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// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
#ifndef XFA_FWL_CORE_IFWL_PICTUREBOX_H_
#define XFA_FWL_CORE_IFWL_PICTUREBOX_H_
#include "xfa/fwl/core/cfwl_widgetimpproperties.h"
#include "xfa/fwl/core/fwl_error.h"
#include "xfa/fwl/core/ifwl_dataprovider.h"
#include "xfa/fwl/core/ifwl_widget.h"
#define FWL_CLASS_PictureBox L"FWL_PICTUREBOX"
#define FWL_STYLEEXT_PTB_Left 0L << 0
#define FWL_STYLEEXT_PTB_Center 1L << 0
#define FWL_STYLEEXT_PTB_Right 2L << 0
#define FWL_STYLEEXT_PTB_Top 0L << 2
#define FWL_STYLEEXT_PTB_Vcenter 1L << 2
#define FWL_STYLEEXT_PTB_Bottom 2L << 2
#define FWL_STYLEEXT_PTB_Normal 0L << 4
#define FWL_STYLEEXT_PTB_AutoSize 1L << 4
#define FWL_STYLEEXT_PTB_StretchImage 2L << 4
#define FWL_STYLEEXT_PTB_StretchHImage 3L << 4
#define FWL_STYLEEXT_PTB_StretchVImage 4L << 4
#define FWL_STYLEEXT_PTB_HAlignMask 3L << 0
#define FWL_STYLEEXT_PTB_VAlignMask 3L << 2
#define FWL_STYLEEXT_PTB_StretchAlignMask 7L << 4
class CFWL_PictureBoxImpDelegate;
class CFWL_WidgetImpProperties;
class CFX_DIBitmap;
class IFWL_Widget;
class IFWL_PictureBoxDP : public IFWL_DataProvider {
public:
virtual CFX_DIBitmap* GetPicture(IFWL_Widget* pWidget) = 0;
virtual CFX_DIBitmap* GetErrorPicture(IFWL_Widget* pWidget) = 0;
virtual CFX_DIBitmap* GetInitialPicture(IFWL_Widget* pWidget) = 0;
virtual int32_t GetOpacity(IFWL_Widget* pWidget) = 0;
virtual int32_t GetFlipMode(IFWL_Widget* pWidget) = 0;
virtual FWL_Error GetMatrix(IFWL_Widget* pWidget, CFX_Matrix& matrix) = 0;
};
class IFWL_PictureBox : public IFWL_Widget {
public:
static IFWL_PictureBox* Create(const CFWL_WidgetImpProperties& properties,
IFWL_Widget* pOuter);
IFWL_PictureBox(const CFWL_WidgetImpProperties& properties,
IFWL_Widget* pOuter);
~IFWL_PictureBox() override;
// IFWL_Widget
FWL_Error GetClassName(CFX_WideString& wsClass) const override;
FWL_Type GetClassID() const override;
FWL_Error Initialize() override;
FWL_Error Finalize() override;
FWL_Error GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE) override;
FWL_Error Update() override;
FWL_Error DrawWidget(CFX_Graphics* pGraphics,
const CFX_Matrix* pMatrix = nullptr) override;
protected:
friend class CFWL_PictureBoxImpDelegate;
void DrawBkground(CFX_Graphics* pGraphics,
IFWL_ThemeProvider* pTheme,
const CFX_Matrix* pMatrix = nullptr);
FX_BOOL VStyle(FX_BOOL dwStyle);
CFX_RectF m_rtClient;
CFX_RectF m_rtImage;
CFX_Matrix m_matrix;
FX_BOOL m_bTop;
FX_BOOL m_bVCenter;
FX_BOOL m_bButton;
};
class CFWL_PictureBoxImpDelegate : public CFWL_WidgetImpDelegate {
public:
CFWL_PictureBoxImpDelegate(IFWL_PictureBox* pOwner);
void OnDrawWidget(CFX_Graphics* pGraphics,
const CFX_Matrix* pMatrix = nullptr) override;
protected:
IFWL_PictureBox* m_pOwner;
};
#endif // XFA_FWL_CORE_IFWL_PICTUREBOX_H_
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