ZFProtocolZFUIDraw.h

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#ifndef _ZFI_ZFProtocolZFUIDraw_h_
#define _ZFI_ZFProtocolZFUIDraw_h_
 
#include "ZFCore/ZFProtocol.h"
#include "../ZFUIDraw.h"
ZF_NAMESPACE_GLOBAL_BEGIN

zfclassNotPOD ZFLIB_ZFUIKit ZFUIDrawToken {
public:
    typedef enum {
        TypeView, 
        TypeImage, 
    } Type;
    Type type; 
    zfauto target; 
    ZFUISize targetSizePixel; 
    zffloat targetScale; 
    void *impl; 
 
public:
    explicit ZFUIDrawToken(
            ZF_IN ZFUIDrawToken::Type type
            , ZF_IN ZFObject *target
            , ZF_IN ZFUISize targetSizePixel
            , ZF_IN zffloat targetScale
            )
    : type(type)
    , target(target)
    , targetSizePixel(targetSizePixel)
    , targetScale(targetScale)
    , impl(zfnull)
    {
    }
};
 
// ============================================================
ZFPROTOCOL_INTERFACE_BEGIN(ZFLIB_ZFUIKit, ZFUIDrawForView)
public:
    virtual void *nativeDrawableViewCreate(ZF_IN ZFUIDrawableView *drawableView) zfpurevirtual;
    virtual void nativeDrawableViewDestroy(ZF_IN ZFUIDrawableView *drawableView) zfpurevirtual;

    virtual void drawRequest(ZF_IN ZFUIDrawableView *drawableView) zfpurevirtual;
 
public:
    virtual zfbool beginForView(ZF_IN_OUT ZFUIDrawToken &token) zfpurevirtual;
    virtual void endForView(ZF_IN_OUT ZFUIDrawToken &token) zfpurevirtual;
 
public:
    zffinal void notifyOnDraw(ZF_IN ZFUIDrawableView *drawableView) {
        drawableView->_ZFP_ZFUIDrawableView_onDraw();
    }
ZFPROTOCOL_INTERFACE_END(ZFUIDrawForView)
 
// ============================================================
ZFPROTOCOL_INTERFACE_BEGIN(ZFLIB_ZFUIKit, ZFUIDrawForImage)
public:
    virtual zfbool beginForImage(
            ZF_IN_OUT ZFUIDrawToken &token
            , ZF_IN const ZFUISize &imageSizePixel
            ) zfpurevirtual;
    virtual void *endForImage(ZF_IN_OUT ZFUIDrawToken &token) zfpurevirtual;
ZFPROTOCOL_INTERFACE_END(ZFUIDrawForImage)
 
// ============================================================
ZFPROTOCOL_INTERFACE_BEGIN(ZFLIB_ZFUIKit, ZFUIDraw)
public:
    virtual zfbool drawClear(
            ZF_IN ZFUIDrawToken &token
            , ZF_IN const ZFUIRect &targetFramePixel
            ) {
        return zffalse;
    }

    virtual zfbool drawColor(
            ZF_IN ZFUIDrawToken &token
            , ZF_IN const ZFUIColor &color
            , ZF_IN const ZFUIRect &targetFramePixel
            ) {
        return zffalse;
    }

    virtual zfbool drawImage(
            ZF_IN ZFUIDrawToken &token
            , ZF_IN ZFUIImage *image
            , ZF_IN const ZFUIRect &imageFramePixel
            , ZF_IN const ZFUIRect &targetFramePixel
            ) {
        return zffalse;
    }

    virtual zfbool drawText(
            ZF_IN ZFUIDrawToken &token
            , ZF_IN const zfstring &text
            , ZF_IN ZFUITextConfig *config
            , ZF_IN const ZFUIRect &targetFramePixel
            ) {
        return zffalse;
    }
ZFPROTOCOL_INTERFACE_END(ZFUIDraw)
 
ZF_NAMESPACE_GLOBAL_END
#endif // #ifndef _ZFI_ZFProtocolZFUIDraw_h_