1 /**************************************************************
2 *
3 * Licensed to the Apache Software Foundation (ASF) under one
4 * or more contributor license agreements. See the NOTICE file
5 * distributed with this work for additional information
6 * regarding copyright ownership. The ASF licenses this file
7 * to you under the Apache License, Version 2.0 (the
8 * "License"); you may not use this file except in compliance
9 * with the License. You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing,
14 * software distributed under the License is distributed on an
15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16 * KIND, either express or implied. See the License for the
17 * specific language governing permissions and limitations
18 * under the License.
19 *
20 *************************************************************/
21
22 #include <svx/sidebar/SidebarDialControl.hxx>
23 #include "SidebarDialControlBmp.hxx"
24
25 #include <vcl/svapp.hxx>
26
27 namespace svx { namespace sidebar {
28
SidebarDialControl(Window * pParent,const ResId & rResId)29 SidebarDialControl::SidebarDialControl (
30 Window* pParent,
31 const ResId& rResId)
32 : svx::DialControl(pParent, rResId)
33 {
34 mpImpl->mpBmpEnabled.reset(new SidebarDialControlBmp(*this));
35 mpImpl->mpBmpDisabled.reset(new SidebarDialControlBmp(*this));
36 mpImpl->mpBmpBuffered.reset(new SidebarDialControlBmp(*this));
37 Init(GetOutputSizePixel());
38 }
39
40
41
42
~SidebarDialControl(void)43 SidebarDialControl::~SidebarDialControl (void)
44 {
45 }
46
47
48
49
MouseButtonDown(const MouseEvent & rMEvt)50 void SidebarDialControl::MouseButtonDown( const MouseEvent& rMEvt )
51 {
52 if( rMEvt.IsLeft() )
53 {
54 GrabFocus();
55 CaptureMouse();
56 mpImpl->mnOldAngle = mpImpl->mnAngle;
57 HandleMouseEvent( rMEvt.GetPosPixel(), true );
58 }
59 }
60
61
62
63
HandleMouseEvent(const Point & rPos,bool bInitial)64 void SidebarDialControl::HandleMouseEvent( const Point& rPos, bool bInitial )
65 {
66 long nX = rPos.X() - mpImpl->mnCenterX;
67 long nY = mpImpl->mnCenterY - rPos.Y();
68 double fH = sqrt( static_cast< double >( nX ) * nX + static_cast< double >( nY ) * nY );
69 if( fH != 0.0 )
70 {
71 double fAngle = acos( nX / fH );
72 sal_Int32 nAngle = static_cast< sal_Int32 >( fAngle / F_PI180 * 100.0 );
73 if( nY < 0 )
74 nAngle = 36000 - nAngle;
75 if( bInitial ) // round to entire 15 degrees
76 nAngle = ((nAngle + 750) / 1500) * 1500;
77
78 if (Application::GetSettings().GetLayoutRTL())
79 nAngle = 18000 - nAngle;
80 SetRotation( nAngle, true );
81 }
82 }
83
84 } } // end of namespace svx::sidebar
85
86 // eof
87