Magic_Game/src/kiwano/core/Resource.cpp

// Copyright (c) 2016-2018 Kiwano - Nomango
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

#include <iostream>
#include <kiwano/core/Logger.h>
#include <kiwano/core/Resource.h>

namespace kiwano
{
Resource::Resource()
    : id_(0)
    , type_(nullptr)
{
}

Resource::Resource(uint32_t id, const wchar_t* type)
    : id_(id)
    , type_(type)
{
}

Resource::Data Resource::GetData() const
{
    do
    {
        if (data_.buffer && data_.size)
        {
            break;
        }

        HRSRC res_info = FindResourceW(nullptr, MAKEINTRESOURCE(id_), type_);
        if (res_info == nullptr)
        {
            KGE_ERROR("FindResource failed");
            break;
        }

        HGLOBAL res_data = LoadResource(nullptr, res_info);
        if (res_data == nullptr)
        {
            KGE_ERROR("LoadResource failed");
            break;
        }

        DWORD size = SizeofResource(nullptr, res_info);
        if (size == 0)
        {
            KGE_ERROR("SizeofResource failed");
            break;
        }

        LPVOID buffer = LockResource(res_data);
        if (buffer == nullptr)
        {
            KGE_ERROR("LockResource failed");
            break;
        }

        data_.buffer = static_cast<void*>(buffer);
        data_.size   = static_cast<uint32_t>(size);
    } while (0);

    return data_;
}
}  // namespace kiwano