1 //
2 // Copyright (c) 2008-2017 the Urho3D project.
3 //
4 // Permission is hereby granted, free of charge, to any person obtaining a copy
5 // of this software and associated documentation files (the "Software"), to deal
6 // in the Software without restriction, including without limitation the rights
7 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 // copies of the Software, and to permit persons to whom the Software is
9 // furnished to do so, subject to the following conditions:
10 //
11 // The above copyright notice and this permission notice shall be included in
12 // all copies or substantial portions of the Software.
13 //
14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
20 // THE SOFTWARE.
21 //
22 
23 #pragma once
24 
25 #include "../UI/BorderImage.h"
26 
27 namespace Urho3D
28 {
29 
30 /// %UI element that can be toggled between unchecked and checked state.
31 class URHO3D_API CheckBox : public BorderImage
32 {
33     URHO3D_OBJECT(CheckBox, BorderImage);
34 
35 public:
36     /// Construct.
37     CheckBox(Context* context);
38     /// Destruct.
39     virtual ~CheckBox();
40     /// Register object factory.
41     static void RegisterObject(Context* context);
42 
43     /// Return UI rendering batches.
44     virtual void GetBatches(PODVector<UIBatch>& batches, PODVector<float>& vertexData, const IntRect& currentScissor);
45     /// React to mouse click begin.
46     virtual void OnClickBegin
47         (const IntVector2& position, const IntVector2& screenPosition, int button, int buttons, int qualifiers, Cursor* cursor);
48     /// React to a key press.
49     virtual void OnKey(int key, int buttons, int qualifiers);
50 
51     /// Set checked state.
52     void SetChecked(bool enable);
53     /// Set checked image offset.
54     void SetCheckedOffset(const IntVector2& rect);
55     /// Set checked image offset.
56     void SetCheckedOffset(int x, int y);
57 
58     /// Return whether is checked.
IsChecked()59     bool IsChecked() const { return checked_; }
60 
61     /// Return checked image offset.
GetCheckedOffset()62     const IntVector2& GetCheckedOffset() const { return checkedOffset_; }
63 
64 protected:
65     /// Checked image offset.
66     IntVector2 checkedOffset_;
67     /// Current checked state.
68     bool checked_;
69 };
70 
71 }
72