<?xml version="1.0"?>
<feed xmlns="http://www.w3.org/2005/Atom" xml:lang="en">
	<id>https://mediawiki.zeropage.org/index.php?action=history&amp;feed=atom&amp;title=MFC%2FScalingMode</id>
	<title>MFC/ScalingMode - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://mediawiki.zeropage.org/index.php?action=history&amp;feed=atom&amp;title=MFC%2FScalingMode"/>
	<link rel="alternate" type="text/html" href="https://mediawiki.zeropage.org/index.php?title=MFC/ScalingMode&amp;action=history"/>
	<updated>2026-05-15T03:04:14Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.39.8</generator>
	<entry>
		<id>https://mediawiki.zeropage.org/index.php?title=MFC/ScalingMode&amp;diff=87207&amp;oldid=prev</id>
		<title>Maintenance script: Table transclusion repair v1</title>
		<link rel="alternate" type="text/html" href="https://mediawiki.zeropage.org/index.php?title=MFC/ScalingMode&amp;diff=87207&amp;oldid=prev"/>
		<updated>2026-03-27T12:46:17Z</updated>

		<summary type="html">&lt;p&gt;Table transclusion repair v1&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 12:46, 27 March 2026&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;#define _MFC_&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;#define _MFC_&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;{{|&lt;/del&gt;__TOC__&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;|}}&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;__TOC__&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;= ScalableMappingMode =&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;= ScalableMappingMode =&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;논리 좌표와 장치 좌표간의 매핑을 변경할 수 있는 모두는 두가지가 존재한다.  &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;논리 좌표와 장치 좌표간의 매핑을 변경할 수 있는 모두는 두가지가 존재한다.  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Maintenance script</name></author>
	</entry>
	<entry>
		<id>https://mediawiki.zeropage.org/index.php?title=MFC/ScalingMode&amp;diff=84626&amp;oldid=prev</id>
		<title>Maintenance script: Repair batch-0002 pages from live compare</title>
		<link rel="alternate" type="text/html" href="https://mediawiki.zeropage.org/index.php?title=MFC/ScalingMode&amp;diff=84626&amp;oldid=prev"/>
		<updated>2026-03-27T00:16:07Z</updated>

		<summary type="html">&lt;p&gt;Repair batch-0002 pages from live compare&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 00:16, 27 March 2026&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l23&quot;&gt;Line 23:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 23:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;= LogicalCoordinate To DeviceCoordinate =&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;= LogicalCoordinate To DeviceCoordinate =&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt; ~cpp &lt;/del&gt;xDevice = (xLogical - xWindowOrg) * (xViewPortExt / xWindowExt) + xViewportOrg&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;code&amp;gt;&lt;/ins&gt;xDevice = (xLogical - xWindowOrg) * (xViewPortExt / xWindowExt) + xViewportOrg&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;/code&amp;gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt; ~cpp &lt;/del&gt;yDevice = (yLogical - yWindowOrg) * (yViewPortExt / yWindowExt) + yViewportOrg&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;code&amp;gt;&lt;/ins&gt;yDevice = (yLogical - yWindowOrg) * (yViewPortExt / yWindowExt) + yViewportOrg&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;/code&amp;gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;좌표계가 MM_ISOTROPIC, MM_ANISOTROPIC 이외의 다른 것은 WindowExt, ViewPortExt 가 고정되어 변경이 불가능하다.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;좌표계가 MM_ISOTROPIC, MM_ANISOTROPIC 이외의 다른 것은 WindowExt, ViewPortExt 가 고정되어 변경이 불가능하다.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;CDC::SetWindowExt(), SetViewportExt()를 호출해도 아무런 변화가 생기지 않는다.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;CDC::SetWindowExt(), SetViewportExt()를 호출해도 아무런 변화가 생기지 않는다.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l47&quot;&gt;Line 47:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 47:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;----&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;----&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[MFC]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[MFC]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Maintenance script</name></author>
	</entry>
	<entry>
		<id>https://mediawiki.zeropage.org/index.php?title=MFC/ScalingMode&amp;diff=34428&amp;oldid=prev</id>
		<title>imported&gt;Unknown at 05:23, 7 February 2021</title>
		<link rel="alternate" type="text/html" href="https://mediawiki.zeropage.org/index.php?title=MFC/ScalingMode&amp;diff=34428&amp;oldid=prev"/>
		<updated>2021-02-07T05:23:42Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;#define _MFC_&lt;br /&gt;
{{|__TOC__|}}&lt;br /&gt;
= ScalableMappingMode =&lt;br /&gt;
논리 좌표와 장치 좌표간의 매핑을 변경할 수 있는 모두는 두가지가 존재한다. &lt;br /&gt;
MM_ISOTROPIC, MM_ANISOTROPIC&lt;br /&gt;
전자의 것은 x, y축에 대한 scale factor 를 동일하게, 후자는 각각 다르게 설정하는 것이 가능하다.&lt;br /&gt;
&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot;&lt;br /&gt;
|-&lt;br /&gt;
| WindowOrigin&lt;br /&gt;
| 윈도우의 왼쪽 상당 논리 좌표. CDC::SetWindowOrg() 함수를 호출해서 설정&lt;br /&gt;
|-&lt;br /&gt;
| WindowExtent&lt;br /&gt;
| 논리 좌표 안에 지정되어 있는 윈도우의 크기. CDC::SetWindowExt()로 호출&lt;br /&gt;
|-&lt;br /&gt;
| ViewportOrigin&lt;br /&gt;
| 장치 좌표에 되어 있는 윈도우의 왼쪽 상단의 좌표. CDC::SetViewportOrg()로 호출&lt;br /&gt;
|-&lt;br /&gt;
| ViewportExtent&lt;br /&gt;
| 장치 좌표 단위의 윈도우의 크기. CDC::SetViewportExt()함수로 호출&lt;br /&gt;
|}&lt;br /&gt;
 &amp;#039;&amp;#039;뷰포트는 논리좌표가 장치좌표로 변환되는 파라메터의 역할을 한다.&amp;#039;&amp;#039;&lt;br /&gt;
&lt;br /&gt;
= LogicalCoordinate To DeviceCoordinate =&lt;br /&gt;
 ~cpp xDevice = (xLogical - xWindowOrg) * (xViewPortExt / xWindowExt) + xViewportOrg&lt;br /&gt;
 ~cpp yDevice = (yLogical - yWindowOrg) * (yViewPortExt / yWindowExt) + yViewportOrg&lt;br /&gt;
좌표계가 MM_ISOTROPIC, MM_ANISOTROPIC 이외의 다른 것은 WindowExt, ViewPortExt 가 고정되어 변경이 불가능하다.&lt;br /&gt;
CDC::SetWindowExt(), SetViewportExt()를 호출해도 아무런 변화가 생기지 않는다.&lt;br /&gt;
&lt;br /&gt;
= 확대 기능시의 CScrollView::OnPrepareDC(CDC* pDC, CPrintInfo* pInfo) =&lt;br /&gt;
 // TODO: 확대 기능의 구현을 위해서 뷰포트의 범위를 변경한다.&lt;br /&gt;
 CPainterDC* pDoc = GetDocument();&lt;br /&gt;
 pDC-&amp;amp;gt;SetMapMode(MM_ANISOTROPIC);		// map mode 설정&lt;br /&gt;
 CSize DocSize = pDoc-&amp;amp;gt;GetDocSize();&lt;br /&gt;
 &lt;br /&gt;
 // MM_LOENGLISH 모드를 원하기 때문에 y의 범위는 음수가 되어야 한다.&lt;br /&gt;
 DocSize.cy = -DocSize.cy;&lt;br /&gt;
 pDoc-&amp;amp;gt;SetWindowExt(DocSize);		// 윈도우의 범위를 설정한다.&lt;br /&gt;
 &lt;br /&gt;
 // 인치당 픽셀의 개수를 얻는다.&lt;br /&gt;
 int xLogPixels = pDC-&amp;amp;gt;GetDeviceCaps(LOGPIXELSX);	// 인자에 해당하는 장치 정보를 리턴한다. 인치당 픽셀의 개수를 리턴. 100단위&lt;br /&gt;
 int yLogPixels = pDC-&amp;amp;gt;GetDeviceCaps(LOGPIXELSY);&lt;br /&gt;
 &lt;br /&gt;
 // x와 y에서의 뷰 포트 범위를 계싼한다.&lt;br /&gt;
 int xExtent = DocSize.cx * m_Scale * xLogPixels / 100;&lt;br /&gt;
 int yExtent = DocSize.cy * m_Scale * yLogPixels / 100;&lt;br /&gt;
----&lt;br /&gt;
[[MFC]]&lt;br /&gt;
&lt;/div&gt;</summary>
		<author><name>imported&gt;Unknown</name></author>
	</entry>
</feed>