355 lines
14 KiB
C++
355 lines
14 KiB
C++
/***************************************************************************
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* Copyright (c) 2022 Abdullah Tahiri <abdullah.tahiri.yo@gmail.com> *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#ifndef SKETCHERGUI_DrawSketchHandlerCircle_H
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#define SKETCHERGUI_DrawSketchHandlerCircle_H
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#include "GeometryCreationMode.h"
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namespace SketcherGui {
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extern GeometryCreationMode geometryCreationMode; // defined in CommandCreateGeo.cpp
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class DrawSketchHandlerCircle : public DrawSketchHandler
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{
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public:
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DrawSketchHandlerCircle() : Mode(STATUS_SEEK_First),EditCurve(34){}
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virtual ~DrawSketchHandlerCircle(){}
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/// mode table
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enum SelectMode {
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STATUS_SEEK_First, /**< enum value ----. */
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STATUS_SEEK_Second, /**< enum value ----. */
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STATUS_Close
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};
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void mouseMove(Base::Vector2d onSketchPos) override
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{
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if (Mode==STATUS_SEEK_First) {
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setPositionText(onSketchPos);
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if (seekAutoConstraint(sugConstr1, onSketchPos, Base::Vector2d(0.f,0.f))) {
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renderSuggestConstraintsCursor(sugConstr1);
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return;
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}
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}
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else if (Mode==STATUS_SEEK_Second) {
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double rx0 = onSketchPos.x - EditCurve[0].x;
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double ry0 = onSketchPos.y - EditCurve[0].y;
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for (int i=0; i < 16; i++) {
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double angle = i*M_PI/16.0;
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double rx = rx0 * cos(angle) + ry0 * sin(angle);
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double ry = -rx0 * sin(angle) + ry0 * cos(angle);
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EditCurve[1+i] = Base::Vector2d(EditCurve[0].x + rx, EditCurve[0].y + ry);
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EditCurve[17+i] = Base::Vector2d(EditCurve[0].x - rx, EditCurve[0].y - ry);
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}
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EditCurve[33] = EditCurve[1];
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// Display radius for user
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float radius = (onSketchPos - EditCurve[0]).Length();
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if (showCursorCoords()) {
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SbString text;
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std::string radiusString = lengthToDisplayFormat(radius, 1);
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text.sprintf(" (R%s)", radiusString.c_str());
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setPositionText(onSketchPos, text);
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}
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drawEdit(EditCurve);
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if (seekAutoConstraint(sugConstr2, onSketchPos, onSketchPos - EditCurve[0],
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AutoConstraint::CURVE)) {
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renderSuggestConstraintsCursor(sugConstr2);
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return;
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}
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}
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applyCursor();
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}
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bool pressButton(Base::Vector2d onSketchPos) override
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{
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if (Mode==STATUS_SEEK_First){
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EditCurve[0] = onSketchPos;
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Mode = STATUS_SEEK_Second;
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} else {
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EditCurve[1] = onSketchPos;
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Mode = STATUS_Close;
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}
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return true;
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}
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bool releaseButton(Base::Vector2d onSketchPos) override
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{
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Q_UNUSED(onSketchPos);
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if (Mode==STATUS_Close) {
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double rx = EditCurve[1].x - EditCurve[0].x;
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double ry = EditCurve[1].y - EditCurve[0].y;
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unsetCursor();
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resetPositionText();
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try {
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Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add sketch circle"));
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Gui::cmdAppObjectArgs(sketchgui->getObject(), "addGeometry(Part.Circle"
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"(App.Vector(%f,%f,0),App.Vector(0,0,1),%f),%s)",
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EditCurve[0].x, EditCurve[0].y,
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sqrt(rx*rx + ry*ry),
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geometryCreationMode==Construction?"True":"False");
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Gui::Command::commitCommand();
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}
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catch (const Base::Exception& e) {
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Base::Console().Error("Failed to add circle: %s\n", e.what());
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Gui::Command::abortCommand();
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}
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// add auto constraints for the center point
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if (!sugConstr1.empty()) {
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createAutoConstraints(sugConstr1, getHighestCurveIndex(), Sketcher::PointPos::mid);
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sugConstr1.clear();
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}
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// add suggested constraints for circumference
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if (!sugConstr2.empty()) {
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createAutoConstraints(sugConstr2, getHighestCurveIndex(), Sketcher::PointPos::none);
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sugConstr2.clear();
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}
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tryAutoRecomputeIfNotSolve(static_cast<Sketcher::SketchObject *>(sketchgui->getObject()));
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ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Mod/Sketcher");
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bool continuousMode = hGrp->GetBool("ContinuousCreationMode",true);
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if(continuousMode){
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// This code enables the continuous creation mode.
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Mode=STATUS_SEEK_First;
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EditCurve.clear();
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drawEdit(EditCurve);
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EditCurve.resize(34);
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applyCursor();
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/* this is ok not to call to purgeHandler
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* in continuous creation mode because the
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* handler is destroyed by the quit() method on pressing the
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* right button of the mouse */
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}
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else{
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sketchgui->purgeHandler(); // no code after this line, Handler get deleted in ViewProvider
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}
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}
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return true;
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}
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private:
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QString getCrosshairCursorSVGName() const override
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{
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return QString::fromLatin1("Sketcher_Pointer_Create_Circle");
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}
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protected:
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SelectMode Mode;
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std::vector<Base::Vector2d> EditCurve;
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std::vector<AutoConstraint> sugConstr1, sugConstr2;
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};
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class DrawSketchHandler3PointCircle : public DrawSketchHandler
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{
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public:
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DrawSketchHandler3PointCircle()
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: Mode(STATUS_SEEK_First),EditCurve(2),radius(1),N(32.0){}
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virtual ~DrawSketchHandler3PointCircle(){}
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/// mode table
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enum SelectMode {
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STATUS_SEEK_First, /**< enum value ----. */
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STATUS_SEEK_Second, /**< enum value ----. */
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STATUS_SEEK_Third, /**< enum value ----. */
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STATUS_End
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};
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void mouseMove(Base::Vector2d onSketchPos) override
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{
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if (Mode == STATUS_SEEK_First) {
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setPositionText(onSketchPos);
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if (seekAutoConstraint(sugConstr1, onSketchPos, Base::Vector2d(0.f,0.f),
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AutoConstraint::CURVE)) {
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renderSuggestConstraintsCursor(sugConstr1);
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return;
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}
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}
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else if (Mode == STATUS_SEEK_Second || Mode == STATUS_SEEK_Third) {
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try
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{
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if (Mode == STATUS_SEEK_Second)
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CenterPoint = EditCurve[N+1] = (onSketchPos - FirstPoint)/2 + FirstPoint;
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else
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CenterPoint = EditCurve[N+1] = Part::Geom2dCircle::getCircleCenter(FirstPoint, SecondPoint, onSketchPos);
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radius = (onSketchPos - CenterPoint).Length();
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double lineAngle = GetPointAngle(CenterPoint, onSketchPos);
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// Build a N point circle
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for (int i=1; i < N; i++) {
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// Start at current angle
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double angle = i*2*M_PI/N + lineAngle; // N point closed circle has N segments
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EditCurve[i] = Base::Vector2d(CenterPoint.x + radius*cos(angle),
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CenterPoint.y + radius*sin(angle));
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}
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// Beginning and end of curve should be exact
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EditCurve[0] = EditCurve[N] = onSketchPos;
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// Display radius and start angle
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// This lineAngle will report counter-clockwise from +X, not relatively
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if (showCursorCoords()) {
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SbString text;
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std::string radiusString = lengthToDisplayFormat(radius, 1);
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std::string angleString = angleToDisplayFormat( lineAngle * 180.0 / M_PI, 1);
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text.sprintf(" (R%s, %s)", radiusString.c_str(), angleString.c_str());
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setPositionText(onSketchPos, text);
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}
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drawEdit(EditCurve);
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if (Mode == STATUS_SEEK_Second) {
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if (seekAutoConstraint(sugConstr2, onSketchPos, Base::Vector2d(0.f,0.f),
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AutoConstraint::CURVE)) {
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renderSuggestConstraintsCursor(sugConstr2);
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return;
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}
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}
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else {
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if (seekAutoConstraint(sugConstr3, onSketchPos, Base::Vector2d(0.f,0.f),
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AutoConstraint::CURVE)) {
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renderSuggestConstraintsCursor(sugConstr3);
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return;
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}
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}
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}
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catch(Base::ValueError &e) {
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e.ReportException();
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}
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}
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applyCursor();
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}
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bool pressButton(Base::Vector2d onSketchPos) override
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{
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if (Mode == STATUS_SEEK_First) {
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// N point curve + center + endpoint
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EditCurve.resize(N+2);
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FirstPoint = onSketchPos;
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Mode = STATUS_SEEK_Second;
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}
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else if (Mode == STATUS_SEEK_Second) {
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SecondPoint = onSketchPos;
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Mode = STATUS_SEEK_Third;
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}
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else {
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EditCurve.resize(N);
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drawEdit(EditCurve);
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applyCursor();
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Mode = STATUS_End;
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}
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return true;
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}
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bool releaseButton(Base::Vector2d onSketchPos) override
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{
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Q_UNUSED(onSketchPos);
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// Need to look at. rx might need fixing.
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if (Mode==STATUS_End) {
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unsetCursor();
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resetPositionText();
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try {
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Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add sketch circle"));
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Gui::cmdAppObjectArgs(sketchgui->getObject(), "addGeometry(Part.Circle"
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"(App.Vector(%f,%f,0),App.Vector(0,0,1),%f),%s)",
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CenterPoint.x, CenterPoint.y,
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radius,
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geometryCreationMode==Construction?"True":"False");
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Gui::Command::commitCommand();
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}
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catch (const Base::Exception& e) {
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Base::Console().Error("Failed to add circle: %s\n", e.what());
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Gui::Command::abortCommand();
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}
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// Auto Constraint first picked point
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if (!sugConstr1.empty()) {
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createAutoConstraints(sugConstr1, getHighestCurveIndex(), Sketcher::PointPos::none);
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sugConstr1.clear();
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}
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// Auto Constraint second picked point
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if (!sugConstr2.empty()) {
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createAutoConstraints(sugConstr2, getHighestCurveIndex(), Sketcher::PointPos::none);
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sugConstr2.clear();
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}
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// Auto Constraint third picked point
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if (!sugConstr3.empty()) {
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createAutoConstraints(sugConstr3, getHighestCurveIndex(), Sketcher::PointPos::none);
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sugConstr3.clear();
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}
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tryAutoRecomputeIfNotSolve(static_cast<Sketcher::SketchObject *>(sketchgui->getObject()));
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ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Mod/Sketcher");
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bool continuousMode = hGrp->GetBool("ContinuousCreationMode",true);
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if(continuousMode){
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// This code enables the continuous creation mode.
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Mode=STATUS_SEEK_First;
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EditCurve.clear();
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drawEdit(EditCurve);
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EditCurve.resize(2);
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applyCursor();
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/* this is ok not to call to purgeHandler
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* in continuous creation mode because the
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* handler is destroyed by the quit() method on pressing the
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* right button of the mouse */
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}
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else{
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sketchgui->purgeHandler(); // no code after this line, Handler get deleted in ViewProvider
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}
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}
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return true;
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}
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private:
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QString getCrosshairCursorSVGName() const override
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{
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return QString::fromLatin1("Sketcher_Pointer_Create_3PointCircle");
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}
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protected:
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SelectMode Mode;
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std::vector<Base::Vector2d> EditCurve;
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Base::Vector2d CenterPoint, FirstPoint, SecondPoint;
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double radius, N; // N should be even
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std::vector<AutoConstraint> sugConstr1, sugConstr2, sugConstr3;
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};
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} // namespace SketcherGui
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#endif // SKETCHERGUI_DrawSketchHandlerCircle_H
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