = v.RotatedAbout(projRight, s*dy);
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}
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orig.mouse = mp;
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normal->NormalForceTo(Quaternion::From(u, v));
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SS.MarkGroupDirtyByEntity(pending.normal);
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break;
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}
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case DRAGGING_MARQUEE:
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orig.mouse = mp;
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InvalidateGraphics();
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break;
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default: oops();
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}
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if(pending.operation != 0 &&
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pending.operation != DRAGGING_CONSTRAINT &&
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pending.operation != DRAGGING_MARQUEE)
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{
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SS.GenerateAll();
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}
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havePainted = false;
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}
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void GraphicsWindow::ClearPending(void) {
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pending.points.Clear();
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ZERO(&pending);
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SS.later.showTW = true;
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}
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void GraphicsWindow::MouseMiddleOrRightDown(double x, double y) {
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if(GraphicsEditControlIsVisible()) return;
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orig.offset = offset;
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orig.projUp = projUp;
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orig.projRight = projRight;
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orig.mouse.x = x;
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orig.mouse.y = y;
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orig.startedMoving = false;
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}
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void GraphicsWindow::ContextMenuListStyles(void) {
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CreateContextSubmenu();
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Style *s;
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bool empty = true;
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for(s = SK.style.First(); s; s = SK.style.NextAfter(s)) {
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if(s->h.v < Style::FIRST_CUSTOM) continue;
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AddContextMenuItem(s->DescriptionString(), CMNU_FIRST_STYLE + s->h.v);
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empty = false;
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}
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if(!empty) AddContextMenuItem(NULL, CONTEXT_SEPARATOR);
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AddContextMenuItem("No Style", CMNU_NO_STYLE);
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AddContextMenuItem("Newly Created Custom Style...", CMNU_NEW_CUSTOM_STYLE);
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}
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void GraphicsWindow::MouseRightUp(double x, double y) {
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pending.drawLine = false;
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InvalidateGraphics();
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// Don't show a context menu if the user is right-clicking the toolbar,
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// or if they are finishing a pan.
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if(ToolbarMouseMoved((int)x, (int)y)) return;
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if(orig.startedMoving) return;
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if(context.active) return;
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if(pending.operation == DRAGGING_NEW_LINE_POINT ||
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pending.operation == DRAGGING_NEW_CUBIC_POINT)
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{
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// Special case; use a right click to stop drawing lines, since
|
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// a left click would draw another one. This is quicker and more
|
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// intuitive than hitting escape. Likewise for new cubic segments.
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ClearPending();
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return;
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}
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|
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context.active = true;
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GroupSelection();
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if(hover.IsEmpty() && gs.n == 0 && gs.constraints == 0) {
|
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// No reason to display a context menu.
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goto done;
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}
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|
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// We can either work on the selection (like the functions are designed to)
|
|
// or on the hovered item. In the latter case we can fudge things by just
|
|
// selecting the hovered item, and then applying our operation to the
|
|
// selection.
|
|
bool selEmpty = false;
|
|
if(gs.n == 0 && gs.constraints == 0) {
|
|
selEmpty = true;
|
|
}
|
|
|
|
if(selEmpty) {
|
|
if(hover.IsStylable()) {
|
|
ContextMenuListStyles();
|
|
AddContextMenuItem("Hovered: Assign to Style", CONTEXT_SUBMENU);
|
|
}
|
|
if(!hover.IsEmpty()) {
|
|
AddContextMenuItem("Hovered: Group Info", CMNU_GROUP_INFO);
|
|
}
|
|
if(hover.IsStylable()) {
|
|
AddContextMenuItem("Hovered: Style Info", CMNU_STYLE_INFO);
|
|
}
|
|
if(hover.constraint.v) {
|
|
Constraint *c = SK.GetConstraint(hover.constraint);
|
|
if(c->HasLabel() && c->type != Constraint::COMMENT) {
|
|
AddContextMenuItem("Hovered: Toggle Reference Dimension",
|
|
CMNU_REFERENCE_DIM);
|
|
}
|
|
if(c->type == Constraint::ANGLE ||
|
|
c->type == Constraint::EQUAL_ANGLE)
|
|
{
|
|
AddContextMenuItem("Hovered: Other Supplementary Angle",
|
|
CMNU_OTHER_ANGLE);
|
|
}
|
|
}
|
|
if(hover.entity.v) {
|
|
Entity *p = SK.GetEntity(hover.entity);
|
|
if(p->IsPoint()) {
|
|
Constraint *c;
|
|
IdList<Constraint,hConstraint> *lc = &(SK.constraint);
|
|
for(c = lc->First(); c; c = lc->NextAfter(c)) {
|
|
if(c->type != Constraint::POINTS_COINCIDENT) continue;
|
|
if(c->ptA.v == p->h.v || c->ptB.v == p->h.v) {
|
|
break;
|
|
}
|
|
}
|
|
if(c) {
|
|
AddContextMenuItem(
|
|
"Hovered: Delete Point-Coincident Constraint",
|
|
CMNU_DEL_COINCIDENT);
|
|
}
|
|
}
|
|
}
|
|
if(hover.HasEndpoints()) {
|
|
AddContextMenuItem("Hovered: Select Edge Chain", CMNU_SELECT_CHAIN);
|
|
}
|
|
if((hover.constraint.v &&
|
|
SK.GetConstraint(hover.constraint)->type == Constraint::COMMENT) ||
|
|
(hover.entity.v &&
|
|
SK.GetEntity(hover.entity)->IsPoint()))
|
|
{
|
|
AddContextMenuItem("Hovered: Snap to Grid", CMNU_SNAP_TO_GRID);
|
|
}
|
|
if(!hover.IsEmpty()) {
|
|
AddContextMenuItem(NULL, CONTEXT_SEPARATOR);
|
|
AddContextMenuItem("Delete Hovered Item", CMNU_DELETE_SEL);
|
|
}
|
|
} else {
|
|
if(gs.stylables > 0) {
|
|
ContextMenuListStyles();
|
|
AddContextMenuItem("Selected: Assign to Style", CONTEXT_SUBMENU);
|
|
}
|
|
if(gs.n + gs.constraints == 1) {
|
|
AddContextMenuItem("Selected: Group Info", CMNU_GROUP_INFO);
|
|
}
|
|
if(gs.n + gs.constraints == 1 && gs.stylables == 1) {
|
|
AddContextMenuItem("Selected: Style Info", CMNU_STYLE_INFO);
|
|
}
|
|
if(gs.withEndpoints > 0) {
|
|
AddContextMenuItem("Selected: Select Edge Chain",
|
|
CMNU_SELECT_CHAIN);
|
|
}
|
|
AddContextMenuItem(NULL, CONTEXT_SEPARATOR);
|
|
AddContextMenuItem("Delete Selection", CMNU_DELETE_SEL);
|
|
AddContextMenuItem("Unselect All", CMNU_UNSELECT_ALL);
|
|
}
|
|
|
|
int ret = ShowContextMenu();
|
|
if(ret != 0 && ret != CMNU_DEL_COINCIDENT && selEmpty) {
|
|
ToggleSelectionStateOf(&hover);
|
|
}
|
|
switch(ret) {
|
|
case CMNU_UNSELECT_ALL:
|
|
MenuEdit(MNU_UNSELECT_ALL);
|
|
break;
|
|
|
|
case CMNU_SELECT_CHAIN:
|
|
MenuEdit(MNU_SELECT_CHAIN);
|
|
break;
|
|
|
|
case CMNU_DELETE_SEL:
|
|
MenuEdit(MNU_DELETE);
|
|
break;
|
|
|
|
case CMNU_REFERENCE_DIM:
|
|
Constraint::MenuConstrain(MNU_REFERENCE);
|
|
break;
|
|
|
|
case CMNU_OTHER_ANGLE:
|
|
Constraint::MenuConstrain(MNU_OTHER_ANGLE);
|
|
break;
|
|
|
|
case CMNU_DEL_COINCIDENT: {
|
|
SS.UndoRemember();
|
|
if(!hover.entity.v) break;
|
|
Entity *p = SK.GetEntity(hover.entity);
|
|
if(!p->IsPoint()) break;
|
|
|
|
SK.constraint.ClearTags();
|
|
Constraint *c;
|
|
for(c = SK.constraint.First(); c; c = SK.constraint.NextAfter(c)) {
|
|
if(c->type != Constraint::POINTS_COINCIDENT) continue;
|
|
if(c->ptA.v == p->h.v || c->ptB.v == p->h.v) {
|
|
c->tag = 1;
|
|
}
|
|
}
|
|
SK.constraint.RemoveTagged();
|
|
break;
|
|
}
|
|
|
|
case CMNU_SNAP_TO_GRID:
|
|
MenuEdit(MNU_SNAP_TO_GRID);
|
|
break;
|
|
|
|
case CMNU_GROUP_INFO: {
|
|
hGroup hg;
|
|
GroupSelection();
|
|
if(gs.entities == 1) {
|
|
hg = SK.GetEntity(gs.entity[0])->group;
|
|
} else if(gs.points == 1) {
|
|
hg = SK.GetEntity(gs.point[0])->group;
|
|
} else if(gs.constraints == 1) {
|
|
hg = SK.GetConstraint(gs.constraint[0])->group;
|
|
} else {
|
|
break;
|
|
}
|
|
ClearSelection();
|
|
|
|
SS.TW.GoToScreen(TextWindow::SCREEN_GROUP_INFO);
|
|
SS.TW.shown.group = hg;
|
|
SS.later.showTW = true;
|
|
break;
|
|
}
|
|
|
|
case CMNU_STYLE_INFO: {
|
|
hStyle hs;
|
|
GroupSelection();
|
|
if(gs.entities == 1) {
|
|
hs = Style::ForEntity(gs.entity[0]);
|
|
} else if(gs.points == 1) {
|
|
hs = Style::ForEntity(gs.point[0]);
|
|
} else if(gs.constraints == 1) {
|
|
hs = SK.GetConstraint(gs.constraint[0])->disp.style;
|
|
if(!hs.v) hs.v = Style::CONSTRAINT;
|
|
} else {
|
|
break;
|
|
}
|
|
ClearSelection();
|
|
|
|
SS.TW.GoToScreen(TextWindow::SCREEN_STYLE_INFO);
|
|
SS.TW.shown.style = hs;
|
|
SS.later.showTW = true;
|
|
break;
|
|
}
|
|
|
|
case CMNU_NEW_CUSTOM_STYLE: {
|
|
DWORD v = Style::CreateCustomStyle();
|
|
Style::AssignSelectionToStyle(v);
|
|
break;
|
|
}
|
|
|
|
case CMNU_NO_STYLE:
|
|
Style::AssignSelectionToStyle(0);
|
|
break;
|
|
|
|
default:
|
|
if(ret >= CMNU_FIRST_STYLE) {
|
|
Style::AssignSelectionToStyle(ret - CMNU_FIRST_STYLE);
|
|
}
|
|
// otherwise it was cancelled, so do nothing
|
|
break;
|
|
}
|
|
|
|
done:
|
|
context.active = false;
|
|
}
|
|
|
|
hRequest GraphicsWindow::AddRequest(int type) {
|
|
return AddRequest(type, true);
|
|
}
|
|
hRequest GraphicsWindow::AddRequest(int type, bool rememberForUndo) {
|
|
if(rememberForUndo) SS.UndoRemember();
|
|
|
|
Request r;
|
|
memset(&r, 0, sizeof(r));
|
|
r.group = activeGroup;
|
|
Group *g = SK.GetGroup(activeGroup);
|
|
if(g->type == Group::DRAWING_3D || g->type == Group::DRAWING_WORKPLANE) {
|
|
r.construction = false;
|
|
} else {
|
|
r.construction = true;
|
|
}
|
|
r.workplane = ActiveWorkplane();
|
|
r.type = type;
|
|
SK.request.AddAndAssignId(&r);
|
|
|
|
// We must regenerate the parameters, so that the code that tries to
|
|
// place this request's entities where the mouse is can do so. But
|
|
// we mustn't try to solve until reasonable values have been supplied
|
|
// for these new parameters, or else we'll get a numerical blowup.
|
|
SS.GenerateAll(-1, -1);
|
|
SS.MarkGroupDirty(r.group);
|
|
return r.h;
|
|
}
|
|
|
|
bool GraphicsWindow::ConstrainPointByHovered(hEntity pt) {
|
|
if(!hover.entity.v) return false;
|
|
|
|
Entity *e = SK.GetEntity(hover.entity);
|
|
if(e->IsPoint()) {
|
|
Constraint::ConstrainCoincident(e->h, pt);
|
|
return true;
|
|
}
|
|
if(e->IsCircle()) {
|
|
Constraint::Constrain(Constraint::PT_ON_CIRCLE,
|
|
pt, Entity::NO_ENTITY, e->h);
|
|
return true;
|
|
}
|
|
if(e->type == Entity::LINE_SEGMENT) {
|
|
Constraint::Constrain(Constraint::PT_ON_LINE,
|
|
pt, Entity::NO_ENTITY, e->h);
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void GraphicsWindow::MouseLeftDown(double mx, double my) {
|
|
orig.mouseDown = true;
|
|
|
|
if(GraphicsEditControlIsVisible()) return;
|
|
HideTextEditControl();
|
|
|
|
if(SS.showToolbar) {
|
|
if(ToolbarMouseDown((int)mx, (int)my)) return;
|
|
}
|
|
|
|
// Make sure the hover is up to date.
|
|
MouseMoved(mx, my, false, false, false, false, false);
|
|
orig.mouse.x = mx;
|
|
orig.mouse.y = my;
|
|
orig.mouseOnButtonDown = orig.mouse;
|
|
|
|
// The current mouse location
|
|
Vector v = offset.ScaledBy(-1);
|
|
v = v.Plus(projRight.ScaledBy(mx/scale));
|
|
v = v.Plus(projUp.ScaledBy(my/scale));
|
|
|
|
hRequest hr;
|
|
switch(pending.operation) {
|
|
case MNU_DATUM_POINT:
|
|
hr = AddRequest(Request::DATUM_POINT);
|
|
SK.GetEntity(hr.entity(0))->PointForceTo(v);
|
|
ConstrainPointByHovered(hr.entity(0));
|
|
|
|
ClearSuper();
|
|
break;
|
|
|
|
case MNU_LINE_SEGMENT:
|
|
hr = AddRequest(Request::LINE_SEGMENT);
|
|
SK.GetEntity(hr.entity(1))->PointForceTo(v);
|
|
ConstrainPointByHovered(hr.entity(1));
|
|
|
|
ClearSuper();
|
|
|
|
pending.operation = DRAGGING_NEW_LINE_POINT;
|
|
pending.point = hr.entity(2);
|
|
pending.description = "click next point of line, or press Esc";
|
|
SK.GetEntity(pending.point)->PointForceTo(v);
|
|
break;
|
|
|
|
case MNU_RECTANGLE: {
|
|
if(!SS.GW.LockedInWorkplane()) {
|
|
Error("Can't draw rectangle in 3d; select a workplane first.");
|
|
ClearSuper();
|
|
break;
|
|
}
|
|
hRequest lns[4];
|
|
int i;
|
|
SS.UndoRemember();
|
|
for(i = 0; i < 4; i++) {
|
|
lns[i] = AddRequest(Request::LINE_SEGMENT, false);
|
|
}
|
|
for(i = 0; i < 4; i++) {
|
|
Constraint::ConstrainCoincident(
|
|
lns[i].entity(1), lns[(i+1)%4].entity(2));
|
|
SK.GetEntity(lns[i].entity(1))->PointForceTo(v);
|
|
SK.GetEntity(lns[i].entity(2))->PointForceTo(v);
|
|
}
|
|
for(i = 0; i < 4; i++) {
|
|
Constraint::Constrain(
|
|
(i % 2) ? Constraint::HORIZONTAL : Constraint::VERTICAL,
|
|
Entity::NO_ENTITY, Entity::NO_ENTITY,
|
|
lns[i].entity(0));
|
|
}
|
|
ConstrainPointByHovered(lns[2].entity(1));
|
|
|
|
pending.operation = DRAGGING_NEW_POINT;
|
|
pending.point = lns[1].entity(2);
|
|
pending.description = "click to place other corner of rectangle";
|
|
break;
|
|
}
|
|
case MNU_CIRCLE:
|
|
hr = AddRequest(Request::CIRCLE);
|
|
// Centered where we clicked
|
|
SK.GetEntity(hr.entity(1))->PointForceTo(v);
|
|
// Normal to the screen
|
|
SK.GetEntity(hr.entity(32))->NormalForceTo(
|
|
Quaternion::From(SS.GW.projRight, SS.GW.projUp));
|
|
// Initial radius zero
|
|
SK.GetEntity(hr.entity(64))->DistanceForceTo(0);
|
|
|
|
ConstrainPointByHovered(hr.entity(1));
|
|
|
|
ClearSuper();
|
|
|
|
pending.operation = DRAGGING_NEW_RADIUS;
|
|
pending.circle = hr.entity(0);
|
|
pending.description = "click to set radius";
|
|
break;
|
|
|
|
case MNU_ARC: {
|
|
if(!SS.GW.LockedInWorkplane()) {
|
|
Error("Can't draw arc in 3d; select a workplane first.");
|
|
ClearPending();
|
|
break;
|
|
}
|
|
hr = AddRequest(Request::ARC_OF_CIRCLE);
|
|
// This fudge factor stops us from immediately failing to solve
|
|
// because of the arc's implicit (equal radius) tangent.
|
|
Vector adj = SS.GW.projRight.WithMagnitude(2/SS.GW.scale);
|
|
SK.GetEntity(hr.entity(1))->PointForceTo(v.Minus(adj));
|
|
SK.GetEntity(hr.entity(2))->PointForceTo(v);
|
|
SK.GetEntity(hr.entity(3))->PointForceTo(v);
|
|
ConstrainPointByHovered(hr.entity(2));
|
|
|
|
ClearSuper();
|
|
|
|
pending.operation = DRAGGING_NEW_ARC_POINT;
|
|
pending.point = hr.entity(3);
|
|
pending.description = "click to place point";
|
|
break;
|
|
}
|
|
case MNU_CUBIC:
|
|
hr = AddRequest(Request::CUBIC);
|
|
SK.GetEntity(hr.entity(1))->PointForceTo(v);
|
|
SK.GetEntity(hr.entity(2))->PointForceTo(v);
|
|
SK.GetEntity(hr.entity(3))->PointForceTo(v);
|
|
SK.GetEntity(hr.entity(4))->PointForceTo(v);
|
|
ConstrainPointByHovered(hr.entity(1));
|
|
|
|
ClearSuper();
|
|
|
|
pending.operation = DRAGGING_NEW_CUBIC_POINT;
|
|
pending.point = hr.entity(4);
|
|
pending.description = "click next point of cubic, or press Esc";
|
|
break;
|
|
|
|
case MNU_WORKPLANE:
|
|
if(LockedInWorkplane()) {
|
|
Error("Sketching in a workplane already; sketch in 3d before "
|
|
"creating new workplane.");
|
|
ClearSuper();
|
|
break;
|
|
}
|
|
hr = AddRequest(Request::WORKPLANE);
|
|
SK.GetEntity(hr.entity(1))->PointForceTo(v);
|
|
SK.GetEntity(hr.entity(32))->NormalForceTo(
|
|
Quaternion::From(SS.GW.projRight, SS.GW.projUp));
|
|
ConstrainPointByHovered(hr.entity(1));
|
|
|
|
ClearSuper();
|
|
break;
|
|
|
|
case MNU_TTF_TEXT: {
|
|
if(!SS.GW.LockedInWorkplane()) {
|
|
Error("Can't draw text in 3d; select a workplane first.");
|
|
ClearSuper();
|
|
break;
|
|
}
|
|
hr = AddRequest(Request::TTF_TEXT);
|
|
Request *r = SK.GetRequest(hr);
|
|
r->str.strcpy("Abc");
|
|
r->font.strcpy("arial.ttf");
|
|
|
|
SK.GetEntity(hr.entity(1))->PointForceTo(v);
|
|
SK.GetEntity(hr.entity(2))->PointForceTo(v);
|
|
|
|
pending.operation = DRAGGING_NEW_POINT;
|
|
pending.point = hr.entity(2);
|
|
pending.description = "click to place bottom left of text";
|
|
break;
|
|
}
|
|
|
|
case MNU_COMMENT: {
|
|
ClearSuper();
|
|
Constraint c;
|
|
ZERO(&c);
|
|
c.group = SS.GW.activeGroup;
|
|
c.workplane = SS.GW.ActiveWorkplane();
|
|
c.type = Constraint::COMMENT;
|
|
c.disp.offset = v;
|
|
c.comment.strcpy("NEW COMMENT -- DOUBLE-CLICK TO EDIT");
|
|
Constraint::AddConstraint(&c);
|
|
break;
|
|
}
|
|
|
|
case DRAGGING_RADIUS:
|
|
case DRAGGING_NEW_POINT:
|
|
// The MouseMoved event has already dragged it as desired.
|
|
ClearPending();
|
|
break;
|
|
|
|
case DRAGGING_NEW_ARC_POINT:
|
|
ConstrainPointByHovered(pending.point);
|
|
ClearPending();
|
|
break;
|
|
|
|
case DRAGGING_NEW_CUBIC_POINT: {
|
|
hRequest hr = pending.point.request();
|
|
Request *r = SK.GetRequest(hr);
|
|
|
|
if(hover.entity.v == hr.entity(1).v && r->extraPoints >= 2) {
|
|
// They want the endpoints coincident, which means a periodic
|
|
// spline instead.
|
|
r->type = Request::CUBIC_PERIODIC;
|
|
// Remove the off-curve control points, which are no longer
|
|
// needed here; so move [2,ep+1] down, skipping first pt.
|
|
int i;
|
|
for(i = 2; i <= r->extraPoints+1; i++) {
|
|
SK.GetEntity(hr.entity((i-1)+1))->PointForceTo(
|
|
SK.GetEntity(hr.entity(i+1))->PointGetNum());
|
|
}
|
|
// and move ep+3 down by two, skipping both
|
|
SK.GetEntity(hr.entity((r->extraPoints+1)+1))->PointForceTo(
|
|
SK.GetEntity(hr.entity((r->extraPoints+3)+1))->PointGetNum());
|
|
r->extraPoints -= 2;
|
|
// And we're done.
|
|
SS.MarkGroupDirty(r->group);
|
|
SS.later.generateAll = true;
|
|
ClearPending();
|
|
break;
|
|
}
|
|
|
|
if(ConstrainPointByHovered(pending.point)) {
|
|
ClearPending();
|
|
break;
|
|
}
|
|
|
|
Entity e;
|
|
if(r->extraPoints >= arraylen(e.point) - 4) {
|
|
ClearPending();
|
|
break;
|
|
}
|
|
|
|
(SK.GetRequest(hr)->extraPoints)++;
|
|
SS.GenerateAll(-1, -1);
|
|
|
|
int ep = r->extraPoints;
|
|
Vector last = SK.GetEntity(hr.entity(3+ep))->PointGetNum();
|
|
|
|
SK.GetEntity(hr.entity(2+ep))->PointForceTo(last);
|
|
SK.GetEntity(hr.entity(3+ep))->PointForceTo(v);
|
|
SK.GetEntity(hr.entity(4+ep))->PointForceTo(v);
|
|
pending.point = hr.entity(4+ep);
|
|
break;
|
|
}
|
|
|
|
case DRAGGING_NEW_LINE_POINT: {
|
|
if(ConstrainPointByHovered(pending.point)) {
|
|
ClearPending();
|
|
break;
|
|
}
|
|
// Create a new line segment, so that we continue drawing.
|
|
hRequest hr = AddRequest(Request::LINE_SEGMENT);
|
|
SK.GetEntity(hr.entity(1))->PointForceTo(v);
|
|
SK.GetEntity(hr.entity(2))->PointForceTo(v);
|
|
|
|
// Constrain the line segments to share an endpoint
|
|
Constraint::ConstrainCoincident(pending.point, hr.entity(1));
|
|
|
|
// And drag an endpoint of the new line segment
|
|
pending.operation = DRAGGING_NEW_LINE_POINT;
|
|
pending.point = hr.entity(2);
|
|
pending.description = "click next point of line, or press Esc";
|
|
|
|
break;
|
|
}
|
|
|
|
case 0:
|
|
default:
|
|
ClearPending();
|
|
ToggleSelectionStateOf(&hover);
|
|
break;
|
|
}
|
|
|
|
SS.later.showTW = true;
|
|
InvalidateGraphics();
|
|
}
|
|
|
|
void GraphicsWindow::MouseLeftUp(double mx, double my) {
|
|
orig.mouseDown = false;
|
|
|
|
switch(pending.operation) {
|
|
case DRAGGING_POINTS:
|
|
case DRAGGING_CONSTRAINT:
|
|
case DRAGGING_NORMAL:
|
|
case DRAGGING_RADIUS:
|
|
ClearPending();
|
|
InvalidateGraphics();
|
|
break;
|
|
|
|
case DRAGGING_MARQUEE:
|
|
SelectByMarquee();
|
|
ClearPending();
|
|
InvalidateGraphics();
|
|
break;
|
|
|
|
default:
|
|
break; // do nothing
|
|
}
|
|
}
|
|
|
|
void GraphicsWindow::MouseLeftDoubleClick(double mx, double my) {
|
|
if(GraphicsEditControlIsVisible()) return;
|
|
HideTextEditControl();
|
|
|
|
if(hover.constraint.v) {
|
|
constraintBeingEdited = hover.constraint;
|
|
ClearSuper();
|
|
|
|
Constraint *c = SK.GetConstraint(constraintBeingEdited);
|
|
if(c->reference) {
|
|
// Not meaningful to edit a reference dimension
|
|
return;
|
|
}
|
|
|
|
Vector p3 = c->GetLabelPos();
|
|
Point2d p2 = ProjectPoint(p3);
|
|
|
|
char s[1024];
|
|
switch(c->type) {
|
|
case Constraint::COMMENT:
|
|
strcpy(s, c->comment.str);
|
|
break;
|
|
|
|
case Constraint::ANGLE:
|
|
case Constraint::LENGTH_RATIO:
|
|
sprintf(s, "%.3f", c->valA);
|
|
break;
|
|
|
|
default:
|
|
strcpy(s, SS.MmToString(fabs(c->valA)));
|
|
break;
|
|
}
|
|
ShowGraphicsEditControl((int)p2.x, (int)p2.y-4, s);
|
|
}
|
|
}
|
|
|
|
void GraphicsWindow::EditControlDone(char *s) {
|
|
HideGraphicsEditControl();
|
|
Constraint *c = SK.GetConstraint(constraintBeingEdited);
|
|
|
|
if(c->type == Constraint::COMMENT) {
|
|
SS.UndoRemember();
|
|
c->comment.strcpy(s);
|
|
return;
|
|
}
|
|
|
|
Expr *e = Expr::From(s);
|
|
if(e) {
|
|
SS.UndoRemember();
|
|
|
|
switch(c->type) {
|
|
case Constraint::PT_LINE_DISTANCE:
|
|
case Constraint::PT_FACE_DISTANCE:
|
|
case Constraint::PT_PLANE_DISTANCE: {
|
|
// The sign is not displayed to the user, but this is a signed
|
|
// distance internally. To flip the sign, the user enters a
|
|
// negative distance.
|
|
bool wasNeg = (c->valA < 0);
|
|
if(wasNeg) {
|
|
c->valA = -SS.ExprToMm(e);
|
|
} else {
|
|
c->valA = SS.ExprToMm(e);
|
|
}
|
|
break;
|
|
}
|
|
case Constraint::ANGLE:
|
|
case Constraint::LENGTH_RATIO:
|
|
// These don't get the units conversion for distance, and
|
|
// they're always positive
|
|
c->valA = fabs(e->Eval());
|
|
break;
|
|
|
|
default:
|
|
// These are always positive, and they get the units conversion.
|
|
c->valA = fabs(SS.ExprToMm(e));
|
|
break;
|
|
}
|
|
SS.MarkGroupDirty(c->group);
|
|
SS.GenerateAll();
|
|
} else {
|
|
Error("Not a valid number or expression: '%s'", s);
|
|
}
|
|
}
|
|
|
|
bool GraphicsWindow::KeyDown(int c) {
|
|
if(c == ('h' - 'a') + 1) {
|
|
// Treat backspace identically to escape.
|
|
MenuEdit(MNU_UNSELECT_ALL);
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void GraphicsWindow::MouseScroll(double x, double y, int delta) {
|
|
double offsetRight = offset.Dot(projRight);
|
|
double offsetUp = offset.Dot(projUp);
|
|
|
|
double righti = x/scale - offsetRight;
|
|
double upi = y/scale - offsetUp;
|
|
|
|
if(delta > 0) {
|
|
scale *= 1.2;
|
|
} else {
|
|
scale /= 1.2;
|
|
}
|
|
|
|
double rightf = x/scale - offsetRight;
|
|
double upf = y/scale - offsetUp;
|
|
|
|
offset = offset.Plus(projRight.ScaledBy(rightf - righti));
|
|
offset = offset.Plus(projUp.ScaledBy(upf - upi));
|
|
|
|
InvalidateGraphics();
|
|
}
|
|
|
|
void GraphicsWindow::MouseLeave(void) {
|
|
// Un-hover everything when the mouse leaves our window, unless there's
|
|
// currently a context menu shown.
|
|
if(!context.active) {
|
|
hover.Clear();
|
|
toolbarTooltipped = 0;
|
|
toolbarHovered = 0;
|
|
PaintGraphics();
|
|
}
|
|
}
|
|
|
|
void GraphicsWindow::SpaceNavigatorMoved(double tx, double ty, double tz,
|
|
double rx, double ry, double rz,
|
|
bool shiftDown)
|
|
{
|
|
if(!havePainted) return;
|
|
Vector out = projRight.Cross(projUp);
|
|
|
|
// rotation vector is axis of rotation, and its magnitude is angle
|
|
Vector aa = Vector::From(rx, ry, rz);
|
|
// but it's given with respect to screen projection frame
|
|
aa = aa.ScaleOutOfCsys(projRight, projUp, out);
|
|
double aam = aa.Magnitude();
|
|
if(aam != 0.0) aa = aa.WithMagnitude(1);
|
|
|
|
// This can either transform our view, or transform an imported part.
|
|
GroupSelection();
|
|
Entity *e = NULL;
|
|
Group *g = NULL;
|
|
if(gs.points == 1 && gs.n == 1) e = SK.GetEntity(gs.point [0]);
|
|
if(gs.entities == 1 && gs.n == 1) e = SK.GetEntity(gs.entity[0]);
|
|
if(e) g = SK.GetGroup(e->group);
|
|
if(g && g->type == Group::IMPORTED && !shiftDown) {
|
|
// Apply the transformation to an imported part. Gain down the Z
|
|
// axis, since it's hard to see what you're doing on that one since
|
|
// it's normal to the screen.
|
|
Vector t = projRight.ScaledBy(tx/scale).Plus(
|
|
projUp .ScaledBy(ty/scale).Plus(
|
|
out .ScaledBy(0.1*tz/scale)));
|
|
Quaternion q = Quaternion::From(aa, aam);
|
|
|
|
// If we go five seconds without SpaceNavigator input, or if we've
|
|
// switched groups, then consider that a new action and save an undo
|
|
// point.
|
|
SDWORD now = GetMilliseconds();
|
|
if(now - lastSpaceNavigatorTime > 5000 ||
|
|
lastSpaceNavigatorGroup.v != g->h.v)
|
|
{
|
|
SS.UndoRemember();
|
|
}
|
|
|
|
g->TransformImportedBy(t, q);
|
|
|
|
lastSpaceNavigatorTime = now;
|
|
lastSpaceNavigatorGroup = g->h;
|
|
SS.MarkGroupDirty(g->h);
|
|
SS.later.generateAll = true;
|
|
} else {
|
|
// Apply the transformation to the view of the everything. The
|
|
// x and y components are translation; but z component is scale,
|
|
// not translation, or else it would do nothing in a parallel
|
|
// projection
|
|
offset = offset.Plus(projRight.ScaledBy(tx/scale));
|
|
offset = offset.Plus(projUp.ScaledBy(ty/scale));
|
|
scale *= exp(0.001*tz);
|
|
|
|
if(aam != 0.0) {
|
|
projRight = projRight.RotatedAbout(aa, -aam);
|
|
projUp = projUp. RotatedAbout(aa, -aam);
|
|
NormalizeProjectionVectors();
|
|
}
|
|
}
|
|
|
|
havePainted = false;
|
|
InvalidateGraphics();
|
|
}
|
|
|
|
void GraphicsWindow::SpaceNavigatorButtonUp(void) {
|
|
ZoomToFit(false);
|
|
InvalidateGraphics();
|
|
}
|
|
|