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/*
* Copyright (C) 2020 Linux Studio Plugins Project <https://lsp-plug.in/>
* (C) 2020 Vladimir Sadovnikov <sadko4u@gmail.com>
*
* This file is part of lsp-ws-lib
* Created on: 5 июл. 2022 г.
*
* lsp-ws-lib is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* lsp-ws-lib is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with lsp-ws-lib. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef PRIVATE_WIN_WINDDGRADIENT_H_
#define PRIVATE_WIN_WINDDGRADIENT_H_
#include <lsp-plug.in/common/types.h>
#ifdef PLATFORM_WINDOWS
#include <lsp-plug.in/ws/IDisplay.h>
#include <lsp-plug.in/ws/ISurface.h>
#include <lsp-plug.in/ws/IGradient.h>
#include <private/win/WinDisplay.h>
#include <d2d1.h>
#include <windows.h>
namespace lsp
{
namespace ws
{
namespace win
{
class LSP_HIDDEN_MODIFIER WinDDGradient: public IGradient
{
private:
WinDDGradient & operator = (const WinDDGradient &);
WinDDGradient(const WinDDGradient &);
private:
ID2D1RenderTarget *pDC;
ID2D1Brush *pBrush;
union
{
D2D1_LINEAR_GRADIENT_BRUSH_PROPERTIES sLinear;
D2D1_RADIAL_GRADIENT_BRUSH_PROPERTIES sRadial;
};
lltl::darray<D2D1_GRADIENT_STOP> vPoints;
bool bLinear;
private:
inline void drop_brush();
public:
explicit WinDDGradient(ID2D1RenderTarget *dc, const D2D1_LINEAR_GRADIENT_BRUSH_PROPERTIES & props);
explicit WinDDGradient(ID2D1RenderTarget *dc, const D2D1_RADIAL_GRADIENT_BRUSH_PROPERTIES & props);
virtual ~WinDDGradient();
public:
ID2D1Brush *get_brush();
public:
virtual void add_color(float offset, float r, float g, float b, float a=0.0f);
virtual void add_color(float offset, const Color &c);
virtual void add_color(float offset, const Color &c, float a);
};
} /* namespace win */
} /* namespace ws */
} /* namespace lsp */
#endif /* PLATFORM_WINDOWS */
#endif /* PRIVATE_WIN_WINDDGRADIENT_H_ */
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