ctitleoverlayprop.h

来自「DIRECTSHOW 开发指南电子书」· C头文件 代码 · 共 70 行

//
// CTitleOverlayProp.h
//

#ifndef __H_CTitleOverlayProp__
#define __H_CTitleOverlayProp__

#include "ITitleOverlay.h"

class CTitleOverlayProp : public CBasePropertyPage
{
private:
	ITitleOverlay *	  mIOverlay;

	HWND      m_hOverlayType;
	HWND      m_hEditTilte;
	HWND      m_hEditStartX;
	HWND      m_hEditStartY;
	HWND      m_hEditStartTime;
	HWND      m_hEditEndTime;
	HWND      m_hEditColorR;
	HWND      m_hEditColorG;
	HWND      m_hEditColorB;

	DWORD     mTitleColor;
	LOGFONT   mTitleFont;
	BOOL      mIsFontChanged;

public:
    static CUnknown * WINAPI CreateInstance(LPUNKNOWN lpunk, HRESULT *phr);
    DECLARE_IUNKNOWN;

private:
	CTitleOverlayProp(LPUNKNOWN lpunk, HRESULT *phr);

private:
    BOOL OnReceiveMessage(HWND hwnd,UINT uMsg,WPARAM wParam,LPARAM lParam);
    HRESULT OnConnect(IUnknown *pUnknown);
    HRESULT OnDisconnect();
    HRESULT OnActivate();
    HRESULT OnApplyChanges();

	void SetDirty();

private:
	void FillOverlayTypeComboBox(void);
	int  GetOverlayTypeComboIndex(int inType);

	void ReflectOverlayType(void);
	void ReflectOverlayStyle(void);
	void ReflectTitle(void);
	void ReflectTitleStartPosition(void);
	void ReflectTitleDuration(void);
	void ReflectTitleColor(void);
	void ReflectTitleColor(BYTE inR, BYTE inG, BYTE inB);
	void ReflectTitleFont(void);

	void EnterOverlayType(void);
	void EnterOverlayStyle(void);
	void EnterTitle(void);
	void EnterTitleStartPosition(void);
	void EnterTitleDuration(void);
	void EnterTitleColor(void);
	void EnterTitleFont(void);

	void OnButtonChangeFont(void);
};

#endif // __H_CTitleOverlayProp__