381 lines
7.4 KiB
C++
381 lines
7.4 KiB
C++
#include "..\e2dnode.h"
|
||
#include <map>
|
||
|
||
static std::map<size_t, ID2D1Bitmap*> s_mBitmapsFromFile;
|
||
static std::map<int, ID2D1Bitmap*> s_mBitmapsFromResource;
|
||
|
||
|
||
e2d::Image::Image()
|
||
: m_pBitmap(nullptr)
|
||
, m_fSourceCropX(0)
|
||
, m_fSourceCropY(0)
|
||
, m_fSourceCropWidth(0)
|
||
, m_fSourceCropHeight(0)
|
||
{
|
||
}
|
||
|
||
e2d::Image::Image(String strFileName)
|
||
: m_pBitmap(nullptr)
|
||
{
|
||
this->open(strFileName);
|
||
}
|
||
|
||
e2d::Image::Image(int resNameId, String resType)
|
||
: m_pBitmap(nullptr)
|
||
{
|
||
this->open(resNameId, resType);
|
||
}
|
||
|
||
e2d::Image::Image(String strFileName, double nCropX, double nCropY, double nCropWidth, double nCropHeight)
|
||
: m_pBitmap(nullptr)
|
||
{
|
||
this->open(strFileName);
|
||
this->crop(nCropX, nCropY, nCropWidth, nCropHeight);
|
||
}
|
||
|
||
e2d::Image::Image(int resNameId, String resType, double nCropX, double nCropY, double nCropWidth, double nCropHeight)
|
||
: m_pBitmap(nullptr)
|
||
{
|
||
this->open(resNameId, resType);
|
||
this->crop(nCropX, nCropY, nCropWidth, nCropHeight);
|
||
}
|
||
|
||
e2d::Image::~Image()
|
||
{
|
||
}
|
||
|
||
bool e2d::Image::open(String strFilePath)
|
||
{
|
||
WARN_IF(strFilePath.isEmpty(), "Image cannot load bitmap from NULL file name.");
|
||
|
||
if (strFilePath.isEmpty())
|
||
return false;
|
||
|
||
if (!Image::preload(strFilePath))
|
||
{
|
||
WARN_IF(true, "Load Image from file failed!");
|
||
return false;
|
||
}
|
||
|
||
m_pBitmap = s_mBitmapsFromFile.at(strFilePath.getHashCode());
|
||
m_fSourceCropX = m_fSourceCropY = 0;
|
||
m_fSourceCropWidth = m_pBitmap->GetSize().width;
|
||
m_fSourceCropHeight = m_pBitmap->GetSize().height;
|
||
return true;
|
||
}
|
||
|
||
bool e2d::Image::open(int resNameId, String resType)
|
||
{
|
||
if (!Image::preload(resNameId, resType))
|
||
{
|
||
WARN_IF(true, "Load Image from file failed!");
|
||
return false;
|
||
}
|
||
|
||
m_pBitmap = s_mBitmapsFromResource.at(resNameId);
|
||
m_fSourceCropX = m_fSourceCropY = 0;
|
||
m_fSourceCropWidth = m_pBitmap->GetSize().width;
|
||
m_fSourceCropHeight = m_pBitmap->GetSize().height;
|
||
return true;
|
||
}
|
||
|
||
void e2d::Image::crop(double x, double y, double width, double height)
|
||
{
|
||
if (m_pBitmap)
|
||
{
|
||
m_fSourceCropX = min(max(x, 0), this->getSourceWidth());
|
||
m_fSourceCropY = min(max(y, 0), this->getSourceHeight());
|
||
m_fSourceCropWidth = min(max(width, 0), this->getSourceWidth() - m_fSourceCropX);
|
||
m_fSourceCropHeight = min(max(height, 0), this->getSourceHeight() - m_fSourceCropY);
|
||
}
|
||
}
|
||
|
||
double e2d::Image::getWidth() const
|
||
{
|
||
return m_fSourceCropWidth;
|
||
}
|
||
|
||
double e2d::Image::getHeight() const
|
||
{
|
||
return m_fSourceCropHeight;
|
||
}
|
||
|
||
e2d::Size e2d::Image::getSize() const
|
||
{
|
||
return Size(m_fSourceCropWidth, m_fSourceCropHeight);
|
||
}
|
||
|
||
double e2d::Image::getSourceWidth() const
|
||
{
|
||
if (m_pBitmap)
|
||
{
|
||
return m_pBitmap->GetSize().width;
|
||
}
|
||
else
|
||
{
|
||
return 0;
|
||
}
|
||
}
|
||
|
||
double e2d::Image::getSourceHeight() const
|
||
{
|
||
if (m_pBitmap)
|
||
{
|
||
return m_pBitmap->GetSize().height;
|
||
}
|
||
else
|
||
{
|
||
return 0;
|
||
}
|
||
}
|
||
|
||
e2d::Size e2d::Image::getSourceSize() const
|
||
{
|
||
if (m_pBitmap)
|
||
{
|
||
return Size(getSourceWidth(), getSourceHeight());
|
||
}
|
||
else
|
||
{
|
||
return Size();
|
||
}
|
||
}
|
||
|
||
double e2d::Image::getCropX() const
|
||
{
|
||
return m_fSourceCropX;
|
||
}
|
||
|
||
double e2d::Image::getCropY() const
|
||
{
|
||
return m_fSourceCropY;
|
||
}
|
||
|
||
e2d::Point e2d::Image::getCropPos() const
|
||
{
|
||
return Point(m_fSourceCropX, m_fSourceCropY);
|
||
}
|
||
|
||
bool e2d::Image::preload(String fileName)
|
||
{
|
||
if (s_mBitmapsFromFile.find(fileName.getHashCode()) != s_mBitmapsFromFile.end())
|
||
{
|
||
return true;
|
||
}
|
||
|
||
HRESULT hr = S_OK;
|
||
|
||
IWICBitmapDecoder *pDecoder = nullptr;
|
||
IWICBitmapFrameDecode *pSource = nullptr;
|
||
IWICStream *pStream = nullptr;
|
||
IWICFormatConverter *pConverter = nullptr;
|
||
ID2D1Bitmap *pBitmap = nullptr;
|
||
|
||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||
hr = Renderer::getIWICImagingFactory()->CreateDecoderFromFilename(
|
||
fileName,
|
||
NULL,
|
||
GENERIC_READ,
|
||
WICDecodeMetadataCacheOnLoad,
|
||
&pDecoder
|
||
);
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||
hr = pDecoder->GetFrame(0, &pSource);
|
||
}
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
// <20><><EFBFBD><EFBFBD>ͼƬ<CDBC><C6AC>ʽת<CABD><D7AA><EFBFBD><EFBFBD>
|
||
// (DXGI_FORMAT_B8G8R8A8_UNORM + D2D1_ALPHA_MODE_PREMULTIPLIED).
|
||
hr = Renderer::getIWICImagingFactory()->CreateFormatConverter(&pConverter);
|
||
}
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
// ͼƬ<CDBC><C6AC>ʽת<CABD><D7AA><EFBFBD><EFBFBD> 32bbpPBGRA
|
||
hr = pConverter->Initialize(
|
||
pSource,
|
||
GUID_WICPixelFormat32bppPBGRA,
|
||
WICBitmapDitherTypeNone,
|
||
NULL,
|
||
0.f,
|
||
WICBitmapPaletteTypeMedianCut
|
||
);
|
||
}
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
// <20><> WIC λͼ<CEBB><CDBC><EFBFBD><EFBFBD>һ<EFBFBD><D2BB> Direct2D λͼ
|
||
hr = Renderer::getRenderTarget()->CreateBitmapFromWicBitmap(
|
||
pConverter,
|
||
NULL,
|
||
&pBitmap
|
||
);
|
||
}
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
// <20><><EFBFBD><EFBFBD>ͼƬָ<C6AC><D6B8><EFBFBD><EFBFBD>ͼƬ<CDBC><C6AC> Hash <20><>
|
||
s_mBitmapsFromFile.insert(
|
||
std::map<size_t, ID2D1Bitmap*>::value_type(
|
||
fileName.getHashCode(),
|
||
pBitmap)
|
||
);
|
||
}
|
||
|
||
// <20>ͷ<EFBFBD><CDB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ
|
||
SafeReleaseInterface(&pDecoder);
|
||
SafeReleaseInterface(&pSource);
|
||
SafeReleaseInterface(&pStream);
|
||
SafeReleaseInterface(&pConverter);
|
||
|
||
return SUCCEEDED(hr);
|
||
}
|
||
|
||
bool e2d::Image::preload(int resNameId, String resType)
|
||
{
|
||
if (s_mBitmapsFromResource.find(resNameId) != s_mBitmapsFromResource.end())
|
||
{
|
||
return true;
|
||
}
|
||
|
||
HRESULT hr = S_OK;
|
||
|
||
IWICBitmapDecoder *pDecoder = nullptr;
|
||
IWICBitmapFrameDecode *pSource = nullptr;
|
||
IWICStream *pStream = nullptr;
|
||
IWICFormatConverter *pConverter = nullptr;
|
||
IWICBitmapScaler *pScaler = nullptr;
|
||
ID2D1Bitmap *pBitmap = nullptr;
|
||
|
||
HRSRC imageResHandle = nullptr;
|
||
HGLOBAL imageResDataHandle = nullptr;
|
||
void *pImageFile = nullptr;
|
||
DWORD imageFileSize = 0;
|
||
|
||
// <20><>λ<EFBFBD><CEBB>Դ
|
||
imageResHandle = ::FindResourceW(HINST_THISCOMPONENT, MAKEINTRESOURCE(resNameId), resType);
|
||
|
||
hr = imageResHandle ? S_OK : E_FAIL;
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ
|
||
imageResDataHandle = ::LoadResource(HINST_THISCOMPONENT, imageResHandle);
|
||
|
||
hr = imageResDataHandle ? S_OK : E_FAIL;
|
||
}
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
// <20><>ȡ<EFBFBD>ļ<EFBFBD>ָ<EFBFBD>룬<EFBFBD><EBA3AC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ
|
||
pImageFile = ::LockResource(imageResDataHandle);
|
||
|
||
hr = pImageFile ? S_OK : E_FAIL;
|
||
}
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>С
|
||
imageFileSize = SizeofResource(HINST_THISCOMPONENT, imageResHandle);
|
||
|
||
hr = imageFileSize ? S_OK : E_FAIL;
|
||
}
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
// <20><><EFBFBD><EFBFBD> WIC <20><>
|
||
hr = Renderer::getIWICImagingFactory()->CreateStream(&pStream);
|
||
}
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
// <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>
|
||
hr = pStream->InitializeFromMemory(
|
||
reinterpret_cast<BYTE*>(pImageFile),
|
||
imageFileSize
|
||
);
|
||
}
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ľ<EFBFBD><C4BD><EFBFBD><EFBFBD><EFBFBD>
|
||
hr = Renderer::getIWICImagingFactory()->CreateDecoderFromStream(
|
||
pStream,
|
||
NULL,
|
||
WICDecodeMetadataCacheOnLoad,
|
||
&pDecoder
|
||
);
|
||
}
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||
hr = pDecoder->GetFrame(0, &pSource);
|
||
}
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
// <20><><EFBFBD><EFBFBD>ͼƬ<CDBC><C6AC>ʽת<CABD><D7AA><EFBFBD><EFBFBD>
|
||
// (DXGI_FORMAT_B8G8R8A8_UNORM + D2D1_ALPHA_MODE_PREMULTIPLIED).
|
||
hr = Renderer::getIWICImagingFactory()->CreateFormatConverter(&pConverter);
|
||
}
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
// ͼƬ<CDBC><C6AC>ʽת<CABD><D7AA><EFBFBD><EFBFBD> 32bppPBGRA
|
||
hr = pConverter->Initialize(
|
||
pSource,
|
||
GUID_WICPixelFormat32bppPBGRA,
|
||
WICBitmapDitherTypeNone,
|
||
NULL,
|
||
0.f,
|
||
WICBitmapPaletteTypeMedianCut
|
||
);
|
||
}
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
// <20><> WIC λͼ<CEBB><CDBC><EFBFBD><EFBFBD>һ<EFBFBD><D2BB> Direct2D λͼ
|
||
hr = Renderer::getRenderTarget()->CreateBitmapFromWicBitmap(
|
||
pConverter,
|
||
NULL,
|
||
&pBitmap
|
||
);
|
||
}
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
s_mBitmapsFromResource.insert(std::pair<int, ID2D1Bitmap*>(resNameId, pBitmap));
|
||
}
|
||
|
||
// <20>ͷ<EFBFBD><CDB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ
|
||
SafeReleaseInterface(&pDecoder);
|
||
SafeReleaseInterface(&pSource);
|
||
SafeReleaseInterface(&pStream);
|
||
SafeReleaseInterface(&pConverter);
|
||
SafeReleaseInterface(&pScaler);
|
||
|
||
return SUCCEEDED(hr);
|
||
}
|
||
|
||
|
||
void e2d::Image::clearCache()
|
||
{
|
||
for (auto bitmap : s_mBitmapsFromFile)
|
||
{
|
||
SafeReleaseInterface(&bitmap.second);
|
||
}
|
||
s_mBitmapsFromFile.clear();
|
||
|
||
for (auto bitmap : s_mBitmapsFromResource)
|
||
{
|
||
SafeReleaseInterface(&bitmap.second);
|
||
}
|
||
s_mBitmapsFromResource.clear();
|
||
}
|
||
|
||
ID2D1Bitmap * e2d::Image::getBitmap()
|
||
{
|
||
return m_pBitmap;
|
||
}
|