#include "bars.h"

void bar_draw_horizontal(int start_x, int start_y, int width, int height, int value, int max_value, uint color, char fill_outline, UTFT *display)
{
    display->setColor(color);
    int bar_width = (int)((float)value / (float)max_value * width);
    if (fill_outline)
    {
        display->drawRect(start_x, start_y, start_x + width, start_y + height);
    }
    display->fillRect(start_x, start_y, start_x + bar_width, start_y + height);
}

void bar_draw_horizontal(int start_x, int start_y, int width, int height, int value, int max_value, byte r, byte g, byte b, char fill_outline, UTFT *display)
{
    display->setColor(r,g,b);
    int bar_width = (int)((float)value / (float)max_value * width);
    if (fill_outline)
    {
        display->drawRect(start_x, start_y, start_x + width, start_y + height);
    }
    display->fillRect(start_x, start_y, start_x + bar_width, start_y + height);
}

void bar_draw_vertical(int start_x, int start_y, int width, int height, int value, int max_value, uint color, char fill_outline, UTFT *display)
{
    display->setColor(color);
    int bar_height = (int)((float)value / (float)max_value * height);
    if (fill_outline)
    {
        display->drawRect(start_x, start_y, start_x + width, start_y + height);
    }
    display->fillRect(start_x, (start_y + height) - bar_height, start_x + width, start_y + height);
}

void bar_draw_vertical(int start_x, int start_y, int width, int height, int value, int max_value, byte r, byte g, byte b, char fill_outline, UTFT *display)
{
    display->setColor(r,g,b);
    int bar_height = (int)((float)value / (float)max_value * height);
    if (fill_outline)
    {
        display->drawRect(start_x, start_y, start_x + width, start_y + height);
    }
    display->fillRect(start_x, (start_y + height) - bar_height, start_x + width, start_y + height);
}

void bar_clear_part_horizontal(int start_x, int start_y, int width, int height, int value_from, int max_value, char clear_color, char clear_outline, UTFT *display)
{
    display->setColor(clear_color);
    if (!clear_outline)
    {
        /**
         * If we want to clear the outline, the part we need to clear becomes 1px smaller on each side.
         * (that's not part of the bar to be filled, the "empty space" inside the bar)
         * Because the start_y gets incremented, the end of the bar on the y side would be 2px too big. 
         * That's why we need to decrement the height by 2.
         */
        start_y++;
        height -= 2;
        width--;
    }
    int bar_width = (int)((float)value_from / (float)max_value * width);
    display->fillRect(start_x + bar_width, start_y, start_x + width, start_y + height);
}

void bar_clear_part_vertical(int start_x, int start_y, int width, int height, int value_from, int max_value, char clear_color, char clear_outline, UTFT *display)
{
    display->setColor(clear_color);
    if (!clear_outline)
    {
        /**
         * If we want to clear the outline, the part we need to clear becomes 1px smaller on each side.
         * (that's not part of the bar to be filled, the "empty space" inside the bar)
         * Because the start_x gets incremented, the end of the bar on the x side would be 2px too big. 
         * That's why we need to decrement the width by 2.
         */
        start_x++;
        start_y++;
        width-= 2;
    }
    int bar_height = (int)((float)value_from / (float)max_value * height);
    display->fillRect(start_x, start_y, start_x + width, start_y + bar_height);
}