115 lines
2.8 KiB
C++
115 lines
2.8 KiB
C++
// Copyright (c) 2016-2018 Easy2D - Nomango
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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#include "input.h"
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#include "logs.h"
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#include <cstring>
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namespace easy2d
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{
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Input::Input()
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: hwnd_(nullptr)
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, scale_x_(1.f)
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, scale_y_(1.f)
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{
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ZeroMemory(keys_, sizeof(keys_));
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ZeroMemory(keys_cache_, sizeof(keys_cache_));
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}
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Input::~Input()
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{
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E2D_LOG(L"Destroying input device");
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}
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HRESULT Input::Init(HWND hwnd, float scale_x, float scale_y, bool debug)
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{
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E2D_LOG(L"Initing input device");
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hwnd_ = hwnd;
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scale_x_ = scale_x;
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scale_y_ = scale_y;
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return S_OK;
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}
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void Input::Update()
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{
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memcpy(keys_cache_, keys_, sizeof(keys_cache_));
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GetKeyboardState(keys_);
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}
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bool Input::IsDown(KeyCode code)
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{
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return !!(keys_[static_cast<int>(code)] & 0x80);
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}
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bool Input::IsDown(MouseButton btn)
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{
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return !!(keys_[static_cast<int>(btn)] & 0x80);
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}
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bool Input::WasPressed(KeyCode code)
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{
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return !(keys_cache_[static_cast<int>(code)] & 0x80)
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&& (keys_[static_cast<int>(code)] & 0x80);
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}
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bool Input::WasPressed(MouseButton btn)
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{
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return !(keys_cache_[static_cast<int>(btn)] & 0x80)
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&& (keys_[static_cast<int>(btn)] & 0x80);
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}
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bool Input::WasReleased(KeyCode code)
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{
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return (keys_cache_[static_cast<int>(code)] & 0x80)
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&& !(keys_[static_cast<int>(code)] & 0x80);
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}
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bool Input::WasReleased(MouseButton btn)
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{
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return (keys_cache_[static_cast<int>(btn)] & 0x80)
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&& !(keys_[static_cast<int>(btn)] & 0x80);
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}
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float Input::GetMouseX()
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{
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POINT pos;
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::GetCursorPos(&pos);
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::ScreenToClient(hwnd_, &pos);
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return pos.x * scale_x_;
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}
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float Input::GetMouseY()
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{
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POINT pos;
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::GetCursorPos(&pos);
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::ScreenToClient(hwnd_, &pos);
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return pos.y * scale_y_;
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}
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Point Input::GetMousePos()
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{
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POINT pos;
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::GetCursorPos(&pos);
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::ScreenToClient(hwnd_, &pos);
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return Point{ pos.x * scale_x_, pos.y * scale_y_ };
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}
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} |