1 #ifndef DALI_TOOLKIT_TEXT_RENDERER_H
2 #define DALI_TOOLKIT_TEXT_RENDERER_H
5 * Copyright (c) 2021 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/actors/actor.h>
23 #include <dali/public-api/common/intrusive-ptr.h>
24 #include <dali/public-api/object/ref-object.h>
33 typedef IntrusivePtr<Renderer> RendererPtr;
38 * @brief Abstract base class for Text renderers.
40 * This is reponsible for rendering the glyphs from a ViewInterface in the specified positions.
41 * It is implemented by returning an Actor intended as the child of a UI control.
43 class Renderer : public RefObject
47 * @brief Render the glyphs from a ViewInterface.
49 * @param[in] view The interface to a view.
50 * @param[in] textControl handle to the text control
51 * @param[in] animatablePropertyIndex textControl specific animatable property
52 * @param[out] alignmentOffset Offset used to internally align the placement actor.
53 * @param[in] depth The depth in the tree of the parent.
54 * @return The Renderable actor used to position the text.
56 virtual Actor Render(ViewInterface& view,
58 Property::Index animatablePropertyIndex,
59 float& alignmentOffset,
69 * @brief A reference counted object may only be deleted by calling Unreference().
75 Renderer(const Renderer& handle);
78 Renderer& operator=(const Renderer& handle);
83 } // namespace Toolkit
87 #endif // DALI_TOOLKIT_TEXT_RENDERER_H