instisurf.h

跨平台2D引擎

//instISurf.h
#ifndef INST_ISURF_H
#define INST_ISURF_H


#include <instTypes.h>
#include <instDefines.h>
#include <instStr.h>
#include <instIFont.h>

#ifdef DrawText
#undef DrawText
#endif

namespace inst
{


typedef UByte ALPHA; //0-255

typedef UInt16 SURFTYPE;

typedef enum _LINESTYLE
{
	LS_SOLID,
	LS_DASH,
	LS_DOT,
	LS_DASHDOT,
	LS_DASHDOTDOT,
}LINESTYLE;

class ISurf:virtual public IDynamic //没有alpha通道的普通2D接口
{
public:
	virtual ~ISurf(){}
	virtual Bool IsA(const CStr &name)const{ return L"inst::i3d::ISurf" || IDynamic::IsA(name); }
public:
	virtual POS GetW()const=0;
	virtual POS GetH()const=0;

	//越界检查！
	virtual void Blt(POS xdest,POS ydest,
		ISurf *surf,POS xsrc,POS ysrc,POS w,POS h,ALPHA alpha=255,Bool bHasColorKey=True)=0;
	virtual void StretchBlt(POS xdest,POS ydest,POS wdest,POS hdest,
		ISurf *surf,POS xsrc,POS ysrc,POS wsrc,POS hsrc,ALPHA alpha=255,Bool bHasColorKey=True)=0;

	virtual void BltRgn(POS xdest,POS ydest,POS rx,POS ry,POS rw,POS rh,
		ISurf *surf,POS xsrc,POS ysrc,POS w,POS h,ALPHA alpha=255,Bool bHasColorKey=True)=0;
	virtual void StretchBltRgn(POS xdest,POS ydest,POS wdest,POS hdest,POS rx,POS ry,POS rw,POS rh,
		ISurf *surf,POS xsrc,POS ysrc,POS wsrc,POS hsrc,ALPHA alpha=255,Bool bHasColorKey=True)=0;

	virtual void SetPixel(POS x,POS y,COLOR color)=0;
	virtual COLOR GetPixel(POS x,POS y)const=0;

	virtual void DrawLine(POS x1,POS y1,POS x2,POS y2,COLOR color,LINESTYLE ls=LS_SOLID)=0;
	virtual void DrawRect(POS x,POS y,POS w,POS h,COLOR color,LINESTYLE ls=LS_SOLID)=0;
	virtual void DrawRoundRect(POS x,POS y,POS w,POS h,POS arcw,POS arch,COLOR color,LINESTYLE ls=LS_SOLID)=0;
	virtual void DrawEllipse(POS x,POS y,POS w,POS h,COLOR color,LINESTYLE ls=LS_SOLID)=0;

	virtual void FillRect(POS x,POS y,POS w,POS h,COLOR color,ALPHA alpha=255)=0;
	virtual void FillRoundRect(POS x,POS y,POS w,POS h,POS arcw,POS arch,COLOR color,ALPHA alpha=255)=0;
	virtual void FillEllipse(POS x,POS y,POS w,POS h,COLOR color,ALPHA alpha=255)=0;

	virtual void DrawText(const CStr &str,POS x,POS y,POS w,POS h,const IFont *font,COLOR color,DRAWTEXTFLAGS flags=0,POS shadow=0,COLOR shadowcolor=Rgb(0,0,0))=0;
};


}//end of namespace inst


#endif