HUDGraphic.h

/*
 * This file is part of Bubba-3D.
 *
 * Bubba-3D 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
 * (at your option) any later version.
 *
 * Bubba-3D 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 Bubba-3D. If not, see http://www.gnu.org/licenses/.
 */
#pragma once

#include <Dimension.h>
#include <linmath/float2.h>
#include <linmath/float3.h>
#include <linmath/float4.h>

class Texture;

class HUDGraphic {

public:

    class Color {
    public:
        Color(std::string hexString);
        Color(std::string hexString, float opacity);

        Color(int red, int green, int blue);

        Color(int red, int green, int blue, float opacity);

        Color(chag::float4 rawColor);

        chag::float4 getColor();

    private:
        chag::float4 color;
        void hexStringToFloat(std::string hexString,unsigned int pos, unsigned int len, float* target);
    };

    template <typename T>
    struct TexturePosition{
        T botLeftX, botLeftY,topRightX,topRightY;
        bool empty = true;
        TexturePosition(T botLeftX, T botLeftY, T topRightX, T topRightY)
                : botLeftX(botLeftX), botLeftY(botLeftY), topRightX(topRightX), topRightY(topRightY), empty(false) {}
        TexturePosition() {}
        bool isEmpty();
    };

    HUDGraphic(Texture* texture);

    HUDGraphic(Color color);

    HUDGraphic* setCenterOffset(Dimension offsetX, Dimension offsetY);

    HUDGraphic* setTexturePosition(TexturePosition<int> texturePosition);

    TexturePosition<float> getTexturePosition();

    chag::float3 getCenterOffset(float width, float height);

    Texture* getTexture();

    chag::float4 getColor();

    bool isTextureElseColor();

    int* getRoundedCorners();

    int* getBorders();

    chag::float4 getBorderColor();

    HUDGraphic* setRoundedCorners(int pixels);
    HUDGraphic* setRoundedCorners(int topLeft, int topRight, int botRight, int botLeft);
    HUDGraphic* setBorder(int pixels, Color borderColor);
    HUDGraphic* setBorder(int botAndTop, int leftAndRight, Color borderColor);
    HUDGraphic* setBorder(int top, int right, int bot, int left, Color borderColor);
    HUDGraphic* setBorderSize(int top, int right, int bot, int left);
    HUDGraphic* setBorderColor(Color borderColor);
    HUDGraphic* setBackground(Color color);
    HUDGraphic* setBackground(Texture* texture);

protected:

    Dimension offsetX, offsetY;
    Texture* texture = nullptr;
    chag::float4 color;
    TexturePosition<int> texturePosition;
    bool textureElseColor;
    int roundedCorners[4] = {0, 0, 0, 0};
    int borders[4] = {0, 0, 0, 0};
    chag::float4 borderColor;
};