151 lines
3.9 KiB
C++
151 lines
3.9 KiB
C++
/**********************************************************************
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Audacity: A Digital Audio Editor
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TrackArtist.h
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Dominic Mazzoni
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This singleton class handles the actual rendering of WaveTracks
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(both waveforms and spectra), NoteTracks, and LabelTracks.
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It's actually a little harder than it looks, because for
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waveforms at least it needs to cache the samples that are
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currently on-screen.
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**********************************************************************/
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#ifndef __AUDACITY_TRACKARTIST__
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#define __AUDACITY_TRACKARTIST__
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#include <wx/brush.h> // member variable
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#include <wx/pen.h> // member variables
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#include "Prefs.h"
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class wxRect;
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class TrackList;
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class TrackPanel;
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class SelectedRegion;
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class Track;
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class TrackPanel;
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struct TrackPanelDrawingContext;
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class ZoomInfo;
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namespace TrackArt {
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// Helper: draws the "sync-locked" watermark tiled to a rectangle
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AUDACITY_DLL_API
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void DrawSyncLockTiles(
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TrackPanelDrawingContext &context, const wxRect &rect );
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// Helper: draws background with selection rect
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AUDACITY_DLL_API
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void DrawBackgroundWithSelection(TrackPanelDrawingContext &context,
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const wxRect &rect, const Track *track,
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const wxBrush &selBrush, const wxBrush &unselBrush,
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bool useSelection = true);
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AUDACITY_DLL_API
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void DrawNegativeOffsetTrackArrows( TrackPanelDrawingContext &context,
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const wxRect & rect );
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}
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class AUDACITY_DLL_API TrackArtist final : private PrefsListener {
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public:
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enum : unsigned {
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PassTracks,
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PassMargins,
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PassBorders,
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PassControls,
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PassZooming,
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PassBackground,
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PassFocus,
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PassSnapping,
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NPasses
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};
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TrackArtist( TrackPanel *parent_ );
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~TrackArtist();
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static TrackArtist *Get( TrackPanelDrawingContext & );
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void SetBackgroundBrushes(wxBrush unselectedBrushIn, wxBrush selectedBrushIn,
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wxPen unselectedPenIn, wxPen selectedPenIn) {
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this->unselectedBrush = unselectedBrushIn;
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this->selectedBrush = selectedBrushIn;
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this->unselectedPen = unselectedPenIn;
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this->selectedPen = selectedPenIn;
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}
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void SetColours(int iColorIndex);
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void UpdatePrefs() override;
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void UpdateSelectedPrefs( int id ) override;
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TrackPanel *parent;
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// Preference values
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float mdBrange; // "/GUI/EnvdBRange"
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bool mShowClipping; // "/GUI/ShowClipping"
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int mSampleDisplay;
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bool mbShowTrackNameInTrack; // "/GUI/ShowTrackNameInWaveform"
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wxBrush blankBrush;
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wxBrush unselectedBrush;
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wxBrush selectedBrush;
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wxBrush sampleBrush;
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wxBrush selsampleBrush;
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wxBrush dragsampleBrush;// for samples which are draggable.
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wxBrush muteSampleBrush;
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wxBrush blankSelectedBrush;
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wxPen blankPen;
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wxPen unselectedPen;
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wxPen selectedPen;
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wxPen samplePen;
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wxPen rmsPen;
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wxPen muteRmsPen;
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wxPen selsamplePen;
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wxPen muteSamplePen;
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wxPen odProgressNotYetPen;
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wxPen odProgressDonePen;
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wxPen shadowPen;
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wxPen clippedPen;
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wxPen muteClippedPen;
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wxPen blankSelectedPen;
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#ifdef EXPERIMENTAL_FFT_Y_GRID
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bool fftYGridOld;
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#endif //EXPERIMENTAL_FFT_Y_GRID
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#ifdef EXPERIMENTAL_FIND_NOTES
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bool fftFindNotesOld;
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int findNotesMinAOld;
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int findNotesNOld;
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bool findNotesQuantizeOld;
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#endif
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const SelectedRegion *pSelectedRegion{};
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ZoomInfo *pZoomInfo{};
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bool drawEnvelope{ false };
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bool bigPoints{ false };
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bool drawSliders{ false };
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bool hasSolo{ false };
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};
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extern AUDACITY_DLL_API int GetWaveYPos(float value, float min, float max,
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int height, bool dB, bool outer, float dBr,
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bool clip);
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extern float FromDB(float value, double dBRange);
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extern AUDACITY_DLL_API float ValueOfPixel(int yy, int height, bool offset,
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bool dB, double dBRange, float zoomMin, float zoomMax);
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#endif // define __AUDACITY_TRACKARTIST__
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