Files
intelliphoto/src/Image/IntelliShapedImage.cpp
2020-01-23 13:15:37 +01:00

121 lines
3.6 KiB
C++

#include "Image/IntelliShapedImage.h"
#include "IntelliHelper/IntelliTriangulation.h"
#include <QPainter>
#include <QRect>
#include <QDebug>
IntelliShapedImage::IntelliShapedImage(int width, int height, bool fastRendererOn)
: IntelliRasterImage(width, height, fastRendererOn){
TypeOfImage = ImageType::SHAPEDIMAGE;
this->fastRenderering = fastRendererOn;
}
IntelliShapedImage::Copy(const IntelliShapedImage& image)
: IntelliRasterImage(image.getWidth(), image.getHeight(), image.isFastRendering()){
this->TypeOfImage = ImageType::SHAPEDIMAGE;
IntelliShapedImage* shaped = new IntelliShapedImage(imageData.width(), imageData.height(), this->fastRenderering);
shaped->imageData.copy(0,0,image.getWidth(),image.getWidth());
}
IntelliShapedImage::~IntelliShapedImage(){
}
QImage IntelliShapedImage::getDisplayable(int alpha){
return getDisplayable(imageData.size(),alpha);
}
IntelliImage* IntelliShapedImage::getDeepCopy(){
IntelliShapedImage* shaped = new IntelliShapedImage(imageData.width(), imageData.height(), this->fastRenderering);
shaped->setPolygon(this->polygonData);
shaped->imageData.fill(Qt::transparent);
shaped->TypeOfImage = ImageType::SHAPEDIMAGE;
return shaped;
}
void IntelliShapedImage::calculateVisiblity(){
if(polygonData.size()<2) {
return;
}
if(fastRenderering) {
this->imageData = imageData.convertToFormat(QImage::Format_ARGB32);
}
if(polygonData.size()<=2) {
QColor clr;
for(int y = 0; y<imageData.height(); y++) {
for(int x = 0; x<imageData.width(); x++) {
clr = imageData.pixel(x,y);
clr.setAlpha(255);
imageData.setPixelColor(x,y,clr);
}
}
if(fastRenderering) {
this->imageData = this->imageData.convertToFormat(QImage::Format_Indexed8);
}
return;
}
QColor clr;
for(int y = 0; y<imageData.height(); y++) {
for(int x = 0; x<imageData.width(); x++) {
QPoint ptr(x,y);
clr = imageData.pixelColor(x,y);
bool isInPolygon = IntelliTriangulation::isInPolygon(triangles, ptr);
if(isInPolygon) {
clr.setAlpha(std::min(255, clr.alpha()));
}else{
clr.setAlpha(0);
}
imageData.setPixelColor(x,y,clr);
}
}
if(fastRenderering) {
this->imageData = this->imageData.convertToFormat(QImage::Format_Indexed8);
}
}
QImage IntelliShapedImage::getDisplayable(const QSize& displaySize, int alpha){
QImage copy = imageData;
if(fastRenderering) {
copy = copy.convertToFormat(QImage::Format_ARGB32);
}
for(int y = 0; y<copy.height(); y++) {
for(int x = 0; x<copy.width(); x++) {
QColor clr = copy.pixelColor(x,y);
clr.setAlpha(std::min(alpha,clr.alpha()));
copy.setPixelColor(x,y, clr);
}
}
if(fastRenderering) {
copy = copy.convertToFormat(QImage::Format_Indexed8);
}
return copy.scaled(displaySize,Qt::IgnoreAspectRatio);
}
void IntelliShapedImage::setPolygon(const std::vector<QPoint>& polygonData){
if(polygonData.size()<3) {
this->polygonData.clear();
}else{
this->polygonData.clear();
for(auto element:polygonData) {
this->polygonData.push_back(QPoint(element.x(), element.y()));
}
triangles = IntelliTriangulation::calculateTriangles(polygonData);
if(fastRenderering) {
imageData = imageData.convertToFormat(QImage::Format_ARGB32);
}
for(int y = 0; y<imageData.height(); y++) {
for(int x = 0; x<imageData.width(); x++) {
QColor clr = imageData.pixelColor(x,y);
clr.setAlpha(255);
imageData.setPixelColor(x,y,clr);
}
}
if(fastRenderering) {
imageData = imageData.convertToFormat(QImage::Format_Indexed8);
}
}
calculateVisiblity();
return;
}