Dali::PixelData CreatePixelData() const;
/**
- * Apply the mask to the current buffer. This method may update the
- * internal object - e.g. the new buffer may have a different pixel
- * format - as an alpha channel may be added.
+ * @brief Apply the mask to the current buffer.
+ *
+ * This method may update the internal object - e.g. the new buffer
+ * may have a different pixel format - as an alpha channel may be
+ * added.
* @param[in] mask The mask to apply to this pixel buffer
* @param[in] contentScale The scaling factor to apply to the content
* @param[in] cropToMask Whether to crop the output to the mask size (true) or scale the
void ApplyMask( const PixelBuffer& mask, float contentScale, bool cropToMask );
/**
- * Apply a Gaussian blur to the current buffer with the given radius.
+ * @brief Apply a Gaussian blur to the current buffer with the given radius.
*
* @param[in] blurRadius The radius for Gaussian blur
*/
void ApplyGaussianBlur( const float blurRadius );
+ /**
+ * Crops this buffer to the given crop rectangle. Assumes the crop rectangle
+ * is within the bounds of this size.
+ * @param[in] x The top left corner's X
+ * @param[in] y The top left corner's y
+ * @param[in] cropDimensions The dimensions of the crop
+ */
+ void Crop( uint16_t x, uint16_t y, ImageDimensions cropDimensions );
+
+ /**
+ * Resizes the buffer to the given dimensions. Uses either Lanczos4 for downscaling
+ * or Mitchell for upscaling
+ * @param[in] outDimensions The new dimensions
+ */
+ void Resize( ImageDimensions outDimensions );
+
+ /**
+ * Multiplies the image's color values by the alpha value. This provides better
+ * blending capability.
+ */
+ void MultiplyColorByAlpha();
+
private:
/*
* Undefined copy constructor.
*/
static PixelBufferPtr NewResize( const PixelBuffer& inBuffer, ImageDimensions outDimensions );
- /**
- * Crops this buffer to the given crop rectangle. Assumes the crop rectangle
- * is within the bounds of this size.
- * @param[in] x The top left corner's X
- * @param[in] y The top left corner's y
- * @param[in] cropDimensions The dimensions of the crop
- */
- void Crop( uint16_t x, uint16_t y, ImageDimensions cropDimensions );
-
- /**
- * Resizes the buffer to the given dimensions. Uses either Lanczos4 for downscaling
- * or Mitchell for upscaling
- * @param[in] outDimensions The new dimensions
- */
- void Resize( ImageDimensions outDimensions );
private: