CWE-ou-minkata/MOULOpenSourceClientPlugin/Plasma20/Sources/Plasma/FeatureLib/pfPython/pyImageGlue.cpp

/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.

Additional permissions under GNU GPL version 3 section 7

If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
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 or by snail mail at:
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*==LICENSE==*/
#include "pyImage.h"

#include <python.h>

// glue functions
PYTHON_CLASS_DEFINITION(ptImage, pyImage);

PYTHON_DEFAULT_NEW_DEFINITION(ptImage, pyImage)
PYTHON_DEFAULT_DEALLOC_DEFINITION(ptImage)

PYTHON_INIT_DEFINITION(ptImage, args, keywords)
{
	PyObject* keyObj = NULL;
	if (!PyArg_ParseTuple(args, "O", &keyObj))
	{
		PyErr_SetString(PyExc_TypeError, "__init__ expects a ptKey");
		PYTHON_RETURN_INIT_ERROR;
	}
	if (!pyKey::Check(keyObj))
	{
		PyErr_SetString(PyExc_TypeError, "__init__ expects a ptKey");
		PYTHON_RETURN_INIT_ERROR;
	}
	pyKey* key = pyKey::ConvertFrom(keyObj);
	self->fThis->setKey(*key);
	PYTHON_RETURN_INIT_OK;
}

PYTHON_RICH_COMPARE_DEFINITION(ptImage, obj1, obj2, compareType)
{
	if ((obj1 == Py_None) || (obj2 == Py_None) || !pyImage::Check(obj1) || !pyImage::Check(obj2))
	{
		// if they aren't the same type, they don't match, obviously (we also never equal none)
		if (compareType == Py_EQ)
			PYTHON_RCOMPARE_FALSE;
		else if (compareType == Py_NE)
			PYTHON_RCOMPARE_TRUE;
		else
		{
			PyErr_SetString(PyExc_NotImplementedError, "invalid comparison for a ptImage object");
			PYTHON_RCOMPARE_ERROR;
		}
	}
	pyImage *img1 = pyImage::ConvertFrom(obj1);
	pyImage *img2 = pyImage::ConvertFrom(obj2);
	if (compareType == Py_EQ)
	{
		if ((*img1) == (*img2))
			PYTHON_RCOMPARE_TRUE;
		PYTHON_RCOMPARE_FALSE;
	}
	else if (compareType == Py_NE)
	{
		if ((*img1) != (*img2))
			PYTHON_RCOMPARE_TRUE;
		PYTHON_RCOMPARE_FALSE;
	}
	PyErr_SetString(PyExc_NotImplementedError, "invalid comparison for a ptImage object");
	PYTHON_RCOMPARE_ERROR;
}

#ifndef BUILDING_PYPLASMA
PYTHON_METHOD_DEFINITION(ptImage, getPixelColor, args)
{
	float x, y;
	if (!PyArg_ParseTuple(args, "ff", &x, &y))
	{
		PyErr_SetString(PyExc_TypeError, "getPixelColor expects two floats");
		PYTHON_RETURN_ERROR;
	}
	return self->fThis->GetPixelColor(x, y);
}

PYTHON_METHOD_DEFINITION(ptImage, getColorLoc, args)
{
	PyObject* colorObj = NULL;
	if (!PyArg_ParseTuple(args, "O", &colorObj))
	{
		PyErr_SetString(PyExc_TypeError, "getColorLoc expects a ptColor");
		PYTHON_RETURN_ERROR;
	}
	if (!pyColor::Check(colorObj))
	{
		PyErr_SetString(PyExc_TypeError, "getColorLoc expects a ptColor");
		PYTHON_RETURN_ERROR;
	}
	pyColor* color = pyColor::ConvertFrom(colorObj);
	return self->fThis->GetColorLoc(*color);
}

PYTHON_METHOD_DEFINITION_NOARGS(ptImage, getWidth)
{
	return PyLong_FromUnsignedLong(self->fThis->GetWidth());
}

PYTHON_METHOD_DEFINITION_NOARGS(ptImage, getHeight)
{
	return PyLong_FromUnsignedLong(self->fThis->GetHeight());
}

PYTHON_METHOD_DEFINITION(ptImage, saveAsJPEG, args)
{
	PyObject* filenameObj;
	unsigned char quality = 75;
	if (!PyArg_ParseTuple(args, "O|b", &filenameObj, &quality))
	{
		PyErr_SetString(PyExc_TypeError, "saveAsJPEG expects a string and a unsigned 8-bit int");
		PYTHON_RETURN_ERROR;
	}

	if (PyUnicode_Check(filenameObj))
	{
		int strLen = PyUnicode_GetSize(filenameObj);
		wchar_t* text = TRACKED_NEW wchar_t[strLen + 1];
		PyUnicode_AsWideChar((PyUnicodeObject*)filenameObj, text, strLen);
		text[strLen] = L'\0';
		self->fThis->SaveAsJPEG(text, quality);
		delete [] text;
		PYTHON_RETURN_NONE;
	}
	else if (PyString_Check(filenameObj))
	{
		// we'll allow this, just in case something goes weird
		char* text = PyString_AsString(filenameObj);
		wchar_t* wText = hsStringToWString(text);
		self->fThis->SaveAsJPEG(wText, quality);
		delete [] wText;
		PYTHON_RETURN_NONE;
	}
	else
	{
		PyErr_SetString(PyExc_TypeError, "saveAsJPEG expects a string and a unsigned 8-bit int");
		PYTHON_RETURN_ERROR;
	}
}
#endif // BUILDING_PYPLASMA

PYTHON_START_METHODS_TABLE(ptImage)
#ifndef BUILDING_PYPLASMA
	PYTHON_METHOD(ptImage, getPixelColor, "Params: x,y\nReturns the ptColor at the specified location (float from 0 to 1)"),
	PYTHON_METHOD(ptImage, getColorLoc, "Params: color\nReturns the ptPoint3 where the specified color is located"),
	PYTHON_METHOD_NOARGS(ptImage, getWidth, "Returns the width of the image"),
	PYTHON_METHOD_NOARGS(ptImage, getHeight, "Returns the height of the image"),
	PYTHON_METHOD(ptImage, saveAsJPEG, "Params: filename,quality=75\nSaves this image to disk as a JPEG file"),
#endif
PYTHON_END_METHODS_TABLE;

// Type structure definition
#define ptImage_COMPARE			PYTHON_NO_COMPARE
#define ptImage_AS_NUMBER		PYTHON_NO_AS_NUMBER
#define ptImage_AS_SEQUENCE		PYTHON_NO_AS_SEQUENCE
#define ptImage_AS_MAPPING		PYTHON_NO_AS_MAPPING
#define ptImage_STR				PYTHON_NO_STR
#define ptImage_RICH_COMPARE	PYTHON_DEFAULT_RICH_COMPARE(ptImage)
#define ptImage_GETSET			PYTHON_NO_GETSET
#define ptImage_BASE			PYTHON_NO_BASE
PLASMA_CUSTOM_TYPE(ptImage, "Params: imgKey\nPlasma image class");

// required functions for PyObject interoperability
#ifndef BUILDING_PYPLASMA
PyObject *pyImage::New(plMipmap* mipmap)
{
	ptImage *newObj = (ptImage*)ptImage_type.tp_new(&ptImage_type, NULL, NULL);
	newObj->fThis->fMipmap = mipmap;
	newObj->fThis->fMipMapKey = mipmap->GetKey();
	if (mipmap->GetKey())
		newObj->fThis->fMipMapKey->RefObject();
	return (PyObject*)newObj;
}
#endif

PyObject *pyImage::New(plKey mipmapKey)
{
	ptImage *newObj = (ptImage*)ptImage_type.tp_new(&ptImage_type, NULL, NULL);
	newObj->fThis->fMipMapKey = mipmapKey;
	return (PyObject*)newObj;
}

PyObject *pyImage::New(pyKey& mipmapKey)
{
	ptImage *newObj = (ptImage*)ptImage_type.tp_new(&ptImage_type, NULL, NULL);
	newObj->fThis->fMipMapKey = mipmapKey.getKey();
	return (PyObject*)newObj;
}

PYTHON_CLASS_CHECK_IMPL(ptImage, pyImage)
PYTHON_CLASS_CONVERT_FROM_IMPL(ptImage, pyImage)

///////////////////////////////////////////////////////////////////////////
//
// AddPlasmaClasses - the python module definitions
//
void pyImage::AddPlasmaClasses(PyObject *m)
{
	PYTHON_CLASS_IMPORT_START(m);
	PYTHON_CLASS_IMPORT(m, ptImage);
	PYTHON_CLASS_IMPORT_END(m);
}

#ifndef BUILDING_PYPLASMA
PYTHON_GLOBAL_METHOD_DEFINITION(PtLoadJPEGFromDisk, args, "Params: filename,width,height\nThe image will be resized to fit the width and height arguments. Set to 0 if resizing is not desired.\nReturns a pyImage of the specified file.")
{
	PyObject* filenameObj;
	unsigned short width, height;
	if (!PyArg_ParseTuple(args, "Ohh", &filenameObj, &width, &height))
	{
		PyErr_SetString(PyExc_TypeError, "PtLoadJPEGFromDisk expects a string and two unsigned shorts");
		PYTHON_RETURN_ERROR;
	}

	if (PyUnicode_Check(filenameObj))
	{
		int strLen = PyUnicode_GetSize(filenameObj);
		wchar_t* text = TRACKED_NEW wchar_t[strLen + 1];
		PyUnicode_AsWideChar((PyUnicodeObject*)filenameObj, text, strLen);
		text[strLen] = L'\0';
		PyObject* ret = pyImage::LoadJPEGFromDisk(text, width, height);
		delete [] text;
		return ret;
	}
	else if (PyString_Check(filenameObj))
	{
		// we'll allow this, just in case something goes weird
		char* text = PyString_AsString(filenameObj);
		wchar_t* wText = hsStringToWString(text);
		PyObject* ret = pyImage::LoadJPEGFromDisk(wText, width, height);
		delete [] wText;
		return ret;
	}
	else
	{
		PyErr_SetString(PyExc_TypeError, "saveAsJPEG expects a string and a unsigned 8-bit int");
		PYTHON_RETURN_ERROR;
	}
}
#endif

void pyImage::AddPlasmaMethods(std::vector<PyMethodDef> &methods)
{
#ifndef BUILDING_PYPLASMA
	PYTHON_GLOBAL_METHOD(methods, PtLoadJPEGFromDisk);
#endif
}