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#include "cru/platform/graphics/quartz/Convert.h"
#include <cstdint>
namespace cru::platform::graphics::quartz {
CGPoint Convert(const Point& point) { return CGPoint{point.x, point.y}; }
Point Convert(const CGPoint& point) { return Point(point.x, point.y); }
CGSize Convert(const Size& size) { return CGSize{size.width, size.height}; }
Size Convert(const CGSize& size) { return Size(size.width, size.height); }
CGAffineTransform Convert(const Matrix& matrix) {
return CGAffineTransformMake(matrix.m11, matrix.m12, matrix.m21, matrix.m22,
matrix.m31, matrix.m32);
}
Matrix Convert(const CGAffineTransform& matrix) {
return Matrix(matrix.a, matrix.b, matrix.c, matrix.d, matrix.tx, matrix.ty);
}
CGRect Convert(const Rect& rect) {
return CGRect{CGPoint{rect.left, rect.top}, CGSize{rect.width, rect.height}};
}
Rect Convert(const CGRect& rect) {
return Rect{static_cast<float>(rect.origin.x),
static_cast<float>(rect.origin.y),
static_cast<float>(rect.size.width),
static_cast<float>(rect.size.height)};
}
const CGDataProviderSequentialCallbacks kStreamToCGDataProviderCallbacks{
1,
[](void* stream, void* buffer, size_t size) -> size_t {
return static_cast<io::Stream*>(stream)->Read(
static_cast<std::byte*>(buffer), size);
},
[](void* stream, off_t offset) -> off_t {
auto s = static_cast<io::Stream*>(stream);
auto current_position = s->Tell();
s->Seek(offset, io::Stream::SeekOrigin::Current);
return s->Tell() - current_position;
},
[](void* stream) { static_cast<io::Stream*>(stream)->Rewind(); },
[](void* stream) {}};
CGDataProviderRef ConvertStreamToCGDataProvider(io::Stream* stream) {
return CGDataProviderCreateSequential(stream,
&kStreamToCGDataProviderCallbacks);
}
const CGDataConsumerCallbacks kStreamToCGDataConsumerCallbacks{
[](void* info, const void* buffer, size_t count) -> size_t {
return static_cast<io::Stream*>(info)->Write(
static_cast<const std::byte*>(buffer), count);
},
[](void* info) {}};
CGDataConsumerRef ConvertStreamToCGDataConsumer(io::Stream* stream) {
return CGDataConsumerCreate(stream, &kStreamToCGDataConsumerCallbacks);
}
} // namespace cru::platform::graphics::quartz
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