New files for TrackInfo

src/TrackInfo.h

@@ -0,0 +1,151 @@
+/**********************************************************************
+
+Audacity: A Digital Audio Editor
+
+TrackInfo.h
+
+Paul Licameli split from TrackPanel.cpp
+
+**********************************************************************/
+
+#ifndef __AUDACITY_TRACK_INFO__
+#define __AUDACITY_TRACK_INFO__
+
+#include "Audacity.h"
+#include "Experimental.h"
+
+#include <vector>
+
+class wxDC;
+class wxPoint;
+class wxRect;
+class wxString;
+class wxWindow;
+
+class LWSlider;
+class NoteTrack;
+class Track;
+struct TrackPanelDrawingContext;
+class WaveTrack;
+
+namespace TrackInfo
+{
+   void ReCreateSliders();
+
+   unsigned MinimumTrackHeight();
+
+   struct TCPLine {
+      enum : unsigned {
+         // The sequence is not significant, just keep bits distinct
+         kItemBarButtons       = 1 << 0,
+         kItemStatusInfo1      = 1 << 1,
+         kItemMute             = 1 << 2,
+         kItemSolo             = 1 << 3,
+         kItemGain             = 1 << 4,
+         kItemPan              = 1 << 5,
+         kItemVelocity         = 1 << 6,
+         kItemMidiControlsRect = 1 << 7,
+         kItemMinimize         = 1 << 8,
+         kItemSyncLock         = 1 << 9,
+         kItemStatusInfo2      = 1 << 10,
+
+         kHighestBottomItem = kItemMinimize,
+      };
+
+      using DrawFunction = void (*)(
+         TrackPanelDrawingContext &context,
+         const wxRect &rect,
+         const Track *maybeNULL
+      );
+
+      unsigned items; // a bitwise OR of values of the enum above
+      int height;
+      int extraSpace;
+      DrawFunction drawFunction;
+   };
+
+   using TCPLines = std::vector< TCPLine >;
+
+   // return y value and height
+   std::pair< int, int > CalcItemY( const TCPLines &lines, unsigned iItem );
+
+   unsigned DefaultTrackHeight( const TCPLines &topLines );
+
+   void DrawItems
+      ( TrackPanelDrawingContext &context,
+        const wxRect &rect, const Track &track );
+
+   void DrawItems
+      ( TrackPanelDrawingContext &context,
+        const wxRect &rect, const Track *pTrack,
+        const std::vector<TCPLine> &topLines,
+        const std::vector<TCPLine> &bottomLines );
+
+   void CloseTitleDrawFunction
+      ( TrackPanelDrawingContext &context,
+        const wxRect &rect, const Track *pTrack );
+
+   void MinimizeSyncLockDrawFunction
+      ( TrackPanelDrawingContext &context,
+        const wxRect &rect, const Track *pTrack );
+
+   void MuteOrSoloDrawFunction
+      ( wxDC *dc, const wxRect &rect, const Track *pTrack, bool down,
+        bool captured, bool solo, bool hit );
+
+   void WideMuteDrawFunction
+      ( TrackPanelDrawingContext &context,
+        const wxRect &rect, const Track *pTrack );
+
+   void WideSoloDrawFunction
+      ( TrackPanelDrawingContext &context,
+        const wxRect &rect, const Track *pTrack );
+
+   void MuteAndSoloDrawFunction
+      ( TrackPanelDrawingContext &context,
+        const wxRect &rect, const Track *pTrack );
+
+   void SetTrackInfoFont(wxDC *dc);
+
+
+   void DrawBackground(
+      wxDC * dc, const wxRect & rect, bool bSelected, const int vrul );
+   // void DrawBordersWithin(
+   //   wxDC * dc, const wxRect & rect, const Track &track ) const;
+
+   void GetCloseBoxHorizontalBounds( const wxRect & rect, wxRect &dest );
+   void GetCloseBoxRect(const wxRect & rect, wxRect &dest);
+
+   void GetTitleBarHorizontalBounds( const wxRect & rect, wxRect &dest );
+   void GetTitleBarRect(const wxRect & rect, wxRect &dest);
+
+   void GetNarrowMuteHorizontalBounds
+      ( const wxRect & rect, wxRect &dest );
+   void GetNarrowSoloHorizontalBounds
+      ( const wxRect & rect, wxRect &dest );
+   void GetWideMuteSoloHorizontalBounds
+      ( const wxRect & rect, wxRect &dest );
+   void GetMuteSoloRect
+      (const wxRect & rect, wxRect &dest, bool solo, bool bHasSoloButton,
+       const Track *pTrack);
+
+   void GetSliderHorizontalBounds( const wxPoint &topleft, wxRect &dest );
+
+   void GetMinimizeHorizontalBounds( const wxRect &rect, wxRect &dest );
+   void GetMinimizeRect(const wxRect & rect, wxRect &dest);
+
+   void GetSelectButtonHorizontalBounds( const wxRect &rect, wxRect &dest );
+   void GetSelectButtonRect(const wxRect & rect, wxRect &dest);
+
+   void GetSyncLockHorizontalBounds( const wxRect &rect, wxRect &dest );
+   void GetSyncLockIconRect(const wxRect & rect, wxRect &dest);
+
+   bool HideTopItem( const wxRect &rect, const wxRect &subRect,
+                               int allowance = 0 );
+
+   // Non-member, namespace function relying on TrackPanel to invoke it
+   // when it handles preference update events
+   void UpdatePrefs( wxWindow *pParent );
+};
+
+#endif