74 lines
2.4 KiB
C++
74 lines
2.4 KiB
C++
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// 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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#pragma once
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#include "../common/ComPtr.hpp"
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#include "../math/helper.h"
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#include "../2d/Color.h"
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#include <d2d1.h>
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namespace easy2d
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{
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namespace DX
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{
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template <typename T>
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inline void SafeRelease(T*& ptr)
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{
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if (ptr != nullptr)
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{
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ptr->Release();
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ptr = nullptr;
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}
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}
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inline D2D1_POINT_2F const& ConvertToPoint2F(math::Vec2 const& point)
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{
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return reinterpret_cast<D2D1_POINT_2F const&>(point);
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}
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inline D2D1_SIZE_F const& ConvertToSizeF(math::Vec2 const& size)
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{
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return reinterpret_cast<D2D1_SIZE_F const&>(size);
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}
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inline D2D1_RECT_F ConvertToRectF(math::Rect const& rect)
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{
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return D2D1_RECT_F{ rect.origin.x, rect.origin.y, rect.origin.x + rect.size.x, rect.origin.y + rect.size.y };
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}
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inline D2D1_COLOR_F const& ConvertToColorF(Color const& color)
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{
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return reinterpret_cast<D2D1_COLOR_F const&>(color);
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}
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inline D2D1_MATRIX_3X2_F const& ConvertToMatrix3x2F(math::Matrix const& matrix)
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{
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return reinterpret_cast<D2D1_MATRIX_3X2_F const&>(matrix);
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}
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// Converts a length in device-independent pixels (DIPs) to a length in physical pixels.
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inline float ConvertDipsToPixels(float dips, float dpi)
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{
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static const float dips_per_inch = 96.0f;
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return math::Floor(dips * dpi / dips_per_inch + 0.5f); // Round to nearest integer.
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}
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}
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}
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