99 lines
2.7 KiB
C++
99 lines
2.7 KiB
C++
////////////////////////////////////////////////////////////////////////////////////////////////////
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// NoesisGUI - http://www.noesisengine.com
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// Copyright (c) Noesis Technologies S.L. All Rights Reserved.
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////////////////////////////////////////////////////////////////////////////////////////////////////
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#ifndef __GUI_BITMAPSOURCE_H__
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#define __GUI_BITMAPSOURCE_H__
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#include <NsCore/Noesis.h>
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#include <NsGui/CoreApi.h>
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#include <NsGui/ImageSource.h>
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#include <NsCore/ReflectionDeclare.h>
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namespace Noesis
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{
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////////////////////////////////////////////////////////////////////////////////////////////////////
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/// Represents a single, constant set of pixels at a certain size and resolution.
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///
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/// https://msdn.microsoft.com/en-us/library/system.windows.media.imaging.bitmapsource.aspx
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////////////////////////////////////////////////////////////////////////////////////////////////////
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class NS_GUI_CORE_API BitmapSource: public ImageSource
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{
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public:
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BitmapSource();
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virtual ~BitmapSource() = 0;
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enum Format
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{
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Format_BGRA8,
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Format_BGR8,
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Format_RGBA8,
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Format_RGB8
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};
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/// Creates a new BitmapSource from an array of pixels that are stored in memory
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static Ptr<BitmapSource> Create(int32_t pixelWidth, int32_t pixelHeight, float dpiX,
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float dpiY, const uint8_t* buffer, int32_t stride, Format format);
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/// Horizontal DPI of the bitmap
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/// \prop
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float GetDpiX() const;
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/// Vertical DPI of the bitmap
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/// \prop
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float GetDpiY() const;
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/// Width, in pixels, of the bitmap
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/// \prop
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int32_t GetPixelWidth() const;
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/// Height, in pixels, of the bitmap
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/// \prop
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int32_t GetPixelHeight() const;
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/// Gets bitmap format
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/// \prop
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Format GetFormat() const;
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/// Copies the bitmap pixel data into an array of pixels with the specified stride,
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/// starting at the specified offset
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virtual void CopyPixels(uint8_t* buffer, uint32_t bufferSize, int32_t stride,
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int32_t offset) const;
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/// From Freezable
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//@{
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Ptr<BitmapSource> Clone() const;
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Ptr<BitmapSource> CloneCurrentValue() const;
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//@}
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protected:
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/// From ImageSource
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//@{
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float GetWidthCore() const override;
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float GetHeightCore() const override;
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//@}
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/// Implemented by inheritors
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//@{
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virtual float GetDpiXCore() const = 0;
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virtual float GetDpiYCore() const = 0;
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virtual int32_t GetPixelWidthCore() const = 0;
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virtual int32_t GetPixelHeightCore() const = 0;
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virtual void CopyPixelsCore(uint8_t* buffer, uint32_t bufferSize, int32_t stride,
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int32_t offset) const;
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//@}
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NS_DECLARE_REFLECTION(BitmapSource, ImageSource)
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};
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}
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#endif
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