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/*
* Copyright (C) 2017 Thales Lima Oliveira <thales@ufu.br>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include "MathOperation.h"
#include "ConnectionLine.h"
#include <wx/pen.h>
#include <wx/brush.h>
MathOperation::MathOperation(int id) : ControlElement(id)
{
m_width = m_height = 36.0;
Node* nodeIn1 = new Node(m_position + wxPoint2DDouble(-18, -9), Node::NodeType::NODE_IN, m_borderSize);
nodeIn1->StartMove(m_position);
Node* nodeIn2 = new Node(m_position + wxPoint2DDouble(-18, 9), Node::NodeType::NODE_IN, m_borderSize);
nodeIn2->StartMove(m_position);
Node* nodeOut = new Node(m_position + wxPoint2DDouble(18, 0), Node::NodeType::NODE_OUT, m_borderSize);
nodeOut->SetAngle(180.0);
nodeOut->StartMove(m_position);
m_nodeList.push_back(nodeIn1);
m_nodeList.push_back(nodeIn2);
m_nodeList.push_back(nodeOut);
}
MathOperation::~MathOperation() {}
void MathOperation::Draw(wxPoint2DDouble translation, double scale) const
{
glLineWidth(1.0);
if(m_selected) {
glColor4dv(m_selectionColour.GetRGBA());
double borderSize = (m_borderSize * 2.0 + 1.0) / scale;
DrawRectangle(m_position, m_width + borderSize, m_height + borderSize);
}
glColor4d(1.0, 1.0, 1.0, 1.0);
DrawRectangle(m_position, m_width, m_height);
glColor4d(0.0, 0.0, 0.0, 1.0);
DrawRectangle(m_position, m_width, m_height, GL_LINE_LOOP);
// Draw personalized element symbol.
DrawSymbol();
glColor4d(0.0, 0.0, 0.0, 1.0);
DrawNodes();
}
void MathOperation::DrawDC(wxPoint2DDouble translation, double scale, wxGraphicsContext* gc) const
{
if (m_selected) {
gc->SetPen(*wxTRANSPARENT_PEN);
gc->SetBrush(wxBrush(m_selectionColour.GetDcRGBA()));
double borderSize = (m_borderSize * 2.0 + 1.0) / scale;
gc->DrawRectangle(m_position.m_x - m_width / 2 - borderSize / 2, m_position.m_y - m_height / 2 - borderSize / 2, m_width + borderSize, m_height + borderSize);
}
gc->SetPen(*wxBLACK_PEN);
gc->SetBrush(*wxWHITE_BRUSH);
DrawRectangle(m_position, m_width, m_height);
gc->DrawRectangle(m_position.m_x - m_width / 2, m_position.m_y - m_height / 2, m_width, m_height);
// Draw personalized element symbol.
DrawDCSymbol(gc);
gc->SetPen(*wxTRANSPARENT_PEN);
gc->SetBrush(*wxBLACK_BRUSH);
DrawDCNodes(gc);
}
void MathOperation::Rotate(bool clockwise)
{
if(clockwise)
m_angle += 90.0;
else
m_angle -= 90.0;
if(m_angle >= 360.0)
m_angle = 0.0;
else if(m_angle < 0)
m_angle = 270.0;
UpdatePoints();
for(auto it = m_nodeList.begin(), itEnd = m_nodeList.end(); it != itEnd; ++it) {
Node* node = *it;
node->Rotate(clockwise);
}
}
void MathOperation::UpdatePoints()
{
if(m_angle == 0.0) {
m_nodeList[0]->SetPosition(m_position + wxPoint2DDouble(-18, -9));
m_nodeList[1]->SetPosition(m_position + wxPoint2DDouble(-18, 9));
m_nodeList[2]->SetPosition(m_position + wxPoint2DDouble(18, 0));
} else if(m_angle == 90.0) {
m_nodeList[0]->SetPosition(m_position + wxPoint2DDouble(9, -18));
m_nodeList[1]->SetPosition(m_position + wxPoint2DDouble(-9, -18));
m_nodeList[2]->SetPosition(m_position + wxPoint2DDouble(0, 18));
} else if(m_angle == 180.0) {
m_nodeList[0]->SetPosition(m_position + wxPoint2DDouble(18, 9));
m_nodeList[1]->SetPosition(m_position + wxPoint2DDouble(18, -9));
m_nodeList[2]->SetPosition(m_position + wxPoint2DDouble(-18, 0));
} else if(m_angle == 270.0) {
m_nodeList[0]->SetPosition(m_position + wxPoint2DDouble(-9, 18));
m_nodeList[1]->SetPosition(m_position + wxPoint2DDouble(9, 18));
m_nodeList[2]->SetPosition(m_position + wxPoint2DDouble(0, -18));
}
}
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