1573 lines
59 KiB
C++
1573 lines
59 KiB
C++
//-----------------------------------------------------------------------------
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// Anything relating to mouse, keyboard, or 6-DOF mouse input.
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//
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// Copyright 2008-2013 Jonathan Westhues.
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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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SS.ScheduleShowTW();
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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 == hp) {
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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::Type::POINT_IN_2D &&
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pe->type != Entity::Type::POINT_IN_3D &&
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pe->group == p->group)
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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::Type::LINE_SEGMENT ||
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e->type == Entity::Type::ARC_OF_CIRCLE ||
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e->type == Entity::Type::CUBIC ||
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e->type == Entity::Type::CUBIC_PERIODIC ||
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e->type == Entity::Type::CIRCLE ||
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e->type == Entity::Type::TTF_TEXT ||
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e->type == Entity::Type::IMAGE)
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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() {
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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) {
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hEntity dragEntity = ChooseFromHoverToDrag().entity;
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if(dragEntity != Entity::NO_ENTITY) {
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StartDraggingByEntity(dragEntity);
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}
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}
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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(window->IsEditorVisible()) return;
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if(context.active) return;
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SS.extraLine.draw = 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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// Not passing right-button and middle-button drags to the toolbar avoids
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// some cosmetic issues with trackpad pans/rotates implemented with
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// simulated right-button drag events causing spurious hover events.
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if(SS.showToolbar && !middleDown) {
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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 == Pending::DRAGGING_POINTS ||
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pending.operation == Pending::DRAGGING_MARQUEE))
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{
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ClearPending();
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Invalidate();
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}
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Point2d mp = Point2d::From(x, y);
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currentMousePosition = mp;
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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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if(SS.turntableNav) { // lock the Z to vertical
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projRight = orig.projRight.RotatedAbout(Vector::From(0, 0, 1), -s * dx);
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projUp = orig.projUp.RotatedAbout(
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Vector::From(orig.projRight.x, orig.projRight.y, orig.projRight.y), s * dy);
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} else {
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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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}
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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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SS.extraLine.draw = true;
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SS.extraLine.ptA = UnProjectPoint(Point2d::From(0, 0));
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SS.extraLine.ptB = 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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if(SS.TW.shown.screen == TextWindow::Screen::EDIT_VIEW) {
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if(havePainted) {
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SS.ScheduleShowTW();
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}
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}
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Invalidate();
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havePainted = false;
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return;
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}
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if(pending.operation == Pending::NONE) {
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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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hEntity dragEntity = ChooseFromHoverToDrag().entity;
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if(dragEntity.v) e = SK.GetEntity(dragEntity);
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if(e && e->type != Entity::Type::WORKPLANE) {
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if(!hoverWasSelectedOnMousedown) {
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// The user clicked an unselected entity, which
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// means they're dragging just the hovered thing,
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// not the full selection. So clear all the selection
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// except that entity.
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ClearSelection();
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MakeSelected(dragEntity);
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}
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if(e->type == Entity::Type::CIRCLE && selection.n <= 1) {
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// Drag the radius.
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pending.circle = dragEntity;
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pending.operation = Pending::DRAGGING_RADIUS;
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} else if(e->IsNormal()) {
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pending.normal = dragEntity;
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pending.operation = Pending::DRAGGING_NORMAL;
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} else {
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StartDraggingBySelection();
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hover.Clear();
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pending.operation = Pending::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 = Pending::DRAGGING_CONSTRAINT;
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}
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if(pending.operation != Pending::NONE) {
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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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MakeUnselected(hover.entity, /*coincidentPointTrick=*/false);
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hover.Clear();
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}
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pending.operation = Pending::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) {
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// Hit testing can potentially take a lot of time.
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// If we haven't painted since last time we highlighted
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// something, don't hit test again, since this just causes
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// a lag.
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if(!havePainted) return;
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HitTestMakeSelection(mp);
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}
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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 == Pending::COMMAND) {
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HitTestMakeSelection(mp);
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return;
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}
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if(pending.operation == Pending::DRAGGING_POINTS && ctrlDown) {
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SS.extraLine.ptA = UnProjectPoint(orig.mouseOnButtonDown);
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SS.extraLine.ptB = UnProjectPoint(mp);
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SS.extraLine.draw = true;
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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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return;
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}
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havePainted = false;
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switch(pending.operation) {
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case Pending::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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Invalidate();
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return;
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}
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case Pending::DRAGGING_NEW_LINE_POINT:
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if(!ctrlDown) {
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SS.GW.pending.hasSuggestion =
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SS.GW.SuggestLineConstraint(SS.GW.pending.request, &SS.GW.pending.suggestion);
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} else {
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SS.GW.pending.hasSuggestion = false;
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}
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// fallthrough
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case Pending::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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break;
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case Pending::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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qt = Quaternion::IDENTITY;
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} else {
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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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}
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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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// 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::Type::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(SS.extraLine.ptA);
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p = qt.Rotate(p);
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p = p.Plus(SS.extraLine.ptA);
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e->PointForceTo(p);
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} else {
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UpdateDraggedPoint(*he, x, y);
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}
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} else {
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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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}
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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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}
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orig.mouse = mp;
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break;
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case Pending::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 == hr.entity(4)) {
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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 Pending::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 Pending::DRAGGING_NEW_RADIUS:
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case Pending::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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SS.ScheduleShowTW();
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break;
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}
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case Pending::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 Pending::DRAGGING_MARQUEE:
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orig.mouse = mp;
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Invalidate();
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return;
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case Pending::NONE:
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case Pending::COMMAND:
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ssassert(false, "Unexpected pending operation");
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}
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}
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void GraphicsWindow::ClearPending(bool scheduleShowTW) {
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pending.points.Clear();
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pending.requests.Clear();
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pending = {};
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if(scheduleShowTW) {
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SS.ScheduleShowTW();
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}
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}
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bool GraphicsWindow::IsFromPending(hRequest r) {
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for(auto &req : pending.requests) {
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if(req == r) return true;
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}
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return false;
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}
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void GraphicsWindow::AddToPending(hRequest r) {
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pending.requests.Add(&r);
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}
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|
|
void GraphicsWindow::ReplacePending(hRequest before, hRequest after) {
|
|
for(auto &req : pending.requests) {
|
|
if(req == before) {
|
|
req = after;
|
|
}
|
|
}
|
|
}
|
|
|
|
void GraphicsWindow::MouseMiddleOrRightDown(double x, double y) {
|
|
if(window->IsEditorVisible()) return;
|
|
|
|
orig.offset = offset;
|
|
orig.projUp = projUp;
|
|
orig.projRight = projRight;
|
|
orig.mouse.x = x;
|
|
orig.mouse.y = y;
|
|
orig.startedMoving = false;
|
|
}
|
|
|
|
void GraphicsWindow::MouseRightUp(double x, double y) {
|
|
SS.extraLine.draw = false;
|
|
Invalidate();
|
|
|
|
// Don't show a context menu if the user is right-clicking the toolbar,
|
|
// or if they are finishing a pan.
|
|
if(ToolbarMouseMoved((int)x, (int)y)) return;
|
|
if(orig.startedMoving) return;
|
|
|
|
if(context.active) return;
|
|
|
|
if(pending.operation == Pending::DRAGGING_NEW_LINE_POINT && pending.hasSuggestion) {
|
|
Constraint::TryConstrain(SS.GW.pending.suggestion,
|
|
Entity::NO_ENTITY, Entity::NO_ENTITY, pending.request.entity(0));
|
|
}
|
|
|
|
if(pending.operation == Pending::DRAGGING_NEW_LINE_POINT ||
|
|
pending.operation == Pending::DRAGGING_NEW_CUBIC_POINT ||
|
|
pending.operation == Pending::DRAGGING_NEW_ARC_POINT ||
|
|
pending.operation == Pending::DRAGGING_NEW_RADIUS ||
|
|
pending.operation == Pending::DRAGGING_NEW_POINT
|
|
)
|
|
{
|
|
// Special case; use a right click to stop drawing lines, since
|
|
// a left click would draw another one. This is quicker and more
|
|
// intuitive than hitting escape. Likewise for other entities
|
|
// for consistency.
|
|
ClearPending();
|
|
return;
|
|
}
|
|
|
|
// The current mouse location
|
|
Vector v = offset.ScaledBy(-1);
|
|
v = v.Plus(projRight.ScaledBy(x/scale));
|
|
v = v.Plus(projUp.ScaledBy(y/scale));
|
|
|
|
Platform::MenuRef menu = Platform::CreateMenu();
|
|
context.active = true;
|
|
|
|
if(!hover.IsEmpty()) {
|
|
MakeSelected(&hover);
|
|
SS.ScheduleShowTW();
|
|
}
|
|
GroupSelection();
|
|
|
|
bool itemsSelected = (gs.n > 0 || gs.constraints > 0);
|
|
if(itemsSelected) {
|
|
if(gs.stylables > 0) {
|
|
Platform::MenuRef styleMenu = menu->AddSubMenu(_("Assign to Style"));
|
|
|
|
bool empty = true;
|
|
for(const Style &s : SK.style) {
|
|
if(s.h.v < Style::FIRST_CUSTOM) continue;
|
|
|
|
uint32_t v = s.h.v;
|
|
|
|
styleMenu->AddItem(s.DescriptionString(), [v]() {
|
|
Style::AssignSelectionToStyle(v);
|
|
});
|
|
empty = false;
|
|
}
|
|
|
|
if(!empty) styleMenu->AddSeparator();
|
|
|
|
styleMenu->AddItem(_("No Style"), []() {
|
|
Style::AssignSelectionToStyle(0);
|
|
});
|
|
styleMenu->AddItem(_("Newly Created Custom Style..."), [this]() {
|
|
uint32_t vs = Style::CreateCustomStyle();
|
|
Style::AssignSelectionToStyle(vs);
|
|
ForceTextWindowShown();
|
|
});
|
|
}
|
|
if(gs.n + gs.constraints == 1) {
|
|
menu->AddItem(_("Group Info"), [this]() {
|
|
hGroup hg;
|
|
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 {
|
|
return;
|
|
}
|
|
ClearSelection();
|
|
|
|
SS.TW.GoToScreen(TextWindow::Screen::GROUP_INFO);
|
|
SS.TW.shown.group = hg;
|
|
SS.ScheduleShowTW();
|
|
ForceTextWindowShown();
|
|
});
|
|
}
|
|
if(gs.n + gs.constraints == 1 && gs.stylables == 1) {
|
|
menu->AddItem(_("Style Info"), [this]() {
|
|
hStyle hs;
|
|
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])->GetStyle();
|
|
} else {
|
|
return;
|
|
}
|
|
ClearSelection();
|
|
|
|
SS.TW.GoToScreen(TextWindow::Screen::STYLE_INFO);
|
|
SS.TW.shown.style = hs;
|
|
SS.ScheduleShowTW();
|
|
ForceTextWindowShown();
|
|
});
|
|
}
|
|
if(gs.withEndpoints > 0) {
|
|
menu->AddItem(_("Select Edge Chain"),
|
|
[]() { MenuEdit(Command::SELECT_CHAIN); });
|
|
}
|
|
if(gs.constraints == 1 && gs.n == 0) {
|
|
Constraint *c = SK.GetConstraint(gs.constraint[0]);
|
|
if(c->HasLabel() && c->type != Constraint::Type::COMMENT) {
|
|
menu->AddItem(_("Toggle Reference Dimension"),
|
|
[]() { Constraint::MenuConstrain(Command::REFERENCE); });
|
|
}
|
|
if(c->type == Constraint::Type::ANGLE ||
|
|
c->type == Constraint::Type::EQUAL_ANGLE)
|
|
{
|
|
menu->AddItem(_("Other Supplementary Angle"),
|
|
[]() { Constraint::MenuConstrain(Command::OTHER_ANGLE); });
|
|
}
|
|
}
|
|
if(gs.constraintLabels > 0 || gs.points > 0) {
|
|
menu->AddItem(_("Snap to Grid"),
|
|
[]() { MenuEdit(Command::SNAP_TO_GRID); });
|
|
}
|
|
|
|
if(gs.points == 1 && gs.point[0].isFromRequest()) {
|
|
Request *r = SK.GetRequest(gs.point[0].request());
|
|
int index = r->IndexOfPoint(gs.point[0]);
|
|
if((r->type == Request::Type::CUBIC && (index > 1 && index < r->extraPoints + 2)) ||
|
|
r->type == Request::Type::CUBIC_PERIODIC) {
|
|
menu->AddItem(_("Remove Spline Point"), [this, r]() {
|
|
int index = r->IndexOfPoint(gs.point[0]);
|
|
ssassert(r->extraPoints != 0,
|
|
"Expected a bezier with interior control points");
|
|
|
|
SS.UndoRemember();
|
|
Entity *e = SK.GetEntity(r->h.entity(0));
|
|
|
|
// First, fix point-coincident constraints involving this point.
|
|
// Then, remove all other constraints, since they would otherwise
|
|
// jump to an adjacent one and mess up the bezier after generation.
|
|
FixConstraintsForPointBeingDeleted(e->point[index]);
|
|
RemoveConstraintsForPointBeingDeleted(e->point[index]);
|
|
|
|
for(int i = index; i < MAX_POINTS_IN_ENTITY - 1; i++) {
|
|
if(e->point[i + 1].v == 0) break;
|
|
Entity *p0 = SK.GetEntity(e->point[i]);
|
|
Entity *p1 = SK.GetEntity(e->point[i + 1]);
|
|
ReplacePointInConstraints(p1->h, p0->h);
|
|
p0->PointForceTo(p1->PointGetNum());
|
|
}
|
|
r->extraPoints--;
|
|
SS.MarkGroupDirtyByEntity(gs.point[0]);
|
|
ClearSelection();
|
|
});
|
|
}
|
|
}
|
|
if(gs.entities == 1 && gs.entity[0].isFromRequest()) {
|
|
Request *r = SK.GetRequest(gs.entity[0].request());
|
|
if(r->type == Request::Type::CUBIC || r->type == Request::Type::CUBIC_PERIODIC) {
|
|
Entity *e = SK.GetEntity(gs.entity[0]);
|
|
int addAfterPoint = e->GetPositionOfPoint(GetCamera(), Point2d::From(x, y));
|
|
ssassert(addAfterPoint != -1, "Expected a nearest bezier point to be located");
|
|
// Skip derivative point.
|
|
if(r->type == Request::Type::CUBIC) addAfterPoint++;
|
|
menu->AddItem(_("Add Spline Point"), [this, r, addAfterPoint, v]() {
|
|
int pointCount = r->extraPoints +
|
|
((r->type == Request::Type::CUBIC_PERIODIC) ? 3 : 4);
|
|
if(pointCount >= MAX_POINTS_IN_ENTITY) {
|
|
Error(_("Cannot add spline point: maximum number of points reached."));
|
|
return;
|
|
}
|
|
|
|
SS.UndoRemember();
|
|
r->extraPoints++;
|
|
SS.MarkGroupDirtyByEntity(gs.entity[0]);
|
|
SS.GenerateAll(SolveSpaceUI::Generate::REGEN);
|
|
|
|
Entity *e = SK.GetEntity(r->h.entity(0));
|
|
for(int i = MAX_POINTS_IN_ENTITY; i > addAfterPoint + 1; i--) {
|
|
Entity *p0 = SK.entity.FindByIdNoOops(e->point[i]);
|
|
if(p0 == NULL) continue;
|
|
Entity *p1 = SK.GetEntity(e->point[i - 1]);
|
|
ReplacePointInConstraints(p1->h, p0->h);
|
|
p0->PointForceTo(p1->PointGetNum());
|
|
}
|
|
Entity *p = SK.GetEntity(e->point[addAfterPoint + 1]);
|
|
p->PointForceTo(v);
|
|
SS.MarkGroupDirtyByEntity(gs.entity[0]);
|
|
ClearSelection();
|
|
});
|
|
}
|
|
}
|
|
if(gs.entities == gs.n) {
|
|
menu->AddItem(_("Toggle Construction"),
|
|
[]() { MenuRequest(Command::CONSTRUCTION); });
|
|
}
|
|
|
|
if(gs.points == 1) {
|
|
Entity *p = SK.GetEntity(gs.point[0]);
|
|
Constraint *c = nullptr;
|
|
IdList<Constraint,hConstraint> *lc = &(SK.constraint);
|
|
for(Constraint &ci : *lc) {
|
|
if(ci.type != Constraint::Type::POINTS_COINCIDENT) continue;
|
|
if(ci.ptA == p->h || ci.ptB == p->h) {
|
|
c = &ci;
|
|
break;
|
|
}
|
|
}
|
|
if(c) {
|
|
menu->AddItem(_("Delete Point-Coincident Constraint"), [this, p]() {
|
|
if(!p->IsPoint()) return;
|
|
|
|
SS.UndoRemember();
|
|
SK.constraint.ClearTags();
|
|
for(Constraint &c : SK.constraint) {
|
|
if(c.type != Constraint::Type::POINTS_COINCIDENT) continue;
|
|
if(c.ptA == p->h || c.ptB == p->h) {
|
|
c.tag = 1;
|
|
}
|
|
}
|
|
SK.constraint.RemoveTagged();
|
|
ClearSelection();
|
|
});
|
|
}
|
|
}
|
|
menu->AddSeparator();
|
|
if(LockedInWorkplane()) {
|
|
menu->AddItem(_("Cut"),
|
|
[]() { MenuClipboard(Command::CUT); });
|
|
menu->AddItem(_("Copy"),
|
|
[]() { MenuClipboard(Command::COPY); });
|
|
}
|
|
} else {
|
|
menu->AddItem(_("Select All"),
|
|
[]() { MenuEdit(Command::SELECT_ALL); });
|
|
}
|
|
|
|
if((!SS.clipboard.r.IsEmpty() || !SS.clipboard.c.IsEmpty()) && LockedInWorkplane()) {
|
|
menu->AddItem(_("Paste"),
|
|
[]() { MenuClipboard(Command::PASTE); });
|
|
menu->AddItem(_("Paste Transformed..."),
|
|
[]() { MenuClipboard(Command::PASTE_TRANSFORM); });
|
|
}
|
|
|
|
if(itemsSelected) {
|
|
menu->AddItem(_("Delete"),
|
|
[]() { MenuClipboard(Command::DELETE); });
|
|
menu->AddSeparator();
|
|
menu->AddItem(_("Unselect All"),
|
|
[]() { MenuEdit(Command::UNSELECT_ALL); });
|
|
}
|
|
// If only one item is selected, then it must be the one that we just
|
|
// selected from the hovered item; in which case unselect all and hovered
|
|
// are equivalent.
|
|
if(!hover.IsEmpty() && selection.n > 1) {
|
|
menu->AddItem(_("Unselect Hovered"), [this] {
|
|
if(!hover.IsEmpty()) {
|
|
MakeUnselected(&hover, /*coincidentPointTrick=*/true);
|
|
}
|
|
});
|
|
}
|
|
|
|
if(itemsSelected) {
|
|
menu->AddSeparator();
|
|
menu->AddItem(_("Zoom to Fit"),
|
|
[]() { MenuView(Command::ZOOM_TO_FIT); });
|
|
}
|
|
|
|
menu->PopUp();
|
|
|
|
context.active = false;
|
|
SS.ScheduleShowTW();
|
|
}
|
|
|
|
hRequest GraphicsWindow::AddRequest(Request::Type type) {
|
|
return AddRequest(type, /*rememberForUndo=*/true);
|
|
}
|
|
hRequest GraphicsWindow::AddRequest(Request::Type type, bool rememberForUndo) {
|
|
if(rememberForUndo) SS.UndoRemember();
|
|
|
|
Request r = {};
|
|
r.group = activeGroup;
|
|
Group *g = SK.GetGroup(activeGroup);
|
|
if(g->type == Group::Type::DRAWING_3D || g->type == Group::Type::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.
|
|
r.Generate(&SK.entity, &SK.param);
|
|
SS.MarkGroupDirty(r.group);
|
|
return r.h;
|
|
}
|
|
|
|
Vector GraphicsWindow::SnapToEntityByScreenPoint(Point2d pp, hEntity he) {
|
|
Entity *e = SK.GetEntity(he);
|
|
if(e->IsPoint()) return e->PointGetNum();
|
|
SEdgeList *edges = e->GetOrGenerateEdges();
|
|
|
|
double minD = -1.0f;
|
|
double k;
|
|
const SEdge *edge = NULL;
|
|
for(const auto &e : edges->l) {
|
|
Point2d p0 = ProjectPoint(e.a);
|
|
Point2d p1 = ProjectPoint(e.b);
|
|
Point2d dir = p1.Minus(p0);
|
|
double d = pp.DistanceToLine(p0, dir, /*asSegment=*/true);
|
|
if(minD > 0.0 && d > minD) continue;
|
|
minD = d;
|
|
k = pp.Minus(p0).Dot(dir) / dir.Dot(dir);
|
|
edge = &e;
|
|
}
|
|
if(edge == NULL) return UnProjectPoint(pp);
|
|
return edge->a.Plus(edge->b.Minus(edge->a).ScaledBy(k));
|
|
}
|
|
|
|
bool GraphicsWindow::ConstrainPointByHovered(hEntity pt, const Point2d *projected) {
|
|
if(!hover.entity.v) return false;
|
|
|
|
Entity *point = SK.GetEntity(pt);
|
|
Entity *e = SK.GetEntity(hover.entity);
|
|
if(e->IsPoint()) {
|
|
point->PointForceTo(e->PointGetNum());
|
|
Constraint::ConstrainCoincident(e->h, pt);
|
|
return true;
|
|
}
|
|
if(e->IsCircle()) {
|
|
if(projected != NULL) {
|
|
Vector snapPos = SnapToEntityByScreenPoint(*projected, e->h);
|
|
point->PointForceTo(snapPos);
|
|
}
|
|
Constraint::Constrain(Constraint::Type::PT_ON_CIRCLE,
|
|
pt, Entity::NO_ENTITY, e->h);
|
|
return true;
|
|
}
|
|
if(e->type == Entity::Type::LINE_SEGMENT) {
|
|
if(projected != NULL) {
|
|
Vector snapPos = SnapToEntityByScreenPoint(*projected, e->h);
|
|
point->PointForceTo(snapPos);
|
|
}
|
|
Constraint::Constrain(Constraint::Type::PT_ON_LINE,
|
|
pt, Entity::NO_ENTITY, e->h);
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool GraphicsWindow::MouseEvent(Platform::MouseEvent event) {
|
|
using Platform::MouseEvent;
|
|
double width, height;
|
|
window->GetContentSize(&width, &height);
|
|
|
|
event.x = event.x - width / 2;
|
|
event.y = height / 2 - event.y;
|
|
|
|
switch(event.type) {
|
|
case MouseEvent::Type::MOTION:
|
|
this->MouseMoved(event.x, event.y,
|
|
event.button == MouseEvent::Button::LEFT,
|
|
event.button == MouseEvent::Button::MIDDLE,
|
|
event.button == MouseEvent::Button::RIGHT,
|
|
event.shiftDown,
|
|
event.controlDown);
|
|
break;
|
|
|
|
case MouseEvent::Type::PRESS:
|
|
if(event.button == MouseEvent::Button::LEFT) {
|
|
this->MouseLeftDown(event.x, event.y, event.shiftDown, event.controlDown);
|
|
} else if(event.button == MouseEvent::Button::MIDDLE ||
|
|
event.button == MouseEvent::Button::RIGHT) {
|
|
this->MouseMiddleOrRightDown(event.x, event.y);
|
|
}
|
|
break;
|
|
|
|
case MouseEvent::Type::DBL_PRESS:
|
|
if(event.button == MouseEvent::Button::LEFT) {
|
|
this->MouseLeftDoubleClick(event.x, event.y);
|
|
}
|
|
break;
|
|
|
|
case MouseEvent::Type::RELEASE:
|
|
if(event.button == MouseEvent::Button::LEFT) {
|
|
this->MouseLeftUp(event.x, event.y, event.shiftDown, event.controlDown);
|
|
} else if(event.button == MouseEvent::Button::RIGHT) {
|
|
this->MouseRightUp(event.x, event.y);
|
|
}
|
|
break;
|
|
|
|
case MouseEvent::Type::SCROLL_VERT:
|
|
this->MouseScroll(event.shiftDown ? event.scrollDelta / 10 : event.scrollDelta);
|
|
break;
|
|
|
|
case MouseEvent::Type::LEAVE:
|
|
this->MouseLeave();
|
|
break;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void GraphicsWindow::MouseLeftDown(double mx, double my, bool shiftDown, bool ctrlDown) {
|
|
orig.mouseDown = true;
|
|
|
|
if(window->IsEditorVisible()) {
|
|
orig.mouse = Point2d::From(mx, my);
|
|
orig.mouseOnButtonDown = orig.mouse;
|
|
window->HideEditor();
|
|
return;
|
|
}
|
|
SS.TW.HideEditControl();
|
|
|
|
if(SS.showToolbar) {
|
|
if(ToolbarMouseDown((int)mx, (int)my)) return;
|
|
}
|
|
|
|
// This will be clobbered by MouseMoved below.
|
|
bool hasConstraintSuggestion = pending.hasSuggestion;
|
|
Constraint::Type constraintSuggestion = pending.suggestion;
|
|
|
|
// Make sure the hover is up to date.
|
|
MouseMoved(mx, my, /*leftDown=*/false, /*middleDown=*/false, /*rightDown=*/false,
|
|
/*shiftDown=*/false, /*ctrlDown=*/false);
|
|
orig.mouse.x = mx;
|
|
orig.mouse.y = my;
|
|
orig.mouseOnButtonDown = orig.mouse;
|
|
Point2d mouse = Point2d::From(mx, my);
|
|
|
|
// 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 = {};
|
|
hConstraint hc = {};
|
|
switch(pending.operation) {
|
|
case Pending::COMMAND:
|
|
switch(pending.command) {
|
|
case Command::DATUM_POINT:
|
|
hr = AddRequest(Request::Type::DATUM_POINT);
|
|
SK.GetEntity(hr.entity(0))->PointForceTo(v);
|
|
ConstrainPointByHovered(hr.entity(0), &mouse);
|
|
|
|
ClearSuper();
|
|
break;
|
|
|
|
case Command::LINE_SEGMENT:
|
|
case Command::CONSTR_SEGMENT:
|
|
hr = AddRequest(Request::Type::LINE_SEGMENT);
|
|
SK.GetRequest(hr)->construction = (pending.command == Command::CONSTR_SEGMENT);
|
|
SK.GetEntity(hr.entity(1))->PointForceTo(v);
|
|
ConstrainPointByHovered(hr.entity(1), &mouse);
|
|
|
|
ClearSuper();
|
|
AddToPending(hr);
|
|
|
|
pending.operation = Pending::DRAGGING_NEW_LINE_POINT;
|
|
pending.request = hr;
|
|
pending.point = hr.entity(2);
|
|
pending.description = _("click next point of line, or press Esc");
|
|
SK.GetEntity(pending.point)->PointForceTo(v);
|
|
break;
|
|
|
|
case Command::RECTANGLE: {
|
|
if(!SS.GW.LockedInWorkplane()) {
|
|
Error(_("Can't draw rectangle in 3d; first, activate a workplane "
|
|
"with Sketch -> In Workplane."));
|
|
ClearSuper();
|
|
break;
|
|
}
|
|
hRequest lns[4];
|
|
int i;
|
|
SS.UndoRemember();
|
|
for(i = 0; i < 4; i++) {
|
|
lns[i] = AddRequest(Request::Type::LINE_SEGMENT, /*rememberForUndo=*/false);
|
|
AddToPending(lns[i]);
|
|
}
|
|
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::Type::HORIZONTAL : Constraint::Type::VERTICAL,
|
|
Entity::NO_ENTITY, Entity::NO_ENTITY,
|
|
lns[i].entity(0));
|
|
}
|
|
if(ConstrainPointByHovered(lns[2].entity(1), &mouse)) {
|
|
Vector pos = SK.GetEntity(lns[2].entity(1))->PointGetNum();
|
|
for(i = 0; i < 4; i++) {
|
|
SK.GetEntity(lns[i].entity(1))->PointForceTo(pos);
|
|
SK.GetEntity(lns[i].entity(2))->PointForceTo(pos);
|
|
}
|
|
}
|
|
|
|
pending.operation = Pending::DRAGGING_NEW_POINT;
|
|
pending.point = lns[1].entity(2);
|
|
pending.description = _("click to place other corner of rectangle");
|
|
hr = lns[0];
|
|
break;
|
|
}
|
|
case Command::CIRCLE:
|
|
hr = AddRequest(Request::Type::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), &mouse);
|
|
|
|
ClearSuper();
|
|
AddToPending(hr);
|
|
|
|
pending.operation = Pending::DRAGGING_NEW_RADIUS;
|
|
pending.circle = hr.entity(0);
|
|
pending.description = _("click to set radius");
|
|
break;
|
|
|
|
case Command::ARC: {
|
|
if(!SS.GW.LockedInWorkplane()) {
|
|
Error(_("Can't draw arc in 3d; first, activate a workplane "
|
|
"with Sketch -> In Workplane."));
|
|
ClearPending();
|
|
break;
|
|
}
|
|
hr = AddRequest(Request::Type::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), &mouse);
|
|
|
|
ClearSuper();
|
|
AddToPending(hr);
|
|
|
|
pending.operation = Pending::DRAGGING_NEW_ARC_POINT;
|
|
pending.point = hr.entity(3);
|
|
pending.description = _("click to place point");
|
|
break;
|
|
}
|
|
case Command::CUBIC:
|
|
hr = AddRequest(Request::Type::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), &mouse);
|
|
|
|
ClearSuper();
|
|
AddToPending(hr);
|
|
|
|
pending.operation = Pending::DRAGGING_NEW_CUBIC_POINT;
|
|
pending.point = hr.entity(4);
|
|
pending.description = _("click next point of cubic, or press Esc");
|
|
break;
|
|
|
|
case Command::WORKPLANE:
|
|
if(LockedInWorkplane()) {
|
|
Error(_("Sketching in a workplane already; sketch in 3d before "
|
|
"creating new workplane."));
|
|
ClearSuper();
|
|
break;
|
|
}
|
|
hr = AddRequest(Request::Type::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), &mouse);
|
|
|
|
ClearSuper();
|
|
break;
|
|
|
|
case Command::TTF_TEXT: {
|
|
if(!SS.GW.LockedInWorkplane()) {
|
|
Error(_("Can't draw text in 3d; first, activate a workplane "
|
|
"with Sketch -> In Workplane."));
|
|
ClearSuper();
|
|
break;
|
|
}
|
|
hr = AddRequest(Request::Type::TTF_TEXT);
|
|
AddToPending(hr);
|
|
Request *r = SK.GetRequest(hr);
|
|
r->str = "Abc";
|
|
r->font = Platform::embeddedFont;
|
|
|
|
for(int i = 1; i <= 4; i++) {
|
|
SK.GetEntity(hr.entity(i))->PointForceTo(v);
|
|
}
|
|
|
|
pending.operation = Pending::DRAGGING_NEW_POINT;
|
|
pending.point = hr.entity(3);
|
|
pending.description = _("click to place bottom right of text");
|
|
break;
|
|
}
|
|
|
|
case Command::IMAGE: {
|
|
if(!SS.GW.LockedInWorkplane()) {
|
|
Error(_("Can't draw image in 3d; first, activate a workplane "
|
|
"with Sketch -> In Workplane."));
|
|
ClearSuper();
|
|
break;
|
|
}
|
|
hr = AddRequest(Request::Type::IMAGE);
|
|
AddToPending(hr);
|
|
Request *r = SK.GetRequest(hr);
|
|
r->file = pending.filename;
|
|
|
|
for(int i = 1; i <= 4; i++) {
|
|
SK.GetEntity(hr.entity(i))->PointForceTo(v);
|
|
}
|
|
|
|
pending.operation = Pending::DRAGGING_NEW_POINT;
|
|
pending.point = hr.entity(3);
|
|
pending.description = "click to place bottom right of image";
|
|
break;
|
|
}
|
|
|
|
case Command::COMMENT: {
|
|
ClearSuper();
|
|
Constraint c = {};
|
|
c.group = SS.GW.activeGroup;
|
|
c.workplane = SS.GW.ActiveWorkplane();
|
|
c.type = Constraint::Type::COMMENT;
|
|
c.disp.offset = v;
|
|
c.comment = _("NEW COMMENT -- DOUBLE-CLICK TO EDIT");
|
|
hc = Constraint::AddConstraint(&c);
|
|
break;
|
|
}
|
|
default: ssassert(false, "Unexpected pending menu id");
|
|
}
|
|
break;
|
|
|
|
case Pending::DRAGGING_RADIUS:
|
|
ClearPending();
|
|
break;
|
|
|
|
case Pending::DRAGGING_NEW_POINT:
|
|
case Pending::DRAGGING_NEW_ARC_POINT:
|
|
ConstrainPointByHovered(pending.point, &mouse);
|
|
ClearPending();
|
|
break;
|
|
|
|
case Pending::DRAGGING_NEW_CUBIC_POINT: {
|
|
hRequest hr = pending.point.request();
|
|
Request *r = SK.GetRequest(hr);
|
|
|
|
if(hover.entity == hr.entity(1) && r->extraPoints >= 2) {
|
|
// They want the endpoints coincident, which means a periodic
|
|
// spline instead.
|
|
r->type = Request::Type::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);
|
|
ClearPending();
|
|
break;
|
|
}
|
|
|
|
if(ConstrainPointByHovered(pending.point, &mouse)) {
|
|
ClearPending();
|
|
break;
|
|
}
|
|
|
|
Entity e;
|
|
if(r->extraPoints >= (int)arraylen(e.point) - 4) {
|
|
ClearPending();
|
|
break;
|
|
}
|
|
|
|
(SK.GetRequest(hr)->extraPoints)++;
|
|
SS.GenerateAll(SolveSpaceUI::Generate::REGEN);
|
|
|
|
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 Pending::DRAGGING_NEW_LINE_POINT: {
|
|
if(hover.entity.v) {
|
|
Entity *e = SK.GetEntity(hover.entity);
|
|
if(e->IsPoint()) {
|
|
hRequest hrl = pending.point.request();
|
|
Entity *sp = SK.GetEntity(hrl.entity(1));
|
|
if(( e->PointGetNum()).Equals(
|
|
(sp->PointGetNum())))
|
|
{
|
|
// If we constrained by the hovered point, then we
|
|
// would create a zero-length line segment. That's
|
|
// not good, so just stop drawing.
|
|
ClearPending();
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
bool doneDragging = ConstrainPointByHovered(pending.point, &mouse);
|
|
|
|
// Constrain the line segment horizontal or vertical if close enough
|
|
if(hasConstraintSuggestion) {
|
|
Constraint::TryConstrain(constraintSuggestion,
|
|
Entity::NO_ENTITY, Entity::NO_ENTITY, pending.request.entity(0));
|
|
}
|
|
|
|
if(doneDragging) {
|
|
ClearPending();
|
|
break;
|
|
}
|
|
|
|
// Create a new line segment, so that we continue drawing.
|
|
hRequest hr = AddRequest(Request::Type::LINE_SEGMENT);
|
|
ReplacePending(pending.request, hr);
|
|
SK.GetRequest(hr)->construction = SK.GetRequest(pending.request)->construction;
|
|
// Displace the second point of the new line segment slightly,
|
|
// to avoid creating zero-length edge warnings.
|
|
SK.GetEntity(hr.entity(2))->PointForceTo(
|
|
v.Plus(projRight.ScaledBy(0.5/scale)));
|
|
|
|
// Constrain the line segments to share an endpoint
|
|
Constraint::ConstrainCoincident(pending.point, hr.entity(1));
|
|
Vector pendingPos = SK.GetEntity(pending.point)->PointGetNum();
|
|
SK.GetEntity(hr.entity(1))->PointForceTo(pendingPos);
|
|
|
|
// And drag an endpoint of the new line segment
|
|
pending.operation = Pending::DRAGGING_NEW_LINE_POINT;
|
|
pending.request = hr;
|
|
pending.point = hr.entity(2);
|
|
pending.description = _("click next point of line, or press Esc");
|
|
|
|
break;
|
|
}
|
|
|
|
case Pending::NONE:
|
|
default:
|
|
ClearPending();
|
|
if(!hover.IsEmpty()) {
|
|
if(!ctrlDown) {
|
|
hoverWasSelectedOnMousedown = IsSelected(&hover);
|
|
MakeSelected(&hover);
|
|
} else {
|
|
MakeUnselected(&hover, /*coincidentPointTrick=*/true);
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
// Activate group with newly created request/constraint
|
|
Group *g = NULL;
|
|
if(hr.v != 0) {
|
|
g = SK.GetGroup(SK.GetRequest(hr)->group);
|
|
}
|
|
if(hc.v != 0) {
|
|
g = SK.GetGroup(SK.GetConstraint(hc)->group);
|
|
}
|
|
if(g != NULL) {
|
|
g->visible = true;
|
|
}
|
|
|
|
SS.ScheduleShowTW();
|
|
Invalidate();
|
|
}
|
|
|
|
void GraphicsWindow::MouseLeftUp(double mx, double my, bool shiftDown, bool ctrlDown) {
|
|
orig.mouseDown = false;
|
|
|
|
switch(pending.operation) {
|
|
case Pending::DRAGGING_POINTS:
|
|
case Pending::DRAGGING_CONSTRAINT:
|
|
case Pending::DRAGGING_NORMAL:
|
|
case Pending::DRAGGING_RADIUS:
|
|
if(!hoverWasSelectedOnMousedown) {
|
|
// And then clear the selection again, since they
|
|
// probably didn't want that selected if they just
|
|
// were dragging it.
|
|
ClearSelection();
|
|
}
|
|
hoverWasSelectedOnMousedown = false;
|
|
SS.extraLine.draw = false;
|
|
ClearPending();
|
|
Invalidate();
|
|
break;
|
|
|
|
case Pending::DRAGGING_MARQUEE:
|
|
SelectByMarquee();
|
|
ClearPending();
|
|
Invalidate();
|
|
break;
|
|
|
|
case Pending::NONE:
|
|
if(hover.IsEmpty() && !ctrlDown) {
|
|
ClearSelection();
|
|
}
|
|
break;
|
|
|
|
default:
|
|
break; // do nothing
|
|
}
|
|
}
|
|
|
|
void GraphicsWindow::EditConstraint(hConstraint constraint) {
|
|
constraintBeingEdited = constraint;
|
|
ClearSuper();
|
|
|
|
Constraint *c = SK.GetConstraint(constraintBeingEdited);
|
|
if(!c->HasLabel()) {
|
|
// Not meaningful to edit a constraint without a dimension
|
|
return;
|
|
}
|
|
if(c->reference) {
|
|
// Not meaningful to edit a reference dimension
|
|
return;
|
|
}
|
|
|
|
Vector p3 = c->GetLabelPos(GetCamera());
|
|
Point2d p2 = ProjectPoint(p3);
|
|
|
|
std::string editValue;
|
|
std::string editPlaceholder;
|
|
switch(c->type) {
|
|
case Constraint::Type::COMMENT:
|
|
editValue = c->comment;
|
|
editPlaceholder = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa";
|
|
break;
|
|
|
|
default: {
|
|
double value = fabs(c->valA);
|
|
|
|
// If displayed as radius, also edit as radius.
|
|
if(c->type == Constraint::Type::DIAMETER && c->other)
|
|
value /= 2;
|
|
|
|
// Try showing value with default number of digits after decimal first.
|
|
if(c->type == Constraint::Type::LENGTH_RATIO || c->type == Constraint::Type::ARC_ARC_LEN_RATIO || c->type == Constraint::Type::ARC_LINE_LEN_RATIO) {
|
|
editValue = ssprintf("%.3f", value);
|
|
} else if(c->type == Constraint::Type::ANGLE) {
|
|
editValue = SS.DegreeToString(value);
|
|
} else {
|
|
editValue = SS.MmToString(value, true);
|
|
value /= SS.MmPerUnit();
|
|
}
|
|
// If that's not enough to represent it exactly, show the value with as many
|
|
// digits after decimal as required, up to 10.
|
|
int digits = 0;
|
|
while(fabs(std::stod(editValue) - value) > 1e-10) {
|
|
editValue = ssprintf("%.*f", digits, value);
|
|
digits++;
|
|
}
|
|
editPlaceholder = "10.000000";
|
|
break;
|
|
}
|
|
}
|
|
|
|
double width, height;
|
|
window->GetContentSize(&width, &height);
|
|
hStyle hs = c->disp.style;
|
|
if(hs.v == 0) hs.v = Style::CONSTRAINT;
|
|
double capHeight = Style::TextHeight(hs);
|
|
double fontHeight = VectorFont::Builtin()->GetHeight(capHeight);
|
|
double editMinWidth = VectorFont::Builtin()->GetWidth(capHeight, editPlaceholder);
|
|
window->ShowEditor(p2.x + width / 2, height / 2 - p2.y,
|
|
fontHeight, editMinWidth,
|
|
/*isMonospace=*/false, editValue);
|
|
}
|
|
|
|
void GraphicsWindow::MouseLeftDoubleClick(double mx, double my) {
|
|
if(window->IsEditorVisible()) return;
|
|
SS.TW.HideEditControl();
|
|
|
|
if(hover.constraint.v) {
|
|
EditConstraint(hover.constraint);
|
|
}
|
|
}
|
|
|
|
void GraphicsWindow::EditControlDone(const std::string &s) {
|
|
window->HideEditor();
|
|
window->Invalidate();
|
|
|
|
Constraint *c = SK.GetConstraint(constraintBeingEdited);
|
|
|
|
if(c->type == Constraint::Type::COMMENT) {
|
|
SS.UndoRemember();
|
|
c->comment = s;
|
|
return;
|
|
}
|
|
|
|
if(Expr *e = Expr::From(s, true)) {
|
|
SS.UndoRemember();
|
|
|
|
switch(c->type) {
|
|
case Constraint::Type::PROJ_PT_DISTANCE:
|
|
case Constraint::Type::PT_LINE_DISTANCE:
|
|
case Constraint::Type::PT_FACE_DISTANCE:
|
|
case Constraint::Type::PT_PLANE_DISTANCE:
|
|
case Constraint::Type::LENGTH_DIFFERENCE:
|
|
case Constraint::Type::ARC_ARC_DIFFERENCE:
|
|
case Constraint::Type::ARC_LINE_DIFFERENCE: {
|
|
// 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::Type::ANGLE:
|
|
case Constraint::Type::LENGTH_RATIO:
|
|
case Constraint::Type::ARC_ARC_LEN_RATIO:
|
|
case Constraint::Type::ARC_LINE_LEN_RATIO:
|
|
// These don't get the units conversion for distance, and
|
|
// they're always positive
|
|
c->valA = fabs(e->Eval());
|
|
break;
|
|
|
|
case Constraint::Type::DIAMETER:
|
|
c->valA = fabs(SS.ExprToMm(e));
|
|
|
|
// If displayed and edited as radius, convert back
|
|
// to diameter
|
|
if(c->other)
|
|
c->valA *= 2;
|
|
break;
|
|
|
|
default:
|
|
// These are always positive, and they get the units conversion.
|
|
c->valA = fabs(SS.ExprToMm(e));
|
|
break;
|
|
}
|
|
SS.MarkGroupDirty(c->group);
|
|
}
|
|
}
|
|
|
|
void GraphicsWindow::MouseScroll(double zoomMultiplyer) {
|
|
// To support smooth scrolling where scroll wheel events come in increments
|
|
// smaller (or larger) than 1 we do:
|
|
// scale *= exp(ln(1.2) * zoomMultiplyer);
|
|
// to ensure that the same total scroll delta always results in the same
|
|
// total zoom irrespective of in how many increments the zoom was applied.
|
|
// For example if we scroll a total delta of a+b in two events vs. one then
|
|
// scale * e^a * e^b == scale * e^(a+b)
|
|
// while
|
|
// scale * a * b != scale * (a+b)
|
|
// So this constant is ln(1.2) = 0.1823216 to make the default zoom 1.2x
|
|
ZoomToMouse(zoomMultiplyer);
|
|
}
|
|
|
|
void GraphicsWindow::MouseLeave() {
|
|
// Un-hover everything when the mouse leaves our window, unless there's
|
|
// currently a context menu shown.
|
|
if(!context.active) {
|
|
hover.Clear();
|
|
toolbarHovered = Command::NONE;
|
|
Invalidate();
|
|
}
|
|
SS.extraLine.draw = false;
|
|
}
|
|
|
|
void GraphicsWindow::SixDofEvent(Platform::SixDofEvent event) {
|
|
if(event.type == Platform::SixDofEvent::Type::RELEASE) {
|
|
ZoomToFit(/*includingInvisibles=*/false, /*useSelection=*/true);
|
|
Invalidate();
|
|
return;
|
|
}
|
|
|
|
if(!havePainted) return;
|
|
Vector out = projRight.Cross(projUp);
|
|
|
|
// rotation vector is axis of rotation, and its magnitude is angle
|
|
Vector aa = Vector::From(event.rotationX, event.rotationY, event.rotationZ);
|
|
// 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 a linked 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::Type::LINKED && !event.shiftDown) {
|
|
// Apply the transformation to a linked 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(event.translationX/scale).Plus(
|
|
projUp .ScaledBy(event.translationY/scale).Plus(
|
|
out .ScaledBy(0.1*event.translationZ/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.
|
|
int64_t now = GetMilliseconds();
|
|
if(now - last6DofTime > 5000 ||
|
|
last6DofGroup != g->h)
|
|
{
|
|
SS.UndoRemember();
|
|
}
|
|
|
|
g->TransformImportedBy(t, q);
|
|
|
|
last6DofTime = now;
|
|
last6DofGroup = g->h;
|
|
SS.MarkGroupDirty(g->h);
|
|
} 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(event.translationX/scale));
|
|
offset = offset.Plus(projUp.ScaledBy(event.translationY/scale));
|
|
scale *= exp(0.001*event.translationZ);
|
|
|
|
if(aam > 0.0) {
|
|
projRight = projRight.RotatedAbout(aa, -aam);
|
|
projUp = projUp. RotatedAbout(aa, -aam);
|
|
NormalizeProjectionVectors();
|
|
}
|
|
}
|
|
|
|
havePainted = false;
|
|
Invalidate();
|
|
}
|