1*b1cdbd2cSJim Jagielski /**************************************************************
2*b1cdbd2cSJim Jagielski *
3*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one
4*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file
5*b1cdbd2cSJim Jagielski * distributed with this work for additional information
6*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file
7*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the
8*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance
9*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at
10*b1cdbd2cSJim Jagielski *
11*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0
12*b1cdbd2cSJim Jagielski *
13*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing,
14*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an
15*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the
17*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations
18*b1cdbd2cSJim Jagielski * under the License.
19*b1cdbd2cSJim Jagielski *
20*b1cdbd2cSJim Jagielski *************************************************************/
21*b1cdbd2cSJim Jagielski
22*b1cdbd2cSJim Jagielski
23*b1cdbd2cSJim Jagielski
24*b1cdbd2cSJim Jagielski // MARKER(update_precomp.py): autogen include statement, do not remove
25*b1cdbd2cSJim Jagielski #include "precompiled_svx.hxx"
26*b1cdbd2cSJim Jagielski
27*b1cdbd2cSJim Jagielski // include ---------------------------------------------------------------
28*b1cdbd2cSJim Jagielski #include <svx/zoomsliderctrl.hxx>
29*b1cdbd2cSJim Jagielski #ifndef _STATUS_HXX //autogen
30*b1cdbd2cSJim Jagielski #include <vcl/status.hxx>
31*b1cdbd2cSJim Jagielski #endif
32*b1cdbd2cSJim Jagielski #ifndef _MENU_HXX //autogen
33*b1cdbd2cSJim Jagielski #include <vcl/menu.hxx>
34*b1cdbd2cSJim Jagielski #endif
35*b1cdbd2cSJim Jagielski #include <vcl/image.hxx>
36*b1cdbd2cSJim Jagielski #include <svx/zoomslideritem.hxx>
37*b1cdbd2cSJim Jagielski #include <svx/dialmgr.hxx>
38*b1cdbd2cSJim Jagielski #include <svx/dialogs.hrc>
39*b1cdbd2cSJim Jagielski
40*b1cdbd2cSJim Jagielski #include <set>
41*b1cdbd2cSJim Jagielski
42*b1cdbd2cSJim Jagielski // -----------------------------------------------------------------------
43*b1cdbd2cSJim Jagielski
44*b1cdbd2cSJim Jagielski SFX_IMPL_STATUSBAR_CONTROL( SvxZoomSliderControl, SvxZoomSliderItem );
45*b1cdbd2cSJim Jagielski
46*b1cdbd2cSJim Jagielski // -----------------------------------------------------------------------
47*b1cdbd2cSJim Jagielski
48*b1cdbd2cSJim Jagielski struct SvxZoomSliderControl::SvxZoomSliderControl_Impl
49*b1cdbd2cSJim Jagielski {
50*b1cdbd2cSJim Jagielski sal_uInt16 mnCurrentZoom;
51*b1cdbd2cSJim Jagielski sal_uInt16 mnMinZoom;
52*b1cdbd2cSJim Jagielski sal_uInt16 mnMaxZoom;
53*b1cdbd2cSJim Jagielski sal_uInt16 mnSliderCenter;
54*b1cdbd2cSJim Jagielski std::vector< long > maSnappingPointOffsets;
55*b1cdbd2cSJim Jagielski std::vector< sal_uInt16 > maSnappingPointZooms;
56*b1cdbd2cSJim Jagielski Image maSliderButton;
57*b1cdbd2cSJim Jagielski Image maIncreaseButton;
58*b1cdbd2cSJim Jagielski Image maDecreaseButton;
59*b1cdbd2cSJim Jagielski bool mbValuesSet;
60*b1cdbd2cSJim Jagielski bool mbOmitPaint;
61*b1cdbd2cSJim Jagielski
SvxZoomSliderControl_ImplSvxZoomSliderControl::SvxZoomSliderControl_Impl62*b1cdbd2cSJim Jagielski SvxZoomSliderControl_Impl() :
63*b1cdbd2cSJim Jagielski mnCurrentZoom( 0 ),
64*b1cdbd2cSJim Jagielski mnMinZoom( 0 ),
65*b1cdbd2cSJim Jagielski mnMaxZoom( 0 ),
66*b1cdbd2cSJim Jagielski mnSliderCenter( 0 ),
67*b1cdbd2cSJim Jagielski maSnappingPointOffsets(),
68*b1cdbd2cSJim Jagielski maSnappingPointZooms(),
69*b1cdbd2cSJim Jagielski maSliderButton(),
70*b1cdbd2cSJim Jagielski maIncreaseButton(),
71*b1cdbd2cSJim Jagielski maDecreaseButton(),
72*b1cdbd2cSJim Jagielski mbValuesSet( false ),
73*b1cdbd2cSJim Jagielski mbOmitPaint( false ) {}
74*b1cdbd2cSJim Jagielski };
75*b1cdbd2cSJim Jagielski
76*b1cdbd2cSJim Jagielski // -----------------------------------------------------------------------
77*b1cdbd2cSJim Jagielski
78*b1cdbd2cSJim Jagielski const long nButtonWidth = 10;
79*b1cdbd2cSJim Jagielski const long nButtonHeight = 10;
80*b1cdbd2cSJim Jagielski const long nIncDecWidth = 11;
81*b1cdbd2cSJim Jagielski const long nIncDecHeight = 11;
82*b1cdbd2cSJim Jagielski const long nSliderHeight = 2;
83*b1cdbd2cSJim Jagielski const long nSnappingHeight = 4;
84*b1cdbd2cSJim Jagielski const long nSliderXOffset = 20;
85*b1cdbd2cSJim Jagielski const long nSnappingEpsilon = 5; // snapping epsilon in pixels
86*b1cdbd2cSJim Jagielski const long nSnappingPointsMinDist = nSnappingEpsilon; // minimum distance of two adjacent snapping points
87*b1cdbd2cSJim Jagielski
88*b1cdbd2cSJim Jagielski // -----------------------------------------------------------------------
89*b1cdbd2cSJim Jagielski
90*b1cdbd2cSJim Jagielski // nOffset referes to the origin of the control:
91*b1cdbd2cSJim Jagielski // + ----------- -
Offset2Zoom(long nOffset) const92*b1cdbd2cSJim Jagielski sal_uInt16 SvxZoomSliderControl::Offset2Zoom( long nOffset ) const
93*b1cdbd2cSJim Jagielski {
94*b1cdbd2cSJim Jagielski const long nControlWidth = getControlRect().GetWidth();
95*b1cdbd2cSJim Jagielski sal_uInt16 nRet = 0;
96*b1cdbd2cSJim Jagielski
97*b1cdbd2cSJim Jagielski if ( nOffset < nSliderXOffset )
98*b1cdbd2cSJim Jagielski return mpImpl->mnMinZoom;;
99*b1cdbd2cSJim Jagielski
100*b1cdbd2cSJim Jagielski if ( nOffset > nControlWidth - nSliderXOffset )
101*b1cdbd2cSJim Jagielski return mpImpl->mnMaxZoom;
102*b1cdbd2cSJim Jagielski
103*b1cdbd2cSJim Jagielski // check for snapping points:
104*b1cdbd2cSJim Jagielski sal_uInt16 nCount = 0;
105*b1cdbd2cSJim Jagielski std::vector< long >::iterator aSnappingPointIter;
106*b1cdbd2cSJim Jagielski for ( aSnappingPointIter = mpImpl->maSnappingPointOffsets.begin();
107*b1cdbd2cSJim Jagielski aSnappingPointIter != mpImpl->maSnappingPointOffsets.end();
108*b1cdbd2cSJim Jagielski ++aSnappingPointIter )
109*b1cdbd2cSJim Jagielski {
110*b1cdbd2cSJim Jagielski const long nCurrent = *aSnappingPointIter;
111*b1cdbd2cSJim Jagielski if ( Abs(nCurrent - nOffset) < nSnappingEpsilon )
112*b1cdbd2cSJim Jagielski {
113*b1cdbd2cSJim Jagielski nOffset = nCurrent;
114*b1cdbd2cSJim Jagielski nRet = mpImpl->maSnappingPointZooms[ nCount ];
115*b1cdbd2cSJim Jagielski break;
116*b1cdbd2cSJim Jagielski }
117*b1cdbd2cSJim Jagielski ++nCount;
118*b1cdbd2cSJim Jagielski }
119*b1cdbd2cSJim Jagielski
120*b1cdbd2cSJim Jagielski if ( 0 == nRet )
121*b1cdbd2cSJim Jagielski {
122*b1cdbd2cSJim Jagielski if ( nOffset < nControlWidth / 2 )
123*b1cdbd2cSJim Jagielski {
124*b1cdbd2cSJim Jagielski // first half of slider
125*b1cdbd2cSJim Jagielski const long nFirstHalfRange = mpImpl->mnSliderCenter - mpImpl->mnMinZoom;
126*b1cdbd2cSJim Jagielski const long nHalfSliderWidth = nControlWidth/2 - nSliderXOffset;
127*b1cdbd2cSJim Jagielski const long nZoomPerSliderPixel = (1000 * nFirstHalfRange) / nHalfSliderWidth;
128*b1cdbd2cSJim Jagielski const long nOffsetToSliderLeft = nOffset - nSliderXOffset;
129*b1cdbd2cSJim Jagielski nRet = mpImpl->mnMinZoom + sal_uInt16( nOffsetToSliderLeft * nZoomPerSliderPixel / 1000 );
130*b1cdbd2cSJim Jagielski }
131*b1cdbd2cSJim Jagielski else
132*b1cdbd2cSJim Jagielski {
133*b1cdbd2cSJim Jagielski // second half of slider
134*b1cdbd2cSJim Jagielski const long nSecondHalfRange = mpImpl->mnMaxZoom - mpImpl->mnSliderCenter;
135*b1cdbd2cSJim Jagielski const long nHalfSliderWidth = nControlWidth/2 - nSliderXOffset;
136*b1cdbd2cSJim Jagielski const long nZoomPerSliderPixel = 1000 * nSecondHalfRange / nHalfSliderWidth;
137*b1cdbd2cSJim Jagielski const long nOffsetToSliderCenter = nOffset - nControlWidth/2;
138*b1cdbd2cSJim Jagielski nRet = mpImpl->mnSliderCenter + sal_uInt16( nOffsetToSliderCenter * nZoomPerSliderPixel / 1000 );
139*b1cdbd2cSJim Jagielski }
140*b1cdbd2cSJim Jagielski }
141*b1cdbd2cSJim Jagielski
142*b1cdbd2cSJim Jagielski if ( nRet < mpImpl->mnMinZoom )
143*b1cdbd2cSJim Jagielski nRet = mpImpl->mnMinZoom;
144*b1cdbd2cSJim Jagielski else if ( nRet > mpImpl->mnMaxZoom )
145*b1cdbd2cSJim Jagielski nRet = mpImpl->mnMaxZoom;
146*b1cdbd2cSJim Jagielski
147*b1cdbd2cSJim Jagielski return nRet;
148*b1cdbd2cSJim Jagielski }
149*b1cdbd2cSJim Jagielski
150*b1cdbd2cSJim Jagielski // returns the offset to the left control border
Zoom2Offset(sal_uInt16 nCurrentZoom) const151*b1cdbd2cSJim Jagielski long SvxZoomSliderControl::Zoom2Offset( sal_uInt16 nCurrentZoom ) const
152*b1cdbd2cSJim Jagielski {
153*b1cdbd2cSJim Jagielski const long nControlWidth = getControlRect().GetWidth();
154*b1cdbd2cSJim Jagielski long nRet = nSliderXOffset;
155*b1cdbd2cSJim Jagielski
156*b1cdbd2cSJim Jagielski const long nHalfSliderWidth = nControlWidth/2 - nSliderXOffset;
157*b1cdbd2cSJim Jagielski
158*b1cdbd2cSJim Jagielski if ( nCurrentZoom <= mpImpl->mnSliderCenter )
159*b1cdbd2cSJim Jagielski {
160*b1cdbd2cSJim Jagielski nCurrentZoom = nCurrentZoom - mpImpl->mnMinZoom;
161*b1cdbd2cSJim Jagielski const long nFirstHalfRange = mpImpl->mnSliderCenter - mpImpl->mnMinZoom;
162*b1cdbd2cSJim Jagielski const long nSliderPixelPerZoomPercent = 1000 * nHalfSliderWidth / nFirstHalfRange;
163*b1cdbd2cSJim Jagielski const long nOffset = (nSliderPixelPerZoomPercent * nCurrentZoom) / 1000;
164*b1cdbd2cSJim Jagielski nRet += nOffset;
165*b1cdbd2cSJim Jagielski }
166*b1cdbd2cSJim Jagielski else
167*b1cdbd2cSJim Jagielski {
168*b1cdbd2cSJim Jagielski nCurrentZoom = nCurrentZoom - mpImpl->mnSliderCenter;
169*b1cdbd2cSJim Jagielski const long nSecondHalfRange = mpImpl->mnMaxZoom - mpImpl->mnSliderCenter;
170*b1cdbd2cSJim Jagielski const long nSliderPixelPerZoomPercent = 1000 * nHalfSliderWidth / nSecondHalfRange;
171*b1cdbd2cSJim Jagielski const long nOffset = (nSliderPixelPerZoomPercent * nCurrentZoom) / 1000;
172*b1cdbd2cSJim Jagielski nRet += nHalfSliderWidth + nOffset;
173*b1cdbd2cSJim Jagielski }
174*b1cdbd2cSJim Jagielski
175*b1cdbd2cSJim Jagielski return nRet;
176*b1cdbd2cSJim Jagielski }
177*b1cdbd2cSJim Jagielski
178*b1cdbd2cSJim Jagielski // -----------------------------------------------------------------------
179*b1cdbd2cSJim Jagielski
SvxZoomSliderControl(sal_uInt16 _nSlotId,sal_uInt16 _nId,StatusBar & _rStb)180*b1cdbd2cSJim Jagielski SvxZoomSliderControl::SvxZoomSliderControl( sal_uInt16 _nSlotId, sal_uInt16 _nId, StatusBar& _rStb ) :
181*b1cdbd2cSJim Jagielski SfxStatusBarControl( _nSlotId, _nId, _rStb ),
182*b1cdbd2cSJim Jagielski mpImpl( new SvxZoomSliderControl_Impl )
183*b1cdbd2cSJim Jagielski {
184*b1cdbd2cSJim Jagielski const sal_Bool bHC = GetStatusBar().GetSettings().GetStyleSettings().GetHighContrastMode();
185*b1cdbd2cSJim Jagielski mpImpl->maSliderButton = Image( SVX_RES( bHC ? RID_SVXBMP_SLIDERBUTTON_HC : RID_SVXBMP_SLIDERBUTTON ) );
186*b1cdbd2cSJim Jagielski mpImpl->maIncreaseButton = Image( SVX_RES( bHC ? RID_SVXBMP_SLIDERINCREASE_HC : RID_SVXBMP_SLIDERINCREASE ) );
187*b1cdbd2cSJim Jagielski mpImpl->maDecreaseButton = Image( SVX_RES( bHC ? RID_SVXBMP_SLIDERDECREASE_HC : RID_SVXBMP_SLIDERDECREASE ) );
188*b1cdbd2cSJim Jagielski }
189*b1cdbd2cSJim Jagielski
190*b1cdbd2cSJim Jagielski // -----------------------------------------------------------------------
191*b1cdbd2cSJim Jagielski
~SvxZoomSliderControl()192*b1cdbd2cSJim Jagielski SvxZoomSliderControl::~SvxZoomSliderControl()
193*b1cdbd2cSJim Jagielski {
194*b1cdbd2cSJim Jagielski delete mpImpl;
195*b1cdbd2cSJim Jagielski }
196*b1cdbd2cSJim Jagielski
197*b1cdbd2cSJim Jagielski // -----------------------------------------------------------------------
198*b1cdbd2cSJim Jagielski
StateChanged(sal_uInt16,SfxItemState eState,const SfxPoolItem * pState)199*b1cdbd2cSJim Jagielski void SvxZoomSliderControl::StateChanged( sal_uInt16 /*nSID*/, SfxItemState eState, const SfxPoolItem* pState )
200*b1cdbd2cSJim Jagielski {
201*b1cdbd2cSJim Jagielski if ( (SFX_ITEM_AVAILABLE != eState) || pState->ISA( SfxVoidItem ) )
202*b1cdbd2cSJim Jagielski {
203*b1cdbd2cSJim Jagielski GetStatusBar().SetItemText( GetId(), String() );
204*b1cdbd2cSJim Jagielski mpImpl->mbValuesSet = false;
205*b1cdbd2cSJim Jagielski }
206*b1cdbd2cSJim Jagielski else
207*b1cdbd2cSJim Jagielski {
208*b1cdbd2cSJim Jagielski OSL_ENSURE( pState->ISA( SvxZoomSliderItem ), "invalid item type: should be a SvxZoomSliderItem" );
209*b1cdbd2cSJim Jagielski mpImpl->mnCurrentZoom = static_cast<const SvxZoomSliderItem*>( pState )->GetValue();
210*b1cdbd2cSJim Jagielski mpImpl->mnMinZoom = static_cast<const SvxZoomSliderItem*>( pState )->GetMinZoom();
211*b1cdbd2cSJim Jagielski mpImpl->mnMaxZoom = static_cast<const SvxZoomSliderItem*>( pState )->GetMaxZoom();
212*b1cdbd2cSJim Jagielski mpImpl->mnSliderCenter= 100;
213*b1cdbd2cSJim Jagielski mpImpl->mbValuesSet = true;
214*b1cdbd2cSJim Jagielski
215*b1cdbd2cSJim Jagielski if ( mpImpl->mnSliderCenter == mpImpl->mnMaxZoom )
216*b1cdbd2cSJim Jagielski mpImpl->mnSliderCenter = mpImpl->mnMinZoom + (sal_uInt16)((mpImpl->mnMaxZoom - mpImpl->mnMinZoom) * 0.5);
217*b1cdbd2cSJim Jagielski
218*b1cdbd2cSJim Jagielski
219*b1cdbd2cSJim Jagielski DBG_ASSERT( mpImpl->mnMinZoom <= mpImpl->mnCurrentZoom &&
220*b1cdbd2cSJim Jagielski mpImpl->mnMinZoom < mpImpl->mnSliderCenter &&
221*b1cdbd2cSJim Jagielski mpImpl->mnMaxZoom >= mpImpl->mnCurrentZoom &&
222*b1cdbd2cSJim Jagielski mpImpl->mnMaxZoom > mpImpl->mnSliderCenter,
223*b1cdbd2cSJim Jagielski "Looks like the zoom slider item is corrupted" );
224*b1cdbd2cSJim Jagielski
225*b1cdbd2cSJim Jagielski const com::sun::star::uno::Sequence < sal_Int32 > rSnappingPoints = static_cast<const SvxZoomSliderItem*>( pState )->GetSnappingPoints();
226*b1cdbd2cSJim Jagielski mpImpl->maSnappingPointOffsets.clear();
227*b1cdbd2cSJim Jagielski mpImpl->maSnappingPointZooms.clear();
228*b1cdbd2cSJim Jagielski
229*b1cdbd2cSJim Jagielski // get all snapping points:
230*b1cdbd2cSJim Jagielski std::set< sal_uInt16 > aTmpSnappingPoints;
231*b1cdbd2cSJim Jagielski for ( sal_uInt16 j = 0; j < rSnappingPoints.getLength(); ++j )
232*b1cdbd2cSJim Jagielski {
233*b1cdbd2cSJim Jagielski const sal_Int32 nSnappingPoint = rSnappingPoints[j];
234*b1cdbd2cSJim Jagielski aTmpSnappingPoints.insert( (sal_uInt16)nSnappingPoint );
235*b1cdbd2cSJim Jagielski }
236*b1cdbd2cSJim Jagielski
237*b1cdbd2cSJim Jagielski // remove snapping points that are to close to each other:
238*b1cdbd2cSJim Jagielski std::set< sal_uInt16 >::iterator aSnappingPointIter;
239*b1cdbd2cSJim Jagielski long nLastOffset = 0;
240*b1cdbd2cSJim Jagielski
241*b1cdbd2cSJim Jagielski for ( aSnappingPointIter = aTmpSnappingPoints.begin(); aSnappingPointIter != aTmpSnappingPoints.end(); ++aSnappingPointIter )
242*b1cdbd2cSJim Jagielski {
243*b1cdbd2cSJim Jagielski const sal_uInt16 nCurrent = *aSnappingPointIter;
244*b1cdbd2cSJim Jagielski const long nCurrentOffset = Zoom2Offset( nCurrent );
245*b1cdbd2cSJim Jagielski
246*b1cdbd2cSJim Jagielski if ( nCurrentOffset - nLastOffset >= nSnappingPointsMinDist )
247*b1cdbd2cSJim Jagielski {
248*b1cdbd2cSJim Jagielski mpImpl->maSnappingPointOffsets.push_back( nCurrentOffset );
249*b1cdbd2cSJim Jagielski mpImpl->maSnappingPointZooms.push_back( nCurrent );
250*b1cdbd2cSJim Jagielski nLastOffset = nCurrentOffset;
251*b1cdbd2cSJim Jagielski }
252*b1cdbd2cSJim Jagielski }
253*b1cdbd2cSJim Jagielski }
254*b1cdbd2cSJim Jagielski
255*b1cdbd2cSJim Jagielski if ( !mpImpl->mbOmitPaint && GetStatusBar().AreItemsVisible() )
256*b1cdbd2cSJim Jagielski GetStatusBar().SetItemData( GetId(), 0 ); // force repaint
257*b1cdbd2cSJim Jagielski }
258*b1cdbd2cSJim Jagielski
259*b1cdbd2cSJim Jagielski // -----------------------------------------------------------------------
260*b1cdbd2cSJim Jagielski
Paint(const UserDrawEvent & rUsrEvt)261*b1cdbd2cSJim Jagielski void SvxZoomSliderControl::Paint( const UserDrawEvent& rUsrEvt )
262*b1cdbd2cSJim Jagielski {
263*b1cdbd2cSJim Jagielski if ( !mpImpl->mbValuesSet || mpImpl->mbOmitPaint )
264*b1cdbd2cSJim Jagielski return;
265*b1cdbd2cSJim Jagielski
266*b1cdbd2cSJim Jagielski const Rectangle aControlRect = getControlRect();
267*b1cdbd2cSJim Jagielski OutputDevice* pDev = rUsrEvt.GetDevice();
268*b1cdbd2cSJim Jagielski Rectangle aRect = rUsrEvt.GetRect();
269*b1cdbd2cSJim Jagielski Rectangle aSlider = aRect;
270*b1cdbd2cSJim Jagielski
271*b1cdbd2cSJim Jagielski aSlider.Top() += (aControlRect.GetHeight() - nSliderHeight)/2 - 1;
272*b1cdbd2cSJim Jagielski aSlider.Bottom() = aSlider.Top() + nSliderHeight;
273*b1cdbd2cSJim Jagielski aSlider.Left() += nSliderXOffset;
274*b1cdbd2cSJim Jagielski aSlider.Right() -= nSliderXOffset;
275*b1cdbd2cSJim Jagielski
276*b1cdbd2cSJim Jagielski Color aOldLineColor = pDev->GetLineColor();
277*b1cdbd2cSJim Jagielski Color aOldFillColor = pDev->GetFillColor();
278*b1cdbd2cSJim Jagielski
279*b1cdbd2cSJim Jagielski pDev->SetLineColor( Color( COL_GRAY ) );
280*b1cdbd2cSJim Jagielski pDev->SetFillColor( Color( COL_GRAY ) );
281*b1cdbd2cSJim Jagielski
282*b1cdbd2cSJim Jagielski // draw snapping points:
283*b1cdbd2cSJim Jagielski std::vector< long >::iterator aSnappingPointIter;
284*b1cdbd2cSJim Jagielski for ( aSnappingPointIter = mpImpl->maSnappingPointOffsets.begin();
285*b1cdbd2cSJim Jagielski aSnappingPointIter != mpImpl->maSnappingPointOffsets.end();
286*b1cdbd2cSJim Jagielski ++aSnappingPointIter )
287*b1cdbd2cSJim Jagielski {
288*b1cdbd2cSJim Jagielski Rectangle aSnapping( aRect );
289*b1cdbd2cSJim Jagielski aSnapping.Bottom() = aSlider.Top();
290*b1cdbd2cSJim Jagielski aSnapping.Top() = aSnapping.Bottom() - nSnappingHeight;
291*b1cdbd2cSJim Jagielski aSnapping.Left() += *aSnappingPointIter;
292*b1cdbd2cSJim Jagielski aSnapping.Right() = aSnapping.Left();
293*b1cdbd2cSJim Jagielski pDev->DrawRect( aSnapping );
294*b1cdbd2cSJim Jagielski
295*b1cdbd2cSJim Jagielski aSnapping.Top() += nSnappingHeight + nSliderHeight;
296*b1cdbd2cSJim Jagielski aSnapping.Bottom() += nSnappingHeight + nSliderHeight;
297*b1cdbd2cSJim Jagielski pDev->DrawRect( aSnapping );
298*b1cdbd2cSJim Jagielski }
299*b1cdbd2cSJim Jagielski
300*b1cdbd2cSJim Jagielski // draw slider
301*b1cdbd2cSJim Jagielski Rectangle aFirstLine( aSlider );
302*b1cdbd2cSJim Jagielski aFirstLine.Bottom() = aFirstLine.Top();
303*b1cdbd2cSJim Jagielski
304*b1cdbd2cSJim Jagielski Rectangle aSecondLine( aSlider );
305*b1cdbd2cSJim Jagielski aSecondLine.Top() = aSecondLine.Bottom();
306*b1cdbd2cSJim Jagielski
307*b1cdbd2cSJim Jagielski Rectangle aLeft( aSlider );
308*b1cdbd2cSJim Jagielski aLeft.Right() = aLeft.Left();
309*b1cdbd2cSJim Jagielski
310*b1cdbd2cSJim Jagielski Rectangle aRight( aSlider );
311*b1cdbd2cSJim Jagielski aRight.Left() = aRight.Right();
312*b1cdbd2cSJim Jagielski
313*b1cdbd2cSJim Jagielski pDev->SetLineColor( Color ( COL_GRAY ) );
314*b1cdbd2cSJim Jagielski pDev->SetFillColor( Color ( COL_GRAY ) );
315*b1cdbd2cSJim Jagielski pDev->DrawRect( aSecondLine );
316*b1cdbd2cSJim Jagielski pDev->DrawRect( aRight );
317*b1cdbd2cSJim Jagielski
318*b1cdbd2cSJim Jagielski pDev->SetLineColor( Color( COL_GRAY ) );
319*b1cdbd2cSJim Jagielski pDev->SetFillColor( Color( COL_GRAY ) );
320*b1cdbd2cSJim Jagielski pDev->DrawRect( aFirstLine );
321*b1cdbd2cSJim Jagielski pDev->DrawRect( aLeft );
322*b1cdbd2cSJim Jagielski
323*b1cdbd2cSJim Jagielski // draw slider button
324*b1cdbd2cSJim Jagielski Point aImagePoint = aRect.TopLeft();
325*b1cdbd2cSJim Jagielski aImagePoint.X() += Zoom2Offset( mpImpl->mnCurrentZoom );
326*b1cdbd2cSJim Jagielski aImagePoint.X() -= nButtonWidth/2;
327*b1cdbd2cSJim Jagielski aImagePoint.Y() += (aControlRect.GetHeight() - nButtonHeight)/2;
328*b1cdbd2cSJim Jagielski pDev->DrawImage( aImagePoint, mpImpl->maSliderButton );
329*b1cdbd2cSJim Jagielski
330*b1cdbd2cSJim Jagielski // draw decrease button
331*b1cdbd2cSJim Jagielski aImagePoint = aRect.TopLeft();
332*b1cdbd2cSJim Jagielski aImagePoint.X() += (nSliderXOffset - nIncDecWidth)/2;
333*b1cdbd2cSJim Jagielski aImagePoint.Y() += (aControlRect.GetHeight() - nIncDecHeight)/2;
334*b1cdbd2cSJim Jagielski pDev->DrawImage( aImagePoint, mpImpl->maDecreaseButton );
335*b1cdbd2cSJim Jagielski
336*b1cdbd2cSJim Jagielski // draw increase button
337*b1cdbd2cSJim Jagielski aImagePoint.X() = aRect.TopLeft().X() + aControlRect.GetWidth() - nIncDecWidth - (nSliderXOffset - nIncDecWidth)/2;
338*b1cdbd2cSJim Jagielski pDev->DrawImage( aImagePoint, mpImpl->maIncreaseButton );
339*b1cdbd2cSJim Jagielski
340*b1cdbd2cSJim Jagielski pDev->SetLineColor( aOldLineColor );
341*b1cdbd2cSJim Jagielski pDev->SetFillColor( aOldFillColor );
342*b1cdbd2cSJim Jagielski }
343*b1cdbd2cSJim Jagielski
344*b1cdbd2cSJim Jagielski // -----------------------------------------------------------------------
345*b1cdbd2cSJim Jagielski
MouseButtonDown(const MouseEvent & rEvt)346*b1cdbd2cSJim Jagielski sal_Bool SvxZoomSliderControl::MouseButtonDown( const MouseEvent & rEvt )
347*b1cdbd2cSJim Jagielski {
348*b1cdbd2cSJim Jagielski if ( !mpImpl->mbValuesSet )
349*b1cdbd2cSJim Jagielski return sal_True;;
350*b1cdbd2cSJim Jagielski
351*b1cdbd2cSJim Jagielski const Rectangle aControlRect = getControlRect();
352*b1cdbd2cSJim Jagielski const Point aPoint = rEvt.GetPosPixel();
353*b1cdbd2cSJim Jagielski const sal_Int32 nXDiff = aPoint.X() - aControlRect.Left();
354*b1cdbd2cSJim Jagielski
355*b1cdbd2cSJim Jagielski const long nButtonLeftOffset = (nSliderXOffset - nIncDecWidth)/2;
356*b1cdbd2cSJim Jagielski const long nButtonRightOffset = (nSliderXOffset + nIncDecWidth)/2;
357*b1cdbd2cSJim Jagielski
358*b1cdbd2cSJim Jagielski const long nOldZoom = mpImpl->mnCurrentZoom;
359*b1cdbd2cSJim Jagielski
360*b1cdbd2cSJim Jagielski // click to - button
361*b1cdbd2cSJim Jagielski if ( nXDiff >= nButtonLeftOffset && nXDiff <= nButtonRightOffset )
362*b1cdbd2cSJim Jagielski mpImpl->mnCurrentZoom = mpImpl->mnCurrentZoom - 5;
363*b1cdbd2cSJim Jagielski // click to + button
364*b1cdbd2cSJim Jagielski else if ( nXDiff >= aControlRect.GetWidth() - nSliderXOffset + nButtonLeftOffset &&
365*b1cdbd2cSJim Jagielski nXDiff <= aControlRect.GetWidth() - nSliderXOffset + nButtonRightOffset )
366*b1cdbd2cSJim Jagielski mpImpl->mnCurrentZoom = mpImpl->mnCurrentZoom + 5;
367*b1cdbd2cSJim Jagielski // click to slider
368*b1cdbd2cSJim Jagielski else if( nXDiff >= nSliderXOffset && nXDiff <= aControlRect.GetWidth() - nSliderXOffset )
369*b1cdbd2cSJim Jagielski mpImpl->mnCurrentZoom = Offset2Zoom( nXDiff );
370*b1cdbd2cSJim Jagielski
371*b1cdbd2cSJim Jagielski if ( mpImpl->mnCurrentZoom < mpImpl->mnMinZoom )
372*b1cdbd2cSJim Jagielski mpImpl->mnCurrentZoom = mpImpl->mnMinZoom;
373*b1cdbd2cSJim Jagielski else if ( mpImpl->mnCurrentZoom > mpImpl->mnMaxZoom )
374*b1cdbd2cSJim Jagielski mpImpl->mnCurrentZoom = mpImpl->mnMaxZoom;
375*b1cdbd2cSJim Jagielski
376*b1cdbd2cSJim Jagielski if ( nOldZoom == mpImpl->mnCurrentZoom )
377*b1cdbd2cSJim Jagielski return sal_True;
378*b1cdbd2cSJim Jagielski
379*b1cdbd2cSJim Jagielski if ( GetStatusBar().AreItemsVisible() )
380*b1cdbd2cSJim Jagielski GetStatusBar().SetItemData( GetId(), 0 ); // force repaint
381*b1cdbd2cSJim Jagielski
382*b1cdbd2cSJim Jagielski mpImpl->mbOmitPaint = true; // optimization: paint before executing command,
383*b1cdbd2cSJim Jagielski // then omit painting which is triggered by the execute function
384*b1cdbd2cSJim Jagielski
385*b1cdbd2cSJim Jagielski SvxZoomSliderItem aZoomSliderItem( mpImpl->mnCurrentZoom );
386*b1cdbd2cSJim Jagielski
387*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Any a;
388*b1cdbd2cSJim Jagielski aZoomSliderItem.QueryValue( a );
389*b1cdbd2cSJim Jagielski
390*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue > aArgs( 1 );
391*b1cdbd2cSJim Jagielski aArgs[0].Name = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ZoomSlider" ));
392*b1cdbd2cSJim Jagielski aArgs[0].Value = a;
393*b1cdbd2cSJim Jagielski
394*b1cdbd2cSJim Jagielski execute( aArgs );
395*b1cdbd2cSJim Jagielski
396*b1cdbd2cSJim Jagielski mpImpl->mbOmitPaint = false;
397*b1cdbd2cSJim Jagielski
398*b1cdbd2cSJim Jagielski return sal_True;
399*b1cdbd2cSJim Jagielski }
400*b1cdbd2cSJim Jagielski
401*b1cdbd2cSJim Jagielski // -----------------------------------------------------------------------
402*b1cdbd2cSJim Jagielski
MouseMove(const MouseEvent & rEvt)403*b1cdbd2cSJim Jagielski sal_Bool SvxZoomSliderControl::MouseMove( const MouseEvent & rEvt )
404*b1cdbd2cSJim Jagielski {
405*b1cdbd2cSJim Jagielski if ( !mpImpl->mbValuesSet )
406*b1cdbd2cSJim Jagielski return sal_True;;
407*b1cdbd2cSJim Jagielski
408*b1cdbd2cSJim Jagielski const short nButtons = rEvt.GetButtons();
409*b1cdbd2cSJim Jagielski
410*b1cdbd2cSJim Jagielski // check mouse move with button pressed
411*b1cdbd2cSJim Jagielski if ( 1 == nButtons )
412*b1cdbd2cSJim Jagielski {
413*b1cdbd2cSJim Jagielski const Rectangle aControlRect = getControlRect();
414*b1cdbd2cSJim Jagielski const Point aPoint = rEvt.GetPosPixel();
415*b1cdbd2cSJim Jagielski const sal_Int32 nXDiff = aPoint.X() - aControlRect.Left();
416*b1cdbd2cSJim Jagielski
417*b1cdbd2cSJim Jagielski if ( nXDiff >= nSliderXOffset && nXDiff <= aControlRect.GetWidth() - nSliderXOffset )
418*b1cdbd2cSJim Jagielski {
419*b1cdbd2cSJim Jagielski mpImpl->mnCurrentZoom = Offset2Zoom( nXDiff );
420*b1cdbd2cSJim Jagielski
421*b1cdbd2cSJim Jagielski if ( GetStatusBar().AreItemsVisible() )
422*b1cdbd2cSJim Jagielski GetStatusBar().SetItemData( GetId(), 0 ); // force repaint
423*b1cdbd2cSJim Jagielski
424*b1cdbd2cSJim Jagielski mpImpl->mbOmitPaint = true; // optimization: paint before executing command,
425*b1cdbd2cSJim Jagielski // then omit painting which is triggered by the execute function
426*b1cdbd2cSJim Jagielski
427*b1cdbd2cSJim Jagielski // commit state change
428*b1cdbd2cSJim Jagielski SvxZoomSliderItem aZoomSliderItem( mpImpl->mnCurrentZoom );
429*b1cdbd2cSJim Jagielski
430*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Any a;
431*b1cdbd2cSJim Jagielski aZoomSliderItem.QueryValue( a );
432*b1cdbd2cSJim Jagielski
433*b1cdbd2cSJim Jagielski ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue > aArgs( 1 );
434*b1cdbd2cSJim Jagielski aArgs[0].Name = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ZoomSlider" ));
435*b1cdbd2cSJim Jagielski aArgs[0].Value = a;
436*b1cdbd2cSJim Jagielski
437*b1cdbd2cSJim Jagielski execute( aArgs );
438*b1cdbd2cSJim Jagielski
439*b1cdbd2cSJim Jagielski mpImpl->mbOmitPaint = false;
440*b1cdbd2cSJim Jagielski }
441*b1cdbd2cSJim Jagielski }
442*b1cdbd2cSJim Jagielski
443*b1cdbd2cSJim Jagielski return sal_True;
444*b1cdbd2cSJim Jagielski }
445