85 lines
No EOL
2.7 KiB
C++
85 lines
No EOL
2.7 KiB
C++
#include <napi.h>
|
|
#include <list>
|
|
#include <Magick++.h>
|
|
|
|
using namespace std;
|
|
using namespace Magick;
|
|
|
|
class MirrorWorker : public Napi::AsyncWorker {
|
|
public:
|
|
MirrorWorker(Napi::Function& callback, string in_path, bool vertical, bool first, string type, int delay)
|
|
: Napi::AsyncWorker(callback), in_path(in_path), vertical(vertical), first(first), type(type), delay(delay) {}
|
|
~MirrorWorker() {}
|
|
|
|
void Execute() {
|
|
list <Image> frames;
|
|
list <Image> coalesced;
|
|
list <Image> mid;
|
|
MagickCore::GravityType gravity;
|
|
readImages(&frames, in_path);
|
|
coalesceImages(&coalesced, frames.begin(), frames.end());
|
|
|
|
if (vertical && first) {
|
|
gravity = Magick::NorthGravity;
|
|
} else if (!vertical && first) {
|
|
gravity = Magick::WestGravity;
|
|
} else if (vertical && !first) {
|
|
gravity = Magick::SouthGravity;
|
|
} else {
|
|
gravity = Magick::EastGravity;
|
|
}
|
|
|
|
for (Image &image : coalesced) {
|
|
list <Image> mirrored;
|
|
Image final;
|
|
image.extent(Geometry(to_string(vertical ? image.baseColumns() : image.baseColumns() / 2) + "x" + to_string(vertical ? image.baseRows() / 2 : image.baseRows())), gravity);
|
|
mirrored.push_back(image);
|
|
Image mirror = image;
|
|
if (vertical) {
|
|
mirror.flip();
|
|
} else {
|
|
mirror.flop();
|
|
}
|
|
if (first) {
|
|
mirrored.push_back(mirror);
|
|
} else {
|
|
mirrored.push_front(mirror);
|
|
}
|
|
appendImages(&final, mirrored.begin(), mirrored.end(), vertical);
|
|
final.repage();
|
|
final.magick(type);
|
|
final.animationDelay(delay == 0 ? image.animationDelay() : delay);
|
|
mid.push_back(final);
|
|
}
|
|
|
|
optimizeTransparency(mid.begin(), mid.end());
|
|
writeImages(mid.begin(), mid.end(), &blob);
|
|
}
|
|
|
|
void OnOK() {
|
|
Callback().Call({Env().Undefined(), Napi::Buffer<char>::Copy(Env(), (char *)blob.data(), blob.length())});
|
|
}
|
|
|
|
private:
|
|
string in_path, type;
|
|
int delay;
|
|
bool vertical, first;
|
|
Blob blob;
|
|
};
|
|
|
|
Napi::Value Mirror(const Napi::CallbackInfo &info)
|
|
{
|
|
Napi::Env env = info.Env();
|
|
|
|
Napi::Object obj = info[0].As<Napi::Object>();
|
|
Napi::Function cb = info[1].As<Napi::Function>();
|
|
string path = obj.Get("path").As<Napi::String>().Utf8Value();
|
|
bool vertical = obj.Has("vertical") ? obj.Get("vertical").As<Napi::Boolean>().Value() : false;
|
|
bool first = obj.Has("first") ? obj.Get("first").As<Napi::Boolean>().Value() : false;
|
|
string type = obj.Get("type").As<Napi::String>().Utf8Value();
|
|
int delay = obj.Has("delay") ? obj.Get("delay").As<Napi::Number>().Int32Value() : 0;
|
|
|
|
MirrorWorker* mirrorWorker = new MirrorWorker(cb, path, vertical, first, type, delay);
|
|
mirrorWorker->Queue();
|
|
return env.Undefined();
|
|
} |