[1046] | 1 | /*
|
---|
| 2 | * gdiplusstringformat.h
|
---|
| 3 | *
|
---|
| 4 | * GDI+ StringFormat class
|
---|
| 5 | *
|
---|
| 6 | * This file is part of the w32api package.
|
---|
| 7 | *
|
---|
| 8 | * Contributors:
|
---|
| 9 | * Created by Markus Koenig <markus@stber-koenig.de>
|
---|
| 10 | *
|
---|
| 11 | * THIS SOFTWARE IS NOT COPYRIGHTED
|
---|
| 12 | *
|
---|
| 13 | * This source code is offered for use in the public domain. You may
|
---|
| 14 | * use, modify or distribute it freely.
|
---|
| 15 | *
|
---|
| 16 | * This code is distributed in the hope that it will be useful but
|
---|
| 17 | * WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
|
---|
| 18 | * DISCLAIMED. This includes but is not limited to warranties of
|
---|
| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
---|
| 20 | *
|
---|
| 21 | */
|
---|
| 22 |
|
---|
| 23 | #ifndef __GDIPLUS_STRINGFORMAT_H
|
---|
| 24 | #define __GDIPLUS_STRINGFORMAT_H
|
---|
| 25 | #if __GNUC__ >=3
|
---|
| 26 | #pragma GCC system_header
|
---|
| 27 | #endif
|
---|
| 28 |
|
---|
| 29 | #ifndef __cplusplus
|
---|
| 30 | #error "A C++ compiler is required to include gdiplusstringformat.h."
|
---|
| 31 | #endif
|
---|
| 32 |
|
---|
| 33 | class StringFormat: public GdiplusBase
|
---|
| 34 | {
|
---|
| 35 | friend class Graphics;
|
---|
| 36 | friend class GraphicsPath;
|
---|
| 37 |
|
---|
| 38 | public:
|
---|
| 39 | static const StringFormat* GenericDefault();
|
---|
| 40 | static const StringFormat* GenericTypographic();
|
---|
| 41 |
|
---|
| 42 | StringFormat(INT formatFlags = 0, LANGID language = LANG_NEUTRAL):
|
---|
| 43 | nativeStringFormat(NULL), lastStatus(Ok)
|
---|
| 44 | {
|
---|
| 45 | lastStatus = DllExports::GdipCreateStringFormat(
|
---|
| 46 | formatFlags, language, &nativeStringFormat);
|
---|
| 47 | }
|
---|
| 48 | StringFormat(const StringFormat *format):
|
---|
| 49 | nativeStringFormat(NULL), lastStatus(Ok)
|
---|
| 50 | {
|
---|
| 51 | lastStatus = DllExports::GdipCloneStringFormat(
|
---|
| 52 | format ? format->nativeStringFormat : NULL,
|
---|
| 53 | &nativeStringFormat);
|
---|
| 54 | }
|
---|
| 55 | ~StringFormat()
|
---|
| 56 | {
|
---|
| 57 | DllExports::GdipDeleteStringFormat(nativeStringFormat);
|
---|
| 58 | }
|
---|
| 59 | StringFormat* Clone() const
|
---|
| 60 | {
|
---|
| 61 | GpStringFormat *cloneStringFormat = NULL;
|
---|
| 62 | Status status = updateStatus(DllExports::GdipCloneStringFormat(
|
---|
| 63 | nativeStringFormat, &cloneStringFormat));
|
---|
| 64 | if (status == Ok) {
|
---|
| 65 | StringFormat *result = new StringFormat(
|
---|
| 66 | cloneStringFormat, lastStatus);
|
---|
| 67 | if (!result) {
|
---|
| 68 | DllExports::GdipDeleteStringFormat(cloneStringFormat);
|
---|
| 69 | lastStatus = OutOfMemory;
|
---|
| 70 | }
|
---|
| 71 | return result;
|
---|
| 72 | } else {
|
---|
| 73 | return NULL;
|
---|
| 74 | }
|
---|
| 75 | }
|
---|
| 76 |
|
---|
| 77 | StringAlignment GetAlignment() const
|
---|
| 78 | {
|
---|
| 79 | StringAlignment result = StringAlignmentNear;
|
---|
| 80 | updateStatus(DllExports::GdipGetStringFormatAlign(
|
---|
| 81 | nativeStringFormat, &result));
|
---|
| 82 | return result;
|
---|
| 83 | }
|
---|
| 84 | LANGID GetDigitSubstitutionLanguage() const
|
---|
| 85 | {
|
---|
| 86 | LANGID result = 0;
|
---|
| 87 | StringDigitSubstitute method;
|
---|
| 88 | updateStatus(DllExports::GdipGetStringFormatDigitSubstitution(
|
---|
| 89 | nativeStringFormat, &result, &method));
|
---|
| 90 | return result;
|
---|
| 91 | }
|
---|
| 92 | StringDigitSubstitute GetDigitSubstitutionMethod() const
|
---|
| 93 | {
|
---|
| 94 | LANGID language;
|
---|
| 95 | StringDigitSubstitute result = StringDigitSubstituteUser;
|
---|
| 96 | updateStatus(DllExports::GdipGetStringFormatDigitSubstitution(
|
---|
| 97 | nativeStringFormat, &language, &result));
|
---|
| 98 | return result;
|
---|
| 99 | }
|
---|
| 100 | INT GetFormatFlags() const
|
---|
| 101 | {
|
---|
| 102 | INT result = 0;
|
---|
| 103 | updateStatus(DllExports::GdipGetStringFormatFlags(
|
---|
| 104 | nativeStringFormat, &result));
|
---|
| 105 | return result;
|
---|
| 106 | }
|
---|
| 107 | HotkeyPrefix GetHotkeyPrefix() const
|
---|
| 108 | {
|
---|
| 109 | HotkeyPrefix result = HotkeyPrefixNone;
|
---|
| 110 | updateStatus(DllExports::GdipGetStringFormatHotkeyPrefix(
|
---|
| 111 | nativeStringFormat, (INT*) &result));
|
---|
| 112 | return result;
|
---|
| 113 | }
|
---|
| 114 | Status GetLastStatus() const
|
---|
| 115 | {
|
---|
| 116 | Status result = lastStatus;
|
---|
| 117 | lastStatus = Ok;
|
---|
| 118 | return result;
|
---|
| 119 | }
|
---|
| 120 | StringAlignment GetLineAlignment() const
|
---|
| 121 | {
|
---|
| 122 | StringAlignment result = StringAlignmentNear;
|
---|
| 123 | updateStatus(DllExports::GdipGetStringFormatLineAlign(
|
---|
| 124 | nativeStringFormat, &result));
|
---|
| 125 | return result;
|
---|
| 126 | }
|
---|
| 127 | INT GetMeasurableCharacterRangeCount() const
|
---|
| 128 | {
|
---|
| 129 | INT result = 0;
|
---|
| 130 | updateStatus(DllExports::GdipGetStringFormatMeasurableCharacterRangeCount(
|
---|
| 131 | nativeStringFormat, &result));
|
---|
| 132 | return result;
|
---|
| 133 | }
|
---|
| 134 | INT GetTabStopCount() const
|
---|
| 135 | {
|
---|
| 136 | INT result = 0;
|
---|
| 137 | updateStatus(DllExports::GdipGetStringFormatTabStopCount(
|
---|
| 138 | nativeStringFormat, &result));
|
---|
| 139 | return result;
|
---|
| 140 | }
|
---|
| 141 | Status GetTabStops(INT count, REAL *firstTabOffset, REAL *tabStops)
|
---|
| 142 | {
|
---|
| 143 | return updateStatus(DllExports::GdipGetStringFormatTabStops(
|
---|
| 144 | nativeStringFormat, count,
|
---|
| 145 | firstTabOffset, tabStops));
|
---|
| 146 | }
|
---|
| 147 | StringTrimming GetTrimming() const
|
---|
| 148 | {
|
---|
| 149 | StringTrimming result = StringTrimmingNone;
|
---|
| 150 | updateStatus(DllExports::GdipGetStringFormatTrimming(
|
---|
| 151 | nativeStringFormat, &result));
|
---|
| 152 | return result;
|
---|
| 153 | }
|
---|
| 154 | Status SetAlignment(StringAlignment align)
|
---|
| 155 | {
|
---|
| 156 | return updateStatus(DllExports::GdipSetStringFormatAlign(
|
---|
| 157 | nativeStringFormat, align));
|
---|
| 158 | }
|
---|
| 159 | Status SetDigitSubstitution(LANGID language,
|
---|
| 160 | StringDigitSubstitute substitute)
|
---|
| 161 | {
|
---|
| 162 | return updateStatus(DllExports::GdipSetStringFormatDigitSubstitution(
|
---|
| 163 | nativeStringFormat, language, substitute));
|
---|
| 164 | }
|
---|
| 165 | Status SetFormatFlags(INT flags)
|
---|
| 166 | {
|
---|
| 167 | return updateStatus(DllExports::GdipSetStringFormatFlags(
|
---|
| 168 | nativeStringFormat, flags));
|
---|
| 169 | }
|
---|
| 170 | Status SetHotkeyPrefix(HotkeyPrefix hotkeyPrefix)
|
---|
| 171 | {
|
---|
| 172 | return updateStatus(DllExports::GdipSetStringFormatHotkeyPrefix(
|
---|
| 173 | nativeStringFormat, (INT) hotkeyPrefix));
|
---|
| 174 | }
|
---|
| 175 | Status SetLineAlignment(StringAlignment align)
|
---|
| 176 | {
|
---|
| 177 | return updateStatus(DllExports::GdipSetStringFormatLineAlign(
|
---|
| 178 | nativeStringFormat, align));
|
---|
| 179 | }
|
---|
| 180 | Status SetMeasurableCharacterRanges(INT rangeCount,
|
---|
| 181 | const CharacterRange *ranges)
|
---|
| 182 | {
|
---|
| 183 | return updateStatus(DllExports::GdipSetStringFormatMeasurableCharacterRanges(
|
---|
| 184 | nativeStringFormat, rangeCount, ranges));
|
---|
| 185 | }
|
---|
| 186 | Status SetTabStops(REAL firstTabOffset, INT count, const REAL *tabStops)
|
---|
| 187 | {
|
---|
| 188 | return updateStatus(DllExports::GdipSetStringFormatTabStops(
|
---|
| 189 | nativeStringFormat, firstTabOffset,
|
---|
| 190 | count, tabStops));
|
---|
| 191 | }
|
---|
| 192 | Status SetTrimming(StringTrimming trimming)
|
---|
| 193 | {
|
---|
| 194 | return updateStatus(DllExports::GdipSetStringFormatTrimming(
|
---|
| 195 | nativeStringFormat, trimming));
|
---|
| 196 | }
|
---|
| 197 |
|
---|
| 198 | private:
|
---|
| 199 | StringFormat(GpStringFormat *stringFormat, Status status):
|
---|
| 200 | nativeStringFormat(stringFormat), lastStatus(status) {}
|
---|
| 201 | StringFormat(const StringFormat&);
|
---|
| 202 | StringFormat& operator=(const StringFormat&);
|
---|
| 203 |
|
---|
| 204 | Status updateStatus(Status newStatus) const
|
---|
| 205 | {
|
---|
| 206 | if (newStatus != Ok) lastStatus = newStatus;
|
---|
| 207 | return newStatus;
|
---|
| 208 | }
|
---|
| 209 |
|
---|
| 210 | GpStringFormat *nativeStringFormat;
|
---|
| 211 | mutable Status lastStatus;
|
---|
| 212 | };
|
---|
| 213 |
|
---|
| 214 |
|
---|
| 215 | // FIXME: do StringFormat::GenericDefault() et al. need to be thread safe?
|
---|
| 216 | // FIXME: maybe put this in gdiplus.c?
|
---|
| 217 |
|
---|
| 218 | extern "C" void *_GdipStringFormatCachedGenericDefault;
|
---|
| 219 | extern "C" void *_GdipStringFormatCachedGenericTypographic;
|
---|
| 220 |
|
---|
| 221 | __inline__ const StringFormat* StringFormat::GenericDefault()
|
---|
| 222 | {
|
---|
| 223 | if (!_GdipStringFormatCachedGenericDefault) {
|
---|
| 224 | GpStringFormat *nativeStringFormat = 0;
|
---|
| 225 | Status status = DllExports::GdipStringFormatGetGenericDefault(
|
---|
| 226 | &nativeStringFormat);
|
---|
| 227 | if (status == Ok && nativeStringFormat) {
|
---|
| 228 | _GdipStringFormatCachedGenericDefault = (void*)
|
---|
| 229 | new StringFormat(nativeStringFormat, Ok);
|
---|
| 230 | }
|
---|
| 231 | }
|
---|
| 232 | return (StringFormat*) _GdipStringFormatCachedGenericDefault;
|
---|
| 233 | }
|
---|
| 234 |
|
---|
| 235 | __inline__ const StringFormat* StringFormat::GenericTypographic()
|
---|
| 236 | {
|
---|
| 237 | if (!_GdipStringFormatCachedGenericTypographic) {
|
---|
| 238 | GpStringFormat *nativeStringFormat = 0;
|
---|
| 239 | Status status = DllExports::GdipStringFormatGetGenericTypographic(
|
---|
| 240 | &nativeStringFormat);
|
---|
| 241 | if (status == Ok && nativeStringFormat) {
|
---|
| 242 | _GdipStringFormatCachedGenericTypographic = (void*)
|
---|
| 243 | new StringFormat(nativeStringFormat, Ok);
|
---|
| 244 | }
|
---|
| 245 | }
|
---|
| 246 | return (StringFormat*) _GdipStringFormatCachedGenericTypographic;
|
---|
| 247 | }
|
---|
| 248 |
|
---|
| 249 |
|
---|
| 250 |
|
---|
| 251 | #endif /* __GDIPLUS_STRINGFORMAT_H */
|
---|