71 lines
2.3 KiB
C++
71 lines
2.3 KiB
C++
/******************************************************************************
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* Copyright (c) 2018(-2023) STMicroelectronics.
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* All rights reserved.
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*
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* This file is part of the TouchGFX 4.21.2 distribution.
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*
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* This software is licensed under terms that can be found in the LICENSE file in
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* the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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*******************************************************************************/
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/**
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* @file touchgfx/widgets/canvas/PainterARGB8888L8Bitmap.hpp
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*
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* Declares the touchgfx::PainterARGB8888L8Bitmap class.
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*/
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#ifndef TOUCHGFX_PAINTERARGB8888L8BITMAP_HPP
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#define TOUCHGFX_PAINTERARGB8888L8BITMAP_HPP
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#include <touchgfx/Bitmap.hpp>
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#include <touchgfx/hal/Types.hpp>
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#include <touchgfx/widgets/canvas/AbstractPainterARGB8888.hpp>
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#include <touchgfx/widgets/canvas/AbstractPainterBitmap.hpp>
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namespace touchgfx
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{
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/**
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* PainterARGB8888L8Bitmap will take the color for a given point in the shape from a bitmap.
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* Please be aware, the the bitmap is used by the CanvasWidgetRenderer (not Shape), so
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* any rotation you might specify for a Canvas Widget (e.g. Shape) is not applied to the
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* bitmap as CWR is not aware of this rotation.
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*
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* @see AbstractPainter
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*/
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class PainterARGB8888L8Bitmap : public AbstractPainterARGB8888, public AbstractPainterBitmap
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{
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public:
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/**
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* Constructor.
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*
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* @param bmp (Optional) The bitmap to use in the painter.
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*/
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PainterARGB8888L8Bitmap(const Bitmap& bmp = Bitmap(BITMAP_INVALID))
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: AbstractPainterARGB8888(), AbstractPainterBitmap(bmp)
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{
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}
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virtual void setBitmap(const Bitmap& bmp);
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virtual bool setup(const Rect& widgetRect) const
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{
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if (!AbstractPainterARGB8888::setup(widgetRect))
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{
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return false;
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}
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updateBitmapOffsets(widgetWidth);
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return bitmap.getId() != BITMAP_INVALID;
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}
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virtual void paint(uint8_t* destination, int16_t offset, int16_t widgetX, int16_t widgetY, int16_t count, uint8_t alpha) const;
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protected:
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const uint8_t* bitmapCLUT; ///< Pointer to the CLUT
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Bitmap::ClutFormat l8format; ///< The l8format read from the bitmap extra data
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};
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} // namespace touchgfx
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#endif // TOUCHGFX_PAINTERARGB8888L8BITMAP_HPP
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