add ComboGraph

stepmania/src/ComboGraph.cpp

@@ -0,0 +1,78 @@
+#include "global.h"
+#include "ComboGraph.h"
+#include "ThemeManager.h"
+#include "RageLog.h"
+
+const int MinComboSizeToShow = 5;
+
+void ComboGraph::Load( CString Path, const StageStats &s, PlayerNumber pn )
+{
+	ASSERT( m_Actors.size() == 0 );
+
+	/* Find the largest combo. */
+	int MaxComboSize = 0;
+	unsigned i;
+	for( i = 0; i < s.ComboList[pn].size(); ++i )
+		MaxComboSize = max( MaxComboSize, s.ComboList[pn][i].cnt );
+
+	float width = -1;
+	for( i = 0; i < s.ComboList[pn].size(); ++i )
+	{
+		const StageStats::Combo_t &combo = s.ComboList[pn][i];
+		if( combo.cnt < MinComboSizeToShow )
+			continue; /* too small */
+
+		const bool IsMax = (combo.cnt == MaxComboSize);
+
+		LOG->Trace("combo %i is %f+%f", i, combo.start, combo.size);
+		Sprite *sprite = new Sprite;
+		const CString path = ssprintf( "%s %s", Path.c_str(), IsMax? "max":"normal" );
+		sprite->Load( THEME->GetPathToG(path) );
+
+		sprite->SetCropLeft ( SCALE( combo.size, 0.0f, 1.0f, 0.5f, 0.0f ) );
+		sprite->SetCropRight( SCALE( combo.size, 0.0f, 1.0f, 0.5f, 0.0f ) );
+
+		sprite->BeginTweening( .5f );
+		sprite->SetCropLeft( combo.start );
+		sprite->SetCropRight( 1 - (combo.size + combo.start) );
+
+		if( width < 0 )
+			width = sprite->GetUnzoomedWidth();
+
+		m_Actors.push_back( sprite );
+		this->AddChild( sprite );
+	}
+
+	for( i = 0; i < s.ComboList[pn].size(); ++i )
+	{
+		const StageStats::Combo_t &combo = s.ComboList[pn][i];
+		if( combo.cnt < MinComboSizeToShow )
+			continue; /* too small */
+	
+		const bool IsMax = (combo.cnt == MaxComboSize);
+		if( !IsMax )
+			continue;
+
+		BitmapText *text = new BitmapText;
+		text->LoadFromFont( THEME->GetPathToF(Path) );
+
+		const float CenterPercent = combo.start + combo.size/2;
+		const float CenterXPos = SCALE( CenterPercent, 0.0f, 1.0f, -width/2.0f, width/2.0f );
+		text->SetX( CenterXPos );
+
+		text->SetText( ssprintf("%i",combo.cnt) );
+		text->Command( "diffusealpha,0;sleep,.5f;linear,.3;diffusealpha,1" );
+
+		m_Actors.push_back( text );
+		this->AddChild( text );
+	}
+}
+
+void ComboGraph::Unload()
+{
+	for( unsigned i = 0; i < m_Actors.size(); ++i )
+		delete m_Actors[i];
+
+	m_SubActors.clear();
+}
+

stepmania/src/ComboGraph.h

@@ -0,0 +1,21 @@
+#ifndef COMBO_GRAPH_H
+#define COMBO_GRAPH_H
+
+#include "ActorFrame.h"
+#include "PlayerNumber.h"
+#include "StageStats.h"
+#include "Sprite.h"
+#include "BitmapText.h"
+
+class ComboGraph: public ActorFrame
+{
+public:
+	~ComboGraph() { Unload(); }
+	void Load( CString Path, const StageStats &s, PlayerNumber pn );
+	void Unload();
+
+private:
+	vector<Actor*>		m_Actors;
+};
+
+#endif