/*
 * Copyright (C) 2020 Linux Studio Plugins Project <https://lsp-plug.in/>
 *           (C) 2020 Vladimir Sadovnikov <sadko4u@gmail.com>
 *
 * This file is part of lsp-plugins
 * Created on: 19 июл. 2017 г.
 *
 * lsp-plugins 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-plugins 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-plugins. If not, see <https://www.gnu.org/licenses/>.
 */

#ifndef UI_TK_LSPMESH_H_
#define UI_TK_LSPMESH_H_

namespace lsp
{
    namespace tk
    {
        class LSPMesh: public LSPGraphItem
        {
            public:
                static const w_class_t    metadata;

            protected:
                size_t              nWidth;
                size_t              nCenter;
                size_t              nDimensions;
                size_t              nPoints;
                ssize_t             nXIndex;
                ssize_t             nYIndex;
                ssize_t             nSIndex;
                size_t              nStrobes;
                bool                bStrobe;
                float              *vBuffer;
                size_t              nBufSize;
                LSPColor            sColor;

            protected:
                void                drop_data();
                size_t              find_offset(size_t *found, const float *v, size_t count, size_t strobes);
                size_t              get_length(const float *v, size_t off, size_t count);

            public:
                explicit LSPMesh(LSPDisplay *dpy);
                virtual ~LSPMesh();

                virtual status_t init();
                virtual void destroy();

            public:
                inline size_t       line_width() const      { return nWidth;    };
                inline size_t       center_id() const       { return nCenter;   };
                inline size_t       dimensions() const      { return nDimensions; };
                inline size_t       points() const          { return nPoints;   };
                inline LSPColor    *color()                 { return &sColor;   };
                inline ssize_t      x_index() const         { return nXIndex;   };
                inline ssize_t      y_index() const         { return nYIndex;   };
                inline ssize_t      s_index() const         { return nSIndex;   };
                inline size_t       num_strobes() const     { return nStrobes;  };
                inline bool         strobes() const         { return bStrobe;   };

            public:
                void                set_line_width(size_t value);
                void                set_center_id(size_t value);
                status_t            set_data(size_t dimensions, size_t points, const float **data);
                void                set_x_index(ssize_t value);
                void                set_y_index(ssize_t value);
                void                set_s_index(ssize_t value);
                void                set_num_strobes(ssize_t value);
                void                set_strobes(bool set);

            public:
                virtual void render(ISurface *s, bool force);
        };
    
    } /* namespace tk */
} /* namespace lsp */

#endif /* UI_TK_LSPMESH_H_ */
