?? drawtextex.htm
字號(hào):
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<meta name="GENERATOR" content="Microsoft FrontPage 3.0">
<style><!--
body,table {font-family:"宋體"; font-size: 9pt; line-height:11pt;}
a {text-decoration:none} a:hover {color:red;text-decoration:underline}
--></style>
<title>DrawTextEx</title>
</head>
<body link="#FF0000" vlink="#FF0000" alink="#FF0000" bgcolor="#FFC8C8">
<div align="center"><center>
<table border="0" width="100%" height="22" cellspacing="0" cellpadding="0">
<tr>
<td width="100%" height="16"><a name="DrawTextEx">DrawTextEx</a></td>
</tr>
</table>
</center></div><div align="center"><center>
<table border="1" width="100%" bordercolorlight="#808080" cellspacing="0"
bordercolordark="#FFFFFF">
<tr>
<td width="102%" colspan="3">VB聲明</td>
</tr>
<tr>
<td width="102%" colspan="3">Declare Function DrawTextEx Lib "user32" Alias
"DrawTextExA" (ByVal hDC As Long, ByVal lpsz As String, ByVal n As Long, lpRect
As RECT, ByVal un As Long, lpDrawTextParams As DRAWTEXTPARAMS) As Long</td>
</tr>
<tr>
<td width="102%" colspan="3">說(shuō)明</td>
</tr>
<tr>
<td width="102%" colspan="3">與<a href="DrawText.htm">DrawText</a>相似,只是加入了更多的功能</td>
</tr>
<tr>
<td width="102%" colspan="3">返回值</td>
</tr>
<tr>
<td width="102%" colspan="3">Long,描繪文字的高度</td>
</tr>
<tr>
<td width="102%" colspan="3">參數(shù)表</td>
</tr>
<tr>
<td width="25%">參數(shù)</td>
<td width="77%" colspan="2">類型及說(shuō)明</td>
</tr>
<tr>
<td width="25%">hDC</td>
<td width="77%" colspan="2">Long,要在其中繪圖的一個(gè)設(shè)備場(chǎng)景的句柄</td>
</tr>
<tr>
<td width="25%">lpsz</td>
<td width="77%" colspan="2">String,欲描繪的文本字串</td>
</tr>
<tr>
<td width="25%">n</td>
<td width="77%" colspan="2">Long,欲描繪的字符數(shù)量。如果要描繪整個(gè)字串(直到空中止符),則可將這個(gè)參數(shù)設(shè)為-1</td>
</tr>
<tr>
<td width="25%">lpRect</td>
<td width="77%" colspan="2"><a href="RECT.htm">RECT</a>,指定用于繪圖的一個(gè)格式化矩形(采用邏輯坐標(biāo))</td>
</tr>
<tr>
<td width="25%" rowspan="7">un</td>
<td width="77%" colspan="2">Long,一個(gè)標(biāo)志位。決定了以何種形式執(zhí)行繪圖。參考<a
href="DrawText.htm">DrawText</a>的wFormat參數(shù)和下表。其中下表列出的是新增的常數(shù)</td>
</tr>
<tr>
<td width="37%">標(biāo)志常數(shù)</td>
<td width="38%">說(shuō)明</td>
</tr>
<tr>
<td width="37%">DT_EDITCONTROL</td>
<td width="38%">對(duì)一個(gè)多行編輯控件進(jìn)行模擬。不顯示部分可見的行</td>
</tr>
<tr>
<td width="37%">DT_ENDELLIPSES</td>
<td width="38%">倘若字串不能在矩形里全部容下,就在末尾顯示省略號(hào)</td>
</tr>
<tr>
<td width="37%">DT_PATHELLIPSES</td>
<td width="38%">如字串包含了 \
字符,就用省略號(hào)替換字串內(nèi)容,使其能在矩形中全部容下。例如,一個(gè)很長(zhǎng)的路徑名可能換成這樣顯示——c:\windows\...\doc\readme.txt</td>
</tr>
<tr>
<td width="37%">DT_MODIFYSTRING</td>
<td width="38%">如指定了DT_ENDELLIPSES 或 DT_PATHELLIPSES,就會(huì)對(duì)字串進(jìn)行修改,使其與實(shí)際顯示的字串相符</td>
</tr>
<tr>
<td width="37%">DT_RTLREADING</td>
<td width="38%">如選入設(shè)備場(chǎng)景的字體屬于希伯來(lái)或阿拉伯語(yǔ)系,就從右到左描繪文字</td>
</tr>
<tr>
<td width="25%">lpDrawTextParams</td>
<td width="77%" colspan="2">DRAWTEXTPARAMS,這個(gè)結(jié)構(gòu)包含了附加的繪圖參數(shù)</td>
</tr>
</table>
</center></div><div align="center"><center>
<table border="0" width="100%" cellspacing="0" cellpadding="0">
<tr>
<td width="100%"><p align="right"><a href="#DrawTextEx">Top</a></td>
</tr>
</table>
</center></div>
</body>
</html>
?? 快捷鍵說(shuō)明
復(fù)制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號(hào)
Ctrl + =
減小字號(hào)
Ctrl + -