Merging r5975 through r6036 from trunk to ogl-es branch.

GLES drivers adapted, but only did make compile-tests.


git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/branches/ogl-es@6038 dfc29bdd-3216-0410-991c-e03cc46cb475

source/Irrlicht/CGUITabControl.h

@@ -0,0 +1,198 @@
+// Copyright (C) 2002-2012 Nikolaus Gebhardt
+// This file is part of the "Irrlicht Engine".
+// For conditions of distribution and use, see copyright notice in irrlicht.h
+
+#ifndef __C_GUI_TAB_CONTROL_H_INCLUDED__
+#define __C_GUI_TAB_CONTROL_H_INCLUDED__
+
+#include "IrrCompileConfig.h"
+#ifdef _IRR_COMPILE_WITH_GUI_
+
+#include "IGUITabControl.h"
+#include "irrArray.h"
+#include "IGUISkin.h"
+
+namespace irr
+{
+namespace gui
+{
+	class CGUITabControl;
+	class IGUIButton;
+
+	// A tab, onto which other gui elements could be added.
+	class CGUITab : public IGUITab
+	{
+	public:
+
+		//! constructor
+		CGUITab(IGUIEnvironment* environment,
+			IGUIElement* parent, const core::rect<s32>& rectangle,
+			s32 id);
+
+		//! draws the element and its children
+		virtual void draw() _IRR_OVERRIDE_;
+
+		//! sets if the tab should draw its background
+		virtual void setDrawBackground(bool draw=true) _IRR_OVERRIDE_;
+
+		//! sets the color of the background, if it should be drawn.
+		virtual void setBackgroundColor(video::SColor c) _IRR_OVERRIDE_;
+
+		//! sets the color of the text
+		virtual void setTextColor(video::SColor c) _IRR_OVERRIDE_;
+
+		//! returns true if the tab is drawing its background, false if not
+		virtual bool isDrawingBackground() const _IRR_OVERRIDE_;
+
+		//! returns the color of the background
+		virtual video::SColor getBackgroundColor() const _IRR_OVERRIDE_;
+
+		virtual video::SColor getTextColor() const _IRR_OVERRIDE_;
+
+		//! Writes attributes of the element.
+		virtual void serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options) const _IRR_OVERRIDE_;
+
+		//! Reads attributes of the element
+		virtual void deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options) _IRR_OVERRIDE_;
+
+	private:
+
+		video::SColor BackColor;
+		bool OverrideTextColorEnabled;
+		video::SColor TextColor;
+		bool DrawBackground;
+	};
+
+
+	//! A standard tab control
+	class CGUITabControl : public IGUITabControl
+	{
+	public:
+
+		//! destructor
+		CGUITabControl(IGUIEnvironment* environment,
+			IGUIElement* parent, const core::rect<s32>& rectangle,
+			bool fillbackground=true, bool border=true, s32 id=-1);
+
+		//! destructor
+		virtual ~CGUITabControl();
+
+		//! Adds a tab
+		virtual IGUITab* addTab(const wchar_t* caption, s32 id=-1) _IRR_OVERRIDE_;
+
+		//! Adds an existing tab
+		virtual s32 addTab(IGUITab* tab) _IRR_OVERRIDE_;
+
+		//! Insert the tab at the given index
+		virtual IGUITab* insertTab(s32 idx, const wchar_t* caption, s32 id=-1) _IRR_OVERRIDE_;
+
+		//! Insert an existing tab
+		/** Note that it will also add the tab as a child of this TabControl.
+		\return Index of added tab (should be same as the one passed) or -1 for failure*/
+		virtual s32 insertTab(s32 idx, IGUITab* tab, bool serializationMode) _IRR_OVERRIDE_;
+
+		//! Removes a tab from the tabcontrol
+		virtual void removeTab(s32 idx) _IRR_OVERRIDE_;
+
+		//! Clears the tabcontrol removing all tabs
+		virtual void clear() _IRR_OVERRIDE_;
+
+		//! Returns amount of tabs in the tabcontrol
+		virtual s32 getTabCount() const _IRR_OVERRIDE_;
+
+		//! Returns a tab based on zero based index
+		virtual IGUITab* getTab(s32 idx) const _IRR_OVERRIDE_;
+
+		//! Brings a tab to front.
+		virtual bool setActiveTab(s32 idx) _IRR_OVERRIDE_;
+
+		//! Brings a tab to front.
+		virtual bool setActiveTab(IGUITab *tab) _IRR_OVERRIDE_;
+
+		//! For given given tab find it's zero-based index (or -1 for not found)
+		virtual s32 getTabIndex(const IGUIElement *tab) const _IRR_OVERRIDE_;
+
+		//! Returns which tab is currently active
+		virtual s32 getActiveTab() const _IRR_OVERRIDE_;
+
+		//! get the the id of the tab at the given absolute coordinates
+		virtual s32 getTabAt(s32 xpos, s32 ypos) const _IRR_OVERRIDE_;
+
+		//! called if an event happened.
+		virtual bool OnEvent(const SEvent& event) _IRR_OVERRIDE_;
+
+		//! draws the element and its children
+		virtual void draw() _IRR_OVERRIDE_;
+
+		//! Removes a child.
+		virtual void removeChild(IGUIElement* child) _IRR_OVERRIDE_;
+
+		//! Writes attributes of the element.
+		virtual void serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options) const _IRR_OVERRIDE_;
+		//! Set the height of the tabs
+		virtual void setTabHeight( s32 height ) _IRR_OVERRIDE_;
+
+		//! Reads attributes of the element
+		virtual void deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options) _IRR_OVERRIDE_;
+
+		//! Get the height of the tabs
+		virtual s32 getTabHeight() const _IRR_OVERRIDE_;
+
+		//! set the maximal width of a tab. Per default width is 0 which means "no width restriction".
+		virtual void setTabMaxWidth(s32 width ) _IRR_OVERRIDE_;
+
+		//! get the maximal width of a tab
+		virtual s32 getTabMaxWidth() const _IRR_OVERRIDE_;
+
+		//! Set the alignment of the tabs
+		//! note: EGUIA_CENTER is not an option
+		virtual void setTabVerticalAlignment( gui::EGUI_ALIGNMENT alignment ) _IRR_OVERRIDE_;
+
+		//! Get the alignment of the tabs
+		virtual gui::EGUI_ALIGNMENT getTabVerticalAlignment() const _IRR_OVERRIDE_;
+
+		//! Set the extra width added to tabs on each side of the text
+		virtual void setTabExtraWidth( s32 extraWidth ) _IRR_OVERRIDE_;
+
+		//! Get the extra width added to tabs on each side of the text
+		virtual s32 getTabExtraWidth() const _IRR_OVERRIDE_;
+
+		//! Update the position of the element, decides scroll button status
+		virtual void updateAbsolutePosition() _IRR_OVERRIDE_;
+
+	private:
+
+		void scrollLeft();
+		void scrollRight();
+		bool needScrollControl( s32 startIndex=0, bool withScrollControl=false );
+		s32 calcTabWidth(s32 pos, IGUIFont* font, const wchar_t* text, bool withScrollControl ) const;
+		core::rect<s32> calcTabPos();
+		void setVisibleTab(s32 idx);
+		void removeTabButNotChild(s32 idx);
+
+		void recalculateScrollButtonPlacement();
+		void recalculateScrollBar();
+		void refreshSprites();
+
+		core::array<IGUITab*> Tabs;
+		s32 ActiveTabIndex;
+		bool Border;
+		bool FillBackground;
+		bool ScrollControl;
+		s32 TabHeight;
+		gui::EGUI_ALIGNMENT VerticalAlignment;
+		IGUIButton* UpButton;
+		IGUIButton* DownButton;
+		s32 TabMaxWidth;
+		s32 CurrentScrollTabIndex;
+		s32 TabExtraWidth;
+	};
+
+
+} // end namespace gui
+} // end namespace irr
+
+#endif // _IRR_COMPILE_WITH_GUI_
+
+#endif
+