1 /* libs/graphics/animator/SkDisplayType.h 2 ** 3 ** Copyright 2006, The Android Open Source Project 4 ** 5 ** Licensed under the Apache License, Version 2.0 (the "License"); 6 ** you may not use this file except in compliance with the License. 7 ** You may obtain a copy of the License at 8 ** 9 ** http://www.apache.org/licenses/LICENSE-2.0 10 ** 11 ** Unless required by applicable law or agreed to in writing, software 12 ** distributed under the License is distributed on an "AS IS" BASIS, 13 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 ** See the License for the specific language governing permissions and 15 ** limitations under the License. 16 */ 17 18 #ifndef SkDisplayType_DEFINED 19 #define SkDisplayType_DEFINED 20 21 #include "SkMath.h" 22 #include "SkScalar.h" 23 24 #ifdef SK_DEBUG 25 #ifdef SK_CAN_USE_FLOAT 26 #define SK_DUMP_ENABLED 27 #endif 28 #ifdef SK_BUILD_FOR_MAC 29 #define SK_FIND_LEAKS 30 #endif 31 #endif 32 33 #define SK_LITERAL_STR_EQUAL(str, token, len) (sizeof(str) - 1 == len \ 34 && strncmp(str, token, sizeof(str) - 1) == 0) 35 36 class SkAnimateMaker; 37 class SkDisplayable; 38 struct SkMemberInfo; 39 40 enum SkDisplayTypes { 41 SkType_Unknown, 42 SkType_Math, // for ecmascript compatible Math functions and constants 43 SkType_Number, // for for ecmascript compatible Number functions and constants 44 SkType_Add, 45 SkType_AddCircle, 46 SkType_AddGeom, 47 SkType_AddMode, 48 SkType_AddOval, 49 SkType_AddPath, 50 SkType_AddRect, // path part 51 SkType_AddRoundRect, 52 SkType_Align, 53 SkType_Animate, 54 SkType_AnimateBase, // base type for animate, set 55 SkType_Apply, 56 SkType_ApplyMode, 57 SkType_ApplyTransition, 58 SkType_Array, 59 SkType_ARGB, 60 SkType_Base64, 61 SkType_BaseBitmap, 62 SkType_BaseClassInfo, 63 SkType_Bitmap, 64 SkType_BitmapEncoding, 65 SkType_BitmapFormat, 66 SkType_BitmapShader, 67 SkType_Blur, 68 SkType_Boolean, // can have values -1 (uninitialized), 0, 1 69 SkType_Boundable, 70 SkType_Bounds, 71 SkType_Cap, 72 SkType_Clear, 73 SkType_Clip, 74 SkType_Close, 75 SkType_Color, 76 SkType_CubicTo, 77 SkType_Dash, 78 SkType_Data, 79 SkType_Discrete, 80 SkType_Displayable, 81 SkType_Drawable, 82 SkType_DrawTo, 83 SkType_Dump, 84 SkType_DynamicString, // evaluate at draw time 85 SkType_Emboss, 86 SkType_Event, 87 SkType_EventCode, 88 SkType_EventKind, 89 SkType_EventMode, 90 SkType_FillType, 91 SkType_FilterType, 92 SkType_Float, 93 SkType_FontStyle, 94 SkType_FromPath, 95 SkType_FromPathMode, 96 SkType_Full, 97 SkType_Gradient, 98 SkType_Group, 99 SkType_HitClear, 100 SkType_HitTest, 101 SkType_Image, 102 SkType_Include, 103 SkType_Input, 104 SkType_Int, 105 SkType_Join, 106 SkType_Line, // simple line primitive 107 SkType_LineTo, // used as part of path construction 108 SkType_LinearGradient, 109 SkType_MaskFilter, 110 SkType_MaskFilterBlurStyle, 111 SkType_MaskFilterLight, 112 SkType_Matrix, 113 SkType_MemberFunction, 114 SkType_MemberProperty, 115 SkType_Move, 116 SkType_MoveTo, 117 SkType_Movie, 118 SkType_MSec, 119 SkType_Oval, 120 SkType_Paint, 121 SkType_Path, 122 SkType_PathDirection, 123 SkType_PathEffect, 124 SkType_Point, // used inside other structures, no vtable 125 SkType_DrawPoint, // used to draw points, has a vtable 126 SkType_PolyToPoly, 127 SkType_Polygon, 128 SkType_Polyline, 129 SkType_Post, 130 SkType_QuadTo, 131 SkType_RCubicTo, 132 SkType_RLineTo, 133 SkType_RMoveTo, 134 SkType_RQuadTo, 135 SkType_RadialGradient, 136 SkType_Random, 137 SkType_Rect, 138 SkType_RectToRect, 139 SkType_Remove, 140 SkType_Replace, 141 SkType_Rotate, 142 SkType_RoundRect, 143 SkType_Save, 144 SkType_SaveLayer, 145 SkType_Scale, 146 SkType_Screenplay, 147 SkType_Set, 148 SkType_Shader, 149 SkType_Skew, 150 SkType_3D_Camera, 151 SkType_3D_Patch, 152 SkType_3D_Point, 153 SkType_Snapshot, 154 SkType_String, // pointer to SkString 155 SkType_Style, 156 SkType_Text, 157 SkType_TextBox, 158 SkType_TextBoxAlign, 159 SkType_TextBoxMode, 160 SkType_TextOnPath, 161 SkType_TextToPath, 162 SkType_TileMode, 163 SkType_Translate, 164 SkType_TransparentShader, 165 SkType_Typeface, 166 SkType_Xfermode, 167 kNumberOfTypes 168 }; 169 170 struct TypeNames { 171 const char* fName; 172 SkDisplayTypes fType; 173 #if defined SK_DEBUG || defined SK_BUILD_CONDENSED 174 bool fDrawPrefix; 175 bool fDisplayPrefix; 176 #endif 177 }; 178 179 #ifdef SK_DEBUG 180 typedef SkDisplayTypes SkFunctionParamType; 181 #else 182 typedef unsigned char SkFunctionParamType; 183 #endif 184 185 extern const TypeNames gTypeNames[]; 186 extern const int kTypeNamesSize; 187 188 class SkDisplayType { 189 public: 190 static SkDisplayTypes Find(SkAnimateMaker* , const SkMemberInfo* ); 191 static const SkMemberInfo* GetMember(SkAnimateMaker* , SkDisplayTypes , const char** ); 192 static const SkMemberInfo* GetMembers(SkAnimateMaker* , SkDisplayTypes , int* infoCountPtr); 193 static SkDisplayTypes GetParent(SkAnimateMaker* , SkDisplayTypes ); 194 static bool IsDisplayable(SkAnimateMaker* , SkDisplayTypes ); 195 static bool IsEnum(SkAnimateMaker* , SkDisplayTypes ); 196 static bool IsStruct(SkAnimateMaker* , SkDisplayTypes ); 197 static SkDisplayTypes RegisterNewType(); 198 static SkDisplayTypes Resolve(const char[] , const SkMemberInfo** ); 199 #ifdef SK_DEBUG IsAnimate(SkDisplayTypes type)200 static bool IsAnimate(SkDisplayTypes type ) { return type == SkType_Animate || 201 type == SkType_Set; } 202 static const char* GetName(SkAnimateMaker* , SkDisplayTypes ); 203 #endif 204 #ifdef SK_SUPPORT_UNITTEST 205 static void UnitTest(); 206 #endif 207 #if defined SK_DEBUG || defined SK_BUILD_CONDENSED 208 static void BuildCondensedInfo(SkAnimateMaker* ); 209 #endif 210 static SkDisplayTypes GetType(SkAnimateMaker* , const char[] , size_t len); 211 static SkDisplayable* CreateInstance(SkAnimateMaker* , SkDisplayTypes ); 212 private: 213 static SkDisplayTypes gNewTypes; 214 }; 215 216 #endif // SkDisplayType_DEFINED 217