IntelliToolPolygon.cpp

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#include "IntelliToolPolygon.h"
#include "Layer/PaintingArea.h"
#include <QCursor>
#include <QInputDialog>
#include <QDebug>
#include <cmath>
 
IntelliToolPolygon::IntelliToolPolygon(PaintingArea* Area, IntelliColorPicker* colorPicker, IntelliToolsettings* Toolsettings, bool isSettingPolygon)
        : IntelliTool(Area, colorPicker, Toolsettings){
        isPointNearStart = false;
        drawingOfPolygon = false;
        isInside = false;
        this->isSettingPolygon = isSettingPolygon;
        if(isSettingPolygon) {
                Toolsettings->setLineWidth(5);
        }
        this->ActiveType = Tooltype::POLYGON;
}
 
IntelliToolPolygon::~IntelliToolPolygon(){
        if(drawingOfPolygon) {
                IntelliTool::onMouseRightPressed(0,0);
        }
}
 
void IntelliToolPolygon::onMouseLeftPressed(int x, int y){
        if(!drawingOfPolygon && Area->getTypeOfImageRealLayer() == ImageType::SHAPEDIMAGE && x > 0 && y > 0 && x<Area->getWidthOfActive() && y<Area->getHeightOfActive()) {
                if(Area->getPolygonDataOfRealLayer().size()>2) {
                        std::vector<Triangle> Triangles = IntelliTriangulation::calculateTriangles(Area->getPolygonDataOfRealLayer());
                        QPoint Point(x,y);
                        isInside = IntelliTriangulation::isInPolygon(Triangles,Point);
                }
                else{
                        isInside = true;
                }
                if(isSettingPolygon) {
                        isInside = true;
                }
        }
        else if(!drawingOfPolygon && Area->getTypeOfImageRealLayer() == ImageType::RASTERIMAGE && x >= 0 && y >= 0 && x<Area->getWidthOfActive() && y<Area->getHeightOfActive()) {
                isInside = true;
        }
 
        if(isInside && !drawingOfPolygon) {
                IntelliTool::onMouseLeftPressed(x,y);
                QPoint drawingPoint = QPoint(x,y);
 
                drawingOfPolygon = true;
                QPointList.push_back(drawingPoint);
 
                this->Canvas->image->drawPoint(QPointList.back(), colorPicker->getFirstColor(), Toolsettings->getLineWidth());
                if(!isSettingPolygon) {
                        this->Canvas->image->calculateVisiblity();
                }
        }
        else if(drawingOfPolygon && QPointList.size() > 0 && isNearStart(x,y,QPointList.front())) {
                if(QPointList.size() > 2) {
                        isPointNearStart = true;
                        this->Canvas->image->drawLine(QPointList.back(), QPointList.front(), colorPicker->getFirstColor(), Toolsettings->getLineWidth());
                        if(!isSettingPolygon) {
                                this->Canvas->image->calculateVisiblity();
                        }
                }
                else{
                        isInside = false;
                        drawingOfPolygon = false;
                        QPointList.clear();
                        IntelliTool::onMouseRightPressed(x,y);
                        IntelliTool::onMouseRightReleased(x,y);
                }
 
        }
        else if(drawingOfPolygon) {
                QPoint drawingPoint(x,y);
                QPointList.push_back(drawingPoint);
                this->Canvas->image->drawLine(QPointList[QPointList.size() - 2], QPointList[QPointList.size() - 1], colorPicker->getFirstColor(), Toolsettings->getLineWidth());
                if(!isSettingPolygon) {
                        this->Canvas->image->calculateVisiblity();
                }
        }
}
 
void IntelliToolPolygon::onMouseRightPressed(int x, int y){
        drawingOfPolygon = false;
        isInside = false;
        isPointNearStart = false;
        QPointList.clear();
        IntelliTool::onMouseRightPressed(x,y);
}
 
void IntelliToolPolygon::onMouseLeftReleased(int x, int y){
        if(isPointNearStart) {
                isInside = false;
                isPointNearStart = false;
                drawingOfPolygon = false;
                if(!isSettingPolygon) {
                        std::vector<Triangle> Triangles = IntelliTriangulation::calculateTriangles(QPointList);
                        QPoint Point;
                        QColor colorTwo(colorPicker->getSecondColor());
                        colorTwo.setAlpha(Toolsettings->getInnerAlpha());
                        for(int i = 0; i < activeLayer->width; i++) {
                                for(int j = 0; j < activeLayer->height; j++) {
                                        Point = QPoint(i,j);
                                        if(IntelliTriangulation::isInPolygon(Triangles,Point)) {
                                                this->Canvas->image->drawPixel(Point, colorTwo);
                                        }
                                }
                        }
                        for(int i = 0; i<static_cast<int>(QPointList.size()); i++) {
                                int next = static_cast<int>((i + static_cast<int>(1)) % static_cast<int>(QPointList.size()));
                                this->Canvas->image->drawLine(QPointList[static_cast<unsigned long long>(i)], QPointList[static_cast<unsigned long long>(next)], colorPicker->getFirstColor(), Toolsettings->getLineWidth());
                        }
 
                }
                else{
                        Canvas->image->setPolygon(QPointList);
                        Canvas->image->setImageData(Area->getImageDataOfActiveLayer());
                }
                IntelliTool::onMouseLeftReleased(x,y);
                QPointList.clear();
        }
}
 
void IntelliToolPolygon::onMouseRightReleased(int x, int y){
        IntelliTool::onMouseRightReleased(x,y);
}
 
void IntelliToolPolygon::onWheelScrolled(int value){
        if(!isSettingPolygon) {
                IntelliTool::onWheelScrolled(value);
                if(!isDrawing) {
                        Toolsettings->setLineWidth(Toolsettings->getLineWidth() + value);
                }
        }
}
 
void IntelliToolPolygon::onMouseMoved(int x, int y){
        if(!isSettingPolygon) {
                IntelliTool::onMouseMoved(x,y);
        }
}
 
bool IntelliToolPolygon::isNearStart(int x, int y, QPoint Startpoint){
        int StartX = Startpoint.x();
        int StartY = Startpoint.y();
        int valueToNear = 5;
 
        float euklid = sqrt(pow(static_cast<float>(StartX - x),2.f) + pow(static_cast<float>(StartY - y),2.f));
 
        return static_cast<int>(euklid)<valueToNear;
}