1 | /**
|
---|
2 | @file Classes/System/Drawing/Font.ab
|
---|
3 | @brief Fontクラスなどの実装。
|
---|
4 | */
|
---|
5 |
|
---|
6 | #require <Classes/System/Drawing/Graphics.ab>
|
---|
7 |
|
---|
8 | Class FontFamily : End Class
|
---|
9 | Class FontCollection : End Class
|
---|
10 |
|
---|
11 | Class Font
|
---|
12 | Implements System.IDisposable
|
---|
13 | Public
|
---|
14 | ' friend class Graphics
|
---|
15 |
|
---|
16 | Sub Font(/*IN*/ hdc As HDC)
|
---|
17 | Dim font = 0 As *GpFont
|
---|
18 | lastResult = GdipCreateFontFromDC(hdc, font)
|
---|
19 | SetNativeFont(font)
|
---|
20 | End Sub
|
---|
21 |
|
---|
22 | Sub Font(/*IN*/ hdc As HDC, /*IN const*/ ByRef logfont As LOGFONTA)
|
---|
23 | Dim font = 0 As *GpFont
|
---|
24 | lastResult =GdipCreateFontFromLogfontA(hdc, logfont, font)
|
---|
25 | SetNativeFont(font)
|
---|
26 | End Sub
|
---|
27 |
|
---|
28 | Sub Font(/*IN*/ hdc As HDC, /*IN const*/ ByRef logfont As LOGFONTW)
|
---|
29 | Dim font = 0 As *GpFont
|
---|
30 | lastResult =GdipCreateFontFromLogfontW(hdc, logfont, font)
|
---|
31 | SetNativeFont(font)
|
---|
32 | End Sub
|
---|
33 |
|
---|
34 | Sub Font(/*IN*/ hdc As HDC, /*IN const*/ hfont As HFONT)
|
---|
35 | Dim font = 0 As *GpFont
|
---|
36 | If hfont <> 0 Then
|
---|
37 | Dim lf As LOGFONTA
|
---|
38 | If GetObjectA(hfont, sizeof (LOGFONTA), lf) <> 0 Then
|
---|
39 | lastResult = GdipCreateFontFromLogfontA(hdc, lf, font)
|
---|
40 | Else
|
---|
41 | lastResult = GdipCreateFontFromDC(hdc, font)
|
---|
42 | End If
|
---|
43 | Else
|
---|
44 | lastResult = GdipCreateFontFromDC(hdc, font)
|
---|
45 | End If
|
---|
46 | SetNativeFont(font)
|
---|
47 | End Sub
|
---|
48 |
|
---|
49 | Sub Font(/*IN const*/ family As FontFamily, /*IN*/ emSize As Single)
|
---|
50 | Font(family, emSize, FontStyleRegular, UnitPoint)
|
---|
51 | End Sub
|
---|
52 |
|
---|
53 | Sub Font(/*IN const*/ family As FontFamily,
|
---|
54 | /*IN*/ emSize As Single, /*IN*/ style As Long)
|
---|
55 |
|
---|
56 | Font(family, emSize, style, UnitPoint)
|
---|
57 | End Sub
|
---|
58 |
|
---|
59 | Sub Font(/*IN const*/ family As FontFamily, /*IN*/ emSize As Single,
|
---|
60 | /*IN*/ style As Long, /*IN*/ unit As GraphicsUnit)
|
---|
61 |
|
---|
62 | Dim font = 0 As *GpFont
|
---|
63 | lastResult = GdipCreateFont(
|
---|
64 | family.NativeFamily, emSize, style, unit, font)
|
---|
65 | SetNativeFont(font)
|
---|
66 | End Sub
|
---|
67 |
|
---|
68 | Sub Font(/*IN const*/ familyName As PCWSTR, /*IN*/ emSize As Single)
|
---|
69 | Font(familyName, emSize, FontStyleRegular, Unit.Point, ByVal 0)
|
---|
70 | End Sub
|
---|
71 |
|
---|
72 | Sub Font(/*IN const*/ familyName As String, /*IN*/ emSize As Single)
|
---|
73 | Font(familyName, emSize, FontStyleRegular, Unit.Point, ByVal 0)
|
---|
74 | End Sub
|
---|
75 |
|
---|
76 | Sub Font(/*IN const*/ familyName As PCWSTR, /*IN*/ emSize As Single,
|
---|
77 | /*IN*/ style As Long)
|
---|
78 | Font(familyName, emSize, style, Unit.Point, ByVal 0)
|
---|
79 | End Sub
|
---|
80 |
|
---|
81 | Sub Font(/*IN const*/ familyName As String, /*IN*/ emSize As Single,
|
---|
82 | /*IN*/ style As Long)
|
---|
83 | Font(familyName, emSize, style, Unit.Point, ByVal 0)
|
---|
84 | End Sub
|
---|
85 |
|
---|
86 | Sub Font(/*IN const*/ familyName As PCWSTR, /*IN*/ emSize As Single,
|
---|
87 | /*IN*/ style As Long, /*IN*/ unit As GraphicsUnit)
|
---|
88 | Font(familyName, emSize, style, unit, ByVal 0)
|
---|
89 | End Sub
|
---|
90 |
|
---|
91 | Sub Font(/*IN const*/ familyName As String, /*IN*/ emSize As Single,
|
---|
92 | /*IN*/ style As Long, /*IN*/ unit As GraphicsUnit)
|
---|
93 | Font(familyName, emSize, style, unit, ByVal 0)
|
---|
94 | End Sub
|
---|
95 |
|
---|
96 | Sub Font(/*IN const*/ familyName As PCWSTR, /*IN*/ emSize As Single,
|
---|
97 | /*IN*/ style As Long, /*IN*/ unit As GraphicsUnit,
|
---|
98 | /*IN const*/ ByRef fontCollection As FontCollection)
|
---|
99 |
|
---|
100 | nativeFont = 0
|
---|
101 |
|
---|
102 | Dim family As FontFamily(familyName, fontCollection)
|
---|
103 | Dim nativeFamily = family.NativeFamily As *GpFontFamily
|
---|
104 |
|
---|
105 | lastResult = family.GetLastStatus()
|
---|
106 |
|
---|
107 | If lastResult <> Ok Then
|
---|
108 | nativeFamily = FontFamily.GenericSansSerif()->NativeFamily
|
---|
109 | lastResult = FontFamily.GenericSansSerif()->lastResult
|
---|
110 | If lastResult <> Ok Then
|
---|
111 | Exit Sub
|
---|
112 | End If
|
---|
113 | End If
|
---|
114 |
|
---|
115 | lastResult = GdipCreateFont(
|
---|
116 | nativeFamily, emSize, style, unit, nativeFont)
|
---|
117 |
|
---|
118 | If lastResult <> Ok Then
|
---|
119 | nativeFamily = FontFamily.GenericSansSerif()->NativeFamily
|
---|
120 | lastResult = FontFamily.GenericSansSerif()->lastResult
|
---|
121 | If lastResult <> Ok Then
|
---|
122 | Exit Sub
|
---|
123 | End If
|
---|
124 |
|
---|
125 | lastResult = GdipCreateFont(
|
---|
126 | nativeFamily, emSize, style, unit, nativeFont)
|
---|
127 | End If
|
---|
128 | End Sub
|
---|
129 |
|
---|
130 | Sub Font(/*IN const*/ familyName As String, /*IN*/ emSize As Single,
|
---|
131 | /*IN*/ style As Long, /*IN*/ unit As GraphicsUnit,
|
---|
132 | /*IN const*/ fontCollection As FontCollection)
|
---|
133 | Font(ToWCStr(familyName), emSize, style, unit, fontCollection)
|
---|
134 | End Sub
|
---|
135 |
|
---|
136 | Const Function GetLogFontA(/*IN const*/ g As Graphics, /*OUT*/ ByRef lf As LOGFONTA) As Status
|
---|
137 | Dim nativeGraphics As *GpGraphics
|
---|
138 | If Not ActiveBasic.IsNothing(g) Then
|
---|
139 | nativeGraphics = g.nativeGraphics
|
---|
140 | End If
|
---|
141 | Return SetStatus(GdipGetLogFontA(nativeFont, nativeGraphics, lf))
|
---|
142 | End Function
|
---|
143 |
|
---|
144 | Const Function GetLogFontW(/*IN const*/ g As Graphics, /*OUT*/ ByRef lf As LOGFONTW) As Status
|
---|
145 | Dim nativeGraphics As *GpGraphics
|
---|
146 | If Not ActiveBasic.IsNothing(g) Then
|
---|
147 | nativeGraphics = g.nativeGraphics
|
---|
148 | End If
|
---|
149 | Return SetStatus(GdipGetLogFontW(nativeFont, nativeGraphics, lf))
|
---|
150 | End Function
|
---|
151 |
|
---|
152 | Const Function GetLogFont(/*IN const*/ g As Graphics, /*OUT*/ ByRef lf As LOGFONT) As Status
|
---|
153 | Dim nativeGraphics As *GpGraphics
|
---|
154 | If Not ActiveBasic.IsNothing(g) Then
|
---|
155 | nativeGraphics = g.nativeGraphics
|
---|
156 | End If
|
---|
157 | #ifdef UNICODE
|
---|
158 | Return SetStatus(GdipGetLogFontW(nativeFont, nativeGraphics, lf))
|
---|
159 | #else
|
---|
160 | Return SetStatus(GdipGetLogFontA(nativeFont, nativeGraphics, lf))
|
---|
161 | #endif
|
---|
162 | End Function
|
---|
163 |
|
---|
164 | Const Function Clone() As Font
|
---|
165 | Dim cloneFont = 0 As *GpFont
|
---|
166 | SetStatus(GdipCloneFont(nativeFont, cloneFont))
|
---|
167 | Return New Font(cloneFont, lastResult)
|
---|
168 | End Function
|
---|
169 |
|
---|
170 | Sub ~Font()
|
---|
171 | GdipDeleteFont(nativeFont)
|
---|
172 | End Sub
|
---|
173 |
|
---|
174 | Const Function IsAvailable() As Boolean
|
---|
175 | Return nativeFont <> 0
|
---|
176 | End Function
|
---|
177 |
|
---|
178 | Const Function Style() As Long
|
---|
179 | SetStatus(GdipGetFontStyle(nativeFont, Style))
|
---|
180 | End Function
|
---|
181 |
|
---|
182 | Const Function Size() As Single
|
---|
183 | SetStatus(GdipGetFontSize(nativeFont, Size))
|
---|
184 | End Function
|
---|
185 |
|
---|
186 | Const Function SizeInPoints() As Single
|
---|
187 |
|
---|
188 | Const Function Unit() As GraphicsUnit
|
---|
189 | SetStatus(GdipGetFontUnit(nativeFont, Unit))
|
---|
190 | End Function
|
---|
191 |
|
---|
192 | Const Function LastStatus() As Status
|
---|
193 | Return lastResult
|
---|
194 | End Function
|
---|
195 |
|
---|
196 | Const Function Height() As Long
|
---|
197 | Return GetHeight() As Long
|
---|
198 | End Function
|
---|
199 |
|
---|
200 | Const Function GetHeight() As Single
|
---|
201 | SetStatus(GdipGetFontHeight(nativeFont, 0, GetHeight))
|
---|
202 | End Function
|
---|
203 |
|
---|
204 | Const Function GetHeight(/*IN const*/ g As Graphics) As Single
|
---|
205 | Dim nativeGraphics As *GpGraphics
|
---|
206 | If Not ActiveBasic.IsNothing(g) Then
|
---|
207 | nativeGraphics = g.NativeGraphics
|
---|
208 | End If
|
---|
209 | SetStatus(GdipGetFontHeight(nativeFont, nativeGraphics, GetHeight))
|
---|
210 | End Function
|
---|
211 |
|
---|
212 | Const Function GetHeight(/*IN*/ dpi As Single) As Single
|
---|
213 | SetStatus(GdipGetFontHeightGivenDPI(nativeFont, dpi, GetHeight))
|
---|
214 | End Function
|
---|
215 |
|
---|
216 | ' Const Function FontFamily(/*OUT*/ ByRef family As FontFamily)
|
---|
217 | ' If VarPtr(family) = 0 Then
|
---|
218 | ' Return SetStatus(Status.InvalidParameter)
|
---|
219 | ' End If
|
---|
220 | ' Dim status = GdipGetFamily(nativeFont, family->nativeFamily)
|
---|
221 | ' family->SetStatus(status)
|
---|
222 | ' Return SetStatus(status)
|
---|
223 | ' End Function
|
---|
224 |
|
---|
225 | Const Function Bold() As Boolean
|
---|
226 | Dim lf As LOGFONT
|
---|
227 | GetLogFont(0, lf)
|
---|
228 | Return lf.lfWeight > FW_BOLD
|
---|
229 | End Function
|
---|
230 |
|
---|
231 | Const Function GdiCharSet() As Byte
|
---|
232 | Dim lf As LOGFONT
|
---|
233 | GetLogFont(0, lf)
|
---|
234 | Return lf.lfCharSet
|
---|
235 | End Function
|
---|
236 |
|
---|
237 | 'Const Function GdiVerticalFont() As Boolean
|
---|
238 |
|
---|
239 | Const Function NativeFont() As *GpFont
|
---|
240 | Return nativeFont
|
---|
241 | End Function
|
---|
242 |
|
---|
243 | 'Const Function IsSystemFont() As Boolean
|
---|
244 |
|
---|
245 | Const Function Italic() As Boolean
|
---|
246 | Dim lf As LOGFONT
|
---|
247 | GetLogFont(0, lf)
|
---|
248 | Return lf.lfItalic <> FALSE
|
---|
249 | End Function
|
---|
250 |
|
---|
251 | Const Function Name() As String
|
---|
252 | #ifdef UNICODE
|
---|
253 | Dim lf As LOGFONTW
|
---|
254 | GetLogFontW(0, lf)
|
---|
255 | #else
|
---|
256 | Dim lf As LOGFONTA
|
---|
257 | GetLogFontA(0, lf)
|
---|
258 | #endif
|
---|
259 | Return lf.lfFaceName
|
---|
260 | End Function
|
---|
261 |
|
---|
262 | 'Const Function SizeInPoint() As Boolean
|
---|
263 |
|
---|
264 | Const Function StrikeOut() As Boolean
|
---|
265 | Dim lf As LOGFONT
|
---|
266 | GetLogFont(0, lf)
|
---|
267 | Return lf.fdwStrikeOut <> FALSE
|
---|
268 | End Function
|
---|
269 |
|
---|
270 | Const Function Style() As FontStyle
|
---|
271 | Dim lf As LOGFONT
|
---|
272 | GetLogFont(0, lf)
|
---|
273 | Return (((lf.lfWeight > FW_BOLD) And FontStyle.Bold) Or _
|
---|
274 | ((lf.lfItatlic <> FALSE) And FontStyle.Italic) Or _
|
---|
275 | ((lf.fdwStrikeOut <> FALSE) And FontStyle.Strickeout) Or _
|
---|
276 | ((lf.fdwUnderline <> FALSE) And FontStyle.Underline)) As FontStyle
|
---|
277 | End Function
|
---|
278 |
|
---|
279 | 'Const Function SystemFontName() As String
|
---|
280 |
|
---|
281 | Const Function Underline() As Boolean
|
---|
282 | Dim lf As LOGFONT
|
---|
283 | GetLogFont(0, lf)
|
---|
284 | Return lf.fdwUnderline <> FALSE
|
---|
285 | End Function
|
---|
286 |
|
---|
287 | Override Function ToString() As String
|
---|
288 | Return Name
|
---|
289 | End Function
|
---|
290 |
|
---|
291 | Const Function ToHfont() As HFONT
|
---|
292 | Dim lf As LOGFONT
|
---|
293 | GetLogFont(ByVal 0, lf)
|
---|
294 | Return CreateFontIndirect(lf)
|
---|
295 | End Function
|
---|
296 |
|
---|
297 | Const Sub ToLogFont(ByRef lf As LOGFONT)
|
---|
298 | GetLogFont(ByVal 0, lf)
|
---|
299 | End Sub
|
---|
300 |
|
---|
301 | Const Sub ToLogFont(ByRef lf As LOGFONT, g As Graphics)
|
---|
302 | GetLogFont(g, lf)
|
---|
303 | End Sub
|
---|
304 |
|
---|
305 | Private
|
---|
306 | ' Sub Font(ByRef f As Font)
|
---|
307 |
|
---|
308 | Protected
|
---|
309 | Sub Font(f As *GpFont, status As Status)
|
---|
310 | lastResult = status
|
---|
311 | SetNativeFont(f)
|
---|
312 | End Sub
|
---|
313 |
|
---|
314 | Sub SetNativeFont(f As *GpFont)
|
---|
315 | nativeFont = f
|
---|
316 | End Sub
|
---|
317 |
|
---|
318 | Const Function SetStatus(s As Status) As Status
|
---|
319 | If s <> Status.Ok Then
|
---|
320 | lastResult = s
|
---|
321 | Return s
|
---|
322 | Else
|
---|
323 | Return s
|
---|
324 | End If
|
---|
325 | End Function
|
---|
326 |
|
---|
327 | Protected
|
---|
328 | nativeFont As *GpFont
|
---|
329 | /*mutable*/ lastResult As Status
|
---|
330 | End Class
|
---|