src/transform.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
   2 /*
   3  * transform.h:
   4  *
   5  * Contact:
   6  *   Moonlight List (moonlight-list@lists.ximian.com)
   7  *
   8  * Copyright 2007 Novell, Inc. (http://www.novell.com)
   9  *
  10  * See the LICENSE file included with the distribution for details.
  11  */
  12
  13 #ifndef __TRANSFORM_H__
  14 #define __TRANSFORM_H__
  15
  16 #include <glib.h>
  17 #include <cairo.h>
  18
  19 #include "collection.h"
  20
  21 /* @Namespace=System.Windows.Media */
  22 class GeneralTransform : public DependencyObject {
  23  protected:
  24         cairo_matrix_t _matrix;
  25         bool need_update;
  26
  27         virtual ~GeneralTransform () {};
  28
  29         virtual void UpdateTransform ();
  30         void MaybeUpdateTransform ();
  31
  32  public:
  33         /* @GenerateCBinding,GeneratePInvoke,ManagedAccess=Internal */
  34         GeneralTransform () : need_update (true) { SetObjectType (Type::GENERALTRANSFORM); }
  35
  36         virtual void OnPropertyChanged (PropertyChangedEventArgs *args, MoonError *error);
  37
  38         virtual void GetTransform (cairo_matrix_t *value);
  39
  40         /* @GenerateCBinding,GeneratePInvoke */
  41         Matrix* GetMatrix ();
  42
  43         Point Transform (Point point);
  44 };
  45
  46
  47 /* @Namespace=System.Windows.Media */
  48 class Transform : public GeneralTransform {
  49 protected:
  50         virtual ~Transform () {}
  51
  52 public:
  53         /* @GenerateCBinding,GeneratePInvoke,ManagedAccess=Internal */
  54         Transform () { SetObjectType (Type::TRANSFORM); }
  55 };
  56
  57
  58 /* @Namespace=System.Windows.Media */
  59 class RotateTransform : public Transform {
  60  protected:
  61         virtual ~RotateTransform () {}
  62         virtual void UpdateTransform ();
  63
  64  public:
  65         /* @PropertyType=double,DefaultValue=0.0,GenerateAccessors */
  66         const static int AngleProperty;
  67         /* @PropertyType=double,DefaultValue=0.0,GenerateAccessors */
  68         const static int CenterXProperty;
  69         /* @PropertyType=double,DefaultValue=0.0,GenerateAccessors */
  70         const static int CenterYProperty;
  71
  72         /* @GenerateCBinding,GeneratePInvoke */
  73         RotateTransform () { SetObjectType (Type::ROTATETRANSFORM); }
  74
  75         //
  76         // Property Accessors
  77         //
  78         void SetAngle (double angle);
  79         double GetAngle ();
  80
  81         void SetCenterX (double centerX);
  82         double GetCenterX ();
  83
  84         void SetCenterY (double centerY);
  85         double GetCenterY ();
  86 };
  87
  88
  89 /* @Namespace=System.Windows.Media */
  90 class TranslateTransform : public Transform {
  91  protected:
  92         virtual ~TranslateTransform () { }
  93         virtual void UpdateTransform ();
  94
  95  public:
  96         /* @PropertyType=double,DefaultValue=0.0,GenerateAccessors */
  97         const static int XProperty;
  98         /* @PropertyType=double,DefaultValue=0.0,GenerateAccessors */
  99         const static int YProperty;
 100
 101         /* @GenerateCBinding,GeneratePInvoke */
 102         TranslateTransform () { SetObjectType (Type::TRANSLATETRANSFORM); }
 103
 104         //
 105         // Property Accessors
 106         //
 107         void SetX (double x);
 108         double GetX ();
 109
 110         void SetY (double y);
 111         double GetY ();
 112 };
 113
 114
 115 /* @Namespace=System.Windows.Media */
 116 class ScaleTransform : public Transform {
 117  protected:
 118         virtual ~ScaleTransform () {}
 119         virtual void UpdateTransform ();
 120
 121  public:
 122         /* @PropertyType=double,DefaultValue=0.0,GenerateAccessors */
 123         const static int CenterXProperty;
 124         /* @PropertyType=double,DefaultValue=0.0,GenerateAccessors */
 125         const static int CenterYProperty;
 126         /* @PropertyType=double,DefaultValue=1.0,GenerateAccessors */
 127         const static int ScaleXProperty;
 128         /* @PropertyType=double,DefaultValue=1.0,GenerateAccessors */
 129         const static int ScaleYProperty;
 130
 131         /* @GenerateCBinding,GeneratePInvoke */
 132         ScaleTransform () { SetObjectType (Type::SCALETRANSFORM); }
 133
 134         //
 135         // Property Accessors
 136         //
 137         void SetCenterX (double centerX);
 138         double GetCenterX ();
 139
 140         void SetCenterY (double centerY);
 141         double GetCenterY ();
 142
 143         void SetScaleX (double scaleX);
 144         double GetScaleX ();
 145
 146         void SetScaleY (double scaleY);
 147         double GetScaleY ();
 148 };
 149
 150
 151 /* @Namespace=System.Windows.Media */
 152 class SkewTransform : public Transform {
 153  protected:
 154         virtual ~SkewTransform () {}
 155         virtual void UpdateTransform ();
 156
 157  public:
 158         /* @PropertyType=double,DefaultValue=0.0,GenerateAccessors */
 159         const static int AngleXProperty;
 160         /* @PropertyType=double,DefaultValue=0.0,GenerateAccessors */
 161         const static int AngleYProperty;
 162         /* @PropertyType=double,DefaultValue=0.0,GenerateAccessors */
 163         const static int CenterXProperty;
 164         /* @PropertyType=double,DefaultValue=0.0,GenerateAccessors */
 165         const static int CenterYProperty;
 166
 167         /* @GenerateCBinding,GeneratePInvoke */
 168         SkewTransform () { SetObjectType (Type::SKEWTRANSFORM); }
 169
 170         //
 171         // Property Accessors
 172         //
 173         void SetAngleX (double angleX);
 174         double GetAngleX ();
 175
 176         void SetAngleY (double angleY);
 177         double GetAngleY ();
 178
 179         void SetCenterX (double centerX);
 180         double GetCenterX ();
 181
 182         void SetCenterY (double centerY);
 183         double GetCenterY ();
 184 };
 185
 186
 187 /* @Namespace=None */ // The managed Matrix is a struct
 188 /* @ManagedDependencyProperties=Manual */
 189 /* @ManagedEvents=None */
 190 class Matrix : public DependencyObject {
 191         cairo_matrix_t matrix;
 192
 193  protected:
 194         virtual ~Matrix () {}
 195
 196  public:
 197         /* @PropertyType=double,DefaultValue=1.0,GenerateAccessors */
 198         const static int M11Property;
 199         /* @PropertyType=double,DefaultValue=0.0,GenerateAccessors */
 200         const static int M12Property;
 201         /* @PropertyType=double,DefaultValue=0.0,GenerateAccessors */
 202         const static int M21Property;
 203         /* @PropertyType=double,DefaultValue=1.0,GenerateAccessors */
 204         const static int M22Property;
 205         /* @PropertyType=double,DefaultValue=0.0,GenerateAccessors */
 206         const static int OffsetXProperty;
 207         /* @PropertyType=double,DefaultValue=0.0,GenerateAccessors */
 208         const static int OffsetYProperty;
 209
 210         /* @GenerateCBinding,GeneratePInvoke */
 211         Matrix ();
 212         Matrix (cairo_matrix_t *m);
 213
 214         virtual void OnPropertyChanged (PropertyChangedEventArgs *args, MoonError *error);
 215
 216         cairo_matrix_t GetUnderlyingMatrix ();
 217
 218         /* @GenerateCBinding,GeneratePInvoke */
 219         cairo_matrix_t *GetMatrixValues () { return &matrix; }
 220
 221         //
 222         // Property Accessors
 223         //
 224         void SetM11 (double m11);
 225         double GetM11 ();
 226
 227         void SetM12 (double m12);
 228         double GetM12 ();
 229
 230         void SetM21 (double m21);
 231         double GetM21 ();
 232
 233         void SetM22 (double m22);
 234         double GetM22 ();
 235
 236         void SetOffsetX (double offsetX);
 237         double GetOffsetX ();
 238
 239         void SetOffsetY (double offsetY);
 240         double GetOffsetY ();
 241 };
 242
 243 /* @Namespace=System.Windows.Media */
 244 // this type does not really exists - its purpose is to let the unmanaged (1.x) matrix be a dependency object
 245 // and the later (2.x) managed code use a struct (non-DO) for the matrix
 246 class UnmanagedMatrix : public Matrix {
 247
 248  protected:
 249         virtual ~UnmanagedMatrix () {}
 250
 251  public:
 252         /* @GenerateCBinding,GeneratePInvoke */
 253         UnmanagedMatrix () {  SetObjectType (Type::UNMANAGEDMATRIX); }
 254 };
 255
 256 /* @Namespace=System.Windows.Media */
 257 class MatrixTransform : public Transform {
 258  protected:
 259         virtual ~MatrixTransform () {}
 260
 261         virtual void UpdateTransform ();
 262
 263  public:
 264         /* @PropertyType=Matrix,GenerateAccessors */
 265         const static int MatrixProperty;
 266
 267         /* @GenerateCBinding,GeneratePInvoke */
 268         MatrixTransform () { SetObjectType (Type::MATRIXTRANSFORM); }
 269
 270         virtual void OnSubPropertyChanged (DependencyProperty *prop, DependencyObject *obj, PropertyChangedEventArgs *subobj_args);
 271
 272         //
 273         // Property Accessors
 274         //
 275         void SetMatrix (Matrix *matrix);
 276         Matrix *GetMatrix ();
 277 };
 278
 279
 280 /* @Namespace=System.Windows.Media */
 281 class TransformCollection : public DependencyObjectCollection {
 282  protected:
 283         virtual ~TransformCollection () {}
 284
 285  public:
 286         /* @GenerateCBinding,GeneratePInvoke */
 287         TransformCollection () { SetObjectType (Type::TRANSFORM_COLLECTION); }
 288
 289         virtual Type::Kind GetElementType () { return Type::TRANSFORM; }
 290 };
 291
 292
 293 /* @ContentProperty="Children" */
 294 /* @Namespace=System.Windows.Media */
 295 class TransformGroup : public Transform {
 296  protected:
 297         virtual ~TransformGroup () {}
 298
 299         virtual void UpdateTransform ();
 300
 301  public:
 302         /* @PropertyType=TransformCollection,AutoCreateValue,GenerateAccessors */
 303         const static int ChildrenProperty;
 304
 305         /* @GenerateCBinding,GeneratePInvoke */
 306         TransformGroup ();
 307
 308         virtual void OnCollectionItemChanged (Collection *col, DependencyObject *obj, PropertyChangedEventArgs *args);
 309         virtual void OnCollectionChanged (Collection *col, CollectionChangedEventArgs *args);
 310         virtual void OnPropertyChanged (PropertyChangedEventArgs *args, MoonError *error);
 311
 312         //
 313         // Property Accessors
 314         //
 315         void SetChildren (TransformCollection *children);
 316         TransformCollection *GetChildren ();
 317 };
 318
 319
 320 G_BEGIN_DECLS
 321
 322 /* @GeneratePInvoke */
 323 void   general_transform_transform_point (GeneralTransform *t, /* @MarshalAs=Point,IsRef */ Point *p, /* @MarshalAs=Point,IsRef */ Point *r);
 324
 325 G_END_DECLS
 326
 327 #endif