hyprgraphics/src/image/Image.cpp
2024-11-22 15:02:12 +00:00

93 lines
3.1 KiB
C++

#include <hyprgraphics/image/Image.hpp>
#include "formats/Bmp.hpp"
#include "formats/Jpeg.hpp"
#include "formats/JpegXL.hpp"
#include "formats/Webp.hpp"
#include <magic.h>
#include <format>
using namespace Hyprgraphics;
using namespace Hyprutils::Memory;
Hyprgraphics::CImage::CImage(const std::string& path) : filepath(path) {
std::expected<cairo_surface_t*, std::string> CAIROSURFACE;
const auto len = path.length();
if (path.find(".png") == len - 4 || path.find(".PNG") == len - 4) {
CAIROSURFACE = cairo_image_surface_create_from_png(path.c_str());
mime = "image/png";
} else if (path.find(".jpg") == len - 4 || path.find(".JPG") == len - 4 || path.find(".jpeg") == len - 5 || path.find(".JPEG") == len - 5) {
CAIROSURFACE = JPEG::createSurfaceFromJPEG(path);
imageHasAlpha = false;
mime = "image/jpeg";
} else if (path.find(".bmp") == len - 4 || path.find(".BMP") == len - 4) {
CAIROSURFACE = BMP::createSurfaceFromBMP(path);
imageHasAlpha = false;
mime = "image/bmp";
} else if (path.find(".webp") == len - 5 || path.find(".WEBP") == len - 5) {
CAIROSURFACE = WEBP::createSurfaceFromWEBP(path);
mime = "image/webp";
} else if (path.find(".jxl") == len - 4 || path.find(".JXL") == len - 4) {
CAIROSURFACE = JXL::createSurfaceFromJXL(path);
mime = "image/jxl";
} else {
// magic is slow, so only use it when no recognized extension is found
auto handle = magic_open(MAGIC_NONE | MAGIC_COMPRESS);
magic_load(handle, nullptr);
const auto type_str = std::string(magic_file(handle, path.c_str()));
const auto first_word = type_str.substr(0, type_str.find(" "));
if (first_word == "PNG") {
CAIROSURFACE = cairo_image_surface_create_from_png(path.c_str());
mime = "image/png";
} else if (first_word == "JPEG") {
CAIROSURFACE = JPEG::createSurfaceFromJPEG(path);
imageHasAlpha = false;
mime = "image/jpeg";
} else if (first_word == "BMP") {
CAIROSURFACE = BMP::createSurfaceFromBMP(path);
imageHasAlpha = false;
mime = "image/bmp";
} else {
lastError = "unrecognized image";
return;
}
}
if (!CAIROSURFACE) {
lastError = CAIROSURFACE.error();
return;
}
if (const auto STATUS = cairo_surface_status(*CAIROSURFACE); STATUS != CAIRO_STATUS_SUCCESS) {
lastError = std::format("Could not create surface: {}", cairo_status_to_string(STATUS));
return;
}
loadSuccess = true;
pCairoSurface = makeShared<CCairoSurface>(CAIROSURFACE.value());
}
Hyprgraphics::CImage::~CImage() {
;
}
bool Hyprgraphics::CImage::success() {
return loadSuccess;
}
bool Hyprgraphics::CImage::hasAlpha() {
return imageHasAlpha;
}
std::string Hyprgraphics::CImage::getError() {
return lastError;
}
Hyprutils::Memory::CSharedPointer<CCairoSurface> Hyprgraphics::CImage::cairoSurface() {
return pCairoSurface;
}
std::string Hyprgraphics::CImage::getMime() {
return mime;
}