1 #ifndef __DALI_TOOLKIT_SHEAR_EFFECT_H__
2 #define __DALI_TOOLKIT_SHEAR_EFFECT_H__
5 * Copyright (c) 2014 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
22 #include <dali/public-api/shader-effects/shader-effect.h>
31 * ShearEffect is a custom shader effect to achieve shear effects in Image actors
33 class DALI_IMPORT_API ShearEffect : public ShaderEffect
38 * Create an uninitialized ShearEffect; this can be initialized with ShearEffect::New()
39 * Calling member functions with an uninitialized Dali::Object is not allowed.
46 * This is non-virtual since derived Handle types must not contain data or virtual methods.
51 * Create an initialized ShearEffect.
52 * @return A handle to a newly allocated Dali resource.
54 static ShearEffect New();
57 * Set the center point of the shear effect in screen coordinates.
58 * @param [in] center The new center point.
60 void SetCenter(const Vector2& center);
63 * Set the angle of the shear effect in the X axis.
64 * @param [in] angle The new angle.
66 void SetAngleXAxis(float angle);
69 * Set the angle of the shear effect in the Y axis.
70 * @param [in] angle The new angle.
72 void SetAngleYAxis(float angle);
75 * Get the name for the center property
76 * @return A std::string containing the property name
78 const std::string& GetCenterPropertyName() const;
81 * Get the name for the X axis property
82 * @return A std::string containing the property name
84 const std::string& GetAngleXAxisPropertyName() const;
87 * Get the name for the Y axis property
88 * @return A std::string containing the property name
90 const std::string& GetAngleYAxisPropertyName() const;
93 private: // Not intended for application developers
94 DALI_INTERNAL ShearEffect(ShaderEffect handle);
97 } // namespace Toolkit
101 #endif // __DALI_TOOLKIT_SHEAR_EFFECT_H__