/*  Starshatter: The Open Source Project
    Copyright (c) 2021-2024, Starshatter: The Open Source Project Contributors
    Copyright (c) 2011-2012, Starshatter OpenSource Distribution Contributors
    Copyright (c) 1997-2006, Destroyer Studios LLC.

    AUTHOR:       John DiCamillo


    OVERVIEW
    ========
    Bitmap "billboard" Image View class
*/

#include "ImgView.h"
#include "Color.h"
#include "Window.h"
#include "Video.h"
#include "Bitmap.h"
#include "Screen.h"

// +--------------------------------------------------------------------+

ImgView::ImgView(Window* c, Bitmap* bmp)
: View(c), img(bmp), width(0), height(0), x_offset(0), y_offset(0),
blend(Video::BLEND_SOLID)
{
    if (img) {
        width  = img->Width();
        height = img->Height();
    }

    if (width < c->Width())
    x_offset = (c->Width() - width) / 2;

    if (height < c->Height())
    y_offset = (c->Height() - height) / 2;
}

ImgView::~ImgView()
{
}

// +--------------------------------------------------------------------+

void
ImgView::Refresh()
{
    if (img && width > 0 && height > 0)
    window->DrawBitmap(x_offset,
    y_offset,
    x_offset + width,
    y_offset + height,
    img,
    blend);
}

// +--------------------------------------------------------------------+

void
ImgView::SetPicture(Bitmap* bmp)
{
    img      = bmp;
    width    = 0;
    height   = 0;
    x_offset = 0;
    y_offset = 0;

    if (img) {
        width  = img->Width();
        height = img->Height();
    }

    if (window) {
        x_offset = (window->Width()  - width)  / 2;
        y_offset = (window->Height() - height) / 2;
    }
}