Add LmmsStyle class for color and drawing hooks

git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@1974 0778d3d1-df1d-0410-868b-ea421aaaa00d

include/classic_style.h

@@ -0,0 +1,76 @@
+/*
+ * classic_style.h - the graphical style used by LMMS for original look&feel
+ *
+ * Copyright (c) 2009 Paul Giblock <pgib/at/users.sourceforge.net>
+ *
+ * This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program (see COPYING); if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301 USA.
+ *
+ */
+
+
+#ifndef _CLASSIC_STYLE_H
+#define _CLASSIC_STYLE_H
+
+#include <QtGui/QPlastiqueStyle>
+#include "lmms_style.h"
+
+
+class ClassicStyle : public QPlastiqueStyle, public LmmsStyle
+{
+public:
+	ClassicStyle();
+	virtual ~ClassicStyle()
+	{
+	}
+
+    // QT stuff
+
+	virtual QPalette standardPalette( void ) const;
+
+	virtual void drawComplexControl(
+				ComplexControl control,
+				const QStyleOptionComplex * option,
+					QPainter *painter,
+						const QWidget *widget ) const;
+	virtual void drawPrimitive( PrimitiveElement element,
+					const QStyleOption *option,
+					QPainter *painter,
+					const QWidget *widget = 0 ) const;
+
+	virtual int pixelMetric( PixelMetric metric,
+					const QStyleOption * option = 0,
+					const QWidget * widget = 0 ) const;
+
+    // LMMS Stuff
+
+    virtual void drawFxLine(QPainter * _painter, const QWidget *_fxLine,
+            const QString & _name, bool _active);
+
+    virtual void drawTrackContentBackground(QPainter * _painter,
+            const QSize & _size, const int _pixelsPerTact);
+
+    virtual QColor color(LmmsStyle::ColorRole _role) const;
+
+private:
+    QImage colorizeXpm( const char * const * xpm, const QBrush & fill ) const;
+
+    QColor colors[LmmsStyle::NumColorRoles];
+
+};
+
+#endif

include/engine.h

@@ -31,6 +31,7 @@
 #include <QtCore/QMap>
 
 #include "export.h"
+#include "lmms_style.h"
 
 class automationEditor;
 class bbEditor;
@@ -164,6 +165,13 @@ public:
 		return( s_pluginFileHandling );
 	}
 
+    static void setLmmsStyle( LmmsStyle * _style ) {
+        s_lmmsStyle = _style;
+    }
+
+    static LmmsStyle * getLmmsStyle( void ) {
+        return s_lmmsStyle;
+    }
 
 private:
 	static bool s_hasGUI;
@@ -190,6 +198,8 @@ private:
 	static projectNotes * s_projectNotes;
 	static ladspa2LMMS * s_ladspaManager;
 
+    static LmmsStyle * s_lmmsStyle;
+
 	static QMap<QString, QString> s_pluginFileHandling;
 
 	static void initPluginFileHandling( void );

include/lmms_style.h

@@ -2,8 +2,8 @@
  * lmms_style.h - the graphical style used by LMMS to create a consistent
  *                interface
  *
- * Copyright (c) 2007-2008 Tobias Doerffel <tobydox/at/users.sourceforge.net>
- * 
+ * Copyright (c) 2009 Paul Giblock <pgib/at/users.sourceforge.net>
+ *
  * This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
  *
  * This program is free software; you can redistribute it and/or
@@ -27,17 +27,67 @@
 #ifndef _LMMS_STYLE_H
 #define _LMMS_STYLE_H
 
-#include <QtGui/QPlastiqueStyle>
+
+// Defines for widgets
+#include "fx_mixer_view.h"
 
 
-class lmmsStyle : public QPlastiqueStyle
+class LmmsStyle
 {
 public:
-	lmmsStyle();
-	virtual ~lmmsStyle() 
+    enum ColorRole
+    {
+        AutomationBarFill,
+        AutomationBarValue,
+        AutomationSelectedBarFill,
+        AutomationCrosshair,
+        PianoRollStepNote,
+        PianoRollSelectedNote,
+        PianoRollDefaultNote,
+        PianoRollEditHandle,
+        PianoRollVolumeLevel,
+        PianoRollPanningLevel,
+        PianoRollSelectedLevel,
+        TimelineForecolor,
+        StandardGraphLine,
+        StandardGraphHandle,
+        StandardGraphHandleBorder,
+        StandardGraphCrosshair,
+        TextFloatForecolor,
+        TextFloatFill,
+        VisualizationLevelLow,
+        VisualizationLevelMid,
+        VisualizationLevelPeak,
+        NumColorRoles
+    };
+
+  /* TODO: Still need to style:
+   * combobox.cpp
+   * fade_button.cpp
+   * knob.cpp					- Will be reimplemented to use image-strips
+   * tab_widget.cpp
+   * tool_button.cpp	- Will be obsoleted in favor of real Qt toolbars
+   */
+
+
+	LmmsStyle()
+    {
+    }
+
+	virtual ~LmmsStyle()
 	{
 	}
 
+
+    virtual void drawFxLine(QPainter * _painter, const QWidget *_fxLine,
+            const QString & _name, bool _active) = 0;
+
+    virtual void drawTrackContentBackground(QPainter * _painter,
+            const QSize & _size, const int _pixelsPerTact) = 0;
+
+    virtual QColor color(ColorRole _role) const = 0;
+
+/*
 	virtual QPalette standardPalette( void ) const;
 
 	virtual void drawComplexControl(
@@ -50,10 +100,22 @@ public:
 					QPainter *painter,
 					const QWidget *widget = 0 ) const;
 
+    virtual void drawControl( ControlElement element, const QStyleOption * option,
+        QPainter * painter, const QWidget * widget ) const;
+
 	virtual int pixelMetric( PixelMetric metric,
-					const QStyleOption * option = 0, 
+					const QStyleOption * option = 0,
 					const QWidget * widget = 0 ) const;
 
+    QSize sizeFromContents(ContentsType type, const QStyleOption *option,
+                                            const QSize &size, const QWidget *widget) const;
+    QRect subControlRect(ComplexControl control, const QStyleOptionComplex *option,
+                                          SubControl subControl, const QWidget *widget) const;
+
+
+private:
+    QImage colorizeXpm( const char * const * xpm, const QBrush & fill ) const;
+*/
 } ;
 
 #endif