84 lines
1.5 KiB
C++
84 lines
1.5 KiB
C++
#include "Canvas.h"
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void Canvas::changeMode(Mode _mode)
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{
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mode = _mode;
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}
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void Canvas::mousePressEvent(QMouseEvent* event)
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{
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QPointF scene = event->pos();
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#ifdef _DEBUG
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qDebug() << "Scene point in" << scene.x() << scene.y();
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changeMode(DrawingLine);
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#endif
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if (mode == DrawingLine) {
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if (!current_line) {
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current_line = new Line();
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double* x1 = new double(scene.x());
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double* y1 = new double(scene.y());
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double* x2 = new double(scene.x());
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double* y2 = new double(scene.y());
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params.push_back(x1);
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params.push_back(y1);
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current_line->p1.x = x1;
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current_line->p1.y = y1;
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current_line->p2.x = x2;
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current_line->p2.y = y2;
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}
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else {
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*current_line->p2.x = scene.x();
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*current_line->p2.y = scene.y();
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params.push_back(current_line->p2.x);
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params.push_back(current_line->p2.y);
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lines.append(current_line);
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current_line = nullptr;
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}
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//#ifdef _DEBUG
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// if (lines.size()) {
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// qDebug() << "Line coords" << lines[lines.size() - 1]->p1.get_X() <<
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// lines[lines.size() - 1]->p1.get_Y() <<
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// lines[lines.size() - 1]->p2.get_X() <<
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// lines[lines.size() - 1]->p2.get_Y();
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// changeMode(None);
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// }
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//#endif
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}
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}
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Canvas::Canvas(QWidget *parent)
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: QWidget(parent)
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{
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current_line = nullptr;
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setMouseTracking(true);
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setBackgroundRole(QPalette::Base);
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setAutoFillBackground(true);
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}
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Canvas::~Canvas()
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{
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for (Line* line : lines) {
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delete line;
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}
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for (double* param : params) {
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delete param;
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}
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lines.clear();
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params.clear();
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if (current_line)
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delete current_line;
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}
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