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00081 #ifndef __QUILL_IMAGE_FILTER_GENERIC_H__
00082 #define __QUILL_IMAGE_FILTER_GENERIC_H__
00083
00084 #include <QVariant>
00085 #include <QLatin1String>
00086 #include <QStringList>
00087
00088 #include "quillimage.h"
00089
00090 class QIODevice;
00091 class QuillImageFilterInterface;
00092 class QuillImageFilterImplementation;
00093 class QuillImageFilterPrivate;
00094
00095 class QuillImageFilter
00096 {
00097 public:
00098 typedef QString QuillFilterOption;
00099
00100 static const QLatin1String FileName;
00101 static const QLatin1String FileFormat;
00102 static const QLatin1String Timestamp;
00103
00104 static const QLatin1String Name_AutoContrast;
00105 static const QLatin1String Name_BrightnessContrast;
00106 static const QLatin1String Name_Crop;
00107 static const QLatin1String Name_Load;
00108 static const QLatin1String Name_Overlay;
00109 static const QLatin1String Name_Save;
00110 static const QLatin1String Name_ScaleCrop;
00111 static const QLatin1String Name_Flip;
00112 static const QLatin1String Name_FreeRotate;
00113 static const QLatin1String Name_Gaussian;
00114 static const QLatin1String Name_Lanczos;
00115 static const QLatin1String Name_Levels;
00116 static const QLatin1String Name_AutoLevels;
00117 static const QLatin1String Name_RedEyeReduction;
00118 static const QLatin1String Name_RedEyeDetection;
00119 static const QLatin1String Name_Rotate;
00120 static const QLatin1String Name_Scale;
00121
00122 static const QLatin1String Name_AutoContrast_deprecated;
00123 static const QLatin1String Name_BrightnessContrast_deprecated;
00124 static const QLatin1String Name_Crop_deprecated;
00125 static const QLatin1String Name_Load_deprecated;
00126 static const QLatin1String Name_Overlay_deprecated;
00127 static const QLatin1String Name_Save_deprecated;
00128 static const QLatin1String Name_ScaleCrop_deprecated;
00129 static const QLatin1String Name_Flip_deprecated;
00130 static const QLatin1String Name_FreeRotate_deprecated;
00131 static const QLatin1String Name_Gaussian_deprecated;
00132 static const QLatin1String Name_Lanczos_deprecated;
00133 static const QLatin1String Name_Levels_deprecated;
00134 static const QLatin1String Name_AutoLevels_deprecated;
00135 static const QLatin1String Name_RedEyeReduction_deprecated;
00136 static const QLatin1String Name_RedEyeDetection_deprecated;
00137 static const QLatin1String Name_Rotate_deprecated;
00138 static const QLatin1String Name_Scale_deprecated;
00139
00140
00144 static const QLatin1String DisableUndo;
00148 static const QLatin1String DisablePreview;
00152 static const QLatin1String SizeAfter;
00157 static const QLatin1String Brightness;
00162 static const QLatin1String Contrast;
00166 static const QLatin1String Red;
00170 static const QLatin1String Green;
00174 static const QLatin1String Blue;
00178 static const QLatin1String RedMax;
00182 static const QLatin1String GreenMax;
00186 static const QLatin1String BlueMax;
00190 static const QLatin1String Angle;
00194 static const QLatin1String CropRectangle;
00198 static const QLatin1String Center;
00202 static const QLatin1String Radius;
00206 static const QLatin1String Horizontal;
00210 static const QLatin1String Background;
00214 static const QLatin1String TileCount;
00218 static const QLatin1String SelectionArea;
00222 static const QLatin1String RawExifData;
00226 static const QLatin1String MimeType;
00230 static const QLatin1String BackgroundColor;
00234 static const QLatin1String IgnoreExifOrientation;
00235
00236
00237 enum QuillFilterRole {
00245 Role_Undefined = 0,
00249 Role_Load,
00253 Role_Save,
00257 Role_Overlay,
00261 Role_PreviewScale
00262 };
00263
00264 enum ImageFilterError{
00265 UnspecifiedError = -1,
00266 NoError = 0,
00267 FileNotFoundError,
00268 UnsupportedFormatError,
00269 InvalidDataError,
00270 FileCanNotOpenError,
00271 CanceledError
00272 };
00273
00274 public:
00275
00280 QuillImageFilter();
00281
00288 QuillImageFilter(const QString &name);
00289
00296 QuillImageFilter(QuillFilterRole role);
00297
00302 virtual ~QuillImageFilter();
00303
00308 bool isValid();
00309
00317 QVariant option(const QString &filterOption) const;
00318
00326 bool setOption(const QString &filterOption, const QVariant &value);
00327
00334 bool supportsOption(const QString &filterOption) const;
00335
00340 const QStringList supportedOptions() const;
00341
00346 virtual QuillImage apply(const QuillImage &image) const;
00347
00353 QSize newFullImageSize(const QSize &fullImageSize) const;
00354
00360 QRect newArea(const QSize &fullImageSize, const QRect &area) const;
00361
00365 const QString name() const;
00366
00374 QuillFilterRole role() const;
00375
00379 QIODevice* iODevice() const;
00380
00387 void setIODevice(QIODevice* iODevice);
00388
00400 void cancel();
00401
00404 QuillImageFilter::ImageFilterError error() const;
00405
00406 protected:
00407 QuillImageFilterImplementation *handler() const;
00408
00409 void setHandler(QuillImageFilterImplementation *handler);
00410
00411 void setValid(bool valid);
00412
00413 private:
00414 QuillImageFilterPrivate *priv;
00415 };
00416
00417
00418 #endif // __QUILL_IMAGE_FILTER_GENERIC_H__