📄 csdn_文档中心_打印位图（下）.htm
字号:
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>bi.biClrUsed<SPAN
style="mso-tab-count: 2">
</SPAN>= 0;<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>bi.biClrImportant<SPAN style="mso-tab-count: 1"> </SPAN>=
0;<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN></SPAN><SPAN lang=EN-US
style="COLOR: blue; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">int</SPAN><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">
nColors = (1 << bi.biBitCount);<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN></SPAN><SPAN lang=EN-US
style="COLOR: blue; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">if</SPAN><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">(
nColors > 256 )<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN><SPAN
style="mso-tab-count: 1">
</SPAN>nColors = 0;<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>dwLen<SPAN style="mso-spacerun: yes"> </SPAN>=
bi.biSize + nColors * </SPAN><SPAN lang=EN-US
style="COLOR: blue; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">sizeof</SPAN><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">(RGBQUAD);<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>hDC1 = ::GetDC(NULL);<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>hPal = SelectPalette(hDC1,hPal,FALSE);<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>RealizePalette(hDC1);<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>hDIB = GlobalAlloc(GMEM_FIXED,dwLen);<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN></SPAN><SPAN lang=EN-US
style="COLOR: blue; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">if</SPAN><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">
(!hDIB)<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>{<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN><SPAN
style="mso-tab-count: 1">
</SPAN>SelectPalette(hDC1,hPal,FALSE);<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN><SPAN
style="mso-tab-count: 1">
</SPAN>::ReleaseDC(NULL,hDC1);<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN><SPAN
style="mso-tab-count: 1">
</SPAN>DeleteObject(hPal);<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 2">
</SPAN></SPAN><SPAN lang=EN-US
style="COLOR: blue; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">return</SPAN><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">
;<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>}<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>lpbi = (LPBITMAPINFOHEADER)hDIB;<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>*lpbi = bi;<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>::GetDIBits(hDC1, hBmp, 0L,
(DWORD)bi.biHeight,<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN><SPAN
style="mso-tab-count: 1">
</SPAN>(LPBYTE)NULL, (LPBITMAPINFO)lpbi,
(DWORD)DIB_RGB_COLORS);<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>bi = *lpbi;<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN></SPAN><SPAN lang=EN-US
style="COLOR: blue; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">if</SPAN><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">
(bi.biSizeImage == 0)<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN><SPAN
style="mso-tab-count: 1">
</SPAN>bi.biSizeImage = ((((bi.biWidth * bi.biBitCount) + 31) &
~31) / 8)* bi.biHeight;<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>dwLen += bi.biSizeImage;<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN></SPAN><SPAN lang=EN-US
style="COLOR: blue; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">if</SPAN><SPAN
lang=EN-US
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -