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背景塗りつぶしにPatBltを使う Part2 #766

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130 changes: 70 additions & 60 deletions sakura_core/uiparts/CGraphics.h
Expand Up @@ -30,8 +30,78 @@
*/

#include <Windows.h>
#include <cassert>
#include <vector>

/*!
* @brief API関数FillRectの高速版(ブラシ用)
*
* @param [in] hDC デバイスコンテキスト
* @param [in] rc 塗りつぶし対象の矩形
* @param [in] hBrush 塗りつぶしに使うブラシハンドル
*/
inline bool MyFillRect( const HDC hDC, const RECT &rc, const HBRUSH hBrush ) noexcept
{
assert( hDC );
assert( hBrush );
assert( !IS_INTRESOURCE( hBrush ) );

if ( !hDC || IS_INTRESOURCE( hBrush ) ) return false;
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HGDIOBJ hBrushOld = ::SelectObject( hDC, hBrush );
if ( hBrushOld == HGDI_ERROR ) return false;
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int retPatBlt = ::PatBlt( hDC, rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top, PATCOPY );
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::SelectObject( hDC, hBrushOld );

return retPatBlt != 0;
}

/*!
* @brief API関数FillRectの高速版(カラーインデックス用)
*
* @param [in] hDC デバイスコンテキスト
* @param [in] rc 塗りつぶし対象の矩形
* @param [in] sysColor システムカラーのインデックス
*/
inline bool MyFillRect( const HDC hDC, const RECT &rc, const int sysColor ) noexcept
{
assert( hDC );
assert( sysColor );
assert( IS_INTRESOURCE( sysColor ) );
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if ( !hDC || !IS_INTRESOURCE( sysColor ) ) return false;

HBRUSH hBrush = ::GetSysColorBrush( sysColor );
if ( hBrush == NULL ) return false;

bool retMyFillRect = MyFillRect( hDC, rc, hBrush );

return retMyFillRect;
}

/*!
* @brief API関数FillRectの高速版(色指定用)
*
* @param [in] hDC デバイスコンテキスト
* @param [in] rc 塗りつぶし対象の矩形
* @param [in] color 塗りつぶし色
*/
inline bool MyFillRect( const HDC hDC, const RECT &rc, const COLORREF color ) noexcept
{
assert( hDC );

if ( !hDC ) return false;

HBRUSH hBrush = ::CreateSolidBrush( color );
if ( hBrush == NULL ) return false;

bool retMyFillRect = MyFillRect( hDC, rc, hBrush );
::DeleteObject( hBrush );

return retMyFillRect;
}

//! オリジナル値保存クラス
template <class T>
class TOriginalHolder{
Expand Down Expand Up @@ -72,9 +142,6 @@ struct SFONT {
HFONT m_hFont; //!< フォントハンドル
};

// 先行定義
inline bool MyFillRect( const HDC hDC, const RECT &rc, const HBRUSH hBrush ) noexcept;

//! 描画管理
//最新実装:ブラシ
class CGraphics{
Expand Down Expand Up @@ -265,62 +332,5 @@ class CGraphics{
bool m_bDynamicBrush; //m_hbrCurrentを動的に作成した場合はtrue
};

/*!
* @brief API関数FillRectの高速版(ブラシ用)
*
* @param [in] hDC デバイスコンテキスト
* @param [in] rc 塗りつぶし対象の矩形
* @param [in] hBrush 塗りつぶしに使うブラシハンドル
*/
inline bool MyFillRect( const HDC hDC, const RECT &rc, const HBRUSH hBrush ) noexcept
{
assert( hDC );
assert( hBrush );
assert( !IS_INTRESOURCE( hBrush ) );

HGDIOBJ hBrushOld = ::SelectObject( hDC, hBrush );
int retPatBlt = ::PatBlt( hDC, rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top, PATCOPY );
::SelectObject( hDC, hBrushOld );

return retPatBlt != 0;
}

/*!
* @brief API関数FillRectの高速版(カラーインデックス用)
*
* @param [in] hDC デバイスコンテキスト
* @param [in] rc 塗りつぶし対象の矩形
* @param [in] sysColor システムカラーのインデックス
*/
inline bool MyFillRect( const HDC hDC, const RECT &rc, const int sysColor ) noexcept
{
assert( hDC );
assert( sysColor );
assert( IS_INTRESOURCE( sysColor ) );

HBRUSH hBrush = ::GetSysColorBrush( sysColor );
bool retMyFillRect = MyFillRect( hDC, rc, hBrush );

return retMyFillRect;
}

/*!
* @brief API関数FillRectの高速版(色指定用)
*
* @param [in] hDC デバイスコンテキスト
* @param [in] rc 塗りつぶし対象の矩形
* @param [in] color 塗りつぶし色
*/
inline bool MyFillRect( const HDC hDC, const RECT &rc, const COLORREF color ) noexcept
{
assert( hDC );

HBRUSH hBrush = ::CreateSolidBrush( color );
bool retMyFillRect = MyFillRect( hDC, rc, hBrush );
::DeleteObject( hBrush );

return retMyFillRect;
}

#endif /* SAKURA_CGRAPHICS_BA5156BF_99C6_4854_8131_CE8B091A5EFF9_H_ */
/*[EOF]*/