/** @file
 * Header file for internal routines.
 *
 * @author anlzhao
 * @author mandy.wu 2009/06/30
 * @version 0.1
 */
#ifndef _WINDRAW_H
#define  _WINDRAW_H

#include "gui_eng/stddefs.h"
#include "gui_eng/device_gdi.h"

/**
 * Draw a point using the current foreground color.
 *
 * @param hdc	Handle to device context.
 * @param swX   x coordinate of the pixel.
 * @param swY   y coordinate of the pixel.
 * @return		GUI_SUCCESS if succeed, error codes otherwise.
 */
GUIResult_e DRAW_PutPixel(HDC hdc, INT16 swX, INT16 swY, INT32 *pBlockId);

/**
 * Draw a vertical or a horizontal line by the current fg color.
 *
 * @param hdc			Handle to device context.
 * @param swX1        x coordinate of first input line.
 * @param swY1        y coordinate of first input line.
 * @param swX2        x coordinate of second input line.
 * @param swY2        y coordinate of second input line.
 * @param wThickness  Thickness of line.
 * @return				GUI_SUCCESS if succeed, error codes otherwise.
 */
GUIResult_e DRAW_DrawLine(HDC hdc, INT16 swX1, INT16 swY1, INT16 swX2, INT16 swY2, UINT16 wThickness, INT32 *pBlockId);

/**
 * Draw a rectangle by the current fg color.
 *
 * @param hdc			Handle to device context.
 * @param pRect			Rectangle to be drawn.
 * @param wThickneess  Thickness of line.
 * @return				GUI_SUCCESS if succeed, error codes otherwise.
 */
GUIResult_e DRAW_DrawRect(HDC hdc, PRECT pRect, UINT16 wThickness, INT32 *pBlockId);

/**
 * Fill a rectangle with the foreground color
 *
 * @param hdc			Handle to device context.
 * @param pRect			Rectangle to be filled.
 * @param bIgnoreTransparentColor  Ignore drawing transparent or not.
 * @return				GUI_SUCCESS if succeed, error codes otherwise.
 */
GUIResult_e DRAW_FillRect(HDC hdc, PRECT pRect, BOOLEAN bIgnoreTransparentColor, INT32 *pBlockId);
/**
 * Draw a no 4-byte pitch aligned bitmap. 
 *
 * @param hdc			Handle to device context.
 * @param swX       Left edge of destination rectangle.
 * @param swY       Top edge of destination rectangle.
 * @param pImgData  Pointer to icon info PIMAGEHDR containing image
 *						data ,height ,width with Data compressed using
 *						compression technique.
 * @return				GUI_SUCCESS if succeed, error codes otherwise.
 */
GUIResult_e DRAW_DrawTextBitmap(HDC hdc, PRECT pstRect, const PIMAGEHDR pImgData, INT32 *pBlockId);

/**
 * Draw a 4-bytes pitch aligned bitmap. 
 *
 * @param hdc       Handle to device context.
 * @param pSrcRect  Pointer of the source rectangle. 
 * @param pSrcRect  Pointer of the destination rectangle. 
 * @param pImgData     Pointer to a bitmap header.
 * @param dFlags       Flags indicating different drawing styles.
 * @param bDrawFlag    Refer to GDL_XXX definitions in device_gdi.h
 * @return          GUI_SUCCESS if succeed, error codes otherwise.
 */
GUIResult_e DRAW_DrawBitmap (HDC hdc, PRECT pSrcRect, PRECT pDstRect, const PIMAGEHDR pImgData, 
	PALENTRY *pDynSrcPal, UINT32 dFlags, UINT8 bDrawFlag, INT32 *pBlockId);

/**
 * Apply a constant alpha value when blit a bitmap. 
 *
 * @param hdc       Handle to device context.
 * @param pDstRect  Pointer of the source rectangle. 
 * @param pImgData     Pointer to the handle of a bitmap.
 * @param bAlphaValue  The constant alpha value to be applied. 
 * @return             GUI_SUCCESS if succeed, error codes otherwise.
 */
GUIResult_e DRAW_BlendBitmap(HDC hdc, PRECT pDstRect, const PIMAGEHDR pImgData, PALENTRY *pDynSrcPal, 
	UINT8 bAlphaValue, INT32 *pBlockId);

/**
 * Stretch blit a bitmap to the target HDC rectangle.  
 *
 * @param hdc       Handle to device context.
 * @param pDstRect  Pointer to the target rectangle to be drawn. 
 * @param pImgData  Pointer to the handle of a bitmap. 
 * @param dFlags    Flags indicating different draw styles
 * @return          GUI_SUCCESS if succeed, error codes otherwise.
 */
GUIResult_e DRAW_StretchBlit(HDC hdc, PRECT pDstRect, const PIMAGEHDR pImgData, PALENTRY *pDynSrcPal, 
	UINT32 dFlags, INT32 *pBlockId);

#endif