61 lines
1.4 KiB
C++
61 lines
1.4 KiB
C++
/**********************************************************************
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Audacity: A Digital Audio Editor
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ViewInfo.h
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Dominic Mazzoni
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**********************************************************************/
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#ifndef __AUDACITY_VIEWINFO__
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#define __AUDACITY_VIEWINFO__
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#include "SelectedRegion.h"
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const double gMaxZoom = 6000000,
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gMinZoom = 0.001;
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class Track;
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struct ViewInfo {
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// Current selection
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SelectedRegion selectedRegion;
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// Scroll info
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Track *track; // first visible track
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int vpos; // vertical scroll pos
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double h; // h pos in secs
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double screen; // screen width in secs
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double total; // total width in secs
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double zoom; // pixels per second
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double lastZoom;
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// Current horizontal scroll bar positions, in pixels
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wxInt64 sbarH;
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wxInt64 sbarScreen;
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wxInt64 sbarTotal;
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// Internal wxScrollbar positions are only int in range, so multiply
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// the above values with the following member to get the actual
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// scroll bar positions as reported by the horizontal wxScrollbar's members
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double sbarScale;
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// Vertical scroll step
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int scrollStep;
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// Other stuff, mainly states (true or false) related to autoscroll and
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// drawing the waveform. Maybe this should be put somewhere else?
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bool bRedrawWaveform;
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bool bUpdateTrackIndicator;
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bool bIsPlaying;
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};
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#endif
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