| 1 |
/* |
| 2 |
* gdipluspen.h |
| 3 |
* |
| 4 |
* GDI+ Pen 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_PEN_H |
| 24 |
#define __GDIPLUS_PEN_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 gdipluspen.h." |
| 31 |
#endif |
| 32 |
|
| 33 |
class Pen: public GdiplusBase |
| 34 |
{ |
| 35 |
friend class Graphics; |
| 36 |
friend class GraphicsPath; |
| 37 |
|
| 38 |
public: |
| 39 |
Pen(const Color& color, REAL width = 1.0f): |
| 40 |
nativePen(NULL), lastStatus(Ok) |
| 41 |
{ |
| 42 |
lastStatus = DllExports::GdipCreatePen1( |
| 43 |
color.GetValue(), width, UnitWorld, |
| 44 |
&nativePen); |
| 45 |
} |
| 46 |
Pen(const Brush *brush, REAL width = 1.0f): |
| 47 |
nativePen(NULL), lastStatus(Ok) |
| 48 |
{ |
| 49 |
lastStatus = DllExports::GdipCreatePen2( |
| 50 |
brush ? brush->nativeBrush : NULL, |
| 51 |
width, UnitWorld, &nativePen); |
| 52 |
} |
| 53 |
~Pen() |
| 54 |
{ |
| 55 |
DllExports::GdipDeletePen(nativePen); |
| 56 |
} |
| 57 |
Pen* Clone() const |
| 58 |
{ |
| 59 |
GpPen *clonePen = NULL; |
| 60 |
Status status = updateStatus(DllExports::GdipClonePen( |
| 61 |
nativePen, &clonePen)); |
| 62 |
if (status == Ok) { |
| 63 |
Pen *result = new Pen(clonePen, lastStatus); |
| 64 |
if (!result) { |
| 65 |
DllExports::GdipDeletePen(clonePen); |
| 66 |
lastStatus = OutOfMemory; |
| 67 |
} |
| 68 |
return result; |
| 69 |
} else { |
| 70 |
return NULL; |
| 71 |
} |
| 72 |
} |
| 73 |
|
| 74 |
PenAlignment GetAlignment() const |
| 75 |
{ |
| 76 |
PenAlignment result = PenAlignmentCenter; |
| 77 |
updateStatus(DllExports::GdipGetPenMode(nativePen, &result)); |
| 78 |
return result; |
| 79 |
} |
| 80 |
// TODO: implement Pen::GetBrush() |
| 81 |
//Brush *GetBrush() const |
| 82 |
//{ |
| 83 |
// // where is the pen brush allocated (static,member,new,other)? |
| 84 |
// // GdipGetPenBrushFill just returns a GpBrush* |
| 85 |
// updateStatus(NotImplemented); |
| 86 |
// return NULL; |
| 87 |
//} |
| 88 |
Status GetColor(Color *color) const |
| 89 |
{ |
| 90 |
return updateStatus(DllExports::GdipGetPenColor( |
| 91 |
nativePen, color ? &color->Value : NULL)); |
| 92 |
} |
| 93 |
Status GetCompoundArray(REAL *compoundArray, INT count) const |
| 94 |
{ |
| 95 |
return updateStatus(DllExports::GdipGetPenCompoundArray( |
| 96 |
nativePen, compoundArray, count)); |
| 97 |
} |
| 98 |
INT GetCompoundArrayCount() const |
| 99 |
{ |
| 100 |
INT result = 0; |
| 101 |
updateStatus(DllExports::GdipGetPenCompoundCount( |
| 102 |
nativePen, &result)); |
| 103 |
return result; |
| 104 |
} |
| 105 |
Status GetCustomEndCap(CustomLineCap *customCap) const |
| 106 |
{ |
| 107 |
if (!customCap) return lastStatus = InvalidParameter; |
| 108 |
// FIXME: do we need to call GdipDeleteCustomLineCap first? |
| 109 |
return updateStatus(DllExports::GdipGetPenCustomEndCap( |
| 110 |
nativePen, &customCap->nativeCustomLineCap)); |
| 111 |
} |
| 112 |
Status GetCustomStartCap(CustomLineCap *customCap) const |
| 113 |
{ |
| 114 |
if (!customCap) return lastStatus = InvalidParameter; |
| 115 |
// FIXME: do we need to call GdipDeleteCustomLineCap first? |
| 116 |
return updateStatus(DllExports::GdipGetPenCustomStartCap( |
| 117 |
nativePen, &customCap->nativeCustomLineCap)); |
| 118 |
} |
| 119 |
DashCap GetDashCap() const |
| 120 |
{ |
| 121 |
DashCap result = DashCapFlat; |
| 122 |
updateStatus(DllExports::GdipGetPenDashCap197819( |
| 123 |
nativePen, &result)); |
| 124 |
return result; |
| 125 |
} |
| 126 |
REAL GetDashOffset() const |
| 127 |
{ |
| 128 |
REAL result = 0.0f; |
| 129 |
updateStatus(DllExports::GdipGetPenDashOffset( |
| 130 |
nativePen, &result)); |
| 131 |
return result; |
| 132 |
} |
| 133 |
Status GetDashPattern(REAL *dashArray, INT count) const |
| 134 |
{ |
| 135 |
return updateStatus(DllExports::GdipGetPenDashArray( |
| 136 |
nativePen, dashArray, count)); |
| 137 |
} |
| 138 |
INT GetDashPatternCount() const |
| 139 |
{ |
| 140 |
INT result = 0; |
| 141 |
updateStatus(DllExports::GdipGetPenDashCount( |
| 142 |
nativePen, &result)); |
| 143 |
return result; |
| 144 |
} |
| 145 |
DashStyle GetDashStyle() const |
| 146 |
{ |
| 147 |
DashStyle result = DashStyleSolid; |
| 148 |
updateStatus(DllExports::GdipGetPenDashStyle( |
| 149 |
nativePen, &result)); |
| 150 |
return result; |
| 151 |
} |
| 152 |
LineCap GetEndCap() const |
| 153 |
{ |
| 154 |
LineCap result = LineCapFlat; |
| 155 |
updateStatus(DllExports::GdipGetPenEndCap(nativePen, &result)); |
| 156 |
return result; |
| 157 |
} |
| 158 |
Status GetLastStatus() const |
| 159 |
{ |
| 160 |
Status result = lastStatus; |
| 161 |
lastStatus = Ok; |
| 162 |
return result; |
| 163 |
} |
| 164 |
LineJoin GetLineJoin() const |
| 165 |
{ |
| 166 |
LineJoin result = LineJoinMiter; |
| 167 |
updateStatus(DllExports::GdipGetPenLineJoin( |
| 168 |
nativePen, &result)); |
| 169 |
return result; |
| 170 |
} |
| 171 |
REAL GetMiterLimit() const |
| 172 |
{ |
| 173 |
REAL result = 10.0f; |
| 174 |
updateStatus(DllExports::GdipGetPenMiterLimit( |
| 175 |
nativePen, &result)); |
| 176 |
return result; |
| 177 |
} |
| 178 |
PenType GetPenType() const |
| 179 |
{ |
| 180 |
PenType result = PenTypeUnknown; |
| 181 |
updateStatus(DllExports::GdipGetPenFillType( |
| 182 |
nativePen, &result)); |
| 183 |
return result; |
| 184 |
} |
| 185 |
LineCap GetStartCap() const |
| 186 |
{ |
| 187 |
LineCap result = LineCapFlat; |
| 188 |
updateStatus(DllExports::GdipGetPenStartCap( |
| 189 |
nativePen, &result)); |
| 190 |
return result; |
| 191 |
} |
| 192 |
Status GetTransform(Matrix *matrix) const |
| 193 |
{ |
| 194 |
return updateStatus(DllExports::GdipGetPenTransform( |
| 195 |
nativePen, |
| 196 |
matrix ? matrix->nativeMatrix : NULL)); |
| 197 |
} |
| 198 |
REAL GetWidth() const |
| 199 |
{ |
| 200 |
REAL result = 1.0f; |
| 201 |
updateStatus(DllExports::GdipGetPenWidth(nativePen, &result)); |
| 202 |
return result; |
| 203 |
} |
| 204 |
Status MultiplyTransform(const Matrix *matrix, |
| 205 |
MatrixOrder order = MatrixOrderPrepend) |
| 206 |
{ |
| 207 |
return updateStatus(DllExports::GdipMultiplyPenTransform( |
| 208 |
nativePen, |
| 209 |
matrix ? matrix->nativeMatrix : NULL, order)); |
| 210 |
} |
| 211 |
Status ResetTransform() |
| 212 |
{ |
| 213 |
return updateStatus(DllExports::GdipResetPenTransform( |
| 214 |
nativePen)); |
| 215 |
} |
| 216 |
Status RotateTransform(REAL angle, |
| 217 |
MatrixOrder order = MatrixOrderPrepend) |
| 218 |
{ |
| 219 |
return updateStatus(DllExports::GdipRotatePenTransform( |
| 220 |
nativePen, angle, order)); |
| 221 |
} |
| 222 |
Status ScaleTransform(REAL sx, REAL sy, |
| 223 |
MatrixOrder order = MatrixOrderPrepend) |
| 224 |
{ |
| 225 |
return updateStatus(DllExports::GdipScalePenTransform( |
| 226 |
nativePen, sx, sy, order)); |
| 227 |
} |
| 228 |
Status SetAlignment(PenAlignment penAlignment) |
| 229 |
{ |
| 230 |
return updateStatus(DllExports::GdipSetPenMode( |
| 231 |
nativePen, penAlignment)); |
| 232 |
} |
| 233 |
Status SetBrush(const Brush *brush) |
| 234 |
{ |
| 235 |
return updateStatus(DllExports::GdipSetPenBrushFill( |
| 236 |
nativePen, brush ? brush->nativeBrush : NULL)); |
| 237 |
} |
| 238 |
Status SetColor(const Color& color) |
| 239 |
{ |
| 240 |
return updateStatus(DllExports::GdipSetPenColor( |
| 241 |
nativePen, color.GetValue())); |
| 242 |
} |
| 243 |
Status SetCompoundArray(const REAL *compoundArray, INT count) |
| 244 |
{ |
| 245 |
return updateStatus(DllExports::GdipSetPenCompoundArray( |
| 246 |
nativePen, compoundArray, count)); |
| 247 |
} |
| 248 |
Status SetCustomEndCap(const CustomLineCap *customCap) |
| 249 |
{ |
| 250 |
return updateStatus(DllExports::GdipSetPenCustomEndCap( |
| 251 |
nativePen, |
| 252 |
customCap ? customCap->nativeCustomLineCap : NULL)); |
| 253 |
} |
| 254 |
Status SetCustomStartCap(const CustomLineCap *customCap) |
| 255 |
{ |
| 256 |
return updateStatus(DllExports::GdipSetPenCustomStartCap( |
| 257 |
nativePen, |
| 258 |
customCap ? customCap->nativeCustomLineCap : NULL)); |
| 259 |
} |
| 260 |
Status SetDashCap(DashCap dashCap) |
| 261 |
{ |
| 262 |
return updateStatus(DllExports::GdipSetPenDashCap197819( |
| 263 |
nativePen, dashCap)); |
| 264 |
} |
| 265 |
Status SetDashOffset(REAL dashOffset) |
| 266 |
{ |
| 267 |
return updateStatus(DllExports::GdipSetPenDashOffset( |
| 268 |
nativePen, dashOffset)); |
| 269 |
} |
| 270 |
Status SetDashPattern(const REAL *dashArray, INT count) |
| 271 |
{ |
| 272 |
return updateStatus(DllExports::GdipSetPenDashArray( |
| 273 |
nativePen, dashArray, count)); |
| 274 |
} |
| 275 |
Status SetDashStyle(DashStyle dashStyle) |
| 276 |
{ |
| 277 |
return updateStatus(DllExports::GdipSetPenDashStyle( |
| 278 |
nativePen, dashStyle)); |
| 279 |
} |
| 280 |
Status SetEndCap(LineCap endCap) |
| 281 |
{ |
| 282 |
return updateStatus(DllExports::GdipSetPenEndCap( |
| 283 |
nativePen, endCap)); |
| 284 |
} |
| 285 |
Status SetLineCap(LineCap startCap, LineCap endCap, DashCap dashCap) |
| 286 |
{ |
| 287 |
return updateStatus(DllExports::GdipSetPenLineCap197819( |
| 288 |
nativePen, startCap, endCap, dashCap)); |
| 289 |
} |
| 290 |
Status SetLineJoin(LineJoin lineJoin) |
| 291 |
{ |
| 292 |
return updateStatus(DllExports::GdipSetPenLineJoin( |
| 293 |
nativePen, lineJoin)); |
| 294 |
} |
| 295 |
Status SetMiterLimit(REAL miterLimit) |
| 296 |
{ |
| 297 |
return updateStatus(DllExports::GdipSetPenMiterLimit( |
| 298 |
nativePen, miterLimit)); |
| 299 |
} |
| 300 |
Status SetStartCap(LineCap startCap) |
| 301 |
{ |
| 302 |
return updateStatus(DllExports::GdipSetPenStartCap( |
| 303 |
nativePen, startCap)); |
| 304 |
} |
| 305 |
Status SetTransform(const Matrix *matrix) |
| 306 |
{ |
| 307 |
return updateStatus(DllExports::GdipSetPenTransform( |
| 308 |
nativePen, |
| 309 |
matrix ? matrix->nativeMatrix : NULL)); |
| 310 |
} |
| 311 |
Status SetWidth(REAL width) |
| 312 |
{ |
| 313 |
return updateStatus(DllExports::GdipSetPenWidth( |
| 314 |
nativePen, width)); |
| 315 |
} |
| 316 |
Status TranslateTransform(REAL dx, REAL dy, |
| 317 |
MatrixOrder order = MatrixOrderPrepend) |
| 318 |
{ |
| 319 |
return updateStatus(DllExports::GdipTranslatePenTransform( |
| 320 |
nativePen, dx, dy, order)); |
| 321 |
} |
| 322 |
|
| 323 |
private: |
| 324 |
Pen(GpPen *pen, Status status): nativePen(pen), lastStatus(status) {} |
| 325 |
Pen(const Pen& pen); |
| 326 |
Pen& operator=(const Pen&); |
| 327 |
|
| 328 |
Status updateStatus(Status newStatus) const |
| 329 |
{ |
| 330 |
if (newStatus != Ok) lastStatus = newStatus; |
| 331 |
return newStatus; |
| 332 |
} |
| 333 |
|
| 334 |
GpPen *nativePen; |
| 335 |
mutable Status lastStatus; |
| 336 |
}; |
| 337 |
|
| 338 |
#endif /* __GDIPLUS_PEN_H */ |
