void CHideButton::DrawControl(CDC &dc, CRect rcUpdate)
{
int nWidth = m_rc.Width();
int nHeight = m_rc.Height();
if(!m_bUpdate)
{
UpdateMemDC(dc, nWidth * 5, nHeight);
for(int i = 0; i < 4; i++)
{
m_memDC.BitBlt(i * nWidth, 0, nWidth, nHeight, &dc, m_rc.left ,m_rc.top, SRCCOPY);
}
Color clrText[4] = {m_clrTextNormal, m_clrTextHover, m_clrTextDown, m_clrTextDisable};
Graphics graphics(m_memDC);
BSTR bsFont = m_strFont.AllocSysString();
FontFamily fontFamily(bsFont);
Font font(&fontFamily, (REAL)m_nFontWidth, m_fontStyle, UnitPixel);
graphics.SetTextRenderingHint( TextRenderingHintClearTypeGridFit );
::SysFreeString(bsFont);
// 设置水平和垂直对齐方式
DUI_STRING_ALIGN_DEFINE();
strFormat.SetFormatFlags( StringFormatFlagsNoWrap | StringFormatFlagsMeasureTrailingSpaces);
Size sizeTip = GetTextBounds(font, strFormat, m_strTip);
Size sizeText = GetTextBounds(font, strFormat, m_strTitle);
m_rcText.SetRect(m_rc.left + sizeTip.Width + 10, m_rc.top, m_rc.left + sizeTip.Width + 10 + sizeText.Width, m_rc.top + sizeText.Height);
SolidBrush solidBrushTip(m_clrTip);
for(int i = 0; i < 4; i++)
{
RectF rect((Gdiplus::REAL)(i * nWidth), (Gdiplus::REAL)0, (Gdiplus::REAL)(sizeTip.Width + 10), (Gdiplus::REAL)sizeTip.Height);
BSTR bsTip = m_strTip.AllocSysString();
graphics.DrawString(bsTip, (INT)wcslen(bsTip), &font, rect, &strFormat, &solidBrushTip);
::SysFreeString(bsTip);
if(i > 0)
{
SolidBrush solidBrush(clrText[i - 1]);
RectF rect((Gdiplus::REAL)(sizeTip.Width + 10 + i * nWidth), (Gdiplus::REAL)0, (Gdiplus::REAL)(nWidth - (sizeTip.Width + 10)), (Gdiplus::REAL)sizeText.Height);
BSTR bsTitle = m_strTitle.AllocSysString();
graphics.DrawString(bsTitle, (INT)wcslen(bsTitle), &font, rect, &strFormat, &solidBrush);
::SysFreeString(bsTitle);
}
}
}
dc.BitBlt(m_rc.left,m_rc.top, m_rc.Width(), m_rc.Height(), &m_memDC, m_bShowButton ? (1 + m_enButtonState) * nWidth : 0, 0, SRCCOPY);
}
void CTextButton::DrawControl(CDC &dc, CRect rcUpdate)
{
int nWidth = m_rc.Width();
int nHeight = m_rc.Height();
if(!m_bUpdate)
{
UpdateMemDC(dc, nWidth * 4, nHeight);
for(int i = 0; i < 4; i++)
{
m_memDC.BitBlt(i * nWidth, 0, nWidth, nHeight, &dc, m_rc.left ,m_rc.top, SRCCOPY);
}
Color clrText[4] = {m_clrTextNormal, m_clrTextHover, m_clrTextDown, m_clrTextDisable};
Graphics graphics(m_memDC);
BSTR bsFont = m_strFont.AllocSysString();
FontFamily fontFamily(bsFont);
Font font(&fontFamily, (REAL)m_nFontWidth, m_fontStyle, UnitPixel);
graphics.SetTextRenderingHint( TextRenderingHintClearTypeGridFit );
::SysFreeString(bsFont);
// 设置水平和垂直对齐方式
DUI_STRING_ALIGN_DEFINE();
strFormat.SetFormatFlags( StringFormatFlagsNoWrap | StringFormatFlagsMeasureTrailingSpaces);
Size size = GetTextBounds(font, strFormat, m_strTitle);
CPoint point = GetOriginPoint(nWidth, nHeight, size.Width, size.Height, m_uAlignment, m_uVAlignment);
for(int i = 0; i < 4; i++)
{
SolidBrush solidBrush(clrText[i]);
RectF rect((Gdiplus::REAL)(point.x + i * nWidth), (Gdiplus::REAL)point.y, (Gdiplus::REAL)(nWidth - point.x), (Gdiplus::REAL)size.Height);
BSTR bsTitle = m_strTitle.AllocSysString();
graphics.DrawString(bsTitle, (INT)wcslen(bsTitle), &font, rect, &strFormat, &solidBrush);
::SysFreeString(bsTitle);
}
}
dc.BitBlt(m_rc.left,m_rc.top, m_rc.Width(), m_rc.Height(), &m_memDC, m_enButtonState * nWidth, 0, SRCCOPY);
}
void CDuiSlider::DrawControl(CDC &dc, CRect rcUpdate)
{
int nWidth = m_rc.Width();
int nHeight = m_rc.Height();
if(!m_bUpdate)
{
UpdateMemDC(dc, nWidth, nHeight * 4);
Graphics graphics(m_memDC);
// 画4个状态的内存图片
for(int i = 0; i < 4; i++)
{
// 复制背景
m_memDC.BitBlt(0, i * nHeight, nWidth, nHeight, &dc, m_rc.left ,m_rc.top, SRCCOPY);
int nPosY = i * nHeight;
if(m_pImageForeGround != NULL) // 使用背景和前景图片画进度条
{
if(m_pImageBackGround != NULL) // 画背景
{
DrawImageFrameMID(graphics, m_pImageBackGround, CRect(0, nPosY + m_nThumbTop, nWidth, nPosY + m_nThumbTop + m_nSliderHeight),
0, 0, m_sizeBackGround.cx, m_sizeBackGround.cy,
m_nHeadLength, 0, m_nHeadLength, 0);
}
if(m_nProgress != 0) // 画前景
{
DrawImageFrameMID(graphics, m_pImageForeGround, CRect(0, nPosY + m_nThumbTop, nWidth * m_nProgress / m_nMaxProgress, nPosY + m_nThumbTop + m_nSliderHeight),
0, 0, m_sizeForeGround.cx, m_sizeForeGround.cy,
m_nHeadLength, 0, m_nHeadLength, 0);
}
}else
if(m_pImage != NULL) // 使用单张图片画进度条
{
DrawImageFrame(graphics, m_pImage, CRect(0, nPosY + m_nThumbTop, nWidth, nPosY + m_nThumbTop + m_nSliderHeight),
0, 0, m_sizeImage.cx, m_sizeImage.cy, 2);
if(m_nProgress != 0)
{
DrawImageFrame(graphics, m_pImage, CRect(0, nPosY + m_nThumbTop, nWidth * m_nProgress / m_nMaxProgress, nPosY + m_nThumbTop + m_nSliderHeight),
m_sizeImage.cx, 0, m_sizeImage.cx, m_sizeImage.cy, 2);
}
}
// 画滑块
if(m_pImageThumb != NULL)
{
// 计算滑块的位置
int nPos = (int)__max(m_rc.Width() * m_nProgress / m_nMaxProgress - m_nThumbWidth / 2, 0);
nPos = (int)__min(nPos, m_rc.Width() - m_nThumbWidth);
Rect rect(nPos, nPosY, m_nThumbWidth, m_nThumbHeight);
graphics.DrawImage(m_pImageThumb, rect, i * m_sizeThumb.cx, 0, m_sizeThumb.cx, m_sizeThumb.cy, UnitPixel);
}
// 画进度文字
if(m_bShowText)
{
BSTR bsFont = m_strFont.AllocSysString();
FontFamily fontFamily(bsFont);
Font font(&fontFamily, (REAL)m_nFontWidth, m_fontStyle, UnitPixel);
::SysFreeString(bsFont);
SolidBrush solidBrush(m_clrText);
graphics.SetTextRenderingHint( TextRenderingHintClearTypeGridFit );
// 设置水平和垂直对齐方式
DUI_STRING_ALIGN_DEFINE();
strFormat.SetFormatFlags( StringFormatFlagsNoClip | StringFormatFlagsMeasureTrailingSpaces);
CString strText;
// 只有最大值设置为100情况下才会显示百分号
strText.Format(_T("%s%d%s"), m_strTitle, m_nProgress, (m_nMaxProgress == 100) ? _T("%") : _T(""));
BSTR bsTitle = strText.AllocSysString();
RectF rect((Gdiplus::REAL)(0), (Gdiplus::REAL)nPosY, (Gdiplus::REAL)nWidth, (Gdiplus::REAL)nHeight);
graphics.DrawString(bsTitle, (INT)wcslen(bsTitle), &font, rect, &strFormat, &solidBrush);
::SysFreeString(bsTitle);
}
}
}
dc.BitBlt(m_rc.left,m_rc.top, m_rc.Width(), m_rc.Height(), &m_memDC, 0, m_enButtonState * nHeight, SRCCOPY);
}
// 画控件
void CMenuItem::DrawControl(CDC &dc, CRect rcUpdate)
{
int nWidth = m_rc.Width();
int nHeight = m_rc.Height();
if(!m_bUpdate)
{
int nImageCount = m_bSelect ? 6 : 4;
if(m_bIsSeparator)
{
nImageCount = 1;
}
UpdateMemDC(dc, nWidth * nImageCount, nHeight);
// 刷新图片的大小(因为m_bSelect选项有可能在SetBitmap之后有变化)
if(m_pImage != NULL)
{
if(m_bIsPopup && (m_pImagePopupArrow == NULL))
{
// 弹出菜单的箭头,固定是两个小图片
m_sizeImage.SetSize(m_pImage->GetWidth() / 2, m_pImage->GetHeight());
}else
if(m_bIsSeparator)
{
// 分隔线,只有一个图片
m_sizeImage.SetSize(m_pImage->GetWidth(), m_pImage->GetHeight());
}else
if(m_bSelect)
{
// checkbox或radiobutton,固定为6个小图片
m_sizeImage.SetSize(m_pImage->GetWidth() / 6, m_pImage->GetHeight());
}else
{
// 按照设置的小图片个数计算
m_sizeImage.SetSize(m_pImage->GetWidth() / m_nImagePicCount, m_pImage->GetHeight());
}
}
Graphics graphics(m_memDC);
CRect rcTemp(0, 0, nWidth, nHeight);
for(int i = 0; i < nImageCount; i++)
{
m_memDC.BitBlt(i * nWidth, 0, nWidth, nHeight, &dc, m_rc.left ,m_rc.top, SRCCOPY);
if(enBSHover == i || (enBSDown == i && !m_bSelect) || enBSHoverDown == i)
{
// 画菜单项背景
if(m_pImageHover != NULL)
{
// 使用拉伸模式属性画图
graphics.DrawImage(m_pImageHover, RectF((Gdiplus::REAL)(i * nWidth+m_nFrameWidth), 0, (Gdiplus::REAL)(nWidth-m_nFrameWidth*2), (Gdiplus::REAL)nHeight),
0, 0, (Gdiplus::REAL)m_sizeHover.cx, (Gdiplus::REAL)m_sizeHover.cy, UnitPixel);
}else
{
// 使用颜色填充
SolidBrush brush(m_clrHover);//Color(254, 71, 156, 235));
graphics.FillRectangle(&brush, i * nWidth+m_nFrameWidth, 0, nWidth-m_nFrameWidth*2, nHeight);
}
}
// 画菜单项图片
if(m_pImage != NULL)
{
if(m_bIsSeparator)
{
// 如果是分隔线,则采用平铺方式画图
TextureBrush tileBrush(m_pImage, WrapModeTile);
graphics.FillRectangle(&tileBrush, RectF((Gdiplus::REAL)rcTemp.left, (Gdiplus::REAL)(rcTemp.top + (nHeight - m_sizeImage.cy) / 2), (Gdiplus::REAL)(nWidth-m_nFrameWidth*2), (Gdiplus::REAL)m_sizeImage.cy));
}else
if(m_bIsPopup && (m_pImagePopupArrow == NULL))
{
// 如果是弹出菜单,并且没有设置菜单的箭头图片,则用菜单图片作为右侧的箭头图片
graphics.DrawImage(m_pImage, Rect(rcTemp.right - m_sizeImage.cx - 6, rcTemp.top + (nHeight - m_sizeImage.cy) / 2, m_sizeImage.cx, m_sizeImage.cy),
(i % 2) * m_sizeImage.cx, 0, m_sizeImage.cx, m_sizeImage.cy, UnitPixel);
}else
if(m_bSelect)
{
// checkbox或radiobutton
graphics.DrawImage(m_pImage, Rect(rcTemp.left + (m_nLeft - m_sizeImage.cx) / 2, rcTemp.top + (nHeight - m_sizeImage.cy) / 2, m_sizeImage.cx, m_sizeImage.cy),
i * m_sizeImage.cx, 0, m_sizeImage.cx, m_sizeImage.cy, UnitPixel);
}else
{
// 普通菜单项的图片,如果小图片个数不足,则使用第一个小图片
graphics.DrawImage(m_pImage, Rect(rcTemp.left + (m_nLeft - m_sizeImage.cx) / 2, rcTemp.top + (nHeight - m_sizeImage.cy) / 2, m_sizeImage.cx, m_sizeImage.cy),
((m_nImagePicCount-1 < i) ? 0 : i) * m_sizeImage.cx, 0, m_sizeImage.cx, m_sizeImage.cy, UnitPixel);
}
}
// 如果是弹出菜单,并且设置了菜单的箭头图片,则画右侧的箭头图片
if(m_bIsPopup && (m_pImagePopupArrow != NULL))
{
graphics.DrawImage(m_pImagePopupArrow, Rect(rcTemp.right - m_sizePopupArrow.cx - 6, rcTemp.top + (nHeight - m_sizePopupArrow.cy) / 2, m_sizePopupArrow.cx, m_sizePopupArrow.cy),
(i % 2) * m_sizePopupArrow.cx, 0, m_sizePopupArrow.cx, m_sizePopupArrow.cy, UnitPixel);
}
rcTemp.OffsetRect(nWidth, 0);
}
// 画菜单项文字
if(!m_strTitle.IsEmpty())
{
m_memDC.SetBkMode(TRANSPARENT);
rcTemp.SetRect(0, 0, nWidth, nHeight);
BSTR bsFont = m_strFont.AllocSysString();
FontFamily fontFamily(bsFont);
Font font(&fontFamily, (REAL)m_nFontWidth, m_fontStyle, UnitPixel);
graphics.SetTextRenderingHint( TextRenderingHintClearTypeGridFit );
::SysFreeString(bsFont);
// 设置菜单文字的水平和垂直对齐方式,默认是水平方向左对齐,垂直方向中间对齐
DUI_STRING_ALIGN_DEFINE();
strFormat.SetFormatFlags( StringFormatFlagsNoWrap | StringFormatFlagsMeasureTrailingSpaces);
for(int i = 0; i < nImageCount; i++)
{
SolidBrush solidBrush(enBSDisable == i ? Color(254, 128, 128, 128) : (enBSHover == i || (enBSDown == i && !m_bSelect) || enBSHoverDown == i ? Color(254, 255, 255, 255) : Color(254, 56, 56, 56)));
RectF rect((Gdiplus::REAL)(m_nLeft + i * nWidth), (Gdiplus::REAL)0, (Gdiplus::REAL)(nWidth - m_nLeft), (Gdiplus::REAL)nHeight);
BSTR bsTitle = m_strTitle.AllocSysString();
graphics.DrawString(bsTitle, (INT)wcslen(bsTitle), &font, rect, &strFormat, &solidBrush);
::SysFreeString(bsTitle);
}
}
}
dc.BitBlt(m_rc.left,m_rc.top, m_rc.Width(), m_rc.Height(), &m_memDC, m_enButtonState * nWidth, 0, SRCCOPY);
}
void CDuiGridCtrl::DrawControl(CDC &dc, CRect rcUpdate)
{
// 列表画图方法:
// 1.列表的虚拟高度为每一行高度*行数
// 2.列表显示的top坐标由scroll控件记录
// 3.重画时候,根据top坐标位置计算出显示的第一行的序号,根据显示高度计算出显示的最后一行的序号
// 4.根据计算出的显示的行,画相应的内容到内存dc中
// 5.计算出显示的top坐标进行内存dc的拷贝
int nTotalColumnWidth = GetTotalColumnWidth(); // 总的列宽度
int nViewWidth = m_rc.Width() - m_nScrollWidth; // 减去滚动条的显示区域宽度
CDuiScrollHorizontal* pScrollH = (CDuiScrollHorizontal*)m_pControScrollH;
int nCurPosH = pScrollH->GetScrollCurrentPos(); // 当前left位置
int nMaxRangeH = pScrollH->GetScrollMaxRange();
int nContentWidth = (nTotalColumnWidth > nViewWidth) ? nTotalColumnWidth : nViewWidth; // 内容部分的宽度(如果总的列宽小于显示区域宽度,则使用显示区域宽度)
m_nVirtualLeft = (nMaxRangeH > 0) ? (int)((double)nCurPosH*(nContentWidth-nViewWidth)/nMaxRangeH) : 0; // 当前滚动条位置对应的虚拟的left位置
int nHeightAll = m_vecRowInfo.size()*m_nRowHeight; // 总的虚拟高度 //m_rc.Height();
CDuiScrollVertical* pScrollV = (CDuiScrollVertical*)m_pControScrollV;
int nCurPosV = pScrollV->GetScrollCurrentPos(); // 当前top位置
int nMaxRangeV = pScrollV->GetScrollMaxRange();
m_nVirtualTop = (nMaxRangeV > 0) ? (int)((double)nCurPosV*(nHeightAll-m_rc.Height())/nMaxRangeV) : 0; // 当前滚动条位置对应的虚拟的top位置
if(m_nVirtualTop < 0)
{
m_nVirtualTop = 0;
pScrollV->SetScrollCurrentPos(0);
}
m_nFirstViewRow = m_nVirtualTop / m_nRowHeight; // 显示的第一行序号
m_nLastViewRow = (m_nVirtualTop + m_rc.Height() - m_nHeaderHeight) / m_nRowHeight; // 显示的最后一行序号
if(m_nLastViewRow >= (int)m_vecRowInfo.size())
{
m_nLastViewRow = m_vecRowInfo.size() - 1;
}
if(m_nLastViewRow < 0)
{
m_nLastViewRow = 0;
}
int nHeightView = (m_nLastViewRow - m_nFirstViewRow +1) * m_nRowHeight; // 显示涉及到的虚拟高度
int nYViewPos = m_nVirtualTop - (m_nFirstViewRow * m_nRowHeight); // 内存dc显示到屏幕时候的top位置
if(nYViewPos < 0)
{
nYViewPos = 0;
}
if(!m_bUpdate)
{
UpdateMemDC(dc, nTotalColumnWidth, nHeightView);
Graphics graphics(m_memDC);
m_memDC.BitBlt(m_nVirtualLeft, 0, nViewWidth, nHeightView, &dc, m_rc.left, m_rc.top, WHITENESS); // 画白色背景
DrawVerticalTransition(m_memDC, dc, CRect(m_nVirtualLeft, nYViewPos, nViewWidth+m_nVirtualLeft, m_rc.Height()+nYViewPos-m_nHeaderHeight), // 背景透明度
m_rc, m_nBkTransparent, m_nBkTransparent);
BSTR bsFontTitle = m_strFontTitle.AllocSysString();
FontFamily fontFamilyTitle(bsFontTitle);
Font fontTitle(&fontFamilyTitle, (REAL)m_nFontTitleWidth, m_fontTitleStyle, UnitPixel);
::SysFreeString(bsFontTitle);
BSTR bsFont = m_strFont.AllocSysString();
FontFamily fontFamily(bsFont);
Font font(&fontFamily, (REAL)m_nFontWidth, m_fontStyle, UnitPixel);
::SysFreeString(bsFont);
SolidBrush solidBrush(m_clrText); // 正常文字画刷
SolidBrush solidBrushH(m_clrTextHover); // 热点文字画刷
SolidBrush solidBrushD(m_clrTextDown); // 当前行画刷
SolidBrush solidBrushT(m_clrTitle); // 标题文字画刷
SolidBrush solidBrushS(m_clrSeperator); // 分割线画刷
graphics.SetTextRenderingHint( TextRenderingHintClearTypeGridFit );
// 设置普通文字的水平和垂直对齐方式
DUI_STRING_ALIGN_DEFINE();
strFormat.SetTrimming(StringTrimmingEllipsisWord); // 以单词为单位去尾,略去部分使用省略号
//strFormat.SetFormatFlags( StringFormatFlagsNoClip | StringFormatFlagsMeasureTrailingSpaces);
if(!m_bTextWrap)
{
strFormat.SetFormatFlags(StringFormatFlagsNoWrap | StringFormatFlagsMeasureTrailingSpaces); // 不换行
}
// 标题字段采用中间对齐
StringFormat strFormatHeader;
strFormatHeader.SetAlignment(StringAlignmentCenter); // 中间对齐
strFormatHeader.SetLineAlignment(StringAlignmentCenter); // 中间对齐
if(!m_bTextWrap)
{
strFormatHeader.SetFormatFlags(StringFormatFlagsNoWrap | StringFormatFlagsMeasureTrailingSpaces); // 不换行
}
// 画标题行
if((m_nHeaderHeight > 0) && (m_vecColumnInfo.size() > 0))
{
// 画单元格内容
int nPosItemX = 0;
for(size_t j = 0; j < m_vecColumnInfo.size(); j++)
{
GridColumnInfo &columnInfo = m_vecColumnInfo.at(j);
int nWidth = columnInfo.nWidth;
if(j == 0)
{
nWidth += m_nLeftPos;
}
RectF rect((Gdiplus::REAL)nPosItemX, 0, (Gdiplus::REAL)nWidth, (Gdiplus::REAL)(m_nHeaderHeight-1));
// 画列标题
CString strTitle = columnInfo.strTitle;
BSTR bsTitle = strTitle.AllocSysString();
graphics.DrawString(bsTitle, (INT)wcslen(bsTitle), &font, rect, &strFormatHeader, &solidBrushT);
::SysFreeString(bsTitle);
nPosItemX += nWidth;
}
}
if(m_vecRowInfo.size() > 0)
{
for(int i = m_nFirstViewRow; i <= m_nLastViewRow && i < (int)m_vecRowInfo.size(); i++)
{
GridRowInfo &rowInfo = m_vecRowInfo.at(i);
SolidBrush solidBrushRow(rowInfo.clrText); // 行定义的颜色
int nXPos = 0;
int nVI = i - m_nFirstViewRow;
// 鼠标移动到行时候显示的背景颜色(如果设置为全0,则不显示行背景颜色)
if((m_nHoverRow == i) && (m_clrRowHover.GetValue() != Color(0, 0, 0, 0).GetValue()))
{
SolidBrush brush(m_clrRowHover);
graphics.FillRectangle(&brush, 0, m_nHeaderHeight + nVI*m_nRowHeight, nContentWidth, m_nRowHeight);
}
// 画检查框
int nCheckImgY = 3;
if((m_sizeCheckBox.cy*2 > m_nRowHeight) || (m_uVAlignment == VAlign_Middle))
{
nCheckImgY = (m_nRowHeight - m_sizeCheckBox.cy) / 2 + 1;
}
if((rowInfo.nCheck != -1) && (m_pImageCheckBox != NULL))
{
int nCheckImageIndex = ((m_nHoverRow == i) ? ((rowInfo.nCheck==1) ? 4 : 1) : ((rowInfo.nCheck==1) ? 2 : 0));
graphics.DrawImage(m_pImageCheckBox, Rect(nXPos, m_nHeaderHeight + nVI*m_nRowHeight + nCheckImgY, m_sizeCheckBox.cx, m_sizeCheckBox.cy),
nCheckImageIndex * m_sizeCheckBox.cx, 0, m_sizeCheckBox.cx, m_sizeCheckBox.cy, UnitPixel);
rowInfo.rcCheck.SetRect(nXPos, i*m_nRowHeight + nCheckImgY, nXPos + m_sizeCheckBox.cx, i*m_nRowHeight + nCheckImgY + m_sizeCheckBox.cy);
nXPos += (m_sizeCheckBox.cx + 3);
}
// 画行左边图片
int nImgY = 3;
if(rowInfo.pImage != NULL)
{
if((rowInfo.sizeImage.cy*2 > m_nRowHeight) || (m_uVAlignment == VAlign_Middle))
{
nImgY = (m_nRowHeight - rowInfo.sizeImage.cy) / 2 + 1;
}
// 使用行数据指定的图片
graphics.DrawImage(rowInfo.pImage, Rect(nXPos, m_nHeaderHeight + nVI*m_nRowHeight + nImgY, rowInfo.sizeImage.cx, rowInfo.sizeImage.cy),
0, 0, rowInfo.sizeImage.cx, rowInfo.sizeImage.cy, UnitPixel);
nXPos += (rowInfo.sizeImage.cx + 3);
}else
if((rowInfo.nImageIndex != -1) && (m_pImage != NULL))
{
if((m_sizeImage.cy*2 > m_nRowHeight) || (m_uVAlignment == VAlign_Middle))
{
nImgY = (m_nRowHeight - m_sizeImage.cy) / 2 + 1;
}
// 使用索引图片
graphics.DrawImage(m_pImage, Rect(nXPos, m_nHeaderHeight + nVI*m_nRowHeight + nImgY, m_sizeImage.cx, m_sizeImage.cy),
rowInfo.nImageIndex*m_sizeImage.cx, 0, m_sizeImage.cx, m_sizeImage.cy, UnitPixel);
nXPos += (m_sizeImage.cx + 3);
}
// 画行右边图片
int nRightImageWidth = 0;
nImgY = 3;
if(rowInfo.pRightImage != NULL)
{
if((rowInfo.sizeRightImage.cy*2 > m_nRowHeight) || (m_uVAlignment == VAlign_Middle))
{
nImgY = (m_nRowHeight - rowInfo.sizeRightImage.cy) / 2 + 1;
}
// 使用行数据指定的图片
graphics.DrawImage(rowInfo.pRightImage, Rect(nContentWidth-rowInfo.sizeRightImage.cx-1, m_nHeaderHeight + nVI*m_nRowHeight + nImgY, rowInfo.sizeRightImage.cx, rowInfo.sizeRightImage.cy),
0, 0, rowInfo.sizeRightImage.cx, rowInfo.sizeRightImage.cy, UnitPixel);
nRightImageWidth = rowInfo.sizeRightImage.cx + 1;
}else
if((rowInfo.nRightImageIndex != -1) && (m_pImage != NULL))
{
if((m_sizeImage.cy*2 > m_nRowHeight) || (m_uVAlignment == VAlign_Middle))
{
nImgY = (m_nRowHeight - m_sizeImage.cy) / 2 + 1;
}
// 使用索引图片
graphics.DrawImage(m_pImage, Rect(nContentWidth-m_sizeImage.cx-1, m_nHeaderHeight + nVI*m_nRowHeight + nImgY, m_sizeImage.cx, m_sizeImage.cy),
rowInfo.nRightImageIndex*m_sizeImage.cx, 0, m_sizeImage.cx, m_sizeImage.cy, UnitPixel);
nRightImageWidth = m_sizeImage.cx + 1;
}
// 画单元格内容
int nPosItemX = (m_nLeftPos != 0) ? m_nLeftPos : nXPos;
for(size_t j = 0; j < rowInfo.vecItemInfo.size(); j++)
{
GridColumnInfo &columnInfo = m_vecColumnInfo.at(j);
GridItemInfo &itemInfo = rowInfo.vecItemInfo.at(j);
BOOL bSingleLine = (itemInfo.strContent.IsEmpty() || !itemInfo.strLink.IsEmpty());
RectF rect((Gdiplus::REAL)nPosItemX,
(Gdiplus::REAL)(m_nHeaderHeight + nVI*m_nRowHeight + 1),
(Gdiplus::REAL)((j == 0) ? (itemInfo.rcItem.Width() - nPosItemX): itemInfo.rcItem.Width()),
(Gdiplus::REAL)(bSingleLine ? (m_nRowHeight - 2) : (m_nRowHeight / 2 - 2)));
if((int)(rect.GetRight()) > nContentWidth)
{
// 最后一列需要减去滚动条宽度
rect.Width -= m_nScrollWidth;
}
// 画单元格图片
int nItemImageX = 0;
int nImgY = 3;
if(itemInfo.pImage != NULL)
{
if((itemInfo.sizeImage.cy*2 > m_nRowHeight) || (m_uVAlignment == VAlign_Middle))
{
nImgY = (m_nRowHeight - rowInfo.sizeImage.cy) / 2 + 1;
}
// 使用单元格指定的图片
graphics.DrawImage(itemInfo.pImage, Rect(nPosItemX+nItemImageX, m_nHeaderHeight + nVI*m_nRowHeight + nImgY, itemInfo.sizeImage.cx, itemInfo.sizeImage.cy),
0, 0, itemInfo.sizeImage.cx, itemInfo.sizeImage.cy, UnitPixel);
nItemImageX += (itemInfo.sizeImage.cx + 3);
}else
if((itemInfo.nImageIndex != -1) && (m_pImage != NULL))
{
if((m_sizeImage.cy*2 > m_nRowHeight) || (m_uVAlignment == VAlign_Middle))
{
nImgY = (m_nRowHeight - m_sizeImage.cy) / 2 + 1;
}
// 使用索引图片
graphics.DrawImage(m_pImage, Rect(nPosItemX+nItemImageX, m_nHeaderHeight + nVI*m_nRowHeight + nImgY, m_sizeImage.cx, m_sizeImage.cy),
itemInfo.nImageIndex*m_sizeImage.cx, 0, m_sizeImage.cx, m_sizeImage.cy, UnitPixel);
nItemImageX += (m_sizeImage.cx + 3);
}
rect.Offset((Gdiplus::REAL)nItemImageX, 0);
rect.Width -= (Gdiplus::REAL)nItemImageX;
// 画单元格标题或链接内容
SolidBrush solidBrushItem(m_clrText);
if((m_nHoverRow == i) && (m_clrTextHover.GetValue() != Color(0, 0, 0, 0).GetValue())) // 设置了鼠标移动颜色,则使用
{
solidBrushItem.SetColor(m_clrTextHover);
}else
if((m_nDownRow == i) && (m_clrTextDown.GetValue() != Color(0, 0, 0, 0).GetValue())) // 设置了鼠标按下颜色,则使用
{
solidBrushItem.SetColor(m_clrTextDown);
}else
if(itemInfo.clrText.GetValue() != Color(0, 0, 0, 0).GetValue()) // 设置了单元格颜色,则使用
{
solidBrushItem.SetColor(itemInfo.clrText);
}else
if(rowInfo.bRowColor) // 设置了行颜色,则使用
{
solidBrushItem.SetColor(rowInfo.clrText);
}
CString strItemTitle = itemInfo.strTitle;
// 计算是否需要显示tip
itemInfo.bNeedTitleTip = rect.Width < GetTextBounds(font, strItemTitle).Width;
itemInfo.bNeedContentTip = rect.Width < GetTextBounds(font, itemInfo.strContent).Width;
if(!itemInfo.strLink.IsEmpty())
{
strItemTitle = itemInfo.strLink;
if((m_nHoverRow == i) && (rowInfo.nHoverItem == j))
{
solidBrushItem.SetColor(m_clrTextHover);
}else
{
solidBrushItem.SetColor((itemInfo.clrText.GetValue() != Color(0, 0, 0, 0).GetValue()) ? itemInfo.clrText : m_clrText);
}
}
// 设置单元格文字对齐方式,使用列的对齐方式
StringFormat strFormatColumn;
UINT uAlignment = m_uAlignment;
if(columnInfo.uAlignment != 0xFFFFUL)
{
uAlignment = columnInfo.uAlignment;
}
if(uAlignment == Align_Left)
{
strFormatColumn.SetAlignment(StringAlignmentNear);
}else
if(uAlignment == Align_Center)
{
strFormatColumn.SetAlignment(StringAlignmentCenter);
}else
if(uAlignment == Align_Right)
{
strFormatColumn.SetAlignment(StringAlignmentFar);
}
UINT uVAlignment = m_uVAlignment;
if(columnInfo.uVAlignment != 0xFFFFUL)
{
uVAlignment = columnInfo.uVAlignment;
}
if(uVAlignment == VAlign_Top)
{
strFormatColumn.SetLineAlignment(StringAlignmentNear);
}else
if(uVAlignment == VAlign_Middle)
{
strFormatColumn.SetLineAlignment(StringAlignmentCenter);
}else
if(uVAlignment == VAlign_Bottom)
{
strFormatColumn.SetLineAlignment(StringAlignmentFar);
}
if(!m_bTextWrap)
{
strFormatColumn.SetFormatFlags(StringFormatFlagsNoWrap | StringFormatFlagsMeasureTrailingSpaces); // 不换行
}
// 根据bUseTitleFont决定用标题字体还是普通字体
BSTR bsItemTitle = strItemTitle.AllocSysString();
graphics.DrawString(bsItemTitle, (INT)wcslen(bsItemTitle),
itemInfo.bUseTitleFont ? &fontTitle : &font, rect, &strFormatColumn, itemInfo.bUseTitleFont ? &solidBrushT : &solidBrushItem);
::SysFreeString(bsItemTitle);
// 画单元格内容
if(!bSingleLine)
{
rect.Offset(0, (Gdiplus::REAL)m_nRowHeight / 2 + 2);
rect.Height = (Gdiplus::REAL)m_nRowHeight / 2 - 4;
BSTR bsItemContent = itemInfo.strContent.AllocSysString();
graphics.DrawString(bsItemContent, (INT)wcslen(bsItemContent), &font, rect, &strFormatColumn, &solidBrushItem);
::SysFreeString(bsItemContent);
}
// 设置单元格子控件的位置
for(size_t k = 0; k < itemInfo.vecControl.size(); k++)
{
CControlBase* pControl = itemInfo.vecControl.at(k);
if(pControl)
{
CRect rcParent = CRect(nPosItemX, m_nHeaderHeight + nVI*m_nRowHeight + 1,
(int)(rect.X+rect.Width), (nVI+1)*m_nRowHeight - 1);
if((int)(rect.GetRight()) > nContentWidth)
{
// 最后一列需要减去滚动条宽度
rcParent.right -= m_nScrollWidth;
}
rcParent.OffsetRect(m_rc.left - m_nVirtualLeft, m_rc.top - (nYViewPos + m_nHeaderHeight));
pControl->SetPositionWithParent(rcParent);
CRect rcControl = pControl->GetRect();
// 只有当前在显示范围内的控件设置为可见
if( (rcControl.top < m_rc.top) || (rcControl.bottom > m_rc.bottom) ||
(rcControl.left < m_rc.left) || (rcControl.right > m_rc.right) )
{
pControl->SetVisible(FALSE);
}else
{
pControl->SetVisible(TRUE);
}
}
}
if(j == 0)
{
// 为了使第二列开始是对齐的,所以第二列开始位置按照第一列的宽度计算
nPosItemX = itemInfo.rcItem.right;
}else
{
nPosItemX += itemInfo.rcItem.Width();
}
}
// 画分隔线(采用拉伸模式)
if(m_pImageSeperator != NULL)
{
// 使用拉伸模式画图
graphics.DrawImage(m_pImageSeperator, RectF(0, (Gdiplus::REAL)(m_nHeaderHeight + (nVI+1)*m_nRowHeight), (Gdiplus::REAL)(nContentWidth-2), (Gdiplus::REAL)m_sizeSeperator.cy),
0, 0, (Gdiplus::REAL)m_sizeSeperator.cx, (Gdiplus::REAL)m_sizeSeperator.cy, UnitPixel);
}else
if(m_clrSeperator.GetValue() != Color(0, 0, 0, 0).GetValue())
{
// 未指定图片,并且分隔线显色不是全0,则画矩形
graphics.FillRectangle(&solidBrushS, 0, m_nHeaderHeight + (nVI+1)*m_nRowHeight, nContentWidth-2, 1);
}
}
// 把不在显示范围内的单元格的控件都设置为不可见
for(int i = 0; i < (int)m_vecRowInfo.size(); i++)
{
if((i < m_nFirstViewRow) || (i > m_nLastViewRow))
{
GridRowInfo &rowInfo = m_vecRowInfo.at(i);
for(size_t j = 0; j < rowInfo.vecItemInfo.size(); j++)
{
GridItemInfo &itemInfo = rowInfo.vecItemInfo.at(j);
for(size_t k = 0; k < itemInfo.vecControl.size(); k++)
{
CControlBase* pControl = itemInfo.vecControl.at(k);
if(pControl)
{
pControl->SetVisible(FALSE);
}
}
}
}
}
}
}
// 输出到界面DC,使用与的方式合并背景
// 标题行输出
if(m_nHeaderHeight > 0)
{
dc.BitBlt(m_rc.left,m_rc.top, nViewWidth, m_nHeaderHeight, &m_memDC, m_nVirtualLeft, 0, SRCCOPY);//SRCAND);
}
// 内容部分输出
int nContentHeight = m_rc.Height() - m_nHeaderHeight;
if(nTotalColumnWidth > m_rc.Width())
{
nContentHeight -= m_nScrollWidth;
}
dc.BitBlt(m_rc.left,m_rc.top + m_nHeaderHeight, nViewWidth, nContentHeight, &m_memDC, m_nVirtualLeft, nYViewPos + m_nHeaderHeight, SRCCOPY);//SRCAND);
}
void CDuiText::DrawControl(CDC &dc, CRect rcUpdate)
{
int nWidth = m_rc.Width();
int nHeight = m_rc.Height();
// 计算显示位置
CDuiScrollVertical* pScrollV = (CDuiScrollVertical*)m_pControScrollV;
int nCurPos = pScrollV->GetScrollCurrentPos(); // 当前top位置
int nMaxRange = pScrollV->GetScrollMaxRange();
int nVirtualTop = 0; // 当前显示的是虚拟图片中什么位置开始的图片
m_nVirtualHeight = GetVirtualHeight();
if(m_nVirtualHeight > m_rc.Height())
{
nVirtualTop = (nMaxRange > 0) ? nCurPos*(m_nVirtualHeight-m_rc.Height())/nMaxRange : 0;
}else
{
nVirtualTop = 0;
}
if(!m_bUpdate)
{
UpdateMemDC(dc, nWidth, m_nVirtualHeight);
Graphics graphics(m_memDC);
if(m_bBack)
{
SolidBrush brush(m_clrBack);
graphics.FillRectangle(&brush, 0, 0, nWidth, nHeight);
}
else
{
//m_memDC.BitBlt(0, 0, nWidth, nHeight, &dc, m_rc.left ,m_rc.top, SRCCOPY);
m_memDC.BitBlt(0, 0, nWidth, nHeight, &dc, m_rc.left ,m_rc.top, WHITENESS); // 画白色背景
DrawVerticalTransition(m_memDC, dc, CRect(0, 0+nVirtualTop, nWidth, nHeight+nVirtualTop), // 背景透明度
m_rc, m_nBkTransparent, m_nBkTransparent);
}
BSTR bsFont = m_strFont.AllocSysString();
FontFamily fontFamily(bsFont);
Font font(&fontFamily, (REAL)m_nFontWidth, m_fontStyle, UnitPixel);
::SysFreeString(bsFont);
SolidBrush solidBrush(m_clrText);
graphics.SetTextRenderingHint( TextRenderingHintClearTypeGridFit );
// 设置水平和垂直对齐方式
DUI_STRING_ALIGN_DEFINE();
//strFormat.SetFormatFlags( StringFormatFlagsNoWrap | StringFormatFlagsMeasureTrailingSpaces);
strFormat.SetFormatFlags( StringFormatFlagsNoClip | StringFormatFlagsMeasureTrailingSpaces);
//strFormat.SetTrimming(StringTrimmingEllipsisWord); // 以单词为单位去尾,略去部分使用省略号
int nXPos = 0;
if(m_pImage != NULL)
{
graphics.DrawImage(m_pImage, Rect(0, (nHeight - m_sizeImage.cy) / 2, m_sizeImage.cx, m_sizeImage.cy),
0, 0, m_sizeImage.cx, m_sizeImage.cy, UnitPixel);
nXPos += m_sizeImage.cx + 5;
}
Size size = GetTextBounds(font, strFormat, nWidth, m_strTitle);
int nStart = m_strTitle.Find(m_strMark, m_nStart);
if(m_strMark.IsEmpty() || (nStart == -1))
{
int nTextWidth = nWidth - nXPos;
if(m_bScrollV)
{
nTextWidth -= m_nScrollWidth;
}
// 先画阴影
if(m_bEnableShadow)
{
RectF rectShadow((Gdiplus::REAL)(nXPos + 1), (Gdiplus::REAL)1, (Gdiplus::REAL)nTextWidth, (Gdiplus::REAL)max(size.Height, nHeight));
SolidBrush solidBrushS(m_clrTextShadow);
BSTR bsTitle = m_strTitle.AllocSysString();
graphics.DrawString(bsTitle, (INT)wcslen(bsTitle), &font, rectShadow, &strFormat, &solidBrushS);
::SysFreeString(bsTitle);
}
// 再画正常的文字
RectF rect((Gdiplus::REAL)(nXPos), (Gdiplus::REAL)0, (Gdiplus::REAL)nTextWidth, (Gdiplus::REAL)(max(size.Height, nHeight)));
if((m_enButtonState == enBSHover) && m_bEnableHover)
{
SolidBrush solidBrushH(m_clrTextHover);
BSTR bsTitle = m_strTitle.AllocSysString();
graphics.DrawString(bsTitle, (INT)wcslen(bsTitle), &font, rect, &strFormat, &solidBrushH);
::SysFreeString(bsTitle);
}else
{
BSTR bsTitle = m_strTitle.AllocSysString();
graphics.DrawString(bsTitle, (INT)wcslen(bsTitle), &font, rect, &strFormat, &solidBrush);
::SysFreeString(bsTitle);
}
}
else
{
SolidBrush solidBrushM(m_clrMark);
SolidBrush solidBrushS(m_clrTextShadow);
CString srtL = m_strTitle.Left(nStart);
CString srtR = m_strTitle.Right(m_strTitle.GetLength() - m_strMark.GetLength() - nStart);
Size sizeL = GetTextBounds(font, strFormat, srtL);
Size sizeM = GetTextBounds(font, strFormat, m_strMark);
Size sizeR = GetTextBounds(font, strFormat, srtR);
if(m_bEnableShadow)
{
BSTR bsL = srtL.AllocSysString();
graphics.DrawString(bsL, (INT)wcslen(bsL), &font,
PointF((Gdiplus::REAL)(nXPos + 1), (Gdiplus::REAL)1), &strFormat, &solidBrushS);
::SysFreeString(bsL);
BSTR bsMark = m_strMark.AllocSysString();
graphics.DrawString(bsMark, (INT)wcslen(bsMark), &font,
PointF((Gdiplus::REAL)(nXPos + sizeL.Width + 2 + 1), (Gdiplus::REAL)1), &strFormat, &solidBrushS);
::SysFreeString(bsMark);
}
BSTR bsL = srtL.AllocSysString();
graphics.DrawString(bsL, (INT)wcslen(bsL), &font,
PointF((Gdiplus::REAL)(nXPos), (Gdiplus::REAL)0), &strFormat, &solidBrush);
::SysFreeString(bsL);
BSTR bsMark = m_strMark.AllocSysString();
graphics.DrawString(bsMark, (INT)wcslen(bsMark), &font,
PointF((Gdiplus::REAL)(nXPos + sizeL.Width + 2), (Gdiplus::REAL)0), &strFormat, &solidBrushM);
::SysFreeString(bsMark);
if(m_bEnableShadow)
{
RectF rect((Gdiplus::REAL)(nXPos + sizeL.Width + sizeM.Width + 4 + 1), (Gdiplus::REAL)(1), (Gdiplus::REAL)(nWidth - (nXPos + sizeL.Width + sizeM.Width + 4)), (Gdiplus::REAL)nHeight);
BSTR bsR = srtR.AllocSysString();
graphics.DrawString(bsR, (INT)wcslen(bsR), &font,
PointF((Gdiplus::REAL)(nXPos + sizeL.Width + sizeM.Width + 4), (Gdiplus::REAL)0), &strFormat, &solidBrushS);
::SysFreeString(bsR);
}
//RectF rect(nXPos + point.x + sizeL.Width + sizeM.Width + 4, point.y, nWidth - (nXPos + sizeL.Width + sizeM.Width + 4 + point.x), size.Height);
RectF rect((Gdiplus::REAL)(nXPos + sizeL.Width + sizeM.Width + 4), (Gdiplus::REAL)0, (Gdiplus::REAL)(nWidth - (nXPos + sizeL.Width + sizeM.Width + 4)), (Gdiplus::REAL)nHeight);
BSTR bsR = srtR.AllocSysString();
graphics.DrawString(bsR, (INT)wcslen(bsR), &font,
PointF((Gdiplus::REAL)(nXPos + sizeL.Width + sizeM.Width + 4), (Gdiplus::REAL)0), &strFormat, &solidBrush);
::SysFreeString(bsR);
}
}
dc.BitBlt(m_rc.left,m_rc.top, m_rc.Width(), m_rc.Height(), &m_memDC, 0, nVirtualTop, SRCCOPY);
}
// 画控件
void CDuiTabCtrl::DrawControl(CDC &dc, CRect rcUpdate)
{
int nWidth = m_rc.Width();
//int nHeight = m_rc.Height(); // 纵向内存DC的高度是整个tabctrl的高度,不只是页签部分高度
int nTabHeight = m_nTabCtrlHeight; // 纵向内存DC高度改为tabctrl部分高度
if(!m_bUpdate)
{
// 创建内存DC,纵向分为6层:
// 1.tab页签图片-原图
// 2.tab页签图片-鼠标热点
// 3.tab页签图片-鼠标按下
// 4,5,6层是上面3层的备份
UpdateMemDC(dc, nWidth, nTabHeight * 3 * 2);
Graphics graphics(m_memDC);
BSTR bsFont = m_strFont.AllocSysString();
FontFamily fontFamily(bsFont);
Font font(&fontFamily, (REAL)m_nFontWidth, m_fontStyle, UnitPixel);
::SysFreeString(bsFont);
//SolidBrush solidBrush(m_clrText); // 正常文字画刷
graphics.SetTextRenderingHint( TextRenderingHintClearTypeGridFit );
// 设置tab页签文字的水平和垂直对齐方式
DUI_STRING_ALIGN_DEFINE();
strFormat.SetFormatFlags( StringFormatFlagsNoWrap | StringFormatFlagsMeasureTrailingSpaces);
// 画内存DC的3个层的内容
for(int i = 0; i < 3; i++)
{
// 将背景内容拷贝到内存DC
m_memDC.BitBlt(0, i * nTabHeight, nWidth, nTabHeight, &dc, m_rc.left, m_rc.top, SRCCOPY);
// 画tab页签
int nXPos = m_nTabLeftPading;
int nYPos = i * nTabHeight;
for(size_t j = 0; j < m_vecItemInfo.size(); j++)
{
TabItemInfo &itemInfo = m_vecItemInfo.at(j);
if(!itemInfo.bVisible)
{
continue;
}
// 图片位置(根据对齐方式进行计算)
CPoint point = GetOriginPoint(m_nTabItemWidth, m_nTabCtrlHeight, itemInfo.sizeImage.cx, itemInfo.sizeImage.cy,
GetGDIAlignment(m_uAlignment), GetGDIVAlignment(m_uVAlignment));
// 如果有图片和文字,则图片的垂直对齐按照上对齐方式
if(!itemInfo.strText.IsEmpty())
{
point.y = 0;
}
// 画tab页签底图
if(itemInfo.pImage != NULL) // 如果页签设置了图片,则使用tab页签指定的图片
{
int nImageIndex = i;
if(itemInfo.nImageCount == 1)
{
nImageIndex = 0;
}
graphics.DrawImage(itemInfo.pImage, Rect(nXPos + point.x, nYPos + point.y, itemInfo.sizeImage.cx, itemInfo.sizeImage.cy),
itemInfo.sizeImage.cx * nImageIndex, 0, itemInfo.sizeImage.cx, itemInfo.sizeImage.cy, UnitPixel);
}else
if((m_pImage != NULL) && (itemInfo.nImageIndex != -1)) // 如果设置了页签图片索引,使用tabctrl图片的索引图片
{
if(m_enTabImageMode == enTIMNormal) // 普通模式
{
graphics.DrawImage(m_pImage, Rect(nXPos + point.x, nYPos + point.y, itemInfo.sizeImage.cx, itemInfo.sizeImage.cy),
itemInfo.sizeImage.cx * itemInfo.nImageIndex, 0, itemInfo.sizeImage.cx, itemInfo.sizeImage.cy, UnitPixel);
}else
if(m_enTabImageMode == enTIMMID) // 九宫格模式
{
CRect rcTemp(nXPos, nYPos, nXPos+m_nTabItemWidth, nYPos+m_nTabCtrlHeight);
DrawImageFrameMID(graphics, m_pImage, rcTemp, m_sizeImage.cx * i, 0, m_sizeImage.cx, m_sizeImage.cy,
m_nWLT, m_nHLT, m_nWRB, m_nHRB);
}
}
// 画tab页签热点图(如果存在tabctrl设置的热点图的话)
if((m_pImageHover != NULL) && (i > 0))
{
int nX = (itemInfo.rc.Width() - m_sizeHover.cx) / 2;
if(nX < 0)
{
nX = 0;
}
graphics.DrawImage(m_pImageHover, Rect(nXPos + nX, nYPos, m_sizeHover.cx, m_sizeHover.cy),
m_sizeHover.cx * (i-1), 0, m_sizeHover.cx, m_sizeHover.cy, UnitPixel);
}
// 画tab页签文字
if(!itemInfo.strText.IsEmpty())
{
// 设置页签文字颜色
SolidBrush solidBrushItem(m_clrText);
if((m_nHoverItem == j) && (m_clrTextHover.GetValue() != Color(0, 0, 0, 0).GetValue())) // 设置了鼠标移动颜色,则使用
{
solidBrushItem.SetColor(m_clrTextHover);
}else
if((m_nDownItem == j) && (m_clrTextDown.GetValue() != Color(0, 0, 0, 0).GetValue())) // 设置了鼠标按下颜色,则使用
{
solidBrushItem.SetColor(m_clrTextDown);
}
RectF rectText((Gdiplus::REAL)nXPos,
(Gdiplus::REAL)(nYPos + itemInfo.sizeImage.cy + 1),
(Gdiplus::REAL)((m_pImageTabBtn != NULL) ? (itemInfo.rc.Width()-m_sizeTabBtn.cx) : itemInfo.rc.Width()),
(Gdiplus::REAL)(m_nTabCtrlHeight - itemInfo.sizeImage.cy - 1));
if(m_nTabCtrlHeight <= itemInfo.sizeImage.cy)
{
// 如果tabctrl高度小于图片高度,则文字直接居中显示
rectText.Y = (Gdiplus::REAL)nYPos;
rectText.Height = (Gdiplus::REAL)m_nTabCtrlHeight;
}
// 计算是否需要显示tip
itemInfo.bNeedTextTip = rectText.Width < GetTextBounds(font, itemInfo.strText).Width;
BSTR bsText = itemInfo.strText.AllocSysString();
graphics.DrawString(bsText, (INT)wcslen(bsText), &font, rectText, &strFormat, &solidBrushItem);
::SysFreeString(bsText);
}
nXPos += itemInfo.rc.Width();
// 画tab页签之间的分隔图片(采用拉伸方式)
if(j < m_vecItemInfo.size() - 1 && m_pImageSeperator != NULL)
{
CRect &rc = m_vecRcSeperator.at(j);
int nSepHeight = itemInfo.rc.Height(); // m_sizeSeperator.cy
graphics.DrawImage(m_pImageSeperator, Rect(nXPos, nYPos, m_sizeSeperator.cx, nSepHeight),
0, 0, m_sizeSeperator.cx, m_sizeSeperator.cy, UnitPixel);
nXPos += m_sizeSeperator.cx;
}
}
}
// 内存dc复制一份进行备份
m_memDC.BitBlt(0, nTabHeight * 3, nWidth, nTabHeight * 3, &m_memDC, 0, 0, SRCCOPY);
}
// 画Tab页签按钮到内存dc
if(m_pImageTabBtn != NULL)
{
// 现将备份的内存dc整体进行恢复,避免页签按钮叠加之后的影响
m_memDC.BitBlt(0, 0, nWidth, nTabHeight * 3, &m_memDC, 0, nTabHeight * 3, SRCCOPY);
Graphics graphics(m_memDC);
for(int i = 0; i < 3; i++)
{
for(size_t j = 0; j < m_vecItemInfo.size(); j++)
{
TabItemInfo &itemInfo = m_vecItemInfo.at(j);
graphics.DrawImage(m_pImageTabBtn,
RectF((Gdiplus::REAL)itemInfo.rcButton.left, (Gdiplus::REAL)(nTabHeight * i + itemInfo.rcButton.top),
(Gdiplus::REAL)itemInfo.rcButton.Width(), (Gdiplus::REAL)itemInfo.rcButton.Height()),
(Gdiplus::REAL)(itemInfo.buttonState * m_sizeTabBtn.cx), 0,
(Gdiplus::REAL)m_sizeTabBtn.cx, (Gdiplus::REAL)m_sizeTabBtn.cy,
UnitPixel);
}
}
}
// 内存dc输出到dc
// 1.画原图
dc.BitBlt(m_rc.left,m_rc.top, nWidth, nTabHeight, &m_memDC, 0, 0, SRCCOPY);
// 2.画鼠标热点的Tab页签
if((m_nHoverItem != -1) && (m_nHoverItem < (int)m_vecItemInfo.size()))
{
TabItemInfo &itemInfo = m_vecItemInfo.at(m_nHoverItem);
dc.BitBlt(itemInfo.rc.left, itemInfo.rc.top, itemInfo.rc.Width(), itemInfo.rc.Height(), &m_memDC,
itemInfo.rc.left - m_rc.left, itemInfo.rc.top - m_rc.top + nTabHeight, SRCCOPY);
}
// 3.画鼠标按下的Tab页签
if((m_nDownItem != -1) && (m_nDownItem < (int)m_vecItemInfo.size()))
{
TabItemInfo &itemInfo = m_vecItemInfo.at(m_nDownItem);
dc.BitBlt(itemInfo.rc.left, itemInfo.rc.top, itemInfo.rc.Width(), itemInfo.rc.Height(), &m_memDC,
itemInfo.rc.left - m_rc.left, itemInfo.rc.top - m_rc.top + nTabHeight * 2, SRCCOPY);
}
}
