1 #ifndef __DALI_TOOLKIT_INTERNAL_MAGNIFIER_H__
2 #define __DALI_TOOLKIT_INTERNAL_MAGNIFIER_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/actors/camera-actor.h>
23 #include <dali/public-api/actors/layer.h>
24 #include <dali/public-api/render-tasks/render-task.h>
27 #include <dali-toolkit/public-api/controls/control-impl.h>
28 #include <dali-toolkit/public-api/controls/magnifier/magnifier.h>
41 typedef IntrusivePtr<Magnifier> MagnifierPtr;
44 * @copydoc Toolkit::Magnifier
46 class Magnifier : public Control
51 * Create a new Magnifier.
52 * @return A public handle to the newly allocated Magnifier.
54 static Dali::Toolkit::Magnifier New();
59 * @copydoc Toolkit::ImageView::SetSourceActor
61 void SetSourceActor(Actor actor);
64 * @copydoc Toolkit::ImageView::SetSourcePosition
66 void SetSourcePosition(const Vector3& position);
69 * @copydoc Toolkit::ImageView::GetFrameVisibility
71 bool GetFrameVisibility() const;
74 * @copydoc Toolkit::ImageView::SetFrameVisibility
76 void SetFrameVisibility(bool visible);
79 * @copydoc Toolkit::ImageView::GetMagnificationFactor
81 float GetMagnificationFactor() const;
84 * @copydoc Toolkit::ImageView::SetMagnificationFactor
86 void SetMagnificationFactor(float value);
89 * Update magnification
96 * Construct a new Magnifier.
101 * 2nd-phase initialization.
106 * A reference counted object may only be deleted by calling Unreference()
108 virtual ~Magnifier();
113 * Initializes the render task required to render contents.
115 void InitializeRenderTask();
119 virtual void OnControlSizeSet(const Vector3& targetSize);
124 Magnifier(const Magnifier&);
127 Magnifier& operator=(const Magnifier& rhs);
131 RenderTask mTask; ///< Render Task to render the source actor contents.
132 CameraActor mCameraActor; ///< CameraActor attached to RenderTask
133 Layer mFrameLayer; ///< Frame is placed on separate layer added to stage.
134 Property::Index mPropertySourcePosition; ///< Source Position ("source-position")
135 Actor mSourceActor; ///< Source Delegate Actor represents the source position to read.
136 float mDefaultCameraDistance; ///< Default RenderTask's camera distance from target.
137 Vector3 mActorSize; ///< The Actor size
138 float mMagnificationFactor; ///< Magnification factor 1.0f is default. same as content.
141 } // namespace Internal
143 // Helpers for public-api forwarding methods
145 inline Toolkit::Internal::Magnifier& GetImpl(Toolkit::Magnifier& pub)
147 DALI_ASSERT_ALWAYS(pub);
149 Dali::RefObject& handle = pub.GetImplementation();
151 return static_cast<Toolkit::Internal::Magnifier&>(handle);
154 inline const Toolkit::Internal::Magnifier& GetImpl(const Toolkit::Magnifier& pub)
156 DALI_ASSERT_ALWAYS(pub);
158 const Dali::RefObject& handle = pub.GetImplementation();
160 return static_cast<const Toolkit::Internal::Magnifier&>(handle);
163 } // namespace Toolkit
167 #endif // __DALI_TOOLKIT_INTERNAL_MAGNIFIER_H__