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 CDuiListCtrl::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 nWidth = m_rc.Width() - m_nScrollWidth; // 减去滚动条的宽度
int nHeightAll = (int)m_vecRowInfo.size()*m_nRowHeight; // 总的虚拟高度 //m_rc.Height();
CScrollV* pScrollV = (CScrollV*)m_pControScrollV;
int nCurPos = pScrollV->GetScrollCurrentPos(); // 当前top位置
int nMaxRange = pScrollV->GetScrollMaxRange();
m_nVirtualTop = (nMaxRange > 0) ? nCurPos*(nHeightAll-m_rc.Height())/nMaxRange : 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_nRowHeight; // 显示的最后一行序号
if(m_nLastViewRow >= (int)m_vecRowInfo.size())
{
m_nLastViewRow = (int)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, nWidth, nHeightView);
Graphics graphics(m_memDC);
m_memDC.BitBlt(0, 0, nWidth, nHeightView, &dc, m_rc.left ,m_rc.top, WHITENESS); // 画白色背景
DrawVerticalTransition(m_memDC, dc, CRect(0, nYViewPos, nWidth, m_rc.Height()+nYViewPos), // 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 );
// 普通文字的对齐方式
StringFormat strFormat;
strFormat.SetAlignment(StringAlignmentNear); // 左对齐
if(m_uVAlignment == VAlign_Top)
{
strFormat.SetLineAlignment(StringAlignmentNear); // 上对其
}else
if(m_uVAlignment == VAlign_Middle)
{
strFormat.SetLineAlignment(StringAlignmentCenter); // 中间对齐
}else
if(m_uVAlignment == VAlign_Bottom)
{
strFormat.SetLineAlignment(StringAlignmentFar); // 下对齐
}
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
}
// 时间字段采用右对齐
StringFormat strFormatRight;
strFormatRight.SetAlignment(StringAlignmentFar); // 右对齐
if(m_uVAlignment == VAlign_Top)
{
strFormatRight.SetLineAlignment(StringAlignmentNear); // 上对其
}else
if(m_uVAlignment == VAlign_Middle)
{
strFormatRight.SetLineAlignment(StringAlignmentCenter); // 中间对齐
}else
if(m_uVAlignment == VAlign_Bottom)
{
strFormatRight.SetLineAlignment(StringAlignmentFar); // 下对齐
}
//strFormatRight.SetFormatFlags( StringFormatFlagsNoClip | StringFormatFlagsMeasureTrailingSpaces);
if(!m_bTextWrap)
{
strFormatRight.SetFormatFlags(StringFormatFlagsNoWrap | StringFormatFlagsMeasureTrailingSpaces); // 不换行
}
if(m_vecRowInfo.size() > 0)
{
for(int i = m_nFirstViewRow; i <= m_nLastViewRow && i < (int)m_vecRowInfo.size(); i++)
{
ListRowInfo &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
if(m_nHoverRow == i)
{
SolidBrush brush(m_clrRowHover);
graphics.FillRectangle(&brush, 0, nVI*m_nRowHeight, nWidth, 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, 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, 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, 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(nWidth-rowInfo.sizeRightImage.cx-1, 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(nWidth-m_sizeImage.cx-1, 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;
}
// 画内容
RectF rect((Gdiplus::REAL)nXPos, (Gdiplus::REAL)(nVI*m_nRowHeight + 1), (Gdiplus::REAL)(nWidth-20), (Gdiplus::REAL)(m_bSingleLine ? (m_nRowHeight - 2) : (m_nRowHeight / 2 - 2)) );
if(!rowInfo.strTime.IsEmpty())
{
Size size = GetTextBounds(font, rowInfo.strTime);
rect.Width -= (size.Width + 5);
}
// 链接文字
int nLinkWidth = 0;
if(!rowInfo.strLink2.IsEmpty())
{
Size sizeLink = GetTextBounds(font, strFormatRight, rowInfo.strLink2);
nLinkWidth += (sizeLink.Width + 10);
RectF rectLink((Gdiplus::REAL)(nWidth-nLinkWidth-nRightImageWidth), (Gdiplus::REAL)(nVI*m_nRowHeight + (m_nRowHeight - sizeLink.Height)/2), (Gdiplus::REAL)(sizeLink.Width+8), (Gdiplus::REAL)sizeLink.Height);
rowInfo.rcLink2.SetRect((int)rectLink.X,(int)rectLink.Y,(int)(rectLink.X+sizeLink.Width),(int)(rectLink.Y+rectLink.Height));
rowInfo.rcLink2.OffsetRect(0, m_nFirstViewRow*m_nRowHeight);
if(((m_nHoverRow == i) || (m_nDownRow == i)) && (rowInfo.nHoverLink == 1))
{
BSTR bsLink2 = rowInfo.strLink2.AllocSysString();
graphics.DrawString(bsLink2, (INT)wcslen(bsLink2), &font, rectLink, &strFormatRight, &solidBrushH);
::SysFreeString(bsLink2);
}else
{
BSTR bsLink2 = rowInfo.strLink2.AllocSysString();
graphics.DrawString(bsLink2, (INT)wcslen(bsLink2), &font, rectLink, &strFormatRight, &solidBrush);
::SysFreeString(bsLink2);
}
}
if(!rowInfo.strLink1.IsEmpty())
{
Size sizeLink = GetTextBounds(font, strFormatRight, rowInfo.strLink1);
nLinkWidth += (sizeLink.Width + 10);
RectF rectLink((Gdiplus::REAL)(nWidth-nLinkWidth-nRightImageWidth), (Gdiplus::REAL)(nVI*m_nRowHeight + (m_nRowHeight - sizeLink.Height)/2), (Gdiplus::REAL)(sizeLink.Width+8), (Gdiplus::REAL)sizeLink.Height);
rowInfo.rcLink1.SetRect((int)rectLink.X,(int)rectLink.Y,(int)(rectLink.X+sizeLink.Width),(int)(rectLink.Y+rectLink.Height));
rowInfo.rcLink1.OffsetRect(0, m_nFirstViewRow*m_nRowHeight);
if(((m_nHoverRow == i) || (m_nDownRow == i)) && (rowInfo.nHoverLink == 0))
{
BSTR bsLink1 = rowInfo.strLink1.AllocSysString();
graphics.DrawString(bsLink1, (INT)wcslen(bsLink1), &font, rectLink, &strFormatRight, &solidBrushH);
::SysFreeString(bsLink1);
}else
{
BSTR bsLink1 = rowInfo.strLink1.AllocSysString();
graphics.DrawString(bsLink1, (INT)wcslen(bsLink1), &font, rectLink, &strFormatRight, &solidBrush);
::SysFreeString(bsLink1);
}
}
rect.Width -= nLinkWidth;
// 计算是否需要显示tip
rowInfo.bNeedTitleTip = rect.Width < GetTextBounds(font, rowInfo.strTitle).Width;
rowInfo.bNeedContentTip = rect.Width < GetTextBounds(font, rowInfo.strContent).Width;
Size sizeTime = GetTextBounds(font, strFormatRight, rowInfo.strTime);
int nTimeWidth = sizeTime.Width + 10;
RectF rectTime((Gdiplus::REAL)(nWidth-nRightImageWidth-2-nTimeWidth-nLinkWidth), (Gdiplus::REAL)(nVI*m_nRowHeight + 1), (Gdiplus::REAL)nTimeWidth, (Gdiplus::REAL)(m_bSingleLine ? m_nRowHeight : (m_nRowHeight / 2)) );
if(m_nHoverRow == i)
{
// 画标题行
BSTR bsTitle = rowInfo.strTitle.AllocSysString();
graphics.DrawString(bsTitle, (INT)wcslen(bsTitle), &fontTitle, rect, &strFormat, &solidBrushH);
::SysFreeString(bsTitle);
// 画时间
if(!rowInfo.strTime.IsEmpty())
{
BSTR bsTime = rowInfo.strTime.AllocSysString();
graphics.DrawString(bsTime, (INT)wcslen(bsTime), &font, rectTime, &strFormatRight, &solidBrushH);
::SysFreeString(bsTime);
}
// 画内容行
if(!m_bSingleLine)
{
rect.Offset(0, (Gdiplus::REAL)m_nRowHeight / 2 + 2);
rect.Width = (Gdiplus::REAL)nWidth-20;
rect.Height = (Gdiplus::REAL)m_nRowHeight / 2 - 4;
BSTR bsContent = rowInfo.strContent.AllocSysString();
graphics.DrawString(bsContent, (INT)wcslen(bsContent), &font, rect, &strFormat, &solidBrushH);
::SysFreeString(bsContent);
}
}else
if(m_nDownRow == i)
{
// 画标题行
BSTR bsTitle = rowInfo.strTitle.AllocSysString();
graphics.DrawString(bsTitle, (INT)wcslen(bsTitle), &fontTitle, rect, &strFormat, &solidBrushD);
::SysFreeString(bsTitle);
// 画时间
if(!rowInfo.strTime.IsEmpty())
{
BSTR bsTime = rowInfo.strTime.AllocSysString();
graphics.DrawString(bsTime, (INT)wcslen(bsTime), &font, rectTime, &strFormatRight, &solidBrushD);
::SysFreeString(bsTime);
}
// 画内容行
if(!m_bSingleLine)
{
rect.Offset(0, (Gdiplus::REAL)m_nRowHeight / 2 + 2);
rect.Width = (Gdiplus::REAL)nWidth-20;
rect.Height = (Gdiplus::REAL)m_nRowHeight / 2 - 4;
BSTR bsContent = rowInfo.strContent.AllocSysString();
graphics.DrawString(bsContent, (INT)wcslen(bsContent), &font, rect, &strFormat, &solidBrushD);
::SysFreeString(bsContent);
}
}else
{
// 画标题行
BSTR bsTitle = rowInfo.strTitle.AllocSysString();
graphics.DrawString(bsTitle, (INT)wcslen(bsTitle), &fontTitle,
rect, &strFormat, rowInfo.bRowColor ? &solidBrushRow : &solidBrushT);
::SysFreeString(bsTitle);
// 画时间
if(!rowInfo.strTime.IsEmpty())
{
BSTR bsTime = rowInfo.strTime.AllocSysString();
graphics.DrawString(bsTime, (INT)wcslen(bsTime), &font,
rectTime, &strFormatRight, rowInfo.bRowColor ? &solidBrushRow : &solidBrush);
::SysFreeString(bsTime);
}
// 画内容行
if(!m_bSingleLine)
{
rect.Offset(0, (Gdiplus::REAL)m_nRowHeight / 2 + 2);
rect.Width = (Gdiplus::REAL)nWidth-20;
rect.Height = (Gdiplus::REAL)m_nRowHeight / 2 - 4;
BSTR bsContent = rowInfo.strContent.AllocSysString();
graphics.DrawString(bsContent, (INT)wcslen(bsContent), &font,
rect, &strFormat, rowInfo.bRowColor ? &solidBrushRow : &solidBrush);
::SysFreeString(bsContent);
}
}
// 画分隔线(采用拉伸模式)
if(m_pImageSeperator != NULL)
{
// 使用拉伸模式属性画图
graphics.DrawImage(m_pImageSeperator, RectF(0, (Gdiplus::REAL)((nVI+1)*m_nRowHeight), (Gdiplus::REAL)(nWidth-2), (Gdiplus::REAL)m_sizeSeperator.cy),
0, 0, (Gdiplus::REAL)m_sizeSeperator.cx, (Gdiplus::REAL)m_sizeSeperator.cy, UnitPixel);
// 使用平铺方式填充矩形(暂不使用这种方式)
//TextureBrush tileBrush(m_pImageSeperator, WrapModeTile);
//graphics.FillRectangle(&tileBrush, RectF(0, (nVI+1)*m_nRowHeight, nWidth-2, m_sizeSeperator.cy));
}else
{
// 未指定图片,则画矩形
graphics.FillRectangle(&solidBrushS, 0, (nVI+1)*m_nRowHeight, nWidth-2, 1);
}
}
}
}
// 输出到界面DC,使用与的方式合并背景
dc.BitBlt(m_rc.left,m_rc.top, nWidth, m_rc.Height(), &m_memDC, 0, nYViewPos, SRCCOPY);//SRCAND);
}