1 #ifndef DALI_TOOLKIT_INTERNAL_LINEAR_GRADIENT_H
2 #define DALI_TOOLKIT_INTERNAL_LINEAR_GRADIENT_H
5 * Copyright (c) 2015 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.
21 #include <dali-toolkit/internal/visuals/gradient/gradient.h>
23 #include <dali/public-api/math/vector2.h>
32 * Linear gradients change color evenly along a straight line.
33 * The gradient is defined by an axis (the gradient line) at any specified angles.
35 class LinearGradient : public Gradient
40 * @param[in] startPosition The starting point onto which the 0% gradient stops are mapped.
41 * @param[in] endPosition The ending point r onto which the 100% gradient stops are mapped.
43 LinearGradient(const Vector2& startPosition, const Vector2& endPosition);
48 virtual ~LinearGradient();
51 * Set the starting and ending points of the vector onto which the gradient stops are mapped.
52 * @param[in] startPosition The starting point of the gradient vector.
53 * @param[in] endPosition The ending point of the gradient vector.
55 void SetStartAndEndPosition(const Vector2& startPosition, const Vector2& endPosition);
58 * Get the stating point of the gradient vector.
59 * @return The stating point of the gradient vector.
61 const Vector2& GetStartPosition() const;
64 * Get the ending point of the gradient vector.
65 * @return The ending point of the gradient vector.
67 const Vector2& GetEndPosition() const;
71 LinearGradient(const LinearGradient& gradient);
74 LinearGradient& operator=(const LinearGradient& handle);
77 Vector2 mStartPosition;
81 } // namespace Internal
83 } // namespace Toolkit
87 #endif /* DALI_TOOLKIT_INTERNAL_LINEAR_GRADIENT_H */