el h / SimpleGUI

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Fork of SimpleGUI by Duncan McIntyre

Widgets/BitmapWidget.cpp

Committer:
duncanFrance
Date:
2016-05-21
Revision:
15:e69fd74d42e4
Parent:
14:e6515b19f5a0
Child:
16:e9a771ecfdbe

File content as of revision 15:e69fd74d42e4:

#include "BitmapWidget.h"

BitmapWidget::BitmapWidget(GraphicsContext *context) : Widget(context), _monochrome(false)
{
}

BitmapWidget::BitmapWidget(GraphicsContext *context, bool monochrome) : Widget(context), _monochrome(monochrome)
{
}

void BitmapWidget::setMonochrome(bool enabled)
{
    _monochrome = enabled;
    dirty();
}

bool BitmapWidget::isMonochrome()
{
    return _monochrome;
}


void BitmapWidget::setBitmap(unsigned char const * bitmap, int width, int height)
{
    _bitmap = (unsigned char*)bitmap;
    // Adjust overall size so that the inner window fits the bitmap
    // Really we should just clip, but that's too hard for now
    setSize(((_padding + _borderWidth) * 2) + width, ((_padding + _borderWidth) * 2) + height);
    dirty();
}

void BitmapWidget::_draw()
{
    Widget::_draw();
    
    if(_monochrome) {
        int fg = display()->getForeground();
        int bg = display()->getBackground();
        display()->setForeground(_fg);
        display()->setBackground(_bg);

        display()->Bitmap_FG_BG(_inner.x, _inner.y, _inner.width, _inner.height, _bitmap);

        display()->setForeground(fg);
        display()->setBackground(bg);
    } else {
        display()->Bitmap(_inner.x, _inner.y, _inner.width, _inner.height, _bitmap);
    }
}